edd6e3f89d
Samsung S5PC100 has LCD-controller compatible with the one known from previous SoCs series. Add required platform setup and support code that it can be used with s3c-fb driver. Signed-off-by: Pawel Osciak <p.osciak@samsung.com> Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com> Signed-off-by: Marek Szyprowski <m.szyprowski@samsung.com> Signed-off-by: Ben Dooks <ben-linux@fluff.org>
140 lines
4.4 KiB
C
140 lines
4.4 KiB
C
/* arch/arm/mach-s5pc100/include/mach/regs-fb.h
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*
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* Copyright 2009 Samsung Electronics Co.
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* Pawel Osciak <p.osciak@samsung.com>
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*
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* Framebuffer register definitions for Samsung S5PC100.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#ifndef __ASM_ARCH_REGS_FB_H
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#define __ASM_ARCH_REGS_FB_H __FILE__
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#include <plat/regs-fb-v4.h>
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/* VP1 interface timing control */
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#define VP1CON0 (0x118)
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#define VP1_RATECON_EN (1 << 31)
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#define VP1_CLKRATE_MASK (0xff)
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#define VP1CON1 (0x11c)
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#define VP1_VTREGCON_EN (1 << 31)
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#define VP1_VBPD_MASK (0xfff)
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#define VP1_VBPD_SHIFT (16)
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#define WPALCON_H (0x19c)
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#define WPALCON_L (0x1a0)
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/* Pallete contro for WPAL0 and WPAL1 is the same as in S3C64xx, but
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* different for WPAL2-4
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*/
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/* In WPALCON_L (aka WPALCON) */
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#define WPALCON_W1PAL_32BPP_A888 (0x7 << 3)
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#define WPALCON_W0PAL_32BPP_A888 (0x7 << 0)
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/* To set W2PAL-W4PAL consist of one bit from WPALCON_L and two from WPALCON_H,
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* e.g. W2PAL[2..0] is made of (WPALCON_H[10..9], WPALCON_L[6]).
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*/
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#define WPALCON_L_WxPAL_L_MASK (0x1)
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#define WPALCON_L_W2PAL_L_SHIFT (6)
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#define WPALCON_L_W3PAL_L_SHIFT (7)
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#define WPALCON_L_W4PAL_L_SHIFT (8)
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#define WPALCON_L_WxPAL_H_MASK (0x3)
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#define WPALCON_H_W2PAL_H_SHIFT (9)
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#define WPALCON_H_W3PAL_H_SHIFT (13)
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#define WPALCON_H_W4PAL_H_SHIFT (17)
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/* Per-window alpha value registers */
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/* For window 0 8-bit alpha values are in VIDW0ALPHAx,
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* for windows 1-4 alpha values consist of two parts, the 4 low bits are
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* taken from VIDWxALPHAx and 4 high bits are from VIDOSDxC,
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* e.g. WIN1_ALPHA0_B[7..0] = (VIDOSD1C[3..0], VIDW1ALPHA0[3..0])
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*/
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#define VIDWxALPHA0(_win) (0x200 + (_win * 8))
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#define VIDWxALPHA1(_win) (0x204 + (_win * 8))
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/* Only for window 0 in VIDW0ALPHAx. */
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#define VIDW0ALPHAx_R(_x) ((_x) << 16)
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#define VIDW0ALPHAx_R_MASK (0xff << 16)
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#define VIDW0ALPHAx_R_SHIFT (16)
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#define VIDW0ALPHAx_G(_x) ((_x) << 8)
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#define VIDW0ALPHAx_G_MASK (0xff << 8)
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#define VIDW0ALPHAx_G_SHIFT (8)
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#define VIDW0ALPHAx_B(_x) ((_x) << 0)
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#define VIDW0ALPHAx_B_MASK (0xff << 0)
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#define VIDW0ALPHAx_B_SHIFT (0)
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/* Low 4 bits of alpha0-1 for windows 1-4 */
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#define VIDW14ALPHAx_R_L(_x) ((_x) << 16)
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#define VIDW14ALPHAx_R_L_MASK (0xf << 16)
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#define VIDW14ALPHAx_R_L_SHIFT (16)
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#define VIDW14ALPHAx_G_L(_x) ((_x) << 8)
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#define VIDW14ALPHAx_G_L_MASK (0xf << 8)
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#define VIDW14ALPHAx_G_L_SHIFT (8)
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#define VIDW14ALPHAx_B_L(_x) ((_x) << 0)
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#define VIDW14ALPHAx_B_L_MASK (0xf << 0)
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#define VIDW14ALPHAx_B_L_SHIFT (0)
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/* Per-window blending equation control registers */
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#define BLENDEQx(_win) (0x244 + ((_win) * 4))
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#define BLENDEQ1 (0x244)
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#define BLENDEQ2 (0x248)
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#define BLENDEQ3 (0x24c)
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#define BLENDEQ4 (0x250)
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#define BLENDEQx_Q_FUNC(_x) ((_x) << 18)
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#define BLENDEQx_Q_FUNC_MASK (0xf << 18)
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#define BLENDEQx_P_FUNC(_x) ((_x) << 12)
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#define BLENDEQx_P_FUNC_MASK (0xf << 12)
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#define BLENDEQx_B_FUNC(_x) ((_x) << 6)
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#define BLENDEQx_B_FUNC_MASK (0xf << 6)
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#define BLENDEQx_A_FUNC(_x) ((_x) << 0)
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#define BLENDEQx_A_FUNC_MASK (0xf << 0)
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#define BLENDCON (0x260)
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#define BLENDCON_8BIT_ALPHA (1 << 0)
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/* Per-window palette base addresses (start of palette memory).
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* Each window palette area consists of 256 32-bit entries.
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* START is the first address (entry 0th), END is the address of 255th entry.
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*/
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#define WIN0_PAL_BASE (0x2400)
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#define WIN0_PAL_END (0x27fc)
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#define WIN1_PAL_BASE (0x2800)
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#define WIN1_PAL_END (0x2bfc)
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#define WIN2_PAL_BASE (0x2c00)
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#define WIN2_PAL_END (0x2ffc)
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#define WIN3_PAL_BASE (0x3000)
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#define WIN3_PAL_END (0x33fc)
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#define WIN4_PAL_BASE (0x3400)
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#define WIN4_PAL_END (0x37fc)
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#define WIN0_PAL(_entry) (WIN0_PAL_BASE + ((_entry) * 4))
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#define WIN1_PAL(_entry) (WIN1_PAL_BASE + ((_entry) * 4))
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#define WIN2_PAL(_entry) (WIN2_PAL_BASE + ((_entry) * 4))
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#define WIN3_PAL(_entry) (WIN3_PAL_BASE + ((_entry) * 4))
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#define WIN4_PAL(_entry) (WIN4_PAL_BASE + ((_entry) * 4))
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static inline unsigned int s3c_fb_pal_reg(unsigned int window, int reg)
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{
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switch (window) {
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case 0: return WIN0_PAL(reg);
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case 1: return WIN1_PAL(reg);
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case 2: return WIN2_PAL(reg);
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case 3: return WIN3_PAL(reg);
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case 4: return WIN4_PAL(reg);
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}
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BUG();
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}
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#endif /* __ASM_ARCH_REGS_FB_H */
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