fb: add support of LCD display controller on pxa168/910 (base layer)

This driver is originally written by Lennert, modified by Green to be
feature complete,  and ported by Jun Nie and Kevin Liu for pxa168/910
processors.

The patch adds support for the on-chip LCD display controller, it
currently supports the base (graphics) layer only.

Signed-off-by: Lennert Buytenhek <buytenh@marvell.com>
Signed-off-by: Green Wan <gwan@marvell.com>
Cc: Peter Liao <pliao@marvell.com>
Signed-off-by: Jun Nie <njun@marvell.com>
Signed-off-by: Kevin Liu <kliu5@marvell.com>
Acked-by: Krzysztof Helt <krzysztof.h1@wp.pl>
Signed-off-by: Eric Miao <eric.y.miao@gmail.com>

1 files changed, 558 insertions, 0 deletions

diff --git a/drivers/video/pxa168fb.h b/drivers/video/pxa168fb.h
new file mode 100644
index 00000000000..eee09279c52
--- /dev/null
+++ b/drivers/video/pxa168fb.h
@@ -0,0 +1,558 @@
+#ifndef __PXA168FB_H__
+#define __PXA168FB_H__
+
+/* ------------< LCD register >------------ */
+/* Video Frame 0&1 start address registers */
+#define	LCD_SPU_DMA_START_ADDR_Y0		0x00C0
+#define	LCD_SPU_DMA_START_ADDR_U0		0x00C4
+#define	LCD_SPU_DMA_START_ADDR_V0		0x00C8
+#define LCD_CFG_DMA_START_ADDR_0		0x00CC /* Cmd address */
+#define	LCD_SPU_DMA_START_ADDR_Y1		0x00D0
+#define	LCD_SPU_DMA_START_ADDR_U1		0x00D4
+#define	LCD_SPU_DMA_START_ADDR_V1		0x00D8
+#define LCD_CFG_DMA_START_ADDR_1		0x00DC /* Cmd address */
+
+/* YC & UV Pitch */
+#define LCD_SPU_DMA_PITCH_YC			0x00E0
+#define     SPU_DMA_PITCH_C(c)			((c) << 16)
+#define     SPU_DMA_PITCH_Y(y)			(y)
+#define LCD_SPU_DMA_PITCH_UV			0x00E4
+#define     SPU_DMA_PITCH_V(v)			((v) << 16)
+#define     SPU_DMA_PITCH_U(u)			(u)
+
+/* Video Starting Point on Screen Register */
+#define LCD_SPUT_DMA_OVSA_HPXL_VLN		0x00E8
+#define     CFG_DMA_OVSA_VLN(y)			((y) << 16) /* 0~0xfff */
+#define     CFG_DMA_OVSA_HPXL(x)		(x)     /* 0~0xfff */
+
+/* Video Size Register */
+#define LCD_SPU_DMA_HPXL_VLN			0x00EC
+#define     CFG_DMA_VLN(y)			((y) << 16)
+#define     CFG_DMA_HPXL(x)			(x)
+
+/* Video Size After zooming Register */
+#define LCD_SPU_DZM_HPXL_VLN			0x00F0
+#define     CFG_DZM_VLN(y)			((y) << 16)
+#define     CFG_DZM_HPXL(x)			(x)
+
+/* Graphic Frame 0&1 Starting Address Register */
+#define LCD_CFG_GRA_START_ADDR0			0x00F4
+#define LCD_CFG_GRA_START_ADDR1			0x00F8
+
+/* Graphic Frame Pitch */
+#define LCD_CFG_GRA_PITCH			0x00FC
+
+/* Graphic Starting Point on Screen Register */
+#define LCD_SPU_GRA_OVSA_HPXL_VLN		0x0100
+#define     CFG_GRA_OVSA_VLN(y)			((y) << 16)
+#define     CFG_GRA_OVSA_HPXL(x)		(x)
+
+/* Graphic Size Register */
+#define LCD_SPU_GRA_HPXL_VLN			0x0104
+#define     CFG_GRA_VLN(y)			((y) << 16)
+#define     CFG_GRA_HPXL(x)			(x)
+
