tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1/* SPDX-License-Identifier: GPL-2.0 */
2/*
3 * Copyright (c) 2018 MediaTek Inc.
4 * Author: Chunhui Dai <chunhui.dai@mediatek.com>
5 */
6
7#ifndef _MTK_HDMI_PHY_H
8#define _MTK_HDMI_PHY_H
9#include <linux/clk.h>
10#include <linux/clk-provider.h>
11#include <linux/delay.h>
12#include <linux/io.h>
13#include <linux/mfd/syscon.h>
14#include <linux/module.h>
15#include <linux/of_device.h>
16#include <linux/phy/phy.h>
17#include <linux/platform_device.h>
18#include <linux/types.h>
19
20struct mtk_hdmi_phy;
21
22struct mtk_hdmi_phy_conf {
23 bool tz_disabled;
24 const struct clk_ops *hdmi_phy_clk_ops;
25 void (*hdmi_phy_enable_tmds)(struct mtk_hdmi_phy *hdmi_phy);
26 void (*hdmi_phy_disable_tmds)(struct mtk_hdmi_phy *hdmi_phy);
27};
28
29struct mtk_hdmi_phy {
30 void __iomem *regs;
31 struct device *dev;
32 struct mtk_hdmi_phy_conf *conf;
33 struct clk *pll;
34 struct clk_hw pll_hw;
35 unsigned long pll_rate;
36 unsigned char drv_imp_clk;
37 unsigned char drv_imp_d2;
38 unsigned char drv_imp_d1;
39 unsigned char drv_imp_d0;
40 unsigned int ibias;
41 unsigned int ibias_up;
42};
43
44void mtk_hdmi_phy_clear_bits(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
45 u32 bits);
46void mtk_hdmi_phy_set_bits(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
47 u32 bits);
48void mtk_hdmi_phy_mask(struct mtk_hdmi_phy *hdmi_phy, u32 offset,
49 u32 val, u32 mask);
50struct mtk_hdmi_phy *to_mtk_hdmi_phy(struct clk_hw *hw);
51long mtk_hdmi_pll_round_rate(struct clk_hw *hw, unsigned long rate,
52 unsigned long *parent_rate);
53unsigned long mtk_hdmi_pll_recalc_rate(struct clk_hw *hw,
54 unsigned long parent_rate);
55
56extern struct platform_driver mtk_hdmi_phy_driver;
57extern struct mtk_hdmi_phy_conf mtk_hdmi_phy_8173_conf;
58extern struct mtk_hdmi_phy_conf mtk_hdmi_phy_2701_conf;
59
60#endif /* _MTK_HDMI_PHY_H */