[PATCH 1/1] rockchip: rk3568: Add Radxa Rock Pi 3A board support
Akash Gajjar
gajjar04akash at gmail.com
Mon Feb 6 18:56:13 CET 2023
Add Radxa Rock Pi 3A support. sync rk3568-rock-3a.dts from Linux 6.2.0-rc7
Board Specification
- Rockchip RK3568
- 2/4/8 GB Dual-Channel LPDDR4
- eMMC socket,SD card slot
- GbE LAN
- PCIe 3.0/2.0
- M.2 Connector
- HDMI In/Out, DP, MIPI DSI/CSI
- USB 3.0, 2.0
- 40-pin GPIO expansion ports
- DC 12V/2A
Signed-off-by: Akash Gajjar <gajjar04akash at gmail.com>
---
arch/arm/dts/Makefile | 3 +-
arch/arm/dts/rk3568-rock-3a-u-boot.dtsi | 24 +++
arch/arm/dts/rk3568-rock-3a.dts | 214 ++++++++++++++++++++++++
configs/rock-pi-3a-rk3568_defconfig | 69 ++++++++
4 files changed, 309 insertions(+), 1 deletion(-)
create mode 100644 arch/arm/dts/rk3568-rock-3a-u-boot.dtsi
create mode 100644 arch/arm/dts/rk3568-rock-3a.dts
create mode 100644 configs/rock-pi-3a-rk3568_defconfig
diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
index d9b719f85d..7c28418c82 100644
--- a/arch/arm/dts/Makefile
+++ b/arch/arm/dts/Makefile
@@ -165,7 +165,8 @@ dtb-$(CONFIG_ROCKCHIP_RK3399) += \
rk3399pro-rock-pi-n10.dtb
dtb-$(CONFIG_ROCKCHIP_RK3568) += \
- rk3568-evb.dtb
+ rk3568-evb.dtb \
+ rk3568-rock-3a.dtb
dtb-$(CONFIG_ROCKCHIP_RV1108) += \
rv1108-elgin-r1.dtb \
diff --git a/arch/arm/dts/rk3568-rock-3a-u-boot.dtsi b/arch/arm/dts/rk3568-rock-3a-u-boot.dtsi
new file mode 100644
index 0000000000..42c5b6a6c5
--- /dev/null
+++ b/arch/arm/dts/rk3568-rock-3a-u-boot.dtsi
@@ -0,0 +1,24 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * (C) Copyright 2021 Rockchip Electronics Co., Ltd
+ * (c) Copyright 2023 Akash Gajjar <gajjar04akash at gmail.com>
+ */
+
+#include "rk356x-u-boot.dtsi"
+
+/ {
+ chosen {
+ stdout-path = &uart2;
+ u-boot,spl-boot-order = "same-as-spl", &sdmmc0;
+ };
+};
+
+&sdmmc0 {
+ status = "okay";
+};
+
+&uart2 {
+ clock-frequency = <24000000>;
+ u-boot,dm-spl;
+ status = "okay";
+};
diff --git a/arch/arm/dts/rk3568-rock-3a.dts b/arch/arm/dts/rk3568-rock-3a.dts
new file mode 100644
index 0000000000..0ff511d6a2
--- /dev/null
+++ b/arch/arm/dts/rk3568-rock-3a.dts
@@ -0,0 +1,214 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+/*
+ * Copyright (c) 2021 Rockchip Electronics Co., Ltd.
