ARM: dts: rockchip: add tuning related settings to veyron

A patch from ğmmc: dw_mmc: allow tuning using the clk-phase apiĞ in state Mainline for linux-kernel

From: Heiko Stuebner <heiko@...> Date: Mon, 27 Jul 2015 13:51:10 +0200

Commit-Message

This allows the tuning code to run and use higher speeds on capable cards. Signed-off-by: Heiko Stuebner <heiko@...>

Patch-Comment

arch/arm/boot/dts/rk3288-veyron-sdmmc.dtsi | 7 ++++++- arch/arm/boot/dts/rk3288-veyron.dtsi | 6 ++++++ 2 files changed, 12 insertions(+), 1 deletion(-)

Statistics

  • 12 lines added
  • 1 lines removed

Changes

------------------ arch/arm/boot/dts/rk3288-veyron-sdmmc.dtsi ------------------
index b5334ec..24a7a11 100644
@@ -90,7 +90,7 @@
regulators {
vccio_sd: LDO_REG4 {
regulator-name = "vccio_sd";
- regulator-min-microvolt = <3300000>;
+ regulator-min-microvolt = <1800000>;
regulator-max-microvolt = <3300000>;
regulator-state-mem {
regulator-off-in-suspend;
@@ -116,7 +116,12 @@
cap-sd-highspeed;
card-detect-delay = <200>;
cd-gpios = <&gpio7 5 GPIO_ACTIVE_LOW>;
+ default-sample-phase = <90>;
num-slots = <1>;
+ sd-uhs-sdr12;
+ sd-uhs-sdr25;
+ sd-uhs-sdr50;
+ sd-uhs-sdr104;
vmmc-supply = <&vcc33_sd>;
vqmmc-supply = <&vccio_sd>;
};
--------------------- arch/arm/boot/dts/rk3288-veyron.dtsi ---------------------
index df7d70d..394aa80 100644
@@ -194,7 +194,9 @@
broken-cd;
bus-width = <8>;
cap-mmc-highspeed;
+ default-sample-phase = <158>;
disable-wp;
+ mmc-hs200-1_8v;
mmc-pwrseq = <&emmc_pwrseq>;
non-removable;
num-slots = <1>;
@@ -409,6 +411,10 @@
num-slots = <1>;
pinctrl-names = "default";
pinctrl-0 = <&sdio0_clk &sdio0_cmd &sdio0_bus4>;
+ sd-uhs-sdr12;
+ sd-uhs-sdr25;
+ sd-uhs-sdr50;
+ sd-uhs-sdr104;
vmmc-supply = <&vcc33_sys>;
vqmmc-supply = <&vcc18_wl>;
};
 
 

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