+/* Graphic Size after Zooming Register */
+#define LCD_SPU_GZM_HPXL_VLN			0x0108
+#define     CFG_GZM_VLN(y)			((y) << 16)
+#define     CFG_GZM_HPXL(x)			(x)
+
+/* HW Cursor Starting Point on Screen Register */
+#define LCD_SPU_HWC_OVSA_HPXL_VLN		0x010C
+#define     CFG_HWC_OVSA_VLN(y)			((y) << 16)
+#define     CFG_HWC_OVSA_HPXL(x)		(x)
+
+/* HW Cursor Size */
+#define LCD_SPU_HWC_HPXL_VLN			0x0110
+#define     CFG_HWC_VLN(y)			((y) << 16)
+#define     CFG_HWC_HPXL(x)			(x)
+
+/* Total Screen Size Register */
+#define LCD_SPUT_V_H_TOTAL			0x0114
+#define     CFG_V_TOTAL(y)			((y) << 16)
+#define     CFG_H_TOTAL(x)			(x)
+
+/* Total Screen Active Size Register */
+#define LCD_SPU_V_H_ACTIVE			0x0118
+#define     CFG_V_ACTIVE(y)			((y) << 16)
+#define     CFG_H_ACTIVE(x)			(x)
+
+/* Screen H&V Porch Register */
+#define LCD_SPU_H_PORCH				0x011C
+#define     CFG_H_BACK_PORCH(b)			((b) << 16)
+#define     CFG_H_FRONT_PORCH(f)		(f)
+#define LCD_SPU_V_PORCH				0x0120
+#define     CFG_V_BACK_PORCH(b)			((b) << 16)
+#define     CFG_V_FRONT_PORCH(f)		(f)
+
+/* Screen Blank Color Register */
+#define LCD_SPU_BLANKCOLOR			0x0124
+#define     CFG_BLANKCOLOR_MASK			0x00FFFFFF
+#define     CFG_BLANKCOLOR_R_MASK		0x000000FF
+#define     CFG_BLANKCOLOR_G_MASK		0x0000FF00
+#define     CFG_BLANKCOLOR_B_MASK		0x00FF0000
+
+/* HW Cursor Color 1&2 Register */
+#define LCD_SPU_ALPHA_COLOR1			0x0128
+#define     CFG_HWC_COLOR1			0x00FFFFFF
+#define     CFG_HWC_COLOR1_R(red)		((red) << 16)
+#define     CFG_HWC_COLOR1_G(green)		((green) << 8)
+#define     CFG_HWC_COLOR1_B(blue)		(blue)
+#define     CFG_HWC_COLOR1_R_MASK		0x000000FF
+#define     CFG_HWC_COLOR1_G_MASK		0x0000FF00
+#define     CFG_HWC_COLOR1_B_MASK		0x00FF0000
+#define LCD_SPU_ALPHA_COLOR2			0x012C
+#define     CFG_HWC_COLOR2			0x00FFFFFF
+#define     CFG_HWC_COLOR2_R_MASK		0x000000FF
+#define     CFG_HWC_COLOR2_G_MASK		0x0000FF00
+#define     CFG_HWC_COLOR2_B_MASK		0x00FF0000
+
+/* Video YUV Color Key Control */
+#define LCD_SPU_COLORKEY_Y			0x0130
+#define     CFG_CKEY_Y2(y2)			((y2) << 24)
+#define     CFG_CKEY_Y2_MASK			0xFF000000
+#define     CFG_CKEY_Y1(y1)			((y1) << 16)
+#define     CFG_CKEY_Y1_MASK			0x00FF0000
+#define     CFG_CKEY_Y(y)			((y) << 8)
+#define     CFG_CKEY_Y_MASK			0x0000FF00
+#define     CFG_ALPHA_Y(y)			(y)
+#define     CFG_ALPHA_Y_MASK			0x000000FF
+#define LCD_SPU_COLORKEY_U			0x0134
+#define     CFG_CKEY_U2(u2)			((u2) << 24)
+#define     CFG_CKEY_U2_MASK			0xFF000000
+#define     CFG_CKEY_U1(u1)			((u1) << 16)
+#define     CFG_CKEY_U1_MASK			0x00FF0000
+#define     CFG_CKEY_U(u)			((u) << 8)
+#define     CFG_CKEY_U_MASK			0x0000FF00
+#define     CFG_ALPHA_U(u)			(u)
+#define     CFG_ALPHA_U_MASK			0x000000FF
