1/* SPDX-License-Identifier: GPL-2.0-only */
2/*
3 * Copyright (C) 2014 Free Electrons
4 * Copyright (C) 2014 Atmel
5 *
6 * Author: Boris BREZILLON <boris.brezillon@free-electrons.com>
7 */
8
9#ifndef __LINUX_MFD_HLCDC_H
10#define __LINUX_MFD_HLCDC_H
11
12#include <linux/clk.h>
13#include <linux/regmap.h>
14
15#define ATMEL_HLCDC_CFG(i)		((i) * 0x4)
16#define ATMEL_HLCDC_SIG_CFG		LCDCFG(5)
17#define ATMEL_HLCDC_HSPOL		BIT(0)
18#define ATMEL_HLCDC_VSPOL		BIT(1)
19#define ATMEL_HLCDC_VSPDLYS		BIT(2)
20#define ATMEL_HLCDC_VSPDLYE		BIT(3)
21#define ATMEL_HLCDC_DISPPOL		BIT(4)
22#define ATMEL_HLCDC_DITHER		BIT(6)
23#define ATMEL_HLCDC_DISPDLY		BIT(7)
24#define ATMEL_HLCDC_MODE_MASK		GENMASK(9, 8)
25#define ATMEL_HLCDC_PP			BIT(10)
26#define ATMEL_HLCDC_VSPSU		BIT(12)
27#define ATMEL_HLCDC_VSPHO		BIT(13)
28#define ATMEL_HLCDC_GUARDTIME_MASK	GENMASK(20, 16)
29
30#define ATMEL_HLCDC_EN			0x20
31#define ATMEL_HLCDC_DIS			0x24
32#define ATMEL_HLCDC_SR			0x28
33#define ATMEL_HLCDC_IER			0x2c
34#define ATMEL_HLCDC_IDR			0x30
35#define ATMEL_HLCDC_IMR			0x34
36#define ATMEL_HLCDC_ISR			0x38
37
38#define ATMEL_HLCDC_CLKPOL		BIT(0)
39#define ATMEL_HLCDC_CLKSEL		BIT(2)
40#define ATMEL_HLCDC_CLKPWMSEL		BIT(3)
41#define ATMEL_HLCDC_CGDIS(i)		BIT(8 + (i))
42#define ATMEL_HLCDC_CLKDIV_SHFT		16
43#define ATMEL_HLCDC_CLKDIV_MASK		GENMASK(23, 16)
44#define ATMEL_HLCDC_CLKDIV(div)		((div - 2) << ATMEL_HLCDC_CLKDIV_SHFT)
45
46#define ATMEL_HLCDC_PIXEL_CLK		BIT(0)
47#define ATMEL_HLCDC_SYNC		BIT(1)
48#define ATMEL_HLCDC_DISP		BIT(2)
49#define ATMEL_HLCDC_PWM			BIT(3)
50#define ATMEL_HLCDC_SIP			BIT(4)
51
52#define ATMEL_HLCDC_SOF			BIT(0)
53#define ATMEL_HLCDC_SYNCDIS		BIT(1)
54#define ATMEL_HLCDC_FIFOERR		BIT(4)
55#define ATMEL_HLCDC_LAYER_STATUS(x)	BIT((x) + 8)
56
57/**
58 * Structure shared by the MFD device and its subdevices.
59 *
60 * @regmap: register map used to access HLCDC IP registers
61 * @periph_clk: the hlcdc peripheral clock
62 * @sys_clk: the hlcdc system clock
63 * @slow_clk: the system slow clk
64 * @irq: the hlcdc irq
65 */
66struct atmel_hlcdc {
67	struct regmap *regmap;
68	struct clk *periph_clk;
69	struct clk *sys_clk;
70	struct clk *slow_clk;
71	int irq;
72};
73
74#endif /* __LINUX_MFD_HLCDC_H */
75