Merge branch 'for-tony' of git://gitorious.org/usb/usb into omap-for-linus
Conflicts:
arch/arm/mach-omap2/omap_hwmod_2430_data.c
arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
diff --git a/arch/arm/mach-omap2/Makefile b/arch/arm/mach-omap2/Makefile
index ec24999..ee72a97 100644
--- a/arch/arm/mach-omap2/Makefile
+++ b/arch/arm/mach-omap2/Makefile
@@ -218,7 +218,8 @@
hsmmc.o \
omap_phy_internal.o
-obj-$(CONFIG_MACH_OMAP3517EVM) += board-am3517evm.o
+obj-$(CONFIG_MACH_OMAP3517EVM) += board-am3517evm.o \
+ omap_phy_internal.o \
obj-$(CONFIG_MACH_CRANEBOARD) += board-am3517crane.o
diff --git a/arch/arm/mach-omap2/board-4430sdp.c b/arch/arm/mach-omap2/board-4430sdp.c
index 12d99e5..bf82684 100644
--- a/arch/arm/mach-omap2/board-4430sdp.c
+++ b/arch/arm/mach-omap2/board-4430sdp.c
@@ -44,7 +44,6 @@
#define ETH_KS8851_IRQ 34
#define ETH_KS8851_POWER_ON 48
#define ETH_KS8851_QUART 138
-#define OMAP4SDP_MDM_PWR_EN_GPIO 157
#define OMAP4_SFH7741_SENSOR_OUTPUT_GPIO 184
#define OMAP4_SFH7741_ENABLE_GPIO 188
@@ -250,16 +249,6 @@
#endif
}
-static const struct ehci_hcd_omap_platform_data ehci_pdata __initconst = {
- .port_mode[0] = EHCI_HCD_OMAP_MODE_PHY,
- .port_mode[1] = EHCI_HCD_OMAP_MODE_UNKNOWN,
- .port_mode[2] = EHCI_HCD_OMAP_MODE_UNKNOWN,
- .phy_reset = false,
- .reset_gpio_port[0] = -EINVAL,
- .reset_gpio_port[1] = -EINVAL,
- .reset_gpio_port[2] = -EINVAL,
-};
-
static struct omap_musb_board_data musb_board_data = {
.interface_type = MUSB_INTERFACE_UTMI,
.mode = MUSB_OTG,
@@ -575,14 +564,6 @@
omap_serial_init();
omap4_twl6030_hsmmc_init(mmc);
- /* Power on the ULPI PHY */
- status = gpio_request(OMAP4SDP_MDM_PWR_EN_GPIO, "USBB1 PHY VMDM_3V3");
- if (status)
- pr_err("%s: Could not get USBB1 PHY GPIO\n", __func__);
- else
- gpio_direction_output(OMAP4SDP_MDM_PWR_EN_GPIO, 1);
-
- usb_ehci_init(&ehci_pdata);
usb_musb_init(&musb_board_data);
status = omap_ethernet_init();
diff --git a/arch/arm/mach-omap2/board-am3517evm.c b/arch/arm/mach-omap2/board-am3517evm.c
index d0d0f55..8532d6e 100644
--- a/arch/arm/mach-omap2/board-am3517evm.c
+++ b/arch/arm/mach-omap2/board-am3517evm.c
@@ -408,6 +408,10 @@
.interface_type = MUSB_INTERFACE_ULPI,
.mode = MUSB_OTG,
.power = 500,
+ .set_phy_power = am35x_musb_phy_power,
+ .clear_irq = am35x_musb_clear_irq,
+ .set_mode = am35x_musb_set_mode,
+ .reset = am35x_musb_reset,
};
static __init void am3517_evm_musb_init(void)
diff --git a/arch/arm/mach-omap2/omap_hwmod_2430_data.c b/arch/arm/mach-omap2/omap_hwmod_2430_data.c
index 60fe4aa..7ba688a 100644
--- a/arch/arm/mach-omap2/omap_hwmod_2430_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_2430_data.c
@@ -93,6 +93,16 @@
static struct omap_hwmod omap2430_i2c1_hwmod;
static struct omap_hwmod omap2430_i2c2_hwmod;
+static struct omap_hwmod omap2430_usbhsotg_hwmod;
+
