From e604e4091631e0601e2eeb3f0c197eea95ebe498 Mon Sep 17 00:00:00 2001 From: Heiko Schocher Date: Mon, 19 Jul 2010 23:46:48 +0200 Subject: 8xx, kup4k/kup4x: configuration changes, code cleanup - nfs-options removed - hda->sda changed - mtd parts added - loadaddress changed - cmd-line length increased - lcd stuff removed - code cleanup (use I/O accessors etc.) Signed-off-by: Klaus Heydeck --- board/kup/common/kup.c | 54 +++--- board/kup/common/kup.h | 44 +++-- board/kup/kup4k/kup4k.c | 439 +++++++++++++++++---------------------------- board/kup/kup4k/s1d13706.h | 174 ------------------ board/kup/kup4x/kup4x.c | 265 ++++++++------------------- 5 files changed, 301 insertions(+), 675 deletions(-) delete mode 100644 board/kup/kup4k/s1d13706.h (limited to 'board/kup') diff --git a/board/kup/common/kup.c b/board/kup/common/kup.c index 2418d59d86..38259a5057 100644 --- a/board/kup/common/kup.c +++ b/board/kup/common/kup.c @@ -24,49 +24,61 @@ #include #include #include "kup.h" +#include -int misc_init_f (void) + +int misc_init_f(void) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; volatile sysconf8xx_t *siu = &immap->im_siu_conf; - while (siu->sc_sipend & 0x20000000) { - /* printf("waiting for 5V VCC\n"); */ - ; + while (in_be32(&siu->sc_sipend) & 0x20000000) { + debug("waiting for 5V VCC\n"); } /* RS232 / RS485 default is RS232 */ - immap->im_ioport.iop_padat &= ~(PA_RS485); - immap->im_ioport.iop_papar &= ~(PA_RS485); - immap->im_ioport.iop_paodr &= ~(PA_RS485); - immap->im_ioport.iop_padir |= (PA_RS485); + clrbits_be16(&immap->im_ioport.iop_padat, PA_RS485); + clrbits_be16(&immap->im_ioport.iop_papar, PA_RS485); + clrbits_be16(&immap->im_ioport.iop_paodr, PA_RS485); + setbits_be16(&immap->im_ioport.iop_padir, PA_RS485); + + /* IO Reset min 1 msec */ + setbits_be16(&immap->im_ioport.iop_padat, + (PA_RESET_IO_01 | PA_RESET_IO_02)); + clrbits_be16(&immap->im_ioport.iop_papar, + (PA_RESET_IO_01 | PA_RESET_IO_02)); + clrbits_be16(&immap->im_ioport.iop_paodr, + (PA_RESET_IO_01 | PA_RESET_IO_02)); + setbits_be16(&immap->im_ioport.iop_padir, + (PA_RESET_IO_01 | PA_RESET_IO_02)); + udelay(1000); + clrbits_be16(&immap->im_ioport.iop_padat, + (PA_RESET_IO_01 | PA_RESET_IO_02)); return (0); } - #ifdef CONFIG_IDE_LED -void ide_led (uchar led, uchar status) +void ide_led(uchar led, uchar status) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; /* We have one led for both pcmcia slots */ - if (status) { /* led on */ - immap->im_ioport.iop_padat &= ~(PA_LED_YELLOW); - } else { - immap->im_ioport.iop_padat |= (PA_LED_YELLOW); - } + if (status) + clrbits_be16(&immap->im_ioport.iop_padat, PA_LED_YELLOW); + else + setbits_be16(&immap->im_ioport.iop_padat, PA_LED_YELLOW); } #endif -void poweron_key (void) +void poweron_key(void) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - immap->im_ioport.iop_pcpar &= ~(PC_SWITCH1); - immap->im_ioport.iop_pcdir &= ~(PC_SWITCH1); + clrbits_be16(&immap->im_ioport.iop_pcpar, PC_SWITCH1); + clrbits_be16(&immap->im_ioport.iop_pcdir, PC_SWITCH1); - if (immap->im_ioport.iop_pcdat & (PC_SWITCH1)) - setenv ("key1", "off"); + if (in_be16(&immap->im_ioport.iop_pcdat) & (PC_SWITCH1)) + setenv("key1", "off"); else - setenv ("key1", "on"); + setenv("key1", "on"); } diff --git a/board/kup/common/kup.h b/board/kup/common/kup.h index b736283104..455848cd97 100644 --- a/board/kup/common/kup.h +++ b/board/kup/common/kup.h @@ -24,23 +24,33 @@ #ifndef __KUP_H #define __KUP_H -#define PA_8 0x0080 -#define PA_11 0x0010 -#define PA_12 0x0008 - -#define PB_14 0x00020000 -#define PB_17 0x00004000 - -#define PC_9 0x0040 - -#define PA_RS485 PA_11 /* SCC1: 0=RS232 1=RS485 */ -#define PA_LED_YELLOW PA_8 -#define BP_USB_VCC PB_14 /* VCC for USB devices 0=vcc on, 1=vcc off*/ -#define PB_LCD_PWM PB_17 /* PB 17 */ -#define PC_SWITCH1 PC_9 /* Reboot switch */ - -extern void poweron_key (void); - +#define PA_8 0x0080 +#define PA_9 0x0040 +#define PA_10 0x0020 +#define PA_11 0x0010 +#define PA_12 0x0008 + +#define PB_14 0x00020000 +#define PB_15 0x00010000 +#define PB_16 0x00008000 +#define PB_17 0x00004000 + +#define PC_4 0x0800 +#define PC_5 0x0400 +#define PC_9 0x0040 + +#define PA_RS485 PA_11 /* SCC1: 0=RS232 1=RS485 */ +#define PA_LED_YELLOW PA_8 +#define PA_RESET_IO_01 PA_9 /* Reset left IO */ +#define PA_RESET_IO_02 PA_10 /* Reset right IO */ +#define PB_PROG_IO_01 PB_15 /* Program left IO */ +#define PB_PROG_IO_02 PB_16 /* Program right IO */ +#define BP_USB_VCC PB_14 /* VCC for USB devices 0=vcc on, 1=vcc off */ +#define PB_LCD_PWM PB_17 /* PB 17 */ +#define PC_SWITCH1 PC_9 /* Reboot switch */ + + +extern void poweron_key(void); extern void load_sernum_ethaddr(void); #endif /* __KUP_H */ diff --git a/board/kup/kup4k/kup4k.c b/board/kup/kup4k/kup4k.c index 607fd7903e..7eb36abc29 100644 --- a/board/kup/kup4k/kup4k.c +++ b/board/kup/kup4k/kup4k.c @@ -23,35 +23,19 @@ */ #include +#include #include +#include +#include #include "../common/kup.h" -#ifdef CONFIG_KUP4K_LOGO - #include "s1d13706.h" -#endif - -DECLARE_GLOBAL_DATA_PTR; - -#undef DEBUG -#ifdef DEBUG -# define debugk(fmt,args...) printf(fmt ,##args) -#else -# define debugk(fmt,args...) -#endif - -typedef struct { - volatile unsigned char *VmemAddr; - volatile unsigned char *RegAddr; -} FB_INFO_S1D13xxx; +#include +static unsigned char swapbyte(unsigned char c); +static int read_diag(void); -/* ------------------------------------------------------------------------- */ - -#ifdef CONFIG_KUP4K_LOGO -void lcd_logo(bd_t *bd); -#endif - +DECLARE_GLOBAL_DATA_PTR; -/* ------------------------------------------------------------------------- */ +/* ----------------------------------------------------------------------- */ #define _NOT_USED_ 0xFFFFFFFF @@ -60,7 +44,7 @@ const uint sdram_table[] = { * Single Read. (Offset 0 in UPMA RAM) */ 0x1F07FC04, 0xEEAEFC04, 0x11ADFC04, 0xEFBBBC00, - 0x1FF77C47, /* last */ + 0x1FF77C47, /* last */ /* * SDRAM Initialization (offset 5 in UPMA RAM) @@ -70,28 +54,28 @@ const uint sdram_table[] = { * sequence, which is executed by a RUN command. * */ - 0x1FF77C35, 0xEFEABC34, 0x1FB57C35, /* last */ + 0x1FF77C35, 0xEFEABC34, 0x1FB57C35, /* last */ /* * Burst Read. (Offset 8 in UPMA RAM) */ 0x1F07FC04, 0xEEAEFC04, 0x10ADFC04, 0xF0AFFC00, - 0xF0AFFC00, 0xF1AFFC00, 0xEFBBBC00, 0x1FF77C47, /* last */ + 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 */ + 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_, + 0xF0AFFC00, 0xE1BBBC04, 0x1FF77C47, /* last */ + _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_, @@ -99,156 +83,169 @@ const uint sdram_table[] = { * Refresh (Offset 30 in UPMA RAM) */ 0x1FF5FC84, 0xFFFFFC04, 0xFFFFFC04, 0xFFFFFC04, - 0xFFFFFC84, 0xFFFFFC07, /* last */ - _NOT_USED_, _NOT_USED_, + 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_, + 0x7FFFFC07, /* last */ + _NOT_USED_, _NOT_USED_, _NOT_USED_, }; -/* ------------------------------------------------------------------------- */ - +/* ----------------------------------------------------------------------- */ /* * Check Board Identity: */ -int checkboard (void) +int checkboard(void) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - uchar *latch,rev,mod; + uchar rev,mod,tmp,pcf,ak_rev,ak_mod; /* * Init ChipSelect #4 (CAN + HW-Latch) */ - immap->im_memctl.memc_or4 = 0xFFFF8926; - immap->im_memctl.memc_br4 = 0x90000401; - __asm__ ("eieio"); - latch=(uchar *)0x90000200; - rev = (*latch & 0xF8) >> 3; - mod=(*latch & 0x03); - printf ("Board: KUP4K Rev %d.%d\n",rev,mod); - return (0); -} + out_be32(&immap->im_memctl.memc_or4, CONFIG_SYS_OR4); + out_be32(&immap->im_memctl.memc_br4, CONFIG_SYS_BR4); -/* ------------------------------------------------------------------------- */ + /* + * Init ChipSelect #5 (S1D13768) + */ + out_be32(&immap->im_memctl.memc_or5, CONFIG_SYS_OR5); + out_be32(&immap->im_memctl.memc_br5, CONFIG_SYS_BR5); -phys_size_t initdram (int board_type) -{ - volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - long int size_b0 = 0; - long int size_b1 = 0; - long int size_b2 = 0; + tmp = swapbyte(in_8((unsigned char*) LATCH_ADDR)); + rev = (tmp & 0xF8) >> 3; + mod = (tmp & 0x07); - upmconfig (UPMA, (uint *) sdram_table, - sizeof (sdram_table) / sizeof (uint)); + i2c_init(CONFIG_SYS_I2C_SPEED, CONFIG_SYS_I2C_SLAVE); + if (read_diag()) + gd->flags &= ~GD_FLG_SILENT; + + printf("Board: KUP4K Rev %d.%d AK:",rev,mod); /* - * 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. + * TI Application report: Before using the IO as an input, + * a high must be written to the IO first */ - memctl->memc_mptpr = CONFIG_SYS_MPTPR; + pcf = 0xFF; + i2c_write(0x21, 0, 0 , &pcf, 1); + if (i2c_read(0x21, 0, 0, &pcf, 1)) { + puts("n/a\n"); + } else { + ak_rev = (pcf & 0xF8) >> 3; + ak_mod = (pcf & 0x07); + printf("%d.