| From 0720be5371c806c1b89936984a321248fa739bea Mon Sep 17 00:00:00 2001 |
| From: David Bauer <mail@david-bauer.net> |
| Date: Fri, 10 Jul 2020 15:57:46 +0200 |
| Subject: [PATCH] rockchip: rk3328: Add support for FriendlyARM NanoPi R2S |
| |
| This adds support for the NanoPi R2S from FriendlyARM. |
| |
| Rockchip RK3328 SoC |
| 1GB DDR4 RAM |
| Gigabit Ethernet (WAN) |
| Gigabit Ethernet (USB3) (LAN) |
| USB 2.0 Host Port |
| MicroSD slot |
| Reset button |
| WAN - LAN - SYS LED |
| |
| Signed-off-by: David Bauer <mail@david-bauer.net> |
| --- |
| arch/arm64/boot/dts/rockchip/Makefile | 1 + |
| .../boot/dts/rockchip/rk3328-nanopi-r2s.dts | 368 ++++++++++++++++++ |
| 2 files changed, 369 insertions(+) |
| create mode 100644 arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts |
| |
| --- a/arch/arm64/boot/dts/rockchip/Makefile |
| +++ b/arch/arm64/boot/dts/rockchip/Makefile |
| @@ -1,6 +1,7 @@ |
| # SPDX-License-Identifier: GPL-2.0 |
| dtb-$(CONFIG_ARCH_ROCKCHIP) += px30-evb.dtb |
| dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-evb.dtb |
| +dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-nanopi-r2s.dtb |
| dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-rock64.dtb |
| dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3328-roc-cc.dtb |
| dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3368-evb-act8846.dtb |
| --- /dev/null |
| +++ b/arch/arm64/boot/dts/rockchip/rk3328-nanopi-r2s.dts |
| @@ -0,0 +1,368 @@ |
| +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| +/* |
| + * Copyright (c) 2020 David Bauer <mail@david-bauer.net> |
| + */ |
| + |
| +/dts-v1/; |
| + |
| +#include <dt-bindings/input/input.h> |
| +#include <dt-bindings/gpio/gpio.h> |
| +#include "rk3328.dtsi" |
| + |
| +/ { |
| + model = "FriendlyElec NanoPi R2S"; |
| + compatible = "friendlyarm,nanopi-r2s", "rockchip,rk3328"; |
| + |
| + chosen { |
| + stdout-path = "serial2:1500000n8"; |
| + }; |
| + |
| + gmac_clk: gmac-clock { |
| + compatible = "fixed-clock"; |
| + clock-frequency = <125000000>; |
| + clock-output-names = "gmac_clk"; |
| + #clock-cells = <0>; |
| + }; |
| + |
| + keys { |
| + compatible = "gpio-keys"; |
| + pinctrl-0 = <&reset_button_pin>; |
| + pinctrl-names = "default"; |
| + |
| + reset { |
| + label = "reset"; |
| + gpios = <&gpio0 RK_PA0 GPIO_ACTIVE_LOW>; |
| + linux,code = <KEY_RESTART>; |
| + debounce-interval = <50>; |
| + }; |
| + }; |
| + |
| + leds { |
| + compatible = "gpio-leds"; |
| + pinctrl-0 = <&lan_led_pin>, <&sys_led_pin>, <&wan_led_pin>; |
| + pinctrl-names = "default"; |
| + |
| + lan_led: led-0 { |
| + gpios = <&gpio2 RK_PB7 GPIO_ACTIVE_HIGH>; |
| + label = "nanopi-r2s:green:lan"; |
| + }; |
| + |
| + sys_led: led-1 { |
| + gpios = <&gpio0 RK_PA2 GPIO_ACTIVE_HIGH>; |
| + label = "nanopi-r2s:red:sys"; |
| + }; |
| + |
| + wan_led: led-2 { |
| + gpios = <&gpio2 RK_PC2 GPIO_ACTIVE_HIGH>; |
| + label = "nanopi-r2s:green:wan"; |
| + }; |
| + }; |
| + |
| + vcc_io_sdio: sdmmcio-regulator { |
| + compatible = "regulator-gpio"; |
| + enable-active-high; |
| + gpios = <&gpio1 RK_PD4 GPIO_ACTIVE_HIGH>; |
| + pinctrl-0 = <&sdio_vcc_pin>; |
| + pinctrl-names = "default"; |
| + regulator-name = "vcc_io_sdio"; |
| + regulator-always-on; |
| + regulator-min-microvolt = <1800000>; |
| + regulator-max-microvolt = <3300000>; |
| + regulator-settling-time-us = <5000>; |
| + regulator-type = "voltage"; |
| + startup-delay-us = <2000>; |
| + states = <1800000 0x1 |
| + 3300000 0x0>; |
| + vin-supply = <&vcc_io_33>; |
