[ARM] S3C: Add USB high-speed/OtG device definitions
Add platform device definitions for the high-speed and OtG
capable device block on the newer Samsung parts.
Signed-off-by: Ben Dooks <ben@simtec.co.uk>
Signed-off-by: Ben Dooks <ben-linux@fluff.org>
diff --git a/arch/arm/mach-s3c6400/include/mach/map.h b/arch/arm/mach-s3c6400/include/mach/map.h
index ea4223b..99d5e3b 100644
--- a/arch/arm/mach-s3c6400/include/mach/map.h
+++ b/arch/arm/mach-s3c6400/include/mach/map.h
@@ -39,6 +39,7 @@
#define S3C_VA_UART3 S3C_VA_UARTx(3)
#define S3C64XX_PA_FB (0x77100000)
+#define S3C64XX_PA_USB_HSOTG (0x7C000000)
#define S3C64XX_PA_SYSCON (0x7E00F000)
#define S3C64XX_PA_TIMER (0x7F006000)
#define S3C64XX_PA_IIC0 (0x7F004000)
@@ -70,5 +71,6 @@
#define S3C_PA_IIC1 S3C64XX_PA_IIC1
#define S3C_PA_FB S3C64XX_PA_FB
#define S3C_PA_USBHOST S3C64XX_PA_USBHOST
+#define S3C_PA_USB_HSOTG S3C64XX_PA_USB_HSOTG
#endif /* __ASM_ARCH_6400_MAP_H */
diff --git a/arch/arm/plat-s3c/Kconfig b/arch/arm/plat-s3c/Kconfig
index a4c5027..1403915 100644
--- a/arch/arm/plat-s3c/Kconfig
+++ b/arch/arm/plat-s3c/Kconfig
@@ -186,4 +186,9 @@
help
Compile in platform device definition for USB host.
+config S3C_DEV_USB_HSOTG
+ bool
+ help
+ Compile in platform device definition for USB high-speed OtG
+
endif
diff --git a/arch/arm/plat-s3c/Makefile b/arch/arm/plat-s3c/Makefile
index bfc8f53..061e204 100644
--- a/arch/arm/plat-s3c/Makefile
+++ b/arch/arm/plat-s3c/Makefile
@@ -32,3 +32,4 @@
obj-$(CONFIG_S3C_DEV_I2C1) += dev-i2c1.o
obj-$(CONFIG_S3C_DEV_FB) += dev-fb.o
obj-$(CONFIG_S3C_DEV_USB_HOST) += dev-usb.o
+obj-$(CONFIG_S3C_DEV_USB_HSOTG) += dev-usb-hsotg.o
diff --git a/arch/arm/plat-s3c/dev-usb-hsotg.c b/arch/arm/plat-s3c/dev-usb-hsotg.c
new file mode 100644
index 0000000..e2f604b
--- /dev/null
+++ b/arch/arm/plat-s3c/dev-usb-hsotg.c
@@ -0,0 +1,41 @@
+/* linux/arch/arm/plat-s3c/dev-usb-hsotg.c
+ *
+ * Copyright 2008 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ * http://armlinux.simtec.co.uk/
+ *
+ * S3C series device definition for USB high-speed UDC/OtG block
+ *
+ * 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.
+*/
+
+#include <linux/kernel.h>
+#include <linux/string.h>
+#include <linux/platform_device.h>
+
+#include <mach/irqs.h>
+#include <mach/map.h>
+
+#include <plat/devs.h>
+
+static struct resource s3c_usb_hsotg_resources[] = {
+ [0] = {
+ .start = S3C_PA_USB_HSOTG,
+ .end = S3C_PA_USB_HSOTG + 0x10000 - 1,
+ .flags = IORESOURCE_MEM,
+ },
+ [1] = {
+ .start = IRQ_OTG,
+ .end = IRQ_OTG,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
+struct platform_device s3c_device_usb_hsotg = {
+ .name = "s3c-hsotg",
+ .id = -1,
+ .num_resources = ARRAY_SIZE(s3c_usb_hsotg_resources),
+ .resource = s3c_usb_hsotg_resources,
+};
diff --git a/arch/arm/plat-s3c/include/plat/devs.h b/arch/arm/plat-s3c/include/plat/devs.h
index 26f0cec..a0b6768 100644
--- a/arch/arm/plat-s3c/include/plat/devs.h
+++ b/arch/arm/plat-s3c/include/plat/devs.h
@@ -45,6 +45,7 @@
extern struct platform_device s3c_device_nand;
extern struct platform_device s3c_device_usbgadget;
+extern struct platform_device s3c_device_usb_hsotg;
/* s3c2440 specific devices */
diff --git a/arch/arm/plat-s3c/include/plat/udc-hs.h b/arch/arm/plat-s3c/include/plat/udc-hs.h
new file mode 100644
index 0000000..dd04db0
--- /dev/null
+++ b/arch/arm/plat-s3c/include/plat/udc-hs.h
@@ -0,0 +1,29 @@
+/* arch/arm/plat-s3c/include/plat/udc-hs.h
+ *
+ * Copyright 2008 Openmoko, Inc.
+ * Copyright 2008 Simtec Electronics
+ * Ben Dooks <ben@simtec.co.uk>
+ * http://armlinux.simtec.co.uk/
+ *
+ * S3C USB2.0 High-speed / OtG platform information
+ *
+ * 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.
+*/
+
+enum s3c_hostg_dmamode {
+ S3C_HSOTG_DMA_NONE, /* do not use DMA at-all */
+ S3C_HSOTG_DMA_ONLY, /* always use DMA */
+ S3C_HSOTG_DMA_DRV, /* DMA is chosen by driver */
+};
+
+/**
+ * struct s3c_hsotg_plat - platform data for high-speed otg/udc
+ * @dma: Whether to use DMA or not.
+ * @is_osc: The clock source is an oscillator, not a crystal
+ */
+struct s3c_hsotg_plat {
+ enum s3c_hostg_dmamode dma;
+ unsigned int is_osc : 1;
+};