dts: mtmips: add pinctrl node for mt7628

This patch adds pinctrl node with default pin state for mt7628an.dtsi.

Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>

diff --git a/arch/mips/dts/mt7628a.dtsi b/arch/mips/dts/mt7628a.dtsi
index 6d2142f429c6bd12eb513fde875155718aa59a39..8afea1865defd0427564ed07965913b466bf440f 100644 (file)
--- a/arch/mips/dts/mt7628a.dtsi
+++ b/arch/mips/dts/mt7628a.dtsi
@@ -57,6 +57,156 @@
                        u-boot,dm-pre-reloc;
                };
 
+               pinctrl: pinctrl@60 {
+                       compatible = "mediatek,mt7628-pinctrl";
+                       reg = <0x3c 0x2c>, <0x1300 0x100>;
+                       reg-names = "gpiomode", "padconf";
+
+                       pinctrl-names = "default";
+                       pinctrl-0 = <&state_default>;
+
+                       state_default: pin_state {
+                       };
+
+                       spi_single_pins: spi_single_pins {
+                               groups = "spi";
+                               function = "spi";
+                       };
+
+                       spi_dual_pins: spi_dual_pins {
+                               spi_master_pins {
+                                       groups = "spi";
+                                       function = "spi";
+                               };
+
+                               spi_cs1_pin {
+                                       groups = "spi cs1";
+                                       function = "spi cs1";
+                               };
+                       };
+
+                       uart0_pins: uart0_pins {
+                               groups = "uart0";
+                               function = "uart0";
+                       };
+
+                       uart1_pins: uart1_pins {
+                               groups = "uart1";
+                               function = "uart1";
+                       };
+
+                       uart2_pins: uart2_pins {
+                               groups = "uart2";
+                               function = "uart2";
+                       };
+
+                       i2c_pins: i2c_pins {
+                               groups = "i2c";
+                               function = "i2c";
+                       };
+
+                       ephy_iot_mode: ephy_iot_mode {
+                               ephy4_1_dis {
+                                       groups = "ephy4_1_pad";
+                                       function = "digital";
+                               };
+
+                               ephy0_en {
+                                       groups = "ephy0";
+                                       function = "enable";
+                               };
+                       };
+
+                       ephy_router_mode: ephy_router_mode {
+                               ephy4_1_en {
+                                       groups = "ephy4_1_pad";
+                                       function = "analog";
+                               };
+
+                               ephy0_en {
+                                       groups = "ephy0";
+                                       function = "enable";
+                               };
+                       };
+
+                       sd_iot_mode: sd_iot_mode {
+                               ephy4_1_dis {
+                                       groups = "ephy4_1_pad";
+                                       function = "digital";
+                               };
+
+                               sdxc_en {
+                                       groups = "sdmode";
+                                       function = "sdxc";
+                               };
+
+                               sdxc_iot_mode {
+                                       groups = "sd router";
+                                       function = "iot";
+                               };
+
+                               sd_clk_pad {
+                                       pins = "sd_clk";
+                                       drive-strength-4g = <8>;
+                               };
+                       };
+
+                       sd_router_mode: sd_router_mode {
+                               sdxc_router_mode {
+                                       groups = "sd router";
+                                       function = "router";
+                               };
+
+                               sdxc_map_pins {
+                                       groups = "gpio0", "i2s", "sdmode", \
+                                                "i2c", "uart1";
+                                       function = "gpio";
+                               };
+
+                               sd_clk_pad {
+                                       pins = "gpio0";
+                                       drive-strength-28 = <8>;
+                               };
+                       };
+
+                       emmc_iot_8bit_mode: emmc_iot_8bit_mode {
+                               ephy4_1_dis {
+                                       groups = "ephy4_1_pad";
+                                       function = "digital";
+                               };
+
+                               emmc_en {
+                                       groups = "sdmode";
+                                       function = "sdxc";
+                               };
+
+                               emmc_iot_mode {
+                                       groups = "sd router";
+                                       function = "iot";
+                               };
+
+                               emmc_d4_d5 {
+                                       groups = "uart2";
+                                       function = "sdxc d5 d4";
+                               };
+
+                               emmc_d6 {
+                                       groups = "pwm1";
+                                       function = "sdxc d6";
+                               };
+
+                               emmc_d7 {
+                                       groups = "pwm0";
+                                       function = "sdxc d7";
+                               };
+
+                               sd_clk_pad {
+                                       pins = "sd_clk";
+                                       drive-strength-4g = <8>;
+                               };
+                       };
+               };
+
                watchdog: watchdog@100 {
                        compatible = "ralink,mt7628a-wdt", "mediatek,mt7621-wdt";
                        reg = <0x100 0x30>;