Messages in this thread Patch in this message | | | From | Lad Prabhakar <> | Subject | [PATCH v2 2/3] ARM: dts: r8a7742-iwg21d-q7: Add can1 support to carrier board | Date | Mon, 7 Sep 2020 16:55:40 +0100 |
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This patch enables CAN1 interface exposed through connector J20 on the carrier board.
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com> Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com> --- 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 818f1a850c62..66881a473d6c 100644 --- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts +++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts @@ -198,6 +198,13 @@ }; }; +&can1 { + pinctrl-0 = <&can1_pins>; + pinctrl-names = "default"; + + status = "okay"; +}; + &cmt0 { status = "okay"; }; @@ -214,6 +221,15 @@ }; }; +&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"; @@ -287,6 +303,11 @@ function = "tpu0"; }; + can1_pins: can1 { + groups = "can1_data_b"; + function = "can1"; + }; + i2c2_pins: i2c2 { groups = "i2c2_b"; function = "i2c2"; -- 2.17.1
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