From: Marek Vasut <marek.vasut@gmail.com>
Date: Fri, 21 Jul 2017 21:11:59 +0000 (+0200)
Subject: mmc: uniphier-sd: Fix long response processing
X-Git-Tag: v2025.01-rc5-pxa1908~6005^2~46
X-Git-Url: http://git.dujemihanovic.xyz/%22/icons/right.gif/static/git-logo.png?a=commitdiff_plain;h=ac5efc358bd6257c2553580d122ae85ffdb0391b;p=u-boot.git

mmc: uniphier-sd: Fix long response processing

The long response entry 0..3 LSByte comes from the next response
register MSByte, not from the next response register LSByte. Fix
this to make the driver report correct values in response 136 .

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Masahiro Yamada <yamada.masahiro@socionext.com>
Cc: Jaehoon Chung <jh80.chung@samsung.com>
Acked-by: Masahiro Yamada <yamada.masahiro@socionext.com>
---

diff --git a/drivers/mmc/uniphier-sd.c b/drivers/mmc/uniphier-sd.c
index 3c462bd583..e272b14153 100644
--- a/drivers/mmc/uniphier-sd.c
+++ b/drivers/mmc/uniphier-sd.c
@@ -470,13 +470,13 @@ static int uniphier_sd_send_cmd(struct udevice *dev, struct mmc_cmd *cmd,
 		u32 rsp_71_40 = readl(priv->regbase + UNIPHIER_SD_RSP32);
 		u32 rsp_39_8 = readl(priv->regbase + UNIPHIER_SD_RSP10);
 
-		cmd->response[0] = (rsp_127_104 & 0xffffff) << 8 |
-							(rsp_103_72 & 0xff);
-		cmd->response[1] = (rsp_103_72  & 0xffffff) << 8 |
-							(rsp_71_40 & 0xff);
-		cmd->response[2] = (rsp_71_40   & 0xffffff) << 8 |
-							(rsp_39_8 & 0xff);
-		cmd->response[3] = (rsp_39_8    & 0xffffff) << 8;
+		cmd->response[0] = ((rsp_127_104 & 0x00ffffff) << 8) |
+				   ((rsp_103_72  & 0xff000000) >> 24);
+		cmd->response[1] = ((rsp_103_72  & 0x00ffffff) << 8) |
+				   ((rsp_71_40   & 0xff000000) >> 24);
+		cmd->response[2] = ((rsp_71_40   & 0x00ffffff) << 8) |
+				   ((rsp_39_8    & 0xff000000) >> 24);
+		cmd->response[3] = (rsp_39_8     & 0xffffff)   << 8;
 	} else {
 		/* bit 39-8 */
 		cmd->response[0] = readl(priv->regbase + UNIPHIER_SD_RSP10);