Merge master.kernel.org:/pub/scm/linux/kernel/git/davem/net-2.6
diff --git a/arch/arm/common/locomo.c b/arch/arm/common/locomo.c
index 51f430c..2786f7c 100644
--- a/arch/arm/common/locomo.c
+++ b/arch/arm/common/locomo.c
@@ -541,6 +541,103 @@
return ret;
}
+#ifdef CONFIG_PM
+
+struct locomo_save_data {
+ u16 LCM_GPO;
+ u16 LCM_SPICT;
+ u16 LCM_GPE;
+ u16 LCM_ASD;
+ u16 LCM_SPIMD;
+};
+
+static int locomo_suspend(struct device *dev, u32 pm_message_t, u32 level)
+{
+ struct locomo *lchip = dev_get_drvdata(dev);
+ struct locomo_save_data *save;
+ unsigned long flags;
+
+ if (level != SUSPEND_DISABLE)
+ return 0;
+
+ save = kmalloc(sizeof(struct locomo_save_data), GFP_KERNEL);
+ if (!save)
+ return -ENOMEM;
+
+ dev->power.saved_state = (void *) save;
+
+ spin_lock_irqsave(&lchip->lock, flags);
+
+ save->LCM_GPO = locomo_readl(lchip->base + LOCOMO_GPO); /* GPIO */
+ locomo_writel(0x00, lchip->base + LOCOMO_GPO);
+ save->LCM_SPICT = locomo_readl(lchip->base + LOCOMO_SPICT); /* SPI */
+ locomo_writel(0x40, lchip->base + LOCOMO_SPICT);
+ save->LCM_GPE = locomo_readl(lchip->base + LOCOMO_GPE); /* GPIO */
+ locomo_writel(0x00, lchip->base + LOCOMO_GPE);
+ save->LCM_ASD = locomo_readl(lchip->base + LOCOMO_ASD); /* ADSTART */
+ locomo_writel(0x00, lchip->base + LOCOMO_ASD);
+ save->LCM_SPIMD = locomo_readl(lchip->base + LOCOMO_SPIMD); /* SPI */
+ locomo_writel(0x3C14, lchip->base + LOCOMO_SPIMD);
+
+ locomo_writel(0x00, lchip->base + LOCOMO_PAIF);
+ locomo_writel(0x00, lchip->base + LOCOMO_DAC);
+ locomo_writel(0x00, lchip->base + LOCOMO_BACKLIGHT + LOCOMO_TC);
+
+ if ( (locomo_readl(lchip->base + LOCOMO_LED + LOCOMO_LPT0) & 0x88) && (locomo_readl(lchip->base + LOCOMO_LED + LOCOMO_LPT1) & 0x88) )
+ locomo_writel(0x00, lchip->base + LOCOMO_C32K); /* CLK32 off */
+ else
+ /* 18MHz already enabled, so no wait */
+ locomo_writel(0xc1, lchip->base + LOCOMO_C32K); /* CLK32 on */
+
+ locomo_writel(0x00, lchip->base + LOCOMO_TADC); /* 18MHz clock off*/
+ locomo_writel(0x00, lchip->base + LOCOMO_AUDIO + LOCOMO_ACC); /* 22MHz/24MHz clock off */
+ locomo_writel(0x00, lchip->base + LOCOMO_FRONTLIGHT + LOCOMO_ALS); /* FL */
+
+ spin_unlock_irqrestore(&lchip->lock, flags);
+
+ return 0;
+}
+
+static int locomo_resume(struct device *dev, u32 level)
+{
+ struct locomo *lchip = dev_get_drvdata(dev);
+ struct locomo_save_data *save;
+ unsigned long r;
+ unsigned long flags;
+
+ if (level != RESUME_ENABLE)
+ return 0;
+
+ save = (struct locomo_save_data *) dev->power.saved_state;
+ if (!save)
+ return 0;
+
+ spin_lock_irqsave(&lchip->lock, flags);
+
+ locomo_writel(save->LCM_GPO, lchip->base + LOCOMO_GPO);
+ locomo_writel(save->LCM_SPICT, lchip->base + LOCOMO_SPICT);
+ locomo_writel(save->LCM_GPE, lchip->base + LOCOMO_GPE);
+ locomo_writel(save->LCM_ASD, lchip->base + LOCOMO_ASD);
+ locomo_writel(save->LCM_SPIMD, lchip->base + LOCOMO_SPIMD);
+
+ locomo_writel(0x00, lchip->base + LOCOMO_C32K);
+ locomo_writel(0x90, lchip->base + LOCOMO_TADC);
+
+ locomo_writel(0, lchip->base + LOCOMO_KEYBOARD + LOCOMO_KSC);
+ r = locomo_readl(lchip->base + LOCOMO_KEYBOARD + LOCOMO_KIC);
+ r &= 0xFEFF;
+ locomo_writel(r, lchip->base + LOCOMO_KEYBOARD + LOCOMO_KIC);
+ locomo_writel(0x1, lchip->base + LOCOMO_KEYBOARD + LOCOMO_KCMD);
+
+ spin_unlock_irqrestore(&lchip->lock, flags);
+
+ dev->power.saved_state = NULL;
+ kfree(save);
+
+ return 0;
+}
+#endif
+
/**
* locomo_probe - probe for a single LoCoMo chip.
* @phys_addr: physical address of device.
@@ -707,6 +804,10 @@
.bus = &platform_bus_type,
.probe = locomo_probe,
.remove = locomo_remove,
+#ifdef CONFIG_PM
+ .suspend = locomo_suspend,
+ .resume = locomo_resume,
+#endif
};
/*
diff --git a/arch/arm/configs/s3c2410_defconfig b/arch/arm/configs/s3c2410_defconfig
index 96a794d..756348b 100644
--- a/arch/arm/configs/s3c2410_defconfig
+++ b/arch/arm/configs/s3c2410_defconfig
@@ -1,7 +1,7 @@
#
# Automatically generated make config: don't edit
-# Linux kernel version: 2.6.12-git4
-# Wed Jun 22 15:56:42 2005
+# Linux kernel version: 2.6.13-git8
+# Thu Sep 8 19:24:02 2005
#
CONFIG_ARM=y
CONFIG_MMU=y
@@ -22,6 +22,7 @@
# General setup
#
CONFIG_LOCALVERSION=""
+CONFIG_LOCALVERSION_AUTO=y
CONFIG_SWAP=y
CONFIG_SYSVIPC=y
# CONFIG_POSIX_MQUEUE is not set
@@ -31,6 +32,7 @@
# CONFIG_HOTPLUG is not set
CONFIG_KOBJECT_UEVENT=y
# CONFIG_IKCONFIG is not set
+CONFIG_INITRAMFS_SOURCE=""
# CONFIG_EMBEDDED is not set
CONFIG_KALLSYMS=y
# CONFIG_KALLSYMS_ALL is not set
@@ -88,7 +90,9 @@
#
# S3C24XX Implementations
#
+CONFIG_MACH_ANUBIS=y
CONFIG_ARCH_BAST=y
+CONFIG_BAST_PC104_IRQ=y
CONFIG_ARCH_H1940=y
CONFIG_MACH_N30=y
CONFIG_ARCH_SMDK2410=y
@@ -112,6 +116,7 @@
# CONFIG_S3C2410_DMA_DEBUG is not set
# CONFIG_S3C2410_PM_DEBUG is not set
# CONFIG_S3C2410_PM_CHECK is not set
+CONFIG_PM_SIMTEC=y
CONFIG_S3C2410_LOWLEVEL_UART_PORT=0
#
@@ -149,7 +154,15 @@
#
# CONFIG_SMP is not set
# CONFIG_PREEMPT is not set
-# CONFIG_DISCONTIGMEM is not set
+# CONFIG_NO_IDLE_HZ is not set
+# CONFIG_ARCH_DISCONTIGMEM_ENABLE is not set
+CONFIG_SELECT_MEMORY_MODEL=y
+CONFIG_FLATMEM_MANUAL=y
+# CONFIG_DISCONTIGMEM_MANUAL is not set
+# CONFIG_SPARSEMEM_MANUAL is not set
+CONFIG_FLATMEM=y
+CONFIG_FLAT_NODE_MEM_MAP=y
+# CONFIG_SPARSEMEM_STATIC is not set
CONFIG_ALIGNMENT_TRAP=y
#
@@ -186,6 +199,74 @@
CONFIG_APM=y
#
+# Networking
+#
+CONFIG_NET=y
+
+#
+# Networking options
+#
+# CONFIG_PACKET is not set
+CONFIG_UNIX=y
+# CONFIG_NET_KEY is not set
+CONFIG_INET=y
+# CONFIG_IP_MULTICAST is not set
+# CONFIG_IP_ADVANCED_ROUTER is not set
+CONFIG_IP_FIB_HASH=y
+CONFIG_IP_PNP=y
+# CONFIG_IP_PNP_DHCP is not set
+CONFIG_IP_PNP_BOOTP=y
+# CONFIG_IP_PNP_RARP is not set
+# CONFIG_NET_IPIP is not set
+# CONFIG_NET_IPGRE is not set
+# CONFIG_ARPD is not set
+# CONFIG_SYN_COOKIES is not set
+# CONFIG_INET_AH is not set
+# CONFIG_INET_ESP is not set
+# CONFIG_INET_IPCOMP is not set
+# CONFIG_INET_TUNNEL is not set
+CONFIG_INET_DIAG=y
+CONFIG_INET_TCP_DIAG=y
+# CONFIG_TCP_CONG_ADVANCED is not set
+CONFIG_TCP_CONG_BIC=y
+# CONFIG_IPV6 is not set
+# CONFIG_NETFILTER is not set
+
+#
+# DCCP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_DCCP is not set
+
+#
+# SCTP Configuration (EXPERIMENTAL)
+#
+# CONFIG_IP_SCTP is not set
+# CONFIG_ATM is not set
+# CONFIG_BRIDGE is not set
+# CONFIG_VLAN_8021Q is not set
+# CONFIG_DECNET is not set
+# CONFIG_LLC2 is not set
+# CONFIG_IPX is not set
+# CONFIG_ATALK is not set
+# CONFIG_X25 is not set
+# CONFIG_LAPB is not set
+# CONFIG_NET_DIVERT is not set
+# CONFIG_ECONET is not set
+# CONFIG_WAN_ROUTER is not set
+# CONFIG_NET_SCHED is not set
+# CONFIG_NET_CLS_ROUTE is not set
+
+#
+# Network testing
+#
+# CONFIG_NET_PKTGEN is not set
+# CONFIG_NETFILTER_NETLINK is not set
+# CONFIG_HAMRADIO is not set
+# CONFIG_IRDA is not set
+# CONFIG_BT is not set
+# CONFIG_IEEE80211 is not set
+
+#
# Device Drivers
#
@@ -258,6 +339,7 @@
# CONFIG_MTD_IMPA7 is not set
CONFIG_MTD_BAST=y
CONFIG_MTD_BAST_MAXSIZE=4
+# CONFIG_MTD_PLATRAM is not set
#
# Self-contained MTD device drivers
@@ -312,7 +394,6 @@
CONFIG_BLK_DEV_RAM_COUNT=16
CONFIG_BLK_DEV_RAM_SIZE=4096
CONFIG_BLK_DEV_INITRD=y
-CONFIG_INITRAMFS_SOURCE=""
# CONFIG_CDROM_PKTCDVD is not set
#
@@ -354,6 +435,7 @@
#
# SCSI device support
#
+# CONFIG_RAID_ATTRS is not set
# CONFIG_SCSI is not set
#
@@ -376,70 +458,8 @@
#
#
-# Networking support
+# Network device support
#
-CONFIG_NET=y
-
-#
-# Networking options
-#
-# CONFIG_PACKET is not set
-CONFIG_UNIX=y
-# CONFIG_NET_KEY is not set
-CONFIG_INET=y
-CONFIG_IP_FIB_HASH=y
-# CONFIG_IP_FIB_TRIE is not set
-# CONFIG_IP_MULTICAST is not set
-# CONFIG_IP_ADVANCED_ROUTER is not set
-CONFIG_IP_PNP=y
-# CONFIG_IP_PNP_DHCP is not set
-CONFIG_IP_PNP_BOOTP=y
-# CONFIG_IP_PNP_RARP is not set
-# CONFIG_NET_IPIP is not set
-# CONFIG_NET_IPGRE is not set
-# CONFIG_ARPD is not set
-# CONFIG_SYN_COOKIES is not set
-# CONFIG_INET_AH is not set
-# CONFIG_INET_ESP is not set
-# CONFIG_INET_IPCOMP is not set
-# CONFIG_INET_TUNNEL is not set
-CONFIG_IP_TCPDIAG=y
-# CONFIG_IP_TCPDIAG_IPV6 is not set
-# CONFIG_IPV6 is not set
-# CONFIG_NETFILTER is not set
-
-#
-# SCTP Configuration (EXPERIMENTAL)
-#
-# CONFIG_IP_SCTP is not set
-# CONFIG_ATM is not set
-# CONFIG_BRIDGE is not set
-# CONFIG_VLAN_8021Q is not set
-# CONFIG_DECNET is not set
-# CONFIG_LLC2 is not set
-# CONFIG_IPX is not set
-# CONFIG_ATALK is not set
-# CONFIG_X25 is not set
-# CONFIG_LAPB is not set
-# CONFIG_NET_DIVERT is not set
-# CONFIG_ECONET is not set
-# CONFIG_WAN_ROUTER is not set
-
-#
-# QoS and/or fair queueing
-#
-# CONFIG_NET_SCHED is not set
-# CONFIG_NET_CLS_ROUTE is not set
-
-#
-# Network testing
-#
-# CONFIG_NET_PKTGEN is not set
-# CONFIG_NETPOLL is not set
-# CONFIG_NET_POLL_CONTROLLER is not set
-# CONFIG_HAMRADIO is not set
-# CONFIG_IRDA is not set
-# CONFIG_BT is not set
CONFIG_NETDEVICES=y
# CONFIG_DUMMY is not set
# CONFIG_BONDING is not set
@@ -447,6 +467,11 @@
# CONFIG_TUN is not set
#
+# PHY device support
+#
+# CONFIG_PHYLIB is not set
+
+#
# Ethernet (10 or 100Mbit)
#
CONFIG_NET_ETHERNET=y
@@ -480,6 +505,8 @@
# CONFIG_SLIP is not set
# CONFIG_SHAPER is not set
# CONFIG_NETCONSOLE is not set
+# CONFIG_NETPOLL is not set
+# CONFIG_NET_POLL_CONTROLLER is not set
#
# ISDN subsystem
@@ -562,7 +589,6 @@
CONFIG_SERIAL_8250_MANY_PORTS=y
CONFIG_SERIAL_8250_SHARE_IRQ=y
# CONFIG_SERIAL_8250_DETECT_IRQ is not set
-# CONFIG_SERIAL_8250_MULTIPORT is not set
# CONFIG_SERIAL_8250_RSA is not set
#
@@ -605,7 +631,6 @@
#
# Ftape, the floppy tape device driver
#
-# CONFIG_DRM is not set
# CONFIG_RAW_DRIVER is not set
#
@@ -628,7 +653,7 @@
#
# I2C Hardware Bus support
#
-# CONFIG_I2C_ISA is not set
+CONFIG_I2C_ISA=m
# CONFIG_I2C_PARPORT is not set
# CONFIG_I2C_PARPORT_LIGHT is not set
CONFIG_I2C_S3C2410=y
@@ -636,14 +661,33 @@
# CONFIG_I2C_PCA_ISA is not set
#
-# Hardware Sensors Chip support
+# Miscellaneous I2C Chip support
#
-CONFIG_I2C_SENSOR=m
+# CONFIG_SENSORS_DS1337 is not set
+# CONFIG_SENSORS_DS1374 is not set
+CONFIG_SENSORS_EEPROM=m
+# CONFIG_SENSORS_PCF8574 is not set
+# CONFIG_SENSORS_PCA9539 is not set
+# CONFIG_SENSORS_PCF8591 is not set
+# CONFIG_SENSORS_RTC8564 is not set
+# CONFIG_SENSORS_MAX6875 is not set
+# CONFIG_I2C_DEBUG_CORE is not set
+# CONFIG_I2C_DEBUG_ALGO is not set
+# CONFIG_I2C_DEBUG_BUS is not set
+# CONFIG_I2C_DEBUG_CHIP is not set
+
+#
+# Hardware Monitoring support
+#
