--- a/arch/arm/dts/Makefile 2020-12-25 15:14:09.980329455 +0200 +++ b/arch/arm/dts/Makefile 2020-12-25 15:14:47.952271432 +0200 @@ -106,7 +106,8 @@ dtb-$(CONFIG_ROCKCHIP_RK3308) += \ rk3308-evb.dtb \ - rk3308-roc-cc.dtb + rk3308-roc-cc.dtb \ + rk3308-rock-pi-s.dtb dtb-$(CONFIG_ROCKCHIP_RK3328) += \ rk3328-evb.dtb \ --- /dev/null 2020-12-23 11:47:50.044000030 +0200 +++ b/arch/arm/dts/rk3308-rock-pi-s-u-boot.dtsi 2020-12-25 15:00:18.561552517 +0200 @@ -0,0 +1,17 @@ +// SPDX-License-Identifier: GPL-2.0+ +/* + * (C) Copyright 2018-2019 Rockchip Electronics Co., Ltd + */ +#include "rk3308-u-boot.dtsi" + +/ { + chosen { + u-boot,spl-boot-order = "same-as-spl", &sdmmc, &emmc; + }; +}; + +&uart2 { + u-boot,dm-pre-reloc; + clock-frequency = <24000000>; + status = "okay"; +}; --- /dev/null 2020-12-23 11:47:50.044000030 +0200 +++ b/arch/arm/dts/rk3308-rock-pi-s.dts 2020-12-25 15:53:15.775897762 +0200 @@ -0,0 +1,215 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Copyright (c) 2019 Akash Gajjar + * Copyright (c) 2019 Jagan Teki + */ + +/dts-v1/; +#include "rk3308.dtsi" + +/ { + model = "Radxa ROCK Pi S"; + compatible = "radxa,rockpis", "rockchip,rk3308"; + + chosen { + stdout-path = "serial2:1500000n8"; + }; + + leds { + compatible = "gpio-leds"; + pinctrl-names = "default"; + pinctrl-0 = <&green_led_gio>, <&heartbeat_led_gpio>; + + green-led { + label = "rockpis:green:power"; + gpios = <&gpio0 RK_PA6 GPIO_ACTIVE_HIGH>; + linux,default-trigger = "default-on"; + default-state = "on"; + }; + + blue-led { + label = "rockpis:blue:user"; + gpios = <&gpio0 RK_PA5 GPIO_ACTIVE_HIGH>; + default-state = "on"; + linux,default-trigger = "heartbeat"; + }; + }; + + 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>; + }; + + vdd_core: vdd-core { + compatible = "pwm-regulator"; + pwms = <&pwm0 0 5000 1>; + regulator-name = "vdd_core"; + regulator-min-microvolt = <827000>; + regulator-max-microvolt = <1340000>; + regulator-init-microvolt = <1015000>; + regulator-settling-time-up-us = <250>; + regulator-always-on; + regulator-boot-on; + pwm-supply = <&vcc5v0_sys>; + }; + + vdd_log: vdd-log { + compatible = "regulator-fixed"; + regulator-name = "vdd_log"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <1050000>; + vin-supply = <&vcc5v0_sys>; + }; + + vcc_ddr: vcc-ddr { + compatible = "regulator-fixed"; + regulator-name = "vcc_ddr"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; + vin-supply = <&vcc5v0_sys>; + }; + + vcc_1v8: vcc-1v8 { + compatible = "regulator-fixed"; + regulator-name = "vcc_1v8"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1800000>; + regulator-max-microvolt = <1800000>; + vin-supply = <&vcc_io>; + }; + + vcc_io: vcc-io { + compatible = "regulator-fixed"; + regulator-name = "vcc_io"; + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc5v0_sys>; + }; + + vcc_phy: vcc-phy-regulator { + compatible = "regulator-fixed"; + regulator-name = "vcc_phy"; + regulator-always-on; + regulator-boot-on; + }; + + vcc5v0_otg: vcc5v0-otg { + compatible = "regulator-fixed"; + regulator-name = "vcc5v0_otg"; + regulator-always-on; + gpio = <&gpio0 RK_PC5 GPIO_ACTIVE_HIGH>; + enable-active-high; + pinctrl-names = "default"; + pinctrl-0 = <&otg_vbus_drv>; + vin-supply = <&vcc5v0_sys>; + }; +}; + +&cpu0 { + cpu-supply = <&vdd_core>; +}; + +&emmc { + bus-width = <4>; // Confirm if right value - <8> + cap-mmc-highspeed; + mmc-hs200-1_8v; + /* supports-sd; */ + /* disable-wp; */ + non-removable; + /* num-slots = <1>; */ + /* please provide actual vmmc and vqmmc supplies + vin is not a valid supply for emmcs */ + vin-supply = <&vcc_io>; + status = "okay"; +}; + +&i2c1 { + status = "okay"; +}; + +&sdmmc { + bus-width = <4>; + cap-mmc-highspeed; + cap-sd-highspeed; + disable-wp; + max-frequency = <150000000>; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc_clk &sdmmc_cmd &sdmmc_det &sdmmc_bus4>; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; + status = "okay"; +}; + +&mac { + phy-supply = <&vcc_phy>; + clock_in_out = "output"; + assigned-clocks = <&cru SCLK_MAC>; + assigned-clock-parents = <&cru SCLK_MAC_SRC>; + snps,reset-gpio = <&gpio0 RK_PA7 GPIO_ACTIVE_LOW>; + snps,reset-active-low; + snps,reset-delays-us = <0 50000 50000>; + status = "okay"; +}; + +&spi2 { + status = "okay"; + max-freq = <10000000>; +}; + +&pinctrl { + pinctrl-names = "default"; + pinctrl-0 = <&rtc_32k>; + + leds { + green_led_gio: green-led-gpio { + rockchip,pins = <0 RK_PA6 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + heartbeat_led_gpio: heartbeat-led-gpio { + rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + usb { + otg_vbus_drv: otg-vbus-drv { + rockchip,pins = <0 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; +}; + +&pwm0 { + status = "okay"; + pinctrl-0 = <&pwm0_pin_pull_down>; +}; + +&saradc { + vref-supply = <&vcc_1v8>; + status = "okay"; +}; + +&uart0 { + status = "okay"; +}; + +&uart2 { + status = "okay"; +}; + +&uart4 { + pinctrl-names = "default"; + pinctrl-0 = <&uart4_xfer &uart4_rts &uart4_cts>; + status = "okay"; +}; --- /dev/null 2020-12-23 11:47:50.044000030 +0200 +++ b/configs/rock-pi-s-rk3308_defconfig 2020-12-25 17:35:28.269897086 +0200 @@ -0,0 +1,105 @@ +CONFIG_ARM=y +CONFIG_SKIP_LOWLEVEL_INIT=y +CONFIG_ARCH_ROCKCHIP=y +CONFIG_SYS_TEXT_BASE=0x00600000 +CONFIG_SPL_GPIO_SUPPORT=y +CONFIG_SPL_LIBCOMMON_SUPPORT=y +CONFIG_SPL_LIBGENERIC_SUPPORT=y +CONFIG_SYS_MALLOC_F_LEN=0x2000 +CONFIG_ROCKCHIP_RK3308=y +CONFIG_ROCKCHIP_SPL_RESERVE_IRAM=0x0 +CONFIG_SPL_DRIVERS_MISC_SUPPORT=y +CONFIG_TARGET_EVB_RK3308=y +CONFIG_SPL_STACK_R_ADDR=0xc00000 +CONFIG_PRE_CON_BUF_ADDR=0x0f200000 +CONFIG_DEBUG_UART_BASE=0xFF0C0000 +CONFIG_DEBUG_UART_CLOCK=24000000 +CONFIG_SPL_LIBDISK_SUPPORT=y +CONFIG_DEFAULT_DEVICE_TREE="rk3308-rock-pi-s" +CONFIG_DEBUG_UART=y +CONFIG_SYS_LOAD_ADDR=0x800800 +CONFIG_BAUDRATE=1500000 +# CONFIG_LOCALVERSION_AUTO is not set +CONFIG_ANDROID_BOOT_IMAGE=y +CONFIG_FIT=y +CONFIG_FIT_VERBOSE=y +CONFIG_PRE_CONSOLE_BUFFER=y +CONFIG_CONSOLE_MUX=y +CONFIG_SYS_CONSOLE_ENV_OVERWRITE=y +# CONFIG_SYS_DEVICE_NULLDEV is not set +CONFIG_DEFAULT_FDT_FILE="rk3308-rock-pi-s.dtb" +CONFIG_MISC_INIT_R=y +CONFIG_VERSION_VARIABLE=y +# CONFIG_DISPLAY_CPUINFO is not set +CONFIG_DISPLAY_BOARDINFO_LATE=y +CONFIG_BOARD_TYPES=y +CONFIG_SPL_STACK_R=y +CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_USE_PARTITION=y +CONFIG_CMD_CONFIG=y +# CONFIG_CMD_ELF is not set +# CONFIG_CMD_IMI is not set +# CONFIG_CMD_XIMG is not set +CONFIG_CMD_GPT=y +# CONFIG_CMD_LOADB is not set +# CONFIG_CMD_LOADS is not set +CONFIG_CMD_MMC=y +CONFIG_CMD_USB=y +CONFIG_CMD_USB_MASS_STORAGE=y +# CONFIG_CMD_ITEST is not set +# CONFIG_CMD_SETEXPR is not set +# CONFIG_ISO_PARTITION is not set +CONFIG_EFI_PARTITION_ENTRIES_NUMBERS=64 +CONFIG_SPL_OF_CONTROL=y +CONFIG_OF_LIVE=y +CONFIG_OF_SPL_REMOVE_PROPS="pinctrl-0 pinctrl-names clock-names interrupt-parent assigned-clocks assigned-clock-rates assigned-clock-parents" +CONFIG_SYS_RELOC_GD_ENV_ADDR=y +CONFIG_REGMAP=y +CONFIG_SYSCON=y +CONFIG_CLK=y +# CONFIG_USB_FUNCTION_FASTBOOT is not set +CONFIG_SPL_FIRMWARE=y +CONFIG_ROCKCHIP_GPIO=y +CONFIG_SYS_I2C_ROCKCHIP=y +CONFIG_LED=y +CONFIG_LED_GPIO=y +CONFIG_MMC_DW=y +CONFIG_MMC_DW_ROCKCHIP=y +CONFIG_MMC_SDHCI=y +CONFIG_MMC_SDHCI_ROCKCHIP=y +CONFIG_PHY_REALTEK=y +CONFIG_DM_ETH=y +CONFIG_PHY_GIGE=y +CONFIG_ETH_DESIGNWARE=y +CONFIG_RGMII=y +CONFIG_MII=y +CONFIG_GMAC_ROCKCHIP=y +CONFIG_PHY_ROCKCHIP_INNO_USB2=y +CONFIG_PINCTRL=y +CONFIG_DM_PMIC=y +CONFIG_PMIC_RK8XX=y +CONFIG_REGULATOR_PWM=y +CONFIG_DM_REGULATOR_FIXED=y +CONFIG_PWM_ROCKCHIP=y +CONFIG_RAM=y +CONFIG_ROCKCHIP_SDRAM_COMMON=y +CONFIG_DM_RESET=y +CONFIG_DEBUG_UART_SHIFT=2 +CONFIG_ROCKCHIP_SPI=y +CONFIG_SYSRESET=y +CONFIG_USB=y +CONFIG_DM_USB_GADGET=y +CONFIG_SPL_DM_USB_GADGET=y +CONFIG_USB_EHCI_HCD=y +CONFIG_USB_EHCI_GENERIC=y +CONFIG_USB_DWC2=y +CONFIG_USB_DWC3=y +CONFIG_ROCKCHIP_USB2_PHY=y +CONFIG_USB_KEYBOARD=y +CONFIG_USB_GADGET=y +CONFIG_USB_GADGET_DWC2_OTG=y +CONFIG_USB_GADGET_DOWNLOAD=y +CONFIG_EXT4_WRITE=y +CONFIG_SPL_TINY_MEMSET=y +CONFIG_LZO=y +CONFIG_ERRNO_STR=y +# CONFIG_EFI_LOADER is not set