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Date: Tue, 22 Dec 2015 17:33:51 +0800 From: Caesar Wang <wxt@...k-chips.com> To: heiko@...ech.de Cc: devicetree@...r.kernel.org, linux-kernel@...r.kernel.org, linux-rockchip@...ts.infradead.org, linux-arm-kernel@...ts.infradead.org, keescook@...gle.com, leozwang@...gle.com, leecam@...gle.com, Caesar Wang <wxt@...k-chips.com> Subject: [PATCH 3/5] ARM: dts: rockchip: enable the high speed on sdio for kylin board We want to the higher speed for wifi module working. Bootup kernel log: ... mmc_host mmc0: Bus speed (slot 0) = 37125000Hz (slot req 37500000Hz, actual 37125000HZ div = 0) or run 'cat /sys/kernel/debug/clk/clk_summary |grep phase -C 1' to check Otherwise, the mmc0 will run 400khz defalult value to work. Signed-off-by: Caesar Wang <wxt@...k-chips.com> --- arch/arm/boot/dts/rk3036-kylin.dts | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/arch/arm/boot/dts/rk3036-kylin.dts b/arch/arm/boot/dts/rk3036-kylin.dts index bb7e549..2ef38be 100644 --- a/arch/arm/boot/dts/rk3036-kylin.dts +++ b/arch/arm/boot/dts/rk3036-kylin.dts @@ -297,6 +297,11 @@ broken-cd; bus-width = <4>; + cap-sd-highspeed; + sd-uhs-sdr12; + sd-uhs-sdr25; + sd-uhs-sdr50; + sd-uhs-sdr104; cap-sdio-irq; default-sample-phase = <90>; keep-power-in-suspend; -- 1.9.1 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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