From 369ab26131981738b9ecee777882e1bf6d442138 Mon Sep 17 00:00:00 2001 From: Jookia <contact@jookia.org> Date: Wed, 12 Aug 2020 00:28:50 +1000 Subject: [PATCH 6/7] stm32mp157c-odyssey: Add Wi-Fi --- arch/arm/boot/dts/stm32mp15-pinctrl.dtsi | 54 +++++++++++++++++++++++ arch/arm/boot/dts/stm32mp157c-odyssey.dts | 25 +++++++++++ 2 files changed, 79 insertions(+) diff --git a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi index 9828de2900a7..617d1f0cc8ec 100644 --- a/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi +++ b/arch/arm/boot/dts/stm32mp15-pinctrl.dtsi @@ -1581,6 +1581,60 @@ }; }; + sdmmc3_b4_pins_s: sdmmc3-b4-1 { + pins1 { + pinmux = <STM32_PINMUX('F', 0, AF9)>, /* SDMMC3_D0 */ + <STM32_PINMUX('F', 4, AF9)>, /* SDMMC3_D1 */ + <STM32_PINMUX('D', 5, AF10)>, /* SDMMC3_D2 */ + <STM32_PINMUX('D', 7, AF10)>, /* SDMMC3_D3 */ + <STM32_PINMUX('F', 1, AF9)>; /* SDMMC3_CMD */ + slew-rate = <1>; + drive-push-pull; + bias-pull-up; + }; + pins2 { + pinmux = <STM32_PINMUX('G', 15, AF10)>; /* SDMMC3_CLK */ + slew-rate = <2>; + drive-push-pull; + bias-pull-up; + }; + }; + + sdmmc3_b4_od_pins_s: sdmmc3-b4-od-1 { + pins1 { + pinmux = <STM32_PINMUX('F', 0, AF9)>, /* SDMMC3_D0 */ + <STM32_PINMUX('F', 4, AF9)>, /* SDMMC3_D1 */ + <STM32_PINMUX('D', 5, AF10)>, /* SDMMC3_D2 */ + <STM32_PINMUX('D', 7, AF10)>; /* SDMMC3_D3 */ + slew-rate = <1>; + drive-push-pull; + bias-pull-up; + }; + pins2 { + pinmux = <STM32_PINMUX('G', 15, AF10)>; /* SDMMC3_CLK */ + slew-rate = <2>; + drive-push-pull; + bias-pull-up; + }; + pins3 { + pinmux = <STM32_PINMUX('F', 1, AF9)>; /* SDMMC2_CMD */ + slew-rate = <1>; + drive-open-drain; + bias-pull-up; + }; + }; + + sdmmc3_b4_sleep_pins_s: sdmmc3-b4-sleep-1 { + pins { + pinmux = <STM32_PINMUX('F', 0, ANALOG)>, /* SDMMC3_D0 */ + <STM32_PINMUX('F', 4, ANALOG)>, /* SDMMC3_D1 */ + <STM32_PINMUX('D', 5, ANALOG)>, /* SDMMC3_D2 */ + <STM32_PINMUX('D', 7, ANALOG)>, /* SDMMC3_D3 */ + <STM32_PINMUX('G', 15, ANALOG)>, /* SDMMC3_CK */ + <STM32_PINMUX('F', 1, ANALOG)>; /* SDMMC3_CMD */ + }; + }; + spdifrx_pins_a: spdifrx-0 { pins { pinmux = <STM32_PINMUX('G', 12, AF8)>; /* SPDIF_IN1 */ diff --git a/arch/arm/boot/dts/stm32mp157c-odyssey.dts b/arch/arm/boot/dts/stm32mp157c-odyssey.dts index f9861e8fdb3a..787c001fadef 100644 --- a/arch/arm/boot/dts/stm32mp157c-odyssey.dts +++ b/arch/arm/boot/dts/stm32mp157c-odyssey.dts @@ -20,6 +20,12 @@ chosen { stdout-path = "serial0:115200n8"; }; + + wifi_pwrseq: wifi-pwrseq { + compatible = "mmc-pwrseq-simple"; + reset-gpios = <&gpiod 9 GPIO_ACTIVE_LOW>; + post-power-on-delay-ms = <1>; + }; }; ðernet0 { @@ -72,6 +78,25 @@ status = "okay"; }; +&sdmmc3 { + pinctrl-names = "default", "opendrain", "sleep"; + pinctrl-0 = <&sdmmc3_b4_pins_s>; + pinctrl-1 = <&sdmmc3_b4_od_pins_s>; + pinctrl-2 = <&sdmmc3_b4_sleep_pins_s>; + bus-width = <4>; + vmmc-supply = <&v3v3>; + mmc-pwrseq = <&wifi_pwrseq>; + status = "okay"; + keep-power-in-suspend; + + #address-cells = <1>; + #size-cells = <0>; + brcmf: bcrmf@1 { + reg = <1>; + compatible = "brcm,bcm4329-fmac"; + }; +}; + &uart4 { pinctrl-names = "default"; pinctrl-0 = <&uart4_pins_a>; -- 2.20.1