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arm64: dts: renesas: r9a07g044: Enable SCI0 using DT overlay 

Enable sci0 node using dt overlay and disable can{0,1}-stb-hog
nodes in DT overlay as its pins are shared with sci0 pins.

Signed-off-by: Biju Das <biju.das.jz@bp.renesas.com>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Link: https://lore.kernel.org/r/20230321114753.75038-6-biju.das.jz@bp.renesas.com
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
pull/795/merge
Biju Das 2023-03-21 11:47:53 +00:00 committed by Geert Uytterhoeven
parent c21a1fc217
commit 52a3554bdf
2 changed files with 46 additions and 0 deletions
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1
arch/arm64/boot/dts/renesas/Makefile
View File

@ -76,6 +76,7 @@ dtb-$(CONFIG_ARCH_R8A77961) += r8a779m3-ulcb-kf.dtb
dtb-$(CONFIG_ARCH_R8A77965) += r8a779m5-salvator-xs.dtb
dtb-$(CONFIG_ARCH_R9A07G043) += r9a07g043u11-smarc.dtb
dtb-$(CONFIG_ARCH_R9A07G043) += r9a07g043-smarc-pmod.dtbo
dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044c2-smarc.dtb
dtb-$(CONFIG_ARCH_R9A07G044) += r9a07g044l2-smarc.dtb

45
arch/arm64/boot/dts/renesas/r9a07g043-smarc-pmod.dtso Normal file
View File

@ -0,0 +1,45 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Device Tree Source for the RZ/{G2UL, Five} SMARC EVK PMOD parts
*
* Copyright (C) 2023 Renesas Electronics Corp.
*
*
* [Connection]
*
* SMARC EVK
* +----------------------------+
* |CN7 (PMOD1 PIN HEADER) |
* | SCI0_TXD pin7 |
* | SCI0_RXD pin8 |
* | Gnd pin11 |
* | Vcc pin12 |
* +----------------------------+
*
*/
/dts-v1/;
/plugin/;
#include <dt-bindings/pinctrl/rzg2l-pinctrl.h>
&pinctrl {
can0-stb-hog {
status = "disabled";
};
can1-stb-hog {
status = "disabled";
};
sci0_pins: sci0-pins {
pinmux = <RZG2L_PORT_PINMUX(2, 2, 5)>, /* TxD */
<RZG2L_PORT_PINMUX(2, 3, 5)>; /* RxD */
};
};
&sci0 {
pinctrl-0 = <&sci0_pins>;
pinctrl-names = "default";
status = "okay";
};