mmc: sdhci-pci-o2micro: Fix Dell E5440 issue

Fix Dell E5440 when reboot Linux, can't find o2micro sd host chip issue.

Fixes: 01acf6917aed (mmc: sdhci-pci: add support of O2Micro/BayHubTech SD hosts)
Signed-off-by: Peter Guo <peter.guo@bayhubtech.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>

diff --git a/drivers/mmc/host/sdhci-pci-o2micro.c b/drivers/mmc/host/sdhci-pci-o2micro.c
index 5670e38..e2ec108 100644 (file)
--- a/drivers/mmc/host/sdhci-pci-o2micro.c
+++ b/drivers/mmc/host/sdhci-pci-o2micro.c
@@ -127,8 +127,6 @@ void sdhci_pci_o2_fujin2_pci_init(struct sdhci_pci_chip *chip)
                return;
        scratch_32 &= ~((1 << 21) | (1 << 30));
 
-       /* Set RTD3 function disabled */
-       scratch_32 |= ((1 << 29) | (1 << 28));
        pci_write_config_dword(chip->pdev, O2_SD_FUNC_REG3, scratch_32);
 
        /* Set L1 Entrance Timer */