[PATCH 2/3] ARM: dts: rockchip: Add VMARC RK3288 SOM initial support
Kever Yang
kever.yang at rock-chips.com
Sat Jun 27 11:11:05 EDT 2020
On 2020/6/19 上午12:12, Jagan Teki wrote:
> VMARC RK3288 SOM is a standard SMARC SOM design with
> Rockchip RK3288 SoC, which is designed by Vamrs.
>
> Specification:
> - Rockchip RK3288
> - PMIC: RK808
> - SD slot, 16GiB eMMC
> - 2xUSB-2.0, 1xUSB3.0
> - USB-C for power supply
> - Ethernet, PCIe
> - HDMI, MIPI-DSI/CSI, eDP
>
> Add initial support for VMARC RK3288 SOM, this would use
> with associated carrier board.
>
> Signed-off-by: Jagan Teki <jagan at amarulasolutions.com>
Reviewed-by: Kever Yang <kever.yang at rock-chips.com>
Thanks,
- Kever
> ---
> arch/arm/dts/rk3288-vmarc-som.dtsi | 298 +++++++++++++++++++++++++++++
> 1 file changed, 298 insertions(+)
> create mode 100644 arch/arm/dts/rk3288-vmarc-som.dtsi
>
> diff --git a/arch/arm/dts/rk3288-vmarc-som.dtsi b/arch/arm/dts/rk3288-vmarc-som.dtsi
> new file mode 100644
> index 0000000000..1549ac4044
> --- /dev/null
> +++ b/arch/arm/dts/rk3288-vmarc-som.dtsi
> @@ -0,0 +1,298 @@
> +// SPDX-License-Identifier: (GPL-2.0+ OR MIT)
> +/*
> + * Copyright (c) 2019 Fuzhou Rockchip Electronics Co., Ltd
> + * Copyright (c) 2019 Vamrs Limited
> + * Copyright (c) 2019 Amarula Solutions(India)
> + */
> +
> +#include <dt-bindings/gpio/gpio.h>
> +#include <dt-bindings/pinctrl/rockchip.h>
> +#include <dt-bindings/pwm/pwm.h>
> +
> +/ {
> + compatible = "vamrs,rk3288-vmarc-som", "rockchip,rk3288";
> +
> + ext_gmac: external-gmac-clock {
> + compatible = "fixed-clock";
> + clock-frequency = <125000000>;
> + clock-output-names = "ext_gmac";
> + #clock-cells = <0>;
> + };
> +
> + vccio_flash: vccio-flash-regulator {
> + compatible = "regulator-fixed";
> + regulator-name = "vccio_flash";
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + startup-delay-us = <150>;
> + vin-supply = <&vcc_io>;
> + };
> +
> + vcc_sys: vsys-regulator {
> + compatible = "regulator-fixed";
> + regulator-name = "vcc_sys";
> + regulator-min-microvolt = <5000000>;
> + regulator-max-microvolt = <5000000>;
> + regulator-always-on;
> + regulator-boot-on;
> + };
> +};
> +
> +&emmc {
> + bus-width = <8>;
> + cap-mmc-highspeed;
> + disable-wp;
> + non-removable;
> + pinctrl-names = "default";
> + pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_pwr &emmc_bus8>;
> + status = "okay";
> +};
> +
> +&gmac {
> + assigned-clocks = <&cru SCLK_MAC>;
> + assigned-clock-parents = <&ext_gmac>;
> + clock_in_out = "input";
> + phy-mode = "rgmii";
> + phy-supply = <&vcc_io>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&rgmii_pins>;
> + snps,reset-gpio = <&gpio4 RK_PA7 GPIO_ACTIVE_HIGH>;
> + snps,reset-active-low;
> + snps,reset-delays-us = <0 10000 50000>;
> + tx_delay = <0x30>;
> + rx_delay = <0x10>;
> + max-speed = <1000>;
> +};
> +
> +&i2c0 {
> + clock-frequency = <400000>;
> + status = "okay";
> +
> + rk808: pmic at 1b {
> + compatible = "rockchip,rk808";
> + reg = <0x1b>;
> + interrupt-parent = <&gpio0>;
> + interrupts = <RK_PA4 IRQ_TYPE_LEVEL_LOW>;
> + pinctrl-names = "default";
> + pinctrl-0 = <&pmic_int &global_pwroff>;
> + rockchip,system-power-controller;
> + wakeup-source;
> + #clock-cells = <1>;
> + clock-output-names = "rk808-clkout1", "rk808-clkout2";
> +
> + vcc1-supply = <&vcc_sys>;
> + vcc2-supply = <&vcc_sys>;
> + vcc3-supply = <&vcc_sys>;
> + vcc4-supply = <&vcc_sys>;
> + vcc6-supply = <&vcc_sys>;
> + vcc7-supply = <&vcc_sys>;
> + vcc8-supply = <&vcc_io>;
> + vcc9-supply = <&vcc_io>;
> + vcc10-supply = <&vcc_sys>;
> + vcc11-supply = <&vcc_sys>;
> + vcc12-supply = <&vcc_io>;
> + vddio-supply = <&vcc_io>;
> +
> + regulators {
> + vdd_cpu: DCDC_REG1 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <750000>;
> + regulator-max-microvolt = <1400000>;
