| /* |
| * PXA LCD Controller |
| * |
| * (C) Copyright 2001-2002 |
| * Wolfgang Denk, DENX Software Engineering -- wd@denx.de |
| * |
| * See file CREDITS for list of people who contributed to this |
| * project. |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public License as |
| * published by the Free Software Foundation; either version 2 of |
| * the License, or (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| * |
| * You should have received a copy of the GNU General Public License |
| * along with this program; if not, write to the Free Software |
| * Foundation, Inc., 59 Temple Place, Suite 330, Boston, |
| * MA 02111-1307 USA |
| */ |
| |
| /************************************************************************/ |
| /* ** HEADER FILES */ |
| /************************************************************************/ |
| |
| #include <config.h> |
| #include <common.h> |
| #include <version.h> |
| #include <stdarg.h> |
| #include <linux/types.h> |
| #include <stdio_dev.h> |
| #include <lcd.h> |
| #include <asm/arch/pxa-regs.h> |
| #include <asm/io.h> |
| |
| /* #define DEBUG */ |
| |
| #ifdef CONFIG_LCD |
| |
| /*----------------------------------------------------------------------*/ |
| /* |
| * Define panel bpp, LCCR0, LCCR3 and panel_info video struct for |
| * your display. |
| */ |
| |
| #ifdef CONFIG_PXA_VGA |
| /* LCD outputs connected to a video DAC */ |
| # define LCD_BPP LCD_COLOR8 |
| |
| /* you have to set lccr0 and lccr3 (including pcd) */ |
| # define REG_LCCR0 0x003008f8 |
| # define REG_LCCR3 0x0300FF01 |
| |
| /* 640x480x16 @ 61 Hz */ |
| vidinfo_t panel_info = { |
| .vl_col = 640, |
| .vl_row = 480, |
| .vl_width = 640, |
| .vl_height = 480, |
| .vl_clkp = CONFIG_SYS_HIGH, |
| .vl_oep = CONFIG_SYS_HIGH, |
| .vl_hsp = CONFIG_SYS_HIGH, |
| .vl_vsp = CONFIG_SYS_HIGH, |
| .vl_dp = CONFIG_SYS_HIGH, |
| .vl_bpix = LCD_BPP, |
| .vl_lbw = 0, |
| .vl_splt = 0, |
| .vl_clor = 0, |
| .vl_tft = 1, |
| .vl_hpw = 40, |
| .vl_blw = 56, |
| .vl_elw = 56, |
| .vl_vpw = 20, |
| .vl_bfw = 8, |
| .vl_efw = 8, |
| }; |
| #endif /* CONFIG_PXA_VIDEO */ |
| |
| /*----------------------------------------------------------------------*/ |
| #ifdef CONFIG_SHARP_LM8V31 |
| |
| # define LCD_BPP LCD_COLOR8 |
| # define LCD_INVERT_COLORS /* Needed for colors to be correct, but why? */ |
| |
| /* you have to set lccr0 and lccr3 (including pcd) */ |
| # define REG_LCCR0 0x0030087C |
| # define REG_LCCR3 0x0340FF08 |
| |
| vidinfo_t panel_info = { |
| .vl_col = 640, |
| .vl_row = 480, |
| .vl_width = 157, |
| .vl_height = 118, |
| .vl_clkp = CONFIG_SYS_HIGH, |
| .vl_oep = CONFIG_SYS_HIGH, |
