1 /*
2  * Copyright (c) 2017 Rockchip Electronics Co. Ltd.
3  *
4  * This program is free software; you can redistribute it and/or modify
5  * it under the terms of the GNU General Public License as published by
6  * the Free Software Foundation; either version 2 of the License, or
7  * (at your option) any later version.
8  *
9  * This program is distributed in the hope that it will be useful,
10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
12  * GNU General Public License for more details.
13  */
14 
15 #ifndef __RK618_H__
16 #define __RK618_H__
17 
18 #include <linux/clk.h>
19 #include <linux/delay.h>
20 #include <linux/regmap.h>
21 
22 #define UPDATE(x, h, l)		(((x) << (l)) & GENMASK((h), (l)))
23 #define HIWORD_UPDATE(v, h, l)	(((v) << (l)) | (GENMASK((h), (l)) << 16))
24 
25 #define RK618_LVDS_CON			0x0084
26 #define LVDS_CON_START_PHASE(x)		HIWORD_UPDATE(x, 14, 14)
27 #define LVDS_DCLK_INV			HIWORD_UPDATE(1, 13, 13)
28 #define LVDS_CON_CHADS_10PF		HIWORD_UPDATE(3, 12, 11)
29 #define LVDS_CON_CHADS_5PF		HIWORD_UPDATE(2, 12, 11)
30 #define LVDS_CON_CHADS_7PF		HIWORD_UPDATE(1, 12, 11)
31 #define LVDS_CON_CHADS_3PF		HIWORD_UPDATE(0, 12, 11)
32 #define LVDS_CON_CHA1TTL_ENABLE		HIWORD_UPDATE(1, 10, 10)
33 #define LVDS_CON_CHA1TTL_DISABLE	HIWORD_UPDATE(0, 10, 10)
34 #define LVDS_CON_CHA0TTL_ENABLE		HIWORD_UPDATE(1, 9, 9)
35 #define LVDS_CON_CHA0TTL_DISABLE	HIWORD_UPDATE(0, 9, 9)
36 #define LVDS_CON_CHA1_POWER_UP		HIWORD_UPDATE(1, 8, 8)
37 #define LVDS_CON_CHA1_POWER_DOWN	HIWORD_UPDATE(0, 8, 8)
38 #define LVDS_CON_CHA0_POWER_UP		HIWORD_UPDATE(1, 7, 7)
39 #define LVDS_CON_CHA0_POWER_DOWN	HIWORD_UPDATE(0, 7, 7)
40 #define LVDS_CON_CBG_POWER_UP		HIWORD_UPDATE(1, 6, 6)
41 #define LVDS_CON_CBG_POWER_DOWN		HIWORD_UPDATE(0, 6, 6)
42 #define LVDS_CON_PLL_POWER_DOWN		HIWORD_UPDATE(1, 5, 5)
43 #define LVDS_CON_PLL_POWER_UP		HIWORD_UPDATE(0, 5, 5)
44 #define LVDS_CON_START_SEL_EVEN_PIXEL	HIWORD_UPDATE(1, 4, 4)
45 #define LVDS_CON_START_SEL_ODD_PIXEL	HIWORD_UPDATE(0, 4, 4)
46 #define LVDS_CON_CHASEL_DOUBLE_CHANNEL	HIWORD_UPDATE(1, 3, 3)
47 #define LVDS_CON_CHASEL_SINGLE_CHANNEL	HIWORD_UPDATE(0, 3, 3)
48 #define LVDS_CON_MSBSEL_D7		HIWORD_UPDATE(1, 2, 2)
49 #define LVDS_CON_MSBSEL_D0		HIWORD_UPDATE(0, 2, 2)
50 #define LVDS_CON_SELECT(x)		HIWORD_UPDATE(x, 1, 0)
51 #define LVDS_CON_SELECT_6BIT_MODE	HIWORD_UPDATE(3, 1, 0)
52 #define LVDS_CON_SELECT_8BIT_MODE_3	HIWORD_UPDATE(2, 1, 0)
53 #define LVDS_CON_SELECT_8BIT_MODE_2	HIWORD_UPDATE(1, 1, 0)
54 #define LVDS_CON_SELECT_8BIT_MODE_1	HIWORD_UPDATE(0, 1, 0)
55 #define RK618_IO_CON0			0x0088
56 #define VIF1_SYNC_MODE_ENABLE		HIWORD_UPDATE(1, 15, 15)
57 #define VIF1_SYNC_MODE_DISABLE		HIWORD_UPDATE(0, 15, 15)
58 #define VIF0_SYNC_MODE_ENABLE		HIWORD_UPDATE(1, 14, 14)
59 #define VIF0_SYNC_MODE_DISABLE		HIWORD_UPDATE(0, 14, 14)
60 #define PORT2_OUTPUT_LVDS		HIWORD_UPDATE(1, 11, 11)
61 #define PORT2_OUTPUT_TTL		HIWORD_UPDATE(0, 11, 11)
