From nobody Sat Oct 4 22:35:31 2025 Received: from mail-ej1-f48.google.com (mail-ej1-f48.google.com [209.85.218.48]) (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 26A6B2D0603; Tue, 12 Aug 2025 20:30:31 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=209.85.218.48 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755030633; cv=none; b=Sorx7HobV7Rhj2vRdtXgw8O1KU55aSokW34b9YOgSbx603A/D+d7lFovO5dkFrxNi5QArtwP/+muwI0IxakrpvHgMhc9MRfA/2cNFrLf4vnFTWc14Y0rFgVx6UwuF/1dKiLqFj/tlKHHsz35CWxY0HV0sCAdhupTEXc6qIj7Pvc= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1755030633; c=relaxed/simple; bh=5E+fde8ovzmzTUceBtn7CI+O9TOIbKRLOSEfBeB3oUM=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=OaILQmFK5RDw4LUgwdxUCxKCTXh+/UyP97FU9GhW/+qJyD5hP8UnT0ORYRT/+EofRnr+0pW/dpwBOHv3VJkjBh+l1X3BLZOIF7uqUFM/dtUAEygIvvy+moQrZnf7G2kgoJitVojVrax0Uz7bxVM+TQ0YBpBTygZbEas05JcCKSM= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com; spf=pass smtp.mailfrom=gmail.com; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b=ZMnuNlWS; arc=none smtp.client-ip=209.85.218.48 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=gmail.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=gmail.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=gmail.com header.i=@gmail.com header.b="ZMnuNlWS" Received: by mail-ej1-f48.google.com with SMTP id a640c23a62f3a-af95d5c0736so918667366b.2; Tue, 12 Aug 2025 13:30:31 -0700 (PDT) DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=gmail.com; s=20230601; t=1755030630; x=1755635430; darn=vger.kernel.org; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:from:to:cc:subject:date:message-id :reply-to; bh=oQxP4ZxPVh/0zmN8q+FGcllVOnKIVVQ6evAwUcgKqFw=; b=ZMnuNlWShbmSvwzR5zX/vJtlOGp9lPAZEc3kWWQd4U1aIv3h68e/f4RQFJKiy9+4xM lRqleTQkiClqw+7op7goIdltKjD9gja1Tw9HbtibB0dNAfEo3zbqSSAmQRXIQiXHgaX6 ccnr0izuFZVXO72AEuZis9F8QzBgOGgxnjIbyIDqot/bX9Vz02zt2bt0GsrwDoBLvhjM LnT8I2e8VdwbtDWcJTJFup2F6/kMK5kqXORhLWzeR81F2rlVBNSdM6lkoq5J+IL2xCL7 3X37YLXnlNJklDhNbXM76H7cb5omfdjTKP7+74ytuQY772B3W6nIHWJFCdXUB5NPjywC IjMg== X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20230601; t=1755030630; x=1755635430; h=cc:to:in-reply-to:references:message-id:content-transfer-encoding :mime-version:subject:date:from:x-gm-message-state:from:to:cc :subject:date:message-id:reply-to; bh=oQxP4ZxPVh/0zmN8q+FGcllVOnKIVVQ6evAwUcgKqFw=; b=fXsoOwAqxp94pxwFerhGfMjd7j5S8u96Y9AMzGjG7IJHRn/e8V/1n9/qrsF0p6NPCQ 3T4PLqstIK18xUBzc9ksDE4G7PJWQSusXH9zpsjbw06UG1GKlRwucxSJSg/ZXNiw0/vu FzvrKUYaqTm8/QAPxK4lhrAKPLvqi//lo8BZfNDoguu1cKY2ugccIIjjFlX3FLJgWDG5 d0Y+rc4uE7P8KsdsQ+uqDw/be2pegxyCoWTk0fs73eyjMEq/wl1d65c0SbFFJmVegR2C ptX7tCC5rDUzTMltpHLa29NsUmtdLJkHcQE7Tv5T2jCvVdzUZIenx7yVIKN2AI3C2ilx +yOg== X-Forwarded-Encrypted: i=1; AJvYcCVFgXUSXGC6I+8z8ujLuQwsnzt5vHqIO50kDJ9HBgSyIkpezJtZ8Ax4mp0c4rEu9kM7SOlhC0zCRvimZi0=@vger.kernel.org X-Gm-Message-State: AOJu0Yy0ZGnDT6M+G8Gd2qN7iVP8XS31r0VepsTOK0FXZjC1HH+9Xnc+ OuWqVOusNCW6jXA0wCIl2IWYcxgwYH87pa+o+HbDDt+ZzhsbaOp937Oo X-Gm-Gg: ASbGnctMXaDEsahVpOV+jkv9JqzEPPwl8oCw9oy3ygBLpyO1gpnuM7BRsSapJmdKV11 DhrqUvjqzTq9hBQUKbZnTY18O6LOeu7OldOFMWev0t79zr9f1UJe9fRZGW7EpRKPWLLgS5fXhy6 