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/* arch/arm/mach-s5pc100/include/mach/regs-fb.h
*
* Copyright 2009 Samsung Electronics Co.
* Pawel Osciak <p.osciak@samsung.com>
*
* Framebuffer register definitions for Samsung S5PC100.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License version 2 as
* published by the Free Software Foundation.
*/
#ifndef __ASM_ARCH_REGS_FB_H
#define __ASM_ARCH_REGS_FB_H __FILE__
#include <plat/regs-fb-v4.h>
/* VP1 interface timing control */
#define VP1CON0 (0x118)
#define VP1_RATECON_EN (1 << 31)
#define VP1_CLKRATE_MASK (0xff)
#define VP1CON1 (0x11c)
#define VP1_VTREGCON_EN (1 << 31)
#define VP1_VBPD_MASK (0xfff)
#define VP1_VBPD_SHIFT (16)
#define WPALCON_H (0x19c)
#define WPALCON_L (0x1a0)
/* Pallete contro for WPAL0 and WPAL1 is the same as in S3C64xx, but
* different for WPAL2-4
*/
/* In WPALCON_L (aka WPALCON) */
#define WPALCON_W1PAL_32BPP_A888 (0x7 << 3)
#define WPALCON_W0PAL_32BPP_A888 (0x7 << 0)
/* To set W2PAL-W4PAL consist of one bit from WPALCON_L and two from WPALCON_H,
* e.g. W2PAL[2..0] is made of (WPALCON_H[10..9], WPALCON_L[6]).
*/
#define WPALCON_L_WxPAL_L_MASK (0x1)
#define WPALCON_L_W2PAL_L_SHIFT (6)
#define WPALCON_L_W3PAL_L_SHIFT (7)
#define WPALCON_L_W4PAL_L_SHIFT (8)
#define WPALCON_L_WxPAL_H_MASK (0x3)
#define WPALCON_H_W2PAL_H_SHIFT (9)
#define WPALCON_H_W3PAL_H_SHIFT (13)
#define WPALCON_H_W4PAL_H_SHIFT (17)
/* Per-window alpha value registers */
/* For window 0 8-bit alpha values are in VIDW0ALPHAx,
* for windows 1-4 alpha values consist of two parts, the 4 low bits are
* taken from VIDWxALPHAx and 4 high bits are from VIDOSDxC,
* e.g. WIN1_ALPHA0_B[7..0] = (VIDOSD1C[3..0], VIDW1ALPHA0[3..0])
*/
#define VIDWxALPHA0(_win) (0x200 + (_win * 8))
#define VIDWxALPHA1(_win) (0x204 + (_win * 8))
/* Only for window 0 in VIDW0ALPHAx. */
#define VIDW0ALPHAx_R(_x) ((_x) << 16)
#define VIDW0ALPHAx_R_MASK (0xff << 16)
#define VIDW0ALPHAx_R_SHIFT (16)
#define VIDW0ALPHAx_G(_x) ((_x) << 8)
#define VIDW0ALPHAx_G_MASK (0xff << 8)
#define VIDW0ALPHAx_G_SHIFT (8)
#define VIDW0ALPHAx_B(_x) ((_x) << 0)
#define VIDW0ALPHAx_B_MASK (0xff << 0)
#define VIDW0ALPHAx_B_SHIFT (0)
/* Low 4 bits of alpha0-1 for windows 1-4 */
#define VIDW14ALPHAx_R_L(_x) ((_x) << 16)
#define VIDW14ALPHAx_R_L_MASK (0xf << 16)
#define VIDW14ALPHAx_R_L_SHIFT (16)
#define VIDW14ALPHAx_G_L(_x) ((_x) << 8)
#define VIDW14ALPHAx_G_L_MASK (0xf << 8)
#define VIDW14ALPHAx_G_L_SHIFT (8)
#define VIDW14ALPHAx_B_L(_x) ((_x) << 0)
#define VIDW14ALPHAx_B_L_MASK (0xf << 0)
#define VIDW14ALPHAx_B_L_SHIFT (0)
/* Per-window blending equation control registers */
#define BLENDEQx(_win) (0x244 + ((_win) * 4))
#define BLENDEQ1 (0x244)
#define BLENDEQ2 (0x248)
#define BLENDEQ3 (0x24c)
#define BLENDEQ4 (0x250)
#define BLENDEQx_Q_FUNC(_x) ((_x) << 18)
#define BLENDEQx_Q_FUNC_MASK (0xf << 18)
#define BLENDEQx_P_FUNC(_x) ((_x) << 12)
#define BLENDEQx_P_FUNC_MASK (0xf << 12)
#define BLENDEQx_B_FUNC(_x) ((_x) << 6)
#define BLENDEQx_B_FUNC_MASK (0xf << 6)
#define BLENDEQx_A_FUNC(_x) ((_x) << 0)
#define BLENDEQx_A_FUNC_MASK (0xf << 0)
#define BLENDCON (0x260)
#define BLENDCON_8BIT_ALPHA (1 << 0)
/* Per-window palette base addresses (start of palette memory).
* Each window palette area consists of 256 32-bit entries.
* START is the first address (entry 0th), END is the address of 255th entry.
*/
#define WIN0_PAL_BASE (0x2400)
#define WIN0_PAL_END (0x27fc)
#define WIN1_PAL_BASE (0x2800)
#define WIN1_PAL_END (0x2bfc)
#define WIN2_PAL_BASE (0x2c00)
#define WIN2_PAL_END (0x2ffc)
#define WIN3_PAL_BASE (0x3000)
#define WIN3_PAL_END (0x33fc)
#define WIN4_PAL_BASE (0x3400)
#define WIN4_PAL_END (0x37fc)
#define WIN0_PAL(_entry) (WIN0_PAL_BASE + ((_entry) * 4))
#define WIN1_PAL(_entry) (WIN1_PAL_BASE + ((_entry) * 4))
#define WIN2_PAL(_entry) (WIN2_PAL_BASE + ((_entry) * 4))
#define WIN3_PAL(_entry) (WIN3_PAL_BASE + ((_entry) * 4))
#define WIN4_PAL(_entry) (WIN4_PAL_BASE + ((_entry) * 4))
static inline unsigned int s3c_fb_pal_reg(unsigned int window, int reg)
{
switch (window) {
case 0: return WIN0_PAL(reg);
case 1: return WIN1_PAL(reg);
case 2: return WIN2_PAL(reg);
case 3: return WIN3_PAL(reg);
case 4: return WIN4_PAL(reg);
}
BUG();
}
#endif /* __ASM_ARCH_REGS_FB_H */
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