| // SPDX-License-Identifier: (GPL-2.0+ OR MIT) |
| /* |
| * Copyright (C) 2020 Manivannan Sadhasivam |
| */ |
| |
| /dts-v1/; |
| |
| #include "stm32mp157.dtsi" |
| #include "stm32mp15-pinctrl.dtsi" |
| #include "stm32mp15xxac-pinctrl.dtsi" |
| #include <dt-bindings/gpio/gpio.h> |
| #include <dt-bindings/mfd/st,stpmic1.h> |
| |
| / { |
| aliases { |
| mmc0 = &sdmmc1; |
| serial0 = &uart4; |
| serial1 = &uart7; |
| serial2 = &usart2; |
| spi0 = &spi4; |
| }; |
| |
| chosen { |
| stdout-path = "serial1:115200n8"; |
| }; |
| |
| memory@c0000000 { |
| device_type = "memory"; |
| reg = <0xc0000000 0x10000000>; |
| }; |
| |
| led { |
| compatible = "gpio-leds"; |
| |
| led1 { |
| label = "green:user1"; |
| gpios = <&gpioa 13 GPIO_ACTIVE_HIGH>; |
| linux,default-trigger = "heartbeat"; |
| default-state = "off"; |
| }; |
| |
| led2 { |
| label = "green:user2"; |
| gpios = <&gpioh 3 GPIO_ACTIVE_HIGH>; |
| linux,default-trigger = "mmc0"; |
| default-state = "off"; |
| }; |
| |
| led3 { |
| label = "green:user3"; |
| gpios = <&gpioh 2 GPIO_ACTIVE_HIGH>; |
| linux,default-trigger = "mmc1"; |
| default-state = "off"; |
| }; |
| |
| led4 { |
| label = "green:user4"; |
| gpios = <&gpiof 12 GPIO_ACTIVE_HIGH>; |
| linux,default-trigger = "none"; |
| default-state = "off"; |
| panic-indicator; |
| }; |
| }; |
| |
| sd_switch: regulator-sd_switch { |
| compatible = "regulator-gpio"; |
| regulator-name = "sd_switch"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <2900000>; |
| regulator-type = "voltage"; |
| regulator-always-on; |
| |
| gpios = <&gpioa 8 GPIO_ACTIVE_HIGH>; |
| gpios-states = <0>; |
| states = <1800000 0x1>, |
| <2900000 0x0>; |
| }; |
| }; |
| |
| /* Only headless mode is supported */ |
| &gpu { |
| status = "disabled"; |
| }; |
| |
| /* LS-I2C0 */ |
| &i2c2 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&i2c2_pins_a>; |
| i2c-scl-rising-time-ns = <1000>; |
| i2c-scl-falling-time-ns = <300>; |
| status = "okay"; |
| /delete-property/dmas; |
| /delete-property/dma-names; |
| }; |
| |
| &i2c4 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&i2c4_pins_a>; |
| i2c-scl-rising-time-ns = <185>; |
| i2c-scl-falling-time-ns = <20>; |
| status = "okay"; |
| /delete-property/dmas; |
| /delete-property/dma-names; |
| |
| pmic: stpmic@33 { |
| compatible = "st,stpmic1"; |
| reg = <0x33>; |
| interrupts-extended = <&gpioa 0 IRQ_TYPE_EDGE_FALLING>; |
| interrupt-controller; |
| #interrupt-cells = <2>; |
| status = "okay"; |
| |
| regulators { |
| compatible = "st,stpmic1-regulators"; |
| |
| ldo1-supply = <&v3v3>; |
| ldo2-supply = <&v3v3>; |
| ldo3-supply = <&vdd_ddr>; |
| ldo5-supply = <&v3v3>; |
| ldo6-supply = <&v3v3>; |
| pwr_sw1-supply = <&bst_out>; |
| pwr_sw2-supply = <&bst_out>; |
| |
| vddcore: buck1 { |
| regulator-name = "vddcore"; |
| regulator-min-microvolt = <1200000>; |
| regulator-max-microvolt = <1350000>; |
| regulator-always-on; |
| regulator-initial-mode = <0>; |
| regulator-over-current-protection; |
| }; |
| |
| vdd_ddr: buck2 { |
| regulator-name = "vdd_ddr"; |
| regulator-min-microvolt = <1500000>; |
| regulator-max-microvolt = <1500000>; |
| regulator-always-on; |
| regulator-initial-mode = <0>; |
| regulator-over-current-protection; |
| }; |
| |
| vdd: buck3 { |
| regulator-name = "vdd"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| st,mask-reset; |
| regulator-initial-mode = <0>; |
| regulator-over-current-protection; |
| }; |
| |
| v3v3: buck4 { |
| regulator-name = "v3v3"; |
| regulator-min-microvolt = <3300000>; |
| regulator-max-microvolt = <3300000>; |
| regulator-always-on; |
| regulator-over-current-protection; |
| regulator-initial-mode = <0>; |
| }; |
| |
