From mboxrd@z Thu Jan 1 00:00:00 1970 From: Jaedon Shin Subject: [v4 2/2] mmc: sdhci-brcmstb: Fix incorrect capability Date: Fri, 9 Sep 2016 11:08:40 +0900 Message-ID: <20160909020840.2718-3-jaedon.shin@gmail.com> References: <20160909020840.2718-1-jaedon.shin@gmail.com> Return-path: In-Reply-To: <20160909020840.2718-1-jaedon.shin-Re5JQEeQqe8AvxtiuMwx3w@public.gmane.org> Sender: devicetree-owner-u79uwXL29TY76Z2rM5mHXA@public.gmane.org To: Ulf Hansson , Adrian Hunter , Rob Herring , Al Cooper Cc: Florian Fainelli , linux-mmc-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, bcm-kernel-feedback-list-dY08KVG/lbpWk0Htik3J/w@public.gmane.org, devicetree-u79uwXL29TY76Z2rM5mHXA@public.gmane.org, Arnd Bergmann , Jaedon Shin List-Id: devicetree@vger.kernel.org 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 --- drivers/mmc/host/sdhci-brcmstb.c | 3 +++ 1 file changed, 3 insertions(+) diff --git a/drivers/mmc/host/sdhci-brcmstb.c b/drivers/mmc/host/sdhci-brcmstb.c index cce10fe3e19e..464d9f9a4c06 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); -- 2.10.0 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo-u79uwXL29TY76Z2rM5mHXA@public.gmane.org More majordomo info at http://vger.kernel.org/majordomo-info.html