atmel-hlcdc.h

 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_XLCDC_MODE_MASK		GENMASK(10, 8)
26#define ATMEL_XLCDC_DPI			BIT(11)
27#define ATMEL_HLCDC_PP			BIT(10)
28#define ATMEL_HLCDC_VSPSU		BIT(12)
29#define ATMEL_HLCDC_VSPHO		BIT(13)
30#define ATMEL_HLCDC_GUARDTIME_MASK	GENMASK(20, 16)
31
32#define ATMEL_HLCDC_EN			0x20
33#define ATMEL_HLCDC_DIS			0x24
34#define ATMEL_HLCDC_SR			0x28
35#define ATMEL_HLCDC_IER			0x2c
36#define ATMEL_HLCDC_IDR			0x30
37#define ATMEL_HLCDC_IMR			0x34
38#define ATMEL_HLCDC_ISR			0x38
39#define ATMEL_XLCDC_ATTRE		0x3c
40
41#define ATMEL_XLCDC_BASE_UPDATE		BIT(0)
42#define ATMEL_XLCDC_OVR1_UPDATE		BIT(1)
43#define ATMEL_XLCDC_OVR3_UPDATE		BIT(2)
44#define ATMEL_XLCDC_HEO_UPDATE		BIT(3)
45
46#define ATMEL_HLCDC_CLKPOL		BIT(0)
47#define ATMEL_HLCDC_CLKSEL		BIT(2)
48#define ATMEL_HLCDC_CLKPWMSEL		BIT(3)
49#define ATMEL_HLCDC_CGDIS(i)		BIT(8 + (i))
50#define ATMEL_HLCDC_CLKDIV_SHFT		16
51#define ATMEL_HLCDC_CLKDIV_MASK		GENMASK(23, 16)
52#define ATMEL_HLCDC_CLKDIV(div)		((div - 2) << ATMEL_HLCDC_CLKDIV_SHFT)
53
54#define ATMEL_HLCDC_PIXEL_CLK		BIT(0)
55#define ATMEL_HLCDC_SYNC		BIT(1)
56#define ATMEL_HLCDC_DISP		BIT(2)
57#define ATMEL_HLCDC_PWM			BIT(3)
58#define ATMEL_HLCDC_SIP			BIT(4)
59#define ATMEL_XLCDC_SD			BIT(5)
60#define ATMEL_XLCDC_CM			BIT(6)
61
62#define ATMEL_HLCDC_SOF			BIT(0)
63#define ATMEL_HLCDC_SYNCDIS		BIT(1)
64#define ATMEL_HLCDC_FIFOERR		BIT(4)
65#define ATMEL_HLCDC_LAYER_STATUS(x)	BIT((x) + 8)
66
67/**
68 * Structure shared by the MFD device and its subdevices.
69 *
70 * @regmap: register map used to access HLCDC IP registers
71 * @periph_clk: the hlcdc peripheral clock
72 * @sys_clk: the hlcdc system clock
73 * @slow_clk: the system slow clk
74 * @irq: the hlcdc irq
75 */
76struct atmel_hlcdc {
77	struct regmap *regmap;
78	struct clk *periph_clk;
79	struct clk *sys_clk;
80	struct clk *slow_clk;
81	int irq;
82};
83
84#endif /* __LINUX_MFD_HLCDC_H */