On Mon, Dec 08, 2014 at 03:05:54PM +0800, Anson Huang wrote:
> Add basic i.MX6SoloX Sabre Auto board support, currently
> only debug UART and uSDHC are supported on this board.
>
> Signed-off-by: Anson Huang <[email protected]>
Use "ARM: " in the patch prefix.
> ---
> arch/arm/boot/dts/Makefile | 1 +
> arch/arm/boot/dts/imx6sx-sabreauto.dts | 135
> ++++++++++++++++++++++++++++++++
> 2 files changed, 136 insertions(+)
> create mode 100644 arch/arm/boot/dts/imx6sx-sabreauto.dts
>
> diff --git a/arch/arm/boot/dts/Makefile b/arch/arm/boot/dts/Makefile
> index 4600499..f5acbc1 100644
> --- a/arch/arm/boot/dts/Makefile
> +++ b/arch/arm/boot/dts/Makefile
> @@ -251,6 +251,7 @@ dtb-$(CONFIG_ARCH_MXC) += \
> imx6q-tx6q-1110.dtb \
> imx6sl-evk.dtb \
> imx6sx-sdb.dtb \
> + imx6sx-sabreauto.dtb \
I just checked my alphabet table, and it tells 'a' goes before 'b'.
> ls1021a-qds.dtb \
> ls1021a-twr.dtb \
> vf500-colibri-eval-v3.dtb \
> diff --git a/arch/arm/boot/dts/imx6sx-sabreauto.dts
> b/arch/arm/boot/dts/imx6sx-sabreauto.dts
> new file mode 100644
> index 0000000..95f7f0f
> --- /dev/null
> +++ b/arch/arm/boot/dts/imx6sx-sabreauto.dts
> @@ -0,0 +1,135 @@
> +/*
> + * Copyright (C) 2014 Freescale Semiconductor, Inc.
> + *
> + * This program is free software; you can redistribute it and/or modify
> + * it under the terms of the GNU General Public License version 2 as
> + * published by the Free Software Foundation.
> + */
> +
> +/dts-v1/;
> +
> +#include "imx6sx.dtsi"
> +
> +/ {
> + model = "Freescale i.MX6 SoloX Sabre Auto Board";
> + compatible = "fsl,imx6sx-sabreauto", "fsl,imx6sx";
> +
> + memory {
> + reg = <0x80000000 0x80000000>;
> + };
> +
> + regulators {
> + compatible = "simple-bus";
> +
> + reg_sd3_vmmc: sd3_vmmc{
> + compatible = "regulator-fixed";
> + regulator-name = "VCC_SD3";
> + regulator-min-microvolt = <3000000>;
> + regulator-max-microvolt = <3000000>;
> + gpio = <&gpio2 11 GPIO_ACTIVE_HIGH>;
> + enable-active-high;
> + };
Check imx6sx-sdb.dts for examples how we do fixed regulators.
> + };
> +};
> +
> +&uart1 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_uart1_1>;
> + status = "okay";
> +};
> +
> +&usdhc3 {
> + pinctrl-names = "default", "state_100mhz", "state_200mhz";
> + pinctrl-0 = <&pinctrl_usdhc3_1>;
> + pinctrl-1 = <&pinctrl_usdhc3_1_100mhz>;
> + pinctrl-2 = <&pinctrl_usdhc3_1_200mhz>;
> + bus-width = <8>;
> + cd-gpios = <&gpio7 10 0>;
> + wp-gpios = <&gpio3 19 0>;
Use GPIO_ACTIVE_HIGH just like what you did for regulator above.
> + keep-power-in-suspend;
> + enable-sdio-wakeup;
> + vmmc-supply = <®_sd3_vmmc>;
> + status = "okay";
> +};
> +
> +&usdhc4 {
> + pinctrl-names = "default";
> + pinctrl-0 = <&pinctrl_usdhc4_3>;
> + bus-width = <8>;
> + cd-gpios = <&gpio7 11 0>;
Ditto
> + no-1-8-v;
> + keep-power-in-suspend;
> + enable-sdio-wakup;
> + status = "okay";
> +};
> +
> +&iomuxc {
> + imx6x-sabreauto {
> + pinctrl_uart1_1: uart1grp {
The label can just be as simple as "pinctrl_uart1". The last number in
the name means nothing now, since we define pin groups per board.
