[PATCH v4 1/1] arm64: dts: rockchip: rk3568: Add Radxa ROCK 3 Model A board support

Akash gajjar04akash at gmail.com
Thu Feb 23 16:40:45 CET 2023


HI Vasily,


I just tried now adding emmc module and able to access it.

Also Added CMD_REGULATOR support and tried command as you suggested.

Pasting logs at https://paste.ubuntu.com/p/Cx6x3CNj9w/

Let me know if I am missing anything here.


Thanks,
Akash

On 23-02-2023 06:01, Vasily Khoruzhick wrote:
> On Tue, Feb 14, 2023 at 12:11 PM Akash Gajjar <gajjar04akash at gmail.com> wrote:
>
> Hi Akash,
>
>> Add Radxa ROCK 3 Model A support. sync rk3568-rock-3a.dts from Linux 6.2.0-rc7
>>
>> Board Specifications
>> - Rockchip RK3568
>> - 2/4/8GB LPDDR4 3200MT/s
>> - eMMC socket, SD card slot
> Have you actually tested eMMC support? It seems to be broken when the
> system boots off SD card, "mmc info" returns "unable to select a mode
> : -70". I have a strong suspicion that it's due to rk_i2c being broken
> for rk3568, with debug enabled it complains "I2C Send Start Bit
> Timeout" on every i2c transaction.
>
> Could you please share "mmc info" and "regulator status -a" output
> from your build?
>
> Regards,
> Vasily
>
>> - GbE LAN,
>> - PCIe 3.0/2.0
>> - M.2 Connector
>> - 3.5mm Audio jack with mic
>> - HDMI 2.0, MIPI DSI/CSI
>> - USB 3.0 Host/OTG, USB 2.0 Host
>> - 40-pin GPIO expansion ports
>> - USB Type C PD 2.0, 9V/2A, 12V/2A, 15V/2A, 20V/2A
>>
>> Refer Linux commit <22a442e6586c>
>> ("arm64: dts: rockchip: add basic dts for the radxa rock3 model a")
>>
>> Signed-off-by: Akash Gajjar <gajjar04akash at gmail.com>
>> ---
>> Changes in v2:
>> - Ammend the commit message, Replace Rock Pi 3a with ROCK3A Model A. Update the
>>    specs from https://wiki.radxa.com/Rock3/3a
>> - Sync missing node in dts, still some of the nodes like vop, vop mmu, i2s2_2ch
>>    gpu, hdmi removed as there is no driver support present in u-boot.
>> - Duplicated sdmmc node removed from dts.
>> Changes in v3:
>> - Replace rock-pi-3a-rk3568_defconfig with rock-3a-rk3568_defconfig
>> Changes in v4:
>> - Add maintainer for the board
>> ---
>>   arch/arm/dts/Makefile                   |   3 +-
>>   arch/arm/dts/rk3568-rock-3a-u-boot.dtsi |  24 +
>>   arch/arm/dts/rk3568-rock-3a.dts         | 609 ++++++++++++++++++++++++
>>   board/rockchip/evb_rk3568/MAINTAINERS   |   7 +
>>   configs/rock-3a-rk3568_defconfig        |  74 +++
>>   5 files changed, 716 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-3a-rk3568_defconfig
>>
>> diff --git a/arch/arm/dts/Makefile b/arch/arm/dts/Makefile
>> index 9d647b9639..945843bebc 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..ae23ae8587
>> --- /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..a2f2baa4ea
>> --- /dev/null
>> +++ b/arch/arm/dts/rk3568-rock-3a.dts
>> @@ -0,0 +1,609 @@
>> +// 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";
>> +               pinctrl-0 = <&vcc5v0_usb_host_en>;
>> +               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";
>> +               pinctrl-0 = <&vcc5v0_usb_hub_en>;
>> +               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";
>> +               pinctrl-0 = <&vcc_cam_en>;
>> +               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";
>> +               pinctrl-0 = <&vcc_mipi_en>;
>> +               regulator-name = "vcc_mipi";
>> +               regulator-min-microvolt = <3300000>;
>> +               regulator-max-microvolt = <3300000>;
>> +               vin-supply = <&vcc3v3_sys>;
>> +
>> +               regulator-state-mem {
>> +                       regulator-off-in-suspend;
>> +               };
>> +       };
>> +};
>> +
>> +&combphy0 {
>> +       status = "okay";
>> +};
>> +
>> +&combphy1 {
>> +       status = "okay";
>> +};
>> +
>> +&combphy2 {
>> +       status = "okay";
>> +};
>> +
>> +&cpu0 {
>> +       cpu-supply = <&vdd_cpu>;
>> +};
>> +
>> +&cpu1 {
>> +       cpu-supply = <&vdd_cpu>;
>> +};
>> +
>> +&cpu2 {
>> +       cpu-supply = <&vdd_cpu>;
>> +};
>> +
>> +&cpu3 {
>> +       cpu-supply = <&vdd_cpu>;
>> +};
>> +
>> +&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";
>> +};
>> +
>> +&i2c0 {
>> +       status = "okay";
>> +
>> +       vdd_cpu: regulator at 1c {
>> +               compatible = "tcs,tcs4525";
>> +               reg = <0x1c>;
>> +               fcs,suspend-voltage-selector = <1>;
>> +               regulator-name = "vdd_cpu";
>> +               regulator-always-on;
>> +               regulator-boot-on;
>> +               regulator-min-microvolt = <800000>;
