From: Jaehoon Chung <jh80.chung@samsung.com>
Date: Fri, 6 Nov 2015 03:39:39 +0000 (+0800)
Subject: mmc: dw_mmc: fix the CardThreshold boundary at CardThrCtl register
X-Git-Tag: firefly_0821_release~3637
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=60f8440c9b1926df44abe1aa07e82db7110bcaaa;p=firefly-linux-kernel-4.4.55.git

mmc: dw_mmc: fix the CardThreshold boundary at CardThrCtl register

According to DesignWare DoC file, CardThreshold bit should be
bit[27:16].
So it's correct to use (0xFFF << 16), not (0x1FFF << 16).

Change-Id: I184fff75e6e72624a22cdfc6b0ffcc236ffb07c2
Signed-off-by: Jaehoon Chung <jh80.chung@samsung.com>
Reviewed-by: Alim Akhtar <alim.akhtar@samsung.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
---

diff --git a/drivers/mmc/host/rk_sdmmc.h b/drivers/mmc/host/rk_sdmmc.h
index e0c4818e0d39..f1ddc3cdad73 100755
--- a/drivers/mmc/host/rk_sdmmc.h
+++ b/drivers/mmc/host/rk_sdmmc.h
@@ -252,7 +252,7 @@ static const struct sdmmc_reg dw_mci_regs[] = {
 /* Version ID register define */
 #define SDMMC_GET_VERID(x)		((x) & 0xFFFF)
 /* Card read threshold */
-#define SDMMC_SET_RD_THLD(v, x)		(((v) & 0x1FFF) << 16 | (x))
+#define SDMMC_SET_RD_THLD(v, x)		(((v) & 0xFFF) << 16 | (x))
 
 /* Register access macros */
 #define mci_readl(dev, reg)			\