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Commit f6568045 authored by Thomas Abraham's avatar Thomas Abraham Committed by Greg Kroah-Hartman
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ARM: S3C2416: Add support for USB 2.0 High-Speed gadget controller 



Add support for USB 2.0 High-Speed gadget controller driver for Samsung's
S3C2416 processor.

Signed-off-by: default avatarThomas Abraham <thomas.ab@samsung.com>
Signed-off-by: default avatarSangbeom Kim <sbkim73@samsung.com>
Signed-off-by: default avatarGreg Kroah-Hartman <gregkh@suse.de>
parent 4a98f590

arch/arm/mach-s3c2416/mach-smdk2416.c

+27 −0
Original line number Original line Diff line number Diff line
@@ -23,6 +23,7 @@ 
#include <linux/mtd/partitions.h>

#include <linux/mtd/partitions.h>

#include <linux/gpio.h>

#include <linux/gpio.h>

#include <linux/fb.h>

#include <linux/fb.h>

#include <linux/delay.h>





#include <asm/mach/arch.h>

#include <asm/mach/arch.h>

#include <asm/mach/map.h>

#include <asm/mach/map.h>
@@ -35,6 +36,7 @@ 
#include <plat/regs-serial.h>

#include <plat/regs-serial.h>

#include <mach/regs-gpio.h>

#include <mach/regs-gpio.h>

#include <mach/regs-lcd.h>

#include <mach/regs-lcd.h>

#include <mach/regs-s3c2443-clock.h>





#include <mach/idle.h>

#include <mach/idle.h>

#include <mach/leds-gpio.h>

#include <mach/leds-gpio.h>
@@ -47,6 +49,7 @@ 
#include <plat/cpu.h>

#include <plat/cpu.h>

#include <plat/nand.h>

#include <plat/nand.h>

#include <plat/sdhci.h>

#include <plat/sdhci.h>

#include <plat/udc.h>





#include <plat/regs-fb-v4.h>

#include <plat/regs-fb-v4.h>

#include <plat/fb.h>

#include <plat/fb.h>
@@ -121,6 +124,27 @@ static struct s3c2410_uartcfg smdk2416_uartcfgs[] __initdata = { 
	}

	}

};

};





void smdk2416_hsudc_gpio_init(void)

{

	s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_UP);

	s3c_gpio_setpull(S3C2410_GPF(2), S3C_GPIO_PULL_NONE);

	s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(1));

	s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 0);

}



void smdk2416_hsudc_gpio_uninit(void)

{

	s3c2410_modify_misccr(S3C2416_MISCCR_SEL_SUSPND, 1);

	s3c_gpio_setpull(S3C2410_GPH(14), S3C_GPIO_PULL_NONE);

	s3c_gpio_cfgpin(S3C2410_GPH(14), S3C_GPIO_SFN(0));

}



struct s3c24xx_hsudc_platdata smdk2416_hsudc_platdata = {

	.epnum = 9,

	.gpio_init = smdk2416_hsudc_gpio_init,

	.gpio_uninit = smdk2416_hsudc_gpio_uninit,

};



struct s3c_fb_pd_win smdk2416_fb_win[] = {

struct s3c_fb_pd_win smdk2416_fb_win[] = {

	[0] = {

	[0] = {

		/* think this is the same as the smdk6410 */

		/* think this is the same as the smdk6410 */
@@ -186,6 +210,7 @@ static struct platform_device *smdk2416_devices[] __initdata = { 
	&s3c_device_i2c0,

	&s3c_device_i2c0,

	&s3c_device_hsmmc0,

	&s3c_device_hsmmc0,

	&s3c_device_hsmmc1,

	&s3c_device_hsmmc1,

	&s3c_device_usb_hsudc,

};

};





static void __init smdk2416_map_io(void)

static void __init smdk2416_map_io(void)
@@ -203,6 +228,8 @@ static void __init smdk2416_machine_init(void) 
	s3c_sdhci0_set_platdata(&smdk2416_hsmmc0_pdata);

	s3c_sdhci0_set_platdata(&smdk2416_hsmmc0_pdata);

	s3c_sdhci1_set_platdata(&smdk2416_hsmmc1_pdata);

	s3c_sdhci1_set_platdata(&smdk2416_hsmmc1_pdata);





	s3c24xx_hsudc_set_platdata(&smdk2416_hsudc_platdata);



	gpio_request(S3C2410_GPB(4), "USBHost Power");

	gpio_request(S3C2410_GPB(4), "USBHost Power");

	gpio_direction_output(S3C2410_GPB(4), 1);

	gpio_direction_output(S3C2410_GPB(4), 1);