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authorOlof Johansson <olof@lixom.net>2011-11-11 08:53:46 -0800
committerOlof Johansson <olof@lixom.net>2011-11-11 08:53:46 -0800
commit09d37c4ba9b20d6b694bfd7339850ba9a826fb13 (patch)
tree2ee2fdf15e72e450bbfccd9733205b265da0538f /drivers
parent3cdc3acc62527ab9544c2820b5e5da482a105240 (diff)
parentf750ba9b8db2a926c315ccfa9e95d12fe4590a22 (diff)
Merge branch 'imx-fixes-for-arnd' of git://git.pengutronix.de/git/imx/linux-2.6 into fixes
Diffstat (limited to 'drivers')
-rw-r--r--drivers/mmc/host/sdhci-esdhc-imx.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-esdhc-imx.c b/drivers/mmc/host/sdhci-esdhc-imx.c
index ae57769ba50d..4b976f00ea85 100644
--- a/drivers/mmc/host/sdhci-esdhc-imx.c
+++ b/drivers/mmc/host/sdhci-esdhc-imx.c
@@ -32,6 +32,7 @@
/* VENDOR SPEC register */
#define SDHCI_VENDOR_SPEC 0xC0
#define SDHCI_VENDOR_SPEC_SDIO_QUIRK 0x00000002
+#define SDHCI_WTMK_LVL 0x44
#define SDHCI_MIX_CTRL 0x48
/*
@@ -476,6 +477,13 @@ static int __devinit sdhci_esdhc_imx_probe(struct platform_device *pdev)
if (is_imx53_esdhc(imx_data))
imx_data->flags |= ESDHC_FLAG_MULTIBLK_NO_INT;
+ /*
+ * The imx6q ROM code will change the default watermark level setting
+ * to something insane. Change it back here.
+ */
+ if (is_imx6q_usdhc(imx_data))
+ writel(0x08100810, host->ioaddr + SDHCI_WTMK_LVL);
+
boarddata = &imx_data->boarddata;
if (sdhci_esdhc_imx_probe_dt(pdev, boarddata) < 0) {
if (!host->mmc->parent->platform_data) {