+/* l3_core -> usbhsotg interface */
+static struct omap_hwmod_ocp_if omap2430_usbhsotg__l3 = {
+ .master = &omap2430_usbhsotg_hwmod,
+ .slave = &omap2430_l3_main_hwmod,
+ .clk = "core_l3_ck",
+ .user = OCP_USER_MPU,
+};
+
/* I2C IP block address space length (in bytes) */
#define OMAP2_I2C_AS_LEN 128
@@ -193,6 +203,35 @@
.user = OCP_USER_MPU | OCP_USER_SDMA,
};
+/*
+* usbhsotg interface data
+*/
+static struct omap_hwmod_addr_space omap2430_usbhsotg_addrs[] = {
+ {
+ .pa_start = OMAP243X_HS_BASE,
+ .pa_end = OMAP243X_HS_BASE + SZ_4K - 1,
+ .flags = ADDR_TYPE_RT
+ },
+};
+
+/* l4_core ->usbhsotg interface */
+static struct omap_hwmod_ocp_if omap2430_l4_core__usbhsotg = {
+ .master = &omap2430_l4_core_hwmod,
+ .slave = &omap2430_usbhsotg_hwmod,
+ .clk = "usb_l4_ick",
+ .addr = omap2430_usbhsotg_addrs,
+ .addr_cnt = ARRAY_SIZE(omap2430_usbhsotg_addrs),
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_ocp_if *omap2430_usbhsotg_masters[] = {
+ &omap2430_usbhsotg__l3,
+};
+
+static struct omap_hwmod_ocp_if *omap2430_usbhsotg_slaves[] = {
+ &omap2430_l4_core__usbhsotg,
+};
+
/* Slave interfaces on the L4_CORE interconnect */
static struct omap_hwmod_ocp_if *omap2430_l4_core_slaves[] = {
&omap2430_l3_main__l4_core,
@@ -1133,6 +1172,64 @@
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430),
};
+/*
+ * usbhsotg
+ */
+static struct omap_hwmod_class_sysconfig omap2430_usbhsotg_sysc = {
+ .rev_offs = 0x0400,
+ .sysc_offs = 0x0404,
+ .syss_offs = 0x0408,
+ .sysc_flags = (SYSC_HAS_SIDLEMODE | SYSC_HAS_MIDLEMODE|
+ SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET |
+ SYSC_HAS_AUTOIDLE),
+ .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+ MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART),
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class usbotg_class = {
+ .name = "usbotg",
+ .sysc = &omap2430_usbhsotg_sysc,
+};
+
+/* usb_otg_hs */
+static struct omap_hwmod_irq_info omap2430_usbhsotg_mpu_irqs[] = {
+
+ { .name = "mc", .irq = 92 },
+ { .name = "dma", .irq = 93 },
+};
+
+static struct omap_hwmod omap2430_usbhsotg_hwmod = {
+ .name = "usb_otg_hs",
+ .mpu_irqs = omap2430_usbhsotg_mpu_irqs,
+ .mpu_irqs_cnt = ARRAY_SIZE(omap2430_usbhsotg_mpu_irqs),
+ .main_clk = "usbhs_ick",
+ .prcm = {
+ .omap2 = {
+ .prcm_reg_id = 1,
+ .module_bit = OMAP2430_EN_USBHS_MASK,
+ .module_offs = CORE_MOD,
+ .idlest_reg_id = 1,
+ .idlest_idle_bit = OMAP2430_ST_USBHS_SHIFT,
+ },
+ },
+ .masters = omap2430_usbhsotg_masters,
+ .masters_cnt = ARRAY_SIZE(omap2430_usbhsotg_masters),
+ .slaves = omap2430_usbhsotg_slaves,
+ .slaves_cnt = ARRAY_SIZE(omap2430_usbhsotg_slaves),
+ .class = &usbotg_class,
+ /*
+ * Erratum ID: i479 idle_req / idle_ack mechanism potentially
+ * broken when autoidle is enabled
+ * workaround is to disable the autoidle bit at module level.