+CONFIG_HWMON=y
+CONFIG_HWMON_VID=m
# CONFIG_SENSORS_ADM1021 is not set
# CONFIG_SENSORS_ADM1025 is not set
# CONFIG_SENSORS_ADM1026 is not set
# CONFIG_SENSORS_ADM1031 is not set
+# CONFIG_SENSORS_ADM9240 is not set
# CONFIG_SENSORS_ASB100 is not set
+# CONFIG_SENSORS_ATXP1 is not set
# CONFIG_SENSORS_DS1621 is not set
# CONFIG_SENSORS_FSCHER is not set
# CONFIG_SENSORS_FSCPOS is not set
@@ -662,30 +706,24 @@
# CONFIG_SENSORS_LM92 is not set
# CONFIG_SENSORS_MAX1619 is not set
# CONFIG_SENSORS_PC87360 is not set
-# CONFIG_SENSORS_SMSC47B397 is not set
# CONFIG_SENSORS_SMSC47M1 is not set
+# CONFIG_SENSORS_SMSC47B397 is not set
# CONFIG_SENSORS_W83781D is not set
+# CONFIG_SENSORS_W83792D is not set
# CONFIG_SENSORS_W83L785TS is not set
# CONFIG_SENSORS_W83627HF is not set
-
-#
-# Other I2C Chip support
-#
-# CONFIG_SENSORS_DS1337 is not set
-CONFIG_SENSORS_EEPROM=m
-# CONFIG_SENSORS_PCF8574 is not set
-# CONFIG_SENSORS_PCF8591 is not set
-# CONFIG_SENSORS_RTC8564 is not set
-# CONFIG_I2C_DEBUG_CORE is not set
-# CONFIG_I2C_DEBUG_ALGO is not set
-# CONFIG_I2C_DEBUG_BUS is not set
-# CONFIG_I2C_DEBUG_CHIP is not set
+# CONFIG_SENSORS_W83627EHF is not set
+# CONFIG_HWMON_DEBUG_CHIP is not set
#
# Misc devices
#
#
+# Multimedia Capabilities Port drivers
+#
+
+#
# Multimedia devices
#
# CONFIG_VIDEO_DEV is not set
@@ -731,7 +769,7 @@
# USB support
#
CONFIG_USB_ARCH_HAS_HCD=y
-# CONFIG_USB_ARCH_HAS_OHCI is not set
+CONFIG_USB_ARCH_HAS_OHCI=y
# CONFIG_USB is not set
#
@@ -749,6 +787,7 @@
#
CONFIG_EXT2_FS=y
# CONFIG_EXT2_FS_XATTR is not set
+# CONFIG_EXT2_FS_XIP is not set
CONFIG_EXT3_FS=y
CONFIG_EXT3_FS_XATTR=y
# CONFIG_EXT3_FS_POSIX_ACL is not set
@@ -758,6 +797,7 @@
CONFIG_FS_MBCACHE=y
# CONFIG_REISERFS_FS is not set
# CONFIG_JFS_FS is not set
+# CONFIG_FS_POSIX_ACL is not set
#
# XFS support
@@ -765,6 +805,7 @@
# CONFIG_XFS_FS is not set
# CONFIG_MINIX_FS is not set
CONFIG_ROMFS_FS=y
+CONFIG_INOTIFY=y
# CONFIG_QUOTA is not set
CONFIG_DNOTIFY=y
# CONFIG_AUTOFS_FS is not set
@@ -791,11 +832,11 @@
#
CONFIG_PROC_FS=y
CONFIG_SYSFS=y
-# CONFIG_DEVPTS_FS_XATTR is not set
# CONFIG_TMPFS is not set
# CONFIG_HUGETLBFS is not set
# CONFIG_HUGETLB_PAGE is not set
CONFIG_RAMFS=y
+# CONFIG_RELAYFS_FS is not set
#
# Miscellaneous filesystems
@@ -812,8 +853,7 @@
# CONFIG_JFFS_PROC_FS is not set
CONFIG_JFFS2_FS=y
CONFIG_JFFS2_FS_DEBUG=0
-# CONFIG_JFFS2_FS_NAND is not set
-# CONFIG_JFFS2_FS_NOR_ECC is not set
+CONFIG_JFFS2_FS_WRITEBUFFER=y
# CONFIG_JFFS2_COMPRESSION_OPTIONS is not set
CONFIG_JFFS2_ZLIB=y
CONFIG_JFFS2_RTIME=y
@@ -835,6 +875,7 @@
# CONFIG_NFSD is not set
CONFIG_ROOT_NFS=y
CONFIG_LOCKD=y
+CONFIG_NFS_COMMON=y
CONFIG_SUNRPC=y
# CONFIG_RPCSEC_GSS_KRB5 is not set
# CONFIG_RPCSEC_GSS_SPKM3 is not set
@@ -920,6 +961,7 @@
CONFIG_DEBUG_KERNEL=y
# CONFIG_MAGIC_SYSRQ is not set
CONFIG_LOG_BUF_SHIFT=16
+CONFIG_DETECT_SOFTLOCKUP=y
# CONFIG_SCHEDSTATS is not set
# CONFIG_DEBUG_SLAB is not set
# CONFIG_DEBUG_SPINLOCK is not set
diff --git a/arch/arm/mach-clps7500/core.c b/arch/arm/mach-clps7500/core.c
index 112f1d68..e216ab8 100644
--- a/arch/arm/mach-clps7500/core.c
+++ b/arch/arm/mach-clps7500/core.c
@@ -354,7 +354,7 @@
static struct platform_device serial_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = serial_platform_data,
},
diff --git a/arch/arm/mach-ebsa110/core.c b/arch/arm/mach-ebsa110/core.c
index 23c4da1..5aeadfd 100644
--- a/arch/arm/mach-ebsa110/core.c
+++ b/arch/arm/mach-ebsa110/core.c
@@ -219,7 +219,7 @@
static struct platform_device serial_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = serial_platform_data,
},
diff --git a/arch/arm/mach-epxa10db/arch.c b/arch/arm/mach-epxa10db/arch.c
index 7daa021..44c5657 100644
--- a/arch/arm/mach-epxa10db/arch.c
+++ b/arch/arm/mach-epxa10db/arch.c
@@ -52,7 +52,7 @@
static struct platform_device serial_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = serial_platform_data,
},
diff --git a/arch/arm/mach-footbridge/isa.c b/arch/arm/mach-footbridge/isa.c
index aa3a1fe..28846c7 100644
--- a/arch/arm/mach-footbridge/isa.c
+++ b/arch/arm/mach-footbridge/isa.c
@@ -34,7 +34,7 @@
static struct platform_device serial_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = serial_platform_data,
},
diff --git a/arch/arm/mach-h720x/cpu-h7202.c b/arch/arm/mach-h720x/cpu-h7202.c
index 4b31993..a4a7c01 100644
--- a/arch/arm/mach-h720x/cpu-h7202.c
+++ b/arch/arm/mach-h720x/cpu-h7202.c
@@ -90,7 +90,7 @@
static struct platform_device serial_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = serial_platform_data,
},
diff --git a/arch/arm/mach-ixp2000/core.c b/arch/arm/mach-ixp2000/core.c
index 098c817..74bd2fd 100644
--- a/arch/arm/mach-ixp2000/core.c
+++ b/arch/arm/mach-ixp2000/core.c
@@ -174,7 +174,7 @@
static struct platform_device ixp2000_serial_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = ixp2000_serial_port,
},
diff --git a/arch/arm/mach-ixp4xx/coyote-setup.c b/arch/arm/mach-ixp4xx/coyote-setup.c
index 8b2f253..050c927 100644
--- a/arch/arm/mach-ixp4xx/coyote-setup.c
+++ b/arch/arm/mach-ixp4xx/coyote-setup.c
@@ -66,7 +66,7 @@
static struct platform_device coyote_uart = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = coyote_uart_data,
},
diff --git a/arch/arm/mach-ixp4xx/gtwx5715-setup.c b/arch/arm/mach-ixp4xx/gtwx5715-setup.c
index 3fd92c5..29a6d02 100644
--- a/arch/arm/mach-ixp4xx/gtwx5715-setup.c
+++ b/arch/arm/mach-ixp4xx/gtwx5715-setup.c
@@ -93,7 +93,7 @@
static struct platform_device gtwx5715_uart_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = gtwx5715_uart_platform_data,
},
diff --git a/arch/arm/mach-ixp4xx/ixdp425-setup.c b/arch/arm/mach-ixp4xx/ixdp425-setup.c
index 6c14ff3..ae1fa09 100644
--- a/arch/arm/mach-ixp4xx/ixdp425-setup.c
+++ b/arch/arm/mach-ixp4xx/ixdp425-setup.c
@@ -96,7 +96,7 @@
static struct platform_device ixdp425_uart = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev.platform_data = ixdp425_uart_data,
.num_resources = 2,
.resource = ixdp425_uart_resources
diff --git a/arch/arm/mach-omap1/Kconfig b/arch/arm/mach-omap1/Kconfig
index 7408ac9..27fc2e8 100644
--- a/arch/arm/mach-omap1/Kconfig
+++ b/arch/arm/mach-omap1/Kconfig
@@ -47,6 +47,14 @@
TI OMAP 5912 OSK (OMAP Starter Kit) board support. Say Y here
if you have such a board.
+config OMAP_OSK_MISTRAL
+ bool "Mistral QVGA board Support"
+ depends on MACH_OMAP_OSK
+ help
+ The OSK supports an optional add-on board with a Quarter-VGA
+ touchscreen, PDA-ish buttons, a resume button, bicolor LED,
+ and camera connector. Say Y here if you have this board.
+
config MACH_OMAP_PERSEUS2
bool "TI Perseus2"
depends on ARCH_OMAP1 && ARCH_OMAP730
diff --git a/arch/arm/mach-omap1/Makefile b/arch/arm/mach-omap1/Makefile
index d386fd9..181a93d 100644
--- a/arch/arm/mach-omap1/Makefile
+++ b/arch/arm/mach-omap1/Makefile
@@ -3,7 +3,7 @@
#
# Common support
-obj-y := io.o id.o irq.o time.o serial.o
+obj-y := io.o id.o irq.o time.o serial.o devices.o
led-y := leds.o
# Specific board support
@@ -23,6 +23,7 @@
# LEDs support
led-$(CONFIG_MACH_OMAP_H2) += leds-h2p2-debug.o
+led-$(CONFIG_MACH_OMAP_H3) += leds-h2p2-debug.o
led-$(CONFIG_MACH_OMAP_INNOVATOR) += leds-innovator.o
led-$(CONFIG_MACH_OMAP_PERSEUS2) += leds-h2p2-debug.o
led-$(CONFIG_MACH_OMAP_OSK) += leds-osk.o
diff --git a/arch/arm/mach-omap1/board-generic.c b/arch/arm/mach-omap1/board-generic.c
index 122796e..c209c71 100644
--- a/arch/arm/mach-omap1/board-generic.c
+++ b/arch/arm/mach-omap1/board-generic.c
@@ -48,19 +48,43 @@
#if defined(CONFIG_ARCH_OMAP16XX)
static struct omap_usb_config generic1610_usb_config __initdata = {
+#ifdef CONFIG_USB_OTG
+ .otg = 1,
+#endif
.register_host = 1,
.register_dev = 1,
.hmc_mode = 16,
.pins[0] = 6,
};
+
+static struct omap_mmc_config generic_mmc_config __initdata = {
+ .mmc [0] = {
+ .enabled = 0,
+ .wire4 = 0,
+ .wp_pin = -1,
+ .power_pin = -1,
+ .switch_pin = -1,
+ },
+ .mmc [1] = {
+ .enabled = 0,
+ .wire4 = 0,
+ .wp_pin = -1,
+ .power_pin = -1,
+ .switch_pin = -1,
+ },
+};
+
#endif
static struct omap_board_config_kernel generic_config[] = {
{ OMAP_TAG_USB, NULL },
+ { OMAP_TAG_MMC, &generic_mmc_config },
};
static void __init omap_generic_init(void)
{
+ const struct omap_uart_config *uart_conf;
+
/*
* Make sure the serial ports are muxed on at this point.
* You have to mux them off in device drivers later on
@@ -76,6 +100,18 @@
generic_config[0].data = &generic1610_usb_config;
}
#endif
+
+ uart_conf = omap_get_config(OMAP_TAG_UART, struct omap_uart_config);
+ if (uart_conf != NULL) {
+ unsigned int enabled_ports, i;
+
+ enabled_ports = uart_conf->enabled_uarts;
+ for (i = 0; i < 3; i++) {
+ if (!(enabled_ports & (1 << i)))
+ generic_serial_ports[i] = 0;
+ }
+ }
+
omap_board_config = generic_config;
omap_board_config_size = ARRAY_SIZE(generic_config);
omap_serial_init(generic_serial_ports);
@@ -83,7 +119,7 @@
static void __init omap_generic_map_io(void)
{
- omap_map_common_io()
+ omap_map_common_io();
}
MACHINE_START(OMAP_GENERIC, "Generic OMAP1510/1610/1710")
diff --git a/arch/arm/mach-omap1/board-h2.c b/arch/arm/mach-omap1/board-h2.c
index f4983ee..d46a7006 100644
--- a/arch/arm/mach-omap1/board-h2.c
+++ b/arch/arm/mach-omap1/board-h2.c
@@ -33,6 +33,7 @@
#include <asm/mach/map.h>
#include <asm/arch/gpio.h>
+#include <asm/arch/mux.h>
#include <asm/arch/tc.h>
#include <asm/arch/usb.h>
#include <asm/arch/common.h>
@@ -80,8 +81,7 @@
};
static struct resource h2_flash_resource = {
- .start = OMAP_CS2B_PHYS,
- .end = OMAP_CS2B_PHYS + OMAP_CS2B_SIZE - 1,
+ /* This is on CS3, wherever it's mapped */
.flags = IORESOURCE_MEM,
};
@@ -126,10 +126,9 @@
printk("Error requesting gpio 0 for smc91x irq\n");
return;
}
- omap_set_gpio_edge_ctrl(0, OMAP_GPIO_FALLING_EDGE);
}
-void h2_init_irq(void)
+static void __init h2_init_irq(void)
{
omap_init_irq();
omap_gpio_init();
@@ -152,9 +151,13 @@
};
static struct omap_mmc_config h2_mmc_config __initdata = {
- .mmc_blocks = 1,
- .mmc1_power_pin = -1, /* tps65010 gpio3 */
- .mmc1_switch_pin = OMAP_MPUIO(1),
+ .mmc [0] = {
+ .enabled = 1,
+ .wire4 = 1,
+ .wp_pin = OMAP_MPUIO(3),
+ .power_pin = -1, /* tps65010 gpio3 */
+ .switch_pin = OMAP_MPUIO(1),
+ },
};
static struct omap_board_config_kernel h2_config[] = {
@@ -164,6 +167,16 @@
static void __init h2_init(void)
{
+ /* NOTE: revC boards support NAND-boot, which can put NOR on CS2B
+ * and NAND (either 16bit or 8bit) on CS3.
