diff options
Diffstat (limited to 'board/kup4k/kup4k.c')
| -rw-r--r-- | board/kup4k/kup4k.c | 410 |
1 files changed, 0 insertions, 410 deletions
diff --git a/board/kup4k/kup4k.c b/board/kup4k/kup4k.c deleted file mode 100644 index abf5294..0000000 --- a/board/kup4k/kup4k.c +++ /dev/null @@ -1,410 +0,0 @@ -/* - * (C) Copyright 2000, 2001, 2002 - * Wolfgang Denk, DENX Software Engineering, wd@denx.de. - * Klaus Heydeck, Kieback & Peter GmbH & Co KG, heydeck@kieback-peter.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 - */ - -#include <common.h> -#include <mpc8xx.h> -#ifdef CONFIG_KUP4K_LOGO - #include "s1d13706.h" -#endif - - -typedef struct -{ - volatile unsigned char *VmemAddr; - volatile unsigned char *RegAddr; -}FB_INFO_S1D13xxx; - -/* ------------------------------------------------------------------------- */ - -#if 0 -static long int dram_size (long int, long int *, long int); -#endif - -#ifdef CONFIG_KUP4K_LOGO - void lcd_logo(bd_t *bd); -#endif - -/* ------------------------------------------------------------------------- */ - -#define _NOT_USED_ 0xFFFFFFFF - -const uint sdram_table[] = -{ - /* - * Single Read. (Offset 0 in UPMA RAM) - */ - 0x1F07FC04, 0xEEAEFC04, 0x11ADFC04, 0xEFBBBC00, - 0x1FF77C47, /* last */ - - /* - * SDRAM Initialization (offset 5 in UPMA RAM) - * - * This is no UPM entry point. The following definition uses - * the remaining space to establish an initialization - * sequence, which is executed by a RUN command. - * - */ - 0x1FF77C35, 0xEFEABC34, 0x1FB57C35, /* last */ - - /* - * Burst Read. (Offset 8 in UPMA RAM) - */ - 0x1F07FC04, 0xEEAEFC04, 0x10ADFC04, 0xF0AFFC00, - 0xF0AFFC00, 0xF1AFFC00, 0xEFBBBC00, 0x1FF77C47, /* last */ - _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, - _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, - - /* - * Single Write. (Offset 18 in UPMA RAM) - */ - 0x1F27FC04, 0xEEAEBC00, 0x01B93C04, 0x1FF77C47, /* last */ - _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, - - /* - * Burst Write. (Offset 20 in UPMA RAM) - */ - 0x1F07FC04, 0xEEAEBC00, 0x10AD7C00, 0xF0AFFC00, - 0xF0AFFC00, 0xE1BBBC04, 0x1FF77C47, /* last */ - _NOT_USED_, - _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, - _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, - - /* - * Refresh (Offset 30 in UPMA RAM) - */ - 0x1FF5FC84, 0xFFFFFC04, 0xFFFFFC04, 0xFFFFFC04, - 0xFFFFFC84, 0xFFFFFC07, /* last */ - _NOT_USED_, _NOT_USED_, - _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, - - /* - * Exception. (Offset 3c in UPMA RAM) - */ - 0x7FFFFC07, /* last */ - _NOT_USED_, _NOT_USED_, _NOT_USED_, -}; - -/* ------------------------------------------------------------------------- */ - - -/* - * Check Board Identity: - */ - -int checkboard (void) -{ - - printf ("### No HW ID - assuming KUP4K-Color\n"); - return (0); -} - -/* ------------------------------------------------------------------------- */ - -long int initdram (int board_type) -{ - volatile immap_t *immap = (immap_t *) CFG_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - long int size_b0 = 0; - long int size_b1 = 0; - long int size_b2 = 0; - - upmconfig (UPMA, (uint *) sdram_table, - sizeof (sdram_table) / sizeof (uint)); - - /* - * Preliminary prescaler for refresh (depends on number of - * banks): This value is selected for four cycles every 62.4 us - * with two SDRAM banks or four cycles every 31.2 us with one - * bank. It will be adjusted after memory sizing. - */ - memctl->memc_mptpr = CFG_MPTPR; - - memctl->memc_mar = 0x00000088; - - /* - * Map controller banks 1 and 2 to the SDRAM banks 2 and 3 at - * preliminary addresses - these