+#define LCD_SPU_COLORKEY_V			0x0138
+#define     CFG_CKEY_V2(v2)			((v2) << 24)
+#define     CFG_CKEY_V2_MASK			0xFF000000
+#define     CFG_CKEY_V1(v1)			((v1) << 16)
+#define     CFG_CKEY_V1_MASK			0x00FF0000
+#define     CFG_CKEY_V(v)			((v) << 8)
+#define     CFG_CKEY_V_MASK			0x0000FF00
+#define     CFG_ALPHA_V(v)			(v)
+#define     CFG_ALPHA_V_MASK			0x000000FF
+
+/* SPI Read Data Register */
+#define LCD_SPU_SPI_RXDATA			0x0140
+
+/* Smart Panel Read Data Register */
+#define LCD_SPU_ISA_RSDATA			0x0144
+#define     ISA_RXDATA_16BIT_1_DATA_MASK	0x000000FF
+#define     ISA_RXDATA_16BIT_2_DATA_MASK	0x0000FF00
+#define     ISA_RXDATA_16BIT_3_DATA_MASK	0x00FF0000
+#define     ISA_RXDATA_16BIT_4_DATA_MASK	0xFF000000
+#define     ISA_RXDATA_32BIT_1_DATA_MASK	0x00FFFFFF
+
+/* HWC SRAM Read Data Register */
+#define LCD_SPU_HWC_RDDAT			0x0158
+
+/* Gamma Table SRAM Read Data Register */
+#define LCD_SPU_GAMMA_RDDAT			0x015c
+#define     CFG_GAMMA_RDDAT_MASK		0x000000FF
+
+/* Palette Table SRAM Read Data Register */
+#define LCD_SPU_PALETTE_RDDAT			0x0160
+#define     CFG_PALETTE_RDDAT_MASK		0x00FFFFFF
+
+/* I/O Pads Input Read Only Register */
+#define LCD_SPU_IOPAD_IN			0x0178
+#define     CFG_IOPAD_IN_MASK			0x0FFFFFFF
+
+/* Reserved Read Only Registers */
+#define LCD_CFG_RDREG5F				0x017C
+#define     IRE_FRAME_CNT_MASK			0x000000C0
+#define     IPE_FRAME_CNT_MASK			0x00000030
+#define     GRA_FRAME_CNT_MASK			0x0000000C  /* Graphic */
+#define     DMA_FRAME_CNT_MASK			0x00000003  /* Video */
+
+/* SPI Control Register. */
+#define LCD_SPU_SPI_CTRL			0x0180
+#define     CFG_SCLKCNT(div)			((div) << 24)  /* 0xFF~0x2 */
+#define     CFG_SCLKCNT_MASK			0xFF000000
+#define     CFG_RXBITS(rx)			((rx) << 16)   /* 0x1F~0x1 */
+#define     CFG_RXBITS_MASK			0x00FF0000
+#define     CFG_TXBITS(tx)			((tx) << 8)    /* 0x1F~0x1 */
+#define     CFG_TXBITS_MASK			0x0000FF00
+#define     CFG_CLKINV(clk)			((clk) << 7)
+#define     CFG_CLKINV_MASK			0x00000080
+#define     CFG_KEEPXFER(transfer)		((transfer) << 6)
+#define     CFG_KEEPXFER_MASK			0x00000040
+#define     CFG_RXBITSTO0(rx)			((rx) << 5)
+#define     CFG_RXBITSTO0_MASK			0x00000020
+#define     CFG_TXBITSTO0(tx)			((tx) << 4)
+#define     CFG_TXBITSTO0_MASK			0x00000010
+#define     CFG_SPI_ENA(spi)			((spi) << 3)
+#define     CFG_SPI_ENA_MASK			0x00000008
+#define     CFG_SPI_SEL(spi)			((spi) << 2)
+#define     CFG_SPI_SEL_MASK			0x00000004
+#define     CFG_SPI_3W4WB(wire)			((wire) << 1)
+#define     CFG_SPI_3W4WB_MASK			0x00000002
+#define     CFG_SPI_START(start)		(start)
+#define     CFG_SPI_START_MASK			0x00000001
+
+/* SPI Tx Data Register */
+#define LCD_SPU_SPI_TXDATA			0x0184
+
+/*
+   1. Smart Pannel 8-bit Bus Control Register.