| + }; |
| + |
| + vcc_sd: sdmmc-regulator { |
| + compatible = "regulator-fixed"; |
| + gpio = <&gpio0 RK_PD6 GPIO_ACTIVE_LOW>; |
| + pinctrl-0 = <&sdmmc0m1_gpio>; |
| + pinctrl-names = "default"; |
| + regulator-name = "vcc_sd"; |
| + regulator-boot-on; |
| + regulator-min-microvolt = <3300000>; |
| + regulator-max-microvolt = <3300000>; |
| + vin-supply = <&vcc_io_33>; |
| + }; |
| + |
| + vdd_5v: vdd-5v { |
| + compatible = "regulator-fixed"; |
| + regulator-name = "vdd_5v"; |
| + regulator-always-on; |
| + regulator-boot-on; |
| + regulator-min-microvolt = <5000000>; |
| + regulator-max-microvolt = <5000000>; |
| + }; |
| +}; |
| + |
| +&cpu0 { |
| + cpu-supply = <&vdd_arm>; |
| +}; |
| + |
| +&cpu1 { |
| + cpu-supply = <&vdd_arm>; |
| +}; |
| + |
| +&cpu2 { |
| + cpu-supply = <&vdd_arm>; |
| +}; |
| + |
| +&cpu3 { |
| + cpu-supply = <&vdd_arm>; |
| +}; |
| + |
| +&gmac2io { |
| + assigned-clocks = <&cru SCLK_MAC2IO>, <&cru SCLK_MAC2IO_EXT>; |
| + assigned-clock-parents = <&gmac_clk>, <&gmac_clk>; |
| + clock_in_out = "input"; |
| + phy-handle = <&rtl8211e>; |
| + phy-mode = "rgmii"; |
| + phy-supply = <&vcc_io_33>; |
| + pinctrl-0 = <&rgmiim1_pins>; |
| + pinctrl-names = "default"; |
| + rx_delay = <0x18>; |
| + snps,aal; |
| + tx_delay = <0x24>; |
| + status = "okay"; |
| + |
| + mdio { |
| + compatible = "snps,dwmac-mdio"; |
| + #address-cells = <1>; |
| + #size-cells = <0>; |
| + |
| + rtl8211e: ethernet-phy@1 { |
| + reg = <1>; |
| + pinctrl-0 = <ð_phy_reset_pin>; |
| + pinctrl-names = "default"; |
| + reset-assert-us = <10000>; |
| + reset-deassert-us = <50000>; |
| + reset-gpios = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>; |
| + }; |
| + }; |
| +}; |
| + |
| +&i2c1 { |
| + status = "okay"; |
| + |
| + rk805: pmic@18 { |
| + compatible = "rockchip,rk805"; |
| + reg = <0x18>; |
| + interrupt-parent = <&gpio1>; |
| + interrupts = <24 IRQ_TYPE_LEVEL_LOW>; |
| + #clock-cells = <1>; |
| + clock-output-names = "xin32k", "rk805-clkout2"; |
| + gpio-controller; |
| + #gpio-cells = <2>; |
| + pinctrl-0 = <&pmic_int_l>; |
| + pinctrl-names = "default"; |
| + rockchip,system-power-controller; |
| + wakeup-source; |
| + |
| + vcc1-supply = <&vdd_5v>; |
| + vcc2-supply = <&vdd_5v>; |
| + vcc3-supply = <&vdd_5v>; |
| + vcc4-supply = <&vdd_5v>; |
| + vcc5-supply = <&vcc_io_33>; |
| + vcc6-supply = <&vdd_5v>; |
| + |
| + regulators { |
| + vdd_log: DCDC_REG1 { |
| + regulator-name = "vdd_log"; |
| + regulator-always-on; |
| + regulator-boot-on; |
| + regulator-min-microvolt = <712500>; |
| + regulator-max-microvolt = <1450000>; |
| + regulator-ramp-delay = <12500>; |
| + |
| + regulator-state-mem { |
| + regulator-on-in-suspend; |
| + regulator-suspend-microvolt = <1000000>; |
| + }; |
| + }; |
| + |
| + vdd_arm: DCDC_REG2 { |
| + regulator-name = "vdd_arm"; |
| + regulator-always-on; |
| + regulator-boot-on; |
| + regulator-min-microvolt = <712500>; |
| + regulator-max-microvolt = <1450000>; |
| + regulator-ramp-delay = <12500>; |
| + |
| + regulator-state-mem { |
| + regulator-on-in-suspend; |
| + regulator-suspend-microvolt = <950000>; |
| + }; |
| + }; |
| + |
| + vcc_ddr: DCDC_REG3 { |
| + regulator-name = "vcc_ddr"; |
| + regulator-always-on; |
| + regulator-boot-on; |
| + |
| + regulator-state-mem { |
| + regulator-on-in-suspend; |
| + }; |
| + }; |
| + |
| + vcc_io_33: DCDC_REG4 { |
| + regulator-name = "vcc_io_33"; |
| + regulator-always-on; |
| + regulator-boot-on; |
| + regulator-min-microvolt = <3300000>; |
