linux-kernel - [PATCH] mmc: mediatek: add SD write protect support

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Message-ID: <1455474660-19864-1-git-send-email-chaotian.jing@mediatek.com>
Date:	Mon, 15 Feb 2016 02:31:00 +0800
From:	Chaotian Jing <chaotian.jing@...iatek.com>
To:	Ulf Hansson <ulf.hansson@...aro.org>
CC:	Matthias Brugger <matthias.bgg@...il.com>,
	Chaotian Jing <chaotian.jing@...iatek.com>,
	Geert Uytterhoeven <geert@...ux-m68k.org>,
	<linux-mmc@...r.kernel.org>,
	<linux-arm-kernel@...ts.infradead.org>,
	<linux-mediatek@...ts.infradead.org>,
	<linux-kernel@...r.kernel.org>, <srv_heupstream@...iatek.com>,
	Sascha Hauer <kernel@...gutronix.de>,
	Daniel Kurtz <djkurtz@...omium.org>
Subject: [PATCH] mmc: mediatek: add SD write protect support

use mmc core layer's API to support sd write protect

Signed-off-by: Chaotian Jing <chaotian.jing@...iatek.com>
---
 drivers/mmc/host/mtk-sd.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/drivers/mmc/host/mtk-sd.c b/drivers/mmc/host/mtk-sd.c
index 82a97ac..f01972e 100644
--- a/drivers/mmc/host/mtk-sd.c
+++ b/drivers/mmc/host/mtk-sd.c
@@ -35,6 +35,7 @@
 #include <linux/mmc/mmc.h>
 #include <linux/mmc/sd.h>
 #include <linux/mmc/sdio.h>
+#include <linux/mmc/slot-gpio.h>
 
 #define MAX_BD_NUM          1024
 
@@ -1452,6 +1453,7 @@ static struct mmc_host_ops mt_msdc_ops = {
 	.pre_req = msdc_pre_req,
 	.request = msdc_ops_request,
 	.set_ios = msdc_ops_set_ios,
+	.get_ro = mmc_gpio_get_ro,
 	.start_signal_voltage_switch = msdc_ops_switch_volt,
 	.card_busy = msdc_card_busy,
 	.execute_tuning = msdc_execute_tuning,
-- 
1.8.1.1.dirty