> + regulator-name = "vdd_arm";
> + regulator-state-mem {
> + regulator-off-in-suspend;
> + };
> + };
> +
> + vdd_gpu: DCDC_REG2 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <850000>;
> + regulator-max-microvolt = <1250000>;
> + regulator-name = "vdd_gpu";
> + regulator-ramp-delay = <6000>;
> + regulator-state-mem {
> + regulator-off-in-suspend;
> + };
> + };
> +
> + vcc_ddr: DCDC_REG3 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-name = "vcc_ddr";
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + };
> + };
> +
> + vcc_io: DCDC_REG4 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc_io";
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-microvolt = <3300000>;
> + };
> + };
> +
> + vcc_tp: LDO_REG1 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcc_tp";
> + regulator-state-mem {
> + regulator-off-in-suspend;
> + };
> + };
> +
> + vcca_codec: LDO_REG2 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <3300000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vcca_codec";
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-microvolt = <3300000>;
> + };
> + };
> +
> + vdd_10: LDO_REG3 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1000000>;
> + regulator-name = "vdd_10";
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-microvolt = <1000000>;
> + };
> + };
> +
> + vcc_wl: LDO_REG4 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-name = "vcc_wl";
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + };
> + };
> +
> + vccio_sd: LDO_REG5 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <3300000>;
> + regulator-name = "vccio_sd";
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-microvolt = <3300000>;
> + };
> + };
> +
> + vdd10_lcd: LDO_REG6 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <1000000>;
> + regulator-max-microvolt = <1000000>;
> + regulator-name = "vdd10_lcd";
> + regulator-state-mem {
> + regulator-off-in-suspend;
> + };
> + };
> +
> + vcc_18: LDO_REG7 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-name = "vcc_18";
> + regulator-state-mem {
> + regulator-on-in-suspend;
> + regulator-suspend-microvolt = <1800000>;
> + };
> + };
> +
> + vcc18_lcd: LDO_REG8 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-min-microvolt = <1800000>;
> + regulator-max-microvolt = <1800000>;
> + regulator-name = "vcc18_lcd";
> + regulator-state-mem {
> + regulator-off-in-suspend;
> + };
> + };
> +
> + vcc_sd: SWITCH_REG1 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-name = "vcc_sd";
> + regulator-state-mem {
> + regulator-off-in-suspend;
> + };
> + };
> +
> + vcc_lcd: SWITCH_REG2 {
> + regulator-always-on;
> + regulator-boot-on;
> + regulator-name = "vcc_lcd";
> + regulator-state-mem {
> + regulator-off-in-suspend;
> + };
> + };
> + };
> + };
> +};
> +
> +&io_domains {
> + bb-supply = <&vcc_io>;
> + flash0-supply = <&vccio_flash>;
> + gpio1830-supply = <&vcc_18>;
> + gpio30-supply = <&vcc_io>;
> + sdcard-supply = <&vccio_sd>;
> + status = "okay";
> +};
> +
> +&pinctrl {
> + pcfg_pull_none_drv_8ma: pcfg-pull-none-drv-8ma {
> + drive-strength = <8>;
> + };
> +
> + pcfg_pull_up_drv_8ma: pcfg-pull-up-drv-8ma {
> + bias-pull-up;
> + drive-strength = <8>;
> + };
> +
> + pmic {
> + pmic_int: pmic-int {
> + rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_up>;
> + };
> + };
> +
> + sdmmc {
> + sdmmc_bus4: sdmmc-bus4 {
> + rockchip,pins =
> + <6 RK_PC0 1 &pcfg_pull_up_drv_8ma>,
> + <6 RK_PC1 1 &pcfg_pull_up_drv_8ma>,
> + <6 RK_PC2 1 &pcfg_pull_up_drv_8ma>,
> + <6 RK_PC3 1 &pcfg_pull_up_drv_8ma>;
> + };
> +
> + sdmmc_clk: sdmmc-clk {
> + rockchip,pins =
> + <6 RK_PC4 1 &pcfg_pull_none_drv_8ma>;
> + };
> +
> + sdmmc_cmd: sdmmc-cmd {
> + rockchip,pins =
> + <6 RK_PC5 1 &pcfg_pull_up_drv_8ma>;
> + };
> + };
> +};
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