Luv6V8Ys5voV92qHMHdduMw3GWZGHICxOiPbnGZ7nc8mFsrPD+j4wJ0RydR140wcMAAY2f5sqxI aZD6QD3OoNOMPpF4yHu76lcjMqQR9Gkd1rq4kTBiGQ3C0PHAvmg4hHLlro/zyJAEC8jBeW9fyUu bJeC3iUT5uOvVL535Z711rkvT0/3OdJ5FIUS29IKJY4RR/5o58SYWqQr6qitFSeZ2UzZFcpIYwn 0MBJkjjYmcb5mCDFOUo1Np+vYziuPVLImQbZ+hZiD X-Google-Smtp-Source: AGHT+IGha4sQDhBjwAomOdfxTOZUbG5FQlqdvkbkrooNysCTtFOhxRuOvRoX/lUuqT8RtD0v7pbAgA== X-Received: by 2002:a17:907:3e82:b0:ae0:ce90:4b6c with SMTP id a640c23a62f3a-afca4e94064mr55627166b.49.1755030630283; Tue, 12 Aug 2025 13:30:30 -0700 (PDT) Received: from alchark-surface.localdomain ([185.213.155.230]) by smtp.gmail.com with ESMTPSA id a640c23a62f3a-af91a0a3b58sm2266073166b.58.2025.08.12.13.30.28 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Tue, 12 Aug 2025 13:30:29 -0700 (PDT) From: Alexey Charkov Date: Wed, 13 Aug 2025 00:30:23 +0400 Subject: [PATCH 1/3] arm64: dts: rockchip: Add RTC on rk3576-evb1-v10 Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: quoted-printable Message-Id: <20250813-evb1-rtcwifibt-v1-1-d13c83422971@gmail.com> References: <20250813-evb1-rtcwifibt-v1-0-d13c83422971@gmail.com> In-Reply-To: <20250813-evb1-rtcwifibt-v1-0-d13c83422971@gmail.com> To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Heiko Stuebner Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org, Pavel Zhovner , Alexey Charkov X-Mailer: b4 0.14.2 X-Developer-Signature: v=1; a=ed25519-sha256; t=1755030626; l=1495; i=alchark@gmail.com; s=20250416; h=from:subject:message-id; bh=5E+fde8ovzmzTUceBtn7CI+O9TOIbKRLOSEfBeB3oUM=; b=4GfNGPMEuHD+WSnU0tE0dxfJvOveME+1Z720RhoesCNNM2yy2dYLpgN5ExP+nx6CMs4TxIGOX eNd/ZdrbhqAA8yX4giSRlbTIOJovEnIOfIil+HFpMrw9U07Wm99r4A5 X-Developer-Key: i=alchark@gmail.com; a=ed25519; pk=ltKbQzKLTJPiDgPtcHxdo+dzFthCCMtC3V9qf7+0rkc= Add the I2C connected RTC chip to the Rockchip RK3576 EVB1 board. Apart from the realtime clock functionality, it also provides a 32 kHz clock source for the onboard WiFi chip. Tested-by: Pavel Zhovner Signed-off-by: Alexey Charkov --- arch/arm64/boot/dts/rockchip/rk3576-evb1-v10.dts | 22 ++++++++++++++++++++= ++ 1 file changed, 22 insertions(+) diff --git a/arch/arm64/boot/dts/rockchip/rk3576-evb1-v10.dts b/arch/arm64/= boot/dts/rockchip/rk3576-evb1-v10.dts index 56527c56830e3fd81855652f7bcc31215c771c0a..bfefd37a1ab8c67a17aba0cdb80= 980102d66bb76 100644 --- a/arch/arm64/boot/dts/rockchip/rk3576-evb1-v10.dts +++ b/arch/arm64/boot/dts/rockchip/rk3576-evb1-v10.dts @@ -680,6 +680,22 @@ regulator-state-mem { }; }; =20 +&i2c2 { + status =3D "okay"; + + hym8563: rtc@51 { + compatible =3D "haoyu,hym8563"; + reg =3D <0x51>; + clock-output-names =3D "hym8563"; + interrupt-parent =3D <&gpio0>; + interrupts =3D ; + pinctrl-names =3D "default"; + pinctrl-0 =3D <&rtc_int>; + wakeup-source; + #clock-cells =3D <0>; + }; +}; + &mdio0 { rgmii_phy0: phy@1 { compatible =3D "ethernet-phy-ieee802.3-c22"; @@ -708,6 +724,12 @@ &pcie1 { }; =20 &pinctrl { + hym8563 { + rtc_int: rtc-int { + rockchip,pins =3D <0 RK_PA0 RK_FUNC_GPIO &pcfg_pull_up>; + }; + }; + usb { usb_host_pwren: usb-host-pwren { rockchip,pins =3D <0 RK_PC7 RK_FUNC_GPIO &pcfg_pull_none>; --=20 2.49.1