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[mirror_ubuntu-jammy-kernel.git] / drivers / gpu / drm / zte / zx_vga_regs.h
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d2912cb1 1/* SPDX-License-Identifier: GPL-2.0-only */
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2/*
3 * Copyright (C) 2017 Sanechips Technology Co., Ltd.
4 * Copyright 2017 Linaro Ltd.
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5 */
6
7#ifndef __ZX_VGA_REGS_H__
8#define __ZX_VGA_REGS_H__
9
10#define VGA_CMD_CFG 0x04
11#define VGA_CMD_TRANS BIT(6)
12#define VGA_CMD_COMBO BIT(5)
13#define VGA_CMD_RW BIT(4)
14#define VGA_SUB_ADDR 0x0c
15#define VGA_DEVICE_ADDR 0x10
16#define VGA_CLK_DIV_FS 0x14
17#define VGA_RXF_CTRL 0x20
18#define VGA_RX_FIFO_CLEAR BIT(7)
19#define VGA_DATA 0x24
20#define VGA_I2C_STATUS 0x28
21#define VGA_DEVICE_DISCONNECTED BIT(7)
22#define VGA_DEVICE_CONNECTED BIT(6)
23#define VGA_CLEAR_IRQ BIT(4)
24#define VGA_TRANS_DONE BIT(0)
25#define VGA_RXF_STATUS 0x30
26#define VGA_RXF_COUNT_SHIFT 2
27#define VGA_RXF_COUNT_MASK GENMASK(7, 2)
28#define VGA_AUTO_DETECT_PARA 0x34
29#define VGA_AUTO_DETECT_SEL 0x38
30#define VGA_DETECT_SEL_HAS_DEVICE BIT(1)
31#define VGA_DETECT_SEL_NO_DEVICE BIT(0)
32
33#endif /* __ZX_VGA_REGS_H__ */