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https://github.com/AuxXxilium/linux_dsm_epyc7002.git
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827abdd024
This is the first step to make MT2701 hdmi stable. The parent rate of hdmi phy had set by DPI driver. We should not set or change the parent rate of MT2701 hdmi phy, as a result we should remove the flags of "CLK_SET_RATE_PARENT" from the clock of MT2701 hdmi phy. Signed-off-by: Wangyan Wang <wangyan.wang@mediatek.com> Signed-off-by: CK Hu <ck.hu@mediatek.com>
60 lines
1.6 KiB
C
60 lines
1.6 KiB
C
/* SPDX-License-Identifier: GPL-2.0 */
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/*
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* Copyright (c) 2018 MediaTek Inc.
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* Author: Chunhui Dai <chunhui.dai@mediatek.com>
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*/
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#ifndef _MTK_HDMI_PHY_H
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#define _MTK_HDMI_PHY_H
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#include <linux/clk.h>
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#include <linux/clk-provider.h>
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#include <linux/delay.h>
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#include <linux/io.h>
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#include <linux/mfd/syscon.h>
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#include <linux/module.h>
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#include <linux/of_device.h>
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#include <linux/phy/phy.h>
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#include <linux/platform_device.h>
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#include <linux/types.h>
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struct mtk_hdmi_phy;
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struct mtk_hdmi_phy_conf {
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bool tz_disabled;
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unsigned long flags;
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const struct clk_ops *hdmi_phy_clk_ops;
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void (*hdmi_phy_enable_tmds)(struct mtk_hdmi_phy *hdmi_phy);
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void (*hdmi_phy_disable_tmds)(struct mtk_hdmi_phy *hdmi_phy);
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};
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struct mtk_hdmi_phy {
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void __iomem *regs;
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struct device *dev;
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struct mtk_hdmi_phy_conf *conf;
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struct clk *pll;
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struct clk_hw pll_hw;
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unsigned long pll_rate;
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unsigned char drv_imp_clk;
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unsigned char drv_imp_d2;
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unsigned char drv_imp_d1;
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unsigned char drv_imp_d0;
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unsigned int ibias;
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unsigned int ibias_up;
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};
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void mtk_hdmi_phy_clear_bits(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
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u32 bits);
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void mtk_hdmi_phy_set_bits(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
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u32 bits);
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void mtk_hdmi_phy_mask(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
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u32 val, u32 mask);
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struct mtk_hdmi_phy *to_mtk_hdmi_phy(struct clk_hw *hw);
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long mtk_hdmi_pll_round_rate(struct clk_hw *hw, unsigned long rate,
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unsigned long *parent_rate);
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extern struct platform_driver mtk_hdmi_phy_driver;
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extern struct mtk_hdmi_phy_conf mtk_hdmi_phy_8173_conf;
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extern struct mtk_hdmi_phy_conf mtk_hdmi_phy_2701_conf;
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#endif /* _MTK_HDMI_PHY_H */
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