From nobody Fri Dec 19 07:03:44 2025 Received: from bali.collaboradmins.com (bali.collaboradmins.com [148.251.105.195]) (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 38AE21F9F4C for ; Fri, 6 Dec 2024 22:03:58 +0000 (UTC) Authentication-Results: smtp.subspace.kernel.org; arc=none smtp.client-ip=148.251.105.195 ARC-Seal: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733522641; cv=none; b=LihzZP7vreYTafpLS6K/dQ3kvADXG/qmMlH+yBmZYP4pm5tPkDnEs0yWgYf2tQ918ZIBeeLrzVFcu+n7fORgGxw8S6+nD3aLNlb/9kF09aMwM+vObPWB3izLUodDxSvKqeHHu99itbg/ZOfmW4x5b+/lH2Ps6iA1fyt4kZnv/4s= ARC-Message-Signature: i=1; a=rsa-sha256; d=subspace.kernel.org; s=arc-20240116; t=1733522641; c=relaxed/simple; bh=ocDDbVeLdHpMPiMcDE70Fk3emF/id8nLMdcCqc5xz28=; h=From:Date:Subject:MIME-Version:Content-Type:Message-Id:References: In-Reply-To:To:Cc; b=Wjfevu/xz+SVBDKMTv5rMw3FMFmiHNFoeQUdWoTTbptNaq17Ri/a3IvzmDcYAwMOW3/wJHHR7yAsqhLBH4O6+EgEKdGh8ILhGAB9elG9CYU2Nd/6Ov8/BBZy7q3u0uS20Q8g1qvxe36LIDiedTmeZBH9yDtO93AkSFFMWgv3OHk= ARC-Authentication-Results: i=1; smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com; spf=pass smtp.mailfrom=collabora.com; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b=bBha6SS8; arc=none smtp.client-ip=148.251.105.195 Authentication-Results: smtp.subspace.kernel.org; dmarc=pass (p=none dis=none) header.from=collabora.com Authentication-Results: smtp.subspace.kernel.org; spf=pass smtp.mailfrom=collabora.com Authentication-Results: smtp.subspace.kernel.org; dkim=pass (2048-bit key) header.d=collabora.com header.i=@collabora.com header.b="bBha6SS8" DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/simple; d=collabora.com; s=mail; t=1733522637; bh=ocDDbVeLdHpMPiMcDE70Fk3emF/id8nLMdcCqc5xz28=; h=From:Date:Subject:References:In-Reply-To:To:Cc:From; b=bBha6SS8RvYjJUKGyMU5idpglImf7IY01Mf33R5oAsYv8afU9xum3uaJDDgLmHmZe oK5o1cYoDpJN2eQgC1ee3PIY3iekV8nniKrAla6srAwkEEFIqanMYI5xjHtA6KH7x4 o4c+FGnj6KxVLzNjl/pPKOuqwudz0akvZ7MrcWlWnZGFpyipC1eDkH8Xm00iaeSLq2 9eSFzN7Gxe7mLNw72DReoM5slGcHZ8NRBfsXg4trPppJ4Lmc0M5QAM769aeLeQbNlK fkfF/VY+7ITVaSvFkJzUVzU5xP8jLQ1wnv35dta5tTBDd0KGLrY7KsBAOS29hNRGvV 1+BK8RIROqKYw== Received: from localhost (unknown [188.27.48.199]) (using TLSv1.3 with cipher TLS_AES_256_GCM_SHA384 (256/256 bits) key-exchange ECDHE (prime256v1) server-signature RSA-PSS (4096 bits) server-digest SHA256) (No client certificate requested) (Authenticated sender: cristicc) by bali.collaboradmins.com (Postfix) with ESMTPSA id 3CB1B17E3807; Fri, 6 Dec 2024 23:03:57 +0100 (CET) From: Cristian Ciocaltea Date: Sat, 07 Dec 2024 00:03:41 +0200 Subject: [PATCH 1/4] phy: Add HDMI configuration options 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: <20241207-phy-sam-hdptx-bpc-v1-1-03c2e4d6d797@collabora.com> References: <20241207-phy-sam-hdptx-bpc-v1-0-03c2e4d6d797@collabora.com> In-Reply-To: <20241207-phy-sam-hdptx-bpc-v1-0-03c2e4d6d797@collabora.com> To: Vinod Koul , Kishon Vijay Abraham I , Heiko Stuebner Cc: Sandor Yu , Dmitry Baryshkov , Maxime Ripard , kernel@collabora.com, linux-kernel@vger.kernel.org, linux-phy@lists.infradead.org, linux-arm-kernel@lists.infradead.org, linux-rockchip@lists.infradead.org X-Mailer: b4 0.14.2 From: Sandor Yu Allow HDMI PHYs to be configured through the generic functions through a custom structure added to the generic union. The parameters added here are based on HDMI PHY implementation practices. The current set of parameters should cover the potential users. Signed-off-by: Sandor Yu Reviewed-by: Dmitry Baryshkov Reviewed-by: Maxime Ripard Link: https://lore.kernel.org/r/43757beec6cd418fc17252283de38009d531c7c7.17= 32627815.git.Sandor.yu@nxp.com Signed-off-by: Cristian Ciocaltea --- include/linux/phy/phy-hdmi.h | 19 +++++++++++++++++++ include/linux/phy/phy.h | 7 ++++++- 2 files changed, 25 insertions(+), 1 deletion(-) diff --git a/include/linux/phy/phy-hdmi.h b/include/linux/phy/phy-hdmi.h new file mode 100644 index 0000000000000000000000000000000000000000..6a696922bc7f29af63d88646701= b2c0fcee5c885 --- /dev/null +++ b/include/linux/phy/phy-hdmi.h @@ -0,0 +1,19 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright 2022,2024 NXP + */ + +#ifndef __PHY_HDMI_H_ +#define __PHY_HDMI_H_ + +/** + * struct phy_configure_opts_hdmi - HDMI configuration set + * @tmds_char_rate: HDMI TMDS Character Rate in Hertz. + * + * This structure is used to represent the configuration state of a HDMI p= hy. + */ +struct phy_configure_opts_hdmi { + unsigned long long tmds_char_rate; +}; + +#endif /* __PHY_HDMI_H_ */ diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h index 03cd5bae92d3f189d739c453fe4c160dd2a5063e..4ac486b101fe4023b8f2a84e907= e65a0ff0a5ede 100644 --- a/include/linux/phy/phy.h +++ b/include/linux/phy/phy.h @@ -17,6 +17,7 @@ #include =20 #include +#include #include #include =20 @@ -42,7 +43,8 @@ enum phy_mode { PHY_MODE_MIPI_DPHY, PHY_MODE_SATA, PHY_MODE_LVDS, - PHY_MODE_DP + PHY_MODE_DP, + PHY_MODE_HDMI, }; =20 enum phy_media { @@ -60,11 +62,14 @@ enum phy_media { * the DisplayPort protocol. * @lvds: Configuration set applicable for phys supporting * the LVDS phy mode. + * @hdmi: Configuration set applicable for phys supporting + * the HDMI phy mode. */ union phy_configure_opts { struct phy_configure_opts_mipi_dphy mipi_dphy; struct phy_configure_opts_dp dp; struct phy_configure_opts_lvds lvds; + struct phy_configure_opts_hdmi hdmi; }; =20 /** --=20 2.47.0