| /* Copyright 2024 The ChromiumOS Authors |
| * Use of this source code is governed by a BSD-style license that can be |
| * found in the LICENSE file. |
| */ |
| |
| /dts-v1/; |
| #include <st/h7/stm32h743Xg.dtsi> |
| #include <st/h7/stm32h743bgtx-pinctrl.dtsi> |
| #include <zephyr/dt-bindings/input/input-event-codes.h> |
| |
| / { |
| model = "Google EC AIC Tester"; |
| compatible = "google,ec-aic-tester"; |
| |
| chosen { |
| /* change to &usart1 to move the shell to J3/J4 */ |
| zephyr,console = &cdc_acm_uart_shell; |
| zephyr,shell-uart = &cdc_acm_uart_shell; |
| zephyr,sram = &sram0; |
| zephyr,flash = &flash0; |
| zephyr,dtcm = &dtcm; |
| }; |
| |
| leds { |
| compatible = "gpio-leds"; |
| status_led: mcu_pb02 { |
| gpios = <&gpiob 2 GPIO_ACTIVE_HIGH>; |
| }; |
| }; |
| |
| gpio_keys: gpio-keys { |
| compatible = "gpio-keys"; |
| user_button: mcu_pb01 { |
| gpios = <&gpiob 1 GPIO_ACTIVE_LOW>; |
| zephyr,code = <INPUT_KEY_0>; |
| }; |
| }; |
| |
| aliases { |
| led0 = &status_led; |
| sw0 = &user_button; |
| watchdog0 = &iwdg; |
| die-temp0 = &die_temp; |
| }; |
| |
| uart_bridge: uart-bridge { |
| compatible = "zephyr,uart-bridge"; |
| usb { |
| device = <&cdc_acm_uart_ec>; |
| transfer-size = <64>; |
| }; |
| uart { |
| device = <&uart4>; |
| transfer-size = <1>; |
| }; |
| }; |
| |
| pp3300_mecc_core: pp3300_mecc_core { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp3300_mecc_core"; |
| enable-gpios = <&gpiob 8 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| pp3300_mecc_z: pp3300_mecc_z { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp3300_mecc_z"; |
| enable-gpios = <&gpiob 9 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| pp3300_mecc_s: pp3300_mecc_s { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp3300_mecc_s"; |
| enable-gpios = <&gpiob 10 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| ppvar_mecc_vref: ppvar_mecc_vref { |
| compatible = "regulator-fixed"; |
| regulator-name = "ppvar_mecc_vref"; |
| enable-gpios = <&gpiob 11 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| pp1800_mecc_z: pp1800_mecc_z { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp1800_mecc_z"; |
| enable-gpios = <&gpiob 12 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| pp1800_mecc_s: pp1800_mecc_s { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp1800_mecc_s"; |
| enable-gpios = <&gpiob 13 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| pp5000_mecc_z: pp5000_mecc_z { |
| compatible = "regulator-fixed"; |
| regulator-name = "pp5000_mecc_z"; |
| enable-gpios = <&gpiob 14 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| ppvar_mecc_rtc: ppvar_mecc_rtc { |
| compatible = "regulator-fixed"; |
| regulator-name = "ppvar_mecc_rtc"; |
| enable-gpios = <&gpiob 15 GPIO_ACTIVE_HIGH>; |
| }; |
| |
| aic-pins { |
| compatible = "cros,aic-pins"; |
| ec-rst-gpios = <&gpioe 3 GPIO_ACTIVE_LOW>; |