| .vl_hsp = CONFIG_SYS_HIGH, |
| .vl_vsp = CONFIG_SYS_HIGH, |
| .vl_dp = CONFIG_SYS_HIGH, |
| .vl_bpix = LCD_BPP, |
| .vl_lbw = 0, |
| .vl_splt = 1, |
| .vl_clor = 1, |
| .vl_tft = 0, |
| .vl_hpw = 1, |
| .vl_blw = 3, |
| .vl_elw = 3, |
| .vl_vpw = 1, |
| .vl_bfw = 0, |
| .vl_efw = 0, |
| }; |
| #endif /* CONFIG_SHARP_LM8V31 */ |
| /*----------------------------------------------------------------------*/ |
| #ifdef CONFIG_VOIPAC_LCD |
| |
| # define LCD_BPP LCD_COLOR8 |
| # define LCD_INVERT_COLORS |
| |
| /* you have to set lccr0 and lccr3 (including pcd) */ |
| # define REG_LCCR0 0x043008f8 |
| # define REG_LCCR3 0x0340FF08 |
| |
| vidinfo_t panel_info = { |
| .vl_col = 640, |
| .vl_row = 480, |
| .vl_width = 157, |
| .vl_height = 118, |
| .vl_clkp = CONFIG_SYS_HIGH, |
| .vl_oep = CONFIG_SYS_HIGH, |
| .vl_hsp = CONFIG_SYS_HIGH, |
| .vl_vsp = CONFIG_SYS_HIGH, |
| .vl_dp = CONFIG_SYS_HIGH, |
| .vl_bpix = LCD_BPP, |
| .vl_lbw = 0, |
| .vl_splt = 1, |
| .vl_clor = 1, |
| .vl_tft = 1, |
| .vl_hpw = 32, |
| .vl_blw = 144, |
| .vl_elw = 32, |
| .vl_vpw = 2, |
| .vl_bfw = 13, |
| .vl_efw = 30, |
| }; |
| #endif /* CONFIG_VOIPAC_LCD */ |
| |
| /*----------------------------------------------------------------------*/ |
| #ifdef CONFIG_HITACHI_SX14 |
| /* Hitachi SX14Q004-ZZA color STN LCD */ |
| #define LCD_BPP LCD_COLOR8 |
| |
| /* you have to set lccr0 and lccr3 (including pcd) */ |
| #define REG_LCCR0 0x00301079 |
| #define REG_LCCR3 0x0340FF20 |
| |
| vidinfo_t panel_info = { |
| .vl_col = 320, |
| .vl_row = 240, |
| .vl_width = 167, |
| .vl_height = 109, |
| .vl_clkp = CONFIG_SYS_HIGH, |
| .vl_oep = CONFIG_SYS_HIGH, |
| .vl_hsp = CONFIG_SYS_HIGH, |
| .vl_vsp = CONFIG_SYS_HIGH, |
| .vl_dp = CONFIG_SYS_HIGH, |
| .vl_bpix = LCD_BPP, |
| .vl_lbw = 1, |
| .vl_splt = 0, |
| .vl_clor = 1, |
| .vl_tft = 0, |
| .vl_hpw = 1, |
| .vl_blw = 1, |
| .vl_elw = 1, |
| .vl_vpw = 7, |
| .vl_bfw = 0, |
| .vl_efw = 0, |
| }; |
| #endif /* CONFIG_HITACHI_SX14 */ |
| |
| /*----------------------------------------------------------------------*/ |
| #ifdef CONFIG_LMS283GF05 |
| |
| # define LCD_BPP LCD_COLOR8 |
| /*# define LCD_INVERT_COLORS*/ |
| |
| /* you have to set lccr0 and lccr3 (including pcd) */ |
| # define REG_LCCR0 0x043008f8 |
| # define REG_LCCR3 0x03b00009 |
| |
| vidinfo_t panel_info = { |
| .vl_col = 240, |
| .vl_row = 320, |
| .vl_width = 240, |
| .vl_height = 320, |
| .vl_clkp = CONFIG_SYS_HIGH, |
| .vl_oep = CONFIG_SYS_LOW, |
| .vl_hsp = CONFIG_SYS_LOW, |
| .vl_vsp = CONFIG_SYS_LOW, |
| .vl_dp = CONFIG_SYS_HIGH, |
| .vl_bpix = LCD_BPP, |
| .vl_lbw = 0, |
| .vl_splt = 1, |
| .vl_clor = 1, |
| .vl_tft = 1, |
| .vl_hpw = 4, |
