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path: root/drivers/mmc/host/sdhci-of.c
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Diffstat (limited to 'drivers/mmc/host/sdhci-of.c')
-rw-r--r--drivers/mmc/host/sdhci-of.c9
1 files changed, 8 insertions, 1 deletions
diff --git a/drivers/mmc/host/sdhci-of.c b/drivers/mmc/host/sdhci-of.c
index 3ff4ac3abe8b..128c614d11aa 100644
--- a/drivers/mmc/host/sdhci-of.c
+++ b/drivers/mmc/host/sdhci-of.c
@@ -55,7 +55,13 @@ static u32 esdhc_readl(struct sdhci_host *host, int reg)
55 55
56static u16 esdhc_readw(struct sdhci_host *host, int reg) 56static u16 esdhc_readw(struct sdhci_host *host, int reg)
57{ 57{
58 return in_be16(host->ioaddr + (reg ^ 0x2)); 58 u16 ret;
59
60 if (unlikely(reg == SDHCI_HOST_VERSION))
61 ret = in_be16(host->ioaddr + reg);
62 else
63 ret = in_be16(host->ioaddr + (reg ^ 0x2));
64 return ret;
59} 65}
60 66
61static u8 esdhc_readb(struct sdhci_host *host, int reg) 67static u8 esdhc_readb(struct sdhci_host *host, int reg)
@@ -277,6 +283,7 @@ static int __devexit sdhci_of_remove(struct of_device *ofdev)
277static const struct of_device_id sdhci_of_match[] = { 283static const struct of_device_id sdhci_of_match[] = {
278 { .compatible = "fsl,mpc8379-esdhc", .data = &sdhci_esdhc, }, 284 { .compatible = "fsl,mpc8379-esdhc", .data = &sdhci_esdhc, },
279 { .compatible = "fsl,mpc8536-esdhc", .data = &sdhci_esdhc, }, 285 { .compatible = "fsl,mpc8536-esdhc", .data = &sdhci_esdhc, },
286 { .compatible = "fsl,esdhc", .data = &sdhci_esdhc, },
280 { .compatible = "generic-sdhci", }, 287 { .compatible = "generic-sdhci", },
281 {}, 288 {},
282}; 289};