| io-gpios = <&gpioc 2 GPIO_ACTIVE_HIGH>, /* CCD_MODE_L */ |
| <&gpioc 4 GPIO_ACTIVE_HIGH>, /* EN_PP5000_FAN */ |
| <&gpioe 13 GPIO_ACTIVE_HIGH>, /* I2C_MECC_PDC4_INT_L */ |
| |
| /* TODO: figure out why some signals are not getting |
| * through on the NPCX AIC board |
| */ |
| |
| /* KSI */ |
| /* <&gpiok 0 GPIO_ACTIVE_HIGH>, */ /* MCU_OUT_KBD_SCANIN_A_ODL */ |
| <&gpiok 1 GPIO_ACTIVE_HIGH>, /* MCU_OUT_KBD_SCANIN_B_ODL */ |
| <&gpiok 2 GPIO_ACTIVE_HIGH>, /* MCU_OUT_KBD_SCANIN_C_ODL */ |
| /* <&gpiok 3 GPIO_ACTIVE_HIGH>, */ /* MCU_OUT_KBD_SCANIN_D_ODL */ |
| <&gpiok 4 GPIO_ACTIVE_HIGH>, /* MCU_OUT_KBD_SCANIN_E_ODL */ |
| <&gpiok 5 GPIO_ACTIVE_HIGH>, /* MCU_OUT_KBD_SCANIN_F_ODL */ |
| <&gpiok 6 GPIO_ACTIVE_HIGH>, /* MCU_OUT_KBD_SCANIN_G_ODL */ |
| <&gpiok 7 GPIO_ACTIVE_HIGH>, /* MCU_OUT_KBD_SCANIN_H_ODL */ |
| |
| /* KSO */ |
| /* <&gpioj 0 GPIO_ACTIVE_HIGH>, */ /* MCU_IN_KBD_SCANOUT_A */ |
| /* <&gpioj 1 GPIO_ACTIVE_HIGH>, */ /* MCU_IN_KBD_SCANOUT_B */ |
| <&gpioj 2 GPIO_ACTIVE_HIGH>, /* MCU_IN_KBD_SCANOUT_C */ |
| <&gpioj 3 GPIO_ACTIVE_HIGH>, /* MCU_IN_KBD_SCANOUT_D */ |
| <&gpioj 4 GPIO_ACTIVE_HIGH>, /* MCU_IN_KBD_SCANOUT_E */ |
| <&gpioj 5 GPIO_ACTIVE_HIGH>, /* MCU_IN_KBD_SCANOUT_F */ |
| /* <&gpioj 6 GPIO_ACTIVE_HIGH>, */ /* MCU_IN_KBD_SCANOUT_G */ |
| /* <&gpioj 7 GPIO_ACTIVE_HIGH>, */ /* MCU_IN_KBD_SCANOUT_H */ |
| /* <&gpioj 8 GPIO_ACTIVE_HIGH>, */ /* MCU_IN_KBD_SCANOUT_J */ |
| /* <&gpioj 9 GPIO_ACTIVE_HIGH>, */ /* MCU_IN_KBD_SCANOUT_K */ |
| <&gpioj 10 GPIO_ACTIVE_HIGH>, /* MCU_IN_KBD_SCANOUT_L */ |
| <&gpioj 11 GPIO_ACTIVE_HIGH>, /* MCU_IN_KBD_SCANOUT_M */ |
| <&gpioj 12 GPIO_ACTIVE_HIGH>, /* MCU_IN_KBD_SCANOUT_N */ |
| <&gpioj 13 GPIO_ACTIVE_HIGH>, /* MCU_IN_KBD_SCANOUT_P */ |
| <&gpioj 14 GPIO_ACTIVE_HIGH>, /* MCU_IN_KBD_SCANOUT_Q */ |
| <&gpioj 15 GPIO_ACTIVE_HIGH>; /* MCU_IN_KBD_SCANOUT_R */ |
| /* <&gpioh 3 GPIO_ACTIVE_HIGH>, */ /* MCU_IN_KBD_SCANOUT_S */ |
| /* <&gpioj 4 GPIO_ACTIVE_HIGH>; */ /* MCU_IN_KBD_SCANOUT_T */ |
| }; |
| |
| npcx-boot { |
| compatible = "cros,npcx-boot"; |
| npcx-boot-gpios = <&gpioa 1 GPIO_ACTIVE_LOW>; |
| pinctrl-0 = <&pa1_gpio>; |
| pinctrl-1 = <&uart4_rx_pa1>; |
| pinctrl-names = "gpio", "default"; |
| }; |
| |
| i2c-mux-a { |
| compatible = "cros,i2c-mux"; |
| en-gpios = <&gpioi 14 GPIO_ACTIVE_HIGH>; |
| a-gpios = <&gpioi 12 GPIO_ACTIVE_HIGH>, |
| <&gpioi 13 GPIO_ACTIVE_HIGH>; |
| port-count = <4>; |
| }; |
| |
| i2c-mux-b { |
| compatible = "cros,i2c-mux"; |
| en-gpios = <&gpiof 13 GPIO_ACTIVE_HIGH>; |
| a-gpios = <&gpiof 12 GPIO_ACTIVE_HIGH>; |
| port-count = <2>; |
| }; |
| }; |
| |
| &pinctrl { |
| pa1_gpio: pa1_gpio { |
| pinmux = <STM32_PINMUX('A', 1, GPIO)>; |
| }; |
| }; |
| |
| &clk_lsi { |
| status = "okay"; |
| }; |
| |
| &clk_hsi48 { |
| status = "okay"; |
| }; |
| |
| &clk_hse { |
| clock-frequency = <DT_FREQ_M(48)>; |
| status = "okay"; |
| }; |
| |
| &pll { |
