From nobody Mon Feb 9 17:23:22 2026 Received: from m16.mail.163.com (m16.mail.163.com [117.135.210.4]) (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 17D9A29C35A; Fri, 9 Jan 2026 08:02:03 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=117.135.210.4 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767945730; cv=none; b=bhVkVU7HYvxghSshZgS09nusKII2pcxukvy9yXwIJ6OfZUQvvck2wC09Zgac+Z3sNs6fiQZBaG7voEYzg1rS1tls5Ybx2TpOG9dF78pSf2KPVNJqJeWkE95S0yandxj3Ms8zkrhxBRzemJbf230Sr5GFNpFqLQP4jwlaNAqv8jE= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1767945730; c=relaxed/simple; bh=a22xdy4BohxjC/3rBhOEYWzN6BfQgBj8reBoR9MLVJM=; h=From:To:Cc:Subject:Date:Message-ID:In-Reply-To:References: MIME-Version; b=uXII7ZE54pFEe/shxRVPlE5h4GizBleDN9PbVo+WWO35+vmcMWa3V2aaHtWjgSCLqJGw6rlZ8liGloR/wSTDpYjAccPPqYpsyS4bCOVSQq/NyFj6ILr+MitfsMppD7gOJ4HoO4FV0XDGZlJeJBZESC1ikH+k0S7+FszTlwx/HrI= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com; spf=pass smtp.mailfrom=163.com; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b=cp6MUwpT; arc=none smtp.client-ip=117.135.210.4 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=163.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=163.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (1024-bit key) header.d=163.com header.i=@163.com header.b="cp6MUwpT" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=163.com; s=s110527; h=From:To:Subject:Date:Message-ID:MIME-Version; bh=TY 9NaayU89CoKZv/Al0hXplZdNKRptCSq4jtA5Ipmq8=; b=cp6MUwpTTQje8UEuVi wo8BYefyGRDytrHbfBBctcyRQJcYuMO9HD/Rc0Afhcvowgwrl2CtUg8HOk7M19c9 YTjgMiorEgFTJ9rEVPFdkTuEdnuBSN91esvdYmP3p2TIuYt2H4wgftsPoORtVhPJ x/LPZwJtpP22Sm3qsezDx7Eew= Received: from ProDesk-480.. (unknown []) by gzga-smtp-mtada-g1-0 (Coremail) with SMTP id _____wDnzlW4tWBpx1iBFA--.64397S5; Fri, 09 Jan 2026 16:01:03 +0800 (CST) From: Andy Yan To: heiko@sntech.de, dmitry.baryshkov@oss.qualcomm.com Cc: krzk+dt@kernel.org, conor+dt@kernel.org, cristian.ciocaltea@collabora.com, Laurent.pinchart@ideasonboard.com, mripard@kernel.org, hjc@rock-chips.com, robh@kernel.org, sebastian.reichel@collabora.com, tzimmermann@suse.de, devicetree@vger.kernel.org, dri-devel@lists.freedesktop.org, linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, linux-rockchip@lists.infradead.org, Andy Yan Subject: [PATCH 3/5] drm/bridge: synopsys: dw-dp: Make i2s/spdif clk optional Date: Fri, 9 Jan 2026 16:00:46 +0800 Message-ID: <20260109080054.228671-4-andyshrk@163.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: <20260109080054.228671-1-andyshrk@163.com> References: <20260109080054.228671-1-andyshrk@163.com> Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable X-CM-TRANSID: _____wDnzlW4tWBpx1iBFA--.64397S5 X-Coremail-Antispam: 1Uf129KBjvJXoWrZFyxAry7Ar47tr4Duw45KFg_yoW8Jr4xpF srGF1rtry8Jw4I9FyfAF18AF98ta4kGFWxu3yjgw40kw1xKF109FnIy3y3tr1UZa4xWw1f JwsxZ3yakas29F7anT9S1TB71UUUUU7qnTZGkaVYY2UrUUUUjbIjqfuFe4nvWSU5nxnvy2 9KBjDUYxBIdaVFxhVjvjDU0xZFpf9x07jddbbUUUUU= X-CM-SenderInfo: 5dqg52xkunqiywtou0bp/xtbC7QAQbmlgtcD1-QAA3n Content-Type: text/plain; charset="utf-8" From: Andy Yan The i2s/spdif clk are mandatory for rk3588, but not used for the upcoming rk3576, so make it optional here. Signed-off-by: Andy Yan Reviewed-by: Sebastian Reichel Tested-by: Sebastian Reichel --- drivers/gpu/drm/bridge/synopsys/dw-dp.c | 4 ++-- 1 file changed, 2 insertions(+), 2 deletions(-) diff --git a/drivers/gpu/drm/bridge/synopsys/dw-dp.c b/drivers/gpu/drm/brid= ge/synopsys/dw-dp.c index eccf6299bdb7..93e3efe18957 100644 --- a/drivers/gpu/drm/bridge/synopsys/dw-dp.c +++ b/drivers/gpu/drm/bridge/synopsys/dw-dp.c @@ -2014,13 +2014,13 @@ struct dw_dp *dw_dp_bind(struct device *dev, struct= drm_encoder *encoder, return ERR_CAST(dp->aux_clk); } =20 - dp->i2s_clk =3D devm_clk_get(dev, "i2s"); + dp->i2s_clk =3D devm_clk_get_optional(dev, "i2s"); if (IS_ERR(dp->i2s_clk)) { dev_err_probe(dev, PTR_ERR(dp->i2s_clk), "failed to get i2s clock\n"); return ERR_CAST(dp->i2s_clk); } =20 - dp->spdif_clk =3D devm_clk_get(dev, "spdif"); + dp->spdif_clk =3D devm_clk_get_optional(dev, "spdif"); if (IS_ERR(dp->spdif_clk)) { dev_err_probe(dev, PTR_ERR(dp->spdif_clk), "failed to get spdif clock\n"= ); return ERR_CAST(dp->spdif_clk); --=20 2.43.0