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| author | Ajay Bhargav <ajay.bhargav@einfochips.com> | 2011-11-13 23:43:12 +0000 |
|---|---|---|
| committer | Andy Fleming <afleming@freescale.com> | 2011-11-25 17:43:05 -0600 |
| commit | 5af9a56999c3c7ec827447d0b957e3e234f5d9a4 (patch) | |
| tree | d08219d7cfdc7b39a2bb76e85a8bdd5c29faf7c7 /drivers/mmc/mv_sdhci.c | |
| parent | fdbe8b9a2d1858ba35dd6214315563ad44d4a0e3 (diff) | |
| download | talos-obmc-uboot-5af9a56999c3c7ec827447d0b957e3e234f5d9a4.tar.gz talos-obmc-uboot-5af9a56999c3c7ec827447d0b957e3e234f5d9a4.zip | |
mmc: mv_sdhci: Fix host version read for Armada100
sdhci_readw does not work for host version read in Armada100 series
SoCs. This patch fix this issue by making a sdhci_readl call to get host
version.
Signed-off-by: Ajay Bhargav <ajay.bhargav@einfochips.com>
Diffstat (limited to 'drivers/mmc/mv_sdhci.c')
| -rw-r--r-- | drivers/mmc/mv_sdhci.c | 5 |
1 files changed, 4 insertions, 1 deletions
diff --git a/drivers/mmc/mv_sdhci.c b/drivers/mmc/mv_sdhci.c index f92caeb8fd..1501974e2f 100644 --- a/drivers/mmc/mv_sdhci.c +++ b/drivers/mmc/mv_sdhci.c @@ -48,7 +48,10 @@ int mv_sdh_init(u32 regbase, u32 max_clk, u32 min_clk, u32 quirks) mv_ops.write_b = mv_sdhci_writeb; host->ops = &mv_ops; #endif - host->version = sdhci_readw(host, SDHCI_HOST_VERSION); + if (quirks & SDHCI_QUIRK_REG32_RW) + host->version = sdhci_readl(host, SDHCI_HOST_VERSION - 2) >> 16; + else + host->version = sdhci_readw(host, SDHCI_HOST_VERSION); add_sdhci(host, max_clk, min_clk); return 0; } |
