LXR linux/include/linux/mfd/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_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