72 lines
2.0 KiB
Diff
72 lines
2.0 KiB
Diff
From: Marcin Wojtas <mw@semihalf.com>
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Date: Fri, 21 Jul 2017 01:50:36 +0200
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Subject: [PATCH] ARM64: dts: marvell: armada-37xx: Enable uSD on ESPRESSObin
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Origin: https://git.kernel.org/cgit/linux/kernel/git/next/linux-next.git/commit/?id=9be778f6c6d8f90ff2fad88d1770e2a7843aee43
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Bug-Debian: https://bugs.debian.org/871049
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The ESPRESSObin board exposes one of the SDHCI interfaces
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via J1 uSD slot. This patch enables it.
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Tested-by: Miquel Raynal <miquel.raynal@free-electrons.com>
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Signed-off-by: Marcin Wojtas <mw@semihalf.com>
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Signed-off-by: Zbigniew Bodek <zbodek@gmail.com>
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[gregory.clement@free-electrons.com: removed "no-1-8-v"]
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Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
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---
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.../boot/dts/marvell/armada-3720-espressobin.dts | 25 ++++++++++++++++++++++
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1 file changed, 25 insertions(+)
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diff --git a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
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index b1af3f988b29..2ce52ba74f73 100644
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--- a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
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+++ b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
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@@ -45,6 +45,7 @@
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/dts-v1/;
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+#include <dt-bindings/gpio/gpio.h>
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#include "armada-372x.dtsi"
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/ {
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@@ -59,6 +60,20 @@
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device_type = "memory";
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reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
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};
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+
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+ vcc_sd_reg1: regulator {
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+ compatible = "regulator-gpio";
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+ regulator-name = "vcc_sd1";
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+ regulator-min-microvolt = <1800000>;
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+ regulator-max-microvolt = <3300000>;
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+ regulator-boot-on;
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+
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+ gpios = <&gpionb 4 GPIO_ACTIVE_HIGH>;
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+ gpios-states = <0>;
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+ states = <1800000 0x1
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+ 3300000 0x0>;
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+ enable-active-high;
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+ };
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};
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/* J9 */
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@@ -71,6 +86,16 @@
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status = "okay";
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};
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+/* J1 */
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+&sdhci1 {
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+ wp-inverted;
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+ bus-width = <4>;
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+ cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>;
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+ marvell,pad-type = "sd";
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+ vqmmc-supply = <&vcc_sd_reg1>;
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+ status = "okay";
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+};
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+
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/* Exported on the micro USB connector J5 through an FTDI */
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&uart0 {
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status = "okay";
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--
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2.13.2
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