From 247cb8b7a79670ff37b992012431b7f5ec0e196d Mon Sep 17 00:00:00 2001 From: Veerabhadrarao Badiganti Date: Mon, 12 Nov 2018 12:22:16 +0530 Subject: [PATCH] dt-bindings: mmc: sdhci-msm: Add SoC-specific compatible strings Add SoC-specific compatible strings for qcom-sdhci controller. Signed-off-by: Veerabhadrarao Badiganti Reviewed-by: Rob Herring Signed-off-by: Ulf Hansson --- .../devicetree/bindings/mmc/sdhci-msm.txt | 21 +++++++++++++++---- 1 file changed, 17 insertions(+), 4 deletions(-) diff --git a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt index 502b3b851ebb..b72871ac90cb 100644 --- a/Documentation/devicetree/bindings/mmc/sdhci-msm.txt +++ b/Documentation/devicetree/bindings/mmc/sdhci-msm.txt @@ -4,12 +4,25 @@ This file documents differences between the core properties in mmc.txt and the properties used by the sdhci-msm driver. Required properties: -- compatible: Should contain: +- compatible: Should contain a SoC-specific string and a IP version string: + version strings: "qcom,sdhci-msm-v4" for sdcc versions less than 5.0 - "qcom,sdhci-msm-v5" for sdcc versions >= 5.0 + "qcom,sdhci-msm-v5" for sdcc version 5.0 For SDCC version 5.0.0, MCI registers are removed from SDCC interface and some registers are moved to HC. New compatible string is added to support this change - "qcom,sdhci-msm-v5". + full compatible strings with SoC and version: + "qcom,apq8084-sdhci", "qcom,sdhci-msm-v4" + "qcom,msm8974-sdhci", "qcom,sdhci-msm-v4" + "qcom,msm8916-sdhci", "qcom,sdhci-msm-v4" + "qcom,msm8992-sdhci", "qcom,sdhci-msm-v4" + "qcom,msm8996-sdhci", "qcom,sdhci-msm-v4" + "qcom,sdm845-sdhci", "qcom,sdhci-msm-v5" + "qcom,qcs404-sdhci", "qcom,sdhci-msm-v5" + NOTE that some old device tree files may be floating around that only + have the string "qcom,sdhci-msm-v4" without the SoC compatible string + but doing that should be considered a deprecated practice. + - reg: Base address and length of the register in the following order: - Host controller register map (required) - SD Core register map (required) @@ -29,7 +42,7 @@ Required properties: Example: sdhc_1: sdhci@f9824900 { - compatible = "qcom,sdhci-msm-v4"; + compatible = "qcom,msm8974-sdhci", "qcom,sdhci-msm-v4"; reg = <0xf9824900 0x11c>, <0xf9824000 0x800>; interrupts = <0 123 0>; bus-width = <8>; @@ -46,7 +59,7 @@ Example: }; sdhc_2: sdhci@f98a4900 { - compatible = "qcom,sdhci-msm-v4"; + compatible = "qcom,msm8974-sdhci", "qcom,sdhci-msm-v4"; reg = <0xf98a4900 0x11c>, <0xf98a4000 0x800>; interrupts = <0 125 0>; bus-width = <4>;