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 */ 76 struct 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 */ 85