@@ -401,6 +401,48 @@ static void exynos4_uart_config(int peripheral)
}
}
+static void exynos4_i2c_config(int peripheral, int flags)
+{
+
+ struct exynos4_gpio_part1 *gpio1 =
+ (struct exynos4_gpio_part1 *) samsung_get_base_gpio_part1();
+
+ switch (peripheral) {
+ case PERIPH_ID_I2C0:
+ s5p_gpio_cfg_pin(&gpio1->d1, 0, GPIO_FUNC(0x2));
+ s5p_gpio_cfg_pin(&gpio1->d1, 1, GPIO_FUNC(0x2));
+ break;
+ case PERIPH_ID_I2C1:
+ s5p_gpio_cfg_pin(&gpio1->d1, 2, GPIO_FUNC(0x2));
+ s5p_gpio_cfg_pin(&gpio1->d1, 3, GPIO_FUNC(0x2));
+ break;
+ case PERIPH_ID_I2C2:
+ s5p_gpio_cfg_pin(&gpio1->a0, 6, GPIO_FUNC(0x3));
+ s5p_gpio_cfg_pin(&gpio1->a0, 7, GPIO_FUNC(0x3));
+ break;
+ case PERIPH_ID_I2C3:
+ s5p_gpio_cfg_pin(&gpio1->a1, 2, GPIO_FUNC(0x3));
+ s5p_gpio_cfg_pin(&gpio1->a1, 3, GPIO_FUNC(0x3));
+ break;
+ case PERIPH_ID_I2C4:
+ s5p_gpio_cfg_pin(&gpio1->b, 0, GPIO_FUNC(0x3));
+ s5p_gpio_cfg_pin(&gpio1->b, 1, GPIO_FUNC(0x3));
+ break;
+ case PERIPH_ID_I2C5:
+ s5p_gpio_cfg_pin(&gpio1->b, 2, GPIO_FUNC(0x3));
+ s5p_gpio_cfg_pin(&gpio1->b, 3, GPIO_FUNC(0x3));
+ break;
+ case PERIPH_ID_I2C6:
+ s5p_gpio_cfg_pin(&gpio1->c1, 3, GPIO_FUNC(0x4));
+ s5p_gpio_cfg_pin(&gpio1->c1, 4, GPIO_FUNC(0x4));
+ break;
+ case PERIPH_ID_I2C7:
+ s5p_gpio_cfg_pin(&gpio1->d0, 2, GPIO_FUNC(0x3));
+ s5p_gpio_cfg_pin(&gpio1->d0, 3, GPIO_FUNC(0x3));
+ break;
+ }
+}
+
static int exynos4_pinmux_config(int peripheral, int flags)
{
switch (peripheral) {
@@ -417,6 +459,15 @@ static int exynos4_pinmux_config(int peripheral, int flags)
case PERIPH_ID_UART2:
case PERIPH_ID_UART3:
exynos4_uart_config(peripheral);
+ case PERIPH_ID_I2C0:
+ case PERIPH_ID_I2C1:
+ case PERIPH_ID_I2C2:
+ case PERIPH_ID_I2C3:
+ case PERIPH_ID_I2C4:
+ case PERIPH_ID_I2C5:
+ case PERIPH_ID_I2C6:
+ case PERIPH_ID_I2C7:
+ exynos4_i2c_config(peripheral, flags);
break;
default:
debug("%s: invalid peripheral %d", __func__, peripheral);