static int gpio_configure(void) {
int ret;
printk("%s()\n", __func__);
ret = gpio_request(S5PC1XX_GPH1(1), "GPH1");
if (ret) {
printk("%s: gpio(GPH1(2) request error: %d\n", __func__, ret);
}
else {
s3c_gpio_cfgpin(S5PC1XX_GPH1(1), S5PC1XX_GPH1_2_WAKEUP_INT_10);
s3c_gpio_setpull(S5PC1XX_GPH1(1), S3C_GPIO_PULL_NONE);
}
ret = gpio_request(S5PC1XX_GPH3(7), "GPH3");
if (ret) {
printk("%s: gpio(GPH3(7) request error: %d\n", __func__, ret);
}
else {
s3c_gpio_cfgpin(S5PC1XX_GPH3(7), S5PC1XX_GPH3_7_WAKEUP_INT_31);
s3c_gpio_setpull(S5PC1XX_GPH3(7), S3C_GPIO_PULL_NONE);
}
ret = gpio_request(S5PC1XX_GPG1(0), "GPG1");
if (ret) {
printk("%s: gpio(GPG1(0) request error: %d\n", __func__, ret);
}
else {
s3c_gpio_cfgpin(S5PC1XX_GPG1(0), S5PC1XX_GPG1_0_GPIO_INT12_0);
s3c_gpio_setpull(S5PC1XX_GPG1(0), S3C_GPIO_PULL_NONE);
}
ret = gpio_request(S5PC1XX_GPA1(1), "GPA1");
if (ret) {
printk("%s: gpio(GPA1(1) request error: %d\n", __func__, ret);
}
else {
s3c_gpio_cfgpin(S5PC1XX_GPA1(1), S5PC1XX_GPA1_1_GPIO_INT1_1);
s3c_gpio_setpull(S5PC1XX_GPA1(1), S3C_GPIO_PULL_NONE);
}
ret = gpio_request(S5PC1XX_GPA1(0), "GPA1");
if (ret) {
printk("%s: gpio(GPA1(0) request error: %d\n", __func__, ret);
}
else {
s3c_gpio_cfgpin(S5PC1XX_GPA1(0), S5PC1XX_GPA1_0_GPIO_INT1_0);
s3c_gpio_setpull(S5PC1XX_GPA1(0), S3C_GPIO_PULL_NONE);
}
ret = gpio_request(S5PC1XX_GPB(0), "GPB0");
if (ret) {
printk("%s: gpio(GPB0(0) request error: %d\n", __func__, ret);
}
else {
s3c_gpio_cfgpin(S5PC1XX_GPB(0), S5PC1XX_GPB0_GPIO_INT2_0);
s3c_gpio_setpull(S5PC1XX_GPB(0), S3C_GPIO_PULL_NONE);
}
return 0;
}
void s3c6410_setup_sdhci0_cfg_gpio(struct platform_device *dev, int width)
{
unsigned int gpio;
unsigned int end;
/* Channel 0 supports 1,4 and 8-bit bus width */
end = S5PC1XX_GPG0(2 + width);
/* Set all the necessary GPG0 ins to special-function 2 */
for (gpio = S5PC1XX_GPG0(0); gpio < end; gpio++) {
s3c_gpio_cfgpin(gpio, S3C_GPIO_SFN(2));
s3c_gpio_setpull(gpio, S3C_GPIO_PULL_NONE);
}
/* GPG1 chip Detect */
s3c_gpio_setpull(S5PC1XX_GPG1(2), S3C_GPIO_PULL_UP);
s3c_gpio_cfgpin(S5PC1XX_GPG1(2), S3C_GPIO_SFN(2));
writel(0xf, S5PC1XX_GPG0DRV);
}