+ */
+ .flags = HWMOD_NO_OCP_AUTOIDLE | HWMOD_SWSUP_SIDLE
+ | HWMOD_SWSUP_MSTANDBY,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP2430)
+};
+
+
+
static __initdata struct omap_hwmod *omap2430_hwmods[] = {
&omap2430_l3_main_hwmod,
&omap2430_l4_core_hwmod,
@@ -1160,6 +1257,10 @@
&omap2430_mcspi1_hwmod,
&omap2430_mcspi2_hwmod,
&omap2430_mcspi3_hwmod,
+
+ /* usbotg class*/
+ &omap2430_usbhsotg_hwmod,
+
NULL,
};
diff --git a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
index 800eda4..879f55f 100644
--- a/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
+++ b/arch/arm/mach-omap2/omap_hwmod_3xxx_data.c
@@ -29,6 +29,7 @@
#include "prm-regbits-34xx.h"
#include "cm-regbits-34xx.h"
#include "wd_timer.h"
+#include <mach/am35xx.h>
/*
* OMAP3xxx hardware module integration data
@@ -60,6 +61,7 @@
static struct omap_hwmod omap34xx_mcspi2;
static struct omap_hwmod omap34xx_mcspi3;
static struct omap_hwmod omap34xx_mcspi4;
+static struct omap_hwmod am35xx_usbhsotg_hwmod;
static struct omap_hwmod omap3xxx_dma_system_hwmod;
@@ -112,7 +114,23 @@
static struct omap_hwmod omap3xxx_uart2_hwmod;
static struct omap_hwmod omap3xxx_uart3_hwmod;
static struct omap_hwmod omap3xxx_uart4_hwmod;
+static struct omap_hwmod omap3xxx_usbhsotg_hwmod;
+/* l3_core -> usbhsotg interface */
+static struct omap_hwmod_ocp_if omap3xxx_usbhsotg__l3 = {
+ .master = &omap3xxx_usbhsotg_hwmod,
+ .slave = &omap3xxx_l3_main_hwmod,
+ .clk = "core_l3_ick",
+ .user = OCP_USER_MPU,
+};
+
+/* l3_core -> am35xx_usbhsotg interface */
+static struct omap_hwmod_ocp_if am35xx_usbhsotg__l3 = {
+ .master = &am35xx_usbhsotg_hwmod,
+ .slave = &omap3xxx_l3_main_hwmod,
+ .clk = "core_l3_ick",
+ .user = OCP_USER_MPU,
+};
/* L4_CORE -> L4_WKUP interface */
static struct omap_hwmod_ocp_if omap3xxx_l4_core__l4_wkup = {
.master = &omap3xxx_l4_core_hwmod,
@@ -306,6 +324,61 @@
.user = OCP_USER_MPU,
};
+/*
+* usbhsotg interface data
+*/
+
+static struct omap_hwmod_addr_space omap3xxx_usbhsotg_addrs[] = {
+ {
+ .pa_start = OMAP34XX_HSUSB_OTG_BASE,
+ .pa_end = OMAP34XX_HSUSB_OTG_BASE + SZ_4K - 1,
+ .flags = ADDR_TYPE_RT
+ },
+};
+
+/* l4_core -> usbhsotg */
+static struct omap_hwmod_ocp_if omap3xxx_l4_core__usbhsotg = {
+ .master = &omap3xxx_l4_core_hwmod,
+ .slave = &omap3xxx_usbhsotg_hwmod,
+ .clk = "l4_ick",
+ .addr = omap3xxx_usbhsotg_addrs,
+ .addr_cnt = ARRAY_SIZE(omap3xxx_usbhsotg_addrs),
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_ocp_if *omap3xxx_usbhsotg_masters[] = {
+ &omap3xxx_usbhsotg__l3,
+};
+