| div-m = <12>; |
| mul-n = <240>; |
| div-p = <2>; |
| div-q = <2>; |
| div-r = <2>; |
| clocks = <&clk_hse>; |
| status = "okay"; |
| }; |
| |
| &pll2 { |
| div-m = <24>; |
| mul-n = <120>; |
| div-p = <2>; |
| div-q = <3>; |
| div-r = <2>; |
| clocks = <&clk_hse>; |
| status = "okay"; |
| }; |
| |
| &rcc { |
| clocks = <&pll>; |
| clock-frequency = <DT_FREQ_M(480)>; |
| d1cpre = <1>; |
| hpre = <2>; |
| d1ppre = <2>; |
| d2ppre1 = <2>; |
| d2ppre2 = <2>; |
| d3ppre = <2>; |
| }; |
| |
| /* Debug UART, J3/J4 */ |
| &usart1 { |
| pinctrl-0 = <&usart1_rx_pb7 &usart1_tx_pb6>; |
| pinctrl-names = "default"; |
| current-speed = <115200>; |
| status = "okay"; |
| }; |
| |
| /* EC UART */ |
| &uart4 { |
| pinctrl-0 = <&uart4_rx_pa1 &uart4_tx_pa0>; |
| pinctrl-names = "default"; |
| current-speed = <115200>; |
| status = "okay"; |
| }; |
| |
| zephyr_udc0: &usbotg_fs { |
| pinctrl-0 = <&usb_otg_fs_dm_pa11 &usb_otg_fs_dp_pa12>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| |
| cdc_acm_uart_shell: cdc_acm_uart_shell { |
| compatible = "zephyr,cdc-acm-uart"; |
| }; |
| cdc_acm_uart_ec: cdc_acm_uart_ec { |
| compatible = "zephyr,cdc-acm-uart"; |
| }; |
| }; |
| |
| &rtc { |
| clocks = <&rcc STM32_CLOCK_BUS_APB4 0x00010000>, |
| <&rcc STM32_SRC_LSI RTC_SEL(2)>; |
| status = "okay"; |
| }; |
| |
| /* target interface, connected to the U9 mux */ |
| &i2c2 { |
| pinctrl-0 = <&i2c2_scl_pf1 &i2c2_sda_pf0>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| clock-frequency = <I2C_BITRATE_STANDARD>; |
| |
| eeprom0: eeprom@50 { |
| reg = <0x50>; |
| size = <256>; |
| compatible = "zephyr,i2c-target-eeprom"; |
| status = "okay"; |
| }; |
| }; |
| |
| /* target interface, connected to the U11 mux */ |
| &i2c4 { |
| pinctrl-0 = <&i2c4_scl_pf14 &i2c4_sda_pf15>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| clock-frequency = <I2C_BITRATE_STANDARD>; |
| |
| eeprom1: eeprom@51 { |
| reg = <0x51>; |
| size = <256>; |
| compatible = "zephyr,i2c-target-eeprom"; |
| status = "okay"; |
| }; |
| }; |
| |
| /* connected to J5, QWIIC port */ |
| &i2c3 { |
| pinctrl-0 = <&i2c3_scl_ph7 &i2c3_sda_ph8>; |
| pinctrl-names = "default"; |
| status = "okay"; |
| clock-frequency = <I2C_BITRATE_FAST>; |
| }; |
| |
| &adc1 { |
| pinctrl-0 = <&adc1_inp15_pa3>; |
| pinctrl-names = "default"; |
| st,adc-clock-source = "SYNC"; |
| st,adc-prescaler = <4>; |
| status = "okay"; |
| }; |
| |
| &die_temp { |
| status = "okay"; |
| }; |
| |
| &adc3 { |
| pinctrl-0 = <&adc3_inp5_pf3>; |
| pinctrl-names = "default"; |
| st,adc-clock-source = "SYNC"; |
| st,adc-prescaler = <4>; |
| status = "okay"; |
| }; |
| |
| &dac1 { |
| status = "okay"; |
| pinctrl-0 = <&dac1_out1_pa4 &dac1_out2_pa5>; |
| pinctrl-names = "default"; |
| }; |
| |
| &rng { |
| status = "okay"; |
| }; |
| |
| &backup_sram { |
| status = "okay"; |
| }; |
| |
| &iwdg1 { |
| status = "okay"; |
| }; |
