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authorGeert Uytterhoeven <geert+renesas@glider.be>2016-01-29 11:17:25 +0100
committerSimon Horman <horms+renesas@verge.net.au>2016-02-09 19:43:28 +0100
commitc3373b09ba0391bcd9e992b0a2ce52d48d33e47b (patch)
tree91497e173a919d7fdaa59291fa31f5fb041cd7cf /arch/arm/boot/dts/r8a7794-silk.dts
parent19417bd9c5112f58ea63e97ba72edabd5e1cc0fe (diff)
ARM: dts: silk: Enable SCIF_CLK frequency and pins
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>
Diffstat (limited to 'arch/arm/boot/dts/r8a7794-silk.dts')
-rw-r--r--arch/arm/boot/dts/r8a7794-silk.dts13
1 files changed, 13 insertions, 0 deletions
diff --git a/arch/arm/boot/dts/r8a7794-silk.dts b/arch/arm/boot/dts/r8a7794-silk.dts
index 98b8bcca84da..66f077a3ca41 100644
--- a/arch/arm/boot/dts/r8a7794-silk.dts
+++ b/arch/arm/boot/dts/r8a7794-silk.dts
@@ -126,11 +126,19 @@
};
&pfc {
+ pinctrl-0 = <&scif_clk_pins>;
+ pinctrl-names = "default";
+
scif2_pins: serial2 {
renesas,groups = "scif2_data";
renesas,function = "scif2";
};
+ scif_clk_pins: scif_clk {
+ renesas,groups = "scif_clk";
+ renesas,function = "scif_clk";
+ };
+
ether_pins: ether {
renesas,groups = "eth_link", "eth_mdio", "eth_rmii";
renesas,function = "eth";
@@ -184,6 +192,11 @@
status = "okay";
};
+&scif_clk {
+ clock-frequency = <14745600>;
+ status = "okay";
+};
+
&ether {
pinctrl-0 = <&ether_pins &phy1_pins>;
pinctrl-names = "default";