[PATCH] ARM: dts: imx6q-bx50v3: Enable i2c recovery mechanism
From: Romain Perier <hidden>
Date: 2017-06-28 12:35:31
Subsystem:
the rest · Maintainer:
Linus Torvalds
From: Jose Alarcon <redacted> This commit enables i2c recovery, supported by the i2c core subsystem. It defines the required GPIOs for SDA and SLC lines. Signed-off-by: Jose Alarcon <redacted> Signed-off-by: Nandor Han <redacted> Signed-off-by: Romain Perier <romain.perier-ZGY8ohtN/8qB+jHODAdFcQ@public.gmane.org> --- arch/arm/boot/dts/imx6q-bx50v3.dtsi | 42 +++++++++++++++++++++++++++++++++++++ 1 file changed, 42 insertions(+)
diff --git a/arch/arm/boot/dts/imx6q-bx50v3.dtsi b/arch/arm/boot/dts/imx6q-bx50v3.dtsi
index c90b26f..75201ca 100644
--- a/arch/arm/boot/dts/imx6q-bx50v3.dtsi
+++ b/arch/arm/boot/dts/imx6q-bx50v3.dtsi@@ -94,6 +94,29 @@ }; }; +&iomuxc { + pinctrl_i2c1_gpio: i2c1gpiogrp { + fsl,pins = < + MX6QDL_PAD_CSI0_DAT8__GPIO5_IO26 0x1b0b0 + MX6QDL_PAD_CSI0_DAT9__GPIO5_IO27 0x1b0b0 + >; + }; + + pinctrl_i2c2_gpio: i2c2gpiogrp { + fsl,pins = < + MX6QDL_PAD_KEY_COL3__GPIO4_IO12 0x1b0b0 + MX6QDL_PAD_KEY_ROW3__GPIO4_IO13 0x1b0b0 + >; + }; + + pinctrl_i2c3_gpio: i2c3gpiogrp { + fsl,pins = < + MX6QDL_PAD_GPIO_3__GPIO1_IO03 0x1b0b0 + MX6QDL_PAD_GPIO_6__GPIO1_IO06 0x1b0b0 + >; + }; +}; + &ecspi5 { cs-gpios = <&gpio1 17 GPIO_ACTIVE_HIGH>; pinctrl-names = "default";
@@ -111,6 +134,11 @@ }; &i2c1 { + pinctrl-names = "default", "gpio"; + pinctrl-1 = <&pinctrl_i2c1_gpio>; + sda-gpios = <&gpio5 26 GPIO_ACTIVE_HIGH>; + scl-gpios = <&gpio5 27 GPIO_ACTIVE_HIGH>; + pca9547: mux@70 { compatible = "nxp,pca9547"; reg = <0x70>;
@@ -261,6 +289,20 @@ }; }; +&i2c2 { + pinctrl-names = "default", "gpio"; + pinctrl-1 = <&pinctrl_i2c2_gpio>; + sda-gpios = <&gpio4 13 GPIO_ACTIVE_HIGH>; + scl-gpios = <&gpio4 12 GPIO_ACTIVE_HIGH>; +}; + +&i2c3 { + pinctrl-names = "default", "gpio"; + pinctrl-1 = <&pinctrl_i2c3_gpio>; + sda-gpios = <&gpio1 06 GPIO_ACTIVE_HIGH>; + scl-gpios = <&gpio1 03 GPIO_ACTIVE_HIGH>; +}; + &usdhc4 { pinctrl-names = "default"; pinctrl-0 = <&pinctrl_usdhc4>;
--
1.8.3.1
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