diff mbox

[PATCHv2,2/3] mmc: dw_mmc-pltm: Remove Rockchip's custom dw_mmc driver structure

Message ID 1386386424-859-3-git-send-email-dinguyen@altera.com (mailing list archive)
State New, archived
Headers show

Commit Message

Dinh Nguyen Dec. 7, 2013, 3:20 a.m. UTC 
From: Dinh Nguyen <dinguyen@altera.com>

Rockchip's implementation of the dw_mmc controller only requires the setting
of the SDMMC_CMD_USE_HOLD_REG on every command. With the patch to set the
SDMMC_CMD_USE_HOLD_REG by checking the slot's speed mode, this Rockchip
custom driver structure is no longer necessary.

Signed-off-by: Dinh Nguyen <dinguyen@altera.com>
---
v2: none
---
 drivers/mmc/host/dw_mmc-pltfm.c |   12 +-----------
 1 file changed, 1 insertion(+), 11 deletions(-)

Comments

Heiko Stübner Dec. 7, 2013, 12:51 p.m. UTC | #1 
Am Samstag, 7. Dezember 2013, 04:20:23 schrieb dinguyen@altera.com:
> From: Dinh Nguyen <dinguyen@altera.com>
> 
> Rockchip's implementation of the dw_mmc controller only requires the
> setting of the SDMMC_CMD_USE_HOLD_REG on every command. With the patch to
> set the SDMMC_CMD_USE_HOLD_REG by checking the slot's speed mode, this
> Rockchip custom driver structure is no longer necessary.
> 
> Signed-off-by: Dinh Nguyen <dinguyen@altera.com>

Acked-by: Heiko Stuebner <heiko@sntech.de>

on a rockchip,rk3066 (dw_mmc 10214000.dwmmc: Version ID is 240a)
Tested-by: Heiko Stuebner <heiko@sntech.de>
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diff mbox

Patch

diff --git a/drivers/mmc/host/dw_mmc-pltfm.c b/drivers/mmc/host/dw_mmc-pltfm.c
index 5c49656..8f15d05 100644
--- a/drivers/mmc/host/dw_mmc-pltfm.c
+++ b/drivers/mmc/host/dw_mmc-pltfm.c
@@ -25,15 +25,6 @@ 
 #include "dw_mmc.h"
 #include "dw_mmc-pltfm.h"
 
-static void dw_mci_rockchip_prepare_command(struct dw_mci *host, u32 *cmdr)
-{
-	*cmdr |= SDMMC_CMD_USE_HOLD_REG;
-}
-
-static const struct dw_mci_drv_data rockchip_drv_data = {
-	.prepare_command	= dw_mci_rockchip_prepare_command,
-};
-
 int dw_mci_pltfm_register(struct platform_device *pdev,
 			  const struct dw_mci_drv_data *drv_data)
 {
@@ -90,8 +81,7 @@  EXPORT_SYMBOL_GPL(dw_mci_pltfm_pmops);
 
 static const struct of_device_id dw_mci_pltfm_match[] = {
 	{ .compatible = "snps,dw-mshc", },
-	{ .compatible = "rockchip,rk2928-dw-mshc",
-		.data = &rockchip_drv_data },
+	{ .compatible = "rockchip,rk2928-dw-mshc", },
 	{},
 };
 MODULE_DEVICE_TABLE(of, dw_mci_pltfm_match);