From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from mail-lf1-f52.google.com (mail-lf1-f52.google.com [209.85.167.52]) (using TLSv1.2 with cipher ECDHE-RSA-AES128-GCM-SHA256 (128/128 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 820402C81 for ; Mon, 22 Nov 2021 10:46:48 +0000 (UTC) Received: by mail-lf1-f52.google.com with SMTP id k37so78819155lfv.3 for ; Mon, 22 Nov 2021 02:46:48 -0800 (PST) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=wirenboard-com.20210112.gappssmtp.com; s=20210112; h=from:to:cc:subject:date:message-id:in-reply-to:references :mime-version:content-transfer-encoding; bh=311GWPIXU+cwXxA7Ckz/STalbmM5HGKI3ZPI+zF+AxU=; b=C2vLaC6sb735/pasDKME38R6Mdg/XwVypZnM92+kTdhnoTIIwD6NID8mfskzt3zY4i tQVD7SoCmSHxZzczPBWXFwxxQZQ/CJXB6Krrn5wtGZ7X/6fJLsMp4fubBdtyzlajuy67 +Xb1Tonjg9CEbTEFd9Mz8cAbZGK06Q3ogCWH6OFkPS6SH5WyhgyCcIRBuXIZiYCg9iXz a/43nYsG/gm79Zeo7kLp3dZ/5m/ez+DSw0ZF5E0cJ1xj18ebuP9LbjqJOvkOm4tWzfQm 4djhqZSQLiSM9tWsfUpNIrBSIb85dMYx1QkRxn5Vp+jDMwliidA2azAJxTmZc7S8MRnf yE5g== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20210112; h=x-gm-message-state:from:to:cc:subject:date:message-id:in-reply-to :references:mime-version:content-transfer-encoding; bh=311GWPIXU+cwXxA7Ckz/STalbmM5HGKI3ZPI+zF+AxU=; b=kQpkh78mTpq84RZdtHl8L5bq7GfkgUHQYfCOIAYUFzvsI9F00hDgLYNrwteAjujNX5 vK8P5kPveA5gfK7V92fknl7pSw4h+m1Hpo0xjr3nYu4i1JqzJe2qgrFbeRqKQOBcpwbB q/dtFu4B8MAvPkTMsCPpNplSv4gFjd5t2FSasEQfxNe29q2Om7LpraZ+ejq09VaW+879 4L70/wWkODmbx8Lb/KdIzN7G5TXclK/sF+JYtlPO00cC/u/0+zMPGsKgJz1aTMo048Be wIBtcOXRUPTMkZIDuPVTNr0R/oujGfJL3nmN3dPmrqYBGK5iJeZTo3hfpM5hLKvcQEcK LezA== X-Gm-Message-State: AOAM531RIPoftbvD4VAkFgckAsk7BsY/4ZbkYTfAZEhvfLc8EClgrIKb SZyR4vRSiUb+x7KdOpZJhJ6mNg== X-Google-Smtp-Source: ABdhPJwJHm4/CL7dIRX3Q10ViHuUVbbGK/y0BysXvqEG1YX0vYPX8lTD4tzA8QuiDlgZJiU/X6NPOw== X-Received: by 2002:a2e:9b01:: with SMTP id u1mr51418465lji.379.1637578006428; Mon, 22 Nov 2021 02:46:46 -0800 (PST) Received: from boger-laptop.lan (81.5.99.121.dhcp.mipt-telecom.ru. [81.5.99.121]) by smtp.gmail.com with ESMTPSA id bi24sm923538lfb.49.2021.11.22.02.46.45 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 22 Nov 2021 02:46:46 -0800 (PST) From: Evgeny Boger To: Maxime Ripard , Chen-Yu Tsai , linux-arm-kernel@lists.infradead.org Cc: Evgeny Boger , devicetree@vger.kernel.org, linux-sunxi@lists.linux.dev, linux-can@vger.kernel.org, Wolfgang Grandegger , Marc Kleine-Budde , "David S . Miller" , Jeroen Hofstee , Gerhard Bertelsmann Subject: [PATCH 3/3] ARM: dts: sun8i: r40: add node for CAN controller Date: Mon, 22 Nov 2021 13:46:16 +0300 Message-Id: <20211122104616.537156-4-boger@wirenboard.com> X-Mailer: git-send-email 2.25.1 In-Reply-To: <20211122104616.537156-1-boger@wirenboard.com> References: <20211122104616.537156-1-boger@wirenboard.com> Precedence: bulk X-Mailing-List: linux-sunxi@lists.linux.dev List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Allwinner R40 (also known as A40i, T3, V40) has a CAN controller. The controller is the same as in earlier A10 and A20 SoCs, but needs reset line to be deasserted before use. This patch adds a CAN node and the corresponding pinctrl descriptions. Signed-off-by: Evgeny Boger --- arch/arm/boot/dts/sun8i-r40.dtsi | 19 +++++++++++++++++++ 1 file changed, 19 insertions(+) diff --git a/arch/arm/boot/dts/sun8i-r40.dtsi b/arch/arm/boot/dts/sun8i-r40.dtsi index 1d87fc0c24ee..c99c92f008a0 100644 --- a/arch/arm/boot/dts/sun8i-r40.dtsi +++ b/arch/arm/boot/dts/sun8i-r40.dtsi @@ -511,6 +511,16 @@ pio: pinctrl@1c20800 { #interrupt-cells = <3>; #gpio-cells = <3>; + can_ph_pins: can-ph-pins { + pins = "PH20", "PH21"; + function = "can"; + }; + + can_pa_pins: can-pa-pins { + pins = "PA16", "PA17"; + function = "can"; + }; + clk_out_a_pin: clk-out-a-pin { pins = "PI12"; function = "clk_out_a"; @@ -926,6 +936,15 @@ i2c3: i2c@1c2b800 { #size-cells = <0>; }; + can0: can@1c2bc00 { + compatible = "allwinner,sun8i-r40-can"; + reg = <0x01c2bc00 0x400>; + interrupts = ; + clocks = <&ccu CLK_BUS_CAN>; + resets = <&ccu RST_BUS_CAN>; + status = "disabled"; + }; + i2c4: i2c@1c2c000 { compatible = "allwinner,sun6i-a31-i2c"; reg = <0x01c2c000 0x400>; -- 2.25.1