From 045644ffe618f140791643aa8b78ad2587e8de0f Mon Sep 17 00:00:00 2001 From: Srinivas Kandagatla Date: Tue, 29 Apr 2014 08:33:52 +0100 Subject: [PATCH] ARM: DT: apq8064: Add sdcc support via mcci driver. This patch adds support to SD card controller using generic pl180 mmci driver. This patch also adds temporary fixed regulator to get it going till the actual regulator is mainlined. Signed-off-by: Srinivas Kandagatla Signed-off-by: Kumar Gala --- arch/arm/boot/dts/qcom-apq8064-ifc6410.dts | 12 ++++++ arch/arm/boot/dts/qcom-apq8064.dtsi | 49 ++++++++++++++++++++++ 2 files changed, 61 insertions(+) diff --git a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts index 7c2441d526bc..90db8af51f3a 100644 --- a/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts +++ b/arch/arm/boot/dts/qcom-apq8064-ifc6410.dts @@ -12,5 +12,17 @@ status = "ok"; }; }; + + amba { + /* eMMC */ + sdcc1: sdcc@12400000 { + status = "okay"; + }; + + /* External micro SD card */ + sdcc3: sdcc@12180000 { + status = "okay"; + }; + }; }; }; diff --git a/arch/arm/boot/dts/qcom-apq8064.dtsi b/arch/arm/boot/dts/qcom-apq8064.dtsi index c8098bc3c276..32075e84872e 100644 --- a/arch/arm/boot/dts/qcom-apq8064.dtsi +++ b/arch/arm/boot/dts/qcom-apq8064.dtsi @@ -196,5 +196,54 @@ #clock-cells = <1>; #reset-cells = <1>; }; + + /* Temporary fixed regulator */ + vsdcc_fixed: vsdcc-regulator { + compatible = "regulator-fixed"; + regulator-name = "SDCC Power"; + regulator-min-microvolt = <2700000>; + regulator-max-microvolt = <2700000>; + regulator-always-on; + }; + + amba { + compatible = "arm,amba-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + sdcc1: sdcc@12400000 { + status = "disabled"; + compatible = "arm,pl18x", "arm,primecell"; + arm,primecell-periphid = <0x00051180>; + reg = <0x12400000 0x2000>; + interrupts = ; + interrupt-names = "cmd_irq"; + clocks = <&gcc SDC1_CLK>, <&gcc SDC1_H_CLK>; + clock-names = "mclk", "apb_pclk"; + bus-width = <8>; + max-frequency = <96000000>; + non-removable; + cap-sd-highspeed; + cap-mmc-highspeed; + vmmc-supply = <&vsdcc_fixed>; + }; + + sdcc3: sdcc@12180000 { + compatible = "arm,pl18x", "arm,primecell"; + arm,primecell-periphid = <0x00051180>; + status = "disabled"; + reg = <0x12180000 0x2000>; + interrupts = ; + interrupt-names = "cmd_irq"; + clocks = <&gcc SDC3_CLK>, <&gcc SDC3_H_CLK>; + clock-names = "mclk", "apb_pclk"; + bus-width = <4>; + cap-sd-highspeed; + cap-mmc-highspeed; + max-frequency = <192000000>; + no-1-8-v; + vmmc-supply = <&vsdcc_fixed>; + }; + }; }; }; -- 2.20.1