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arm64: dts: renesas: white-hawk-cpu: Add serial port pin control

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Complete the description of the serial console and the external serial
clock by adding pin control.

Based on larger patch in the BSP by Takeshi Kihara.

Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/74c862ef6e46b4af398d9b371ff38fae17b3db05.1662715538.git.geert+renesas@glider.be
This commit is contained in:
Geert Uytterhoeven
2022-09-09 11:53:51 +02:00
parent 4cebce2577
commit 7a8d590de8
1 changed files with 15 additions and 0 deletions
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15
arch/arm64/boot/dts/renesas/r8a779g0-white-hawk-cpu.dtsi
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@@ -40,6 +40,21 @@
status = "okay";
};
&pfc {
pinctrl-0 = <&scif_clk_pins>;
pinctrl-names = "default";
hscif0_pins: hscif0 {
groups = "hscif0_data";
function = "hscif0";
};
scif_clk_pins: scif_clk {
groups = "scif_clk";
function = "scif_clk";
};
};
&scif_clk {
clock-frequency = <24000000>;
};