+static struct omap_hwmod_ocp_if *omap3xxx_usbhsotg_slaves[] = {
+ &omap3xxx_l4_core__usbhsotg,
+};
+
+static struct omap_hwmod_addr_space am35xx_usbhsotg_addrs[] = {
+ {
+ .pa_start = AM35XX_IPSS_USBOTGSS_BASE,
+ .pa_end = AM35XX_IPSS_USBOTGSS_BASE + SZ_4K - 1,
+ .flags = ADDR_TYPE_RT
+ },
+};
+
+/* l4_core -> usbhsotg */
+static struct omap_hwmod_ocp_if am35xx_l4_core__usbhsotg = {
+ .master = &omap3xxx_l4_core_hwmod,
+ .slave = &am35xx_usbhsotg_hwmod,
+ .clk = "l4_ick",
+ .addr = am35xx_usbhsotg_addrs,
+ .addr_cnt = ARRAY_SIZE(am35xx_usbhsotg_addrs),
+ .user = OCP_USER_MPU,
+};
+
+static struct omap_hwmod_ocp_if *am35xx_usbhsotg_masters[] = {
+ &am35xx_usbhsotg__l3,
+};
+
+static struct omap_hwmod_ocp_if *am35xx_usbhsotg_slaves[] = {
+ &am35xx_l4_core__usbhsotg,
+};
/* Slave interfaces on the L4_CORE interconnect */
static struct omap_hwmod_ocp_if *omap3xxx_l4_core_slaves[] = {
&omap3xxx_l3_main__l4_core,
@@ -1630,6 +1703,91 @@
.omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430),
};
+/*
+ * usbhsotg
+ */
+static struct omap_hwmod_class_sysconfig omap3xxx_usbhsotg_sysc = {
+ .rev_offs = 0x0400,
+ .sysc_offs = 0x0404,
+ .syss_offs = 0x0408,
+ .sysc_flags = (SYSC_HAS_SIDLEMODE | SYSC_HAS_MIDLEMODE|
+ SYSC_HAS_ENAWAKEUP | SYSC_HAS_SOFTRESET |
+ SYSC_HAS_AUTOIDLE),
+ .idlemodes = (SIDLE_FORCE | SIDLE_NO | SIDLE_SMART |
+ MSTANDBY_FORCE | MSTANDBY_NO | MSTANDBY_SMART),
+ .sysc_fields = &omap_hwmod_sysc_type1,
+};
+
+static struct omap_hwmod_class usbotg_class = {
+ .name = "usbotg",
+ .sysc = &omap3xxx_usbhsotg_sysc,
+};
+/* usb_otg_hs */
+static struct omap_hwmod_irq_info omap3xxx_usbhsotg_mpu_irqs[] = {
+
+ { .name = "mc", .irq = 92 },
+ { .name = "dma", .irq = 93 },
+};
+
+static struct omap_hwmod omap3xxx_usbhsotg_hwmod = {
+ .name = "usb_otg_hs",
+ .mpu_irqs = omap3xxx_usbhsotg_mpu_irqs,
+ .mpu_irqs_cnt = ARRAY_SIZE(omap3xxx_usbhsotg_mpu_irqs),
+ .main_clk = "hsotgusb_ick",
+ .prcm = {
+ .omap2 = {
+ .prcm_reg_id = 1,
+ .module_bit = OMAP3430_EN_HSOTGUSB_SHIFT,
+ .module_offs = CORE_MOD,
+ .idlest_reg_id = 1,
+ .idlest_idle_bit = OMAP3430ES2_ST_HSOTGUSB_IDLE_SHIFT,
+ .idlest_stdby_bit = OMAP3430ES2_ST_HSOTGUSB_STDBY_SHIFT
+ },
+ },
+ .masters = omap3xxx_usbhsotg_masters,
+ .masters_cnt = ARRAY_SIZE(omap3xxx_usbhsotg_masters),
+ .slaves = omap3xxx_usbhsotg_slaves,
+ .slaves_cnt = ARRAY_SIZE(omap3xxx_usbhsotg_slaves),
+ .class = &usbotg_class,
+
+ /*
+ * Erratum ID: i479 idle_req / idle_ack mechanism potentially
+ * broken when autoidle is enabled
+ * workaround is to disable the autoidle bit at module level.
