From: Dinh Nguyen <dinguyen@xxxxxxxxxx> The "altr,sysmgr-sdmmc-sdr" compatible property is used for the SOCFPGA clk-sysmgr driver. This property represents the register inside the system manager that controls the clock phase of the SD/MMC driver. Signed-off-by: Dinh Nguyen <dinguyen@xxxxxxxxxx> Cc: Pavel Machek <pavel@xxxxxxx> CC: Arnd Bergmann <arnd@xxxxxxxx> Cc: Mike Turquette <mturquette@xxxxxxxxxx> CC: Olof Johansson <olof@xxxxxxxxx> Cc: Rob Herring <rob.herring@xxxxxxxxxxx> Cc: Pawel Moll <pawel.moll@xxxxxxx> Cc: Mark Rutland <mark.rutland@xxxxxxx> Cc: Stephen Warren <swarren@xxxxxxxxxxxxx> Cc: Ian Campbell <ian.campbell@xxxxxxxxxx> Cc: Chris Ball <cjb@xxxxxxxxxx> Cc: Jaehoon Chung <jh80.chung@xxxxxxxxxxx> Cc: Seungwon Jeon <tgih.jun@xxxxxxxxxxx> Cc: devicetree@xxxxxxxxxxxxxxx Cc: linux-mmc@xxxxxxxxxxxxxxx CC: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx --- .../bindings/arm/altera/socfpga-system.txt | 10 ++++++++++ arch/arm/boot/dts/socfpga.dtsi | 12 ++++++++++-- 2 files changed, 20 insertions(+), 2 deletions(-) diff --git a/Documentation/devicetree/bindings/arm/altera/socfpga-system.txt b/Documentation/devicetree/bindings/arm/altera/socfpga-system.txt index f4d04a0..7a6c7ed 100644 --- a/Documentation/devicetree/bindings/arm/altera/socfpga-system.txt +++ b/Documentation/devicetree/bindings/arm/altera/socfpga-system.txt @@ -5,9 +5,19 @@ Required properties: - reg : Should contain 1 register ranges(address and length) - cpu1-start-addr : CPU1 start address in hex. +Optional properties: +- compatible = "altr,sysmgr-sdmmc-sdr". This compatible property is used +to represent the clock phase settings for the SD/MMC IP. + Example: sysmgr@ffd08000 { compatible = "altr,sys-mgr"; reg = <0xffd08000 0x1000>; cpu1-start-addr = <0xffd080c4>; + + sysmgr_sdr_mmc: sysmgr_sdr_mmc { + #clock-cells = <0>; + compatible = "altr,sysmgr-sdmmc-sdr"; + reg = <0x108 1>; + }; }; diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi index e273fa9..0662d04 100644 --- a/arch/arm/boot/dts/socfpga.dtsi +++ b/arch/arm/boot/dts/socfpga.dtsi @@ -521,8 +521,16 @@ }; sysmgr@ffd08000 { - compatible = "altr,sys-mgr"; - reg = <0xffd08000 0x4000>; + #address-cells = <1>; + #size-cells = <1>; + compatible = "altr,sys-mgr"; + reg = <0xffd08000 0x4000>; + + sysmgr_sdr_mmc: sysmgr_sdr_mmc { + #clock-cells = <0>; + compatible = "altr,sysmgr-sdmmc-sdr"; + reg = <0x108 1>; }; + }; }; }; -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe devicetree" in the body of a message to majordomo@xxxxxxxxxxxxxxx More majordomo info at http://vger.kernel.org/majordomo-info.html