[PATCH v2] rockchip: rk3328: Add support for FriendlyARM NanoPi R2S

David Bauer mail at david-bauer.net
Thu Jan 7 00:06:11 CET 2021


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 at david-bauer.net>
---
 arch/arm/dts/Makefile                      |   1 +
 arch/arm/dts/rk3328-nanopi-r2s-u-boot.dtsi |  40 +++
 arch/arm/dts/rk3328-nanopi-r2s.dts         | 370 +++++++++++++++++++++
 board/rockchip/evb_rk3328/MAINTAINERS      |   7 +
 configs/nanopi-r2s-rk3328_defconfig        |  98 ++++++
 5 files changed, 516 insertions(+)
 create mode 100644 arch/arm/dts/rk3328-nanopi-r2s-u-boot.dtsi
 create mode 100644 arch/arm/dts/rk3328-nanopi-r2s.dts
 create mode 100644 configs/nanopi-r2s-rk3328_defconfig

diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index fd47e408f8..ea5b5586cc 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -110,6 +110,7 @@ dtb-$(CONFIG_ROCKCHIP_RK3308) += \
 
 dtb-$(CONFIG_ROCKCHIP_RK3328) += \
 	rk3328-evb.dtb \
+	rk3328-nanopi-r2s.dtb \
 	rk3328-roc-cc.dtb \
 	rk3328-rock64.dtb \
 	rk3328-rock-pi-e.dtb
diff --git a/arch/arm/dts/rk3328-nanopi-r2s-u-boot.dtsi b/arch/arm/dts/rk3328-nanopi-r2s-u-boot.dtsi
new file mode 100644
index 0000000000..9e2ced1541
--- /dev/null
+++ b/arch/arm/dts/rk3328-nanopi-r2s-u-boot.dtsi
@@ -0,0 +1,40 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2018-2019 Rockchip Electronics Co., Ltd
+ * (C) Copyright 2020 David Bauer
+ */
+
+#include "rk3328-u-boot.dtsi"
+#include "rk3328-sdram-ddr4-666.dtsi"
+/ {
+	chosen {
+		u-boot,spl-boot-order = "same-as-spl", &sdmmc, &emmc;
+	};
+};
+
+&gpio0 {
+	u-boot,dm-spl;
+};
+
+&pinctrl {
+	u-boot,dm-spl;
+};
+
+&sdmmc0m1_gpio {
+	u-boot,dm-spl;
+};
+
+&pcfg_pull_up_4ma {
+	u-boot,dm-spl;
+};
+
+/* Need this and all the pinctrl/gpio stuff above to set pinmux */
+&vcc_sd {
+	u-boot,dm-spl;
+};
+
+&gmac2io {
+	snps,reset-gpio = <&gpio1 RK_PC2 GPIO_ACTIVE_LOW>;
+	snps,reset-active-low;
+	snps,reset-delays-us = <0 10000 50000>;
+};
diff --git a/arch/arm/dts/rk3328-nanopi-r2s.dts b/arch/arm/dts/rk3328-nanopi-r2s.dts
new file mode 100644
index 0000000000..5445c5cb3d
--- /dev/null
+++ b/arch/arm/dts/rk3328-nanopi-r2s.dts
@@ -0,0 +1,370 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2020 David Bauer <mail at 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_clkin";
+		#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 at 1 {
+			compatible = "ethernet-phy-id001c.c915",
+				     "ethernet-phy-ieee802.3-c22";
+			reg = <1>;
+			pinctrl-0 = <&eth_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 at 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";
+};
diff --git a/board/rockchip/evb_rk3328/MAINTAINERS b/board/rockchip/evb_rk3328/MAINTAINERS
index e7dd59ff4e..14fda46e8f 100644
--- a/board/rockchip/evb_rk3328/MAINTAINERS
+++ b/board/rockchip/evb_rk3328/MAINTAINERS
@@ -5,6 +5,13 @@ F:      board/rockchip/evb_rk3328
 F:      include/configs/evb_rk3328.h
 F:      configs/evb-rk3328_defconfig
 