> + fsl,pins = <
> + MX6SX_PAD_GPIO1_IO04__UART1_TX 0x1b0b1
> + MX6SX_PAD_GPIO1_IO05__UART1_RX 0x1b0b1
> + >;
> + };
> +
> + pinctrl_usdhc3_1: usdhc3grp {
pinctrl_usdhc3
> + fsl,pins = <
> + MX6SX_PAD_SD3_CMD__USDHC3_CMD 0x17059
> + MX6SX_PAD_SD3_CLK__USDHC3_CLK 0x10059
> + MX6SX_PAD_SD3_DATA0__USDHC3_DATA0 0x17059
> + MX6SX_PAD_SD3_DATA1__USDHC3_DATA1 0x17059
> + MX6SX_PAD_SD3_DATA2__USDHC3_DATA2 0x17059
> + MX6SX_PAD_SD3_DATA3__USDHC3_DATA3 0x17059
> + MX6SX_PAD_SD3_DATA4__USDHC3_DATA4 0x17059
> + MX6SX_PAD_SD3_DATA5__USDHC3_DATA5 0x17059
> + MX6SX_PAD_SD3_DATA6__USDHC3_DATA6 0x17059
> + MX6SX_PAD_SD3_DATA7__USDHC3_DATA7 0x17059
> + MX6SX_PAD_KEY_COL0__GPIO2_IO_10 0x17059
> /* CD */
> + MX6SX_PAD_KEY_ROW0__GPIO2_IO_15 0x17059
> /* WP */
> + >;
> + };
> +
> + pinctrl_usdhc3_1_100mhz: usdhc3grp-100mhz {
pinctrl_usdhc3_100mhz
> + fsl,pins = <
> + MX6SX_PAD_SD3_CMD__USDHC3_CMD 0x170b9
> + MX6SX_PAD_SD3_CLK__USDHC3_CLK 0x100b9
> + MX6SX_PAD_SD3_DATA0__USDHC3_DATA0 0x170b9
> + MX6SX_PAD_SD3_DATA1__USDHC3_DATA1 0x170b9
> + MX6SX_PAD_SD3_DATA2__USDHC3_DATA2 0x170b9
> + MX6SX_PAD_SD3_DATA3__USDHC3_DATA3 0x170b9
> + MX6SX_PAD_SD3_DATA4__USDHC3_DATA4 0x170b9
> + MX6SX_PAD_SD3_DATA5__USDHC3_DATA5 0x170b9
> + MX6SX_PAD_SD3_DATA6__USDHC3_DATA6 0x170b9
> + MX6SX_PAD_SD3_DATA7__USDHC3_DATA7 0x170b9
> + >;
> + };
> +
> + pinctrl_usdhc3_1_200mhz: usdhc3grp-200mhz {
pinctrl_usdhc3_200mhz
> + fsl,pins = <
> + MX6SX_PAD_SD3_CMD__USDHC3_CMD 0x170f9
> + MX6SX_PAD_SD3_CLK__USDHC3_CLK 0x100f9
> + MX6SX_PAD_SD3_DATA0__USDHC3_DATA0 0x170f9
> + MX6SX_PAD_SD3_DATA1__USDHC3_DATA1 0x170f9
> + MX6SX_PAD_SD3_DATA2__USDHC3_DATA2 0x170f9
> + MX6SX_PAD_SD3_DATA3__USDHC3_DATA3 0x170f9
> + MX6SX_PAD_SD3_DATA4__USDHC3_DATA4 0x170f9
> + MX6SX_PAD_SD3_DATA5__USDHC3_DATA5 0x170f9
> + MX6SX_PAD_SD3_DATA6__USDHC3_DATA6 0x170f9
> + MX6SX_PAD_SD3_DATA7__USDHC3_DATA7 0x170f9
> + >;
> + };
> +
> + pinctrl_usdhc4_3: usdhc4grp {
pinctrl_usdhc4
Shawn
> + fsl,pins = <
> + MX6SX_PAD_SD4_CMD__USDHC4_CMD 0x17059
> + MX6SX_PAD_SD4_CLK__USDHC4_CLK 0x10059
> + MX6SX_PAD_SD4_DATA0__USDHC4_DATA0 0x17059
> + MX6SX_PAD_SD4_DATA1__USDHC4_DATA1 0x17059
> + MX6SX_PAD_SD4_DATA2__USDHC4_DATA2 0x17059
> + MX6SX_PAD_SD4_DATA3__USDHC4_DATA3 0x17059
> + MX6SX_PAD_SD4_DATA7__GPIO6_IO_21 0x17059
> /* CD */
> + MX6SX_PAD_SD4_DATA6__GPIO6_IO_20 0x17059
> /* WP */
> + >;
> + };
> + };
> +};
> --
> 1.7.9.5
>
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