62 #define PORT1_OUTPUT_TTL_DISABLE	HIWORD_UPDATE(1, 10, 10)
63 #define PORT1_OUTPUT_TTL_ENABLE		HIWORD_UPDATE(0, 10, 10)
64 #define PORT2_IO_PULL_DOWN_DISABLE	HIWORD_UPDATE(1, 9, 9)
65 #define PORT2_IO_PULL_DOWN_ENABLE	HIWORD_UPDATE(0, 9, 9)
66 #define PORT1_IO_PULL_DOWN_DISABLE	HIWORD_UPDATE(1, 8, 8)
67 #define PORT1_IO_PULL_DOWN_ENABLE	HIWORD_UPDATE(0, 8, 8)
68 #define PORT0_IO_PULL_DOWN_DISABLE	HIWORD_UPDATE(1, 7, 7)
69 #define PORT0_IO_PULL_DOWN_ENABLE	HIWORD_UPDATE(0, 7, 7)
70 #define HDMI_IO_PULL_UP_DISABLE		HIWORD_UPDATE(1, 6, 6)
71 #define HDMI_IO_PULL_UP_ENABLE		HIWORD_UPDATE(0, 6, 6)
72 #define I2C_IO_PULL_UP_DISABLE		HIWORD_UPDATE(1, 2, 2)
73 #define I2C_IO_PULL_UP_ENABLE		HIWORD_UPDATE(0, 2, 2)
74 #define INT_IO_PULL_UP			HIWORD_UPDATE(1, 1, 1)
75 #define INT_IO_PULL_DOWN		HIWORD_UPDATE(0, 1, 1)
76 #define CLKIN_IO_PULL_UP		HIWORD_UPDATE(1, 0, 0)
77 #define CLKIN_IO_PULL_DOWN		HIWORD_UPDATE(0, 0, 0)
78 #define RK618_IO_CON1			0x008c
79 #define PORT2_IO_SCHMITT_INPUT_ENABLE	HIWORD_UPDATE(1, 9, 9)
80 #define PORT2_IO_SCHMITT_INPUT_DISABLE	HIWORD_UPDATE(0, 9, 9)
81 #define PORT1_IO_SCHMITT_INPUT_ENABLE	HIWORD_UPDATE(1, 8, 8)
82 #define PORT1_IO_SCHMITT_INPUT_DISABLE	HIWORD_UPDATE(0, 8, 8)
83 #define PORT0_IO_SCHMITT_INPUT_ENABLE	HIWORD_UPDATE(1, 7, 7)
84 #define PORT0_IO_SCHMITT_INPUT_DISABLE	HIWORD_UPDATE(0, 7, 7)
85 #define HDMI_IO_SCHMITT_INPUT_ENABLE	HIWORD_UPDATE(1, 6, 6)
86 #define HDMI_IO_SCHMITT_INPUT_DISABLE	HIWORD_UPDATE(0, 6, 6)
87 #define I2C_IO_SCHMITT_INPUT_ENABLE	HIWORD_UPDATE(1, 2, 2)
88 #define I2C_IO_SCHMITT_INPUT_DISABLE	HIWORD_UPDATE(0, 2, 2)
89 #define INT_IO_SCHMITT_INPUT_ENABLE	HIWORD_UPDATE(1, 1, 1)
90 #define INT_IO_SCHMITT_INPUT_DISABLE	HIWORD_UPDATE(0, 1, 1)
91 #define CLKIN_IO_SCHMITT_INPUT_ENABLE	HIWORD_UPDATE(1, 0, 0)
92 #define CLKIN_IO_SCHMITT_INPUT_DISABLE	HIWORD_UPDATE(0, 0, 0)
93 #define RK618_MISC_CON			0x009c
94 #define HDMI_INT_STATUS			BIT(20)
95 #define MIPI_INT_STATUS			BIT(19)
96 #define MIPI_EDPI_HALT			BIT(16)
97 #define HDMI_HSYNC_POL_INV		BIT(15)
98 #define HDMI_VSYNC_POL_INV		BIT(14)
99 #define HDMI_CLK_SEL_MASK		GENMASK(13, 12)
100 #define HDMI_CLK_SEL_VIDEO_INF0_CLK	UPDATE(2, 13, 12)
101 #define HDMI_CLK_SEL_SCALER_CLK		UPDATE(1, 13, 12)
102 #define HDMI_CLK_SEL_VIDEO_INF1_CLK	0
103 #define INT_ACTIVE_LOW			BIT(5)
104 #define INT_ACTIVE_HIGH			0
105 #define DOUBLE_CH_LVDS_DEN_POLARITY	BIT(4)
106 #define DOUBLE_CH_LVDS_DEN_LOW		BIT(4)
107 #define DOUBLE_CH_LVDS_DEN_HIGH		0
108 #define DOUBLE_CH_LVDS_HSYNC_POLARITY	BIT(3)
109 #define DOUBLE_CH_LVDS_HSYNC_LOW	BIT(3)
110 #define DOUBLE_CH_LVDS_HSYNC_HIGH	0
111 #define MIPI_DPICOLOM			BIT(2)
112 #define MIPI_DPISHUTDN			BIT(1)
113 
114 struct rk618 {
115 	struct device *dev;
116 	struct i2c_client *client;
117 	struct clk *clkin;
118 	struct regmap *regmap;
119 
120 	struct regulator *supply;
121 	struct gpio_desc *enable_gpio;
122 	struct gpio_desc *reset_gpio;	/* power on reset */
123 };
124 
125 #endif
126