XPI-3128 is RK3128 based SBC form Geniatec in RPi form factor
Specs: - Rockchip RK3128 - 1 GB DDR3 DRAM - 8/16 GB eMMC - TF card slot - 100 MBit ethernet / RJ45 - optional Marvell 88W8897 (USB version) - 3 x USB host (onboard GL852G hub connected to SoC ehci host) - 1 x USB otg - 1 x Type-C (solely for powering the board) - HDMI 1.4 out - 1 ADC button - IR receiver - Artasie AM1805 RTC - 40 pin header
Signed-off-by: Alex Bee knaerzche@gmail.com --- arch/arm/boot/dts/rockchip/Makefile | 1 + .../arm/boot/dts/rockchip/rk3128-xpi-3128.dts | 431 ++++++++++++++++++ 2 files changed, 432 insertions(+) create mode 100644 arch/arm/boot/dts/rockchip/rk3128-xpi-3128.dts
diff --git a/arch/arm/boot/dts/rockchip/Makefile b/arch/arm/boot/dts/rockchip/Makefile index 0f46e18fe275..58868cf0510b 100644 --- a/arch/arm/boot/dts/rockchip/Makefile +++ b/arch/arm/boot/dts/rockchip/Makefile @@ -10,6 +10,7 @@ dtb-$(CONFIG_ARCH_ROCKCHIP) += \ rk3066a-mk808.dtb \ rk3066a-rayeager.dtb \ rk3128-evb.dtb \ + rk3128-xpi-3128.dtb \ rk3188-bqedison2qc.dtb \ rk3188-px3-evb.dtb \ rk3188-radxarock.dtb \ diff --git a/arch/arm/boot/dts/rockchip/rk3128-xpi-3128.dts b/arch/arm/boot/dts/rockchip/rk3128-xpi-3128.dts new file mode 100644 index 000000000000..842b5f20d98a --- /dev/null +++ b/arch/arm/boot/dts/rockchip/rk3128-xpi-3128.dts @@ -0,0 +1,431 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) + +/dts-v1/; + +#include <dt-bindings/input/input.h> +#include <dt-bindings/leds/common.h> +#include "rk3128.dtsi" + +/ { + model = "Geniatech XPI-3128"; + compatible = "geniatech,xpi-3128", "rockchip,rk3128"; + + aliases { + ethernet0 = &gmac; + gpio0 = &gpio0; + gpio1 = &gpio1; + gpio2 = &gpio2; + gpio3 = &gpio3; + mmc0 = &emmc; + mmc1 = &sdmmc; + serial0 = &uart1; + }; + + chosen { + stdout-path = "serial0:115200n8"; + }; + + adc-keys { + compatible = "adc-keys"; + io-channels = <&saradc 1>; + io-channel-names = "buttons"; + keyup-threshold-microvolt = <3300000>; + + button-recovery { + label = "Recovery"; + linux,code = <KEY_VENDOR>; + press-threshold-microvolt = <0>; + }; + }; + + dc_5v: dc-5v-regulator { + compatible = "regulator-fixed"; + regulator-name = "DC_5V"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + regulator-always-on; + regulator-boot-on; + }; + + /* + * This is a vbus-supply, which also supplies the GL852G usb hub, + * thus has to be always-on + */ + host_pwr_5v: host-pwr-5v-regulator { + compatible = "regulator-fixed"; + gpio = <&gpio3 RK_PC4 GPIO_ACTIVE_HIGH>; + startup-delay-us = <1500>; + regulator-name = "HOST_PWR_5V"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + vin-supply = <&dc_5v>; + pinctrl-names = "default"; + pinctrl-0 = <&host_drv>; + enable-active-high; + regulator-always-on; + }; + + ir-receiver { + compatible = "gpio-ir-receiver"; + gpios = <&gpio3 RK_PD2 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&ir_int>; + }; + + leds { + compatible = "gpio-leds"; + + led-power { + gpios = <&gpio0 RK_PD2 GPIO_ACTIVE_HIGH>; + function = LED_FUNCTION_POWER; + color = <LED_COLOR_ID_BLUE>; + default-state = "on"; + pinctrl-names = "default"; + pinctrl-0 = <&power_led>; + }; + + led-spd { + gpios = <&gpio3 RK_PB3 GPIO_ACTIVE_LOW>; + function = LED_FUNCTION_LAN; + color = <LED_COLOR_ID_GREEN>; + /* + * currently not allowed to be set as per + * https://www.kernel.org/doc/Documentation/devicetree/bindings/leds/common.yam... + * and has to set in userspace + * + * linux,default-trigger = "netdev"; + */ + pinctrl-names = "default"; + pinctrl-0 = <&spd_led>; + }; + }; + + mcu3v3: mcu3v3-regulator { + compatible = "regulator-fixed"; + regulator-name = "MCU3V3"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc_io>; + regulator-always-on; + regulator-boot-on; + }; + + vcc_ddr: vcc-ddr-regulator { + compatible = "regulator-fixed"; + regulator-name = "VCC_DDR"; + regulator-min-microvolt = <1500000>; + regulator-max-microvolt = <1500000>; + vin-supply = <&vcc_sys>; + regulator-always-on; + regulator-boot-on; + }; + + vcc_io: vcc-io-regulator { + compatible = "regulator-fixed"; + regulator-name = "VCC_IO"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc_sys>; + regulator-always-on; + regulator-boot-on; + }; + + vcc_lan: vcc-lan-regulator { + compatible = "regulator-fixed"; + regulator-name = "VCC_LAN"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc_io>; + regulator-always-on; + regulator-boot-on; + }; + + vcc_sd: vcc-sd-regulator { + compatible = "regulator-fixed"; + gpio = <&gpio1 RK_PB6 GPIO_ACTIVE_LOW>; + startup-delay-us = <500>; + regulator-name = "VCC_SD"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc_io>; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc_pwren>; + }; + + vcc_sys: vcc-sys-regulator { + compatible = "regulator-fixed"; + regulator-name = "VCC_SYS"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + vin-supply = <&dc_5v>; + regulator-always-on; + regulator-boot-on; + }; + + vcc33_hdmi: vcc33-hdmi-regulator { + compatible = "regulator-fixed"; + regulator-name = "VCC33_HDMI"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcca_33>; + regulator-always-on; + regulator-boot-on; + }; + + vcca_33: vcca-33-regulator { + compatible = "regulator-fixed"; + regulator-name = "VCCA_33"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + vin-supply = <&vcc_sys>; + regulator-always-on; + regulator-boot-on; + }; + + vdd_11: vdd-11-regulator { + compatible = "regulator-fixed"; + regulator-name = "VDD_11"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + vin-supply = <&vcc_sys>; + regulator-always-on; + regulator-boot-on; + }; + + vdd11_hdmi: vdd11-hdmi-regulator { + compatible = "regulator-fixed"; + regulator-name = "VDD11_HDMI"; + regulator-min-microvolt = <1100000>; + regulator-max-microvolt = <1100000>; + vin-supply = <&vdd_11>; + regulator-always-on; + regulator-boot-on; + }; + + vdd_arm: vdd-arm-regulator { + compatible = "pwm-regulator"; + regulator-name = "VDD_ARM"; + pwms = <&pwm1 0 25000 1>; + pwm-supply = <&vcc_sys>; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <1400000>; + regulator-always-on; + regulator-boot-on; + }; + + /* + * As per schematics vdd_log is minimum 900 mV, maximum 1400 mV. + * Since there are HW blocks in PD_LOGIC which are all driven by + * this supply, which either do not have a driver at all or the + * driver does not have regulator support, but are required for + * the board to run we have to make sure here, that the voltage + * never drops below 1050 mV. + */ + vdd_log: vdd-log-regulator { + compatible = "pwm-regulator"; + regulator-name = "VDD_LOG"; + pwms = <&pwm2 0 25000 1>; + pwm-dutycycle-range = <30 100>; + pwm-supply = <&vcc_sys>; + regulator-min-microvolt = <1050000>; + regulator-max-microvolt = <1400000>; + regulator-ramp-delay = <4000>; + regulator-always-on; + regulator-boot-on; + }; + + memory@60000000 { + device_type = "memory"; + reg = <0x60000000 0x40000000>; + }; + +}; + +&cpu0 { + cpu-supply = <&vdd_arm>; +}; + +&emmc { + bus-width = <8>; + vmmc-supply = <&vcc_io>; + pinctrl-names = "default"; + pinctrl-0 = <&emmc_clk &emmc_cmd &emmc_bus8>; + cap-mmc-highspeed; + no-sd; + no-sdio; + status = "okay"; +}; + +&gmac { + clock_in_out = "output"; + phy-supply = <&vcc_lan>; + phy-mode = "rmii"; + phy-handle = <&phy0>; + assigned-clocks = <&cru SCLK_MAC_SRC>; + assigned-clock-rates= <50000000>; + pinctrl-names = "default"; + pinctrl-0 = <&rmii_pins>; + status = "okay"; +}; + +/* + * Add labels for each pin which is exposed at the 40-pin header + */ +&gpio0 { + gpio-line-names = /* GPIO0 A0-A7 */ + "", "", "HEADER_5", "HEADER_3", + "", "", "", "", + /* GPIO0 B0-B7 */ + "HEADER_22", "HEADER_23", "", "HEADER_19", + "HEADER_26", "HEADER_21", "HEADER_24", "", + /* GPIO0 C0-C7 */ + "", "HEADER_18", "", "", + "", "", "", "", + /* GPIO0 D0-D7 */ + "HEADER_36", "", "", "", + "", "", "HEADER_13", ""; +}; + +&gpio1 { + gpio-line-names = /* GPIO1 A0-A7 */ + "HEADER_7", "HEADER_35", "HEADER_33", "HEADER_37", + "HEADER_40", "HEADER_38", "", "", + /* GPIO1 B0-B7 */ + "HEADER_11", "", "", "HEADER_29", + "HEADER_31", "", "", "", + /* GPIO1 C0-C7 */ + "", "", "", "", + "", "", "", "", + /* GPIO1 D0-D7 */ + "", "", "", "", + "", "", "", ""; +}; + +&gpio2 { + gpio-line-names = /* GPIO2 A0-A7 */ + "", "", "", "", + "", "", "", "", + /* GPIO2 B0-B7 */ + "", "", "", "", + "", "", "", "", + /* GPIO2 C0-C7 */ + "", "", "", "", + "HEADER_27", "", "", "", + /* GPIO2 D0-D7 */ + "", "", "HEADER_8", "HEADER_10", + "", "", "", ""; +}; + +&gpio3 { + gpio-line-names = /* GPIO3 A0-A7 */ + "", "", "", "", + "", "", "", "", + /* GPIO3 B0-B7 */ + "", "", "", "", + "", "", "", "", + /* GPIO3 C0-C7 */ + "", "HEADER_32", "", "", + "", "", "", "HEADER_12", + /* GPIO3 D0-D7 */ + "", "", "", "HEADER_15", + "", "", "", ""; +}; + +&gpu { + mali-supply = <&vdd_log>; + status = "okay"; +}; + +&mdio { + phy0: ethernet-phy@1 { + /* DP83848C interrupt is not connected */ + compatible = "ethernet-phy-ieee802.3-c22"; + reg = <1>; + max-speed = <100>; + reset-assert-us = <15000>; + reset-deassert-us = <80000>; + reset-gpios = <&gpio2 RK_PD0 GPIO_ACTIVE_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&dp83848c_rst>; + }; +}; + +&pinctrl { + dp83848c { + dp83848c_rst: dp83848c-rst { + rockchip,pins = <2 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + ir-receiver { + ir_int: ir-int { + rockchip,pins = <3 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + leds { + power_led: power-led { + rockchip,pins = <0 RK_PD2 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + spd_led: spd-led { + rockchip,pins = <3 RK_PB3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + usb2 { + host_drv: host-drv { + rockchip,pins = <3 RK_PC4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; +}; + +&pwm1 { + status = "okay"; +}; + +&pwm2 { + status = "okay"; +}; + +&saradc { + vref-supply = <&vcc_io>; + status = "okay"; +}; + +&sdmmc { + bus-width = <4>; + vmmc-supply = <&vcc_sd>; + pinctrl-names = "default"; + pinctrl-0 = <&sdmmc_bus4 &sdmmc_clk &sdmmc_cmd &sdmmc_det>; + cap-sd-highspeed; + no-mmc; + no-sdio; + status = "okay"; +}; + +&uart1 { + status = "okay"; +}; + +&usb_host_ehci { + status = "okay"; +}; + +&usb_otg { + vusb_a-supply = <&vcc_io>; + vusb_d-supply = <&vdd_11>; + status = "okay"; +}; + +&usb2phy { + status = "okay"; +}; + +&usb2phy_host { + status = "okay"; +}; + +&usb2phy_otg { + status = "okay"; +};