have to be modified after the - * SDRAM size has been determined. - */ -/* memctl->memc_or1 = CFG_OR1_PRELIM; */ -/* memctl->memc_br1 = CFG_BR1_PRELIM; */ - -/* memctl->memc_or2 = CFG_OR2_PRELIM; */ -/* memctl->memc_br2 = CFG_BR2_PRELIM; */ - - - memctl->memc_mamr = CFG_MAMR & (~(MAMR_PTAE)); /* no refresh yet */ - - udelay (200); - - /* perform SDRAM initializsation sequence */ - - memctl->memc_mcr = 0x80002105; /* SDRAM bank 0 */ - udelay (1); - memctl->memc_mcr = 0x80002830; /* SDRAM bank 0 - execute twice */ - udelay (1); - memctl->memc_mcr = 0x80002106; /* SDRAM bank 0 - RUN MRS Pattern from loc 6 */ - udelay (1); - - memctl->memc_mcr = 0x80004105; /* SDRAM bank 1 */ - udelay (1); - memctl->memc_mcr = 0x80004830; /* SDRAM bank 1 - execute twice */ - udelay (1); - memctl->memc_mcr = 0x80004106; /* SDRAM bank 1 - RUN MRS Pattern from loc 6 */ - udelay (1); - - memctl->memc_mcr = 0x80006105; /* SDRAM bank 2 */ - udelay (1); - memctl->memc_mcr = 0x80006830; /* SDRAM bank 2 - execute twice */ - udelay (1); - memctl->memc_mcr = 0x80006106; /* SDRAM bank 2 - RUN MRS Pattern from loc 6 */ - udelay (1); - - memctl->memc_mamr |= MAMR_PTAE; /* enable refresh */ - udelay (1000); - -#if 0 /* 3 x 8MB */ - size_b0 = 0x00800000; - size_b1 = 0x00800000; - size_b2 = 0x00800000; - memctl->memc_mptpr = CFG_MPTPR; - udelay (1000); - memctl->memc_or1 = 0xFF800A00; - memctl->memc_br1 = 0x00000081; - memctl->memc_or2 = 0xFF000A00; - memctl->memc_br2 = 0x00800081; - memctl->memc_or3 = 0xFE000A00; - memctl->memc_br3 = 0x01000081; -#else /* 3 x 16 MB */ - size_b0 = 0x01000000; - size_b1 = 0x01000000; - size_b2 = 0x01000000; - memctl->memc_mptpr = CFG_MPTPR; - udelay (1000); - memctl->memc_or1 = 0xFF000A00; - memctl->memc_br1 = 0x00000081; - memctl->memc_or2 = 0xFE000A00; - memctl->memc_br2 = 0x01000081; - memctl->memc_or3 = 0xFC000A00; - memctl->memc_br3 = 0x02000081; -#endif - - udelay (10000); - - return (size_b0 + size_b1 + size_b2); -} - -/* ------------------------------------------------------------------------- */ - -/* - * Check memory range for valid RAM. A simple memory test determines - * the actually available RAM size between addresses `base' and - * `base + maxsize'. Some (not all) hardware errors are detected: - * - short between address lines - * - short between data lines - */ -#if 0 -static long int dram_size (long int mamr_value, long int *base, - long int maxsize) -{ - volatile immap_t *immap = (immap_t *) CFG_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - - memctl->memc_mamr = mamr_value; - - return(get_ram_size(base, maxsize)); -} -#endif - -int misc_init_r (void) -{ - DECLARE_GLOBAL_DATA_PTR; - -#ifdef CONFIG_STATUS_LED - volatile immap_t *immap = (immap_t *) CFG_IMMR; -#endif -#ifdef CONFIG_KUP4K_LOGO - bd_t *bd = gd->bd; - - - lcd_logo (bd); -#endif /* CONFIG_KUP4K_LOGO */ -#ifdef CONFIG_IDE_LED - /* Configure PA8 as output port */ - immap->im_ioport.iop_padir |= 0x80; - immap->im_ioport.iop_paodr |= 0x80; - immap->im_ioport.iop_papar &= ~0x80; - immap->im_ioport.iop_padat |= 0x80; /* turn it off */ -#endif - return (0); -} - -#ifdef CONFIG_KUP4K_LOGO - - -#define PB_LCD_PWM ((uint)0x00004000) /* PB 17 */ - -void lcd_logo (bd_t * bd) -{ - FB_INFO_S1D13xxx fb_info; - S1D_INDEX s1dReg; - S1D_VALUE s1dValue; - volatile immap_t *immr = (immap_t *) CFG_IMMR; - volatile memctl8xx_t *memctl; - ushort i; - uchar *fb; - int rs, gs, bs; - int r = 8, g = 8, b = 4; - int r1, g1, b1; - - immr->im_cpm.cp_pbpar &= ~PB_LCD_PWM; - immr->im_cpm.cp_pbodr &= ~PB_LCD_PWM; - immr->im_cpm.cp_pbdat &= ~PB_LCD_PWM; /* set to 0 = enabled */ - immr->im_cpm.cp_pbdir |= PB_LCD_PWM; - - -/*----------------------------------------------------------------------------- */ - /**/ -/* Initialize the chip and the frame buffer driver. */ - /**/ -/*----------------------------------------------------------------------------- */ - memctl = &immr->im_memctl; -/* memctl->memc_or5 = 0xFFC007F0; / * 4 MB 17 WS or externel TA */ -/* memctl->memc_br5 = 0x80000801; / * Start at 0x80000000 */ - - memctl->memc_or5 = 0xFFC00708; /* 4 MB 17 WS or externel TA */ - memctl->memc_br5 = 0x80080801; /* Start at 0x80080000 */ - - - fb_info.VmemAddr = (unsigned char *) (S1D_PHYSICAL_VMEM_ADDR); - fb_info.RegAddr = (unsigned char *) (S1D_PHYSICAL_REG_ADDR); - - if ((((S1D_VALUE *) fb_info.RegAddr)[0] != 0x28) - || (((S1D_VALUE *) fb_info.RegAddr)[1] != 0x14)) { - printf ("Warning:LCD Controller S1D13706 not found\n"); - return; - } - - /* init controller */ - for (i = 0; i < sizeof (aS1DRegs) / sizeof (aS1DRegs[0]); i++) { - s1dReg = aS1DRegs[i].Index; - s1dValue = aS1DRegs[i].Value; -/* printf("sid1 Index: %02x Register: %02x Wert: %02x\n",i, aS1DRegs[i].Index, aS1DRegs[i].Value); */ - ((S1D_VALUE *) fb_info.RegAddr)[s1dReg / sizeof (S1D_VALUE)] = - s1dValue; - } - -#undef MONOCHROME -#ifdef MONOCHROME - switch (bd->bi_busfreq) { -#if 0 - case 24000000: - ((S1D_VALUE *) fb_info.RegAddr)[0x05] = 0x32; - ((S1D_VALUE *) fb_info.RegAddr)[0x12] = 0x28; - break; - case 32000000: - ((S1D_VALUE *) fb_info.RegAddr)[0x05] = 0x32; - ((S1D_VALUE *) fb_info.RegAddr)[0x12] = 0x33; - break; -#endif - case 40000000: - ((S1D_VALUE *) fb_info.RegAddr)[0x05] = 0x32; - ((S1D_VALUE *) fb_info.RegAddr)[0x12] = 0x40; - break; - case 48000000: - ((S1D_VALUE *) fb_info.RegAddr)[0x05] = 0x32; - ((S1D_VALUE *) fb_info.RegAddr)[0x12] = 0x4C; - break; - default: - printf ("KUP4K S1D1: unknown busfrequency: %ld assuming 64 MHz\n", - bd->bi_busfreq); - case 64000000: - ((S1D_VALUE *) fb_info.RegAddr)[0x05] = 0x32; - ((S1D_VALUE *) fb_info.RegAddr)[0x12] = 0x69; - break; - } - ((S1D_VALUE *) fb_info.RegAddr)[0x10] = 0x00; -#else - switch (bd->bi_busfreq) { -#if 0 - case 24000000: - ((S1D_VALUE *) fb_info.RegAddr)[0x05] = 0x22; - ((S1D_VALUE *) fb_info.RegAddr)[0x12] = 0x34; - break; - case 32000000: - ((S1D_VALUE *) fb_info.RegAddr)[0x05] = 0x32; - ((S1D_VALUE *) fb_info.RegAddr)[0x12] = 0x34; - break; -#endif - case 40000000: - ((S1D_VALUE *) fb_info.RegAddr)[0x05] = 0x32; - ((S1D_VALUE *) fb_info.RegAddr)[0x12] = 0x41; - break; - case 48000000: - ((S1D_VALUE *) fb_info.RegAddr)[0x05] = 0x22; - ((S1D_VALUE *) fb_info.RegAddr)[0x12] = 0x34; - break; - default: - printf ("KUP4K S1D1: unknown busfrequency: %ld assuming 64 MHz\n", - bd->bi_busfreq); - case 64000000: - ((S1D_VALUE *) fb_info.RegAddr)[0x05] = 0x32; - ((S1D_VALUE *) fb_info.RegAddr)[0x12] = 0x66; - break; - } -#endif - - - /* create and set colormap */ - rs = 256 / (r - 1); - gs = 256 / (g - 1); - bs = 256 / (b - 1); - for (i = 0; i < 256; i++) { - r1 = (rs * ((i / (g * b)) % r)) * 255; - g1 = (gs * ((i / b) % g)) * 255; - b1 = (bs * ((i) % b)) * 255; -/* printf("%d %04x %04x %04x\n",i,r1>>4,g1>>4,b1>>4); */ - S1D_WRITE_PALETTE (fb_info.RegAddr, i, (r1 >> 4), (g1 >> 4), - (b1 >> 4)); - } - - /* copy bitmap */ - fb = (char *) (fb_info.VmemAddr); - memcpy (fb, (uchar *) CONFIG_KUP4K_LOGO, 320 * 240); -} -#endif /* CONFIG_KUP4K_LOGO */ - -#ifdef CONFIG_IDE_LED -void ide_led (uchar led, uchar status) -{ - volatile immap_t *immap = (immap_t *) CFG_IMMR; - - /* We have one led for both pcmcia slots */ - if (status) { /* led on */ - immap->im_ioport.iop_padat &= ~0x80; - } else { - immap->im_ioport.iop_padat |= 0x80; - } -} -#endif |