+ * Copyright (c) 2023 Akash Gajjar <gajjar04akash at gmail.com>
+ */
+
+/dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
+#include <dt-bindings/pinctrl/rockchip.h>
+#include "rk3568.dtsi"
+
+/ {
+ model = "Radxa ROCK3 Model A";
+ compatible = "radxa,rock3a", "rockchip,rk3568";
+
+ chosen: chosen {
+ stdout-path = "serial2:1500000n8";
+ };
+
+ gmac1_clkin: external-gmac1-clock {
+ compatible = "fixed-clock";
+ clock-frequency = <125000000>;
+ clock-output-names = "gmac1_clkin";
+ #clock-cells = <0>;
+ };
+
+ vcc12v_dcin: vcc12v-dcin-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc12v_dcin";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <12000000>;
+ regulator-max-microvolt = <12000000>;
+ };
+
+ vcc3v3_sys: vcc3v3-sys-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc3v3_sys";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vcc12v_dcin>;
+ };
+
+ vcc5v0_sys: vcc5v0-sys-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc5v0_sys";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ vin-supply = <&vcc12v_dcin>;
+ };
+
+ vcc5v0_usb: vcc5v0-usb-regulator {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc5v0_usb";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ vin-supply = <&vcc12v_dcin>;
+ };
+
+ vcc5v0_usb_host: vcc5v0-usb-host-regulator {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio0 RK_PA6 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ regulator-name = "vcc5v0_usb_host";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ vin-supply = <&vcc5v0_usb>;
+ };
+
+ vcc5v0_usb_hub: vcc5v0-usb-hub-regulator {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio0 RK_PD5 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ regulator-name = "vcc5v0_usb_hub";
+ regulator-always-on;
+ vin-supply = <&vcc5v0_usb>;
+ };
+
+ vcc5v0_usb_otg: vcc5v0-usb-otg-regulator {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ regulator-name = "vcc5v0_usb_otg";
+ regulator-min-microvolt = <5000000>;
+ regulator-max-microvolt = <5000000>;
+ vin-supply = <&vcc5v0_usb>;
+ };
+
+ vcc_cam: vcc-cam-regulator {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio1 RK_PB1 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ regulator-name = "vcc_cam";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vcc3v3_sys>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vcc_mipi: vcc-mipi-regulator {
+ compatible = "regulator-fixed";
+ enable-active-high;
+ gpio = <&gpio3 RK_PC0 GPIO_ACTIVE_HIGH>;
+ pinctrl-names = "default";
+ regulator-name = "vcc_mipi";
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vcc3v3_sys>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+};
+
+&gmac1 {
+ assigned-clocks = <&cru SCLK_GMAC1_RX_TX>, <&cru SCLK_GMAC1>;
+ assigned-clock-parents = <&cru SCLK_GMAC1_RGMII_SPEED>, <&gmac1_clkin>;
+ clock_in_out = "input";
+ phy-handle = <&rgmii_phy1>;
+ phy-mode = "rgmii-id";
+ pinctrl-names = "default";
+ status = "okay";
+};
+
+&mdio1 {
+ rgmii_phy1: ethernet-phy at 0 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <0x0>;
+ pinctrl-names = "default";
+ reset-assert-us = <20000>;
