diff options
Diffstat (limited to 'arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi | 616 |
1 files changed, 616 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi b/arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi new file mode 100644 index 000000000..e9ecffc40 --- /dev/null +++ b/arch/arm64/boot/dts/rockchip/rk3399-gru-scarlet.dtsi @@ -0,0 +1,616 @@ +// SPDX-License-Identifier: (GPL-2.0+ OR MIT) +/* + * Google Gru-scarlet board device tree source + * + * Copyright 2018 Google, Inc + */ + +#include "rk3399-gru.dtsi" + +/{ + /* Power tree */ + + /* ppvar_sys children, sorted by name */ + pp1250_s3: pp1250-s3 { + compatible = "regulator-fixed"; + regulator-name = "pp1250_s3"; + + /* EC turns on w/ pp1250_s3_en; always on for AP */ + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <1250000>; + regulator-max-microvolt = <1250000>; + + vin-supply = <&ppvar_sys>; + }; + + pp1250_cam: pp1250-dvdd { + compatible = "regulator-fixed"; + regulator-name = "pp1250_dvdd"; + pinctrl-names = "default"; + pinctrl-0 = <&pp1250_cam_en>; + + enable-active-high; + gpio = <&gpio2 4 GPIO_ACTIVE_HIGH>; + + /* 740us delay from gpio output high to pp1250 stable, + * rounding up to 1ms for safety. + */ + startup-delay-us = <1000>; + vin-supply = <&pp1250_s3>; + }; + + pp900_s0: pp900-s0 { + compatible = "regulator-fixed"; + regulator-name = "pp900_s0"; + + /* EC turns on w/ pp900_s0_en; always on for AP */ + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <900000>; + + vin-supply = <&ppvar_sys>; + }; + + ppvarn_lcd: ppvarn-lcd { + compatible = "regulator-fixed"; + regulator-name = "ppvarn_lcd"; + pinctrl-names = "default"; + pinctrl-0 = <&ppvarn_lcd_en>; + + enable-active-high; + gpio = <&gpio4 28 GPIO_ACTIVE_HIGH>; + vin-supply = <&ppvar_sys>; + }; + + ppvarp_lcd: ppvarp-lcd { + compatible = "regulator-fixed"; + regulator-name = "ppvarp_lcd"; + pinctrl-names = "default"; + pinctrl-0 = <&ppvarp_lcd_en>; + + enable-active-high; + gpio = <&gpio4 27 GPIO_ACTIVE_HIGH>; + vin-supply = <&ppvar_sys>; + }; + + /* pp1800 children, sorted by name */ + pp900_s3: pp900-s3 { + compatible = "regulator-fixed"; + regulator-name = "pp900_s3"; + + /* EC turns on w/ pp900_s3_en; always on for AP */ + regulator-always-on; + regulator-boot-on; + regulator-min-microvolt = <900000>; + regulator-max-microvolt = <900000>; + + vin-supply = <&pp1800>; + }; + + /* EC turns on pp1800_s3_en */ + pp1800_s3: pp1800 { + }; + + /* pp3300 children, sorted by name */ + pp2800_cam: pp2800-avdd { + compatible = "regulator-fixed"; + regulator-name = "pp2800_avdd"; + pinctrl-names = "default"; + pinctrl-0 = <&pp2800_cam_en>; + + enable-active-high; + gpio = <&gpio2 24 GPIO_ACTIVE_HIGH>; + startup-delay-us = <100>; + vin-supply = <&pp3300>; + }; + + /* EC turns on pp3300_s0_en */ + pp3300_s0: pp3300 { + }; + + /* EC turns on pp3300_s3_en */ + pp3300_s3: pp3300 { + }; + + /* + * See b/66922012 + * + * This is a hack to make sure the Bluetooth part of the QCA6174A + * is reset at boot by toggling BT_EN. At boot BT_EN is first set + * to low when the bt_3v3 regulator is registered (in disabled + * state). The fake regulator is configured as a supply of the + * wlan_3v3 regulator below. When wlan_3v3 is enabled early in + * the boot process it also enables its supply regulator bt_3v3, + * which changes BT_EN to high. + */ + bt_3v3: bt-3v3 { + compatible = "regulator-fixed"; + regulator-name = "bt_3v3"; + pinctrl-names = "default"; + pinctrl-0 = <&bt_en_1v8_l>; + + enable-active-high; + gpio = <&gpio0 8 GPIO_ACTIVE_HIGH>; + vin-supply = <&pp3300_s3>; + }; + + wlan_3v3: wlan-3v3 { + compatible = "regulator-fixed"; + regulator-name = "wlan_3v3"; + pinctrl-names = "default"; + pinctrl-0 = <&wlan_pd_1v8_l>; + + /* + * The WL_EN pin is driven low when the regulator is + * registered, and transitions to high when the PCIe bus + * is powered up. + */ + enable-active-high; + gpio = <&gpio0 4 GPIO_ACTIVE_HIGH>; + + /* + * Require minimum 10ms from power-on (e.g., PD#) to init PCIe. + * TODO (b/64444991): how long to assert PD#? + */ + regulator-enable-ramp-delay = <10000>; + /* See bt_3v3 hack above */ + vin-supply = <&bt_3v3>; + }; + + backlight: backlight { + compatible = "pwm-backlight"; + enable-gpios = <&gpio4 21 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&bl_en>; + pwms = <&pwm1 0 1000000 0>; + pwm-delay-us = <10000>; + }; + + dmic: dmic { + compatible = "dmic-codec"; + dmicen-gpios = <&gpio4 3 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&dmic_en>; + wakeup-delay-ms = <250>; + }; + + gpio_keys: gpio-keys { + compatible = "gpio-keys"; + pinctrl-names = "default"; + pinctrl-0 = <&pen_eject_odl>; + + pen-insert { + label = "Pen Insert"; + /* Insert = low, eject = high */ + gpios = <&gpio1 1 GPIO_ACTIVE_LOW>; + linux,code = <SW_PEN_INSERTED>; + linux,input-type = <EV_SW>; + wakeup-source; + }; + }; +}; + +/* pp900_s0 aliases */ +pp900_ddrpll_ap: &pp900_s0 { +}; +pp900_pcie: &pp900_s0 { +}; +pp900_usb: &pp900_s0 { +}; + +/* pp900_s3 aliases */ +pp900_emmcpll: &pp900_s3 { +}; + +/* EC turns on; alias for pp1800_s0 */ +pp1800_pcie: &pp1800_s0 { +}; + +/* On scarlet PPVAR(big_cpu, lit_cpu, gpu) need to adjust voltage ranges */ +&ppvar_bigcpu { + ctrl-voltage-range = <800074 1299226>; + regulator-min-microvolt = <800074>; + regulator-max-microvolt = <1299226>; +}; + +&ppvar_bigcpu_pwm { + /* On scarlet ppvar big cpu use pwm3 */ + pwms = <&pwm3 0 3337 0>; + regulator-min-microvolt = <800074>; + regulator-max-microvolt = <1299226>; +}; + +&ppvar_litcpu { + ctrl-voltage-range = <802122 1199620>; + regulator-min-microvolt = <802122>; + regulator-max-microvolt = <1199620>; +}; + +&ppvar_litcpu_pwm { + regulator-min-microvolt = <802122>; + regulator-max-microvolt = <1199620>; +}; + +&ppvar_gpu { + ctrl-voltage-range = <799600 1099600>; + regulator-min-microvolt = <799600>; + regulator-max-microvolt = <1099600>; +}; + +&ppvar_gpu_pwm { + regulator-min-microvolt = <799600>; + regulator-max-microvolt = <1099600>; +}; + +&ppvar_sd_card_io { + states = <1800000 0x0>, <3300000 0x1>; + regulator-max-microvolt = <3300000>; +}; + +&pp3000_sd_slot { + vin-supply = <&pp3300>; +}; + +ap_i2c_dig: &i2c2 { + status = "okay"; + + clock-frequency = <400000>; + + /* These are relatively safe rise/fall times. */ + i2c-scl-falling-time-ns = <50>; + i2c-scl-rising-time-ns = <300>; + + digitizer: digitizer@9 { + compatible = "hid-over-i2c"; + reg = <0x9>; + interrupt-parent = <&gpio1>; + interrupts = <0 IRQ_TYPE_LEVEL_LOW>; + hid-descr-addr = <0x1>; + pinctrl-names = "default"; + pinctrl-0 = <&pen_int_odl &pen_reset_l>; + }; +}; + +&ap_i2c_ts { + touchscreen: touchscreen@10 { + compatible = "elan,ekth3500"; + reg = <0x10>; + interrupt-parent = <&gpio1>; + interrupts = <4 IRQ_TYPE_LEVEL_LOW>; + pinctrl-names = "default"; + pinctrl-0 = <&touch_int_l &touch_reset_l>; + reset-gpios = <&gpio0 10 GPIO_ACTIVE_LOW>; + }; +}; + +camera: &i2c7 { + status = "okay"; + + clock-frequency = <400000>; + + /* These are relatively safe rise/fall times; TODO: measure */ + i2c-scl-falling-time-ns = <50>; + i2c-scl-rising-time-ns = <300>; + + /* 24M mclk is shared between world and user cameras */ + pinctrl-0 = <&i2c7_xfer &test_clkout1>; +}; + +&cdn_dp { + extcon = <&usbc_extcon0>; + phys = <&tcphy0_dp>; +}; + +&cpu_alert0 { + temperature = <66000>; +}; + +&cpu_alert1 { + temperature = <71000>; +}; + +&cros_ec { + interrupt-parent = <&gpio1>; + interrupts = <18 IRQ_TYPE_LEVEL_LOW>; +}; + +&cru { + assigned-clocks = + <&cru PLL_GPLL>, <&cru PLL_CPLL>, + <&cru PLL_NPLL>, + <&cru ACLK_PERIHP>, <&cru HCLK_PERIHP>, + <&cru PCLK_PERIHP>, + <&cru ACLK_PERILP0>, <&cru HCLK_PERILP0>, + <&cru PCLK_PERILP0>, <&cru ACLK_CCI>, + <&cru HCLK_PERILP1>, <&cru PCLK_PERILP1>, + <&cru ACLK_VIO>, + <&cru ACLK_GIC_PRE>, + <&cru PCLK_DDR>, + <&cru ACLK_HDCP>; + assigned-clock-rates = + <600000000>, <1600000000>, + <1000000000>, + <150000000>, <75000000>, + <37500000>, + <100000000>, <100000000>, + <50000000>, <800000000>, + <100000000>, <50000000>, + <400000000>, + <200000000>, + <200000000>, + <400000000>; +}; + +&i2c_tunnel { + google,remote-bus = <0>; +}; + +&io_domains { + bt656-supply = <&pp1800_s0>; /* APIO2_VDD; 2a 2b */ + audio-supply = <&pp1800_s0>; /* APIO5_VDD; 3d 4a */ + gpio1830-supply = <&pp1800_s0>; /* APIO4_VDD; 4c 4d */ +}; + +&max98357a { + sdmode-gpios = <&gpio0 2 GPIO_ACTIVE_HIGH>; +}; + +&mipi_dsi { + status = "okay"; + clock-master; + + ports { + mipi_out: port@1 { + reg = <1>; + + mipi_out_panel: endpoint { + remote-endpoint = <&mipi_in_panel>; + }; + }; + }; + + mipi_panel: panel@0 { + /* 2 different panels are used, compatibles are in dts files */ + reg = <0>; + backlight = <&backlight>; + enable-gpios = <&gpio4 25 GPIO_ACTIVE_HIGH>; + pinctrl-names = "default"; + pinctrl-0 = <&display_rst_l>; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + mipi_in_panel: endpoint { + remote-endpoint = <&mipi_out_panel>; + }; + }; + + port@1 { + reg = <1>; + + mipi1_in_panel: endpoint@1 { + remote-endpoint = <&mipi1_out_panel>; + }; + }; + }; + }; +}; + +&mipi_dsi1 { + status = "okay"; + + ports { + mipi1_out: port@1 { + reg = <1>; + + mipi1_out_panel: endpoint { + remote-endpoint = <&mipi1_in_panel>; + }; + }; + }; +}; + +&pcie0 { + ep-gpios = <&gpio0 3 GPIO_ACTIVE_HIGH>; + + /* PERST# asserted in S3 */ + pcie-reset-suspend = <1>; + + vpcie3v3-supply = <&wlan_3v3>; + vpcie1v8-supply = <&pp1800_pcie>; +}; + +&sdmmc { + cd-gpios = <&gpio1 11 GPIO_ACTIVE_LOW>; +}; + +&sound { + rockchip,codec = <&max98357a &dmic &codec &cdn_dp>; +}; + +&spi2 { + status = "okay"; + + cr50@0 { + compatible = "google,cr50"; + reg = <0>; + interrupt-parent = <&gpio1>; + interrupts = <17 IRQ_TYPE_EDGE_RISING>; + pinctrl-names = "default"; + pinctrl-0 = <&h1_int_od_l>; + spi-max-frequency = <800000>; + }; +}; + +&usb_host0_ohci { + #address-cells = <1>; + #size-cells = <0>; + + qca_bt: bluetooth@1 { + compatible = "usbcf3,e300", "usb4ca,301a"; + reg = <1>; + pinctrl-names = "default"; + pinctrl-0 = <&bt_host_wake_l>; + interrupt-parent = <&gpio1>; + interrupts = <2 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "wakeup"; + }; +}; + +/* PINCTRL OVERRIDES */ +&ec_ap_int_l { + rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_up>; +}; + +&ap_fw_wp { + rockchip,pins = <0 RK_PB5 RK_FUNC_GPIO &pcfg_pull_none>; +}; + +&bl_en { + rockchip,pins = <4 RK_PC5 RK_FUNC_GPIO &pcfg_pull_none>; +}; + +&bt_host_wake_l { + rockchip,pins = <1 RK_PA2 RK_FUNC_GPIO &pcfg_pull_none>; +}; + +&ec_ap_int_l { + rockchip,pins = <1 RK_PC2 RK_FUNC_GPIO &pcfg_pull_up>; +}; + +&headset_int_l { + rockchip,pins = <1 RK_PC7 RK_FUNC_GPIO &pcfg_pull_up>; +}; + +&i2s0_8ch_bus { + rockchip,pins = + <3 RK_PD0 1 &pcfg_pull_none_6ma>, + <3 RK_PD1 1 &pcfg_pull_none_6ma>, + <3 RK_PD2 1 &pcfg_pull_none_6ma>, + <3 RK_PD3 1 &pcfg_pull_none_6ma>, + <3 RK_PD7 1 &pcfg_pull_none_6ma>, + <4 RK_PA0 1 &pcfg_pull_none_6ma>; +}; + +/* there is no external pull up, so need to set this pin pull up */ +&sdmmc_cd_pin { + rockchip,pins = <1 RK_PB3 RK_FUNC_GPIO &pcfg_pull_up>; +}; + +&sd_pwr_1800_sel { + rockchip,pins = <2 RK_PD4 RK_FUNC_GPIO &pcfg_pull_up>; +}; + +&sdmode_en { + rockchip,pins = <0 RK_PA2 RK_FUNC_GPIO &pcfg_pull_down>; +}; + +&touch_reset_l { + rockchip,pins = <0 RK_PB2 RK_FUNC_GPIO &pcfg_pull_down>; +}; + +&touch_int_l { + rockchip,pins = <1 RK_PA4 RK_FUNC_GPIO &pcfg_pull_down>; +}; + +&pinctrl { + pinctrl-0 = < + &ap_pwroff /* AP will auto-assert this when in S3 */ + &clk_32k /* This pin is always 32k on gru boards */ + &wlan_rf_kill_1v8_l + >; + + pcfg_pull_none_6ma: pcfg-pull-none-6ma { + bias-disable; + drive-strength = <6>; + }; + + camera { + pp1250_cam_en: pp1250-dvdd { + rockchip,pins = <2 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + pp2800_cam_en: pp2800-avdd { + rockchip,pins = <2 RK_PD0 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + ucam_rst: ucam_rst { + rockchip,pins = <2 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + wcam_rst: wcam_rst { + rockchip,pins = <2 RK_PA5 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + digitizer { + pen_int_odl: pen-int-odl { + rockchip,pins = <1 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>; + }; + + pen_reset_l: pen-reset-l { + rockchip,pins = <0 RK_PB4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + discrete-regulators { + display_rst_l: display-rst-l { + rockchip,pins = <4 RK_PD1 RK_FUNC_GPIO &pcfg_pull_down>; + }; + + ppvarp_lcd_en: ppvarp-lcd-en { + rockchip,pins = <4 RK_PD3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + ppvarn_lcd_en: ppvarn-lcd-en { + rockchip,pins = <4 RK_PD4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + dmic { + dmic_en: dmic-en { + rockchip,pins = <4 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + }; + + pen { + pen_eject_odl: pen-eject-odl { + rockchip,pins = <1 RK_PA1 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + + tpm { + h1_int_od_l: h1-int-od-l { + rockchip,pins = <1 RK_PC1 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; +}; + +&wifi { + bt_en_1v8_l: bt-en-1v8-l { + rockchip,pins = <0 RK_PB0 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + wlan_pd_1v8_l: wlan-pd-1v8-l { + rockchip,pins = <0 RK_PA4 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + /* Default pull-up, but just to be clear */ + wlan_rf_kill_1v8_l: wlan-rf-kill-1v8-l { + rockchip,pins = <0 RK_PA5 RK_FUNC_GPIO &pcfg_pull_up>; + }; + + wifi_perst_l: wifi-perst-l { + rockchip,pins = <0 RK_PA3 RK_FUNC_GPIO &pcfg_pull_none>; + }; + + wlan_host_wake_l: wlan-host-wake-l { + rockchip,pins = <1 RK_PA3 RK_FUNC_GPIO &pcfg_pull_up>; + }; +}; |