X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?a=blobdiff_plain;f=arch%2Farm%2Fmach-s3c2410%2Fusb-simtec.c;h=6cd9377ddb826d3e4758ca8ce8c0cd7892f7974c;hb=9b74aec028e7d7ce57b8deef490e440003555520;hp=8331e8d97e20511e8926225df9fa1c5e7439718b;hpb=223cdea4c4b5af5181b2da00ac85711d1e0c737c;p=pandora-kernel.git diff --git a/arch/arm/mach-s3c2410/usb-simtec.c b/arch/arm/mach-s3c2410/usb-simtec.c index 8331e8d97e20..50e25fc5f8ab 100644 --- a/arch/arm/mach-s3c2410/usb-simtec.c +++ b/arch/arm/mach-s3c2410/usb-simtec.c @@ -18,6 +18,7 @@ #include #include #include +#include #include #include #include @@ -29,7 +30,6 @@ #include #include -#include #include #include @@ -53,9 +53,9 @@ usb_simtec_powercontrol(int port, int to) power_state[port] = to; if (power_state[0] && power_state[1]) - s3c2410_gpio_setpin(S3C2410_GPB4, 0); + gpio_set_value(S3C2410_GPB(4), 0); else - s3c2410_gpio_setpin(S3C2410_GPB4, 1); + gpio_set_value(S3C2410_GPB(4), 1); } static irqreturn_t @@ -63,7 +63,7 @@ usb_simtec_ocirq(int irq, void *pw) { struct s3c2410_hcd_info *info = pw; - if (s3c2410_gpio_getpin(S3C2410_GPG10) == 0) { + if (gpio_get_value(S3C2410_GPG(10)) == 0) { pr_debug("usb_simtec: over-current irq (oc detected)\n"); s3c2410_usb_report_oc(info, 3); } else { @@ -106,10 +106,27 @@ static struct s3c2410_hcd_info usb_simtec_info = { int usb_simtec_init(void) { + int ret; + printk("USB Power Control, (c) 2004 Simtec Electronics\n"); - s3c_device_usb.dev.platform_data = &usb_simtec_info; - s3c2410_gpio_cfgpin(S3C2410_GPB4, S3C2410_GPB4_OUTP); - s3c2410_gpio_setpin(S3C2410_GPB4, 1); + ret = gpio_request(S3C2410_GPB(4), "USB power control"); + if (ret < 0) { + pr_err("%s: failed to get GPB4\n", __func__); + return ret; + } + + ret = gpio_request(S3C2410_GPG(10), "USB overcurrent"); + if (ret < 0) { + pr_err("%s: failed to get GPG10\n", __func__); + gpio_free(S3C2410_GPB(4)); + return ret; + } + + /* turn power on */ + gpio_direction_output(S3C2410_GPB(4), 1); + gpio_direction_input(S3C2410_GPG(10)); + + s3c_device_usb.dev.platform_data = &usb_simtec_info; return 0; }