From 68ee7720a01cf20e1de20a2e770b6568db18c253 Mon Sep 17 00:00:00 2001 From: Lad Prabhakar Date: Mon, 7 Sep 2020 16:55:40 +0100 Subject: [PATCH] ARM: dts: r8a7742-iwg21d-q7: Add can1 support to carrier board This patch enables CAN1 interface exposed through connector J20 on the carrier board. Signed-off-by: Lad Prabhakar Reviewed-by: Chris Paterson Link: https://lore.kernel.org/r/20200907155541.2011-3-prabhakar.mahadev-lad.rj@bp.renesas.com Signed-off-by: Geert Uytterhoeven --- arch/arm/boot/dts/r8a7742-iwg21d-q7.dts | 21 +++++++++++++++++++++ 1 file changed, 21 insertions(+) diff --git a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts index a88858e1afbb..7291c9799c5b 100644 --- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts +++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts @@ -131,10 +131,26 @@ }; }; +&can1 { + pinctrl-0 = <&can1_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + &cmt0 { status = "okay"; }; +&gpio1 { + can-trx-en-gpio{ + gpio-hog; + gpios = <28 GPIO_ACTIVE_HIGH>; + output-low; + line-name = "can-trx-en-gpio"; + }; +}; + &hsusb { pinctrl-0 = <&usb0_pins>; pinctrl-names = "default"; @@ -203,6 +219,11 @@ function = "avb"; }; + can1_pins: can1 { + groups = "can1_data_b"; + function = "can1"; + }; + i2c2_pins: i2c2 { groups = "i2c2_b"; function = "i2c2"; -- 2.20.1