[PATCH] ARM: S5PV210: Add USB OTG gadget device support to SMDKV210 board

[PATCH] ARM: S5PV210: Add USB OTG gadget device support to SMDKV210 board

[Jingoo Han]

This patch adds USB OTG gadget device support to SMDKV210 board,
which can support USB high-speed gadget drivers.

Signed-off-by: Jingoo Han <jg1.han@samsung.com>
---
 arch/arm/mach-s5pv210/Kconfig         |    1 +
 arch/arm/mach-s5pv210/mach-smdkv210.c |    4 ++++
 2 files changed, 5 insertions(+), 0 deletions(-)

diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig
index 646057a..e42fbdd 100644
--- a/arch/arm/mach-s5pv210/Kconfig
+++ b/arch/arm/mach-s5pv210/Kconfig
@@ -137,6 +137,7 @@ config MACH_SMDKV210
 	select S3C_DEV_I2C2
 	select S3C_DEV_RTC
 	select S3C_DEV_WDT
+	select S3C_DEV_USB_HSOTG
 	select SAMSUNG_DEV_ADC
 	select SAMSUNG_DEV_BACKLIGHT
 	select SAMSUNG_DEV_IDE
diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c
index a9106c3..a56ae9a 100644
--- a/arch/arm/mach-s5pv210/mach-smdkv210.c
+++ b/arch/arm/mach-s5pv210/mach-smdkv210.c
@@ -46,6 +46,7 @@
 #include <plat/s5p-time.h>
 #include <plat/backlight.h>
 #include <plat/regs-fb-v4.h>
+#include <plat/clock.h>
 
 /* Following are default values for UCON, ULCON and UFCON UART registers */
 #define SMDKV210_UCON_DEFAULT	(S3C2410_UCON_TXILEVEL |	\
@@ -225,6 +226,7 @@ static struct platform_device *smdkv210_devices[] __initdata = {
 	&s3c_device_rtc,
 	&s3c_device_ts,
 	&s3c_device_wdt,
+	&s3c_device_usb_hsotg,
 	&s5pv210_device_ac97,
 	&s5pv210_device_iis0,
 	&s5pv210_device_spdif,
@@ -308,6 +310,8 @@ static void __init smdkv210_machine_init(void)
 
 	samsung_bl_set(&smdkv210_bl_gpio_info, &smdkv210_bl_data);
 
+	clk_xusbxti.rate = 24000000;
+
 	platform_add_devices(smdkv210_devices, ARRAY_SIZE(smdkv210_devices));
 }
 
-- 
1.7.1

Re: [PATCH] ARM: S5PV210: Add USB OTG gadget device support to SMDKV210 board

[Tushar Behera]

Hi Jingoo,

On Tuesday 29 November 2011 09:17 AM, Jingoo Han wrote:
[ snip ]
> diff --git a/arch/arm/mach-s5pv210/mach-smdkv210.c b/arch/arm/mach-s5pv210/mach-smdkv210.c
[ snip ]
> @@ -308,6 +310,8 @@ static void __init smdkv210_machine_init(void)
>
>   	samsung_bl_set(&smdkv210_bl_gpio_info,&smdkv210_bl_data);
>
> +	clk_xusbxti.rate = 24000000;
> +
Would it be a good idea to set the default rate of clk_xusbxti in 
arch/arm/plat-s5p/clock.c and remove the explicit rate setting in all 
the machine files?

Currently, the clock is also set in machine files for which ehci is enabled.
>   	platform_add_devices(smdkv210_devices, ARRAY_SIZE(smdkv210_devices));
>   }
>

-- 
Tushar Behera