From: Dinh Nguyen <dinguyen@xxxxxxxxxxxxxxxxxxxxx> The CIU(Card Interface Unit) clock is used by the dw_mmc IP to clock an SD card. The ciu_clk is the sdmmc_clk passed through a fixed divider of 4. This patch adds the ciu_clk node and makes the sdmmc_clk it's parent. Signed-off-by: Dinh Nguyen <dinguyen@xxxxxxxxxxxxxxxxxxxxx> --- arch/arm/boot/dts/socfpga.dtsi | 10 +++++++++- 1 file changed, 9 insertions(+), 1 deletion(-) diff --git a/arch/arm/boot/dts/socfpga.dtsi b/arch/arm/boot/dts/socfpga.dtsi index d9176e6..25418ee 100644 --- a/arch/arm/boot/dts/socfpga.dtsi +++ b/arch/arm/boot/dts/socfpga.dtsi @@ -451,6 +451,14 @@ clk-phase = <0 135>; }; + ciu_clk: ciu_clk { + #clock-cells = <0>; + compatible = "altr,socfpga-gate-clk"; + clocks = <&sdmmc_clk>; + clk-gate = <0xa0 8>; + fixed-divider = <4>; + }; + nand_x_clk: nand_x_clk { #clock-cells = <0>; compatible = "altr,socfpga-gate-clk"; @@ -635,7 +643,7 @@ fifo-depth = <0x400>; #address-cells = <1>; #size-cells = <0>; - clocks = <&l4_mp_clk>, <&sdmmc_clk>; + clocks = <&l4_mp_clk>, <&ciu_clk>; clock-names = "biu", "ciu"; }; -- 2.2.1 -- 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