kernel_samsung_a34x-permissive/drivers/gpu/drm/arm/hdlcd_regs.h

88 lines
2.8 KiB
C
Raw Normal View History

/*
* Copyright (C) 2013,2014 ARM Limited
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive
* for more details.
*
* ARM HDLCD Controller register definition
*/
#ifndef __HDLCD_REGS_H__
#define __HDLCD_REGS_H__
/* register offsets */
#define HDLCD_REG_VERSION 0x0000 /* ro */
#define HDLCD_REG_INT_RAWSTAT 0x0010 /* rw */
#define HDLCD_REG_INT_CLEAR 0x0014 /* wo */
#define HDLCD_REG_INT_MASK 0x0018 /* rw */
#define HDLCD_REG_INT_STATUS 0x001c /* ro */
#define HDLCD_REG_FB_BASE 0x0100 /* rw */
#define HDLCD_REG_FB_LINE_LENGTH 0x0104 /* rw */
#define HDLCD_REG_FB_LINE_COUNT 0x0108 /* rw */
#define HDLCD_REG_FB_LINE_PITCH 0x010c /* rw */
#define HDLCD_REG_BUS_OPTIONS 0x0110 /* rw */
#define HDLCD_REG_V_SYNC 0x0200 /* rw */
#define HDLCD_REG_V_BACK_PORCH 0x0204 /* rw */
#define HDLCD_REG_V_DATA 0x0208 /* rw */
#define HDLCD_REG_V_FRONT_PORCH 0x020c /* rw */
#define HDLCD_REG_H_SYNC 0x0210 /* rw */
#define HDLCD_REG_H_BACK_PORCH 0x0214 /* rw */
#define HDLCD_REG_H_DATA 0x0218 /* rw */
#define HDLCD_REG_H_FRONT_PORCH 0x021c /* rw */
#define HDLCD_REG_POLARITIES 0x0220 /* rw */
#define HDLCD_REG_COMMAND 0x0230 /* rw */
#define HDLCD_REG_PIXEL_FORMAT 0x0240 /* rw */
#define HDLCD_REG_RED_SELECT 0x0244 /* rw */
#define HDLCD_REG_GREEN_SELECT 0x0248 /* rw */
#define HDLCD_REG_BLUE_SELECT 0x024c /* rw */
/* version */
#define HDLCD_PRODUCT_ID 0x1CDC0000
#define HDLCD_PRODUCT_MASK 0xFFFF0000
#define HDLCD_VERSION_MAJOR_MASK 0x0000FF00
#define HDLCD_VERSION_MINOR_MASK 0x000000FF
/* interrupts */
#define HDLCD_INTERRUPT_DMA_END (1 << 0)
#define HDLCD_INTERRUPT_BUS_ERROR (1 << 1)
#define HDLCD_INTERRUPT_VSYNC (1 << 2)
#define HDLCD_INTERRUPT_UNDERRUN (1 << 3)
#define HDLCD_DEBUG_INT_MASK (HDLCD_INTERRUPT_DMA_END | \
HDLCD_INTERRUPT_BUS_ERROR | \
HDLCD_INTERRUPT_UNDERRUN)
/* polarities */
#define HDLCD_POLARITY_VSYNC (1 << 0)
#define HDLCD_POLARITY_HSYNC (1 << 1)
#define HDLCD_POLARITY_DATAEN (1 << 2)
#define HDLCD_POLARITY_DATA (1 << 3)
#define HDLCD_POLARITY_PIXELCLK (1 << 4)
/* commands */
#define HDLCD_COMMAND_DISABLE (0 << 0)
#define HDLCD_COMMAND_ENABLE (1 << 0)
/* pixel format */
#define HDLCD_PIXEL_FMT_LITTLE_ENDIAN (0 << 31)
#define HDLCD_PIXEL_FMT_BIG_ENDIAN (1 << 31)
#define HDLCD_BYTES_PER_PIXEL_MASK (3 << 3)
/* bus options */
#define HDLCD_BUS_BURST_MASK 0x01f
#define HDLCD_BUS_MAX_OUTSTAND 0xf00
#define HDLCD_BUS_BURST_NONE (0 << 0)
#define HDLCD_BUS_BURST_1 (1 << 0)
#define HDLCD_BUS_BURST_2 (1 << 1)
#define HDLCD_BUS_BURST_4 (1 << 2)
#define HDLCD_BUS_BURST_8 (1 << 3)
#define HDLCD_BUS_BURST_16 (1 << 4)
/* Max resolution supported is 4096x4096, 32bpp */
#define HDLCD_MAX_XRES 4096
#define HDLCD_MAX_YRES 4096
#define NR_PALETTE 256
#endif /* __HDLCD_REGS_H__ */