[PATCH 2/2] arm64: dts: rockchip: Add basic support for Kobol's Helios64
Uwe Kleine-König
uwe at kleine-koenig.org
Fri Sep 25 17:40:03 EDT 2020
The hardware is described in detail on Kobol's wiki at
https://wiki.kobol.io/helios64/intro/.
Up to now the following peripherals are working:
- UART
- Micro-SD card
- eMMC
- ethernet port 1
- status LED
Signed-off-by: Uwe Kleine-König <uwe at kleine-koenig.org>
---
arch/arm64/boot/dts/rockchip/Makefile | 1 +
.../dts/rockchip/rk3399-kobol-helios64.dts | 339 ++++++++++++++++++
2 files changed, 340 insertions(+)
create mode 100644 arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
diff --git a/arch/arm64/boot/dts/rockchip/Makefile b/arch/arm64/boot/dts/rockchip/Makefile
index b87b1f773083..ddf07c5e5f7c 100644
--- a/arch/arm64/boot/dts/rockchip/Makefile
+++ b/arch/arm64/boot/dts/rockchip/Makefile
@@ -24,6 +24,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-hugsun-x99.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-khadas-edge.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-khadas-edge-captain.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-khadas-edge-v.dtb
+dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-kobol-helios64.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-leez-p710.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-nanopc-t4.dtb
dtb-$(CONFIG_ARCH_ROCKCHIP) += rk3399-nanopi-m4.dtb
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts b/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
new file mode 100644
index 000000000000..a41aa18f644e
--- /dev/null
+++ b/arch/arm64/boot/dts/rockchip/rk3399-kobol-helios64.dts
@@ -0,0 +1,339 @@
+// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
+
+/dts-v1/;
+#include "rk3399.dtsi"
+#include "rk3399-opp.dtsi"
+
+/ {
+ model = "Kobol Helios64";
+ compatible = "kobol,helios64", "rockchip,rk3399";
+
+ clkin_gmac: external-gmac-clock {
+ compatible = "fixed-clock";
+ clock-frequency = <125000000>;
+ clock-output-names = "clkin_gmac";
+ #clock-cells = <0>;
+ };
+
+ vcc12v_dcin: vcc12v-dcin {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc12v_dcin";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <12000000>;
+ regulator-max-microvolt = <12000000>;
+ };
+
+ vcc12v_dcin_bkup: vcc12v-dcin-bkup {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc12v_dcin_bkup";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <12000000>;
+ regulator-max-microvolt = <12000000>;
+ vin-supply = <&vcc12v_dcin>;
+ };
+
+ vcc1v8_sys_s0: vcc1v8-sys-s0 {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc1v8_sys_s0";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ vin-supply = <&vcc1v8_sys_s3>;
+ };
+
+ avdd_1v8_s0: avdd-1v8-s0 {
+ compatible = "regulator-fixed";
+ regulator-name = "avdd_1v8_s0";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <1800000>;
+ vin-supply = <&vcc3v3_sys_s3>;
+ };
+
+ vcc3v3_sys_s3: vcc_lan: vcc3v3-sys-s3 {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc3v3_sys_s3";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3300000>;
+ regulator-max-microvolt = <3300000>;
+ vin-supply = <&vcc5v0_sys>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ };
+ };
+
+ vcc3v0_sd: vcc3v0-sd {
+ compatible = "regulator-fixed";
+ regulator-name = "vcc3v0_sd";
+ regulator-boot-on;
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+ vin-supply = <&vcc3v3_sys_s3>;
+ };
+
+ vcc5v0_sys: vcc5v0-sys {
+ 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_bkup>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ };
+ };
+
+ gpio-leds {
+ status = "okay";
+ compatible = "gpio-leds";
+ pinctrl-names = "default";
+ pinctrl-0 = <&system_led>;
+
+ status-led {
+ label = "helios64::status";
+ gpios = <&gpio0 RK_PB4 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "none";
+ default-state = "on";
+ mode = <0x23>;
+ };
+
+ fault-led {
+ label = "helios64:red:fault";
+ gpios = <&gpio0 RK_PB5 GPIO_ACTIVE_HIGH>;
+ linux,default-trigger = "panic";
+ default-state = "keep";
+ mode = <0x23>;
+ };
+ };
+};
+
+&cpu_l0 {
+ cpu-supply = <&vdd_cpu_l>;
+};
+
+&cpu_l1 {
+ cpu-supply = <&vdd_cpu_l>;
+};
+
+&cpu_l2 {
+ cpu-supply = <&vdd_cpu_l>;
+};
+
+&cpu_l3 {
+ cpu-supply = <&vdd_cpu_l>;
+};
+
+&cpu_b0 {
