ARM: imx: dynamically allocate mxc-ehci devices

Signed-off-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de>

5 files changed, 67 insertions, 5 deletions

diff --git a/arch/arm/plat-mxc/devices/Kconfig b/arch/arm/plat-mxc/devices/Kconfig
index 6560cf5..d2d096c 100644
--- a/arch/arm/plat-mxc/devices/Kconfig
+++ b/arch/arm/plat-mxc/devices/Kconfig
@@ -37,6 +37,9 @@ config IMX_HAVE_PLATFORM_MX1_CAMERA
 config IMX_HAVE_PLATFORM_MX2_CAMERA
 	bool
 
+config IMX_HAVE_PLATFORM_MXC_EHCI
+	bool
+
 config IMX_HAVE_PLATFORM_MXC_MMC
 	bool
 
diff --git a/arch/arm/plat-mxc/devices/Makefile b/arch/arm/plat-mxc/devices/Makefile
index d2b7a91..c8734bd 100644
--- a/arch/arm/plat-mxc/devices/Makefile
+++ b/arch/arm/plat-mxc/devices/Makefile
@@ -11,6 +11,7 @@ obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UART) += platform-imx-uart.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_IMX_UDC) += platform-imx_udc.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_MX1_CAMERA) += platform-mx1-camera.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_MX2_CAMERA) += platform-mx2-camera.o
+obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_EHCI) += platform-mxc-ehci.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_MMC) += platform-mxc-mmc.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_NAND) += platform-mxc_nand.o
 obj-$(CONFIG_IMX_HAVE_PLATFORM_MXC_PWM) += platform-mxc_pwm.o
diff --git a/arch/arm/plat-mxc/devices/platform-mxc-ehci.c b/arch/arm/plat-mxc/devices/platform-mxc-ehci.c
new file mode 100644
index 0000000..0cb67bb
--- /dev/null
+++ b/arch/arm/plat-mxc/devices/platform-mxc-ehci.c
@@ -0,0 +1,46 @@
+/*
+ * Copyright (C) 2010 Pengutronix
+ * Uwe Kleine-Koenig <u.kleine-koenig@pengutronix.de>
+ *
+ * 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 <mach/hardware.h>
+#include <mach/devices-common.h>
+
+#define imx_mxc_ehci_data_entry_single(soc, _id, hs)			\
+	{								\
+		.id = _id,						\
+		.iobase = soc ## _USB_ ## hs ## _BASE_ADDR,		\
+		.irq = soc ## _INT_USB_ ## hs,				\
+	}
+
+#ifdef CONFIG_SOC_IMX27
+const struct imx_mxc_ehci_data imx27_mxc_ehci_otg_data __initconst =
+	imx_mxc_ehci_data_entry_single(MX27, 0, OTG);
+const struct imx_mxc_ehci_data imx27_mxc_ehci_hs_data[] __initconst = {
+	imx_mxc_ehci_data_entry_single(MX27, 1, HS1),
+	imx_mxc_ehci_data_entry_single(MX27, 2, HS2),
+};
+#endif /* ifdef CONFIG_SOC_IMX27 */
+
+struct platform_device *__init imx_add_mxc_ehci(
+		const struct imx_mxc_ehci_data *data,
+		const struct mxc_usbh_platform_data *pdata)
+{
+	struct resource res[] = {
+		{
+			.start = data->iobase,
+			.end = data->iobase + SZ_512 - 1,
+			.flags = IORESOURCE_MEM,
+		}, {
+			.start = data->irq,
+			.end = data->irq,
+			.flags = IORESOURCE_IRQ,
+		},
+	};
+	return imx_add_platform_device_dmamask("mxc-ehci", data->id,
+			res, ARRAY_SIZE(res),
+			pdata, sizeof(*pdata), DMA_BIT_MASK(32));
+}
diff --git a/arch/arm/plat-mxc/include/mach/devices-common.h b/arch/arm/plat-mxc/include/mach/devices-common.h
index bb3b29c..7df7a9f 100644
--- a/arch/arm/plat-mxc/include/mach/devices-common.h
+++ b/arch/arm/plat-mxc/include/mach/devices-common.h
@@ -151,6 +151,16 @@ struct platform_device *__init imx_add_mx2_camera(
 		const struct imx_mx2_camera_data *data,
 		const struct mx2_camera_platform_data *pdata);
 
+#include <mach/mxc_ehci.h>
+struct imx_mxc_ehci_data {
+	int id;
+	resource_size_t iobase;
+	resource_size_t irq;
+};
+struct platform_device *__init imx_add_mxc_ehci(
+		const struct imx_mxc_ehci_data *data,
+		const struct mxc_usbh_platform_data *pdata);
+
 #include <mach/mmc.h>
 struct imx_mxc_mmc_data {
 	int id;
diff --git a/arch/arm/plat-mxc/include/mach/mx27.h b/arch/arm/plat-mxc/include/mach/mx27.h
index 2734d24..45419b3 100644
--- a/arch/arm/plat-mxc/include/mach/mx27.h
+++ b/arch/arm/plat-mxc/include/mach/mx27.h
@@ -64,8 +64,10 @@
 #define MX27_LCDC_BASE_ADDR			(MX27_AIPI_BASE_ADDR + 0x21000)
 #define MX27_SLCDC_BASE_ADDR			(MX27_AIPI_BASE_ADDR + 0x22000)
 #define MX27_VPU_BASE_ADDR			(MX27_AIPI_BASE_ADDR + 0x23000)
-#define MX27_USBOTG_BASE_ADDR			(MX27_AIPI_BASE_ADDR + 0x24000)
-#define MX27_OTG_BASE_ADDR			MX27_USBOTG_BASE_ADDR
+#define MX27_USB_BASE_ADDR			(MX27_AIPI_BASE_ADDR + 0x24000)
+#define MX27_USB_OTG_BASE_ADDR			(MX27_USB_BASE_ADDR + 0x0000)
+#define MX27_USB_HS1_BASE_ADDR			(MX27_USB_BASE_ADDR + 0x0200)
+#define MX27_USB_HS2_BASE_ADDR			(MX27_USB_BASE_ADDR + 0x0400)
 #define MX27_SAHARA_BASE_ADDR			(MX27_AIPI_BASE_ADDR + 0x25000)
 #define MX27_EMMAPP_BASE_ADDR			(MX27_AIPI_BASE_ADDR + 0x26000)
 #define MX27_EMMAPRP_BASE_ADDR			(MX27_AIPI_BASE_ADDR + 0x26400)
@@ -187,9 +189,9 @@ static inline void mx27_setup_weimcs(size_t cs,
 #define MX27_INT_EMMAPRP	51
 #define MX27_INT_EMMAPP		52
 #define MX27_INT_VPU		53
-#define MX27_INT_USB1		54
-#define MX27_INT_USB2		55
-#define MX27_INT_USB3		56
+#define MX27_INT_USB_HS1	54
+#define MX27_INT_USB_HS2	55
+#define MX27_INT_USB_OTG	56
 #define MX27_INT_SCC_SMN	57
 #define MX27_INT_SCC_SCM	58
 #define MX27_INT_SAHARA		59