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SubjectRe: [PATCH v3 05/21] ARM: dts: add recovery for I2C for iMX7
Date
On Wed, 2019-08-07 at 08:26 +0000, Philippe Schenker wrote:
> 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>

Acked-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>

> ---
>
> Changes in v3: None
> Changes in v2: None
>
> arch/arm/boot/dts/imx7-colibri.dtsi | 25 +++++++++++++++++++++++--
> 1 file changed, 23 insertions(+), 2 deletions(-)
>
> 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 0x400
> 0007f
> + MX7D_PAD_ENET1_RGMII_TD3__GPIO7_IO9 0x400
> 0007f
> + >;
> + };
> +
> 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 0x400
> 0007f
> + MX7D_PAD_LPSR_GPIO1_IO05__GPIO1_IO5 0x400
> 0007f
> + >;
> + };
> +
> pinctrl_cd_usdhc1: usdhc1-cd-grp {
> fsl,pins = <
> MX7D_PAD_LPSR_GPIO1_IO00__GPIO1_IO0 0x59
> /* CD */
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