[PATCH] MCI: imx-esdhc: Allow to use 1-bit bus width in board files

Alexander Shiyan shc_work at mail.ru
Tue May 24 09:28:02 PDT 2016


Signed-off-by: Alexander Shiyan <shc_work at mail.ru>
---
 arch/arm/boards/freescale-mx53-smd/board.c | 1 +
 arch/arm/boards/karo-tx53/board.c          | 1 +
 drivers/mci/imx-esdhc.c                    | 9 +++------
 3 files changed, 5 insertions(+), 6 deletions(-)

diff --git a/arch/arm/boards/freescale-mx53-smd/board.c b/arch/arm/boards/freescale-mx53-smd/board.c
index 354702d..12e5e5f 100644
--- a/arch/arm/boards/freescale-mx53-smd/board.c
+++ b/arch/arm/boards/freescale-mx53-smd/board.c
@@ -115,6 +115,7 @@ static struct esdhc_platform_data loco_sd1_data = {
 	.wp_gpio = LOCO_SD1_WP,
 	.cd_type = ESDHC_CD_GPIO,
 	.wp_type = ESDHC_WP_GPIO,
+	.caps    = MMC_BUS_WIDTH_4,
 };
 
 static struct esdhc_platform_data loco_sd3_data = {
diff --git a/arch/arm/boards/karo-tx53/board.c b/arch/arm/boards/karo-tx53/board.c
index 99aa9e7..8ad5d13 100644
--- a/arch/arm/boards/karo-tx53/board.c
+++ b/arch/arm/boards/karo-tx53/board.c
@@ -105,6 +105,7 @@ static struct esdhc_platform_data tx53_sd1_data = {
 	.cd_gpio = TX53_SD1_CD,
 	.cd_type = ESDHC_CD_GPIO,
 	.wp_type = ESDHC_WP_NONE,
+	.caps    = MMC_BUS_WIDTH_4,
 };
 
 struct imx_nand_platform_data nand_info = {
diff --git a/drivers/mci/imx-esdhc.c b/drivers/mci/imx-esdhc.c
index 2e189fe..66786ff 100644
--- a/drivers/mci/imx-esdhc.c
+++ b/drivers/mci/imx-esdhc.c
@@ -596,13 +596,10 @@ static int fsl_esdhc_probe(struct device_d *dev)
 	if (caps & ESDHC_HOSTCAPBLT_VS33)
 		mci->voltages |= MMC_VDD_32_33 | MMC_VDD_33_34;
 
-	if (pdata && pdata->caps)
+	if (pdata) {
 		mci->host_caps = pdata->caps;
-	else
-		mci->host_caps = MMC_CAP_4_BIT_DATA;
-
-	if (pdata && pdata->devname) {
-		mci->devname = pdata->devname;
+		if (pdata->devname)
+			mci->devname = pdata->devname;
 	} else if (dev->device_node) {
 		const char *alias = of_alias_get(dev->device_node);
 		if (alias)
-- 
2.4.9




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