>> +               regulator-max-microvolt = <1150000>;
>> +               regulator-ramp-delay = <2300>;
>> +               vin-supply = <&vcc5v0_sys>;
>> +
>> +               regulator-state-mem {
>> +                       regulator-off-in-suspend;
>> +               };
>> +       };
>> +
>> +       rk809: pmic at 20 {
>> +               compatible = "rockchip,rk809";
>> +               reg = <0x20>;
>> +               interrupt-parent = <&gpio0>;
>> +               interrupts = <RK_PA3 IRQ_TYPE_LEVEL_LOW>;
>> +               assigned-clocks = <&cru I2S1_MCLKOUT_TX>;
>> +               assigned-clock-parents = <&cru CLK_I2S1_8CH_TX>;
>> +               #clock-cells = <1>;
>> +               clock-names = "mclk";
>> +               clocks = <&cru I2S1_MCLKOUT_TX>;
>> +               pinctrl-names = "default";
>> +               pinctrl-0 = <&pmic_int>, <&i2s1m0_mclk>;
>> +               rockchip,system-power-controller;
>> +               #sound-dai-cells = <0>;
>> +               vcc1-supply = <&vcc3v3_sys>;
>> +               vcc2-supply = <&vcc3v3_sys>;
>> +               vcc3-supply = <&vcc3v3_sys>;
>> +               vcc4-supply = <&vcc3v3_sys>;
>> +               vcc5-supply = <&vcc3v3_sys>;
>> +               vcc6-supply = <&vcc3v3_sys>;
>> +               vcc7-supply = <&vcc3v3_sys>;
>> +               vcc8-supply = <&vcc3v3_sys>;
>> +               vcc9-supply = <&vcc3v3_sys>;
>> +               wakeup-source;
>> +
>> +               regulators {
>> +                       vdd_logic: DCDC_REG1 {
>> +                               regulator-name = "vdd_logic";
>> +                               regulator-always-on;
>> +                               regulator-boot-on;
>> +                               regulator-init-microvolt = <900000>;
>> +                               regulator-initial-mode = <0x2>;
>> +                               regulator-min-microvolt = <500000>;
>> +                               regulator-max-microvolt = <1350000>;
>> +                               regulator-ramp-delay = <6001>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vdd_gpu: DCDC_REG2 {
>> +                               regulator-name = "vdd_gpu";
>> +                               regulator-always-on;
>> +                               regulator-init-microvolt = <900000>;
>> +                               regulator-initial-mode = <0x2>;
>> +                               regulator-min-microvolt = <500000>;
>> +                               regulator-max-microvolt = <1350000>;
>> +                               regulator-ramp-delay = <6001>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vcc_ddr: DCDC_REG3 {
>> +                               regulator-name = "vcc_ddr";
>> +                               regulator-always-on;
>> +                               regulator-boot-on;
>> +                               regulator-initial-mode = <0x2>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-on-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vdd_npu: DCDC_REG4 {
>> +                               regulator-name = "vdd_npu";
>> +                               regulator-init-microvolt = <900000>;
>> +                               regulator-initial-mode = <0x2>;
>> +                               regulator-min-microvolt = <500000>;
>> +                               regulator-max-microvolt = <1350000>;
>> +                               regulator-ramp-delay = <6001>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vcc_1v8: DCDC_REG5 {
>> +                               regulator-name = "vcc_1v8";
>> +                               regulator-always-on;
>> +                               regulator-boot-on;
>> +                               regulator-min-microvolt = <1800000>;
>> +                               regulator-max-microvolt = <1800000>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vdda0v9_image: LDO_REG1 {
>> +                               regulator-name = "vdda0v9_image";
>> +                               regulator-min-microvolt = <900000>;
>> +                               regulator-max-microvolt = <900000>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vdda_0v9: LDO_REG2 {
>> +                               regulator-name = "vdda_0v9";
>> +                               regulator-always-on;
>> +                               regulator-boot-on;
>> +                               regulator-min-microvolt = <900000>;