| .vl_blw = 4, |
| .vl_elw = 8, |
| .vl_vpw = 4, |
| .vl_bfw = 4, |
| .vl_efw = 8, |
| }; |
| #endif /* CONFIG_LMS283GF05 */ |
| |
| /*----------------------------------------------------------------------*/ |
| |
| #ifdef CONFIG_ACX517AKN |
| |
| # define LCD_BPP LCD_COLOR8 |
| |
| /* you have to set lccr0 and lccr3 (including pcd) */ |
| # define REG_LCCR0 0x003008f9 |
| # define REG_LCCR3 0x03700006 |
| |
| vidinfo_t panel_info = { |
| .vl_col = 320, |
| .vl_row = 320, |
| .vl_width = 320, |
| .vl_height = 320, |
| .vl_clkp = CONFIG_SYS_HIGH, |
| .vl_oep = CONFIG_SYS_LOW, |
| .vl_hsp = CONFIG_SYS_LOW, |
| .vl_vsp = CONFIG_SYS_LOW, |
| .vl_dp = CONFIG_SYS_HIGH, |
| .vl_bpix = LCD_BPP, |
| .vl_lbw = 0, |
| .vl_splt = 1, |
| .vl_clor = 1, |
| .vl_tft = 1, |
| .vl_hpw = 0x04, |
| .vl_blw = 0x1c, |
| .vl_elw = 0x08, |
| .vl_vpw = 0x01, |
| .vl_bfw = 0x07, |
| .vl_efw = 0x08, |
| }; |
| #endif /* CONFIG_ACX517AKN */ |
| |
| /*----------------------------------------------------------------------*/ |
| |
| #ifdef CONFIG_LQ038J7DH53 |
| |
| # define LCD_BPP LCD_COLOR8 |
| |
| /* you have to set lccr0 and lccr3 (including pcd) */ |
| # define REG_LCCR0 0x003008f9 |
| # define REG_LCCR3 0x03700004 |
| |
| vidinfo_t panel_info = { |
| .vl_col = 320, |
| .vl_row = 480, |
| .vl_width = 320, |
| .vl_height = 480, |
| .vl_clkp = CONFIG_SYS_HIGH, |
| .vl_oep = CONFIG_SYS_LOW, |
| .vl_hsp = CONFIG_SYS_LOW, |
| .vl_vsp = CONFIG_SYS_LOW, |
| .vl_dp = CONFIG_SYS_HIGH, |
| .vl_bpix = LCD_BPP, |
| .vl_lbw = 0, |
| .vl_splt = 1, |
| .vl_clor = 1, |
| .vl_tft = 1, |
| .vl_hpw = 0x04, |
| .vl_blw = 0x20, |
| .vl_elw = 0x01, |
| .vl_vpw = 0x01, |
| .vl_bfw = 0x04, |
| .vl_efw = 0x01, |
| }; |
| #endif /* CONFIG_ACX517AKN */ |
| |
| /*----------------------------------------------------------------------*/ |
| |
| #ifdef CONFIG_LITTLETON_LCD |
| # define LCD_BPP LCD_COLOR8 |
| |
| /* you have to set lccr0 and lccr3 (including pcd) */ |
| # define REG_LCCR0 0x003008f8 |
| # define REG_LCCR3 0x0300FF04 |
| |
| vidinfo_t panel_info = { |
| .vl_col = 480, |
| .vl_row = 640, |
| .vl_width = 480, |
| .vl_height = 640, |
| .vl_clkp = CONFIG_SYS_HIGH, |
| .vl_oep = CONFIG_SYS_HIGH, |
| .vl_hsp = CONFIG_SYS_HIGH, |
| .vl_vsp = CONFIG_SYS_HIGH, |
| .vl_dp = CONFIG_SYS_HIGH, |
| .vl_bpix = LCD_BPP, |
| .vl_lbw = 0, |
| .vl_splt = 0, |
| .vl_clor = 0, |
| .vl_tft = 1, |
| .vl_hpw = 9, |
| .vl_blw = 8, |
| .vl_elw = 24, |
| .vl_vpw = 2, |
| .vl_bfw = 2, |
| .vl_efw = 4, |
| }; |
| #endif /* CONFIG_LITTLETON_LCD */ |
| |
| /*----------------------------------------------------------------------*/ |
| |
| #if LCD_BPP == LCD_COLOR8 |
