linux-kernel - [PATCH 8/8] ARM: dts: rockchip: add tuning related settings to veyron devices

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Date:	Mon, 31 Aug 2015 20:24:06 +0200
From:	Heiko Stuebner <heiko@...ech.de>
To:	ulf.hansson@...aro.org, mturquette@...libre.com,
	sboyd@...eaurora.org, tgih.jun@...sung.com, jh80.chung@...sung.com
Cc:	linux-mmc@...r.kernel.org, linux-clk@...r.kernel.org,
	linux-arm-kernel@...ts.infradead.org,
	linux-rockchip@...ts.infradead.org, linux-kernel@...r.kernel.org,
	Heiko Stuebner <heiko@...ech.de>
Subject: [PATCH 8/8] ARM: dts: rockchip: add tuning related settings to veyron devices

This allows the tuning code to run and use higher speeds on capable cards.

Signed-off-by: Heiko Stuebner <heiko@...ech.de>
---
 arch/arm/boot/dts/rk3288-veyron-sdmmc.dtsi | 7 ++++++-
 arch/arm/boot/dts/rk3288-veyron.dtsi       | 6 ++++++
 2 files changed, 12 insertions(+), 1 deletion(-)

diff --git a/arch/arm/boot/dts/rk3288-veyron-sdmmc.dtsi b/arch/arm/boot/dts/rk3288-veyron-sdmmc.dtsi
index b5334ec..24a7a11 100644
--- a/arch/arm/boot/dts/rk3288-veyron-sdmmc.dtsi
+++ b/arch/arm/boot/dts/rk3288-veyron-sdmmc.dtsi
@@ -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>;
 };
diff --git a/arch/arm/boot/dts/rk3288-veyron.dtsi b/arch/arm/boot/dts/rk3288-veyron.dtsi
index df7d70d..394aa80 100644
--- a/arch/arm/boot/dts/rk3288-veyron.dtsi
+++ b/arch/arm/boot/dts/rk3288-veyron.dtsi
@@ -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>;
 };
-- 
2.1.4

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