>> +                               regulator-max-microvolt = <900000>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vdda0v9_pmu: LDO_REG3 {
>> +                               regulator-name = "vdda0v9_pmu";
>> +                               regulator-always-on;
>> +                               regulator-boot-on;
>> +                               regulator-min-microvolt = <900000>;
>> +                               regulator-max-microvolt = <900000>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-on-in-suspend;
>> +                                       regulator-suspend-microvolt = <900000>;
>> +                               };
>> +                       };
>> +
>> +                       vccio_acodec: LDO_REG4 {
>> +                               regulator-name = "vccio_acodec";
>> +                               regulator-always-on;
>> +                               regulator-min-microvolt = <3300000>;
>> +                               regulator-max-microvolt = <3300000>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vccio_sd: LDO_REG5 {
>> +                               regulator-name = "vccio_sd";
>> +                               regulator-min-microvolt = <1800000>;
>> +                               regulator-max-microvolt = <3300000>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vcc3v3_pmu: LDO_REG6 {
>> +                               regulator-name = "vcc3v3_pmu";
>> +                               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>;
>> +                               };
>> +                       };
>> +
>> +                       vcca_1v8: LDO_REG7 {
>> +                               regulator-name = "vcca_1v8";
>> +                               regulator-always-on;
>> +                               regulator-boot-on;
>> +                               regulator-min-microvolt = <1800000>;
>> +                               regulator-max-microvolt = <1800000>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vcca1v8_pmu: LDO_REG8 {
>> +                               regulator-name = "vcca1v8_pmu";
>> +                               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>;
>> +                               };
>> +                       };
>> +
>> +                       vcca1v8_image: LDO_REG9 {
>> +                               regulator-name = "vcca1v8_image";
>> +                               regulator-min-microvolt = <1800000>;
>> +                               regulator-max-microvolt = <1800000>;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vcc_3v3: SWITCH_REG1 {
>> +                               regulator-name = "vcc_3v3";
>> +                               regulator-always-on;
>> +                               regulator-boot-on;
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +
>> +                       vcc3v3_sd: SWITCH_REG2 {
>> +                               regulator-name = "vcc3v3_sd";
>> +
>> +                               regulator-state-mem {
>> +                                       regulator-off-in-suspend;
>> +                               };
>> +                       };
>> +               };
>> +
>> +               codec {
>> +                       mic-in-differential;
>> +               };
>> +       };
>> +};
>> +
>> +&i2c3 {
>> +       pinctrl-names = "default";
>> +       pinctrl-0 = <&i2c3m1_xfer>;
>> +       status = "disabled";
>> +};
>> +
>> +&i2c4 {
>> +       pinctrl-names = "default";
>> +       pinctrl-0 = <&i2c4m1_xfer>;
>> +       status = "disabled";
>> +};
>> +
>> +&i2c5 {
>> +       status = "okay";
>> +
>> +       hym8563: rtc at 51 {
>> +               compatible = "haoyu,hym8563";
>> +               reg = <0x51>;
>> +               interrupt-parent = <&gpio0>;
>> +               interrupts = <RK_PD3 IRQ_TYPE_LEVEL_LOW>;
>> +               #clock-cells = <0>;
>> +               clock-output-names = "rtcic_32kout";
>> +               pinctrl-names = "default";
>> +               pinctrl-0 = <&hym8563_int>;
>> +               wakeup-source;
>> +       };
>> +};
>> +
>> +&i2s0_8ch {
>> +       status = "okay";
>> +};
>> +
>> +&i2s1_8ch {
>> +       rockchip,trcm-sync-tx-only;
>> +       status = "okay";
>> +};
>> +
>> +&mdio1 {
>> +       rgmii_phy1: ethernet-phy at 0 {
>> +               compatible = "ethernet-phy-ieee802.3-c22";
>> +               reg = <0x0>;
>> +               pinctrl-names = "default";
>> +               pinctrl-0 = <&eth_phy_rst>;
>> +               reset-assert-us = <20000>;
