| // SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause) |
| /* |
| * Device Tree Source for the R9A08G045S33 SMARC Carrier-II's SoM board. |
| * |
| * Copyright (C) 2023 Renesas Electronics Corp. |
| */ |
| |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/pinctrl/rzg2l-pinctrl.h> |
| |
| /* |
| * On-board switches' states: |
| * @SW_OFF: switch's state is OFF |
| * @SW_ON: switch's state is ON |
| */ |
| #define SW_OFF 0 |
| #define SW_ON 1 |
| |
| /* |
| * SW_CONFIG[x] switches' states: |
| * @SW_CONFIG2: |
| * SW_OFF - SD0 is connected to eMMC |
| * SW_ON - SD0 is connected to uSD0 card |
| * @SW_CONFIG3: |
| * SW_OFF - SD2 is connected to SoC |
| * SW_ON - SCIF1, SSI0, IRQ0, IRQ1 connected to SoC |
| */ |
| #define SW_CONFIG2 SW_OFF |
| #define SW_CONFIG3 SW_ON |
| |
| / { |
| compatible = "renesas,rzg3s-smarcm", "renesas,r9a08g045s33", "renesas,r9a08g045"; |
| |
| aliases { |
| i2c1 = &i2c1; |
| mmc0 = &sdhi0; |
| #if SW_CONFIG3 == SW_OFF |
| mmc2 = &sdhi2; |
| #else |
| ethernet0 = ð0; |
| ethernet1 = ð1; |
| #endif |
| }; |
| |
| chosen { |
| bootargs = "ignore_loglevel"; |
| stdout-path = "serial0:115200n8"; |
| }; |
| |
| memory@48000000 { |
| device_type = "memory"; |
| /* First 128MB is reserved for secure area. */ |
| reg = <0x0 0x48000000 0x0 0x38000000>; |
| }; |
| |
| vcc_sdhi0: regulator0 { |
| compatible = "regulator-fixed"; |
| regulator-name = "SDHI0 Vcc"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| gpios = <&pinctrl RZG2L_GPIO(2, 1) GPIO_ACTIVE_HIGH>; |
| enable-active-high; |
| }; |
| |
| #if SW_CONFIG2 == SW_ON |
| vccq_sdhi0: regulator1 { |
| compatible = "regulator-gpio"; |
| regulator-name = "SDHI0 VccQ"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <3300000>; |
| gpios = <&pinctrl RZG2L_GPIO(2, 2) GPIO_ACTIVE_HIGH>; |
| gpios-states = <1>; |
| states = <3300000 1>, <1800000 0>; |
| }; |
| #else |
| reg_1p8v: regulator1 { |
| compatible = "regulator-fixed"; |
| regulator-name = "fixed-1.8V"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-boot-on; |
| regulator-always-on; |
| }; |
| #endif |
| |
| vcc_sdhi2: regulator2 { |
| compatible = "regulator-fixed"; |
| regulator-name = "SDHI2 Vcc"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| gpios = <&pinctrl RZG2L_GPIO(8, 1) GPIO_ACTIVE_HIGH>; |
| enable-active-high; |
| }; |
| }; |
| |
| #if SW_CONFIG3 == SW_ON |
| ð0 { |
| pinctrl-0 = <ð0_pins>; |
| pinctrl-names = "default"; |
| phy-handle = <&phy0>; |
| phy-mode = "rgmii-id"; |
| status = "okay"; |
| |
| phy0: ethernet-phy@7 { |
| reg = <7>; |
| interrupt-parent = <&pinctrl>; |
| interrupts = <RZG2L_GPIO(12, 0) IRQ_TYPE_EDGE_FALLING>; |
| rxc-skew-psec = <0>; |
| txc-skew-psec = <0>; |
| rxdv-skew-psec = <0>; |
| txen-skew-psec = <0>; |
| rxd0-skew-psec = <0>; |
| rxd1-skew-psec = <0>; |
| rxd2-skew-psec = <0>; |
| rxd3-skew-psec = <0>; |
| txd0-skew-psec = <0>; |
