[PATCH v8 2/7] phy: Add HDMI configuration options
From: Sandor Yu <hidden>
Date: 2023-08-08 16:25:16
Also in:
dri-devel, linux-devicetree, linux-phy, lkml
Subsystem:
generic phy framework, the rest · Maintainers:
Vinod Koul, Linus Torvalds
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 <redacted> --- include/linux/phy/phy-hdmi.h | 24 ++++++++++++++++++++++++ include/linux/phy/phy.h | 7 ++++++- 2 files changed, 30 insertions(+), 1 deletion(-) create mode 100644 include/linux/phy/phy-hdmi.h
diff --git a/include/linux/phy/phy-hdmi.h b/include/linux/phy/phy-hdmi.h
new file mode 100644
index 000000000000..b7de88e9090f
--- /dev/null
+++ b/include/linux/phy/phy-hdmi.h@@ -0,0 +1,24 @@ +/* SPDX-License-Identifier: GPL-2.0 */ +/* + * Copyright 2022 NXP + */ + +#ifndef __PHY_HDMI_H_ +#define __PHY_HDMI_H_ + +#include <linux/hdmi.h> +/** + * struct phy_configure_opts_hdmi - HDMI configuration set + * @pixel_clk_rate: Pixel clock of video modes in KHz. + * @bpc: Maximum bits per color channel. + * @color_space: Colorspace in enum hdmi_colorspace. + * + * This structure is used to represent the configuration state of a HDMI phy. + */ +struct phy_configure_opts_hdmi { + unsigned int pixel_clk_rate; + unsigned int bpc; + enum hdmi_colorspace color_space; +}; + +#endif /* __PHY_HDMI_H_ */
diff --git a/include/linux/phy/phy.h b/include/linux/phy/phy.h
index f6d607ef0e80..94d489a8a163 100644
--- a/include/linux/phy/phy.h
+++ b/include/linux/phy/phy.h@@ -17,6 +17,7 @@ #include <linux/regulator/consumer.h> #include <linux/phy/phy-dp.h> +#include <linux/phy/phy-hdmi.h> #include <linux/phy/phy-lvds.h> #include <linux/phy/phy-mipi-dphy.h>
@@ -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, }; 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; }; /**
--
2.34.1
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