| void lcd_setcolreg (ushort regno, ushort red, ushort green, ushort blue); |
| #endif |
| #if LCD_BPP == LCD_MONOCHROME |
| void lcd_initcolregs (void); |
| #endif |
| |
| #ifdef NOT_USED_SO_FAR |
| void lcd_disable (void); |
| void lcd_getcolreg (ushort regno, ushort *red, ushort *green, ushort *blue); |
| #endif /* NOT_USED_SO_FAR */ |
| |
| void lcd_ctrl_init (void *lcdbase); |
| void lcd_enable (void); |
| |
| static int pxafb_init_mem (void *lcdbase, vidinfo_t *vid); |
| static void pxafb_setup_gpio (vidinfo_t *vid); |
| static void pxafb_enable_controller (vidinfo_t *vid); |
| static int pxafb_init (vidinfo_t *vid); |
| /************************************************************************/ |
| |
| /************************************************************************/ |
| /* --------------- PXA chipset specific functions ------------------- */ |
| /************************************************************************/ |
| |
| void lcd_ctrl_init (void *lcdbase) |
| { |
| pxafb_init_mem(lcdbase, &panel_info); |
| pxafb_init(&panel_info); |
| pxafb_setup_gpio(&panel_info); |
| pxafb_enable_controller(&panel_info); |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| #ifdef NOT_USED_SO_FAR |
| void |
| lcd_getcolreg (ushort regno, ushort *red, ushort *green, ushort *blue) |
| { |
| } |
| #endif /* NOT_USED_SO_FAR */ |
| |
| /*----------------------------------------------------------------------*/ |
| #if LCD_BPP == LCD_COLOR8 |
| void |
| lcd_setcolreg (ushort regno, ushort red, ushort green, ushort blue) |
| { |
| struct pxafb_info *fbi = &panel_info.pxa; |
| unsigned short *palette = (unsigned short *)fbi->palette; |
| u_int val; |
| |
| if (regno < fbi->palette_size) { |
| val = ((red << 8) & 0xf800); |
| val |= ((green << 4) & 0x07e0); |
| val |= (blue & 0x001f); |
| |
| #ifdef LCD_INVERT_COLORS |
| palette[regno] = ~val; |
| #else |
| palette[regno] = val; |
| #endif |
| } |
| |
| debug ("setcolreg: reg %2d @ %p: R=%02X G=%02X B=%02X => %04X\n", |
| regno, &palette[regno], |
| red, green, blue, |
| palette[regno]); |
| } |
| #endif /* LCD_COLOR8 */ |
| |
| /*----------------------------------------------------------------------*/ |
| #if LCD_BPP == LCD_MONOCHROME |
| void lcd_initcolregs (void) |
| { |
| struct pxafb_info *fbi = &panel_info.pxa; |
| cmap = (ushort *)fbi->palette; |
| ushort regno; |
| |
| for (regno = 0; regno < 16; regno++) { |
| cmap[regno * 2] = 0; |
| cmap[(regno * 2) + 1] = regno & 0x0f; |
| } |
| } |
| #endif /* LCD_MONOCHROME */ |
| |
| /*----------------------------------------------------------------------*/ |
| void lcd_enable (void) |
| { |
| } |
| |
