diff mbox

[v4,3/5] mmc: dw_mmc: exynos: Remove code for wp-gpios

Message ID 1357923834-31641-3-git-send-email-dianders@chromium.org (mailing list archive)
State New, archived
Headers show

Commit Message

Doug Anderson Jan. 11, 2013, 5:03 p.m. UTC 
The exynos code claimed the write protect with devm_gpio_request() but
never did anything with it.  That meant that anyone using a write
protect GPIO would effectively be write protected all the time.

The handling for wp-gpios belongs in the main dw_mmc driver and has
been moved there.

Signed-off-by: Doug Anderson <dianders@chromium.org>
Acked-by: Seungwon Jeon <tgih.jun@samsung.com>
---
Changes in v4: None
Changes in v3:
- Totally removed wp-gpios handling from exynos code.

Changes in v2: None

 drivers/mmc/host/dw_mmc-exynos.c |   10 ----------
 1 files changed, 0 insertions(+), 10 deletions(-)

Comments

Olof Johansson Jan. 15, 2013, 6:25 a.m. UTC | #1 
On Fri, Jan 11, 2013 at 09:03:52AM -0800, Doug Anderson wrote:
> The exynos code claimed the write protect with devm_gpio_request() but
> never did anything with it.  That meant that anyone using a write
> protect GPIO would effectively be write protected all the time.
> 
> The handling for wp-gpios belongs in the main dw_mmc driver and has
> been moved there.
> 
> Signed-off-by: Doug Anderson <dianders@chromium.org>
> Acked-by: Seungwon Jeon <tgih.jun@samsung.com>

Acked-by: Olof Johansson <olof@lixom.net>


-Olof
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diff mbox

Patch

diff --git a/drivers/mmc/host/dw_mmc-exynos.c b/drivers/mmc/host/dw_mmc-exynos.c
index 4d50da6..72fd0f2 100644
--- a/drivers/mmc/host/dw_mmc-exynos.c
+++ b/drivers/mmc/host/dw_mmc-exynos.c
@@ -175,16 +175,6 @@  static int dw_mci_exynos_setup_bus(struct dw_mci *host,
 		}
 	}
 
-	gpio = of_get_named_gpio(slot_np, "wp-gpios", 0);
-	if (gpio_is_valid(gpio)) {
-		if (devm_gpio_request(host->dev, gpio, "dw-mci-wp"))
-			dev_info(host->dev, "gpio [%d] request failed\n",
-						gpio);
-	} else {
-		dev_info(host->dev, "wp gpio not available");
-		host->pdata->quirks |= DW_MCI_QUIRK_NO_WRITE_PROTECT;
-	}
-
 	if (host->pdata->quirks & DW_MCI_QUIRK_BROKEN_CARD_DETECTION)
 		return 0;