+ */
+ h2_flash_resource.end = h2_flash_resource.start = omap_cs3_phys();
+ h2_flash_resource.end += SZ_32M - 1;
+
+ /* MMC: card detect and WP */
+ // omap_cfg_reg(U19_ARMIO1); /* CD */
+ omap_cfg_reg(BALLOUT_V8_ARMIO3); /* WP */
+
platform_add_devices(h2_devices, ARRAY_SIZE(h2_devices));
omap_board_config = h2_config;
omap_board_config_size = ARRAY_SIZE(h2_config);
diff --git a/arch/arm/mach-omap1/board-h3.c b/arch/arm/mach-omap1/board-h3.c
index 7cd419d..2798613 100644
--- a/arch/arm/mach-omap1/board-h3.c
+++ b/arch/arm/mach-omap1/board-h3.c
@@ -82,8 +82,7 @@
};
static struct resource h3_flash_resource = {
- .start = OMAP_CS2B_PHYS,
- .end = OMAP_CS2B_PHYS + OMAP_CS2B_SIZE - 1,
+ /* This is on CS3, wherever it's mapped */
.flags = IORESOURCE_MEM,
};
@@ -161,13 +160,26 @@
.pins[1] = 3,
};
+static struct omap_mmc_config h3_mmc_config __initdata = {
+ .mmc[0] = {
+ .enabled = 1,
+ .power_pin = -1, /* tps65010 GPIO4 */
+ .switch_pin = OMAP_MPUIO(1),
+ },
+};
+
static struct omap_board_config_kernel h3_config[] = {
{ OMAP_TAG_USB, &h3_usb_config },
+ { OMAP_TAG_MMC, &h3_mmc_config },
};
static void __init h3_init(void)
{
+ h3_flash_resource.end = h3_flash_resource.start = omap_cs3_phys();
+ h3_flash_resource.end += OMAP_CS3_SIZE - 1;
(void) platform_add_devices(devices, ARRAY_SIZE(devices));
+ omap_board_config = h3_config;
+ omap_board_config_size = ARRAY_SIZE(h3_config);
}
static void __init h3_init_smc91x(void)
@@ -177,7 +189,6 @@
printk("Error requesting gpio 40 for smc91x irq\n");
return;
}
- omap_set_gpio_edge_ctrl(40, OMAP_GPIO_FALLING_EDGE);
}
void h3_init_irq(void)
diff --git a/arch/arm/mach-omap1/board-innovator.c b/arch/arm/mach-omap1/board-innovator.c
index 91de60a..df0312b 100644
--- a/arch/arm/mach-omap1/board-innovator.c
+++ b/arch/arm/mach-omap1/board-innovator.c
@@ -29,6 +29,7 @@
#include <asm/mach/flash.h>
#include <asm/mach/map.h>
+#include <asm/arch/mux.h>
#include <asm/arch/fpga.h>
#include <asm/arch/gpio.h>
#include <asm/arch/tc.h>
@@ -173,7 +174,6 @@
printk("Error requesting gpio 0 for smc91x irq\n");
return;
}
- omap_set_gpio_edge_ctrl(0, OMAP_GPIO_RISING_EDGE);
}
}
@@ -220,8 +220,19 @@
};
#endif
+static struct omap_mmc_config innovator_mmc_config __initdata = {
+ .mmc [0] = {
+ .enabled = 1,
+ .wire4 = 1,
+ .wp_pin = OMAP_MPUIO(3),
+ .power_pin = -1, /* FPGA F3 UIO42 */
+ .switch_pin = -1, /* FPGA F4 UIO43 */
+ },
+};
+
static struct omap_board_config_kernel innovator_config[] = {
{ OMAP_TAG_USB, NULL },
+ { OMAP_TAG_MMC, &innovator_mmc_config },
};
static void __init innovator_init(void)
diff --git a/arch/arm/mach-omap1/board-netstar.c b/arch/arm/mach-omap1/board-netstar.c
index 6750b20..d904e64 100644
--- a/arch/arm/mach-omap1/board-netstar.c
+++ b/arch/arm/mach-omap1/board-netstar.c
@@ -75,16 +75,15 @@
mdelay(50); /* 50ms until PHY ready */
/* smc91x interrupt pin */
omap_request_gpio(8);
- omap_set_gpio_edge_ctrl(8, OMAP_GPIO_RISING_EDGE);
omap_request_gpio(12);
omap_request_gpio(13);
omap_request_gpio(14);
omap_request_gpio(15);
- omap_set_gpio_edge_ctrl(12, OMAP_GPIO_FALLING_EDGE);
- omap_set_gpio_edge_ctrl(13, OMAP_GPIO_FALLING_EDGE);
- omap_set_gpio_edge_ctrl(14, OMAP_GPIO_FALLING_EDGE);
- omap_set_gpio_edge_ctrl(15, OMAP_GPIO_FALLING_EDGE);
+ set_irq_type(OMAP_GPIO_IRQ(12), IRQT_FALLING);
+ set_irq_type(OMAP_GPIO_IRQ(13), IRQT_FALLING);
+ set_irq_type(OMAP_GPIO_IRQ(14), IRQT_FALLING);
+ set_irq_type(OMAP_GPIO_IRQ(15), IRQT_FALLING);
platform_add_devices(netstar_devices, ARRAY_SIZE(netstar_devices));
diff --git a/arch/arm/mach-omap1/board-osk.c b/arch/arm/mach-omap1/board-osk.c
index 6844e53..21103df 100644
--- a/arch/arm/mach-omap1/board-osk.c
+++ b/arch/arm/mach-omap1/board-osk.c
@@ -29,11 +29,16 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/device.h>
+#include <linux/interrupt.h>
+
+#include <linux/mtd/mtd.h>
+#include <linux/mtd/partitions.h>
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
#include <asm/mach/map.h>
+#include <asm/mach/flash.h>
#include <asm/arch/gpio.h>
#include <asm/arch/usb.h>
@@ -41,12 +46,56 @@
#include <asm/arch/tc.h>
#include <asm/arch/common.h>
-static struct map_desc osk5912_io_desc[] __initdata = {
-{ OMAP_OSK_NOR_FLASH_BASE, OMAP_OSK_NOR_FLASH_START, OMAP_OSK_NOR_FLASH_SIZE,
- MT_DEVICE },
+static int __initdata osk_serial_ports[OMAP_MAX_NR_PORTS] = {1, 0, 0};
+
+static struct mtd_partition osk_partitions[] = {
+ /* bootloader (U-Boot, etc) in first sector */
+ {
+ .name = "bootloader",
+ .offset = 0,
+ .size = SZ_128K,
+ .mask_flags = MTD_WRITEABLE, /* force read-only */
+ },
+ /* bootloader params in the next sector */
+ {
+ .name = "params",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_128K,
+ .mask_flags = 0,
+ }, {
+ .name = "kernel",
+ .offset = MTDPART_OFS_APPEND,
+ .size = SZ_2M,
+ .mask_flags = 0
+ }, {
+ .name = "filesystem",
+ .offset = MTDPART_OFS_APPEND,
+ .size = MTDPART_SIZ_FULL,
+ .mask_flags = 0
+ }
};
-static int __initdata osk_serial_ports[OMAP_MAX_NR_PORTS] = {1, 0, 0};
+static struct flash_platform_data osk_flash_data = {
+ .map_name = "cfi_probe",
+ .width = 2,
+ .parts = osk_partitions,
+ .nr_parts = ARRAY_SIZE(osk_partitions),
+};
+
+static struct resource osk_flash_resource = {
+ /* this is on CS3, wherever it's mapped */
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device osk5912_flash_device = {
+ .name = "omapflash",
+ .id = 0,
+ .dev = {
+ .platform_data = &osk_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &osk_flash_resource,
+};
static struct resource osk5912_smc91x_resources[] = {
[0] = {
@@ -86,9 +135,16 @@
.resource = osk5912_cf_resources,
};
+static struct platform_device osk5912_mcbsp1_device = {
+ .name = "omap_mcbsp",
+ .id = 1,
+};
+
static struct platform_device *osk5912_devices[] __initdata = {
+ &osk5912_flash_device,
&osk5912_smc91x_device,
&osk5912_cf_device,
+ &osk5912_mcbsp1_device,
};
static void __init osk_init_smc91x(void)
@@ -97,7 +153,6 @@
printk("Error requesting gpio 0 for smc91x irq\n");
return;
}
- omap_set_gpio_edge_ctrl(0, OMAP_GPIO_RISING_EDGE);
/* Check EMIFS wait states to fix errors with SMC_GET_PKT_HDR */
EMIFS_CCS(1) |= 0x2;
@@ -110,11 +165,11 @@
printk("Error requesting gpio 62 for CF irq\n");
return;
}
- /* it's really active-low */
- omap_set_gpio_edge_ctrl(62, OMAP_GPIO_FALLING_EDGE);
+ /* the CF I/O IRQ is really active-low */
+ set_irq_type(OMAP_GPIO_IRQ(62), IRQT_FALLING);
}
-void osk_init_irq(void)
+static void __init osk_init_irq(void)
{
omap_init_irq();
omap_gpio_init();
@@ -142,18 +197,69 @@
{ OMAP_TAG_USB, &osk_usb_config },
};
+#ifdef CONFIG_OMAP_OSK_MISTRAL
+
+#ifdef CONFIG_PM
+static irqreturn_t
+osk_mistral_wake_interrupt(int irq, void *ignored, struct pt_regs *regs)
+{
+ return IRQ_HANDLED;
+}
+#endif
+
+static void __init osk_mistral_init(void)
+{
+ /* FIXME here's where to feed in framebuffer, touchpad, and
+ * keyboard setup ... not in the drivers for those devices!
+ *
+ * NOTE: we could actually tell if there's a Mistral board
+ * attached, e.g. by trying to read something from the ads7846.
+ * But this is too early for that...
+ */
+
+ /* the sideways button (SW1) is for use as a "wakeup" button */
+ omap_cfg_reg(N15_1610_MPUIO2);
+ if (omap_request_gpio(OMAP_MPUIO(2)) == 0) {
+ int ret = 0;
+ omap_set_gpio_direction(OMAP_MPUIO(2), 1);
+ set_irq_type(OMAP_GPIO_IRQ(OMAP_MPUIO(2)), IRQT_RISING);
+#ifdef CONFIG_PM
+ /* share the IRQ in case someone wants to use the
+ * button for more than wakeup from system sleep.
+ */
+ ret = request_irq(OMAP_GPIO_IRQ(OMAP_MPUIO(2)),
+ &osk_mistral_wake_interrupt,
+ SA_SHIRQ, "mistral_wakeup",
+ &osk_mistral_wake_interrupt);
+ if (ret != 0) {
+ omap_free_gpio(OMAP_MPUIO(2));
+ printk(KERN_ERR "OSK+Mistral: no wakeup irq, %d?\n",
+ ret);
+ } else
+ enable_irq_wake(OMAP_GPIO_IRQ(OMAP_MPUIO(2)));
+#endif
+ } else
+ printk(KERN_ERR "OSK+Mistral: wakeup button is awol\n");
+}
+#else
+static void __init osk_mistral_init(void) { }
+#endif
+
static void __init osk_init(void)
{
+ osk_flash_resource.end = osk_flash_resource.start = omap_cs3_phys();
+ osk_flash_resource.end += SZ_32M - 1;
platform_add_devices(osk5912_devices, ARRAY_SIZE(osk5912_devices));
omap_board_config = osk_config;
omap_board_config_size = ARRAY_SIZE(osk_config);
USB_TRANSCEIVER_CTRL_REG |= (3 << 1);
+
+ osk_mistral_init();
}
static void __init osk_map_io(void)
{
omap_map_common_io();
- iotable_init(osk5912_io_desc, ARRAY_SIZE(osk5912_io_desc));
omap_serial_init(osk_serial_ports);
}
diff --git a/arch/arm/mach-omap1/board-perseus2.c b/arch/arm/mach-omap1/board-perseus2.c
index 2133173..107c68c 100644
--- a/arch/arm/mach-omap1/board-perseus2.c
+++ b/arch/arm/mach-omap1/board-perseus2.c
@@ -24,6 +24,7 @@
#include <asm/mach/flash.h>
#include <asm/mach/map.h>
+#include <asm/arch/tc.h>
#include <asm/arch/gpio.h>
#include <asm/arch/mux.h>
#include <asm/arch/fpga.h>
@@ -83,8 +84,8 @@
};
static struct resource p2_flash_resource = {
- .start = OMAP_FLASH_0_START,
- .end = OMAP_FLASH_0_START + OMAP_FLASH_0_SIZE - 1,
+ .start = OMAP_CS0_PHYS,
+ .end = OMAP_CS0_PHYS + SZ_32M - 1,
.flags = IORESOURCE_MEM,
};
diff --git a/arch/arm/mach-omap1/board-voiceblue.c b/arch/arm/mach-omap1/board-voiceblue.c
index e4228198..bf30b1a 100644
--- a/arch/arm/mach-omap1/board-voiceblue.c
+++ b/arch/arm/mach-omap1/board-voiceblue.c
@@ -25,13 +25,14 @@
#include <asm/hardware.h>
#include <asm/mach-types.h>
#include <asm/mach/arch.h>
+#include <asm/mach/flash.h>
#include <asm/mach/map.h>
-#include <asm/arch/gpio.h>
-#include <asm/arch/tc.h>
-#include <asm/arch/mux.h>
-#include <asm/arch/usb.h>
#include <asm/arch/common.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/tc.h>
+#include <asm/arch/usb.h>
extern void omap_init_time(void);
extern int omap_gpio_init(void);
@@ -74,7 +75,7 @@
static struct platform_device serial_device = {
.name = "serial8250",
- .id = 1,
+ .id = PLAT8250_DEV_PLATFORM1,
.dev = {
.platform_data = voiceblue_ports,
},
@@ -86,6 +87,27 @@
}
arch_initcall(ext_uart_init);
+static struct flash_platform_data voiceblue_flash_data = {
+ .map_name = "cfi_probe",
+ .width = 2,
+};
+
+static struct resource voiceblue_flash_resource = {
+ .start = OMAP_CS0_PHYS,
+ .end = OMAP_CS0_PHYS + SZ_32M - 1,
+ .flags = IORESOURCE_MEM,
+};
+
+static struct platform_device voiceblue_flash_device = {
+ .name = "omapflash",
+ .id = 0,
+ .dev = {
+ .platform_data = &voiceblue_flash_data,
+ },
+ .num_resources = 1,
+ .resource = &voiceblue_flash_resource,
+};
+
static struct resource voiceblue_smc91x_resources[] = {
[0] = {
.start = OMAP_CS2_PHYS + 0x300,
@@ -107,6 +129,7 @@
};
static struct platform_device *voiceblue_devices[] __initdata = {
+ &voiceblue_flash_device,
&voiceblue_smc91x_device,
};
@@ -119,8 +142,17 @@
.pins[2] = 6,
};
+static struct omap_mmc_config voiceblue_mmc_config __initdata = {
+ .mmc[0] = {
+ .enabled = 1,
+ .power_pin = 2,
+ .switch_pin = -1,
+ },
+};
+
static struct omap_board_config_kernel voiceblue_config[] = {
{ OMAP_TAG_USB, &voiceblue_usb_config },
+ { OMAP_TAG_MMC, &voiceblue_mmc_config },
};
static void __init voiceblue_init_irq(void)
@@ -131,9 +163,6 @@
static void __init voiceblue_init(void)
{
- /* There is a good chance board is going up, so enable Power LED
- * (it is connected through invertor) */
- omap_writeb(0x00, OMAP_LPG1_LCR);
/* Watchdog */
omap_request_gpio(0);
/* smc91x reset */
@@ -145,7 +174,6 @@
mdelay(50); /* 50ms until PHY ready */
/* smc91x interrupt pin */
omap_request_gpio(8);
- omap_set_gpio_edge_ctrl(8, OMAP_GPIO_RISING_EDGE);
/* 16C554 reset*/
omap_request_gpio(6);
omap_set_gpio_direction(6, 0);
@@ -155,14 +183,19 @@
omap_request_gpio(13);
omap_request_gpio(14);
omap_request_gpio(15);
- omap_set_gpio_edge_ctrl(12, OMAP_GPIO_RISING_EDGE);
- omap_set_gpio_edge_ctrl(13, OMAP_GPIO_RISING_EDGE);
- omap_set_gpio_edge_ctrl(14, OMAP_GPIO_RISING_EDGE);
- omap_set_gpio_edge_ctrl(15, OMAP_GPIO_RISING_EDGE);
+ set_irq_type(OMAP_GPIO_IRQ(12), IRQT_RISING);
+ set_irq_type(OMAP_GPIO_IRQ(13), IRQT_RISING);
+ set_irq_type(OMAP_GPIO_IRQ(14), IRQT_RISING);
+ set_irq_type(OMAP_GPIO_IRQ(15), IRQT_RISING);
platform_add_devices(voiceblue_devices, ARRAY_SIZE(voiceblue_devices));
omap_board_config = voiceblue_config;
omap_board_config_size = ARRAY_SIZE(voiceblue_config);
+
+ /* There is a good chance board is going up, so enable power LED
+ * (it is connected through invertor) */
+ omap_writeb(0x00, OMAP_LPG1_LCR);
+ omap_writeb(0x00, OMAP_LPG1_PMR); /* Disable clock */
}
static int __initdata omap_serial_ports[OMAP_MAX_NR_PORTS] = {1, 1, 1};
@@ -184,9 +217,9 @@
if (test_and_set_bit(MACHINE_PANICED, &machine_state))
return NOTIFY_DONE;
- /* Flash Power LED
- * (TODO: Enable clock right way (enabled in bootloader already)) */
+ /* Flash power LED */
omap_writeb(0x78, OMAP_LPG1_LCR);
+ omap_writeb(0x01, OMAP_LPG1_PMR); /* Enable clock */
return NOTIFY_DONE;
}
@@ -195,15 +228,14 @@
.notifier_call = panic_event,
};
-static int __init setup_notifier(void)
+static int __init voiceblue_setup(void)
{
/* Setup panic notifier */
notifier_chain_register(&panic_notifier_list, &panic_block);
return 0;
}
-
-postcore_initcall(setup_notifier);
+postcore_initcall(voiceblue_setup);
static int wdt_gpio_state;
diff --git a/arch/arm/mach-omap1/devices.c b/arch/arm/mach-omap1/devices.c
new file mode 100644
index 0000000..e8b3981
--- /dev/null
+++ b/arch/arm/mach-omap1/devices.c
@@ -0,0 +1,351 @@
+/*
+ * linux/arch/arm/mach-omap1/devices.c
+ *
+ * OMAP1 platform device setup/initialization
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ */
+
+#include <linux/config.h>
+#include <linux/module.h>
+#include <linux/kernel.h>
+#include <linux/init.h>
+#include <linux/device.h>
+
+#include <asm/hardware.h>
+#include <asm/io.h>
+#include <asm/mach-types.h>
+#include <asm/mach/map.h>
+
+#include <asm/arch/tc.h>
+#include <asm/arch/board.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/gpio.h>
+
+
+static void omap_nop_release(struct device *dev)
+{
+ /* Nothing */
+}
+
+/*-------------------------------------------------------------------------*/
+
+#if defined(CONFIG_I2C_OMAP) || defined(CONFIG_I2C_OMAP_MODULE)
+
+#define OMAP_I2C_BASE 0xfffb3800
+
+static struct resource i2c_resources[] = {
+ {
+ .start = OMAP_I2C_BASE,
+ .end = OMAP_I2C_BASE + 0x3f,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_I2C,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+/* DMA not used; works around erratum writing to non-empty i2c fifo */
+
+static struct platform_device omap_i2c_device = {
+ .name = "i2c_omap",
+ .id = -1,
+ .dev = {
+ .release = omap_nop_release,
+ },
+ .num_resources = ARRAY_SIZE(i2c_resources),
+ .resource = i2c_resources,
+};
+
+static void omap_init_i2c(void)
+{
+ /* FIXME define and use a boot tag, in case of boards that
+ * either don't wire up I2C, or chips that mux it differently...