| txd1-skew-psec = <0>; |
| txd2-skew-psec = <0>; |
| txd3-skew-psec = <0>; |
| }; |
| }; |
| |
| ð1 { |
| pinctrl-0 = <ð1_pins>; |
| pinctrl-names = "default"; |
| phy-handle = <&phy1>; |
| phy-mode = "rgmii-id"; |
| status = "okay"; |
| |
| phy1: ethernet-phy@7 { |
| reg = <7>; |
| interrupt-parent = <&pinctrl>; |
| interrupts = <RZG2L_GPIO(12, 1) IRQ_TYPE_EDGE_FALLING>; |
| rxc-skew-psec = <0>; |
| txc-skew-psec = <0>; |
| rxdv-skew-psec = <0>; |
| txen-skew-psec = <0>; |
| rxd0-skew-psec = <0>; |
| rxd1-skew-psec = <0>; |
| rxd2-skew-psec = <0>; |
| rxd3-skew-psec = <0>; |
| txd0-skew-psec = <0>; |
| txd1-skew-psec = <0>; |
| txd2-skew-psec = <0>; |
| txd3-skew-psec = <0>; |
| }; |
| }; |
| #endif |
| |
| &extal_clk { |
| clock-frequency = <24000000>; |
| }; |
| |
| &i2c1 { |
| status = "okay"; |
| }; |
| |
| #if SW_CONFIG2 == SW_ON |
| /* SD0 slot */ |
| &sdhi0 { |
| pinctrl-0 = <&sdhi0_pins>; |
| pinctrl-1 = <&sdhi0_uhs_pins>; |
| pinctrl-names = "default", "state_uhs"; |
| vmmc-supply = <&vcc_sdhi0>; |
| vqmmc-supply = <&vccq_sdhi0>; |
| bus-width = <4>; |
| sd-uhs-sdr50; |
| sd-uhs-sdr104; |
| max-frequency = <125000000>; |
| status = "okay"; |
| }; |
| #else |
| /* eMMC */ |
| &sdhi0 { |
| pinctrl-0 = <&sdhi0_emmc_pins>; |
| pinctrl-1 = <&sdhi0_emmc_pins>; |
| pinctrl-names = "default", "state_uhs"; |
| vmmc-supply = <&vcc_sdhi0>; |
| vqmmc-supply = <®_1p8v>; |
| bus-width = <8>; |
| mmc-hs200-1_8v; |
| non-removable; |
| fixed-emmc-driver-type = <1>; |
| max-frequency = <125000000>; |
| status = "okay"; |
| }; |
| #endif |
| |
| #if SW_CONFIG3 == SW_OFF |
| &sdhi2 { |
| pinctrl-0 = <&sdhi2_pins>; |
| pinctrl-names = "default"; |
| vmmc-supply = <&vcc_sdhi2>; |
| bus-width = <4>; |
| max-frequency = <50000000>; |
| status = "okay"; |
| }; |
| #endif |
| |
| &pinctrl { |
| #if SW_CONFIG3 == SW_ON |
| eth0-phy-irq-hog { |
| gpio-hog; |
| gpios = <RZG2L_GPIO(12, 0) GPIO_ACTIVE_LOW>; |
| input; |
| line-name = "eth0-phy-irq"; |
| }; |
| #endif |
| |
| eth0_pins: eth0 { |
| txc { |
| pinmux = <RZG2L_PORT_PINMUX(1, 0, 1)>; /* ET0_TXC */ |
| power-source = <1800>; |
| output-enable; |
| input-enable; |
| drive-strength-microamp = <5200>; |
| }; |
| |
| tx_ctl { |
| pinmux = <RZG2L_PORT_PINMUX(1, 1, 1)>; /* ET0_TX_CTL */ |
| power-source = <1800>; |
| output-enable; |
| drive-strength-microamp = <5200>; |
| }; |
| |
| mux { |
| pinmux = <RZG2L_PORT_PINMUX(1, 2, 1)>, /* ET0_TXD0 */ |
| <RZG2L_PORT_PINMUX(1, 3, 1)>, /* ET0_TXD1 */ |
| <RZG2L_PORT_PINMUX(1, 4, 1)>, /* ET0_TXD2 */ |
| <RZG2L_PORT_PINMUX(2, 0, 1)>, /* ET0_TXD3 */ |
| <RZG2L_PORT_PINMUX(3, 0, 1)>, /* ET0_RXC */ |
| <RZG2L_PORT_PINMUX(3, 1, 1)>, /* ET0_RX_CTL */ |
| <RZG2L_PORT_PINMUX(3, 2, 1)>, /* ET0_RXD0 */ |
| <RZG2L_PORT_PINMUX(3, 3, 1)>, /* ET0_RXD1 */ |
| <RZG2L_PORT_PINMUX(4, 0, 1)>, /* ET0_RXD2 */ |
| <RZG2L_PORT_PINMUX(4, 1, 1)>, /* ET0_RXD3 */ |
| <RZG2L_PORT_PINMUX(4, 3, 1)>, /* ET0_MDC */ |
