ARM: dts: bockw: Enable SCIF_CLK frequency and pins
authorGeert Uytterhoeven <geert+renesas@glider.be>
Fri, 29 Jan 2016 10:17:19 +0000 (11:17 +0100)
committerSimon Horman <horms+renesas@verge.net.au>
Tue, 9 Feb 2016 18:43:25 +0000 (19:43 +0100)
Add and enable the external crystal for the SCIF_CLK and its pinctrl, to
be used by the Baud Rate Generator for External Clock (BRG) on (H)SCIF.

This increases the range and accuracy of supported baud rates.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
arch/arm/boot/dts/r8a7778-bockw.dts

index a52b359e2ae24a300e9cc5f5de946d3005ad2afe..21e3b9dda2dabf5e8d44de253b7cfaad5d11b50a 100644 (file)
 };
 
 &pfc {
+       pinctrl-0 = <&scif_clk_pins>;
+       pinctrl-names = "default";
+
        scif0_pins: serial0 {
                renesas,groups = "scif0_data_a", "scif0_ctrl";
                renesas,function = "scif0";
        };
 
+       scif_clk_pins: scif_clk {
+               renesas,groups = "scif_clk";
+               renesas,function = "scif_clk";
+       };
+
        mmc_pins: mmc {
                renesas,groups = "mmc_data8", "mmc_ctrl";
                renesas,function = "mmc";
 
        status = "okay";
 };
+
+&scif_clk {
+       clock-frequency = <14745600>;
+       status = "okay";
+};