Update the sdmmc2 node for eMMC support on eval board stm32mp157c-ev1. - update slew-rate for pin configuration - update "vqmmc-supply" - remove "st,sig-dir" - add mandatory "pinctrl-names" - add "mmc-ddr-3_3v"
This patch solve the eMMC detection issue for command "mmc dev 1". Signed-off-by: Patrick Delaunay <[email protected]> --- arch/arm/dts/stm32mp157-pinctrl.dtsi | 57 +++++++++++++++++-- .../arm/dts/stm32mp157a-avenger96-u-boot.dtsi | 5 +- arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi | 5 +- arch/arm/dts/stm32mp157c-ed1.dts | 7 ++- 4 files changed, 66 insertions(+), 8 deletions(-) diff --git a/arch/arm/dts/stm32mp157-pinctrl.dtsi b/arch/arm/dts/stm32mp157-pinctrl.dtsi index 2d73d502d9..0d53396119 100644 --- a/arch/arm/dts/stm32mp157-pinctrl.dtsi +++ b/arch/arm/dts/stm32mp157-pinctrl.dtsi @@ -812,31 +812,80 @@ }; sdmmc2_b4_pins_a: sdmmc2-b4-0 { - pins { + pins1 { pinmux = <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */ <STM32_PINMUX('B', 15, AF9)>, /* SDMMC2_D1 */ <STM32_PINMUX('B', 3, AF9)>, /* SDMMC2_D2 */ <STM32_PINMUX('B', 4, AF9)>, /* SDMMC2_D3 */ - <STM32_PINMUX('E', 3, AF9)>, /* SDMMC2_CK */ <STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */ - slew-rate = <3>; + slew-rate = <1>; + drive-push-pull; + bias-pull-up; + }; + pins2 { + pinmux = <STM32_PINMUX('E', 3, AF9)>; /* SDMMC2_CK */ + slew-rate = <2>; drive-push-pull; bias-pull-up; }; }; + sdmmc2_b4_od_pins_a: sdmmc2-b4-od-0 { + pins1 { + pinmux = <STM32_PINMUX('B', 14, AF9)>, /* SDMMC2_D0 */ + <STM32_PINMUX('B', 15, AF9)>, /* SDMMC2_D1 */ + <STM32_PINMUX('B', 3, AF9)>, /* SDMMC2_D2 */ + <STM32_PINMUX('B', 4, AF9)>; /* SDMMC2_D3 */ + slew-rate = <1>; + drive-push-pull; + bias-pull-up; + }; + pins2 { + pinmux = <STM32_PINMUX('E', 3, AF9)>; /* SDMMC2_CK */ + slew-rate = <2>; + drive-push-pull; + bias-pull-up; + }; + pins3 { + pinmux = <STM32_PINMUX('G', 6, AF10)>; /* SDMMC2_CMD */ + slew-rate = <1>; + drive-open-drain; + bias-pull-up; + }; + }; + + sdmmc2_b4_sleep_pins_a: sdmmc2-b4-sleep-0 { + pins { + pinmux = <STM32_PINMUX('B', 14, ANALOG)>, /* SDMMC2_D0 */ + <STM32_PINMUX('B', 15, ANALOG)>, /* SDMMC2_D1 */ + <STM32_PINMUX('B', 3, ANALOG)>, /* SDMMC2_D2 */ + <STM32_PINMUX('B', 4, ANALOG)>, /* SDMMC2_D3 */ + <STM32_PINMUX('E', 3, ANALOG)>, /* SDMMC2_CK */ + <STM32_PINMUX('G', 6, ANALOG)>; /* SDMMC2_CMD */ + }; + }; + sdmmc2_d47_pins_a: sdmmc2-d47-0 { pins { pinmux = <STM32_PINMUX('A', 8, AF9)>, /* SDMMC2_D4 */ <STM32_PINMUX('A', 9, AF10)>, /* SDMMC2_D5 */ <STM32_PINMUX('E', 5, AF9)>, /* SDMMC2_D6 */ <STM32_PINMUX('D', 3, AF9)>; /* SDMMC2_D7 */ - slew-rate = <3>; + slew-rate = <1>; drive-push-pull; bias-pull-up; }; }; + sdmmc2_d47_sleep_pins_a: sdmmc2-d47-sleep-0 { + pins { + pinmux = <STM32_PINMUX('A', 8, ANALOG)>, /* SDMMC2_D4 */ + <STM32_PINMUX('A', 9, ANALOG)>, /* SDMMC2_D5 */ + <STM32_PINMUX('E', 5, ANALOG)>, /* SDMMC2_D6 */ + <STM32_PINMUX('D', 3, ANALOG)>; /* SDMMC2_D7 */ + }; + }; + spdifrx_pins_a: spdifrx-0 { pins { pinmux = <STM32_PINMUX('G', 12, AF8)>; /* SPDIF_IN1 */ diff --git a/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi b/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi index 1ff681afb8..1104a70a65 100644 --- a/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi +++ b/arch/arm/dts/stm32mp157a-avenger96-u-boot.dtsi @@ -155,7 +155,10 @@ &sdmmc2_b4_pins_a { u-boot,dm-spl; - pins { + pins1 { + u-boot,dm-spl; + }; + pins2 { u-boot,dm-spl; }; }; diff --git a/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi b/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi index 4953a0db55..b2ac49472a 100644 --- a/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi +++ b/arch/arm/dts/stm32mp157c-ed1-u-boot.dtsi @@ -174,7 +174,10 @@ &sdmmc2_b4_pins_a { u-boot,dm-spl; - pins { + pins1 { + u-boot,dm-spl; + }; + pins2 { u-boot,dm-spl; }; }; diff --git a/arch/arm/dts/stm32mp157c-ed1.dts b/arch/arm/dts/stm32mp157c-ed1.dts index 73d07cf42f..bc4d7e1ab5 100644 --- a/arch/arm/dts/stm32mp157c-ed1.dts +++ b/arch/arm/dts/stm32mp157c-ed1.dts @@ -294,15 +294,18 @@ }; &sdmmc2 { + pinctrl-names = "default", "opendrain", "sleep"; pinctrl-0 = <&sdmmc2_b4_pins_a &sdmmc2_d47_pins_a>; + pinctrl-1 = <&sdmmc2_b4_od_pins_a &sdmmc2_d47_pins_a>; + pinctrl-2 = <&sdmmc2_b4_sleep_pins_a &sdmmc2_d47_sleep_pins_a>; non-removable; no-sd; no-sdio; - st,sig-dir; st,neg-edge; bus-width = <8>; vmmc-supply = <&v3v3>; - vqmmc-supply = <&vdd>; + vqmmc-supply = <&v3v3>; + mmc-ddr-3_3v; status = "okay"; }; -- 2.17.1 _______________________________________________ U-Boot mailing list [email protected] https://lists.denx.de/listinfo/u-boot
