From: Neil Armstrong Date: Fri, 13 Mar 2020 09:07:10 +0000 (+0100) Subject: arm64: dts: meson-g12: split emmc pins to select 4 or 8 bus width X-Git-Tag: v5.7-rc1~97^2~10^2~3 X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=4d2cb376e5ccacd4d541542dfb98cc3db2792b1a;p=thirdparty%2Flinux.git arm64: dts: meson-g12: split emmc pins to select 4 or 8 bus width The Khadas VIM3 shares the eMMC pins 4 to 7 with the SPI NOR, in order to enable the eMMC and the SPI NOR interface, we need to omit the 4 last pins from the eMMC pinctrl. As it was done for the Khadas VIM2, split the eMMC pinctrls in ctrl, data and ds pins with either 4bits data or 8bits data, and update the current board accordingly. Signed-off-by: Neil Armstrong Signed-off-by: Kevin Hilman Link: https://lore.kernel.org/r/20200313090713.15147-2-narmstrong@baylibre.com --- diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi index f503ba104c710..35f50a6895a29 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi @@ -295,17 +295,9 @@ }; }; - emmc_pins: emmc { + emmc_ctrl_pins: emmc-ctrl { mux-0 { - groups = "emmc_nand_d0", - "emmc_nand_d1", - "emmc_nand_d2", - "emmc_nand_d3", - "emmc_nand_d4", - "emmc_nand_d5", - "emmc_nand_d6", - "emmc_nand_d7", - "emmc_cmd"; + groups = "emmc_cmd"; function = "emmc"; bias-pull-up; drive-strength-microamp = <4000>; @@ -319,6 +311,34 @@ }; }; + emmc_data_4b_pins: emmc-data-4b { + mux-0 { + groups = "emmc_nand_d0", + "emmc_nand_d1", + "emmc_nand_d2", + "emmc_nand_d3"; + function = "emmc"; + bias-pull-up; + drive-strength-microamp = <4000>; + }; + }; + + emmc_data_8b_pins: emmc-data-8b { + mux-0 { + groups = "emmc_nand_d0", + "emmc_nand_d1", + "emmc_nand_d2", + "emmc_nand_d3", + "emmc_nand_d4", + "emmc_nand_d5", + "emmc_nand_d6", + "emmc_nand_d7"; + function = "emmc"; + bias-pull-up; + drive-strength-microamp = <4000>; + }; + }; + emmc_ds_pins: emmc-ds { mux { groups = "emmc_nand_ds"; diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts index 168f460e11fad..b00d0468c7534 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-sei510.dts @@ -472,7 +472,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; + pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts index 2a324f0136e3f..a26bfe72550fe 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-u200.dts @@ -271,7 +271,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; + pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts index 4f2596d829890..1b07c8c06eac5 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12a-x96-max.dts @@ -443,7 +443,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; + pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts index 8830d38448854..b59ae1a297f26 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-odroid-n2.dts @@ -435,7 +435,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; + pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-g12b-ugoos-am6.dts b/arch/arm64/boot/dts/amlogic/meson-g12b-ugoos-am6.dts index ccd0bced01e81..325e448eb09c3 100644 --- a/arch/arm64/boot/dts/amlogic/meson-g12b-ugoos-am6.dts +++ b/arch/arm64/boot/dts/amlogic/meson-g12b-ugoos-am6.dts @@ -485,7 +485,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; + pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi b/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi index 0ef60c7151cb4..e53cf03339d3c 100644 --- a/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi +++ b/arch/arm64/boot/dts/amlogic/meson-khadas-vim3.dtsi @@ -310,7 +310,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; + pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate"; diff --git a/arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts b/arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts index a8bb3fa9fec98..71cc730a49131 100644 --- a/arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts +++ b/arch/arm64/boot/dts/amlogic/meson-sm1-sei610.dts @@ -518,7 +518,7 @@ /* eMMC */ &sd_emmc_c { status = "okay"; - pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>; + pinctrl-0 = <&emmc_ctrl_pins>, <&emmc_data_8b_pins>, <&emmc_ds_pins>; pinctrl-1 = <&emmc_clk_gate_pins>; pinctrl-names = "default", "clk-gate";