+ * it can include clocking and address info, maybe more.
+ */
+ omap_cfg_reg(I2C_SCL);
+ omap_cfg_reg(I2C_SDA);
+
+ (void) platform_device_register(&omap_i2c_device);
+}
+#else
+static inline void omap_init_i2c(void) {}
+#endif
+
+/*-------------------------------------------------------------------------*/
+
+#if defined(CONFIG_OMAP1610_IR) || defined(CONFIG_OMAP161O_IR_MODULE)
+
+static u64 irda_dmamask = 0xffffffff;
+
+static struct platform_device omap1610ir_device = {
+ .name = "omap1610-ir",
+ .id = -1,
+ .dev = {
+ .release = omap_nop_release,
+ .dma_mask = &irda_dmamask,
+ },
+};
+
+static void omap_init_irda(void)
+{
+ /* FIXME define and use a boot tag, members something like:
+ * u8 uart; // uart1, or uart3
+ * ... but driver only handles uart3 for now
+ * s16 fir_sel; // gpio for SIR vs FIR
+ * ... may prefer a callback for SIR/MIR/FIR mode select;
+ * while h2 uses a GPIO, H3 uses a gpio expander
+ */
+ if (machine_is_omap_h2()
+ || machine_is_omap_h3())
+ (void) platform_device_register(&omap1610ir_device);
+}
+#else
+static inline void omap_init_irda(void) {}
+#endif
+
+/*-------------------------------------------------------------------------*/
+
+#if defined(CONFIG_MMC_OMAP) || defined(CONFIG_MMC_OMAP_MODULE)
+
+#define OMAP_MMC1_BASE 0xfffb7800
+#define OMAP_MMC2_BASE 0xfffb7c00 /* omap16xx only */
+
+static struct omap_mmc_conf mmc1_conf;
+
+static u64 mmc1_dmamask = 0xffffffff;
+
+static struct resource mmc1_resources[] = {
+ {
+ .start = IO_ADDRESS(OMAP_MMC1_BASE),
+ .end = IO_ADDRESS(OMAP_MMC1_BASE) + 0x7f,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_MMC,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device mmc_omap_device1 = {
+ .name = "mmci-omap",
+ .id = 1,
+ .dev = {
+ .release = omap_nop_release,
+ .dma_mask = &mmc1_dmamask,
+ .platform_data = &mmc1_conf,
+ },
+ .num_resources = ARRAY_SIZE(mmc1_resources),
+ .resource = mmc1_resources,
+};
+
+#ifdef CONFIG_ARCH_OMAP16XX
+
+static struct omap_mmc_conf mmc2_conf;
+
+static u64 mmc2_dmamask = 0xffffffff;
+
+static struct resource mmc2_resources[] = {
+ {
+ .start = IO_ADDRESS(OMAP_MMC2_BASE),
+ .end = IO_ADDRESS(OMAP_MMC2_BASE) + 0x7f,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_1610_MMC2,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device mmc_omap_device2 = {
+ .name = "mmci-omap",
+ .id = 2,
+ .dev = {
+ .release = omap_nop_release,
+ .dma_mask = &mmc2_dmamask,
+ .platform_data = &mmc2_conf,
+ },
+ .num_resources = ARRAY_SIZE(mmc2_resources),
+ .resource = mmc2_resources,
+};
+#endif
+
+static void __init omap_init_mmc(void)
+{
+ const struct omap_mmc_config *mmc_conf;
+ const struct omap_mmc_conf *mmc;
+
+ /* NOTE: assumes MMC was never (wrongly) enabled */
+ mmc_conf = omap_get_config(OMAP_TAG_MMC, struct omap_mmc_config);
+ if (!mmc_conf)
+ return;
+
+ /* block 1 is always available and has just one pinout option */
+ mmc = &mmc_conf->mmc[0];
+ if (mmc->enabled) {
+ omap_cfg_reg(MMC_CMD);
+ omap_cfg_reg(MMC_CLK);
+ omap_cfg_reg(MMC_DAT0);
+ if (cpu_is_omap1710()) {
+ omap_cfg_reg(M15_1710_MMC_CLKI);
+ omap_cfg_reg(P19_1710_MMC_CMDDIR);
+ omap_cfg_reg(P20_1710_MMC_DATDIR0);
+ }
+ if (mmc->wire4) {
+ omap_cfg_reg(MMC_DAT1);
+ /* NOTE: DAT2 can be on W10 (here) or M15 */
+ if (!mmc->nomux)
+ omap_cfg_reg(MMC_DAT2);
+ omap_cfg_reg(MMC_DAT3);
+ }
+ mmc1_conf = *mmc;
+ (void) platform_device_register(&mmc_omap_device1);
+ }
+
+#ifdef CONFIG_ARCH_OMAP16XX
+ /* block 2 is on newer chips, and has many pinout options */
+ mmc = &mmc_conf->mmc[1];
+ if (mmc->enabled) {
+ if (!mmc->nomux) {
+ omap_cfg_reg(Y8_1610_MMC2_CMD);
+ omap_cfg_reg(Y10_1610_MMC2_CLK);
+ omap_cfg_reg(R18_1610_MMC2_CLKIN);
+ omap_cfg_reg(W8_1610_MMC2_DAT0);
+ if (mmc->wire4) {
+ omap_cfg_reg(V8_1610_MMC2_DAT1);
+ omap_cfg_reg(W15_1610_MMC2_DAT2);
+ omap_cfg_reg(R10_1610_MMC2_DAT3);
+ }
+
+ /* These are needed for the level shifter */
+ omap_cfg_reg(V9_1610_MMC2_CMDDIR);
+ omap_cfg_reg(V5_1610_MMC2_DATDIR0);
+ omap_cfg_reg(W19_1610_MMC2_DATDIR1);
+ }
+
+ /* Feedback clock must be set on OMAP-1710 MMC2 */
+ if (cpu_is_omap1710())
+ omap_writel(omap_readl(MOD_CONF_CTRL_1) | (1 << 24),
+ MOD_CONF_CTRL_1);
+ mmc2_conf = *mmc;
+ (void) platform_device_register(&mmc_omap_device2);
+ }
+#endif
+ return;
+}
+#else
+static inline void omap_init_mmc(void) {}
+#endif
+
+#if defined(CONFIG_OMAP_RTC) || defined(CONFIG_OMAP_RTC)
+
+#define OMAP_RTC_BASE 0xfffb4800
+
+static struct resource rtc_resources[] = {
+ {
+ .start = OMAP_RTC_BASE,
+ .end = OMAP_RTC_BASE + 0x5f,
+ .flags = IORESOURCE_MEM,
+ },
+ {
+ .start = INT_RTC_TIMER,
+ .flags = IORESOURCE_IRQ,
+ },
+ {
+ .start = INT_RTC_ALARM,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+static struct platform_device omap_rtc_device = {
+ .name = "omap_rtc",
+ .id = -1,
+ .dev = {
+ .release = omap_nop_release,
+ },
+ .num_resources = ARRAY_SIZE(rtc_resources),
+ .resource = rtc_resources,
+};
+
+static void omap_init_rtc(void)
+{
+ (void) platform_device_register(&omap_rtc_device);
+}
+#else
+static inline void omap_init_rtc(void) {}
+#endif
+
+/*-------------------------------------------------------------------------*/
+
+#if defined(CONFIG_OMAP16XX_WATCHDOG) || defined(CONFIG_OMAP16XX_WATCHDOG_MODULE)
+
+#define OMAP_WDT_BASE 0xfffeb000
+
+static struct resource wdt_resources[] = {
+ {
+ .start = OMAP_WDT_BASE,
+ .end = OMAP_WDT_BASE + 0x4f,
+ .flags = IORESOURCE_MEM,
+ },
+};
+
+static struct platform_device omap_wdt_device = {
+ .name = "omap1610_wdt",
+ .id = -1,
+ .dev = {
+ .release = omap_nop_release,
+ },
+ .num_resources = ARRAY_SIZE(wdt_resources),
+ .resource = wdt_resources,
+};
+
+static void omap_init_wdt(void)
+{
+ (void) platform_device_register(&omap_wdt_device);
+}
+#else
+static inline void omap_init_wdt(void) {}
+#endif
+
+
+/*-------------------------------------------------------------------------*/
+
+/*
+ * This gets called after board-specific INIT_MACHINE, and initializes most
+ * on-chip peripherals accessible on this board (except for few like USB):
+ *
+ * (a) Does any "standard config" pin muxing needed. Board-specific
+ * code will have muxed GPIO pins and done "nonstandard" setup;
+ * that code could live in the boot loader.
+ * (b) Populating board-specific platform_data with the data drivers
+ * rely on to handle wiring variations.
+ * (c) Creating platform devices as meaningful on this board and
+ * with this kernel configuration.
+ *
+ * Claiming GPIOs, and setting their direction and initial values, is the
+ * responsibility of the device drivers. So is responding to probe().
+ *
+ * Board-specific knowlege like creating devices or pin setup is to be
+ * kept out of drivers as much as possible. In particular, pin setup
+ * may be handled by the boot loader, and drivers should expect it will
+ * normally have been done by the time they're probed.
+ */
+static int __init omap_init_devices(void)
+{
+ /* please keep these calls, and their implementations above,
+ * in alphabetical order so they're easier to sort through.
+ */
+ omap_init_i2c();
+ omap_init_irda();
+ omap_init_mmc();
+ omap_init_rtc();
+ omap_init_wdt();
+
+ return 0;
+}
+arch_initcall(omap_init_devices);
+
diff --git a/arch/arm/mach-omap1/fpga.c b/arch/arm/mach-omap1/fpga.c
index c12a783..aca2a12 100644
--- a/arch/arm/mach-omap1/fpga.c
+++ b/arch/arm/mach-omap1/fpga.c
@@ -1,5 +1,5 @@
/*
- * linux/arch/arm/mach-omap/fpga.c
+ * linux/arch/arm/mach-omap1/fpga.c
*
* Interrupt handler for OMAP-1510 Innovator FPGA
*
@@ -181,7 +181,7 @@
*/
omap_request_gpio(13);
omap_set_gpio_direction(13, 1);
- omap_set_gpio_edge_ctrl(13, OMAP_GPIO_RISING_EDGE);
+ set_irq_type(OMAP_GPIO_IRQ(13), IRQT_RISING);
set_irq_chained_handler(OMAP1510_INT_FPGA, innovator_fpga_IRQ_demux);
}
diff --git a/arch/arm/mach-omap1/io.c b/arch/arm/mach-omap1/io.c
index 207df0f..eb8261d 100644
--- a/arch/arm/mach-omap1/io.c
+++ b/arch/arm/mach-omap1/io.c
@@ -19,6 +19,7 @@
extern int clk_init(void);
extern void omap_check_revision(void);
+extern void omap_sram_init(void);
/*
* The machine specific code may provide the extra mapping besides the
@@ -32,7 +33,6 @@
static struct map_desc omap730_io_desc[] __initdata = {
{ OMAP730_DSP_BASE, OMAP730_DSP_START, OMAP730_DSP_SIZE, MT_DEVICE },
{ OMAP730_DSPREG_BASE, OMAP730_DSPREG_START, OMAP730_DSPREG_SIZE, MT_DEVICE },
- { OMAP730_SRAM_BASE, OMAP730_SRAM_START, OMAP730_SRAM_SIZE, MT_DEVICE }
};
#endif
@@ -40,27 +40,13 @@
static struct map_desc omap1510_io_desc[] __initdata = {
{ OMAP1510_DSP_BASE, OMAP1510_DSP_START, OMAP1510_DSP_SIZE, MT_DEVICE },
{ OMAP1510_DSPREG_BASE, OMAP1510_DSPREG_START, OMAP1510_DSPREG_SIZE, MT_DEVICE },
- { OMAP1510_SRAM_BASE, OMAP1510_SRAM_START, OMAP1510_SRAM_SIZE, MT_DEVICE }
};
#endif
#if defined(CONFIG_ARCH_OMAP16XX)
-static struct map_desc omap1610_io_desc[] __initdata = {
+static struct map_desc omap16xx_io_desc[] __initdata = {
{ OMAP16XX_DSP_BASE, OMAP16XX_DSP_START, OMAP16XX_DSP_SIZE, MT_DEVICE },
{ OMAP16XX_DSPREG_BASE, OMAP16XX_DSPREG_START, OMAP16XX_DSPREG_SIZE, MT_DEVICE },
- { OMAP16XX_SRAM_BASE, OMAP16XX_SRAM_START, OMAP1610_SRAM_SIZE, MT_DEVICE }
-};
-
-static struct map_desc omap5912_io_desc[] __initdata = {
- { OMAP16XX_DSP_BASE, OMAP16XX_DSP_START, OMAP16XX_DSP_SIZE, MT_DEVICE },
- { OMAP16XX_DSPREG_BASE, OMAP16XX_DSPREG_START, OMAP16XX_DSPREG_SIZE, MT_DEVICE },
-/*
- * The OMAP5912 has 250kByte internal SRAM. Because the mapping is baseed on page
- * size (4kByte), it seems that the last 2kByte (=0x800) of the 250kByte are not mapped.
- * Add additional 2kByte (0x800) so that the last page is mapped and the last 2kByte
- * can be used.
- */
- { OMAP16XX_SRAM_BASE, OMAP16XX_SRAM_START, OMAP5912_SRAM_SIZE + 0x800, MT_DEVICE }
};
#endif
@@ -86,14 +72,13 @@
}
#endif
#if defined(CONFIG_ARCH_OMAP16XX)
- if (cpu_is_omap1610() || cpu_is_omap1710()) {
- iotable_init(omap1610_io_desc, ARRAY_SIZE(omap1610_io_desc));
- }
- if (cpu_is_omap5912()) {
- iotable_init(omap5912_io_desc, ARRAY_SIZE(omap5912_io_desc));
+ if (cpu_is_omap16xx()) {
+ iotable_init(omap16xx_io_desc, ARRAY_SIZE(omap16xx_io_desc));
}
#endif
+ omap_sram_init();
+
/* REVISIT: Refer to OMAP5910 Errata, Advisory SYS_1: "Timeout Abort
* on a Posted Write in the TIPB Bridge".
*/
@@ -108,8 +93,9 @@
/*
* This should only get called from board specific init
*/
-void omap_map_common_io(void)
+void __init omap_map_common_io(void)
{
if (!initialized)
_omap_map_io();
}
+
diff --git a/arch/arm/mach-omap1/irq.c b/arch/arm/mach-omap1/irq.c
index afd5d67..192ce60 100644
--- a/arch/arm/mach-omap1/irq.c
+++ b/arch/arm/mach-omap1/irq.c
@@ -1,5 +1,5 @@
/*
- * linux/arch/arm/mach-omap/irq.c
+ * linux/arch/arm/mach-omap1/irq.c
*
* Interrupt handler for all OMAP boards
*
diff --git a/arch/arm/mach-omap1/leds-h2p2-debug.c b/arch/arm/mach-omap1/leds-h2p2-debug.c
index ec0d828..be283cd 100644
--- a/arch/arm/mach-omap1/leds-h2p2-debug.c
+++ b/arch/arm/mach-omap1/leds-h2p2-debug.c
@@ -1,5 +1,5 @@
/*
- * linux/arch/arm/mach-omap/leds-h2p2-debug.c
+ * linux/arch/arm/mach-omap1/leds-h2p2-debug.c
*
* Copyright 2003 by Texas Instruments Incorporated
*
@@ -13,6 +13,7 @@
#include <linux/init.h>
#include <linux/kernel_stat.h>
#include <linux/sched.h>
+#include <linux/version.h>
#include <asm/io.h>
#include <asm/hardware.h>
diff --git a/arch/arm/mach-omap1/leds-innovator.c b/arch/arm/mach-omap1/leds-innovator.c
index 8043b7d..c8ffd1d 100644
--- a/arch/arm/mach-omap1/leds-innovator.c
+++ b/arch/arm/mach-omap1/leds-innovator.c
@@ -1,5 +1,5 @@
/*
- * linux/arch/arm/mach-omap/leds-innovator.c
+ * linux/arch/arm/mach-omap1/leds-innovator.c
*/
#include <linux/config.h>
#include <linux/init.h>
diff --git a/arch/arm/mach-omap1/leds-osk.c b/arch/arm/mach-omap1/leds-osk.c
index 4a0e8b9..2c8bda8 100644
--- a/arch/arm/mach-omap1/leds-osk.c
+++ b/arch/arm/mach-omap1/leds-osk.c
@@ -1,5 +1,5 @@
/*
- * linux/arch/arm/mach-omap/leds-osk.c
+ * linux/arch/arm/mach-omap1/leds-osk.c
*
* LED driver for OSK, and optionally Mistral QVGA, boards
*/
@@ -64,7 +64,7 @@
static DECLARE_WORK(work, tps_work, NULL);
-#ifdef CONFIG_FB_OMAP
+#ifdef CONFIG_OMAP_OSK_MISTRAL
/* For now, all system indicators require the Mistral board, since that
* LED can be manipulated without a task context. This LED is either red,
@@ -127,7 +127,7 @@
hw_led_state = 0;
break;
-#ifdef CONFIG_FB_OMAP
+#ifdef CONFIG_OMAP_OSK_MISTRAL
case led_timer:
hw_led_state ^= TIMER_LED;
@@ -144,7 +144,7 @@
mistral_setled();
break;
-#endif /* CONFIG_FB_OMAP */
+#endif /* CONFIG_OMAP_OSK_MISTRAL */
/* "green" == tps LED1 (leftmost, normally power-good)
* works only with DC adapter, not on battery power!
