diff mbox series

[05/22] ARM: dts: add recovery for I2C for iMX7

Message ID 20190730144649.19022-6-dev@pschenker.ch (mailing list archive)
State New, archived
Headers show
Series This patchset holds some common changes that were never upstreamed. | expand

Commit Message

Philippe Schenker July 30, 2019, 2:46 p.m. UTC 
From: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>

- add recovery mode for applicable i2c buses for
  Colibri iMX7 module.

Signed-off-by: Oleksandr Suvorov <oleksandr.suvorov@toradex.com>
Signed-off-by: Philippe Schenker <philippe.schenker@toradex.com>
---

 arch/arm/boot/dts/imx7-colibri.dtsi | 25 +++++++++++++++++++++++--
 1 file changed, 23 insertions(+), 2 deletions(-)
diff mbox series

Patch

diff --git a/arch/arm/boot/dts/imx7-colibri.dtsi b/arch/arm/boot/dts/imx7-colibri.dtsi
index a8d992f3e897..2480623c92ff 100644
--- a/arch/arm/boot/dts/imx7-colibri.dtsi
+++ b/arch/arm/boot/dts/imx7-colibri.dtsi
@@ -140,8 +140,12 @@ 
 
 &i2c1 {
 	clock-frequency = <100000>;
-	pinctrl-names = "default";
+	pinctrl-names = "default", "gpio";
 	pinctrl-0 = <&pinctrl_i2c1 &pinctrl_i2c1_int>;
+	pinctrl-1 = <&pinctrl_i2c1_recovery &pinctrl_i2c1_int>;
+	scl-gpios = <&gpio1 4 GPIO_ACTIVE_HIGH>;
+	sda-gpios = <&gpio1 5 GPIO_ACTIVE_HIGH>;
+
 	status = "okay";
 
 	codec: sgtl5000@a {
@@ -242,8 +246,11 @@ 
 
 &i2c4 {
 	clock-frequency = <100000>;
-	pinctrl-names = "default";
+	pinctrl-names = "default", "gpio";
 	pinctrl-0 = <&pinctrl_i2c4>;
+	pinctrl-1 = <&pinctrl_i2c4_recovery>;
+	scl-gpios = <&gpio7 8 GPIO_ACTIVE_HIGH>;
+	sda-gpios = <&gpio7 9 GPIO_ACTIVE_HIGH>;
 };
 
 &lcdif {
@@ -540,6 +547,13 @@ 
 		>;
 	};
 
+	pinctrl_i2c4_recovery: i2c4-recoverygrp {
+		fsl,pins = <
+			MX7D_PAD_ENET1_RGMII_TD2__GPIO7_IO8	0x4000007f
+			MX7D_PAD_ENET1_RGMII_TD3__GPIO7_IO9	0x4000007f
+		>;
+	};
+
 	pinctrl_lcdif_dat: lcdif-dat-grp {
 		fsl,pins = <
 			MX7D_PAD_LCD_DATA00__LCD_DATA0		0x79
@@ -740,6 +754,13 @@ 
 		>;
 	};
 
+	pinctrl_i2c1_recovery: i2c1-recoverygrp {
+		fsl,pins = <
+			MX7D_PAD_LPSR_GPIO1_IO04__GPIO1_IO4	0x4000007f
+			MX7D_PAD_LPSR_GPIO1_IO05__GPIO1_IO5	0x4000007f
+		>;
+	};
+
 	pinctrl_cd_usdhc1: usdhc1-cd-grp {
 		fsl,pins = <
 			MX7D_PAD_LPSR_GPIO1_IO00__GPIO1_IO0	0x59 /* CD */