+   2. AHB Slave Path Data Port Register
+*/
+#define LCD_SPU_SMPN_CTRL			0x0188
+
+/* DMA Control 0 Register */
+#define LCD_SPU_DMA_CTRL0			0x0190
+#define     CFG_NOBLENDING(nb)			((nb) << 31)
+#define     CFG_NOBLENDING_MASK			0x80000000
+#define     CFG_GAMMA_ENA(gn)			((gn) << 30)
+#define     CFG_GAMMA_ENA_MASK			0x40000000
+#define     CFG_CBSH_ENA(cn)			((cn) << 29)
+#define     CFG_CBSH_ENA_MASK			0x20000000
+#define     CFG_PALETTE_ENA(pn)			((pn) << 28)
+#define     CFG_PALETTE_ENA_MASK		0x10000000
+#define     CFG_ARBFAST_ENA(an)			((an) << 27)
+#define     CFG_ARBFAST_ENA_MASK		0x08000000
+#define     CFG_HWC_1BITMOD(mode)		((mode) << 26)
+#define     CFG_HWC_1BITMOD_MASK		0x04000000
+#define     CFG_HWC_1BITENA(mn)			((mn) << 25)
+#define     CFG_HWC_1BITENA_MASK		0x02000000
+#define     CFG_HWC_ENA(cn)		        ((cn) << 24)
+#define     CFG_HWC_ENA_MASK			0x01000000
+#define     CFG_DMAFORMAT(dmaformat)		((dmaformat) << 20)
+#define     CFG_DMAFORMAT_MASK			0x00F00000
+#define     CFG_GRAFORMAT(graformat)		((graformat) << 16)
+#define     CFG_GRAFORMAT_MASK			0x000F0000
+/* for graphic part */
+#define     CFG_GRA_FTOGGLE(toggle)		((toggle) << 15)
+#define     CFG_GRA_FTOGGLE_MASK		0x00008000
+#define     CFG_GRA_HSMOOTH(smooth)		((smooth) << 14)
+#define     CFG_GRA_HSMOOTH_MASK		0x00004000
+#define     CFG_GRA_TSTMODE(test)		((test) << 13)
+#define     CFG_GRA_TSTMODE_MASK		0x00002000
+#define     CFG_GRA_SWAPRB(swap)		((swap) << 12)
+#define     CFG_GRA_SWAPRB_MASK			0x00001000
+#define     CFG_GRA_SWAPUV(swap)		((swap) << 11)
+#define     CFG_GRA_SWAPUV_MASK			0x00000800
+#define     CFG_GRA_SWAPYU(swap)		((swap) << 10)
+#define     CFG_GRA_SWAPYU_MASK			0x00000400
+#define     CFG_YUV2RGB_GRA(cvrt)		((cvrt) << 9)
+#define     CFG_YUV2RGB_GRA_MASK		0x00000200
+#define     CFG_GRA_ENA(gra)			((gra) << 8)
+#define     CFG_GRA_ENA_MASK			0x00000100
+/* for video part */
+#define     CFG_DMA_FTOGGLE(toggle)		((toggle) << 7)
+#define     CFG_DMA_FTOGGLE_MASK		0x00000080
+#define     CFG_DMA_HSMOOTH(smooth)		((smooth) << 6)
+#define     CFG_DMA_HSMOOTH_MASK		0x00000040
+#define     CFG_DMA_TSTMODE(test)		((test) << 5)
+#define     CFG_DMA_TSTMODE_MASK		0x00000020
+#define     CFG_DMA_SWAPRB(swap)		((swap) << 4)
+#define     CFG_DMA_SWAPRB_MASK			0x00000010
+#define     CFG_DMA_SWAPUV(swap)		((swap) << 3)
+#define     CFG_DMA_SWAPUV_MASK			0x00000008
+#define     CFG_DMA_SWAPYU(swap)		((swap) << 2)
+#define     CFG_DMA_SWAPYU_MASK			0x00000004
+#define     CFG_DMA_SWAP_MASK			0x0000001C
+#define     CFG_YUV2RGB_DMA(cvrt)		((cvrt) << 1)
+#define     CFG_YUV2RGB_DMA_MASK		0x00000002
+#define     CFG_DMA_ENA(video)			(video)
+#define     CFG_DMA_ENA_MASK			0x00000001
+
+/* DMA Control 1 Register */
+#define LCD_SPU_DMA_CTRL1			0x0194
+#define     CFG_FRAME_TRIG(trig)		((trig) << 31)