diff --git a/arch/arm/mach-omap1/leds.c b/arch/arm/mach-omap1/leds.c
index 8ab21fe..5c6b1bb 100644
--- a/arch/arm/mach-omap1/leds.c
+++ b/arch/arm/mach-omap1/leds.c
@@ -1,5 +1,5 @@
/*
- * linux/arch/arm/mach-omap/leds.c
+ * linux/arch/arm/mach-omap1/leds.c
*
* OMAP LEDs dispatcher
*/
@@ -20,7 +20,9 @@
if (machine_is_omap_innovator())
leds_event = innovator_leds_event;
- else if (machine_is_omap_h2() || machine_is_omap_perseus2())
+ else if (machine_is_omap_h2()
+ || machine_is_omap_h3()
+ || machine_is_omap_perseus2())
leds_event = h2p2_dbg_leds_event;
else if (machine_is_omap_osk())
@@ -30,8 +32,12 @@
return -1;
if (machine_is_omap_h2()
+ || machine_is_omap_h3()
|| machine_is_omap_perseus2()
- || machine_is_omap_osk()) {
+#ifdef CONFIG_OMAP_OSK_MISTRAL
+ || machine_is_omap_osk()
+#endif
+ ) {
/* LED1/LED2 pins can be used as GPIO (as done here), or by
* the LPG (works even in deep sleep!), to drive a bicolor
diff --git a/arch/arm/mach-omap1/serial.c b/arch/arm/mach-omap1/serial.c
index 214e5d1..40c4f7c4 100644
--- a/arch/arm/mach-omap1/serial.c
+++ b/arch/arm/mach-omap1/serial.c
@@ -24,7 +24,11 @@
#include <asm/arch/board.h>
#include <asm/arch/mux.h>
+#include <asm/arch/gpio.h>
#include <asm/arch/fpga.h>
+#ifdef CONFIG_PM
+#include <asm/arch/pm.h>
+#endif
static struct clk * uart1_ck = NULL;
static struct clk * uart2_ck = NULL;
@@ -94,7 +98,7 @@
static struct platform_device serial_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = serial_platform_data,
},
@@ -193,6 +197,86 @@
}
}
+#ifdef CONFIG_OMAP_SERIAL_WAKE
+
+static irqreturn_t omap_serial_wake_interrupt(int irq, void *dev_id,
+ struct pt_regs *regs)
+{
+ /* Need to do something with serial port right after wake-up? */
+ return IRQ_HANDLED;
+}
+
+/*
+ * Reroutes serial RX lines to GPIO lines for the duration of
+ * sleep to allow waking up the device from serial port even
+ * in deep sleep.
+ */
+void omap_serial_wake_trigger(int enable)
+{
+ if (!cpu_is_omap16xx())
+ return;
+
+ if (uart1_ck != NULL) {
+ if (enable)
+ omap_cfg_reg(V14_16XX_GPIO37);
+ else
+ omap_cfg_reg(V14_16XX_UART1_RX);
+ }
+ if (uart2_ck != NULL) {
+ if (enable)
+ omap_cfg_reg(R9_16XX_GPIO18);
+ else
+ omap_cfg_reg(R9_16XX_UART2_RX);
+ }
+ if (uart3_ck != NULL) {
+ if (enable)
+ omap_cfg_reg(L14_16XX_GPIO49);
+ else
+ omap_cfg_reg(L14_16XX_UART3_RX);
+ }
+}
+
+static void __init omap_serial_set_port_wakeup(int gpio_nr)
+{
+ int ret;
+
+ ret = omap_request_gpio(gpio_nr);
+ if (ret < 0) {
+ printk(KERN_ERR "Could not request UART wake GPIO: %i\n",
+ gpio_nr);
+ return;
+ }
+ omap_set_gpio_direction(gpio_nr, 1);
+ set_irq_type(OMAP_GPIO_IRQ(gpio_nr), IRQT_RISING);
+ ret = request_irq(OMAP_GPIO_IRQ(gpio_nr), &omap_serial_wake_interrupt,
+ 0, "serial wakeup", NULL);
+ if (ret) {
+ omap_free_gpio(gpio_nr);
+ printk(KERN_ERR "No interrupt for UART wake GPIO: %i\n",
+ gpio_nr);
+ return;
+ }
+ enable_irq_wake(OMAP_GPIO_IRQ(gpio_nr));
+}
+
+static int __init omap_serial_wakeup_init(void)
+{
+ if (!cpu_is_omap16xx())
+ return 0;
+
+ if (uart1_ck != NULL)
+ omap_serial_set_port_wakeup(37);
+ if (uart2_ck != NULL)
+ omap_serial_set_port_wakeup(18);
+ if (uart3_ck != NULL)
+ omap_serial_set_port_wakeup(49);
+
+ return 0;
+}
+late_initcall(omap_serial_wakeup_init);
+
+#endif /* CONFIG_OMAP_SERIAL_WAKE */
+
static int __init omap_init(void)
{
return platform_device_register(&serial_device);
diff --git a/arch/arm/mach-omap1/time.c b/arch/arm/mach-omap1/time.c
index d540539..191a9b1 100644
--- a/arch/arm/mach-omap1/time.c
+++ b/arch/arm/mach-omap1/time.c
@@ -247,13 +247,6 @@
#define OMAP_32K_TIMER_TCR 0x04
#define OMAP_32K_TICKS_PER_HZ (32768 / HZ)
-#if (32768 % HZ) != 0
-/* We cannot ignore modulo.
- * Potential error can be as high as several percent.
- */
-#define OMAP_32K_TICK_MODULO (32768 % HZ)
-static unsigned modulo_count = 0; /* Counts 1/HZ units */
-#endif
/*
* TRM says 1 / HZ = ( TVR + 1) / 32768, so TRV = (32768 / HZ) - 1
@@ -296,13 +289,22 @@
}
/*
- * Rounds down to nearest usec
+ * Rounds down to nearest usec. Note that this will overflow for larger values.
*/
static inline unsigned long omap_32k_ticks_to_usecs(unsigned long ticks_32k)
{
return (ticks_32k * 5*5*5*5*5*5) >> 9;
}
+/*
+ * Rounds down to nearest nsec.
+ */
+static inline unsigned long long
+omap_32k_ticks_to_nsecs(unsigned long ticks_32k)
+{
+ return (unsigned long long) ticks_32k * 1000 * 5*5*5*5*5*5 >> 9;
+}
+
static unsigned long omap_32k_last_tick = 0;
/*
@@ -315,6 +317,15 @@
}
/*
+ * Returns current time from boot in nsecs. It's OK for this to wrap
+ * around for now, as it's just a relative time stamp.
+ */
+unsigned long long sched_clock(void)
+{
+ return omap_32k_ticks_to_nsecs(omap_32k_sync_timer_read());
+}
+
+/*
* Timer interrupt for 32KHz timer. When dynamic tick is enabled, this
* function is also called from other interrupts to remove latency
* issues with dynamic tick. In the dynamic tick case, we need to lock
@@ -330,19 +341,6 @@
now = omap_32k_sync_timer_read();
while (now - omap_32k_last_tick >= OMAP_32K_TICKS_PER_HZ) {
-#ifdef OMAP_32K_TICK_MODULO
- /* Modulo addition may put omap_32k_last_tick ahead of now
- * and cause unwanted repetition of the while loop.
- */
- if (unlikely(now - omap_32k_last_tick == ~0))
- break;
-
- modulo_count += OMAP_32K_TICK_MODULO;
- if (modulo_count > HZ) {
- ++omap_32k_last_tick;
- modulo_count -= HZ;
- }
-#endif
omap_32k_last_tick += OMAP_32K_TICKS_PER_HZ;
timer_tick(regs);
}
diff --git a/arch/arm/mach-rpc/riscpc.c b/arch/arm/mach-rpc/riscpc.c
index a102686..e3587ef 100644
--- a/arch/arm/mach-rpc/riscpc.c
+++ b/arch/arm/mach-rpc/riscpc.c
@@ -140,7 +140,7 @@
static struct platform_device serial_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = serial_platform_data,
},
diff --git a/arch/arm/mach-s3c2410/mach-bast.c b/arch/arm/mach-s3c2410/mach-bast.c
index e918224..1a3367d 100644
--- a/arch/arm/mach-s3c2410/mach-bast.c
+++ b/arch/arm/mach-s3c2410/mach-bast.c
@@ -381,7 +381,7 @@
static struct platform_device bast_sio = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = &bast_sio_data,
},
diff --git a/arch/arm/mach-s3c2410/mach-vr1000.c b/arch/arm/mach-s3c2410/mach-vr1000.c
index 924e846..8f9ab28 100644
--- a/arch/arm/mach-s3c2410/mach-vr1000.c
+++ b/arch/arm/mach-s3c2410/mach-vr1000.c
@@ -221,7 +221,7 @@
static struct platform_device serial_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = serial_platform_data,
},
diff --git a/arch/arm/mach-shark/core.c b/arch/arm/mach-shark/core.c
index e737eae..946c0d1 100644
--- a/arch/arm/mach-shark/core.c
+++ b/arch/arm/mach-shark/core.c
@@ -41,7 +41,7 @@
static struct platform_device serial_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = serial_platform_data,
},
diff --git a/arch/arm/mm/flush.c b/arch/arm/mm/flush.c
index 191788f..b0208c9 100644
--- a/arch/arm/mm/flush.c
+++ b/arch/arm/mm/flush.c
@@ -16,6 +16,58 @@
#include <asm/tlbflush.h>
#ifdef CONFIG_CPU_CACHE_VIPT
+
+void flush_cache_mm(struct mm_struct *mm)
+{
+ if (cache_is_vivt()) {
+ if (cpu_isset(smp_processor_id(), mm->cpu_vm_mask))
+ __cpuc_flush_user_all();
+ return;
+ }
+
+ if (cache_is_vipt_aliasing()) {
+ asm( "mcr p15, 0, %0, c7, c14, 0\n"
+ " mcr p15, 0, %0, c7, c5, 0\n"
+ " mcr p15, 0, %0, c7, c10, 4"
+ :
+ : "r" (0)
+ : "cc");
+ }
+}
+
+void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end)
+{
+ if (cache_is_vivt()) {
+ if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask))
+ __cpuc_flush_user_range(start & PAGE_MASK, PAGE_ALIGN(end),
+ vma->vm_flags);
+ return;
+ }
+
+ if (cache_is_vipt_aliasing()) {
+ asm( "mcr p15, 0, %0, c7, c14, 0\n"
+ " mcr p15, 0, %0, c7, c5, 0\n"
+ " mcr p15, 0, %0, c7, c10, 4"
+ :
+ : "r" (0)
+ : "cc");
+ }
+}
+
+void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn)
+{
+ if (cache_is_vivt()) {
+ if (cpu_isset(smp_processor_id(), vma->vm_mm->cpu_vm_mask)) {
+ unsigned long addr = user_addr & PAGE_MASK;
+ __cpuc_flush_user_range(addr, addr + PAGE_SIZE, vma->vm_flags);
+ }
+ return;
+ }
+
+ if (cache_is_vipt_aliasing())
+ flush_pfn_alias(pfn, user_addr);
+}
+
#define ALIAS_FLUSH_START 0xffff4000
#define TOP_PTE(x) pte_offset_kernel(top_pmd, x)
diff --git a/arch/ppc/syslib/mpc10x_common.c b/arch/ppc/syslib/mpc10x_common.c
index 87065e2..3e03970 100644
--- a/arch/ppc/syslib/mpc10x_common.c
+++ b/arch/ppc/syslib/mpc10x_common.c
@@ -140,12 +140,12 @@
},
[MPC10X_UART0] = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev.platform_data = serial_plat_uart0,
},
[MPC10X_UART1] = {
.name = "serial8250",
- .id = 1,
+ .id = PLAT8250_DEV_PLATFORM1,
.dev.platform_data = serial_plat_uart1,
},
diff --git a/arch/ppc/syslib/mpc83xx_devices.c b/arch/ppc/syslib/mpc83xx_devices.c
index 5aaf0e5..95b3b8a 100644
--- a/arch/ppc/syslib/mpc83xx_devices.c
+++ b/arch/ppc/syslib/mpc83xx_devices.c
@@ -165,7 +165,7 @@
},
[MPC83xx_DUART] = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev.platform_data = serial_platform_data,
},
[MPC83xx_SEC2] = {
diff --git a/arch/ppc/syslib/mpc85xx_devices.c b/arch/ppc/syslib/mpc85xx_devices.c
index 8af322d..bbc5ac0 100644
--- a/arch/ppc/syslib/mpc85xx_devices.c
+++ b/arch/ppc/syslib/mpc85xx_devices.c
@@ -282,7 +282,7 @@
},
[MPC85xx_DUART] = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev.platform_data = serial_platform_data,
},
[MPC85xx_PERFMON] = {
diff --git a/arch/ppc64/kernel/setup.c b/arch/ppc64/kernel/setup.c
index d0bb68a..bfa8791c 100644
--- a/arch/ppc64/kernel/setup.c
+++ b/arch/ppc64/kernel/setup.c
@@ -1283,7 +1283,7 @@
static struct platform_device serial_device = {
.name = "serial8250",
- .id = 0,
+ .id = PLAT8250_DEV_PLATFORM,
.dev = {
.platform_data = serial_ports,
},
diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
index 6e9da13..8334496 100644
--- a/drivers/i2c/busses/Kconfig
+++ b/drivers/i2c/busses/Kconfig
@@ -144,6 +144,22 @@
This driver can also be built as a module. If so, the module
will be called i2c-i810.
+config I2C_PXA
+ tristate "Intel PXA2XX I2C adapter (EXPERIMENTAL)"
+ depends on I2C && EXPERIMENTAL && ARCH_PXA
+ help
+ If you have devices in the PXA I2C bus, say yes to this option.
+ This driver can also be built as a module. If so, the module
+ will be called i2c-pxa.
+
+config I2C_PXA_SLAVE
+ bool "Intel PXA2XX I2C Slave comms support"
+ depends on I2C_PXA
+ help
+ Support I2C slave mode communications on the PXA I2C bus. This
+ is necessary for systems where the PXA may be a target on the
+ I2C bus.
+
config I2C_PIIX4
tristate "Intel PIIX4"
depends on I2C && PCI
diff --git a/drivers/i2c/busses/Makefile b/drivers/i2c/busses/Makefile
index 42d6d81..980b3e9 100644
--- a/drivers/i2c/busses/Makefile
+++ b/drivers/i2c/busses/Makefile
@@ -28,6 +28,7 @@
obj-$(CONFIG_I2C_PCA_ISA) += i2c-pca-isa.o
obj-$(CONFIG_I2C_PIIX4) += i2c-piix4.o
obj-$(CONFIG_I2C_PROSAVAGE) += i2c-prosavage.o
+obj-$(CONFIG_I2C_PXA) += i2c-pxa.o
obj-$(CONFIG_I2C_RPXLITE) += i2c-rpx.o
obj-$(CONFIG_I2C_S3C2410) += i2c-s3c2410.o
obj-$(CONFIG_I2C_SAVAGE4) += i2c-savage4.o
diff --git a/drivers/i2c/busses/i2c-pxa.c b/drivers/i2c/busses/i2c-pxa.c
new file mode 100644
index 0000000..fdf53ce
--- /dev/null
+++ b/drivers/i2c/busses/i2c-pxa.c
@@ -0,0 +1,1022 @@
+/*
+ * i2c_adap_pxa.c
+ *
+ * I2C adapter for the PXA I2C bus access.
+ *
+ * Copyright (C) 2002 Intrinsyc Software Inc.
