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 */ 66 struct 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