+ */
+ .flags = HWMOD_NO_OCP_AUTOIDLE | HWMOD_SWSUP_SIDLE
+ | HWMOD_SWSUP_MSTANDBY,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430)
+};
+
+/* usb_otg_hs */
+static struct omap_hwmod_irq_info am35xx_usbhsotg_mpu_irqs[] = {
+
+ { .name = "mc", .irq = 71 },
+};
+
+static struct omap_hwmod_class am35xx_usbotg_class = {
+ .name = "am35xx_usbotg",
+ .sysc = NULL,
+};
+
+static struct omap_hwmod am35xx_usbhsotg_hwmod = {
+ .name = "am35x_otg_hs",
+ .mpu_irqs = am35xx_usbhsotg_mpu_irqs,
+ .mpu_irqs_cnt = ARRAY_SIZE(am35xx_usbhsotg_mpu_irqs),
+ .main_clk = NULL,
+ .prcm = {
+ .omap2 = {
+ },
+ },
+ .masters = am35xx_usbhsotg_masters,
+ .masters_cnt = ARRAY_SIZE(am35xx_usbhsotg_masters),
+ .slaves = am35xx_usbhsotg_slaves,
+ .slaves_cnt = ARRAY_SIZE(am35xx_usbhsotg_slaves),
+ .class = &am35xx_usbotg_class,
+ .omap_chip = OMAP_CHIP_INIT(CHIP_IS_OMAP3430ES3_1)
+};
+
static __initdata struct omap_hwmod *omap3xxx_hwmods[] = {
&omap3xxx_l3_main_hwmod,
&omap3xxx_l4_core_hwmod,
@@ -1667,6 +1825,13 @@
&omap34xx_mcspi2,
&omap34xx_mcspi3,
&omap34xx_mcspi4,
+
+ /* usbotg class */
+ &omap3xxx_usbhsotg_hwmod,
+
+ /* usbotg for am35x */
+ &am35xx_usbhsotg_hwmod,
+
NULL,
};
diff --git a/arch/arm/mach-omap2/omap_phy_internal.c b/arch/arm/mach-omap2/omap_phy_internal.c
index 745252c..f172ec0 100644
--- a/arch/arm/mach-omap2/omap_phy_internal.c
+++ b/arch/arm/mach-omap2/omap_phy_internal.c
@@ -29,6 +29,7 @@
#include <linux/usb.h>
#include <plat/usb.h>
+#include "control.h"
/* OMAP control module register for UTMI PHY */
#define CONTROL_DEV_CONF 0x300
@@ -147,3 +148,95 @@
return 0;
}
+
+void am35x_musb_reset(void)
+{
+ u32 regval;
+
+ /* Reset the musb interface */
+ regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
+
+ regval |= AM35XX_USBOTGSS_SW_RST;
+ omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET);
+
+ regval &= ~AM35XX_USBOTGSS_SW_RST;
+ omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET);
+
+ regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
+}
+
+void am35x_musb_phy_power(u8 on)
+{
+ unsigned long timeout = jiffies + msecs_to_jiffies(100);
+ u32 devconf2;
+
+ if (on) {
+ /*
+ * Start the on-chip PHY and its PLL.
+ */
+ devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
+
+ devconf2 &= ~(CONF2_RESET | CONF2_PHYPWRDN | CONF2_OTGPWRDN);
+ devconf2 |= CONF2_PHY_PLLON;
+
+ omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
+
+ pr_info(KERN_INFO "Waiting for PHY clock good...\n");
+ while (!(omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2)
+ & CONF2_PHYCLKGD)) {
+ cpu_relax();
+
+ if (time_after(jiffies, timeout)) {
+ pr_err(KERN_ERR "musb PHY clock good timed out\n");
+ break;
+ }
+ }
+ } else {
+ /*
+ * Power down the on-chip PHY.
