[U-Boot] [PATCH 2/2] ot1200: setup i2c bus 1 in setup_iomux_i2c()
Christian Gmeiner
christian.gmeiner at gmail.com
Wed Jun 3 11:33:23 CEST 2015
On this bus there is a EEPROM containing EDID and ddr3
calibration information.
Signed-off-by: Christian Gmeiner <christian.gmeiner at gmail.com>
---
board/bachmann/ot1200/ot1200.c | 15 +++++++++++++++
1 file changed, 15 insertions(+)
diff --git a/board/bachmann/ot1200/ot1200.c b/board/bachmann/ot1200/ot1200.c
index a33d496..2237b7a 100644
--- a/board/bachmann/ot1200/ot1200.c
+++ b/board/bachmann/ot1200/ot1200.c
@@ -122,6 +122,20 @@ static void setup_iomux_features(void)
#define PC MUX_PAD_CTRL(I2C_PAD_CTRL)
+/* I2C2 - EEPROM */
+static struct i2c_pads_info i2c_pad_info1 = {
+ .scl = {
+ .i2c_mode = MX6_PAD_EIM_EB2__I2C2_SCL | PC,
+ .gpio_mode = MX6_PAD_EIM_EB2__GPIO2_IO30 | PC,
+ .gp = IMX_GPIO_NR(2, 30)
+ },
+ .sda = {
+ .i2c_mode = MX6_PAD_EIM_D16__I2C2_SDA | PC,
+ .gpio_mode = MX6_PAD_EIM_D16__GPIO3_IO16 | PC,
+ .gp = IMX_GPIO_NR(3, 16)
+ }
+};
+
/* I2C3 - IO expander */
static struct i2c_pads_info i2c_pad_info2 = {
.scl = {
@@ -138,6 +152,7 @@ static struct i2c_pads_info i2c_pad_info2 = {
static void setup_iomux_i2c(void)
{
+ setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1);
setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2);
}
--
2.1.0
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