+ * Copyright (C) 2004-2005 Deep Blue Solutions Ltd.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ * History:
+ * Apr 2002: Initial version [CS]
+ * Jun 2002: Properly seperated algo/adap [FB]
+ * Jan 2003: Fixed several bugs concerning interrupt handling [Kai-Uwe Bloem]
+ * Jan 2003: added limited signal handling [Kai-Uwe Bloem]
+ * Sep 2004: Major rework to ensure efficient bus handling [RMK]
+ * Dec 2004: Added support for PXA27x and slave device probing [Liam Girdwood]
+ * Feb 2005: Rework slave mode handling [RMK]
+ */
+#include <linux/kernel.h>
+#include <linux/module.h>
+#include <linux/i2c.h>
+#include <linux/i2c-id.h>
+#include <linux/init.h>
+#include <linux/time.h>
+#include <linux/sched.h>
+#include <linux/delay.h>
+#include <linux/errno.h>
+#include <linux/interrupt.h>
+#include <linux/i2c-pxa.h>
+
+#include <asm/hardware.h>
+#include <asm/irq.h>
+#include <asm/arch/i2c.h>
+#include <asm/arch/pxa-regs.h>
+
+struct pxa_i2c {
+ spinlock_t lock;
+ wait_queue_head_t wait;
+ struct i2c_msg *msg;
+ unsigned int msg_num;
+ unsigned int msg_idx;
+ unsigned int msg_ptr;
+ unsigned int slave_addr;
+
+ struct i2c_adapter adap;
+#ifdef CONFIG_I2C_PXA_SLAVE
+ struct i2c_slave_client *slave;
+#endif
+
+ unsigned int irqlogidx;
+ u32 isrlog[32];
+ u32 icrlog[32];
+};
+
+/*
+ * I2C Slave mode address
+ */
+#define I2C_PXA_SLAVE_ADDR 0x1
+
+#ifdef DEBUG
+
+struct bits {
+ u32 mask;
+ const char *set;
+ const char *unset;
+};
+#define BIT(m, s, u) { .mask = m, .set = s, .unset = u }
+
+static inline void
+decode_bits(const char *prefix, const struct bits *bits, int num, u32 val)
+{
+ printk("%s %08x: ", prefix, val);
+ while (num--) {
+ const char *str = val & bits->mask ? bits->set : bits->unset;
+ if (str)
+ printk("%s ", str);
+ bits++;
+ }
+}
+
+static const struct bits isr_bits[] = {
+ BIT(ISR_RWM, "RX", "TX"),
+ BIT(ISR_ACKNAK, "NAK", "ACK"),
+ BIT(ISR_UB, "Bsy", "Rdy"),
+ BIT(ISR_IBB, "BusBsy", "BusRdy"),
+ BIT(ISR_SSD, "SlaveStop", NULL),
+ BIT(ISR_ALD, "ALD", NULL),
+ BIT(ISR_ITE, "TxEmpty", NULL),
+ BIT(ISR_IRF, "RxFull", NULL),
+ BIT(ISR_GCAD, "GenCall", NULL),
+ BIT(ISR_SAD, "SlaveAddr", NULL),
+ BIT(ISR_BED, "BusErr", NULL),
+};
+
+static void decode_ISR(unsigned int val)
+{
+ decode_bits(KERN_DEBUG "ISR", isr_bits, ARRAY_SIZE(isr_bits), val);
+ printk("\n");
+}
+
+static const struct bits icr_bits[] = {
+ BIT(ICR_START, "START", NULL),
+ BIT(ICR_STOP, "STOP", NULL),
+ BIT(ICR_ACKNAK, "ACKNAK", NULL),
+ BIT(ICR_TB, "TB", NULL),
+ BIT(ICR_MA, "MA", NULL),
+ BIT(ICR_SCLE, "SCLE", "scle"),
+ BIT(ICR_IUE, "IUE", "iue"),
+ BIT(ICR_GCD, "GCD", NULL),
+ BIT(ICR_ITEIE, "ITEIE", NULL),
+ BIT(ICR_IRFIE, "IRFIE", NULL),
+ BIT(ICR_BEIE, "BEIE", NULL),
+ BIT(ICR_SSDIE, "SSDIE", NULL),
+ BIT(ICR_ALDIE, "ALDIE", NULL),
+ BIT(ICR_SADIE, "SADIE", NULL),
+ BIT(ICR_UR, "UR", "ur"),
+};
+
+static void decode_ICR(unsigned int val)
+{
+ decode_bits(KERN_DEBUG "ICR", icr_bits, ARRAY_SIZE(icr_bits), val);
+ printk("\n");
+}
+
+static unsigned int i2c_debug = DEBUG;
+
+static void i2c_pxa_show_state(struct pxa_i2c *i2c, int lno, const char *fname)
+{
+ dev_dbg(&i2c->adap.dev, "state:%s:%d: ISR=%08x, ICR=%08x, IBMR=%02x\n", fname, lno, ISR, ICR, IBMR);
+}
+
+#define show_state(i2c) i2c_pxa_show_state(i2c, __LINE__, __FUNCTION__)
+#else
+#define i2c_debug 0
+
+#define show_state(i2c) do { } while (0)
+#define decode_ISR(val) do { } while (0)
+#define decode_ICR(val) do { } while (0)
+#endif
+
+#define eedbg(lvl, x...) do { if ((lvl) < 1) { printk(KERN_DEBUG "" x); } } while(0)
+
+static void i2c_pxa_master_complete(struct pxa_i2c *i2c, int ret);
+
+static void i2c_pxa_scream_blue_murder(struct pxa_i2c *i2c, const char *why)
+{
+ unsigned int i;
+ printk("i2c: error: %s\n", why);
+ printk("i2c: msg_num: %d msg_idx: %d msg_ptr: %d\n",
+ i2c->msg_num, i2c->msg_idx, i2c->msg_ptr);
+ printk("i2c: ICR: %08x ISR: %08x\n"
+ "i2c: log: ", ICR, ISR);
+ for (i = 0; i < i2c->irqlogidx; i++)
+ printk("[%08x:%08x] ", i2c->isrlog[i], i2c->icrlog[i]);
+ printk("\n");
+}
+
+static inline int i2c_pxa_is_slavemode(struct pxa_i2c *i2c)
+{
+ return !(ICR & ICR_SCLE);
+}
+
+static void i2c_pxa_abort(struct pxa_i2c *i2c)
+{
+ unsigned long timeout = jiffies + HZ/4;
+
+ if (i2c_pxa_is_slavemode(i2c)) {
+ dev_dbg(&i2c->adap.dev, "%s: called in slave mode\n", __func__);
+ return;
+ }
+
+ while (time_before(jiffies, timeout) && (IBMR & 0x1) == 0) {
+ unsigned long icr = ICR;
+
+ icr &= ~ICR_START;
+ icr |= ICR_ACKNAK | ICR_STOP | ICR_TB;
+
+ ICR = icr;
+
+ show_state(i2c);
+
+ msleep(1);
+ }
+
+ ICR &= ~(ICR_MA | ICR_START | ICR_STOP);
+}
+
+static int i2c_pxa_wait_bus_not_busy(struct pxa_i2c *i2c)
+{
+ int timeout = DEF_TIMEOUT;
+
+ while (timeout-- && ISR & (ISR_IBB | ISR_UB)) {
+ if ((ISR & ISR_SAD) != 0)
+ timeout += 4;
+
+ msleep(2);
+ show_state(i2c);
+ }
+
+ if (timeout <= 0)
+ show_state(i2c);
+
+ return timeout <= 0 ? I2C_RETRY : 0;
+}
+
+static int i2c_pxa_wait_master(struct pxa_i2c *i2c)
+{
+ unsigned long timeout = jiffies + HZ*4;
+
+ while (time_before(jiffies, timeout)) {
+ if (i2c_debug > 1)
+ dev_dbg(&i2c->adap.dev, "%s: %ld: ISR=%08x, ICR=%08x, IBMR=%02x\n",
+ __func__, (long)jiffies, ISR, ICR, IBMR);
+
+ if (ISR & ISR_SAD) {
+ if (i2c_debug > 0)
+ dev_dbg(&i2c->adap.dev, "%s: Slave detected\n", __func__);
+ goto out;
+ }
+
+ /* wait for unit and bus being not busy, and we also do a
+ * quick check of the i2c lines themselves to ensure they've
+ * gone high...
+ */
+ if ((ISR & (ISR_UB | ISR_IBB)) == 0 && IBMR == 3) {
+ if (i2c_debug > 0)
+ dev_dbg(&i2c->adap.dev, "%s: done\n", __func__);
+ return 1;
+ }
+
+ msleep(1);
+ }
+
+ if (i2c_debug > 0)
+ dev_dbg(&i2c->adap.dev, "%s: did not free\n", __func__);
+ out:
+ return 0;
+}
+
+static int i2c_pxa_set_master(struct pxa_i2c *i2c)
+{
+ if (i2c_debug)
+ dev_dbg(&i2c->adap.dev, "setting to bus master\n");
+
+ if ((ISR & (ISR_UB | ISR_IBB)) != 0) {
+ dev_dbg(&i2c->adap.dev, "%s: unit is busy\n", __func__);
+ if (!i2c_pxa_wait_master(i2c)) {
+ dev_dbg(&i2c->adap.dev, "%s: error: unit busy\n", __func__);
+ return I2C_RETRY;
+ }
+ }
+
+ ICR |= ICR_SCLE;
+ return 0;
+}
+
+#ifdef CONFIG_I2C_PXA_SLAVE
+static int i2c_pxa_wait_slave(struct pxa_i2c *i2c)
+{
+ unsigned long timeout = jiffies + HZ*1;
+
+ /* wait for stop */
+
+ show_state(i2c);
+
+ while (time_before(jiffies, timeout)) {
+ if (i2c_debug > 1)
+ dev_dbg(&i2c->adap.dev, "%s: %ld: ISR=%08x, ICR=%08x, IBMR=%02x\n",
+ __func__, (long)jiffies, ISR, ICR, IBMR);
+
+ if ((ISR & (ISR_UB|ISR_IBB|ISR_SAD)) == ISR_SAD ||
+ (ICR & ICR_SCLE) == 0) {
+ if (i2c_debug > 1)
+ dev_dbg(&i2c->adap.dev, "%s: done\n", __func__);
+ return 1;
+ }
+
+ msleep(1);
+ }
+
+ if (i2c_debug > 0)
+ dev_dbg(&i2c->adap.dev, "%s: did not free\n", __func__);
+ return 0;
+}
+
+/*
+ * clear the hold on the bus, and take of anything else
+ * that has been configured
+ */
+static void i2c_pxa_set_slave(struct pxa_i2c *i2c, int errcode)
+{
+ show_state(i2c);
+
+ if (errcode < 0) {
+ udelay(100); /* simple delay */
+ } else {
+ /* we need to wait for the stop condition to end */
+
+ /* if we where in stop, then clear... */
+ if (ICR & ICR_STOP) {
+ udelay(100);
+ ICR &= ~ICR_STOP;
+ }
+
+ if (!i2c_pxa_wait_slave(i2c)) {
+ dev_err(&i2c->adap.dev, "%s: wait timedout\n",
+ __func__);
+ return;
+ }
+ }
+
+ ICR &= ~(ICR_STOP|ICR_ACKNAK|ICR_MA);
+ ICR &= ~ICR_SCLE;
+
+ if (i2c_debug) {
+ dev_dbg(&i2c->adap.dev, "ICR now %08x, ISR %08x\n", ICR, ISR);
+ decode_ICR(ICR);
+ }
+}
+#else
+#define i2c_pxa_set_slave(i2c, err) do { } while (0)
+#endif
+
+static void i2c_pxa_reset(struct pxa_i2c *i2c)
+{
+ pr_debug("Resetting I2C Controller Unit\n");
+
+ /* abort any transfer currently under way */
+ i2c_pxa_abort(i2c);
+
+ /* reset according to 9.8 */
+ ICR = ICR_UR;
+ ISR = I2C_ISR_INIT;
+ ICR &= ~ICR_UR;
+
+ ISAR = i2c->slave_addr;
+
+ /* set control register values */
+ ICR = I2C_ICR_INIT;
+
+#ifdef CONFIG_I2C_PXA_SLAVE
+ dev_info(&i2c->adap.dev, "Enabling slave mode\n");
+ ICR |= ICR_SADIE | ICR_ALDIE | ICR_SSDIE;
+#endif
+
+ i2c_pxa_set_slave(i2c, 0);
+
+ /* enable unit */
+ ICR |= ICR_IUE;
+ udelay(100);
+}
+
+
+#ifdef CONFIG_I2C_PXA_SLAVE
+/*
+ * I2C EEPROM emulation.
+ */
+static struct i2c_eeprom_emu eeprom = {
+ .size = I2C_EEPROM_EMU_SIZE,
+ .watch = LIST_HEAD_INIT(eeprom.watch),
+};
+
+struct i2c_eeprom_emu *i2c_pxa_get_eeprom(void)
+{
+ return &eeprom;
+}
+
+int i2c_eeprom_emu_addwatcher(struct i2c_eeprom_emu *emu, void *data,
+ unsigned int addr, unsigned int size,
+ struct i2c_eeprom_emu_watcher *watcher)
+{
+ struct i2c_eeprom_emu_watch *watch;
+ unsigned long flags;
+
+ if (addr + size > emu->size)
+ return -EINVAL;
+
+ watch = kmalloc(sizeof(struct i2c_eeprom_emu_watch), GFP_KERNEL);
+ if (watch) {
+ watch->start = addr;
+ watch->end = addr + size - 1;
+ watch->ops = watcher;
+ watch->data = data;
+
+ local_irq_save(flags);
+ list_add(&watch->node, &emu->watch);
+ local_irq_restore(flags);
+ }
+
+ return watch ? 0 : -ENOMEM;
+}
+
+void i2c_eeprom_emu_delwatcher(struct i2c_eeprom_emu *emu, void *data,
+ struct i2c_eeprom_emu_watcher *watcher)
+{
+ struct i2c_eeprom_emu_watch *watch, *n;
+ unsigned long flags;
+
+ list_for_each_entry_safe(watch, n, &emu->watch, node) {
+ if (watch->ops == watcher && watch->data == data) {
+ local_irq_save(flags);
+ list_del(&watch->node);
+ local_irq_restore(flags);
+ kfree(watch);
+ }
+ }
+}
+
+static void i2c_eeprom_emu_event(void *ptr, i2c_slave_event_t event)
+{
+ struct i2c_eeprom_emu *emu = ptr;
+
+ eedbg(3, "i2c_eeprom_emu_event: %d\n", event);
+
+ switch (event) {
+ case I2C_SLAVE_EVENT_START_WRITE:
+ emu->seen_start = 1;
+ eedbg(2, "i2c_eeprom: write initiated\n");
+ break;
+
+ case I2C_SLAVE_EVENT_START_READ:
+ emu->seen_start = 0;
+ eedbg(2, "i2c_eeprom: read initiated\n");
+ break;
+
+ case I2C_SLAVE_EVENT_STOP:
+ emu->seen_start = 0;
+ eedbg(2, "i2c_eeprom: received stop\n");
+ break;
+
+ default:
+ eedbg(0, "i2c_eeprom: unhandled event\n");
+ break;
+ }
+}
+
+static int i2c_eeprom_emu_read(void *ptr)
+{
+ struct i2c_eeprom_emu *emu = ptr;
+ int ret;
+
+ ret = emu->bytes[emu->ptr];
+ emu->ptr = (emu->ptr + 1) % emu->size;
+
+ return ret;
+}
+
+static void i2c_eeprom_emu_write(void *ptr, unsigned int val)
+{
+ struct i2c_eeprom_emu *emu = ptr;
+ struct i2c_eeprom_emu_watch *watch;
+
+ if (emu->seen_start != 0) {
+ eedbg(2, "i2c_eeprom_emu_write: setting ptr %02x\n", val);
+ emu->ptr = val;
+ emu->seen_start = 0;
+ return;
+ }
+
+ emu->bytes[emu->ptr] = val;
+
+ eedbg(1, "i2c_eeprom_emu_write: ptr=0x%02x, val=0x%02x\n",
+ emu->ptr, val);
+
+ list_for_each_entry(watch, &emu->watch, node) {
+ if (!watch->ops || !watch->ops->write)
+ continue;
+ if (watch->start <= emu->ptr && watch->end >= emu->ptr)
+ watch->ops->write(watch->data, emu->ptr, val);
+ }
+
+ emu->ptr = (emu->ptr + 1) % emu->size;
+}
+
+struct i2c_slave_client eeprom_client = {
+ .data = &eeprom,
+ .event = i2c_eeprom_emu_event,
+ .read = i2c_eeprom_emu_read,
+ .write = i2c_eeprom_emu_write
+};
+
+/*
+ * PXA I2C Slave mode
+ */
+
+static void i2c_pxa_slave_txempty(struct pxa_i2c *i2c, u32 isr)
+{
+ if (isr & ISR_BED) {
+ /* what should we do here? */
+ } else {
+ int ret = i2c->slave->read(i2c->slave->data);
+
+ IDBR = ret;
+ ICR |= ICR_TB; /* allow next byte */
+ }
+}
+
+static void i2c_pxa_slave_rxfull(struct pxa_i2c *i2c, u32 isr)
+{
+ unsigned int byte = IDBR;
+
+ if (i2c->slave != NULL)
+ i2c->slave->write(i2c->slave->data, byte);
+
+ ICR |= ICR_TB;
+}
+
+static void i2c_pxa_slave_start(struct pxa_i2c *i2c, u32 isr)
+{
+ int timeout;
+
+ if (i2c_debug > 0)
+ dev_dbg(&i2c->adap.dev, "SAD, mode is slave-%cx\n",
+ (isr & ISR_RWM) ? 'r' : 't');
+
+ if (i2c->slave != NULL)
+ i2c->slave->event(i2c->slave->data,
+ (isr & ISR_RWM) ? I2C_SLAVE_EVENT_START_READ : I2C_SLAVE_EVENT_START_WRITE);
+
+ /*
+ * slave could interrupt in the middle of us generating a
+ * start condition... if this happens, we'd better back off
+ * and stop holding the poor thing up
+ */
+ ICR &= ~(ICR_START|ICR_STOP);
+ ICR |= ICR_TB;
+
+ timeout = 0x10000;
+
+ while (1) {
+ if ((IBMR & 2) == 2)
+ break;
+
+ timeout--;
+
+ if (timeout <= 0) {
+ dev_err(&i2c->adap.dev, "timeout waiting for SCL high\n");
+ break;
+ }
+ }
+
+ ICR &= ~ICR_SCLE;
+}
+
+static void i2c_pxa_slave_stop(struct pxa_i2c *i2c)
+{
+ if (i2c_debug > 2)
+ dev_dbg(&i2c->adap.dev, "ISR: SSD (Slave Stop)\n");
+
+ if (i2c->slave != NULL)
+ i2c->slave->event(i2c->slave->data, I2C_SLAVE_EVENT_STOP);
+
+ if (i2c_debug > 2)
+ dev_dbg(&i2c->adap.dev, "ISR: SSD (Slave Stop) acked\n");
+
+ /*
+ * If we have a master-mode message waiting,
+ * kick it off now that the slave has completed.
