ARM: dts: r8a7791: Don't disable referenced optional clocks
authorSjoerd Simons <sjoerd.simons@collabora.co.uk>
Wed, 6 Apr 2016 12:52:53 +0000 (14:52 +0200)
committerSimon Horman <horms+renesas@verge.net.au>
Tue, 19 Apr 2016 22:52:53 +0000 (08:52 +1000)
clk_get on a disabled clock node will return EPROBE_DEFER, which can
cause drivers to be deferred forever if such clocks are referenced in
their clocks property.

Update the various disabled external clock nodes to default to a
frequency of 0, but don't disable them to prevent this.

Signed-off-by: Sjoerd Simons <sjoerd.simons@collabora.co.uk>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
arch/arm/boot/dts/r8a7791-koelsch.dts
arch/arm/boot/dts/r8a7791-porter.dts
arch/arm/boot/dts/r8a7791.dtsi

index 0ad71b81d3a25f59aeaa3e329de0ac9f55c0cdad..cc6e28f81fe4f3721352deb9450f6c36a731b30c 100644 (file)
 };
 
 &pcie_bus_clk {
+       clock-frequency = <100000000>;
        status = "okay";
 };
 
index 6c08314427d6aab2e54d016319d8cc532bacdbdc..76c5b2ef8b7eb429b1fbc4a9df0b2fb3c2839af6 100644 (file)
 };
 
 &pcie_bus_clk {
+       clock-frequency = <100000000>;
        status = "okay";
 };
 
index 6439f0569fe2c578bc26e66b97947fb7cf220dd9..1cd1b6a3a72a5c27f7aa43e930347bf7fb53158a 100644 (file)
                pcie_bus_clk: pcie_bus_clk {
                        compatible = "fixed-clock";
                        #clock-cells = <0>;
-                       clock-frequency = <100000000>;
+                       clock-frequency = <0>;
                        clock-output-names = "pcie_bus";
-                       status = "disabled";
                };
 
                /* External SCIF clock */
                        #clock-cells = <0>;
                        /* This value must be overridden by the board. */
                        clock-frequency = <0>;
-                       status = "disabled";
                };
 
                /* External USB clock - can be overridden by the board */
                        /* This value must be overridden by the board. */
                        clock-frequency = <0>;
                        clock-output-names = "can_clk";
-                       status = "disabled";
                };
 
                /* Special CPG clocks */