From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from gloria.sntech.de (gloria.sntech.de [185.11.138.130]) (using TLSv1.2 with cipher ECDHE-RSA-AES256-GCM-SHA384 (256/256 bits)) (No client certificate requested) by smtp.subspace.kernel.org (Postfix) with ESMTPS id 5F5FC2153FB; Mon, 20 Oct 2025 08:31:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=185.11.138.130 ARC-Seal:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760949120; cv=none; b=IFNvWUY2nMUaZyRt/gmUHdLpXNFDyKaqM05oAEbhCm1vmSExC9EOWgP8RdmTiok9U5Kn1w42a13OD74oS/MNgpF/hZcQqwDg3gaF2q7k+IzRTApKym1byksyjdlkbP/SokrvvF05lw77wg02+uC5YvfOi6Bss6yKnUmOio4zLtM= ARC-Message-Signature:i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1760949120; c=relaxed/simple; bh=nW+5kA6uUzCaSA9DzZnF8B9Sku564AsvXK0wLxgURvo=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version:Content-Type; b=s55+Z0tFaIirsypYLeCapYIeBHhY3iwt1aZRrpkEbbdNkvvCz7z0wlkOYwEJTrt7U/ZY4P6wtwL0pftZWxYcv7x9QrYsd/YSet2hMkF40b8Lk9PQV7Vb+bCMHT1VRQl2ReXFHsyy45KzrGxymm70Kx5w5AIToCQIZS509BrMiFA= ARC-Authentication-Results:i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de; spf=pass smtp.mailfrom=sntech.de; dkim=pass (2048-bit key) header.d=sntech.de header.i=@sntech.de header.b=mPDgNYmB; arc=none smtp.client-ip=185.11.138.130 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=sntech.de Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=sntech.de Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=sntech.de header.i=@sntech.de header.b="mPDgNYmB" DKIM-Signature: v=1; a=rsa-sha256; q=dns/txt; c=relaxed/relaxed; d=sntech.de; s=gloria202408; h=Content-Type:Content-Transfer-Encoding:MIME-Version: References:In-Reply-To:Message-ID:Date:Subject:Cc:To:From:Reply-To; bh=xZ91Gwi5gifJjpKKisGxIOuvBzMpfG2m0X4OcVippnU=; b=mPDgNYmBcwiY902BXGH+5TCCcB 5zONyq1MWAa8X2urnLL60sGhBpmiWQriEPjndquGrDH9sR7EIIwJFpbyFfRnZ1m1Zdfkrb4SXN2SP 8ODciQWSVOYgmjZm4qcsUiw8ZFf1kzDuyZscjXj/8mLqh+YAHfgOXt7aBiohFFGHWT8xVr7a0WKxa qykeuoyBnvJ4ntaiGa1CwD6yEwtkGym3u4SqTHUmyR9rgfWb1Oxb0Dt5Aqc8Vq9KlwOTQzVBi3HZd ffYWNR7JzDZ5kR9uoh7VUfxOBwDH4cmDVEyjRJ16xPeewI/PxzDDQwAX67X+grdRGu353fN+3m9rn A/WKdVwA==; Received: from [141.76.253.240] (helo=phil.localnet) by gloria.sntech.de with esmtpsa (TLS1.3) tls TLS_ECDHE_RSA_WITH_AES_256_GCM_SHA384 (Exim 4.94.2) (envelope-from ) id 1vAlJ3-0007Cv-TS; Mon, 20 Oct 2025 10:31:53 +0200 From: Heiko Stuebner To: Rob Herring , Krzysztof Kozlowski , Conor Dooley , Alexey Charkov Cc: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org, linux-kernel@vger.kernel.org Subject: Re: [PATCH] arm64: dts: rockchip: Add DSI LCD display on rk3576-evb1 Date: Mon, 20 Oct 2025 10:31:53 +0200 Message-ID: <5143458.iZASKD2KPV@phil> In-Reply-To: References: <20250925-rk3576-evb1-dsi-v1-1-c76fc3740abc@gmail.com> Precedence: bulk X-Mailing-List: devicetree@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Content-Type: text/plain; charset="utf-8" Am Montag, 20. Oktober 2025, 10:19:51 Mitteleurop=C3=A4ische Sommerzeit sch= rieb Alexey Charkov: > On Thu, Sep 25, 2025 at 12:38=E2=80=AFAM Alexey Charkov wrote: > > > > Add support for the Rockchip W552793DBA-V10 LCD+touchscreen assembly wh= ich > > comes physically attached to Rockchip RK3576 EVB1 boards. > > > > The display part is driven by the on-chip MIPI DSI controller, and the > > touchscreen is connected over I2C. > > > > Signed-off-by: Alexey Charkov > > --- > > Note that backlight support is left out for now, as it depends on PWM > > support [0] which has not yet been merged. > > > > A workaround is simply `gpioset -c 0 13=3D1` to set the respective GPIO > > pin high and thus to light up the display unconditionally. > > > > [0] https://lore.kernel.org/lkml/20250602-rk3576-pwm-v2-0-a6434b0ce60c@= collabora.com/ > > --- > > arch/arm64/boot/dts/rockchip/rk3576-evb1-v10.dts | 89 ++++++++++++++++= ++++++++ > > 1 file changed, 89 insertions(+) >=20 > Hi Heiko, >=20 > Any thoughts about this one? Can we perhaps get it merged for -next? Does the gpio-backlight work on that device? That would make the gpioset hack unnecessary. Heiko