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From 143099055f94944c36392559e881f2cb249e3831 Mon Sep 17 00:00:00 2001
From: Marcin Wojtas <mw@semihalf.com>
Date: Fri, 21 Jul 2017 01:50:36 +0200
Subject: [PATCH 04/14] ARM64: dts: marvell: armada-37xx: Enable uSD on
ESPRESSObin
The ESPRESSObin board exposes one of the SDHCI interfaces
via J1 uSD slot. This patch enables it.
Tested-by: Miquel Raynal <miquel.raynal@free-electrons.com>
Signed-off-by: Marcin Wojtas <mw@semihalf.com>
Signed-off-by: Zbigniew Bodek <zbodek@gmail.com>
[gregory.clement@free-electrons.com: removed "no-1-8-v"]
Signed-off-by: Gregory CLEMENT <gregory.clement@free-electrons.com>
---
.../boot/dts/marvell/armada-3720-espressobin.dts | 25 ++++++++++++++++++++++
1 file changed, 25 insertions(+)
diff --git a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
index b1af3f988b29..2ce52ba74f73 100644
--- a/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
+++ b/arch/arm64/boot/dts/marvell/armada-3720-espressobin.dts
@@ -45,6 +45,7 @@
/dts-v1/;
+#include <dt-bindings/gpio/gpio.h>
#include "armada-372x.dtsi"
/ {
@@ -59,6 +60,20 @@
device_type = "memory";
reg = <0x00000000 0x00000000 0x00000000 0x20000000>;
};
+
+ vcc_sd_reg1: regulator {
+ compatible = "regulator-gpio";
+ regulator-name = "vcc_sd1";
+ regulator-min-microvolt = <1800000>;
+ regulator-max-microvolt = <3300000>;
+ regulator-boot-on;
+
+ gpios = <&gpionb 4 GPIO_ACTIVE_HIGH>;
+ gpios-states = <0>;
+ states = <1800000 0x1
+ 3300000 0x0>;
+ enable-active-high;
+ };
};
/* J9 */
@@ -71,6 +86,16 @@
status = "okay";
};
+/* J1 */
+&sdhci1 {
+ wp-inverted;
+ bus-width = <4>;
+ cd-gpios = <&gpionb 3 GPIO_ACTIVE_LOW>;
+ marvell,pad-type = "sd";
+ vqmmc-supply = <&vcc_sd_reg1>;
+ status = "okay";
+};
+
/* Exported on the micro USB connector J5 through an FTDI */
&uart0 {
status = "okay";
--
2.15.0
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