>> +               reset-deassert-us = <100000>;
>> +               reset-gpios = <&gpio3 RK_PB0 GPIO_ACTIVE_LOW>;
>> +       };
>> +};
>> +
>> +&pinctrl {
>> +       cam {
>> +               vcc_cam_en: vcc_cam_en {
>> +                       rockchip,pins = <1 RK_PB1 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +       };
>> +
>> +       display {
>> +               vcc_mipi_en: vcc_mipi_en {
>> +                       rockchip,pins = <3 RK_PC0 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +       };
>> +
>> +       ethernet {
>> +               eth_phy_rst: eth_phy_rst {
>> +                       rockchip,pins = <3 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +       };
>> +
>> +       hym8563 {
>> +               hym8563_int: hym8563-int {
>> +                       rockchip,pins = <0 RK_PD3 RK_FUNC_GPIO &pcfg_pull_up>;
>> +               };
>> +       };
>> +
>> +       leds {
>> +               led_user_en: led_user_en {
>> +                       rockchip,pins = <0 RK_PB7 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +       };
>> +
>> +       pcie {
>> +               pcie_enable_h: pcie-enable-h {
>> +                       rockchip,pins = <0 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +
>> +               pcie_reset_h: pcie-reset-h {
>> +                       rockchip,pins = <3 RK_PC1 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +       };
>> +
>> +       pmic {
>> +               pmic_int: pmic_int {
>> +                       rockchip,pins =
>> +                               <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>;
>> +               };
>> +       };
>> +
>> +       usb {
>> +               vcc5v0_usb_host_en: vcc5v0_usb_host_en {
>> +                       rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +               vcc5v0_usb_hub_en: vcc5v0_usb_hub_en {
>> +                       rockchip,pins = <0 RK_PD5 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +               vcc5v0_usb_otg_en: vcc5v0_usb_otg_en {
>> +                       rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +       };
>> +
>> +       bt {
>> +               bt_enable: bt-enable {
>> +                       rockchip,pins = <4 RK_PB2 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +
>> +               bt_host_wake: bt-host-wake {
>> +                       rockchip,pins = <4 RK_PB4 RK_FUNC_GPIO &pcfg_pull_down>;
>> +               };
>> +
>> +               bt_wake: bt-wake {
>> +                       rockchip,pins = <4 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +       };
>> +
>> +       sdio-pwrseq {
>> +               wifi_enable: wifi-enable {
>> +                       rockchip,pins = <3 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>;
>> +               };
>> +       };
>> +};
>> +
>> +&pmu_io_domains {
>> +       pmuio1-supply = <&vcc3v3_pmu>;
>> +       pmuio2-supply = <&vcc3v3_pmu>;
>> +       vccio1-supply = <&vccio_acodec>;
>> +       vccio2-supply = <&vcc_1v8>;
>> +       vccio3-supply = <&vccio_sd>;
>> +       vccio4-supply = <&vcc_1v8>;
>> +       vccio5-supply = <&vcc_3v3>;
>> +       vccio6-supply = <&vcc_1v8>;
>> +       vccio7-supply = <&vcc_3v3>;
>> +       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/board/rockchip/evb_rk3568/MAINTAINERS b/board/rockchip/evb_rk3568/MAINTAINERS
>> index b6ea498d2b..aebecd901c 100644
>> --- a/board/rockchip/evb_rk3568/MAINTAINERS
>> +++ b/board/rockchip/evb_rk3568/MAINTAINERS
>> @@ -4,3 +4,10 @@ S:      Maintained
>>   F:      board/rockchip/evb_rk3568
>>   F:      include/configs/evb_rk3568.h
>>   F:      configs/evb-rk3568_defconfig
>> +
>> +ROCK-3A
>> +M:      Akash Gajjar <gajjar04akash at gmail.com>
>> +S:      Maintained
>> +F:      configs/rock-3a-rk3568_defconfig
>> +F:      arch/arm/dts/rk3568-rock-3a.dts
>> +F:      arch/arm/dts/rk3568-rock-3a-u-boot.dtsi
>> diff --git a/configs/rock-3a-rk3568_defconfig b/configs/rock-3a-rk3568_defconfig
>> new file mode 100644
>> index 0000000000..1686c8c1aa
>> --- /dev/null
>> +++ b/configs/rock-3a-rk3568_defconfig
>> @@ -0,0 +1,74 @@
>> +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_DM_PMIC=y
>> +CONFIG_PMIC_RK8XX=y
>> +CONFIG_SPL_PMIC_RK8XX=y
>> +CONFIG_SPL_STACK=0x400000
>> +CONFIG_SPL_STACK_R=y
>> +CONFIG_SPL_ATF=y
>> +CONFIG_CMD_I2C=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_REGULATOR_RK8XX=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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