diff options
Diffstat (limited to 'arch/arm64/boot/dts/st')
| -rw-r--r-- | arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi | 54 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/st/stm32mp251.dtsi | 19 | ||||
| -rw-r--r-- | arch/arm64/boot/dts/st/stm32mp257f-ev1.dts | 27 |
3 files changed, 100 insertions, 0 deletions
diff --git a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi index d34a1d5e79..66791a974f 100644 --- a/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp25-pinctrl.dtsi @@ -6,6 +6,60 @@ #include <dt-bindings/pinctrl/stm32-pinfunc.h> &pinctrl { + sdmmc1_b4_pins_a: sdmmc1-b4-0 { + pins1 { + pinmux = <STM32_PINMUX('E', 4, AF10)>, /* SDMMC1_D0 */ + <STM32_PINMUX('E', 5, AF10)>, /* SDMMC1_D1 */ + <STM32_PINMUX('E', 0, AF10)>, /* SDMMC1_D2 */ + <STM32_PINMUX('E', 1, AF10)>, /* SDMMC1_D3 */ + <STM32_PINMUX('E', 2, AF10)>; /* SDMMC1_CMD */ + slew-rate = <2>; + drive-push-pull; + bias-disable; + }; + pins2 { + pinmux = <STM32_PINMUX('E', 3, AF10)>; /* SDMMC1_CK */ + slew-rate = <3>; + drive-push-pull; + bias-disable; + }; + }; + + sdmmc1_b4_od_pins_a: sdmmc1-b4-od-0 { + pins1 { + pinmux = <STM32_PINMUX('E', 4, AF10)>, /* SDMMC1_D0 */ + <STM32_PINMUX('E', 5, AF10)>, /* SDMMC1_D1 */ + <STM32_PINMUX('E', 0, AF10)>, /* SDMMC1_D2 */ + <STM32_PINMUX('E', 1, AF10)>; /* SDMMC1_D3 */ + slew-rate = <2>; + drive-push-pull; + bias-disable; + }; + pins2 { + pinmux = <STM32_PINMUX('E', 3, AF10)>; /* SDMMC1_CK */ + slew-rate = <3>; + drive-push-pull; + bias-disable; + }; + pins3 { + pinmux = <STM32_PINMUX('E', 2, AF10)>; /* SDMMC1_CMD */ + slew-rate = <2>; + drive-open-drain; + bias-disable; + }; + }; + + sdmmc1_b4_sleep_pins_a: sdmmc1-b4-sleep-0 { + pins { + pinmux = <STM32_PINMUX('E', 4, ANALOG)>, /* SDMMC1_D0 */ + <STM32_PINMUX('E', 5, ANALOG)>, /* SDMMC1_D1 */ + <STM32_PINMUX('E', 0, ANALOG)>, /* SDMMC1_D2 */ + <STM32_PINMUX('E', 1, ANALOG)>, /* SDMMC1_D3 */ + <STM32_PINMUX('E', 3, ANALOG)>, /* SDMMC1_CK */ + <STM32_PINMUX('E', 2, ANALOG)>; /* SDMMC1_CMD */ + }; + }; + usart2_pins_a: usart2-0 { pins1 { pinmux = <STM32_PINMUX('A', 4, AF6)>; /* USART2_TX */ diff --git a/arch/arm64/boot/dts/st/stm32mp251.dtsi b/arch/arm64/boot/dts/st/stm32mp251.dtsi index 5268a43218..124403f5f1 100644 --- a/arch/arm64/boot/dts/st/stm32mp251.dtsi +++ b/arch/arm64/boot/dts/st/stm32mp251.dtsi @@ -28,6 +28,12 @@ interrupt-parent = <&intc>; }; + arm_wdt: watchdog { + compatible = "arm,smc-wdt"; + arm,smc-id = <0xb200005a>; + status = "disabled"; + }; + clocks { ck_flexgen_08: ck-flexgen-08 { #clock-cells = <0>; @@ -119,6 +125,19 @@ clocks = <&ck_flexgen_08>; status = "disabled"; }; + + sdmmc1: mmc@48220000 { + compatible = "st,stm32mp25-sdmmc2", "arm,pl18x", "arm,primecell"; + arm,primecell-periphid = <0x00353180>; + reg = <0x48220000 0x400>, <0x44230400 0x8>; + interrupts = <GIC_SPI 123 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&ck_flexgen_51>; + clock-names = "apb_pclk"; + cap-sd-highspeed; + cap-mmc-highspeed; + max-frequency = <120000000>; + status = "disabled"; + }; }; syscfg: syscon@44230000 { diff --git a/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts b/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts index 39b4726cc0..b2d3afb157 100644 --- a/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts +++ b/arch/arm64/boot/dts/st/stm32mp257f-ev1.dts @@ -6,6 +6,7 @@ /dts-v1/; +#include <dt-bindings/gpio/gpio.h> #include "stm32mp257.dtsi" #include "stm32mp25xf.dtsi" #include "stm32mp25-pinctrl.dtsi" @@ -39,6 +40,32 @@ no-map; }; }; + + vdd_sdcard: vdd-sdcard { + compatible = "regulator-fixed"; + regulator-name = "vdd_sdcard"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; +}; + +&arm_wdt { + timeout-sec = <32>; + status = "okay"; +}; + +&sdmmc1 { + pinctrl-names = "default", "opendrain", "sleep"; + pinctrl-0 = <&sdmmc1_b4_pins_a>; + pinctrl-1 = <&sdmmc1_b4_od_pins_a>; + pinctrl-2 = <&sdmmc1_b4_sleep_pins_a>; + cd-gpios = <&gpiod 9 (GPIO_ACTIVE_LOW | GPIO_PULL_UP)>; + disable-wp; + st,neg-edge; + bus-width = <4>; + vmmc-supply = <&vdd_sdcard>; + status = "okay"; }; &usart2 { |