+ reset-deassert-us = <100000>;
+ reset-gpios = <&gpio3 RK_PB0 GPIO_ACTIVE_LOW>;
+ };
+};
+
+&sdmmc0 {
+ bus-width = <4>;
+ cap-sd-highspeed;
+ cd-gpios = <&gpio0 RK_PA4 GPIO_ACTIVE_LOW>;
+ disable-wp;
+ sd-uhs-sdr104;
+ status = "okay";
+};
+
+&uart2 {
+ status = "okay";
+};
+
+&usb_host0_ehci {
+ status = "okay";
+};
+
+&usb_host0_ohci {
+ status = "okay";
+};
+
+&usb_host0_xhci {
+ extcon = <&usb2phy0>;
+ status = "okay";
+};
+
+&usb_host1_ehci {
+ status = "okay";
+};
+
+&usb_host1_ohci {
+ status = "okay";
+};
+
+&usb_host1_xhci {
+ status = "okay";
+};
+
+&usb2phy0 {
+ status = "okay";
+};
+
+&usb2phy0_host {
+ phy-supply = <&vcc5v0_usb_host>;
+ status = "okay";
+};
+
+&usb2phy0_otg {
+ phy-supply = <&vcc5v0_usb_otg>;
+ status = "okay";
+};
+
+&usb2phy1 {
+ status = "okay";
+};
+
+&usb2phy1_host {
+ phy-supply = <&vcc5v0_usb_host>;
+ status = "okay";
+};
+
+&usb2phy1_otg {
+ phy-supply = <&vcc5v0_usb_host>;
+ status = "okay";
+};
diff --git a/configs/rock-pi-3a-rk3568_defconfig b/configs/rock-pi-3a-rk3568_defconfig
new file mode 100644
index 0000000000..40732910be
--- /dev/null
+++ b/configs/rock-pi-3a-rk3568_defconfig
@@ -0,0 +1,69 @@
+CONFIG_ARM=y
+CONFIG_SKIP_LOWLEVEL_INIT=y
+CONFIG_COUNTER_FREQUENCY=24000000
+CONFIG_ARCH_ROCKCHIP=y
+CONFIG_TEXT_BASE=0x00a00000
+CONFIG_SPL_LIBCOMMON_SUPPORT=y
+CONFIG_SPL_LIBGENERIC_SUPPORT=y
+CONFIG_NR_DRAM_BANKS=2
+CONFIG_DEFAULT_DEVICE_TREE="rk3568-rock-3a"
+CONFIG_ROCKCHIP_RK3568=y
+CONFIG_SPL_ROCKCHIP_BACK_TO_BROM=y
+CONFIG_SPL_ROCKCHIP_COMMON_BOARD=y
+CONFIG_SPL_MMC=y
+CONFIG_SPL_SERIAL=y
+CONFIG_SPL_STACK_R_ADDR=0x600000
+CONFIG_TARGET_EVB_RK3568=y
+CONFIG_DEBUG_UART_BASE=0xFE660000
+CONFIG_DEBUG_UART_CLOCK=24000000
+CONFIG_SYS_LOAD_ADDR=0xc00800
+CONFIG_DEBUG_UART=y
+CONFIG_HAS_CUSTOM_SYS_INIT_SP_ADDR=y
+CONFIG_CUSTOM_SYS_INIT_SP_ADDR=0xc00000
+CONFIG_FIT=y
+CONFIG_FIT_VERBOSE=y
+CONFIG_SPL_LOAD_FIT=y
+CONFIG_DEFAULT_FDT_FILE="rockchip/rk3568-rock-3a.dtb"
+# CONFIG_DISPLAY_CPUINFO is not set
+CONFIG_DISPLAY_BOARDINFO_LATE=y
+CONFIG_SPL_MAX_SIZE=0x20000
+CONFIG_SPL_PAD_TO=0x7f8000
+CONFIG_SPL_HAS_BSS_LINKER_SECTION=y
+CONFIG_SPL_BSS_START_ADDR=0x4000000
+CONFIG_SPL_BSS_MAX_SIZE=0x4000
+# CONFIG_SPL_RAW_IMAGE_SUPPORT is not set
+# CONFIG_SPL_SHARES_INIT_SP_ADDR is not set
+CONFIG_SPL_STACK=0x400000
+CONFIG_SPL_STACK_R=y
+CONFIG_SPL_ATF=y
+CONFIG_CMD_GPT=y
+CONFIG_CMD_MMC=y
+# CONFIG_CMD_SETEXPR is not set
+# CONFIG_SPL_DOS_PARTITION is not set
+CONFIG_SPL_OF_CONTROL=y
+CONFIG_OF_LIVE=y
+CONFIG_NET_RANDOM_ETHADDR=y
+CONFIG_SPL_REGMAP=y
+CONFIG_SPL_SYSCON=y
+CONFIG_SPL_CLK=y
+CONFIG_ROCKCHIP_GPIO=y
+CONFIG_SYS_I2C_ROCKCHIP=y
+CONFIG_MISC=y
+CONFIG_SUPPORT_EMMC_RPMB=y
+CONFIG_MMC_DW=y
+CONFIG_MMC_DW_ROCKCHIP=y
+CONFIG_MMC_SDHCI=y
+CONFIG_MMC_SDHCI_SDMA=y
+CONFIG_MMC_SDHCI_ROCKCHIP=y
+CONFIG_ETH_DESIGNWARE=y
+CONFIG_GMAC_ROCKCHIP=y
+CONFIG_REGULATOR_PWM=y
+CONFIG_PWM_ROCKCHIP=y
+CONFIG_SPL_RAM=y
+CONFIG_DM_RESET=y
+CONFIG_BAUDRATE=1500000
+CONFIG_DEBUG_UART_SHIFT=2
+CONFIG_SYS_NS16550_MEM32=y
+CONFIG_SYSRESET=y
+# CONFIG_BINMAN_FDT is not set
+CONFIG_ERRNO_STR=y
--
2.25.1
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