+#define     CFG_FRAME_TRIG_MASK			0x80000000
+#define     CFG_VSYNC_TRIG(trig)		((trig) << 28)
+#define     CFG_VSYNC_TRIG_MASK			0x70000000
+#define     CFG_VSYNC_INV(inv)			((inv) << 27)
+#define     CFG_VSYNC_INV_MASK			0x08000000
+#define     CFG_COLOR_KEY_MODE(cmode)		((cmode) << 24)
+#define     CFG_COLOR_KEY_MASK			0x07000000
+#define     CFG_CARRY(carry)			((carry) << 23)
+#define     CFG_CARRY_MASK			0x00800000
+#define     CFG_LNBUF_ENA(lnbuf)		((lnbuf) << 22)
+#define     CFG_LNBUF_ENA_MASK			0x00400000
+#define     CFG_GATED_ENA(gated)		((gated) << 21)
+#define     CFG_GATED_ENA_MASK			0x00200000
+#define     CFG_PWRDN_ENA(power)		((power) << 20)
+#define     CFG_PWRDN_ENA_MASK			0x00100000
+#define     CFG_DSCALE(dscale)			((dscale) << 18)
+#define     CFG_DSCALE_MASK			0x000C0000
+#define     CFG_ALPHA_MODE(amode)		((amode) << 16)
+#define     CFG_ALPHA_MODE_MASK			0x00030000
+#define     CFG_ALPHA(alpha)			((alpha) << 8)
+#define     CFG_ALPHA_MASK			0x0000FF00
+#define     CFG_PXLCMD(pxlcmd)			(pxlcmd)
+#define     CFG_PXLCMD_MASK			0x000000FF
+
+/* SRAM Control Register */
+#define LCD_SPU_SRAM_CTRL			0x0198
+#define     CFG_SRAM_INIT_WR_RD(mode)		((mode) << 14)
+#define     CFG_SRAM_INIT_WR_RD_MASK		0x0000C000
+#define     CFG_SRAM_ADDR_LCDID(id)		((id) << 8)
+#define     CFG_SRAM_ADDR_LCDID_MASK		0x00000F00
+#define     CFG_SRAM_ADDR(addr)			(addr)
+#define     CFG_SRAM_ADDR_MASK			0x000000FF
+
+/* SRAM Write Data Register */
+#define LCD_SPU_SRAM_WRDAT			0x019C
+
+/* SRAM RTC/WTC Control Register */
+#define LCD_SPU_SRAM_PARA0			0x01A0
+
+/* SRAM Power Down Control Register */
+#define LCD_SPU_SRAM_PARA1			0x01A4
+#define     CFG_CSB_256x32(hwc)			((hwc) << 15)	/* HWC */
+#define     CFG_CSB_256x32_MASK			0x00008000
+#define     CFG_CSB_256x24(palette)		((palette) << 14)	/* Palette */
+#define     CFG_CSB_256x24_MASK			0x00004000
+#define     CFG_CSB_256x8(gamma)		((gamma) << 13)	/* Gamma */
+#define     CFG_CSB_256x8_MASK			0x00002000
+#define     CFG_PDWN256x32(pdwn)		((pdwn) << 7)	/* HWC */
+#define     CFG_PDWN256x32_MASK			0x00000080
+#define     CFG_PDWN256x24(pdwn)		((pdwn) << 6)	/* Palette */
+#define     CFG_PDWN256x24_MASK			0x00000040
+#define     CFG_PDWN256x8(pdwn)			((pdwn) << 5)	/* Gamma */
+#define     CFG_PDWN256x8_MASK			0x00000020
+#define     CFG_PDWN32x32(pdwn)			((pdwn) << 3)
+#define     CFG_PDWN32x32_MASK			0x00000008
+#define     CFG_PDWN16x66(pdwn)			((pdwn) << 2)
+#define     CFG_PDWN16x66_MASK			0x00000004
+#define     CFG_PDWN32x66(pdwn)			((pdwn) << 1)
+#define     CFG_PDWN32x66_MASK			0x00000002
+#define     CFG_PDWN64x66(pdwn)			(pdwn)
+#define     CFG_PDWN64x66_MASK			0x00000001
+
+/* Smart or Dumb Panel Clock Divider */
+#define LCD_CFG_SCLK_DIV			0x01A8
+#define     SCLK_SOURCE_SELECT(src)		((src) << 31)