| vdda: ldo1 { |
| regulator-name = "vdda"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| interrupts = <IT_CURLIM_LDO1 0>; |
| }; |
| |
| v2v9: ldo2 { |
| regulator-name = "v2v9"; |
| regulator-min-microvolt = <2900000>; |
| regulator-max-microvolt = <2900000>; |
| regulator-always-on; |
| interrupts = <IT_CURLIM_LDO2 0>; |
| }; |
| |
| vtt_ddr: ldo3 { |
| regulator-name = "vtt_ddr"; |
| regulator-min-microvolt = <500000>; |
| regulator-max-microvolt = <750000>; |
| regulator-always-on; |
| regulator-over-current-protection; |
| }; |
| |
| vdd_usb: ldo4 { |
| regulator-name = "vdd_usb"; |
| interrupts = <IT_CURLIM_LDO4 0>; |
| }; |
| |
| vdd_sd: ldo5 { |
| regulator-name = "vdd_sd"; |
| regulator-min-microvolt = <2900000>; |
| regulator-max-microvolt = <2900000>; |
| interrupts = <IT_CURLIM_LDO5 0>; |
| regulator-boot-on; |
| }; |
| |
| v1v8: ldo6 { |
| regulator-name = "v1v8"; |
| regulator-min-microvolt = <1800000>; |
| regulator-max-microvolt = <1800000>; |
| regulator-always-on; |
| interrupts = <IT_CURLIM_LDO6 0>; |
| }; |
| |
| vref_ddr: vref_ddr { |
| regulator-name = "vref_ddr"; |
| regulator-always-on; |
| }; |
| |
| bst_out: boost { |
| regulator-name = "bst_out"; |
| interrupts = <IT_OCP_BOOST 0>; |
| }; |
| |
| vbus_otg: pwr_sw1 { |
| regulator-name = "vbus_otg"; |
| interrupts = <IT_OCP_OTG 0>; |
| regulator-active-discharge = <1>; |
| }; |
| |
| vbus_sw: pwr_sw2 { |
| regulator-name = "vbus_sw"; |
| interrupts = <IT_OCP_SWOUT 0>; |
| regulator-active-discharge = <1>; |
| }; |
| }; |
| |
| onkey { |
| compatible = "st,stpmic1-onkey"; |
| interrupts = <IT_PONKEY_F 0>, <IT_PONKEY_R 1>; |
| interrupt-names = "onkey-falling", "onkey-rising"; |
| status = "okay"; |
| }; |
| |
| watchdog { |
| compatible = "st,stpmic1-wdt"; |
| status = "disabled"; |
| }; |
| }; |
| }; |
| |
| &iwdg2 { |
| timeout-sec = <32>; |
| status = "okay"; |
| }; |
| |
| &pwr_regulators { |
| vdd-supply = <&vdd>; |
| vdd_3v3_usbfs-supply = <&vdd_usb>; |
| }; |
| |
| &rng1 { |
| status = "okay"; |
| }; |
| |
| &rtc { |
| status = "okay"; |
| }; |
| |
| &sdmmc1 { |
| pinctrl-names = "default", "opendrain", "sleep"; |
| pinctrl-0 = <&sdmmc1_b4_pins_a &sdmmc1_dir_pins_b>; |
| pinctrl-1 = <&sdmmc1_b4_od_pins_a &sdmmc1_dir_pins_b>; |
| pinctrl-2 = <&sdmmc1_b4_sleep_pins_a &sdmmc1_dir_sleep_pins_b>; |
| broken-cd; |
| disable-wp; |
| st,sig-dir; |
| st,neg-edge; |
| st,use-ckin; |
| bus-width = <4>; |
| vmmc-supply = <&vdd_sd>; |
| vqmmc-supply = <&sd_switch>; |
| status = "okay"; |
| }; |
| |
| /* LS-SPI0 */ |
| &spi4 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&spi4_pins_a>; |
| cs-gpios = <&gpioe 11 GPIO_ACTIVE_HIGH>; |
| status = "okay"; |
| }; |
| |
| /* BG96 */ |
| &usart2 { |
| pinctrl-names = "default", "sleep"; |
| pinctrl-0 = <&usart2_pins_b>; |
| pinctrl-1 = <&usart2_sleep_pins_b>; |
| st,hw-flow-ctrl; |
| status = "okay"; |
| }; |
| |
| /* LS-UART0 */ |
| &uart4 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&uart4_pins_c>; |
| st,hw-flow-ctrl; |
| status = "okay"; |
| }; |
| |
| /* Debug console */ |
| &uart7 { |
| pinctrl-names = "default"; |
| pinctrl-0 = <&uart7_pins_b>; |
| status = "okay"; |
| }; |
| |
| &usbh_ehci { |
| phys = <&usbphyc_port0>; |
| phy-names = "usb"; |
| status = "okay"; |
| }; |
| |
| &usbotg_hs { |
| dr_mode = "peripheral"; |
| pinctrl-0 = <&usbotg_hs_pins_a>; |
| pinctrl-names = "default"; |
| phy-names = "usb2-phy"; |
| phys = <&usbphyc_port1 0>; |
| vbus-supply = <&vbus_otg>; |
| status = "okay"; |
| }; |
| |
| &usbphyc { |
| status = "okay"; |
| }; |
| |
| &usbphyc_port0 { |
| phy-supply = <&vdd_usb>; |
| }; |
| |
| &usbphyc_port1 { |
| phy-supply = <&vdd_usb>; |
| }; |
