diff options
| author | Jaedon Shin <jaedon.shin@gmail.com> | 2016-09-09 05:08:40 +0300 |
|---|---|---|
| committer | Ulf Hansson <ulf.hansson@linaro.org> | 2016-09-26 22:31:28 +0300 |
| commit | 6a3d8ced09482bd5b0e831740d83ed722aa2c5e6 (patch) | |
| tree | d1ec5a3e9632fe174aefe2e4d1eb7c1b2d21a221 /drivers | |
| parent | 5a3ab2815c6a3772e9c70e1b3f778f1a23fc8671 (diff) | |
| download | linux-6a3d8ced09482bd5b0e831740d83ed722aa2c5e6.tar.xz | |
mmc: sdhci-brcmstb: Fix incorrect capability
Clear incorrect SDHCI_CAN_64BIT capability on Broadcom MIPS based SoCs.
The MIPS based SoCs are using ADMA only, but the several SoCs have the
incorrect capability bit about ADMA 64-bit. The "brcm,bcm7425-sdhci" is
compatible string for MIPS based SoC.
Signed-off-by: Jaedon Shin <jaedon.shin@gmail.com>
Acked-by: Adrian Hunter <adrian.hunter@intel.com>
Signed-off-by: Ulf Hansson <ulf.hansson@linaro.org>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/mmc/host/sdhci-brcmstb.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/mmc/host/sdhci-brcmstb.c b/drivers/mmc/host/sdhci-brcmstb.c index 609ba5b6dd4e..159f6f64c68e 100644 --- a/drivers/mmc/host/sdhci-brcmstb.c +++ b/drivers/mmc/host/sdhci-brcmstb.c @@ -98,6 +98,8 @@ static int sdhci_brcmstb_probe(struct platform_device *pdev) * properties through mmc_of_parse(). */ host->caps = sdhci_readl(host, SDHCI_CAPABILITIES); + if (of_device_is_compatible(pdev->dev.of_node, "brcm,bcm7425-sdhci")) + host->caps &= ~SDHCI_CAN_64BIT; host->caps1 = sdhci_readl(host, SDHCI_CAPABILITIES_1); host->caps1 &= ~(SDHCI_SUPPORT_SDR50 | SDHCI_SUPPORT_SDR104 | SDHCI_SUPPORT_DDR50); @@ -121,6 +123,7 @@ err_clk: static const struct of_device_id sdhci_brcm_of_match[] = { { .compatible = "brcm,bcm7425-sdhci" }, + { .compatible = "brcm,bcm7445-sdhci" }, {}, }; MODULE_DEVICE_TABLE(of, sdhci_brcm_of_match); |