+ */
+ devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
+
+ devconf2 &= ~CONF2_PHY_PLLON;
+ devconf2 |= CONF2_PHYPWRDN | CONF2_OTGPWRDN;
+ omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
+ }
+}
+
+void am35x_musb_clear_irq(void)
+{
+ u32 regval;
+
+ regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
+ regval |= AM35XX_USBOTGSS_INT_CLR;
+ omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR);
+ regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
+}
+
+void am35x_musb_set_mode(u8 musb_mode)
+{
+ u32 devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
+
+ devconf2 &= ~CONF2_OTGMODE;
+ switch (musb_mode) {
+#ifdef CONFIG_USB_MUSB_HDRC_HCD
+ case MUSB_HOST: /* Force VBUS valid, ID = 0 */
+ devconf2 |= CONF2_FORCE_HOST;
+ break;
+#endif
+#ifdef CONFIG_USB_GADGET_MUSB_HDRC
+ case MUSB_PERIPHERAL: /* Force VBUS valid, ID = 1 */
+ devconf2 |= CONF2_FORCE_DEVICE;
+ break;
+#endif
+#ifdef CONFIG_USB_MUSB_OTG
+ case MUSB_OTG: /* Don't override the VBUS/ID comparators */
+ devconf2 |= CONF2_NO_OVERRIDE;
+ break;
+#endif
+ default:
+ pr_info(KERN_INFO "Unsupported mode %u\n", musb_mode);
+ }
+
+ omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
+}
diff --git a/arch/arm/mach-omap2/usb-musb.c b/arch/arm/mach-omap2/usb-musb.c
index 5298949..a9d4d14 100644
--- a/arch/arm/mach-omap2/usb-musb.c
+++ b/arch/arm/mach-omap2/usb-musb.c
@@ -30,118 +30,11 @@
#include <mach/irqs.h>
#include <mach/am35xx.h>
#include <plat/usb.h>
-#include "control.h"
+#include <plat/omap_device.h>
+#include "mux.h"
#if defined(CONFIG_USB_MUSB_OMAP2PLUS) || defined (CONFIG_USB_MUSB_AM35X)
-static void am35x_musb_reset(void)
-{
- u32 regval;
-
- /* Reset the musb interface */
- regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
-
- regval |= AM35XX_USBOTGSS_SW_RST;
- omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET);
-
- regval &= ~AM35XX_USBOTGSS_SW_RST;
- omap_ctrl_writel(regval, AM35XX_CONTROL_IP_SW_RESET);
-
- regval = omap_ctrl_readl(AM35XX_CONTROL_IP_SW_RESET);
-}
-
-static void am35x_musb_phy_power(u8 on)
-{
- unsigned long timeout = jiffies + msecs_to_jiffies(100);
- u32 devconf2;
-
- if (on) {
- /*
- * Start the on-chip PHY and its PLL.
- */
- devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
-
- devconf2 &= ~(CONF2_RESET | CONF2_PHYPWRDN | CONF2_OTGPWRDN);
- devconf2 |= CONF2_PHY_PLLON;
-
- omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
-
- pr_info(KERN_INFO "Waiting for PHY clock good...\n");
- while (!(omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2)
- & CONF2_PHYCLKGD)) {
- cpu_relax();
-
- if (time_after(jiffies, timeout)) {
- pr_err(KERN_ERR "musb PHY clock good timed out\n");
- break;
- }
- }
- } else {
- /*
- * Power down the on-chip PHY.