+ cpu-supply = <&vdd_cpu_b>;
+};
+
+&cpu_b1 {
+ cpu-supply = <&vdd_cpu_b>;
+};
+
+&emmc_phy {
+ status = "okay";
+};
+
+&gmac {
+ assigned-clocks = <&cru SCLK_RMII_SRC>;
+ assigned-clock-parents = <&clkin_gmac>;
+ clock_in_out = "input";
+ phy-supply = <&vcc_lan>;
+ phy-mode = "rgmii";
+ pinctrl-names = "default";
+ pinctrl-0 = <&rgmii_pins &rgmii_phy_reset>;
+ snps,reset-gpio = <&gpio3 RK_PB7 GPIO_ACTIVE_LOW>;
+ snps,reset-active-low;
+ snps,reset-delays-us = <0 10000 50000>;
+ tx_delay = <0x28>;
+ rx_delay = <0x20>;
+ status = "okay";
+};
+
+&i2c0 {
+ clock-frequency = <400000>;
+ i2c-scl-rising-time-ns = <168>;
+ i2c-scl-falling-time-ns = <4>;
+ status = "okay";
+
+ rk808: pmic at 1b {
+ compatible = "rockchip,rk808";
+ reg = <0x1b>;
+ #clock-cells = <1>;
+ clock-output-names = "xin32k", "rk808-clkout2";
+ interrupt-parent = <&gpio0>;
+ interrupts = <10 IRQ_TYPE_LEVEL_LOW>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&pmic_int_l>;
+ rockchip,system-power-controller;
+ wakeup-source;
+
+ vcc1-supply = <&vcc5v0_sys>;
+ vcc2-supply = <&vcc5v0_sys>;
+ vcc3-supply = <&vcc5v0_sys>;
+ vcc4-supply = <&vcc5v0_sys>;
+ vcc6-supply = <&vcc5v0_sys>;
+ vcc7-supply = <&vcc5v0_sys>;
+ vcc8-supply = <&vcc3v3_sys_s3>;
+ vcc9-supply = <&vcc5v0_sys>;
+ vcc10-supply = <&vcc5v0_sys>;
+ vcc11-supply = <&vcc5v0_sys>;
+ vcc12-supply = <&vcc3v3_sys_s3>;
+ vddio-supply = <&vcc3v0_s3>;
+
+ regulators {
+ vdd_cpu_l: DCDC_REG2 {
+ regulator-name = "vdd_cpu_l";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <750000>;
+ regulator-max-microvolt = <1350000>;
+ regulator-ramp-delay = <6001>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+
+ vcc1v8_sys_s3: DCDC_REG4 {
+ regulator-name = "vcc1v8_sys_s3";
+ 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>;
+ };
+ };
+
+ vcc_sdio_s0: LDO_REG4 {
+ regulator-name = "vcc_sdio_s0";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3000000>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <3000000>;
+ };
+ };
+
+ vcc3v0_s3: LDO_REG8 {
+ regulator-name = "vcc3v0_s3";
+ regulator-always-on;
+ regulator-boot-on;
+ regulator-min-microvolt = <3000000>;
+ regulator-max-microvolt = <3000000>;
+
+ regulator-state-mem {
+ regulator-on-in-suspend;
+ regulator-suspend-microvolt = <3000000>;
+ };
+ };
+ };
+ };
+
+ vdd_cpu_b: regulator at 40 {
+ compatible = "silergy,syr827";
+ reg = <0x40>;
+ fcs,suspend-voltage-selector = <1>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&vsel1_gpio>;
+ regulator-name = "vdd_cpu_b";
+ regulator-min-microvolt = <712500>;
+ regulator-max-microvolt = <1500000>;
+ regulator-ramp-delay = <1000>;
+ regulator-always-on;
+ regulator-boot-on;
+ vin-supply = <&vcc5v0_sys>;
+
+ regulator-state-mem {
+ regulator-off-in-suspend;
+ };
+ };
+};
+
+&io_domains {
+ status = "okay";
+ bt656-supply = <&vcc1v8_sys_s0>;
+ audio-supply = <&vcc1v8_sys_s0>;
+ sdmmc-supply = <&vcc_sdio_s0>;
+ gpio1830-supply = <&vcc3v0_s3>;
+};
+
+&pinctrl {
+ gmac {
+ rgmii_phy_reset: rgmii-phy-reset {
+ rockchip,pins =
+ <3 RK_PB7 RK_FUNC_GPIO &pcfg_output_low>;
+ };
+ };
+
+ leds {
+ system_led: sys-led {
+ rockchip,pins =
+ <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_down>,
+ <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_down>;
+ };
+ };
+
+ pmic {
+ pmic_int_l: pmic-int-l {
+ rockchip,pins =
+ <0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_up>;
+ };
+
+ vsel1_gpio: vsel1-gpio {
+ rockchip,pins =
+ <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_down>;
+ };
+
+ vsel2_gpio: vsel2-gpio {
+ rockchip,pins =
+ <1 RK_PB6 RK_FUNC_GPIO &pcfg_pull_down>;
+ };
+ };
+};
+
+&pmu_io_domains {
+ pmu1830-supply = <&vcc3v0_s3>;
+ status = "okay";
+};
+
+&sdhci {
+ bus-width = <8>;
+ mmc-hs200-1_8v;
+ supports-emmc;
+ non-removable;
+ disable-wp;
+ vqmmc-supply = <&vcc1v8_sys_s0>;
+ status = "okay";
+};
+
+&sdmmc {
+ bus-width = <4>;
+ cap-sd-highspeed;
+ cd-gpios = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>;
+ disable-wp;
+ pinctrl-names = "default";
+ pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_cd &sdmmc_bus4>;
+ vmmc-supply = <&vcc3v0_sd>;
+ vqmmc-supply = <&vcc_sdio_s0>;
+ status = "okay";
+};
+
+&uart2 {
+ status = "okay";
+};
--
2.28.0
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