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| author |   Paweł Jarosz <paweljarosz3691@gmail.com> | 2016-11-04 19:07:31 +0100 |
|---|---|---|
| committer |   Heiko Stuebner <heiko@sntech.de> | 2016-11-06 12:41:10 +0100 |
| commit | 04a6e5e83a37cdcc45bf53970b03f6a8e58e3462 (patch) | |
| tree | c1da32d2b185cf67990976afb131712bdcc47cd0 /arch/arm/boot/dts/rk3066a.dtsi | |
| parent | ARM: dts: rockchip: use pin constants to describe gpios on Popmetal-RK3288 (diff) | |
| download | linux-dev-04a6e5e83a37cdcc45bf53970b03f6a8e58e3462.tar.xz linux-dev-04a6e5e83a37cdcc45bf53970b03f6a8e58e3462.zip | |
ARM: dts: rockchip: Set sdmmc frequency at boot time for rk3066a
Currently driver leaves sdmmc frequency at its default.
So lets set this to 50MHz.
This gives us performance boost in mmc transfers.
Signed-off-by: Paweł Jarosz <paweljarosz3691@gmail.com>
Signed-off-by: Heiko Stuebner <heiko@sntech.de>
Diffstat (limited to 'arch/arm/boot/dts/rk3066a.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/rk3066a.dtsi | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/rk3066a.dtsi b/arch/arm/boot/dts/rk3066a.dtsi index f3a51099f5e0..fc8dcc72b16f 100644 --- a/arch/arm/boot/dts/rk3066a.dtsi +++ b/arch/arm/boot/dts/rk3066a.dtsi @@ -636,6 +636,8 @@ }; &mmc0 { + clock-frequency = <50000000>; + max-frequency = <50000000>; pinctrl-names = "default"; pinctrl-0 = <&sd0_clk &sd0_cmd &sd0_cd &sd0_bus4>; }; |