- */
- devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
-
- devconf2 &= ~CONF2_PHY_PLLON;
- devconf2 |= CONF2_PHYPWRDN | CONF2_OTGPWRDN;
- omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
- }
-}
-
-static void am35x_musb_clear_irq(void)
-{
- u32 regval;
-
- regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
- regval |= AM35XX_USBOTGSS_INT_CLR;
- omap_ctrl_writel(regval, AM35XX_CONTROL_LVL_INTR_CLEAR);
- regval = omap_ctrl_readl(AM35XX_CONTROL_LVL_INTR_CLEAR);
-}
-
-static void am35x_musb_set_mode(u8 musb_mode)
-{
- u32 devconf2 = omap_ctrl_readl(AM35XX_CONTROL_DEVCONF2);
-
- devconf2 &= ~CONF2_OTGMODE;
- switch (musb_mode) {
-#ifdef CONFIG_USB_MUSB_HDRC_HCD
- case MUSB_HOST: /* Force VBUS valid, ID = 0 */
- devconf2 |= CONF2_FORCE_HOST;
- break;
-#endif
-#ifdef CONFIG_USB_GADGET_MUSB_HDRC
- case MUSB_PERIPHERAL: /* Force VBUS valid, ID = 1 */
- devconf2 |= CONF2_FORCE_DEVICE;
- break;
-#endif
-#ifdef CONFIG_USB_MUSB_OTG
- case MUSB_OTG: /* Don't override the VBUS/ID comparators */
- devconf2 |= CONF2_NO_OVERRIDE;
- break;
-#endif
- default:
- pr_info(KERN_INFO "Unsupported mode %u\n", musb_mode);
- }
-
- omap_ctrl_writel(devconf2, AM35XX_CONTROL_DEVCONF2);
-}
-
-static struct resource musb_resources[] = {
- [0] = { /* start and end set dynamically */
- .flags = IORESOURCE_MEM,
- },
- [1] = { /* general IRQ */
- .start = INT_243X_HS_USB_MC,
- .flags = IORESOURCE_IRQ,
- .name = "mc",
- },
- [2] = { /* DMA IRQ */
- .start = INT_243X_HS_USB_DMA,
- .flags = IORESOURCE_IRQ,
- .name = "dma",
- },
-};
-
static struct musb_hdrc_config musb_config = {
.multipoint = 1,
.dyn_fifo = 1,
@@ -169,38 +62,65 @@
static u64 musb_dmamask = DMA_BIT_MASK(32);
-static struct platform_device musb_device = {
- .name = "musb-omap2430",
- .id = -1,
- .dev = {
- .dma_mask = &musb_dmamask,
- .coherent_dma_mask = DMA_BIT_MASK(32),
- .platform_data = &musb_plat,
+static struct omap_device_pm_latency omap_musb_latency[] = {
+ {
+ .deactivate_func = omap_device_idle_hwmods,
+ .activate_func = omap_device_enable_hwmods,
+ .flags = OMAP_DEVICE_LATENCY_AUTO_ADJUST,
},
- .num_resources = ARRAY_SIZE(musb_resources),
- .resource = musb_resources,
};
+static void usb_musb_mux_init(struct omap_musb_board_data *board_data)
+{
+ switch (board_data->interface_type) {
+ case MUSB_INTERFACE_UTMI:
+ omap_mux_init_signal("usba0_otg_dp", OMAP_PIN_INPUT);
+ omap_mux_init_signal("usba0_otg_dm", OMAP_PIN_INPUT);
+ break;
+ case MUSB_INTERFACE_ULPI:
+ omap_mux_init_signal("usba0_ulpiphy_clk",
+ OMAP_PIN_INPUT_PULLDOWN);
+ omap_mux_init_signal("usba0_ulpiphy_stp",
+ OMAP_PIN_INPUT_PULLDOWN);
+ omap_mux_init_signal("usba0_ulpiphy_dir",
+ OMAP_PIN_INPUT_PULLDOWN);
+ omap_mux_init_signal("usba0_ulpiphy_nxt",
+ OMAP_PIN_INPUT_PULLDOWN);
+ omap_mux_init_signal("usba0_ulpiphy_dat0",
+ OMAP_PIN_INPUT_PULLDOWN);
+ omap_mux_init_signal("usba0_ulpiphy_dat1",
+ OMAP_PIN_INPUT_PULLDOWN);
+ omap_mux_init_signal("usba0_ulpiphy_dat2",
