1 | /* SPDX-License-Identifier: GPL-2.0+ */ |
2 | /* Copyright (c) 2018 Jernej Skrabec <jernej.skrabec@siol.net> */ |
3 | |
4 | #ifndef _SUN8I_TCON_TOP_H_ |
5 | #define _SUN8I_TCON_TOP_H_ |
6 | |
7 | #include <linux/clk.h> |
8 | #include <linux/clk-provider.h> |
9 | #include <linux/reset.h> |
10 | #include <linux/spinlock.h> |
11 | |
12 | #define TCON_TOP_TCON_TV_SETUP_REG 0x00 |
13 | |
14 | #define TCON_TOP_PORT_SEL_REG 0x1C |
15 | #define TCON_TOP_PORT_DE0_MSK GENMASK(1, 0) |
16 | #define TCON_TOP_PORT_DE1_MSK GENMASK(5, 4) |
17 | |
18 | #define TCON_TOP_GATE_SRC_REG 0x20 |
19 | #define TCON_TOP_HDMI_SRC_MSK GENMASK(29, 28) |
20 | #define TCON_TOP_TCON_TV1_GATE 24 |
21 | #define TCON_TOP_TCON_TV0_GATE 20 |
22 | #define TCON_TOP_TCON_DSI_GATE 16 |
23 | |
24 | #define CLK_NUM 3 |
25 | |
26 | struct sun8i_tcon_top { |
27 | struct clk *bus; |
28 | struct clk_hw_onecell_data *clk_data; |
29 | void __iomem *regs; |
30 | struct reset_control *rst; |
31 | |
32 | /* |
33 | * spinlock is used to synchronize access to same |
34 | * register where multiple clock gates can be set. |
35 | */ |
36 | spinlock_t reg_lock; |
37 | }; |
38 | |
39 | extern const struct of_device_id sun8i_tcon_top_of_table[]; |
40 | |
41 | int sun8i_tcon_top_set_hdmi_src(struct device *dev, int tcon); |
42 | int sun8i_tcon_top_de_config(struct device *dev, int mixer, int tcon); |
43 | |
44 | #endif /* _SUN8I_TCON_TOP_H_ */ |
45 | |