arm64: dts: mt7622: add pinctrl related device nodes

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>
Cc: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>

diff --git a/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts b/arch/arm64/boot/dts/mediatek/mt7622-rfb1.dts
index c08309df2cc7ff61f746f78a0c972c589d86300d..fc8ef78a0a344cab92c8d0df78941a79a8ff0f9c 100644 (file)
--- 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 {
+                       function = "pcie";
+                       groups = "pcie0_pad_perst",
+                                "pcie0_1_waken",
+                                "pcie0_1_clkreq";
+               };
+       };
+
+       pcie1_pins: pcie1-pins {
+               mux {
+                       function = "pcie";
+                       groups = "pcie1_pad_perst",
+                                "pcie1_0_waken",
+                                "pcie1_0_clkreq";
+               };
+       };
+
+       pmic_bus_pins: pmic-bus-pins {
+               mux {
+                       function = "pmic";
+                       groups = "pmic_bus";
+               };
+       };
+
+       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 81207e652d59d667b0eeed9fb3d13f93f5fd84c2..8211bf72ccaa53c56d1cb71b4a3a86247949f223 100644 (file)
--- 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;