+#define     SCLK_SOURCE_SELECT_MASK		0x80000000
+#define     CLK_FRACDIV(frac)			((frac) << 16)
+#define     CLK_FRACDIV_MASK			0x0FFF0000
+#define     CLK_INT_DIV(div)			(div)
+#define     CLK_INT_DIV_MASK			0x0000FFFF
+
+/* Video Contrast Register */
+#define LCD_SPU_CONTRAST			0x01AC
+#define     CFG_BRIGHTNESS(bright)		((bright) << 16)
+#define     CFG_BRIGHTNESS_MASK			0xFFFF0000
+#define     CFG_CONTRAST(contrast)		(contrast)
+#define     CFG_CONTRAST_MASK			0x0000FFFF
+
+/* Video Saturation Register */
+#define LCD_SPU_SATURATION			0x01B0
+#define     CFG_C_MULTS(mult)			((mult) << 16)
+#define     CFG_C_MULTS_MASK			0xFFFF0000
+#define     CFG_SATURATION(sat)			(sat)
+#define     CFG_SATURATION_MASK			0x0000FFFF
+
+/* Video Hue Adjust Register */
+#define LCD_SPU_CBSH_HUE			0x01B4
+#define     CFG_SIN0(sin0)			((sin0) << 16)
+#define     CFG_SIN0_MASK			0xFFFF0000
+#define     CFG_COS0(con0)			(con0)
+#define     CFG_COS0_MASK			0x0000FFFF
+
+/* Dump LCD Panel Control Register */
+#define LCD_SPU_DUMB_CTRL			0x01B8
+#define     CFG_DUMBMODE(mode)			((mode) << 28)
+#define     CFG_DUMBMODE_MASK			0xF0000000
+#define     CFG_LCDGPIO_O(data)			((data) << 20)
+#define     CFG_LCDGPIO_O_MASK			0x0FF00000
+#define     CFG_LCDGPIO_ENA(gpio)		((gpio) << 12)
+#define     CFG_LCDGPIO_ENA_MASK		0x000FF000
+#define     CFG_BIAS_OUT(bias)			((bias) << 8)
+#define     CFG_BIAS_OUT_MASK			0x00000100
+#define     CFG_REVERSE_RGB(rRGB)		((rRGB) << 7)
+#define     CFG_REVERSE_RGB_MASK		0x00000080
+#define     CFG_INV_COMPBLANK(blank)		((blank) << 6)
+#define     CFG_INV_COMPBLANK_MASK		0x00000040
+#define     CFG_INV_COMPSYNC(sync)		((sync) << 5)
+#define     CFG_INV_COMPSYNC_MASK		0x00000020
+#define     CFG_INV_HENA(hena)			((hena) << 4)
+#define     CFG_INV_HENA_MASK			0x00000010
+#define     CFG_INV_VSYNC(vsync)		((vsync) << 3)
+#define     CFG_INV_VSYNC_MASK			0x00000008
+#define     CFG_INV_HSYNC(hsync)		((hsync) << 2)
+#define     CFG_INV_HSYNC_MASK			0x00000004
+#define     CFG_INV_PCLK(pclk)			((pclk) << 1)
+#define     CFG_INV_PCLK_MASK			0x00000002
+#define     CFG_DUMB_ENA(dumb)			(dumb)
+#define     CFG_DUMB_ENA_MASK			0x00000001
+
+/* LCD I/O Pads Control Register */
+#define SPU_IOPAD_CONTROL			0x01BC
+#define     CFG_GRA_VM_ENA(vm)			((vm) << 15)        /* gfx */
+#define     CFG_GRA_VM_ENA_MASK			0x00008000
+#define     CFG_DMA_VM_ENA(vm)			((vm) << 13)	/* video */
+#define     CFG_DMA_VM_ENA_MASK			0x00002000
+#define     CFG_CMD_VM_ENA(vm)			((vm) << 13)
+#define     CFG_CMD_VM_ENA_MASK			0x00000800
+#define     CFG_CSC(csc)			((csc) << 8)	/* csc */
+#define     CFG_CSC_MASK			0x00000300
+#define     CFG_AXICTRL(axi)			((axi) << 4)
+#define     CFG_AXICTRL_MASK			0x000000F0
+#define     CFG_IOPADMODE(iopad)		(iopad)
+#define     CFG_IOPADMODE_MASK			0x0000000F
