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SubjectRe: [PATCH v2 04/16] arm64: dts: mt7622: add pinctrl related device nodes
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On 02/06/2018 10:52 AM, sean.wang@mediatek.com wrote:
> From: Sean Wang <sean.wang@mediatek.com>
>
> add pinctrl device nodes and rfb1 board, additionally include all pin
> groups possible being used on rfb1 board and available gpio keys.
>
> Signed-off-by: Sean Wang <sean.wang@mediatek.com>
> ---
> arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts | 200 +++++++++++++++++++++++++++
> arch/arm64/boot/dts/mediatek/mt7622.dtsi | 7 +
> 2 files changed, 207 insertions(+)
>
> diff --git a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
> index c08309d..bd1093a 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
> +++ b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
> @@ -7,6 +7,8 @@
> */
>
> /dts-v1/;
> +#include <dt-bindings/input/input.h>
> +
> #include "mt7622.dtsi"
>
> / {
> @@ -17,11 +19,209 @@
> bootargs = "console=ttyS0,115200n1";
> };
>
> + gpio-keys {
> + compatible = "gpio-keys-polled";
> + poll-interval = <100>;
> +
> + factory {
> + label = "factory";
> + linux,code = <BTN_0>;
> + gpios = <&pio 0 0>;
> + };
> +
> + wps {
> + label = "wps";
> + linux,code = <KEY_WPS_BUTTON>;
> + gpios = <&pio 102 0>;
> + };
> + };
> +
> memory {
> reg = <0 0x40000000 0 0x3F000000>;
> };
> };
>
> +&pio {
> + /* eMMC is shared pin with parallel NAND */
> + emmc_pins_default: emmc-pins-default {
> + mux {
> + function = "emmc", "emmc_rst";
> + groups = "emmc";
> + };
> + };
> +
> + emmc_pins_uhs: emmc-pins-uhs {
> + mux {
> + function = "emmc";
> + groups = "emmc";
> + };
> + };
> +
> + eth_pins: eth-pins {
> + mux {
> + function = "eth";
> + groups = "mdc_mdio", "rgmii_via_gmac2";
> + };
> + };
> +
> + i2c1_pins: i2c1-pins {
> + mux {
> + function = "i2c";
> + groups = "i2c1_0";
> + };
> + };
> +
> + i2c2_pins: i2c2-pins {
> + mux {
> + function = "i2c";
> + groups = "i2c2_0";
> + };
> + };
> +
> + i2s1_pins: i2s1-pins {
> + mux {
> + function = "i2s";
> + groups = "i2s_out_bclk_ws_mclk",
> + "i2s1_in_data",
> + "i2s1_out_data";
> + };
> + };
> +
> + irrx_pins: irrx-pins {
> + mux {
> + function = "ir";
> + groups = "ir_1_rx";
> + };
> + };
> +
> + irtx_pins: irtx-pins {
> + mux {
> + function = "ir";
> + groups = "ir_1_tx";
> + };
> + };
> +
> + /* Parallel nand is shared pin with eMMC */
> + parallel_nand_pins: parallel-nand-pins {
> + mux {
> + function = "flash";
> + groups = "par_nand";
> + };
> + };
> +
> + pcie0_pins: pcie0-pins {
> + mux {
> + groups = "pcie0_pad_perst",
> + "pcie0_1_waken",
> + "pcie0_1_clkreq";
> + function = "pcie";
> + };
> + };
> +
> + pcie1_pins: pcie1-pins {
> + mux {
> + groups = "pcie1_pad_perst",
> + "pcie1_0_waken",
> + "pcie1_0_clkreq";
> + function = "pcie";
> + };
> + };
> +
> + pmic_bus_pins: pmic-bus-pins {
> + mux {
> + groups = "pmic_bus";
> + function = "pmic";
> + };
> + };

Some bikeshedding here. Can you please add function before groups, so that it is
uniform through out the file?

Thanks,
Matthias

> +
> + pwm7_pins: pwm1-2-pins {
> + mux {
> + function = "pwm";
> + groups = "pwm_ch7_2";
> + };
> + };
> +
> + wled_pins: wled-pins {
> + mux {
> + function = "led";
> + groups = "wled";
> + };
> + };
> +
> + sd0_pins_default: sd0-pins-default {
> + mux {
> + function = "sd";
> + groups = "sd_0";
> + };
> + };
> +
> + sd0_pins_uhs: sd0-pins-uhs {
> + mux {
> + function = "sd";
> + groups = "sd_0";
> + };
> + };
> +
> + /* Serial NAND is shared pin with SPI-NOR */
> + serial_nand_pins: serial-nand-pins {
> + mux {
> + function = "flash";
> + groups = "snfi";
> + };
> + };
> +
> + spic0_pins: spic0-pins {
> + mux {
> + function = "spi";
> + groups = "spic0_0";
> + };
> + };
> +
> + spic1_pins: spic1-pins {
> + mux {
> + function = "spi";
> + groups = "spic1_0";
> + };
> + };
> +
> + /* SPI-NOR is shared pin with serial NAND */
> + spi_nor_pins: spi-nor-pins {
> + mux {
> + function = "flash";
> + groups = "spi_nor";
> + };
> + };
> +
> + /* serial NAND is shared pin with SPI-NOR */
> + serial_nand_pins: serial-nand-pins {
> + mux {
> + function = "flash";
> + groups = "snfi";
> + };
> + };
> +
> + uart0_pins: uart0-pins {
> + mux {
> + function = "uart";
> + groups = "uart0_0_tx_rx" ;
> + };
> + };
> +
> + uart2_pins: uart2-pins {
> + mux {
> + function = "uart";
> + groups = "uart2_1_tx_rx" ;
> + };
> + };
> +
> + watchdog_pins: watchdog-pins {
> + mux {
> + function = "watchdog";
> + groups = "watchdog";
> + };
> + };
> +};
> +
> &uart0 {
> status = "okay";
> };
> diff --git a/arch/arm64/boot/dts/mediatek/mt7622.dtsi b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
> index 81207e6..8211bf7 100644
> --- a/arch/arm64/boot/dts/mediatek/mt7622.dtsi
> +++ b/arch/arm64/boot/dts/mediatek/mt7622.dtsi
> @@ -147,6 +147,13 @@
> #clock-cells = <1>;
> };
>
> + pio: pinctrl@10211000 {
> + compatible = "mediatek,mt7622-pinctrl";
> + reg = <0 0x10211000 0 0x1000>;
> + gpio-controller;
> + #gpio-cells = <2>;
> + };
> +
> gic: interrupt-controller@10300000 {
> compatible = "arm,gic-400";
> interrupt-controller;
>

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