| + regulator-max-microvolt = <3300000>; |
| + |
| + regulator-state-mem { |
| + regulator-on-in-suspend; |
| + regulator-suspend-microvolt = <3300000>; |
| + }; |
| + }; |
| + |
| + vcc_18: LDO_REG1 { |
| + regulator-name = "vcc_18"; |
| + regulator-always-on; |
| + regulator-boot-on; |
| + regulator-min-microvolt = <1800000>; |
| + regulator-max-microvolt = <1800000>; |
| + |
| + regulator-state-mem { |
| + regulator-on-in-suspend; |
| + regulator-suspend-microvolt = <1800000>; |
| + }; |
| + }; |
| + |
| + vcc18_emmc: LDO_REG2 { |
| + regulator-name = "vcc18_emmc"; |
| + regulator-always-on; |
| + regulator-boot-on; |
| + regulator-min-microvolt = <1800000>; |
| + regulator-max-microvolt = <1800000>; |
| + |
| + regulator-state-mem { |
| + regulator-on-in-suspend; |
| + regulator-suspend-microvolt = <1800000>; |
| + }; |
| + }; |
| + |
| + vdd_10: LDO_REG3 { |
| + regulator-name = "vdd_10"; |
| + regulator-always-on; |
| + regulator-boot-on; |
| + regulator-min-microvolt = <1000000>; |
| + regulator-max-microvolt = <1000000>; |
| + |
| + regulator-state-mem { |
| + regulator-on-in-suspend; |
| + regulator-suspend-microvolt = <1000000>; |
| + }; |
| + }; |
| + }; |
| + }; |
| +}; |
| + |
| +&io_domains { |
| + pmuio-supply = <&vcc_io_33>; |
| + vccio1-supply = <&vcc_io_33>; |
| + vccio2-supply = <&vcc18_emmc>; |
| + vccio3-supply = <&vcc_io_sdio>; |
| + vccio4-supply = <&vcc_18>; |
| + vccio5-supply = <&vcc_io_33>; |
| + vccio6-supply = <&vcc_io_33>; |
| + status = "okay"; |
| +}; |
| + |
| +&pinctrl { |
| + button { |
| + reset_button_pin: reset-button-pin { |
| + rockchip,pins = <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_none>; |
| + }; |
| + }; |
| + |
| + ethernet-phy { |
| + eth_phy_reset_pin: eth-phy-reset-pin { |
| + rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_down>; |
| + }; |
| + }; |
| + |
| + leds { |
| + lan_led_pin: lan-led-pin { |
| + rockchip,pins = <2 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>; |
| + }; |
| + |
| + sys_led_pin: sys-led-pin { |
| + rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>; |
| + }; |
| + |
| + wan_led_pin: wan-led-pin { |
| + rockchip,pins = <2 RK_PC2 RK_FUNC_GPIO &pcfg_pull_none>; |
| + }; |
| + }; |
| + |
| + pmic { |
| + pmic_int_l: pmic-int-l { |
| + rockchip,pins = <1 RK_PD0 RK_FUNC_GPIO &pcfg_pull_up>; |
| + }; |
| + }; |
| + |
| + sd { |
| + sdio_vcc_pin: sdio-vcc-pin { |
| + rockchip,pins = <1 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>; |
| + }; |
| + }; |
| +}; |
| + |
| +&pwm2 { |
| + status = "okay"; |
| +}; |
| + |
| +&sdmmc { |
| + bus-width = <4>; |
| + cap-sd-highspeed; |
| + disable-wp; |
| + pinctrl-0 = <&sdmmc0_clk>, <&sdmmc0_cmd>, <&sdmmc0_dectn>, <&sdmmc0_bus4>; |
| + pinctrl-names = "default"; |
| + sd-uhs-sdr12; |
| + sd-uhs-sdr25; |
| + sd-uhs-sdr50; |
| + sd-uhs-sdr104; |
| + vmmc-supply = <&vcc_sd>; |
| + vqmmc-supply = <&vcc_io_sdio>; |
| + status = "okay"; |
| +}; |
| + |
| +&tsadc { |
| + rockchip,hw-tshut-mode = <0>; |
| + rockchip,hw-tshut-polarity = <0>; |
| + status = "okay"; |
| +}; |
| + |
| +&u2phy { |
| + status = "okay"; |
| +}; |
| + |
| +&u2phy_host { |
| + status = "okay"; |
| +}; |
| + |
| +&u2phy_otg { |
| + status = "okay"; |
| +}; |
| + |
| +&uart2 { |
| + status = "okay"; |
| +}; |
| + |
| +&usb20_otg { |
| + status = "okay"; |
| + dr_mode = "host"; |
| +}; |
| + |
| +&usb_host0_ehci { |
| + status = "okay"; |
| +}; |
| + |
| +&usb_host0_ohci { |
| + status = "okay"; |
| +}; |