+ */
+ if (i2c->msg)
+ i2c_pxa_master_complete(i2c, I2C_RETRY);
+}
+#else
+static void i2c_pxa_slave_txempty(struct pxa_i2c *i2c, u32 isr)
+{
+ if (isr & ISR_BED) {
+ /* what should we do here? */
+ } else {
+ IDBR = 0;
+ ICR |= ICR_TB;
+ }
+}
+
+static void i2c_pxa_slave_rxfull(struct pxa_i2c *i2c, u32 isr)
+{
+ ICR |= ICR_TB | ICR_ACKNAK;
+}
+
+static void i2c_pxa_slave_start(struct pxa_i2c *i2c, u32 isr)
+{
+ int timeout;
+
+ /*
+ * slave could interrupt in the middle of us generating a
+ * start condition... if this happens, we'd better back off
+ * and stop holding the poor thing up
+ */
+ ICR &= ~(ICR_START|ICR_STOP);
+ ICR |= ICR_TB | ICR_ACKNAK;
+
+ timeout = 0x10000;
+
+ while (1) {
+ if ((IBMR & 2) == 2)
+ break;
+
+ timeout--;
+
+ if (timeout <= 0) {
+ dev_err(&i2c->adap.dev, "timeout waiting for SCL high\n");
+ break;
+ }
+ }
+
+ ICR &= ~ICR_SCLE;
+}
+
+static void i2c_pxa_slave_stop(struct pxa_i2c *i2c)
+{
+ if (i2c->msg)
+ i2c_pxa_master_complete(i2c, I2C_RETRY);
+}
+#endif
+
+/*
+ * PXA I2C Master mode
+ */
+
+static inline unsigned int i2c_pxa_addr_byte(struct i2c_msg *msg)
+{
+ unsigned int addr = (msg->addr & 0x7f) << 1;
+
+ if (msg->flags & I2C_M_RD)
+ addr |= 1;
+
+ return addr;
+}
+
+static inline void i2c_pxa_start_message(struct pxa_i2c *i2c)
+{
+ u32 icr;
+
+ /*
+ * Step 1: target slave address into IDBR
+ */
+ IDBR = i2c_pxa_addr_byte(i2c->msg);
+
+ /*
+ * Step 2: initiate the write.
+ */
+ icr = ICR & ~(ICR_STOP | ICR_ALDIE);
+ ICR = icr | ICR_START | ICR_TB;
+}
+
+/*
+ * We are protected by the adapter bus semaphore.
+ */
+static int i2c_pxa_do_xfer(struct pxa_i2c *i2c, struct i2c_msg *msg, int num)
+{
+ long timeout;
+ int ret;
+
+ /*
+ * Wait for the bus to become free.
+ */
+ ret = i2c_pxa_wait_bus_not_busy(i2c);
+ if (ret) {
+ dev_err(&i2c->adap.dev, "i2c_pxa: timeout waiting for bus free\n");
+ goto out;
+ }
+
+ /*
+ * Set master mode.
+ */
+ ret = i2c_pxa_set_master(i2c);
+ if (ret) {
+ dev_err(&i2c->adap.dev, "i2c_pxa_set_master: error %d\n", ret);
+ goto out;
+ }
+
+ spin_lock_irq(&i2c->lock);
+
+ i2c->msg = msg;
+ i2c->msg_num = num;
+ i2c->msg_idx = 0;
+ i2c->msg_ptr = 0;
+ i2c->irqlogidx = 0;
+
+ i2c_pxa_start_message(i2c);
+
+ spin_unlock_irq(&i2c->lock);
+
+ /*
+ * The rest of the processing occurs in the interrupt handler.
+ */
+ timeout = wait_event_timeout(i2c->wait, i2c->msg_num == 0, HZ * 5);
+
+ /*
+ * We place the return code in i2c->msg_idx.
+ */
+ ret = i2c->msg_idx;
+
+ if (timeout == 0)
+ i2c_pxa_scream_blue_murder(i2c, "timeout");
+
+ out:
+ return ret;
+}
+
+/*
+ * i2c_pxa_master_complete - complete the message and wake up.
+ */
+static void i2c_pxa_master_complete(struct pxa_i2c *i2c, int ret)
+{
+ i2c->msg_ptr = 0;
+ i2c->msg = NULL;
+ i2c->msg_idx ++;
+ i2c->msg_num = 0;
+ if (ret)
+ i2c->msg_idx = ret;
+ wake_up(&i2c->wait);
+}
+
+static void i2c_pxa_irq_txempty(struct pxa_i2c *i2c, u32 isr)
+{
+ u32 icr = ICR & ~(ICR_START|ICR_STOP|ICR_ACKNAK|ICR_TB);
+
+ again:
+ /*
+ * If ISR_ALD is set, we lost arbitration.
+ */
+ if (isr & ISR_ALD) {
+ /*
+ * Do we need to do anything here? The PXA docs
+ * are vague about what happens.
+ */
+ i2c_pxa_scream_blue_murder(i2c, "ALD set");
+
+ /*
+ * We ignore this error. We seem to see spurious ALDs
+ * for seemingly no reason. If we handle them as I think
+ * they should, we end up causing an I2C error, which
+ * is painful for some systems.
+ */
+ return; /* ignore */
+ }
+
+ if (isr & ISR_BED) {
+ int ret = BUS_ERROR;
+
+ /*
+ * I2C bus error - either the device NAK'd us, or
+ * something more serious happened. If we were NAK'd
+ * on the initial address phase, we can retry.
+ */
+ if (isr & ISR_ACKNAK) {
+ if (i2c->msg_ptr == 0 && i2c->msg_idx == 0)
+ ret = I2C_RETRY;
+ else
+ ret = XFER_NAKED;
+ }
+ i2c_pxa_master_complete(i2c, ret);
+ } else if (isr & ISR_RWM) {
+ /*
+ * Read mode. We have just sent the address byte, and
+ * now we must initiate the transfer.
+ */
+ if (i2c->msg_ptr == i2c->msg->len - 1 &&
+ i2c->msg_idx == i2c->msg_num - 1)
+ icr |= ICR_STOP | ICR_ACKNAK;
+
+ icr |= ICR_ALDIE | ICR_TB;
+ } else if (i2c->msg_ptr < i2c->msg->len) {
+ /*
+ * Write mode. Write the next data byte.
+ */
+ IDBR = i2c->msg->buf[i2c->msg_ptr++];
+
+ icr |= ICR_ALDIE | ICR_TB;
+
+ /*
+ * If this is the last byte of the last message, send
+ * a STOP.
+ */
+ if (i2c->msg_ptr == i2c->msg->len &&
+ i2c->msg_idx == i2c->msg_num - 1)
+ icr |= ICR_STOP;
+ } else if (i2c->msg_idx < i2c->msg_num - 1) {
+ /*
+ * Next segment of the message.
+ */
+ i2c->msg_ptr = 0;
+ i2c->msg_idx ++;
+ i2c->msg++;
+
+ /*
+ * If we aren't doing a repeated start and address,
+ * go back and try to send the next byte. Note that
+ * we do not support switching the R/W direction here.
+ */
+ if (i2c->msg->flags & I2C_M_NOSTART)
+ goto again;
+
+ /*
+ * Write the next address.
+ */
+ IDBR = i2c_pxa_addr_byte(i2c->msg);
+
+ /*
+ * And trigger a repeated start, and send the byte.
+ */
+ icr &= ~ICR_ALDIE;
+ icr |= ICR_START | ICR_TB;
+ } else {
+ if (i2c->msg->len == 0) {
+ /*
+ * Device probes have a message length of zero
+ * and need the bus to be reset before it can
+ * be used again.
+ */
+ i2c_pxa_reset(i2c);
+ }
+ i2c_pxa_master_complete(i2c, 0);
+ }
+
+ i2c->icrlog[i2c->irqlogidx-1] = icr;
+
+ ICR = icr;
+ show_state(i2c);
+}
+
+static void i2c_pxa_irq_rxfull(struct pxa_i2c *i2c, u32 isr)
+{
+ u32 icr = ICR & ~(ICR_START|ICR_STOP|ICR_ACKNAK|ICR_TB);
+
+ /*
+ * Read the byte.
+ */
+ i2c->msg->buf[i2c->msg_ptr++] = IDBR;
+
+ if (i2c->msg_ptr < i2c->msg->len) {
+ /*
+ * If this is the last byte of the last
+ * message, send a STOP.
+ */
+ if (i2c->msg_ptr == i2c->msg->len - 1)
+ icr |= ICR_STOP | ICR_ACKNAK;
+
+ icr |= ICR_ALDIE | ICR_TB;
+ } else {
+ i2c_pxa_master_complete(i2c, 0);
+ }
+
+ i2c->icrlog[i2c->irqlogidx-1] = icr;
+
+ ICR = icr;
+}
+
+static irqreturn_t i2c_pxa_handler(int this_irq, void *dev_id, struct pt_regs *regs)
+{
+ struct pxa_i2c *i2c = dev_id;
+ u32 isr = ISR;
+
+ if (i2c_debug > 2 && 0) {
+ dev_dbg(&i2c->adap.dev, "%s: ISR=%08x, ICR=%08x, IBMR=%02x\n",
+ __func__, isr, ICR, IBMR);
+ decode_ISR(isr);
+ }
+
+ if (i2c->irqlogidx < sizeof(i2c->isrlog)/sizeof(u32))
+ i2c->isrlog[i2c->irqlogidx++] = isr;
+
+ show_state(i2c);
+
+ /*
+ * Always clear all pending IRQs.
+ */
+ ISR = isr & (ISR_SSD|ISR_ALD|ISR_ITE|ISR_IRF|ISR_SAD|ISR_BED);
+
+ if (isr & ISR_SAD)
+ i2c_pxa_slave_start(i2c, isr);
+ if (isr & ISR_SSD)
+ i2c_pxa_slave_stop(i2c);
+
+ if (i2c_pxa_is_slavemode(i2c)) {
+ if (isr & ISR_ITE)
+ i2c_pxa_slave_txempty(i2c, isr);
+ if (isr & ISR_IRF)
+ i2c_pxa_slave_rxfull(i2c, isr);
+ } else if (i2c->msg) {
+ if (isr & ISR_ITE)
+ i2c_pxa_irq_txempty(i2c, isr);
+ if (isr & ISR_IRF)
+ i2c_pxa_irq_rxfull(i2c, isr);
+ } else {
+ i2c_pxa_scream_blue_murder(i2c, "spurious irq");
+ }
+
+ return IRQ_HANDLED;
+}
+
+
+static int i2c_pxa_xfer(struct i2c_adapter *adap, struct i2c_msg msgs[], int num)
+{
+ struct pxa_i2c *i2c = adap->algo_data;
+ int ret, i;
+
+ for (i = adap->retries; i >= 0; i--) {
+ ret = i2c_pxa_do_xfer(i2c, msgs, num);
+ if (ret != I2C_RETRY)
+ goto out;
+
+ if (i2c_debug)
+ dev_dbg(&adap->dev, "Retrying transmission\n");
+ udelay(100);
+ }
+ i2c_pxa_scream_blue_murder(i2c, "exhausted retries");
+ ret = -EREMOTEIO;
+ out:
+ i2c_pxa_set_slave(i2c, ret);
+ return ret;
+}
+
+static struct i2c_algorithm i2c_pxa_algorithm = {
+ .name = "PXA-I2C-Algorithm",
+ .id = I2C_ALGO_PXA,
+ .master_xfer = i2c_pxa_xfer,
+};
+
+static struct pxa_i2c i2c_pxa = {
+ .lock = SPIN_LOCK_UNLOCKED,
+ .wait = __WAIT_QUEUE_HEAD_INITIALIZER(i2c_pxa.wait),
+ .adap = {
+ .name = "pxa2xx-i2c",
+ .id = I2C_ALGO_PXA,
+ .algo = &i2c_pxa_algorithm,
+ .retries = 5,
+ },
+};
+
+static int i2c_pxa_probe(struct device *dev)
+{
+ struct pxa_i2c *i2c = &i2c_pxa;
+ struct i2c_pxa_platform_data *plat = dev->platform_data;
+ int ret;
+
+#ifdef CONFIG_PXA27x
+ pxa_gpio_mode(GPIO117_I2CSCL_MD);
+ pxa_gpio_mode(GPIO118_I2CSDA_MD);
+ udelay(100);
+#endif
+
+ i2c->slave_addr = I2C_PXA_SLAVE_ADDR;
+
+#ifdef CONFIG_I2C_PXA_SLAVE
+ i2c->slave = &eeprom_client;
+ if (plat) {
+ i2c->slave_addr = plat->slave_addr;
+ if (plat->slave)
+ i2c->slave = plat->slave;
+ }
+#endif
+
+ pxa_set_cken(CKEN14_I2C, 1);
+ ret = request_irq(IRQ_I2C, i2c_pxa_handler, SA_INTERRUPT,
+ "pxa2xx-i2c", i2c);
+ if (ret)
+ goto out;
+
+ i2c_pxa_reset(i2c);
+
+ i2c->adap.algo_data = i2c;
+ i2c->adap.dev.parent = dev;
+
+ ret = i2c_add_adapter(&i2c->adap);
+ if (ret < 0) {
+ printk(KERN_INFO "I2C: Failed to add bus\n");
+ goto err_irq;
+ }
+
+ dev_set_drvdata(dev, i2c);
+
+#ifdef CONFIG_I2C_PXA_SLAVE
+ printk(KERN_INFO "I2C: %s: PXA I2C adapter, slave address %d\n",
+ i2c->adap.dev.bus_id, i2c->slave_addr);
+#else
+ printk(KERN_INFO "I2C: %s: PXA I2C adapter\n",
+ i2c->adap.dev.bus_id);
+#endif
+ return 0;
+
+ err_irq:
+ free_irq(IRQ_I2C, i2c);
+ out:
+ return ret;
+}
+
+static int i2c_pxa_remove(struct device *dev)
+{
+ struct pxa_i2c *i2c = dev_get_drvdata(dev);
+
+ dev_set_drvdata(dev, NULL);
+
+ i2c_del_adapter(&i2c->adap);
+ free_irq(IRQ_I2C, i2c);
+ pxa_set_cken(CKEN14_I2C, 0);
+
+ return 0;
+}
+
+static struct device_driver i2c_pxa_driver = {
+ .name = "pxa2xx-i2c",
+ .bus = &platform_bus_type,
+ .probe = i2c_pxa_probe,
+ .remove = i2c_pxa_remove,
+};
+
+static int __init i2c_adap_pxa_init(void)
+{
+ return driver_register(&i2c_pxa_driver);
+}
+
+static void i2c_adap_pxa_exit(void)
+{
+ return driver_unregister(&i2c_pxa_driver);
+}
+
+module_init(i2c_adap_pxa_init);
+module_exit(i2c_adap_pxa_exit);
diff --git a/drivers/mmc/mmc.c b/drivers/mmc/mmc.c
index 0a117c6..ceae379 100644
--- a/drivers/mmc/mmc.c
+++ b/drivers/mmc/mmc.c
@@ -1079,13 +1079,17 @@
/**
* mmc_detect_change - process change of state on a MMC socket
* @host: host which changed state.
+ * @delay: optional delay to wait before detection (jiffies)
*
* All we know is that card(s) have been inserted or removed
* from the socket(s). We don't know which socket or cards.
