[15/27] arm: brownstone: add usb support for the board

Commit Message

Chao Xie Nov. 26, 2012, 4:43 a.m. UTC

From: Chao Xie <[e-mail]>

for brownstone board, add the udc/otg/ehci support

Signed-off-by: Chao Xie <[e-mail]>
---
 arch/arm/mach-mmp/brownstone.c |   47 ++++++++++++++++++++++++++++++++++++++++
 1 files changed, 47 insertions(+), 0 deletions(-)

Patch

diff --git a/arch/arm/mach-mmp/brownstone.c b/arch/arm/mach-mmp/brownstone.c
index 5cb769c..90c0340 100644
--- a/arch/arm/mach-mmp/brownstone.c
+++ b/arch/arm/mach-mmp/brownstone.c
@@ -18,6 +18,7 @@ 
 #include <linux/regulator/max8649.h>
 #include <linux/regulator/fixed.h>
 #include <linux/mfd/max8925.h>
+#include <linux/platform_data/mv_usb.h>
 
 #include <asm/mach-types.h>
 #include <asm/mach/arch.h>
@@ -195,6 +196,31 @@  static struct sram_platdata mmp2_isram_platdata = {
 	.granularity	= SRAM_GRANULARITY,
 };
 
+#ifdef CONFIG_USB_SUPPORT
+
+static char *mmp2_usb_clock_name[] = {
+	[0] = "usb_clk",
+};
+
+static struct mv_usb_phy_platform_data brownstone_usb_phy_pdata = {
+	.clknum		= 1,
+	.clkname	= mmp2_usb_clock_name,
+};
+
+#if defined(CONFIG_USB_MV_UDC) || defined(CONFIG_USB_EHCI_MV_U2O)
+
+static struct mv_usb_platform_data brownstone_usb_pdata = {
+	.clknum		= 1,
+	.clkname	= mmp2_usb_clock_name,
+	.vbus		= NULL,
+	.mode		= MV_USB_MODE_OTG,
+	.otg_force_a_bus_req = 1,
+	.set_vbus	= NULL,
+};
+#endif
+#endif
+
+
 static void __init brownstone_init(void)
 {
 	mfp_config(ARRAY_AND_SIZE(brownstone_pin_config));
@@ -211,6 +237,27 @@  static void __init brownstone_init(void)
 
 	/* enable 5v regulator */
 	platform_device_register(&brownstone_v_5vp_device);
+
+#ifdef CONFIG_USB_SUPPORT
+	pxa_register_device(&mmp2_device_u2ophy, &brownstone_usb_phy_pdata,
+				sizeof(brownstone_usb_phy_pdata));
+#endif
+
+#ifdef CONFIG_USB_MV_UDC
+	pxa_register_device(&mmp2_device_u2o, &brownstone_usb_pdata,
+				sizeof(brownstone_usb_pdata));
+#endif
+
+#ifdef CONFIG_USB_EHCI_MV_U2O
+	pxa_register_device(&mmp2_device_u2oehci, &brownstone_usb_pdata,
+				sizeof(brownstone_usb_pdata));
+#endif
+
+#ifdef CONFIG_USB_MV_OTG
+	pxa_register_device(&mmp2_device_u2ootg, &brownstone_usb_pdata,
+				sizeof(brownstone_usb_pdata));
+#endif
+
 }
 
 MACHINE_START(BROWNSTONE, "Brownstone Development Platform")