+
+/* LCD Interrupt Control Register */
+#define SPU_IRQ_ENA				0x01C0
+#define     DMA_FRAME_IRQ0_ENA(irq)		((irq) << 31)
+#define     DMA_FRAME_IRQ0_ENA_MASK		0x80000000
+#define     DMA_FRAME_IRQ1_ENA(irq)		((irq) << 30)
+#define     DMA_FRAME_IRQ1_ENA_MASK		0x40000000
+#define     DMA_FF_UNDERFLOW_ENA(ff)		((ff) << 29)
+#define     DMA_FF_UNDERFLOW_ENA_MASK		0x20000000
+#define     GRA_FRAME_IRQ0_ENA(irq)		((irq) << 27)
+#define     GRA_FRAME_IRQ0_ENA_MASK		0x08000000
+#define     GRA_FRAME_IRQ1_ENA(irq)		((irq) << 26)
+#define     GRA_FRAME_IRQ1_ENA_MASK		0x04000000
+#define     GRA_FF_UNDERFLOW_ENA(ff)		((ff) << 25)
+#define     GRA_FF_UNDERFLOW_ENA_MASK		0x02000000
+#define     VSYNC_IRQ_ENA(vsync_irq)		((vsync_irq) << 23)
+#define     VSYNC_IRQ_ENA_MASK			0x00800000
+#define     DUMB_FRAMEDONE_ENA(fdone)		((fdone) << 22)
+#define     DUMB_FRAMEDONE_ENA_MASK		0x00400000
+#define     TWC_FRAMEDONE_ENA(fdone)		((fdone) << 21)
+#define     TWC_FRAMEDONE_ENA_MASK		0x00200000
+#define     HWC_FRAMEDONE_ENA(fdone)		((fdone) << 20)
+#define     HWC_FRAMEDONE_ENA_MASK		0x00100000
+#define     SLV_IRQ_ENA(irq)			((irq) << 19)
+#define     SLV_IRQ_ENA_MASK			0x00080000
+#define     SPI_IRQ_ENA(irq)			((irq) << 18)
+#define     SPI_IRQ_ENA_MASK			0x00040000
+#define     PWRDN_IRQ_ENA(irq)			((irq) << 17)
+#define     PWRDN_IRQ_ENA_MASK			0x00020000
+#define     ERR_IRQ_ENA(irq)			((irq) << 16)
+#define     ERR_IRQ_ENA_MASK			0x00010000
+#define     CLEAN_SPU_IRQ_ISR(irq)		(irq)
+#define     CLEAN_SPU_IRQ_ISR_MASK		0x0000FFFF
+
+/* LCD Interrupt Status Register */
+#define SPU_IRQ_ISR				0x01C4
+#define     DMA_FRAME_IRQ0(irq)			((irq) << 31)
+#define     DMA_FRAME_IRQ0_MASK			0x80000000
+#define     DMA_FRAME_IRQ1(irq)			((irq) << 30)
+#define     DMA_FRAME_IRQ1_MASK			0x40000000
+#define     DMA_FF_UNDERFLOW(ff)		((ff) << 29)
+#define     DMA_FF_UNDERFLOW_MASK		0x20000000
+#define     GRA_FRAME_IRQ0(irq)			((irq) << 27)
+#define     GRA_FRAME_IRQ0_MASK			0x08000000
+#define     GRA_FRAME_IRQ1(irq)			((irq) << 26)
+#define     GRA_FRAME_IRQ1_MASK			0x04000000
+#define     GRA_FF_UNDERFLOW(ff)		((ff) << 25)
+#define     GRA_FF_UNDERFLOW_MASK		0x02000000
+#define     VSYNC_IRQ(vsync_irq)		((vsync_irq) << 23)
+#define     VSYNC_IRQ_MASK			0x00800000
+#define     DUMB_FRAMEDONE(fdone)		((fdone) << 22)
+#define     DUMB_FRAMEDONE_MASK			0x00400000
+#define     TWC_FRAMEDONE(fdone)		((fdone) << 21)
+#define     TWC_FRAMEDONE_MASK			0x00200000
+#define     HWC_FRAMEDONE(fdone)		((fdone) << 20)
+#define     HWC_FRAMEDONE_MASK			0x00100000
+#define     SLV_IRQ(irq)			((irq) << 19)
+#define     SLV_IRQ_MASK			0x00080000
+#define     SPI_IRQ(irq)			((irq) << 18)
+#define     SPI_IRQ_MASK			0x00040000
+#define     PWRDN_IRQ(irq)			((irq) << 17)
+#define     PWRDN_IRQ_MASK			0x00020000