+NANOPI-R2S-RK3328
+M:      David Bauer <mail at david-bauer.net>
+S:      Maintained
+F:      configs/nanopi-r2s-rk3328_defconfig
+F:      arch/arm/dts/rk3328-nanopi-r2s-u-boot.dtsi
+F:      arch/arm/dts/rk3328-nanopi-r2s.dts
+
 ROC-RK3328-CC
 M:      Loic Devulder <ldevulder at suse.com>
 M:      Chen-Yu Tsai <wens at csie.org>
diff --git a/configs/nanopi-r2s-rk3328_defconfig b/configs/nanopi-r2s-rk3328_defconfig
new file mode 100644
index 0000000000..2f67439f78
--- /dev/null
+++ b/configs/nanopi-r2s-rk3328_defconfig
@@ -0,0 +1,98 @@
+CONFIG_ARM=y
+CONFIG_ARCH_ROCKCHIP=y
+CONFIG_SYS_TEXT_BASE=0x00200000
+CONFIG_SPL_GPIO_SUPPORT=y
+CONFIG_ENV_OFFSET=0x3F8000
+CONFIG_ROCKCHIP_RK3328=y
+CONFIG_TPL_ROCKCHIP_COMMON_BOARD=y
+CONFIG_TPL_LIBCOMMON_SUPPORT=y
+CONFIG_TPL_LIBGENERIC_SUPPORT=y
+CONFIG_SPL_DRIVERS_MISC_SUPPORT=y
+CONFIG_SPL_STACK_R_ADDR=0x600000
+CONFIG_NR_DRAM_BANKS=1
+CONFIG_DEBUG_UART_BASE=0xFF130000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_SYSINFO=y
+CONFIG_DEBUG_UART=y
+CONFIG_TPL_SYS_MALLOC_F_LEN=0x800
+# CONFIG_ANDROID_BOOT_IMAGE is not set
+CONFIG_FIT=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_SPL_LOAD_FIT=y
+CONFIG_DEFAULT_FDT_FILE="rockchip/rk3328-nanopi-r2s.dtb"
+CONFIG_MISC_INIT_R=y
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+CONFIG_TPL_SYS_MALLOC_SIMPLE=y
+CONFIG_SPL_STACK_R=y
+CONFIG_SPL_I2C_SUPPORT=y
+CONFIG_SPL_POWER_SUPPORT=y
+CONFIG_SPL_ATF=y
+CONFIG_SPL_ATF_NO_PLATFORM_PARAM=y
+CONFIG_CMD_BOOTZ=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_MMC=y
+CONFIG_CMD_USB=y
+# CONFIG_CMD_SETEXPR is not set
+CONFIG_CMD_TIME=y
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_TPL_OF_CONTROL=y
+CONFIG_DEFAULT_DEVICE_TREE="rk3328-nanopi-r2s"
+CONFIG_OF_SPL_REMOVE_PROPS="clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents"
+CONFIG_TPL_OF_PLATDATA=y
+CONFIG_ENV_IS_IN_MMC=y
+CONFIG_SYS_RELOC_GD_ENV_ADDR=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_TPL_DM=y
+CONFIG_REGMAP=y
+CONFIG_SPL_REGMAP=y
+CONFIG_TPL_REGMAP=y
+CONFIG_SYSCON=y
+CONFIG_SPL_SYSCON=y
+CONFIG_TPL_SYSCON=y
+CONFIG_CLK=y
+CONFIG_SPL_CLK=y
+CONFIG_FASTBOOT_BUF_ADDR=0x800800
+CONFIG_FASTBOOT_CMD_OEM_FORMAT=y
+CONFIG_ROCKCHIP_GPIO=y
+CONFIG_SYS_I2C_ROCKCHIP=y
+CONFIG_MMC_DW=y
+CONFIG_MMC_DW_ROCKCHIP=y
+CONFIG_SF_DEFAULT_SPEED=20000000
+CONFIG_DM_ETH=y
+CONFIG_ETH_DESIGNWARE=y
+CONFIG_GMAC_ROCKCHIP=y
+CONFIG_PINCTRL=y
+CONFIG_SPL_PINCTRL=y
+CONFIG_DM_PMIC=y
+CONFIG_PMIC_RK8XX=y
+CONFIG_SPL_DM_REGULATOR=y
+CONFIG_REGULATOR_PWM=y
+CONFIG_DM_REGULATOR_FIXED=y
+CONFIG_SPL_DM_REGULATOR_FIXED=y
+CONFIG_REGULATOR_RK8XX=y
+CONFIG_PWM_ROCKCHIP=y
+CONFIG_RAM=y
+CONFIG_SPL_RAM=y
+CONFIG_TPL_RAM=y
+CONFIG_DM_RESET=y
+CONFIG_BAUDRATE=1500000
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_SYSRESET=y
+# CONFIG_TPL_SYSRESET is not set
+CONFIG_USB=y
+CONFIG_USB_XHCI_HCD=y
+CONFIG_USB_XHCI_DWC3=y
+CONFIG_USB_EHCI_HCD=y
+CONFIG_USB_EHCI_GENERIC=y
+CONFIG_USB_OHCI_HCD=y
+CONFIG_USB_OHCI_GENERIC=y
+CONFIG_USB_DWC2=y
+CONFIG_USB_DWC3=y
+# CONFIG_USB_DWC3_GADGET is not set
+CONFIG_USB_GADGET=y
+CONFIG_USB_GADGET_DWC2_OTG=y
+CONFIG_SPL_TINY_MEMSET=y
+CONFIG_TPL_TINY_MEMSET=y
+CONFIG_ERRNO_STR=y
-- 
2.30.0



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