| /*----------------------------------------------------------------------*/ |
| #ifdef NOT_USED_SO_FAR |
| static void lcd_disable (void) |
| { |
| } |
| #endif /* NOT_USED_SO_FAR */ |
| |
| /*----------------------------------------------------------------------*/ |
| |
| /************************************************************************/ |
| /* ** PXA255 specific routines */ |
| /************************************************************************/ |
| |
| /* |
| * Calculate fb size for VIDEOLFB_ATAG. Size returned contains fb, |
| * descriptors and palette areas. |
| */ |
| ulong calc_fbsize (void) |
| { |
| ulong size; |
| int line_length = (panel_info.vl_col * NBITS (panel_info.vl_bpix)) / 8; |
| |
| size = line_length * panel_info.vl_row; |
| size += PAGE_SIZE; |
| |
| return size; |
| } |
| |
| static int pxafb_init_mem (void *lcdbase, vidinfo_t *vid) |
| { |
| u_long palette_mem_size; |
| struct pxafb_info *fbi = &vid->pxa; |
| int fb_size = vid->vl_row * (vid->vl_col * NBITS (vid->vl_bpix)) / 8; |
| |
| fbi->screen = (u_long)lcdbase; |
| |
| fbi->palette_size = NBITS(vid->vl_bpix) == 8 ? 256 : 16; |
| palette_mem_size = fbi->palette_size * sizeof(u16); |
| |
| debug("palette_mem_size = 0x%08lx\n", (u_long) palette_mem_size); |
| /* locate palette and descs at end of page following fb */ |
| fbi->palette = (u_long)lcdbase + fb_size + PAGE_SIZE - palette_mem_size; |
| |
| return 0; |
| } |
| #ifdef CONFIG_CPU_MONAHANS |
| static inline void pxafb_setup_gpio (vidinfo_t *vid) {} |
| #else |
| static void pxafb_setup_gpio (vidinfo_t *vid) |
| { |
| u_long lccr0; |
| |
| /* |
| * setup is based on type of panel supported |
| */ |
| |
| lccr0 = vid->pxa.reg_lccr0; |
| |
| /* 4 bit interface */ |
| if ((lccr0 & LCCR0_CMS) && (lccr0 & LCCR0_SDS) && !(lccr0 & LCCR0_DPD)) |
| { |
| debug("Setting GPIO for 4 bit data\n"); |
| /* bits 58-61 */ |
| writel(readl(GPDR1) | (0xf << 26), GPDR1); |
| writel((readl(GAFR1_U) & ~(0xff << 20)) | (0xaa << 20), |
| GAFR1_U); |
| |
| /* bits 74-77 */ |
| writel(readl(GPDR2) | (0xf << 10), GPDR2); |
| writel((readl(GAFR2_L) & ~(0xff << 20)) | (0xaa << 20), |
| GAFR2_L); |
| } |
| |
| /* 8 bit interface */ |
| else if (((lccr0 & LCCR0_CMS) && ((lccr0 & LCCR0_SDS) || (lccr0 & LCCR0_DPD))) || |
| (!(lccr0 & LCCR0_CMS) && !(lccr0 & LCCR0_PAS) && !(lccr0 & LCCR0_SDS))) |
| { |
| debug("Setting GPIO for 8 bit data\n"); |
| /* bits 58-65 */ |
| writel(readl(GPDR1) | (0x3f << 26), GPDR1); |
| writel(readl(GPDR2) | (0x3), GPDR2); |
| |
| writel((readl(GAFR1_U) & ~(0xfff << 20)) | (0xaaa << 20), |
| GAFR1_U); |
| writel((readl(GAFR2_L) & ~0xf) | (0xa), GAFR2_L); |
| |
| /* bits 74-77 */ |
