From: Jaedon Shin Date: Fri, 9 Sep 2016 02:08:40 +0000 (+0900) Subject: mmc: sdhci-brcmstb: Fix incorrect capability X-Git-Tag: v4.14-rc1~2371^2~19 X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=6a3d8ced09482bd5b0e831740d83ed722aa2c5e6;p=platform%2Fkernel%2Flinux-rpi.git 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 Acked-by: Adrian Hunter Signed-off-by: Ulf Hansson --- diff --git a/drivers/mmc/host/sdhci-brcmstb.c b/drivers/mmc/host/sdhci-brcmstb.c index 609ba5b..159f6f6 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);