+ OMAP_PIN_INPUT_PULLDOWN);
+ omap_mux_init_signal("usba0_ulpiphy_dat3",
+ OMAP_PIN_INPUT_PULLDOWN);
+ omap_mux_init_signal("usba0_ulpiphy_dat4",
+ OMAP_PIN_INPUT_PULLDOWN);
+ omap_mux_init_signal("usba0_ulpiphy_dat5",
+ OMAP_PIN_INPUT_PULLDOWN);
+ omap_mux_init_signal("usba0_ulpiphy_dat6",
+ OMAP_PIN_INPUT_PULLDOWN);
+ omap_mux_init_signal("usba0_ulpiphy_dat7",
+ OMAP_PIN_INPUT_PULLDOWN);
+ break;
+ default:
+ break;
+ }
+}
+
void __init usb_musb_init(struct omap_musb_board_data *board_data)
{
- if (cpu_is_omap243x()) {
- musb_resources[0].start = OMAP243X_HS_BASE;
- } else if (cpu_is_omap3517() || cpu_is_omap3505()) {
- musb_device.name = "musb-am35x";
- musb_resources[0].start = AM35XX_IPSS_USBOTGSS_BASE;
- musb_resources[1].start = INT_35XX_USBOTG_IRQ;
- board_data->set_phy_power = am35x_musb_phy_power;
- board_data->clear_irq = am35x_musb_clear_irq;
- board_data->set_mode = am35x_musb_set_mode;
- board_data->reset = am35x_musb_reset;
- } else if (cpu_is_omap34xx()) {
- musb_resources[0].start = OMAP34XX_HSUSB_OTG_BASE;
+ struct omap_hwmod *oh;
+ struct omap_device *od;
+ struct platform_device *pdev;
+ struct device *dev;
+ int bus_id = -1;
+ const char *oh_name, *name;
+
+ if (cpu_is_omap3517() || cpu_is_omap3505()) {
} else if (cpu_is_omap44xx()) {
- musb_resources[0].start = OMAP44XX_HSUSB_OTG_BASE;
- musb_resources[1].start = OMAP44XX_IRQ_HS_USB_MC_N;
- musb_resources[2].start = OMAP44XX_IRQ_HS_USB_DMA_N;
+ usb_musb_mux_init(board_data);
}
- musb_resources[0].end = musb_resources[0].start + SZ_4K - 1;
/*
* REVISIT: This line can be removed once all the platforms using
@@ -212,8 +132,35 @@
musb_plat.mode = board_data->mode;
musb_plat.extvbus = board_data->extvbus;
- if (platform_device_register(&musb_device) < 0)
- printk(KERN_ERR "Unable to register HS-USB (MUSB) device\n");
+ if (cpu_is_omap3517() || cpu_is_omap3505()) {
+ oh_name = "am35x_otg_hs";
+ name = "musb-am35x";
+ } else {
+ oh_name = "usb_otg_hs";
+ name = "musb-omap2430";
+ }
+
+ oh = omap_hwmod_lookup(oh_name);
+ if (!oh) {
+ pr_err("Could not look up %s\n", oh_name);
+ return;
+ }
+
+ od = omap_device_build(name, bus_id, oh, &musb_plat,
+ sizeof(musb_plat), omap_musb_latency,
+ ARRAY_SIZE(omap_musb_latency), false);
+ if (IS_ERR(od)) {
+ pr_err("Could not build omap_device for %s %s\n",
+ name, oh_name);
+ return;
+ }
+
+ pdev = &od->pdev;
+ dev = &pdev->dev;
+ get_device(dev);
+ dev->dma_mask = &musb_dmamask;
+ dev->coherent_dma_mask = musb_dmamask;
+ put_device(dev);
}
#else
diff --git a/arch/arm/plat-omap/include/plat/usb.h b/arch/arm/plat-omap/include/plat/usb.h
index 450a332..0771927 100644
--- a/arch/arm/plat-omap/include/plat/usb.h
+++ b/arch/arm/plat-omap/include/plat/usb.h
@@ -91,6 +91,10 @@
#endif
+extern void am35x_musb_reset(void);
+extern void am35x_musb_phy_power(u8 on);
+extern void am35x_musb_clear_irq(void);
+extern void am35x_musb_set_mode(u8 musb_mode);
/*
* FIXME correct answer depends on hmc_mode,