diff mbox series

[U-Boot,1/9] arm: zynq: Add SCL & SDA GPIO entries for recovery

Message ID 6f15552ab6f5e5327991a365a9ff1cb8d122fe62.1509648620.git.michal.simek@xilinx.com
State Accepted
Commit 57bcc7fd3720fcdbe258761bef5d3f6e5eaab04f
Delegated to: Michal Simek
Headers show
Series [U-Boot,1/9] arm: zynq: Add SCL & SDA GPIO entries for recovery | expand

Commit Message

Michal Simek Nov. 2, 2017, 6:50 p.m. UTC 
From: Chirag Parekh <chiragp@xilinx.com>

Wire i2c pinmuxing gpio recovery for zc702.

Signed-off-by: Chirag Parekh <chiragp@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

 arch/arm/dts/zynq-zc702.dts | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/arch/arm/dts/zynq-zc702.dts b/arch/arm/dts/zynq-zc702.dts
index 2696e70a89a7..7b0c23fa5d26 100644
--- a/arch/arm/dts/zynq-zc702.dts
+++ b/arch/arm/dts/zynq-zc702.dts
@@ -107,8 +107,11 @@ 
 &i2c0 {
 	status = "okay";
 	clock-frequency = <400000>;
-	pinctrl-names = "default";
+	pinctrl-names = "default", "gpio";
 	pinctrl-0 = <&pinctrl_i2c0_default>;
+	pinctrl-1 = <&pinctrl_i2c0_gpio>;
+	scl-gpios = <&gpio0 50 0>;
+	sda-gpios = <&gpio0 51 0>;
 
 	i2cswitch@74 {
 		compatible = "nxp,pca9548";
@@ -299,6 +302,19 @@ 
 		};
 	};
 
+	pinctrl_i2c0_gpio: i2c0-gpio {
+		mux {
+			groups = "gpio0_50_grp", "gpio0_51_grp";
+			function = "gpio0";
+		};
+
+		conf {
+			groups = "gpio0_50_grp", "gpio0_51_grp";
+			slew-rate = <0>;
+			io-standard = <1>;
+		};
+	};
+
 	pinctrl_sdhci0_default: sdhci0-default {
 		mux {
 			groups = "sdio0_2_grp";