*/
-void mmc_detect_change(struct mmc_host *host)
+void mmc_detect_change(struct mmc_host *host, unsigned long delay)
{
- schedule_work(&host->detect);
+ if (delay)
+ schedule_delayed_work(&host->detect, delay);
+ else
+ schedule_work(&host->detect);
}
EXPORT_SYMBOL(mmc_detect_change);
@@ -1189,7 +1193,7 @@
ret = mmc_add_host_sysfs(host);
if (ret == 0) {
mmc_power_off(host);
- mmc_detect_change(host);
+ mmc_detect_change(host, 0);
}
return ret;
@@ -1259,7 +1263,7 @@
*/
int mmc_resume_host(struct mmc_host *host)
{
- mmc_detect_change(host);
+ mmc_detect_change(host, 0);
return 0;
}
diff --git a/drivers/mmc/mmci.c b/drivers/mmc/mmci.c
index 716c4ef..91c7484 100644
--- a/drivers/mmc/mmci.c
+++ b/drivers/mmc/mmci.c
@@ -442,7 +442,7 @@
status = host->plat->status(mmc_dev(host->mmc));
if (status ^ host->oldstat)
- mmc_detect_change(host->mmc);
+ mmc_detect_change(host->mmc, 0);
host->oldstat = status;
mod_timer(&host->timer, jiffies + HZ);
diff --git a/drivers/mmc/pxamci.c b/drivers/mmc/pxamci.c
index e99a53b..b53af57 100644
--- a/drivers/mmc/pxamci.c
+++ b/drivers/mmc/pxamci.c
@@ -423,7 +423,9 @@
static irqreturn_t pxamci_detect_irq(int irq, void *devid, struct pt_regs *regs)
{
- mmc_detect_change(devid);
+ struct pxamci_host *host = mmc_priv(devid);
+
+ mmc_detect_change(devid, host->pdata->detect_delay);
return IRQ_HANDLED;
}
diff --git a/drivers/mmc/wbsd.c b/drivers/mmc/wbsd.c
index dec01d3..a62c86f 100644
--- a/drivers/mmc/wbsd.c
+++ b/drivers/mmc/wbsd.c
@@ -1122,7 +1122,7 @@
DBG("Executing card detection\n");
- mmc_detect_change(host->mmc);
+ mmc_detect_change(host->mmc, 0);
}
/*
@@ -1198,7 +1198,7 @@
*/
spin_unlock(&host->lock);
- mmc_detect_change(host->mmc);
+ mmc_detect_change(host->mmc, 0);
}
else
spin_unlock(&host->lock);
diff --git a/drivers/serial/8250.c b/drivers/serial/8250.c
index 30a0a3d..5b65e20 100644
--- a/drivers/serial/8250.c
+++ b/drivers/serial/8250.c
@@ -2536,7 +2536,7 @@
goto out;
serial8250_isa_devs = platform_device_register_simple("serial8250",
- -1, NULL, 0);
+ PLAT8250_DEV_LEGACY, NULL, 0);
if (IS_ERR(serial8250_isa_devs)) {
ret = PTR_ERR(serial8250_isa_devs);
goto unreg;
diff --git a/drivers/serial/8250_accent.c b/drivers/serial/8250_accent.c
index 1f2c276..9c10262 100644
--- a/drivers/serial/8250_accent.c
+++ b/drivers/serial/8250_accent.c
@@ -29,7 +29,7 @@
static struct platform_device accent_device = {
.name = "serial8250",
- .id = 2,
+ .id = PLAT8250_DEV_ACCENT,
.dev = {
.platform_data = accent_data,
},
diff --git a/drivers/serial/8250_boca.c b/drivers/serial/8250_boca.c
index 465c9ea..3bfe0f7 100644
--- a/drivers/serial/8250_boca.c
+++ b/drivers/serial/8250_boca.c
@@ -43,7 +43,7 @@
static struct platform_device boca_device = {
.name = "serial8250",
- .id = 3,
+ .id = PLAT8250_DEV_BOCA,
.dev = {
.platform_data = boca_data,
},
diff --git a/drivers/serial/8250_fourport.c b/drivers/serial/8250_fourport.c
index e9b4d90..6375d68 100644
--- a/drivers/serial/8250_fourport.c
+++ b/drivers/serial/8250_fourport.c
@@ -35,7 +35,7 @@
static struct platform_device fourport_device = {
.name = "serial8250",
- .id = 1,
+ .id = PLAT8250_DEV_FOURPORT,
.dev = {
.platform_data = fourport_data,
},
diff --git a/drivers/serial/8250_hub6.c b/drivers/serial/8250_hub6.c
index 77f396f..daf569c 100644
--- a/drivers/serial/8250_hub6.c
+++ b/drivers/serial/8250_hub6.c
@@ -40,7 +40,7 @@
static struct platform_device hub6_device = {
.name = "serial8250",
- .id = 4,
+ .id = PLAT8250_DEV_HUB6,
.dev = {
.platform_data = hub6_data,
},
diff --git a/drivers/serial/8250_mca.c b/drivers/serial/8250_mca.c
index f0c40d6..ac20525 100644
--- a/drivers/serial/8250_mca.c
+++ b/drivers/serial/8250_mca.c
@@ -44,7 +44,7 @@
static struct platform_device mca_device = {
.name = "serial8250",
- .id = 5,
+ .id = PLAT8250_DEV_MCA,
.dev = {
.platform_data = mca_data,
},
diff --git a/include/asm-arm/arch-pxa/hardware.h b/include/asm-arm/arch-pxa/hardware.h
index 72b04d8..cf35721 100644
--- a/include/asm-arm/arch-pxa/hardware.h
+++ b/include/asm-arm/arch-pxa/hardware.h
@@ -44,24 +44,12 @@
#ifndef __ASSEMBLY__
-#if 0
-# define __REG(x) (*((volatile u32 *)io_p2v(x)))
-#else
-/*
- * This __REG() version gives the same results as the one above, except
- * that we are fooling gcc somehow so it generates far better and smaller
- * assembly code for access to contigous registers. It's a shame that gcc
- * doesn't guess this by itself.
- */
-#include <asm/types.h>
-typedef struct { volatile u32 offset[4096]; } __regbase;
-# define __REGP(x) ((__regbase *)((x)&~4095))->offset[((x)&4095)>>2]
-# define __REG(x) __REGP(io_p2v(x))
-#endif
+# define __REG(x) (*((volatile unsigned long *)io_p2v(x)))
/* With indexed regs we don't want to feed the index through io_p2v()
especially if it is a variable, otherwise horrible code will result. */
-# define __REG2(x,y) (*(volatile u32 *)((u32)&__REG(x) + (y)))
+# define __REG2(x,y) \
+ (*(volatile unsigned long *)((unsigned long)&__REG(x) + (y)))
# define __PREG(x) (io_v2p((u32)&(x)))
diff --git a/include/asm-arm/arch-pxa/i2c.h b/include/asm-arm/arch-pxa/i2c.h
new file mode 100644
index 0000000..46ec224
--- /dev/null
+++ b/include/asm-arm/arch-pxa/i2c.h
@@ -0,0 +1,70 @@
+/*
+ * i2c_pxa.h
+ *
+ * Copyright (C) 2002 Intrinsyc Software Inc.
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+ *
+ */
+#ifndef _I2C_PXA_H_
+#define _I2C_PXA_H_
+
+#if 0
+#define DEF_TIMEOUT 3
+#else
+/* need a longer timeout if we're dealing with the fact we may well be
+ * looking at a multi-master environment
+*/
+#define DEF_TIMEOUT 32
+#endif
+
+#define BUS_ERROR (-EREMOTEIO)
+#define XFER_NAKED (-ECONNREFUSED)
+#define I2C_RETRY (-2000) /* an error has occurred retry transmit */
+
+/* ICR initialize bit values
+*
+* 15. FM 0 (100 Khz operation)
+* 14. UR 0 (No unit reset)
+* 13. SADIE 0 (Disables the unit from interrupting on slave addresses
+* matching its slave address)
+* 12. ALDIE 0 (Disables the unit from interrupt when it loses arbitration
+* in master mode)
+* 11. SSDIE 0 (Disables interrupts from a slave stop detected, in slave mode)
+* 10. BEIE 1 (Enable interrupts from detected bus errors, no ACK sent)
+* 9. IRFIE 1 (Enable interrupts from full buffer received)
+* 8. ITEIE 1 (Enables the I2C unit to interrupt when transmit buffer empty)
+* 7. GCD 1 (Disables i2c unit response to general call messages as a slave)
+* 6. IUE 0 (Disable unit until we change settings)
+* 5. SCLE 1 (Enables the i2c clock output for master mode (drives SCL)
+* 4. MA 0 (Only send stop with the ICR stop bit)
+* 3. TB 0 (We are not transmitting a byte initially)
+* 2. ACKNAK 0 (Send an ACK after the unit receives a byte)
+* 1. STOP 0 (Do not send a STOP)
+* 0. START 0 (Do not send a START)
+*
+*/
+#define I2C_ICR_INIT (ICR_BEIE | ICR_IRFIE | ICR_ITEIE | ICR_GCD | ICR_SCLE)
+
+/* I2C status register init values
+ *
+ * 10. BED 1 (Clear bus error detected)
+ * 9. SAD 1 (Clear slave address detected)
+ * 7. IRF 1 (Clear IDBR Receive Full)
+ * 6. ITE 1 (Clear IDBR Transmit Empty)
+ * 5. ALD 1 (Clear Arbitration Loss Detected)
+ * 4. SSD 1 (Clear Slave Stop Detected)
+ */
+#define I2C_ISR_INIT 0x7FF /* status register init */
+
+struct i2c_slave_client;
+
+struct i2c_pxa_platform_data {
+ unsigned int slave_addr;
+ struct i2c_slave_client *slave;
+};
+
+extern void pxa_set_i2c_info(struct i2c_pxa_platform_data *info);
+#endif
diff --git a/include/asm-arm/arch-pxa/mmc.h b/include/asm-arm/arch-pxa/mmc.h
index 9718063..88c17dd 100644
--- a/include/asm-arm/arch-pxa/mmc.h
+++ b/include/asm-arm/arch-pxa/mmc.h
@@ -9,6 +9,7 @@
struct pxamci_platform_data {
unsigned int ocr_mask; /* available voltages */
+ unsigned long detect_delay; /* delay in jiffies before detecting cards after interrupt */
int (*init)(struct device *, irqreturn_t (*)(int, void *, struct pt_regs *), void *);
int (*get_ro)(struct device *);
void (*setpower)(struct device *, unsigned int);
diff --git a/include/asm-arm/arch-sa1100/hardware.h b/include/asm-arm/arch-sa1100/hardware.h
index 10c62db..19c3b1e 100644
--- a/include/asm-arm/arch-sa1100/hardware.h
+++ b/include/asm-arm/arch-sa1100/hardware.h
@@ -49,23 +49,9 @@
( (((x)&0x00ffffff) | (((x)&(0x30000000>>VIO_SHIFT))<<VIO_SHIFT)) + PIO_START )
#ifndef __ASSEMBLY__
-#include <asm/types.h>
-#if 0
-# define __REG(x) (*((volatile u32 *)io_p2v(x)))
-#else
-/*
- * This __REG() version gives the same results as the one above, except
- * that we are fooling gcc somehow so it generates far better and smaller
- * assembly code for access to contigous registers. It's a shame that gcc
- * doesn't guess this by itself.
- */
-typedef struct { volatile u32 offset[4096]; } __regbase;
-# define __REGP(x) ((__regbase *)((x)&~4095))->offset[((x)&4095)>>2]
-# define __REG(x) __REGP(io_p2v(x))
-#endif
-
-# define __PREG(x) (io_v2p((u32)&(x)))
+# define __REG(x) (*((volatile unsigned long *)io_p2v(x)))
+# define __PREG(x) (io_v2p((unsigned long)&(x)))
#else
diff --git a/include/asm-arm/cacheflush.h b/include/asm-arm/cacheflush.h
index 035cdcf..e81baff 100644
--- a/include/asm-arm/cacheflush.h
+++ b/include/asm-arm/cacheflush.h
@@ -256,7 +256,7 @@
* Convert calls to our calling convention.
*/
#define flush_cache_all() __cpuc_flush_kern_all()
-
+#ifndef CONFIG_CPU_CACHE_VIPT
static inline void flush_cache_mm(struct mm_struct *mm)
{
if (cpu_isset(smp_processor_id(), mm->cpu_vm_mask))
@@ -279,6 +279,11 @@
__cpuc_flush_user_range(addr, addr + PAGE_SIZE, vma->vm_flags);
}
}
+#else
+extern void flush_cache_mm(struct mm_struct *mm);
+extern void flush_cache_range(struct vm_area_struct *vma, unsigned long start, unsigned long end);
+extern void flush_cache_page(struct vm_area_struct *vma, unsigned long user_addr, unsigned long pfn);
+#endif
/*
* flush_cache_user_range is used when we want to ensure that the
diff --git a/include/linux/i2c-pxa.h b/include/linux/i2c-pxa.h
new file mode 100644
index 0000000..5f3eaf8
--- /dev/null
+++ b/include/linux/i2c-pxa.h
@@ -0,0 +1,48 @@
+#ifndef _LINUX_I2C_ALGO_PXA_H
+#define _LINUX_I2C_ALGO_PXA_H
+
+struct i2c_eeprom_emu_watcher {
+ void (*write)(void *, unsigned int addr, unsigned char newval);
+};
+
+struct i2c_eeprom_emu_watch {
+ struct list_head node;
+ unsigned int start;
+ unsigned int end;
+ struct i2c_eeprom_emu_watcher *ops;
+ void *data;
+};
+
+#define I2C_EEPROM_EMU_SIZE (256)
+
+struct i2c_eeprom_emu {
+ unsigned int size;
+ unsigned int ptr;
+ unsigned int seen_start;
+ struct list_head watch;
+
+ unsigned char bytes[I2C_EEPROM_EMU_SIZE];
+};
+
+typedef enum i2c_slave_event_e {
+ I2C_SLAVE_EVENT_START_READ,
+ I2C_SLAVE_EVENT_START_WRITE,
+ I2C_SLAVE_EVENT_STOP
+} i2c_slave_event_t;
+
+struct i2c_slave_client {
+ void *data;
+ void (*event)(void *ptr, i2c_slave_event_t event);
+ int (*read) (void *ptr);
+ void (*write)(void *ptr, unsigned int val);
+};
+
+extern int i2c_eeprom_emu_addwatcher(struct i2c_eeprom_emu *, void *data,
+ unsigned int addr, unsigned int size,
+ struct i2c_eeprom_emu_watcher *);
+
+extern void i2c_eeprom_emu_delwatcher(struct i2c_eeprom_emu *, void *data, struct i2c_eeprom_emu_watcher *watcher);
+
+extern struct i2c_eeprom_emu *i2c_pxa_get_eeprom(void);
+
+#endif /* _LINUX_I2C_ALGO_PXA_H */
diff --git a/include/linux/mmc/host.h b/include/linux/mmc/host.h
index 6014160..c1f021e 100644
--- a/include/linux/mmc/host.h
+++ b/include/linux/mmc/host.h
@@ -109,6 +109,8 @@
struct mmc_card *card_selected; /* the selected MMC card */
struct work_struct detect;
+
+ unsigned long private[0] ____cacheline_aligned;
};
extern struct mmc_host *mmc_alloc_host(int extra, struct device *);
@@ -116,14 +118,18 @@
extern void mmc_remove_host(struct mmc_host *);
extern void mmc_free_host(struct mmc_host *);
-#define mmc_priv(x) ((void *)((x) + 1))
+static inline void *mmc_priv(struct mmc_host *host)
+{
+ return (void *)host->private;
+}
+
#define mmc_dev(x) ((x)->dev)
#define mmc_hostname(x) ((x)->class_dev.class_id)
extern int mmc_suspend_host(struct mmc_host *, pm_message_t);
extern int mmc_resume_host(struct mmc_host *);
-extern void mmc_detect_change(struct mmc_host *);
+extern void mmc_detect_change(struct mmc_host *, unsigned long delay);
extern void mmc_request_done(struct mmc_host *, struct mmc_request *);
#endif
diff --git a/include/linux/serial_8250.h b/include/linux/serial_8250.h
index d8a023d..317a979 100644
--- a/include/linux/serial_8250.h
+++ b/include/linux/serial_8250.h
@@ -30,6 +30,21 @@
};
/*
+ * Allocate 8250 platform device IDs. Nothing is implied by
+ * the numbering here, except for the legacy entry being -1.
+ */
+enum {
+ PLAT8250_DEV_LEGACY = -1,
+ PLAT8250_DEV_PLATFORM,
+ PLAT8250_DEV_PLATFORM1,
+ PLAT8250_DEV_FOURPORT,
+ PLAT8250_DEV_ACCENT,
+ PLAT8250_DEV_BOCA,
+ PLAT8250_DEV_HUB6,
+ PLAT8250_DEV_MCA,
+};
+
+/*
* This should be used by drivers which want to register
* their own 8250 ports without registering their own
* platform device. Using these will make your driver
diff --git a/include/linux/serial_core.h b/include/linux/serial_core.h
index 9b12fe7..27db8da 100644
--- a/include/linux/serial_core.h
+++ b/include/linux/serial_core.h
@@ -401,6 +401,9 @@
#endif
return 0;
}
+#ifndef SUPPORT_SYSRQ
+#define uart_handle_sysrq_char(port,ch,regs) uart_handle_sysrq_char(port, 0, NULL)
+#endif
/*
* We do the SysRQ and SAK checking like this...
diff --git a/net/ieee80211/Kconfig b/net/ieee80211/Kconfig
index 58ed431..91b16fb 100644
--- a/net/ieee80211/Kconfig
+++ b/net/ieee80211/Kconfig
@@ -1,6 +1,5 @@
config IEEE80211
tristate "Generic IEEE 802.11 Networking Stack"
- select NET_RADIO
---help---
This option enables the hardware independent IEEE 802.11
networking stack.