+#define     ERR_IRQ(irq)			((irq) << 16)
+#define     ERR_IRQ_MASK			0x00010000
+/* read-only */
+#define     DMA_FRAME_IRQ0_LEVEL_MASK		0x00008000
+#define     DMA_FRAME_IRQ1_LEVEL_MASK		0x00004000
+#define     DMA_FRAME_CNT_ISR_MASK		0x00003000
+#define     GRA_FRAME_IRQ0_LEVEL_MASK		0x00000800
+#define     GRA_FRAME_IRQ1_LEVEL_MASK		0x00000400
+#define     GRA_FRAME_CNT_ISR_MASK		0x00000300
+#define     VSYNC_IRQ_LEVEL_MASK		0x00000080
+#define     DUMB_FRAMEDONE_LEVEL_MASK		0x00000040
+#define     TWC_FRAMEDONE_LEVEL_MASK		0x00000020
+#define     HWC_FRAMEDONE_LEVEL_MASK		0x00000010
+#define     SLV_FF_EMPTY_MASK			0x00000008
+#define     DMA_FF_ALLEMPTY_MASK		0x00000004
+#define     GRA_FF_ALLEMPTY_MASK		0x00000002
+#define     PWRDN_IRQ_LEVEL_MASK		0x00000001
+
+
+/*
+ * defined Video Memory Color format for DMA control 0 register
+ * DMA0 bit[23:20]
+ */
+#define VMODE_RGB565		0x0
+#define VMODE_RGB1555		0x1
+#define VMODE_RGB888PACKED	0x2
+#define VMODE_RGB888UNPACKED	0x3
+#define VMODE_RGBA888		0x4
+#define VMODE_YUV422PACKED	0x5
+#define VMODE_YUV422PLANAR	0x6
+#define VMODE_YUV420PLANAR	0x7
+#define VMODE_SMPNCMD		0x8
+#define VMODE_PALETTE4BIT	0x9
+#define VMODE_PALETTE8BIT	0xa
+#define VMODE_RESERVED		0xb
+
+/*
+ * defined Graphic Memory Color format for DMA control 0 register
+ * DMA0 bit[19:16]
+ */
+#define GMODE_RGB565		0x0
+#define GMODE_RGB1555		0x1
+#define GMODE_RGB888PACKED	0x2
+#define GMODE_RGB888UNPACKED	0x3
+#define GMODE_RGBA888		0x4
+#define GMODE_YUV422PACKED	0x5
+#define GMODE_YUV422PLANAR	0x6
+#define GMODE_YUV420PLANAR	0x7
+#define GMODE_SMPNCMD		0x8
+#define GMODE_PALETTE4BIT	0x9
+#define GMODE_PALETTE8BIT	0xa
+#define GMODE_RESERVED		0xb
+
+/*
+ * define for DMA control 1 register
+ */
+#define DMA1_FRAME_TRIG		31 /* bit location */
+#define DMA1_VSYNC_MODE		28
+#define DMA1_VSYNC_INV		27
+#define DMA1_CKEY		24
+#define DMA1_CARRY		23
+#define DMA1_LNBUF_ENA		22
+#define DMA1_GATED_ENA		21
+#define DMA1_PWRDN_ENA		20
+#define DMA1_DSCALE		18
+#define DMA1_ALPHA_MODE		16
+#define DMA1_ALPHA		08
+#define DMA1_PXLCMD		00
+
+/*
+ * defined for Configure Dumb Mode
+ * DUMB LCD Panel bit[31:28]
+ */
+#define DUMB16_RGB565_0		0x0
+#define DUMB16_RGB565_1		0x1
+#define DUMB18_RGB666_0		0x2
+#define DUMB18_RGB666_1		0x3
+#define DUMB12_RGB444_0		0x4
+#define DUMB12_RGB444_1		0x5
+#define DUMB24_RGB888_0		0x6
+#define DUMB_BLANK		0x7
+
+/*
+ * defined for Configure I/O Pin Allocation Mode
+ * LCD LCD I/O Pads control register bit[3:0]
+ */
+#define IOPAD_DUMB24		0x0
+#define IOPAD_DUMB18SPI		0x1
+#define IOPAD_DUMB18GPIO	0x2
+#define IOPAD_DUMB16SPI		0x3
+#define IOPAD_DUMB16GPIO	0x4
+#define IOPAD_DUMB12		0x5
+#define IOPAD_SMART18SPI	0x6
+#define IOPAD_SMART16SPI	0x7
+#define IOPAD_SMART8BOTH	0x8
+
+#endif /* __PXA168FB_H__ */