diff options
Diffstat (limited to 'arch/arm64/boot/dts/exynos/google/gs101-pixel-common.dtsi')
| -rw-r--r-- | arch/arm64/boot/dts/exynos/google/gs101-pixel-common.dtsi | 294 |
1 files changed, 294 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/exynos/google/gs101-pixel-common.dtsi b/arch/arm64/boot/dts/exynos/google/gs101-pixel-common.dtsi new file mode 100644 index 000000000000..d6ddcc13f7b2 --- /dev/null +++ b/arch/arm64/boot/dts/exynos/google/gs101-pixel-common.dtsi @@ -0,0 +1,294 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Device Tree nodes common for all GS101-based Pixel + * + * Copyright 2021-2023 Google LLC + * Copyright 2023 Linaro Ltd - <peter.griffin@linaro.org> + */ + +/dts-v1/; + +#include <dt-bindings/gpio/gpio.h> +#include <dt-bindings/input/input.h> +#include <dt-bindings/usb/pd.h> +#include "gs101-pinctrl.h" +#include "gs101.dtsi" + +/ { + aliases { + serial0 = &serial_0; + }; + + chosen { + /* Bootloader expects bootargs specified otherwise it crashes */ + bootargs = ""; + stdout-path = &serial_0; + + /* Use display framebuffer as setup by bootloader */ + framebuffer0: framebuffer-0 { + compatible = "simple-framebuffer"; + memory-region = <&cont_splash_mem>; + /* format properties to be added by actual board */ + status = "disabled"; + }; + }; + + gpio-keys { + compatible = "gpio-keys"; + pinctrl-0 = <&key_voldown>, <&key_volup>, <&key_power>; + pinctrl-names = "default"; + + button-vol-down { + label = "KEY_VOLUMEDOWN"; + linux,code = <KEY_VOLUMEDOWN>; + gpios = <&gpa7 3 GPIO_ACTIVE_LOW>; + wakeup-source; + }; + + button-vol-up { + label = "KEY_VOLUMEUP"; + linux,code = <KEY_VOLUMEUP>; + gpios = <&gpa8 1 GPIO_ACTIVE_LOW>; + wakeup-source; + }; + + button-power { + label = "KEY_POWER"; + linux,code = <KEY_POWER>; + gpios = <&gpa10 1 GPIO_ACTIVE_LOW>; + wakeup-source; + }; + }; + + /* TODO: Remove this once PMIC is implemented */ + reg_placeholder: regulator-0 { + compatible = "regulator-fixed"; + regulator-name = "placeholder_reg"; + }; + + /* TODO: Remove this once S2MPG11 slave PMIC is implemented */ + ufs_0_fixed_vcc_reg: regulator-1 { + compatible = "regulator-fixed"; + regulator-name = "ufs-vcc"; + gpio = <&gpp0 1 GPIO_ACTIVE_HIGH>; + regulator-boot-on; + enable-active-high; + }; + + reserved-memory { + cont_splash_mem: splash@fac00000 { + /* size to be updated by actual board */ + reg = <0x0 0xfac00000 0x0>; + no-map; + status = "disabled"; + }; + }; +}; + +&ext_24_5m { + clock-frequency = <24576000>; +}; + +&ext_200m { + clock-frequency = <200000000>; +}; + +&hsi2c_8 { + status = "okay"; + + eeprom: eeprom@50 { + compatible = "atmel,24c08"; + reg = <0x50>; + }; +}; + +&hsi2c_12 { + status = "okay"; + /* TODO: add the devices once drivers exist */ + + usb-typec@25 { + compatible = "maxim,max77759-tcpci", "maxim,max33359"; + reg = <0x25>; + interrupts-extended = <&gpa8 2 IRQ_TYPE_LEVEL_LOW>; + pinctrl-0 = <&typec_int>; + pinctrl-names = "default"; + + connector { + compatible = "usb-c-connector"; + label = "USB-C"; + data-role = "dual"; + power-role = "dual"; + self-powered; + try-power-role = "sink"; + op-sink-microwatt = <2600000>; + slow-charger-loop; + /* + * max77759 operating in reverse boost mode (0xA) can + * source up to 1.5A while extboost can only do ~1A. + * Since extboost is the primary path, advertise 900mA. + */ + source-pdos = <PDO_FIXED(5000, 900, + (PDO_FIXED_SUSPEND + | PDO_FIXED_USB_COMM + | PDO_FIXED_DATA_SWAP + | PDO_FIXED_DUAL_ROLE))>; + sink-pdos = <PDO_FIXED(5000, 3000, + (PDO_FIXED_DATA_SWAP + | PDO_FIXED_USB_COMM + | PDO_FIXED_HIGHER_CAP + | PDO_FIXED_DUAL_ROLE)) + PDO_FIXED(9000, 2200, 0) + PDO_PPS_APDO(5000, 11000, 3000)>; + sink-vdos = <VDO_IDH(1, 1, IDH_PTYPE_PERIPH, 0, + IDH_PTYPE_DFP_HOST, 2, 0x18d1) + VDO_CERT(0x0) + VDO_PRODUCT(0x4ee1, 0x0) + VDO_UFP(UFP_VDO_VER1_2, + (DEV_USB2_CAPABLE + | DEV_USB3_CAPABLE), + UFP_RECEPTACLE, 0, + AMA_VCONN_NOT_REQ, 0, + UFP_ALTMODE_NOT_SUPP, + UFP_USB32_GEN1) + /* padding */ 0 + VDO_DFP(DFP_VDO_VER1_1, + (HOST_USB2_CAPABLE + | HOST_USB3_CAPABLE), + DFP_RECEPTACLE, 0)>; + sink-vdos-v1 = <VDO_IDH(1, 1, IDH_PTYPE_PERIPH, 0, + 0, 0, 0x18d1) + VDO_CERT(0x0) + VDO_PRODUCT(0x4ee1, 0x0)>; + /* + * Until bootloader is updated to set those two when + * console is enabled, we disable PD here. + */ + pd-disable; + typec-power-opmode = "default"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + + usbc0_orien_sw: endpoint { + remote-endpoint = <&usbdrd31_phy_orien_switch>; + }; + }; + + port@1 { + reg = <1>; + + usbc0_role_sw: endpoint { + remote-endpoint = <&usbdrd31_dwc3_role_switch>; + }; + }; + }; + }; + }; +}; + +&pinctrl_far_alive { + key_voldown: key-voldown-pins { + samsung,pins = "gpa7-3"; + samsung,pin-function = <GS101_PIN_FUNC_EINT>; + samsung,pin-pud = <GS101_PIN_PULL_NONE>; + samsung,pin-drv = <GS101_PIN_DRV_2_5_MA>; + }; + + key_volup: key-volup-pins { + samsung,pins = "gpa8-1"; + samsung,pin-function = <GS101_PIN_FUNC_EINT>; + samsung,pin-pud = <GS101_PIN_PULL_NONE>; + samsung,pin-drv = <GS101_PIN_DRV_2_5_MA>; + }; + + typec_int: typec-int-pins { + samsung,pins = "gpa8-2"; + samsung,pin-function = <GS101_PIN_FUNC_EINT>; + samsung,pin-pud = <GS101_PIN_PULL_UP>; + samsung,pin-drv = <GS101_PIN_DRV_2_5_MA>; + }; +}; + +&pinctrl_gpio_alive { + key_power: key-power-pins { + samsung,pins = "gpa10-1"; + samsung,pin-function = <GS101_PIN_FUNC_EINT>; + samsung,pin-pud = <GS101_PIN_PULL_NONE>; + samsung,pin-drv = <GS101_PIN_DRV_2_5_MA>; + }; +}; + +&serial_0 { + status = "okay"; +}; + +&ufs_0 { + status = "okay"; + vcc-supply = <&ufs_0_fixed_vcc_reg>; +}; + +&ufs_0_phy { + status = "okay"; +}; + +&usbdrd31 { + vdd10-supply = <®_placeholder>; + vdd33-supply = <®_placeholder>; + status = "okay"; +}; + +&usbdrd31_dwc3 { + dr_mode = "otg"; + usb-role-switch; + role-switch-default-mode = "peripheral"; + maximum-speed = "super-speed-plus"; + status = "okay"; + + port { + usbdrd31_dwc3_role_switch: endpoint { + remote-endpoint = <&usbc0_role_sw>; + }; + }; +}; + +&usbdrd31_phy { + orientation-switch; + /* TODO: Update these once PMIC is implemented */ + pll-supply = <®_placeholder>; + dvdd-usb20-supply = <®_placeholder>; + vddh-usb20-supply = <®_placeholder>; + vdd33-usb20-supply = <®_placeholder>; + vdda-usbdp-supply = <®_placeholder>; + vddh-usbdp-supply = <®_placeholder>; + status = "okay"; + + port { + usbdrd31_phy_orien_switch: endpoint { + remote-endpoint = <&usbc0_orien_sw>; + }; + }; +}; + +&usi_uart { + samsung,clkreq-on; /* needed for UART mode */ + status = "okay"; +}; + +&usi8 { + samsung,mode = <USI_MODE_I2C>; + status = "okay"; +}; + +&usi12 { + samsung,mode = <USI_MODE_I2C>; + status = "okay"; +}; + +&watchdog_cl0 { + timeout-sec = <30>; + status = "okay"; +}; |