diff options
| author | Pavankumar Kondeti <pkondeti@codeaurora.org> | 2010-12-08 11:07:08 +0300 |
|---|---|---|
| committer | David Brown <davidb@codeaurora.org> | 2010-12-17 00:53:39 +0300 |
| commit | 5155e2c70fc50bc475911dab5dba2f80130523c7 (patch) | |
| tree | cbbace825fc748fcfcbdf759cf50ae2f06afc96f /arch/arm/mach-msm/board-msm7x30.c | |
| parent | 7032d512cff979319f308e02223d0cf39b6e9a91 (diff) | |
| download | linux-5155e2c70fc50bc475911dab5dba2f80130523c7.tar.xz | |
MSM: Add USB support for MSM7x30
Add USB OTG, peripheral and host devices. This patch also adds
usb_phy_clk which is required for resetting the PHY. VBUS power up
and shutdown routines depends on PMIC module. As PMIC driver is
unavailable, configure USB in peripheral only mode.
Signed-off-by: Pavankumar Kondeti <pkondeti@codeaurora.org>
Signed-off-by: David Brown <davidb@codeaurora.org>
Diffstat (limited to 'arch/arm/mach-msm/board-msm7x30.c')
| -rw-r--r-- | arch/arm/mach-msm/board-msm7x30.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/arm/mach-msm/board-msm7x30.c b/arch/arm/mach-msm/board-msm7x30.c index 05241df3f9b6..6f3b9735e970 100644 --- a/arch/arm/mach-msm/board-msm7x30.c +++ b/arch/arm/mach-msm/board-msm7x30.c @@ -22,6 +22,7 @@ #include <linux/delay.h> #include <linux/io.h> #include <linux/smsc911x.h> +#include <linux/usb/msm_hsusb.h> #include <asm/mach-types.h> #include <asm/mach/arch.h> @@ -39,11 +40,26 @@ extern struct sys_timer msm_timer; +static int hsusb_phy_init_seq[] = { + 0x30, 0x32, /* Enable and set Pre-Emphasis Depth to 20% */ + 0x02, 0x36, /* Disable CDR Auto Reset feature */ + -1 +}; + +static struct msm_otg_platform_data msm_otg_pdata = { + .phy_init_seq = hsusb_phy_init_seq, + .mode = USB_PERIPHERAL, + .otg_control = OTG_PHY_CONTROL, +}; + static struct platform_device *devices[] __initdata = { #if defined(CONFIG_SERIAL_MSM) || defined(CONFIG_MSM_SERIAL_DEBUGGER) &msm_device_uart2, #endif &msm_device_smd, + &msm_device_otg, + &msm_device_hsusb, + &msm_device_hsusb_host, }; static void __init msm7x30_init_irq(void) @@ -53,6 +69,10 @@ static void __init msm7x30_init_irq(void) static void __init msm7x30_init(void) { + msm_device_otg.dev.platform_data = &msm_otg_pdata; + msm_device_hsusb.dev.parent = &msm_device_otg.dev; + msm_device_hsusb_host.dev.parent = &msm_device_otg.dev; + platform_add_devices(devices, ARRAY_SIZE(devices)); } |