[PATCH 3/3] arm64: dts: rockchip: Add Lunzn Fastrhino R68S

Tianling Shen
2023-04-28T01:37:55Z

It's similar to Fastrhino R66S with the following changes:
+ 2/4GB LPDDR4 RAM
+ 2x 1000 Base-T (native, RTL8211f)
+ ADC button
+ 16GB eMMC on-board
- No SD card slot

Signed-off-by: Tianling Shen <cnsztl@gmail.com>
---
arch/arm64/boot/dts/rockchip/Makefile | 1 +
.../dts/rockchip/rk3568-fastrhino-r68s.dts | 112 ++++++++++++++++++
2 files changed, 113 insertions(+)
create mode 100644 arch/arm64/boot/dts/rockchip/rk3568-fastrhino-r68s.dts

diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index 15089a78555a..1cf105d7407f 100644
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -86,6 +86,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3566-lubancat-1.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-bpi-r2-pro.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-evb1-v10.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-fastrhino-r66s.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-fastrhino-r68s.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-lubancat-2.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-nanopi-r5c.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3568-nanopi-r5s.dtb
diff --git a/arch/arm64/boot/dts/rockchip/rk3568-fastrhino-r68s.dts b/arch/arm64/boot/dts/rockchip/rk3568-fastrhino-r68s.dts
new file mode 100644
index 000000000000..6e972796f691
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3568-fastrhino-r68s.dts
@@ -0,0 +1,112 @@
+// SPDX-License-Identifier: GPL-2.0-or-later OR MIT
+
+#include "rk3568-fastrhino-r66s.dtsi"
+
+/ {
+ model = "Lunzn FastRhino R68S";
+ compatible = "lunzn,fastrhino-r68s", "rockchip,rk3568";
+
+ aliases {
+ ethernet0 = &gmac0;
+ ethernet1 = &gmac1;
+ mmc0 = &sdhci;
+ };
+
+ adc-keys {
+ compatible = "adc-keys";
+ io-channels = <&saradc 0>;
+ io-channel-names = "buttons";
+ keyup-threshold-microvolt = <1800000>;
+
+ button-recovery {
+ label = "Recovery";
+ linux,code = <KEY_VENDOR>;
+ press-threshold-microvolt = <1750>;
+ };
+ };
+};
+
+&gmac0 {
+ assigned-clocks = <&cru SCLK_GMAC0_RX_TX>, <&cru SCLK_GMAC0>;
+ assigned-clock-parents = <&cru SCLK_GMAC0_RGMII_SPEED>;
+ assigned-clock-rates = <0>, <125000000>;
+ clock_in_out = "output";
+ phy-handle = <&rgmii_phy0>;
+ phy-mode = "rgmii-id";
+ pinctrl-names = "default";
+ pinctrl-0 = <&gmac0_miim
+ &gmac0_tx_bus2
+ &gmac0_rx_bus2
+ &gmac0_rgmii_clk
+ &gmac0_rgmii_bus>;
+ snps,reset-gpio = <&gpio0 RK_PB0 GPIO_ACTIVE_LOW>;
+ snps,reset-active-low;
+ /* Reset time is 15ms, 50ms for rtl8211f */
+ snps,reset-delays-us = <0 15000 50000>;
+ tx_delay = <0x3c>;
+ rx_delay = <0x2f>;
+ status = "okay";
+};
+
+&gmac1 {
+ assigned-clocks = <&cru SCLK_GMAC1_RX_TX>, <&cru SCLK_GMAC1>;
+ assigned-clock-parents = <&cru SCLK_GMAC1_RGMII_SPEED>;
+ assigned-clock-rates = <0>, <125000000>;
+ clock_in_out = "output";
+ phy-handle = <&rgmii_phy1>;
+ phy-mode = "rgmii-id";
+ pinctrl-names = "default";
+ pinctrl-0 = <&gmac1m1_miim
+ &gmac1m1_tx_bus2
+ &gmac1m1_rx_bus2
+ &gmac1m1_rgmii_clk
+ &gmac1m1_rgmii_bus>;
+ snps,reset-gpio = <&gpio0 RK_PB1 GPIO_ACTIVE_LOW>;
+ snps,reset-active-low;
+ /* Reset time is 15ms, 50ms for rtl8211f */
+ snps,reset-delays-us = <0 15000 50000>;
+ tx_delay = <0x4f>;
+ rx_delay = <0x26>;
+ status = "okay";
+};
+
+&mdio0 {
+ rgmii_phy0: ethernet-phy@0 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <0>;
+ pinctrl-0 = <&eth_phy0_reset_pin>;
+ pinctrl-names = "default";
+ };
+};
+
+&mdio1 {
+ rgmii_phy1: ethernet-phy@0 {
+ compatible = "ethernet-phy-ieee802.3-c22";
+ reg = <0>;
+ pinctrl-0 = <&eth_phy1_reset_pin>;
+ pinctrl-names = "default";
+ };
+};
+
+&pinctrl {
+ gmac0 {
+ eth_phy0_reset_pin: eth-phy0-reset-pin {
+ rockchip,pins = <1 RK_PB0 RK_FUNC_GPIO &pcfg_pull_down>;
+ };
+ };
+
+ gmac1 {
+ eth_phy1_reset_pin: eth-phy1-reset-pin {
+ rockchip,pins = <1 RK_PB1 RK_FUNC_GPIO &pcfg_pull_down>;
+ };
+ };
+};
+
+&sdhci {
+ bus-width = <8>;
+ max-frequency = <200000000>;
+ non-removable;
+ pinctrl-names = "default";
+ pinctrl-0 = <&emmc_bus8 &emmc_clk &emmc_cmd &emmc_datastrobe>;
+ status = "okay";
+};
--
2.40.1