| writel(readl(GPDR2) | (0xf << 10), GPDR2); |
| writel((readl(GAFR2_L) & ~(0xff << 20)) | (0xaa << 20), |
| GAFR2_L); |
| } |
| |
| /* 16 bit interface */ |
| else if (!(lccr0 & LCCR0_CMS) && ((lccr0 & LCCR0_SDS) || (lccr0 & LCCR0_PAS))) |
| { |
| debug("Setting GPIO for 16 bit data\n"); |
| /* bits 58-77 */ |
| writel(readl(GPDR1) | (0x3f << 26), GPDR1); |
| writel(readl(GPDR2) | 0x00003fff, GPDR2); |
| |
| writel((readl(GAFR1_U) & ~(0xfff << 20)) | (0xaaa << 20), |
| GAFR1_U); |
| writel((readl(GAFR2_L) & 0xf0000000) | 0x0aaaaaaa, GAFR2_L); |
| } |
| else |
| { |
| printf("pxafb_setup_gpio: unable to determine bits per pixel\n"); |
| } |
| } |
| #endif |
| |
| static void pxafb_enable_controller (vidinfo_t *vid) |
| { |
| debug("Enabling LCD controller\n"); |
| |
| /* Sequence from 11.7.10 */ |
| writel(vid->pxa.reg_lccr3, LCCR3); |
| writel(vid->pxa.reg_lccr2, LCCR2); |
| writel(vid->pxa.reg_lccr1, LCCR1); |
| writel(vid->pxa.reg_lccr0 & ~LCCR0_ENB, LCCR0); |
| writel(vid->pxa.fdadr0, FDADR0); |
| writel(vid->pxa.fdadr1, FDADR1); |
| writel(readl(LCCR0) | LCCR0_ENB, LCCR0); |
| |
| #ifdef CONFIG_CPU_MONAHANS |
| writel(readl(CKENA) | CKENA_1_LCD, CKENA); |
| #else |
| writel(readl(CKEN) | CKEN16_LCD, CKEN); |
| #endif |
| |
| debug("FDADR0 = 0x%08x\n", readl(FDADR0)); |
| debug("FDADR1 = 0x%08x\n", readl(FDADR1)); |
| debug("LCCR0 = 0x%08x\n", readl(LCCR0)); |
| debug("LCCR1 = 0x%08x\n", readl(LCCR1)); |
| debug("LCCR2 = 0x%08x\n", readl(LCCR2)); |
| debug("LCCR3 = 0x%08x\n", readl(LCCR3)); |
| } |
| |
| static int pxafb_init (vidinfo_t *vid) |
| { |
| struct pxafb_info *fbi = &vid->pxa; |
| |
| debug("Configuring PXA LCD\n"); |
| |
| fbi->reg_lccr0 = REG_LCCR0; |
| fbi->reg_lccr3 = REG_LCCR3; |
| |
| debug("vid: vl_col=%d hslen=%d lm=%d rm=%d\n", |
| vid->vl_col, vid->vl_hpw, |
| vid->vl_blw, vid->vl_elw); |
| debug("vid: vl_row=%d vslen=%d um=%d bm=%d\n", |
| vid->vl_row, vid->vl_vpw, |
| vid->vl_bfw, vid->vl_efw); |
| |
| fbi->reg_lccr1 = |
| LCCR1_DisWdth(vid->vl_col) + |
| LCCR1_HorSnchWdth(vid->vl_hpw) + |
| LCCR1_BegLnDel(vid->vl_blw) + |
| LCCR1_EndLnDel(vid->vl_elw); |
| |
| fbi->reg_lccr2 = |
| LCCR2_DisHght(vid->vl_row) + |
| LCCR2_VrtSnchWdth(vid->vl_vpw) + |
| LCCR2_BegFrmDel(vid->vl_bfw) + |
| LCCR2_EndFrmDel(vid->vl_efw); |
| |
| fbi->reg_lccr3 = REG_LCCR3 & ~(LCCR3_HSP | LCCR3_VSP); |
| fbi->reg_lccr3 |= (vid->vl_hsp ? LCCR3_HorSnchL : LCCR3_HorSnchH) |
| | (vid->vl_vsp ? LCCR3_VrtSnchL : LCCR3_VrtSnchH); |
| |
| |
| /* setup dma descriptors */ |
| fbi->dmadesc_fblow = (struct pxafb_dma_descriptor *)((unsigned int)fbi->palette - 3*16); |
| fbi->dmadesc_fbhigh = (struct pxafb_dma_descriptor *)((unsigned int)fbi->palette - 2*16); |
