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authorLinus Walleij <linus.walleij@linaro.org>2013-11-13 14:10:07 +0400
committerLinus Walleij <linus.walleij@linaro.org>2013-11-27 00:01:55 +0400
commit96fee13f0f11a7479a06e4c44aaa89ee77b9fafb (patch)
tree8beeb048607ef01803e8aee4e430e8b6fda2a44a /arch/arm/boot/dts/ste-href-family-pinctrl.dtsi
parent3bfdebbaebed8238ac7fb7934791b0231e0f1e65 (diff)
downloadlinux-96fee13f0f11a7479a06e4c44aaa89ee77b9fafb.tar.xz
ARM: ux500: move I2C pin control to the device tree
This moves the static, device-tied pin control configuration out of the board file board-mop500-pins.c and into the device tree. Define possible states also for I2C4 even if it's not used by any board file at this time. Cc: Lee Jones <lee.jones@linaro.org> Cc: Patrice Chotard <patrice.chotard@st.com> Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Diffstat (limited to 'arch/arm/boot/dts/ste-href-family-pinctrl.dtsi')
-rw-r--r--arch/arm/boot/dts/ste-href-family-pinctrl.dtsi105
1 files changed, 105 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/ste-href-family-pinctrl.dtsi b/arch/arm/boot/dts/ste-href-family-pinctrl.dtsi
index d979de27b6e1..d2e63f3fb687 100644
--- a/arch/arm/boot/dts/ste-href-family-pinctrl.dtsi
+++ b/arch/arm/boot/dts/ste-href-family-pinctrl.dtsi
@@ -109,6 +109,111 @@
};
};
};
+
+ /* Settings for all I2C default and sleep states */
+ i2c0 {
+ i2c0_default_mode: i2c_default {
+ default_mux {
+ ste,function = "i2c0";
+ ste,pins = "i2c0_a_1";
+ };
+ default_cfg1 {
+ ste,pins = "GPIO147_C15", "GPIO148_B16"; /* SDA/SCL */
+ ste,config = <&in_pu>;
+ };
+ };
+
+ i2c0_sleep_mode: i2c_sleep {
+ sleep_cfg1 {
+ ste,pins = "GPIO147_C15", "GPIO148_B16"; /* SDA/SCL */
+ ste,config = <&slpm_in_wkup_pdis>;
+ };
+ };
+ };
+
+ i2c1 {
+ i2c1_default_mode: i2c_default {
+ default_mux {
+ ste,function = "i2c1";
+ ste,pins = "i2c1_b_2";
+ };
+ default_cfg1 {
+ ste,pins = "GPIO16_AD3", "GPIO17_AD4"; /* SDA/SCL */
+ ste,config = <&in_pu>;
+ };
+ };
+
+ i2c1_sleep_mode: i2c_sleep {
+ sleep_cfg1 {
+ ste,pins = "GPIO16_AD3", "GPIO17_AD4"; /* SDA/SCL */
+ ste,config = <&slpm_in_wkup_pdis>;
+ };
+ };
+ };
+
+ i2c2 {
+ i2c2_default_mode: i2c_default {
+ default_mux {
+ ste,function = "i2c2";
+ ste,pins = "i2c2_b_2";
+ };
+ default_cfg1 {
+ ste,pins = "GPIO10_AF5", "GPIO11_AG4"; /* SDA/SCL */
+ ste,config = <&in_pu>;
+ };
+ };
+
+ i2c2_sleep_mode: i2c_sleep {
+ sleep_cfg1 {
+ ste,pins = "GPIO10_AF5", "GPIO11_AG4"; /* SDA/SCL */
+ ste,config = <&slpm_in_wkup_pdis>;
+ };
+ };
+ };
+
+ i2c3 {
+ i2c3_default_mode: i2c_default {
+ default_mux {
+ ste,function = "i2c3";
+ ste,pins = "i2c3_c_2";
+ };
+ default_cfg1 {
+ ste,pins = "GPIO229_AG7", "GPIO230_AF7"; /* SDA/SCL */
+ ste,config = <&in_pu>;
+ };
+ };
+
+ i2c3_sleep_mode: i2c_sleep {
+ sleep_cfg1 {
+ ste,pins = "GPIO229_AG7", "GPIO230_AF7"; /* SDA/SCL */
+ ste,config = <&slpm_in_wkup_pdis>;
+ };
+ };
+ };
+
+ /*
+ * Activating I2C4 will conflict with UART1 about the same pins so do not
+ * enable I2C4 and UART1 at the same time.
+ */
+ i2c4 {
+ i2c4_default_mode: i2c_default {
+ default_mux {
+ ste,function = "i2c4";
+ ste,pins = "i2c4_b_1";
+ };
+ default_cfg1 {
+ ste,pins = "GPIO4_AH6", "GPIO5_AG6"; /* SDA/SCL */
+ ste,config = <&in_pu>;
+ };
+ };
+
+ i2c4_sleep_mode: i2c_sleep {
+ sleep_cfg1 {
+ ste,pins = "GPIO4_AH6", "GPIO5_AG6"; /* SDA/SCL */
+ ste,config = <&slpm_in_wkup_pdis>;
+ };
+ };
+ };
};
};
};