linux-kernel - [PATCH v2 08/10] arm64: dts: tegra210: Add sdmmc pad auto calibration offsets

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Message-ID: <1532608016-14319-9-git-send-email-avienamo@nvidia.com>
Date:   Thu, 26 Jul 2018 15:26:54 +0300
From:   Aapo Vienamo <avienamo@...dia.com>
To:     Ulf Hansson <ulf.hansson@...aro.org>,
        Rob Herring <robh+dt@...nel.org>,
        Mark Rutland <mark.rutland@....com>,
        Thierry Reding <thierry.reding@...il.com>,
        Jonathan Hunter <jonathanh@...dia.com>,
        "Adrian Hunter" <adrian.hunter@...el.com>,
        Mikko Perttunen <mperttunen@...dia.com>
CC:     <linux-mmc@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-tegra@...r.kernel.org>, <linux-kernel@...r.kernel.org>,
        Aapo Vienamo <avienamo@...dia.com>
Subject: [PATCH v2 08/10] arm64: dts: tegra210: Add sdmmc pad auto calibration offsets

Add the calibration offset properties used for automatic pad drive
strength calibration.

Signed-off-by: Aapo Vienamo <avienamo@...dia.com>
---
 arch/arm64/boot/dts/nvidia/tegra210.dtsi | 12 ++++++++++++
 1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/nvidia/tegra210.dtsi b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
index c449566..c16ab5f 100644
--- a/arch/arm64/boot/dts/nvidia/tegra210.dtsi
+++ b/arch/arm64/boot/dts/nvidia/tegra210.dtsi
@@ -1051,6 +1051,10 @@
 		pinctrl-names = "sdmmc-3v3", "sdmmc-1v8";
 		pinctrl-0 = <&sdmmc1_3v3>;
 		pinctrl-1 = <&sdmmc1_1v8>;
+		pad-autocal-pull-up-offset-3v3 = <0x00>;
+		pad-autocal-pull-down-offset-3v3 = <0x7d>;
+		pad-autocal-pull-up-offset-1v8 = <0x7b>;
+		pad-autocal-pull-down-offset-1v8 = <0x7b>;
 		status = "disabled";
 	};
 
@@ -1062,6 +1066,8 @@
 		clock-names = "sdhci";
 		resets = <&tegra_car 9>;
 		reset-names = "sdhci";
+		pad-autocal-pull-up-offset-1v8 = <0x05>;
+		pad-autocal-pull-down-offset-1v8 = <0x05>;
 		status = "disabled";
 	};
 
@@ -1076,6 +1082,10 @@
 		pinctrl-names = "sdmmc-3v3", "sdmmc-1v8";
 		pinctrl-0 = <&sdmmc3_3v3>;
 		pinctrl-1 = <&sdmmc3_1v8>;
+		pad-autocal-pull-up-offset-3v3 = <0x00>;
+		pad-autocal-pull-down-offset-3v3 = <0x7d>;
+		pad-autocal-pull-up-offset-1v8 = <0x7b>;
+		pad-autocal-pull-down-offset-1v8 = <0x7b>;
 		status = "disabled";
 	};
 
@@ -1088,6 +1098,8 @@
 		resets = <&tegra_car 15>;
 		reset-names = "sdhci";
 		nvidia,only-1-8-v;
+		pad-autocal-pull-up-offset-1v8 = <0x05>;
+		pad-autocal-pull-down-offset-1v8 = <0x05>;
 		status = "disabled";
 	};
 
-- 
2.7.4