| fbi->dmadesc_palette = (struct pxafb_dma_descriptor *)((unsigned int)fbi->palette - 1*16); |
| |
| #define BYTES_PER_PANEL ((fbi->reg_lccr0 & LCCR0_SDS) ? \ |
| (vid->vl_col * vid->vl_row * NBITS(vid->vl_bpix) / 8 / 2) : \ |
| (vid->vl_col * vid->vl_row * NBITS(vid->vl_bpix) / 8)) |
| |
| /* populate descriptors */ |
| fbi->dmadesc_fblow->fdadr = (u_long)fbi->dmadesc_fblow; |
| fbi->dmadesc_fblow->fsadr = fbi->screen + BYTES_PER_PANEL; |
| fbi->dmadesc_fblow->fidr = 0; |
| fbi->dmadesc_fblow->ldcmd = BYTES_PER_PANEL; |
| |
| fbi->fdadr1 = (u_long)fbi->dmadesc_fblow; /* only used in dual-panel mode */ |
| |
| fbi->dmadesc_fbhigh->fsadr = fbi->screen; |
| fbi->dmadesc_fbhigh->fidr = 0; |
| fbi->dmadesc_fbhigh->ldcmd = BYTES_PER_PANEL; |
| |
| fbi->dmadesc_palette->fsadr = fbi->palette; |
| fbi->dmadesc_palette->fidr = 0; |
| fbi->dmadesc_palette->ldcmd = (fbi->palette_size * 2) | LDCMD_PAL; |
| |
| if( NBITS(vid->vl_bpix) < 12) |
| { |
| /* assume any mode with <12 bpp is palette driven */ |
| fbi->dmadesc_palette->fdadr = (u_long)fbi->dmadesc_fbhigh; |
| fbi->dmadesc_fbhigh->fdadr = (u_long)fbi->dmadesc_palette; |
| /* flips back and forth between pal and fbhigh */ |
| fbi->fdadr0 = (u_long)fbi->dmadesc_palette; |
| } |
| else |
| { |
| /* palette shouldn't be loaded in true-color mode */ |
| fbi->dmadesc_fbhigh->fdadr = (u_long)fbi->dmadesc_fbhigh; |
| fbi->fdadr0 = (u_long)fbi->dmadesc_fbhigh; /* no pal just fbhigh */ |
| } |
| |
| debug("fbi->dmadesc_fblow = 0x%lx\n", (u_long)fbi->dmadesc_fblow); |
| debug("fbi->dmadesc_fbhigh = 0x%lx\n", (u_long)fbi->dmadesc_fbhigh); |
| debug("fbi->dmadesc_palette = 0x%lx\n", (u_long)fbi->dmadesc_palette); |
| |
| debug("fbi->dmadesc_fblow->fdadr = 0x%lx\n", fbi->dmadesc_fblow->fdadr); |
| debug("fbi->dmadesc_fbhigh->fdadr = 0x%lx\n", fbi->dmadesc_fbhigh->fdadr); |
| debug("fbi->dmadesc_palette->fdadr = 0x%lx\n", fbi->dmadesc_palette->fdadr); |
| |
| debug("fbi->dmadesc_fblow->fsadr = 0x%lx\n", fbi->dmadesc_fblow->fsadr); |
| debug("fbi->dmadesc_fbhigh->fsadr = 0x%lx\n", fbi->dmadesc_fbhigh->fsadr); |
| debug("fbi->dmadesc_palette->fsadr = 0x%lx\n", fbi->dmadesc_palette->fsadr); |
| |
| debug("fbi->dmadesc_fblow->ldcmd = 0x%lx\n", fbi->dmadesc_fblow->ldcmd); |
| debug("fbi->dmadesc_fbhigh->ldcmd = 0x%lx\n", fbi->dmadesc_fbhigh->ldcmd); |
| debug("fbi->dmadesc_palette->ldcmd = 0x%lx\n", fbi->dmadesc_palette->ldcmd); |
| |
| return 0; |
| } |
| |
| /************************************************************************/ |
| /************************************************************************/ |
| |
| #endif /* CONFIG_LCD */ |