| <RZG2L_PORT_PINMUX(4, 4, 1)>, /* ET0_MDIO */ |
| <RZG2L_PORT_PINMUX(4, 5, 1)>; /* ET0_LINKSTA */ |
| power-source = <1800>; |
| }; |
| }; |
| |
| #if SW_CONFIG3 == SW_ON |
| eth1-phy-irq-hog { |
| gpio-hog; |
| gpios = <RZG2L_GPIO(12, 1) GPIO_ACTIVE_LOW>; |
| input; |
| line-name = "eth1-phy-irq"; |
| }; |
| #endif |
| |
| eth1_pins: eth1 { |
| txc { |
| pinmux = <RZG2L_PORT_PINMUX(7, 0, 1)>; /* ET1_TXC */ |
| power-source = <1800>; |
| output-enable; |
| input-enable; |
| drive-strength-microamp = <5200>; |
| }; |
| |
| tx_ctl { |
| pinmux = <RZG2L_PORT_PINMUX(7, 1, 1)>; /* ET1_TX_CTL */ |
| power-source = <1800>; |
| output-enable; |
| drive-strength-microamp = <5200>; |
| }; |
| |
| mux { |
| pinmux = <RZG2L_PORT_PINMUX(7, 2, 1)>, /* ET1_TXD0 */ |
| <RZG2L_PORT_PINMUX(7, 3, 1)>, /* ET1_TXD1 */ |
| <RZG2L_PORT_PINMUX(7, 4, 1)>, /* ET1_TXD2 */ |
| <RZG2L_PORT_PINMUX(8, 0, 1)>, /* ET1_TXD3 */ |
| <RZG2L_PORT_PINMUX(8, 4, 1)>, /* ET1_RXC */ |
| <RZG2L_PORT_PINMUX(9, 0, 1)>, /* ET1_RX_CTL */ |
| <RZG2L_PORT_PINMUX(9, 1, 1)>, /* ET1_RXD0 */ |
| <RZG2L_PORT_PINMUX(9, 2, 1)>, /* ET1_RXD1 */ |
| <RZG2L_PORT_PINMUX(9, 3, 1)>, /* ET1_RXD2 */ |
| <RZG2L_PORT_PINMUX(10, 0, 1)>, /* ET1_RXD3 */ |
| <RZG2L_PORT_PINMUX(10, 2, 1)>, /* ET1_MDC */ |
| <RZG2L_PORT_PINMUX(10, 3, 1)>, /* ET1_MDIO */ |
| <RZG2L_PORT_PINMUX(10, 4, 1)>; /* ET1_LINKSTA */ |
| power-source = <1800>; |
| }; |
| }; |
| |
| sdhi0_pins: sd0 { |
| data { |
| pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3"; |
| power-source = <3300>; |
| }; |
| |
| ctrl { |
| pins = "SD0_CLK", "SD0_CMD"; |
| power-source = <3300>; |
| }; |
| |
| cd { |
| pinmux = <RZG2L_PORT_PINMUX(0, 0, 1)>; /* SD0_CD */ |
| }; |
| }; |
| |
| sdhi0_uhs_pins: sd0-uhs { |
| data { |
| pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3"; |
| power-source = <1800>; |
| }; |
| |
| ctrl { |
| pins = "SD0_CLK", "SD0_CMD"; |
| power-source = <1800>; |
| }; |
| |
| cd { |
| pinmux = <RZG2L_PORT_PINMUX(0, 0, 1)>; /* SD0_CD */ |
| }; |
| }; |
| |
| sdhi0_emmc_pins: sd0-emmc { |
| pins = "SD0_DATA0", "SD0_DATA1", "SD0_DATA2", "SD0_DATA3", |
| "SD0_DATA4", "SD0_DATA5", "SD0_DATA6", "SD0_DATA7", |
| "SD0_CLK", "SD0_CMD", "SD0_RST#"; |
| power-source = <1800>; |
| }; |
| |
| sdhi2_pins: sd2 { |
| data { |
| pins = "P11_2", "P11_3", "P12_0", "P12_1"; |
| input-enable; |
| }; |
| |
| ctrl { |
| pins = "P11_1"; |
| input-enable; |
| }; |
| |
| mux { |
| pinmux = <RZG2L_PORT_PINMUX(11, 0, 8)>, /* SD2_CLK */ |
| <RZG2L_PORT_PINMUX(11, 1, 8)>, /* SD2_CMD */ |
| <RZG2L_PORT_PINMUX(11, 2, 8)>, /* SD2_DATA0 */ |
| <RZG2L_PORT_PINMUX(11, 3, 8)>, /* SD2_DATA1 */ |
| <RZG2L_PORT_PINMUX(12, 0, 8)>, /* SD2_DATA2 */ |
| <RZG2L_PORT_PINMUX(12, 1, 8)>, /* SD2_DATA3 */ |
| <RZG2L_PORT_PINMUX(14, 1, 7)>; /* SD2_CD# */ |
| }; |
| }; |
| }; |
| |
| &wdt0 { |
| timeout-sec = <60>; |
| status = "okay"; |
| }; |
