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Commit b43033b1 authored Apr 18, 2019 by Jerome Brunet Committed by Kevin Hilman May 21, 2019

arm64: dts: meson: fix mmc pin bias



Clk pin does not require bias, data strobe should be pulled low.
The rest of the pin (data and cmd) are pulled up.

Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>

parent ffab3fd6

arch/arm64/boot/dts/amlogic/meson-axg-s400.dts

+2 −2

Original line number	Diff line number	Diff line
		@@ -482,8 +482,8 @@

		/* emmc storage */
		&sd_emmc_c {
		status = "disabled";
		pinctrl-0 = <&emmc_pins>;
		status = "okay";
		pinctrl-0 = <&emmc_pins>, <&emmc_ds_pins>;
		pinctrl-1 = <&emmc_clk_gate_pins>;
		pinctrl-names = "default", "clk-gate";

arch/arm64/boot/dts/amlogic/meson-axg.dtsi

+24 −7

Original line number	Diff line number	Diff line
		@@ -299,7 +299,7 @@
		};

		emmc_pins: emmc {
		mux {
		mux-0 {
		groups = "emmc_nand_d0",
		"emmc_nand_d1",
		"emmc_nand_d2",
		@@ -308,14 +308,26 @@
		"emmc_nand_d5",
		"emmc_nand_d6",
		"emmc_nand_d7",
		"emmc_clk",
		"emmc_cmd",
		"emmc_ds";
		"emmc_cmd";
		function = "emmc";
		bias-pull-up;
		};

		mux-1 {
		groups = "emmc_clk";
		function = "emmc";
		bias-disable;
		};
		};

		emmc_ds_pins: emmc_ds {
		mux {
		groups = "emmc_ds";
		function = "emmc";
		bias-pull-down;
		};
		};

		emmc_clk_gate_pins: emmc_clk_gate {
		mux {
		groups = "BOOT_8";
		@@ -559,13 +571,18 @@
		};

		sdio_pins: sdio {
		mux {
		mux-0 {
		groups = "sdio_d0",
		"sdio_d1",
		"sdio_d2",
		"sdio_d3",
		"sdio_cmd",
		"sdio_clk";
		"sdio_cmd";
		function = "sdio";
		bias-pull-up;
		};

		mux-1 {
		groups = "sdio_clk";
		function = "sdio";
		bias-disable;
		};

arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi

+25 −10

Original line number	Diff line number	Diff line
		@@ -381,10 +381,15 @@
		};

		emmc_pins: emmc {
		mux {
		mux-0 {
		groups = "emmc_nand_d07",
		"emmc_cmd",
		"emmc_clk";
		"emmc_cmd";
		function = "emmc";
		bias-pull-up;
		};

		mux-1 {
		groups = "emmc_clk";
		function = "emmc";
		bias-disable;
		};
		@@ -394,7 +399,7 @@
		mux {
		groups = "emmc_ds";
		function = "emmc";
		bias-disable;
		bias-pull-down;
		};
		};

		@@ -436,13 +441,18 @@
		};

		sdcard_pins: sdcard {
		mux {
		mux-0 {
		groups = "sdcard_d0",
		"sdcard_d1",
		"sdcard_d2",
		"sdcard_d3",
		"sdcard_cmd",
		"sdcard_clk";
		"sdcard_cmd";
		function = "sdcard";
		bias-pull-up;
		};

		mux-1 {
		groups = "sdcard_clk";
		function = "sdcard";
		bias-disable;
		};
		@@ -457,13 +467,18 @@
		};

		sdio_pins: sdio {
		mux {
		mux-0 {
		groups = "sdio_d0",
		"sdio_d1",
		"sdio_d2",
		"sdio_d3",
		"sdio_cmd",
		"sdio_clk";
		"sdio_cmd";
		function = "sdio";
		bias-pull-up;
		};

		mux-1 {
		groups = "sdio_clk";
		function = "sdio";
		bias-disable;
		};

arch/arm64/boot/dts/amlogic/meson-gxl.dtsi

+25 −10

Original line number	Diff line number	Diff line
		@@ -326,10 +326,15 @@
		};

		emmc_pins: emmc {
		mux {
		mux-0 {
		groups = "emmc_nand_d07",
		"emmc_cmd",
		"emmc_clk";
		"emmc_cmd";
		function = "emmc";
		bias-pull-up;
		};

		mux-1 {
		groups = "emmc_clk";
		function = "emmc";
		bias-disable;
		};
		@@ -339,7 +344,7 @@
		mux {
		groups = "emmc_ds";
		function = "emmc";
		bias-disable;
		bias-pull-down;
		};
		};

		@@ -381,13 +386,18 @@
		};

		sdcard_pins: sdcard {
		mux {
		mux-0 {
		groups = "sdcard_d0",
		"sdcard_d1",
		"sdcard_d2",
		"sdcard_d3",
		"sdcard_cmd",
		"sdcard_clk";
		"sdcard_cmd";
		function = "sdcard";
		bias-pull-up;
		};

		mux-1 {
		groups = "sdcard_clk";
		function = "sdcard";
		bias-disable;
		};
		@@ -402,13 +412,18 @@
		};

		sdio_pins: sdio {
		mux {
		mux-0 {
		groups = "sdio_d0",
		"sdio_d1",
		"sdio_d2",
		"sdio_d3",
		"sdio_cmd",
		"sdio_clk";
		"sdio_cmd";
		function = "sdio";
		bias-pull-up;
		};

		mux-1 {
		groups = "sdio_clk";
		function = "sdio";
		bias-disable;
		};

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