%d\n", ak_rev, ak_mod); + } + return 0; +} + +/* ----------------------------------------------------------------------- */ - memctl->memc_mar = 0x00000088; + +phys_size_t initdram(int board_type) +{ + volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; + volatile memctl8xx_t *memctl = &immap->im_memctl; + long int size = 0; + uchar *latch,rev,mod,tmp; /* - * 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. + * Init ChipSelect #4 (CAN + HW-Latch) to determine Hardware Revision + * Rev 1..6 -> 48 MB RAM; Rev >= 7 -> 96 MB */ -/* memctl->memc_or1 = CONFIG_SYS_OR1_PRELIM; */ -/* memctl->memc_br1 = CONFIG_SYS_BR1_PRELIM; */ - -/* memctl->memc_or2 = CONFIG_SYS_OR2_PRELIM; */ -/* memctl->memc_br2 = CONFIG_SYS_BR2_PRELIM; */ + out_be32(&immap->im_memctl.memc_or4, CONFIG_SYS_OR4); + out_be32(&immap->im_memctl.memc_br4, CONFIG_SYS_BR4); + latch = (uchar *)0x90000200; + tmp = swapbyte(*latch); + rev = (tmp & 0xF8) >> 3; + mod = (tmp & 0x07); - memctl->memc_mamr = CONFIG_SYS_MAMR & (~(MAMR_PTAE)); /* no refresh yet */ + upmconfig(UPMA, (uint *) sdram_table, + sizeof (sdram_table) / sizeof (uint)); - udelay (200); + out_be16(&memctl->memc_mptpr, CONFIG_SYS_MPTPR); - /* perform SDRAM initializsation sequence */ + out_be32(&memctl->memc_mar, 0x00000088); + /* no refresh yet */ + if(rev >= 7) { + out_be32(&memctl->memc_mamr, + CONFIG_SYS_MAMR_9COL & (~(MAMR_PTAE))); + } else { + out_be32(&memctl->memc_mamr, + CONFIG_SYS_MAMR_8COL & (~(MAMR_PTAE))); + } - 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 = CONFIG_SYS_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 = CONFIG_SYS_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(200); - udelay (10000); + /* perform SDRAM initializsation sequence */ - return (size_b0 + size_b1 + size_b2); + /* SDRAM bank 0 */ + out_be32(&memctl->memc_mcr, 0x80002105); + udelay(1); + out_be32(&memctl->memc_mcr, 0x80002830); /* execute twice */ + udelay(1); + out_be32(&memctl->memc_mcr, 0x80002106); /* RUN MRS Pattern from loc 6 */ + udelay(1); + + /* SDRAM bank 1 */ + out_be32(&memctl->memc_mcr, 0x80004105); + udelay(1); + out_be32(&memctl->memc_mcr, 0x80004830); /* execute twice */ + udelay(1); + out_be32(&memctl->memc_mcr, 0x80004106); /* RUN MRS Pattern from loc 6 */ + udelay(1); + + /* SDRAM bank 2 */ + out_be32(&memctl->memc_mcr, 0x80006105); + udelay(1); + out_be32(&memctl->memc_mcr, 0x80006830); /* execute twice */ + udelay(1); + out_be32(&memctl->memc_mcr, 0x80006106); /* RUN MRS Pattern from loc 6 */ + udelay(1); + + setbits_be32(&memctl->memc_mamr, MAMR_PTAE); /* enable refresh */ + udelay(1000); + + out_be16(&memctl->memc_mptpr, CONFIG_SYS_MPTPR); + udelay(1000); + if(rev >= 7) { + size = 32 * 3 * 1024 * 1024; + out_be32(&memctl->memc_or1, CONFIG_SYS_OR1_9COL); + out_be32(&memctl->memc_br1, CONFIG_SYS_BR1_9COL); + out_be32(&memctl->memc_or2, CONFIG_SYS_OR2_9COL); + out_be32(&memctl->memc_br2, CONFIG_SYS_BR2_9COL); + out_be32(&memctl->memc_or3, CONFIG_SYS_OR3_9COL); + out_be32(&memctl->memc_br3, CONFIG_SYS_BR3_9COL); + } else { + size = 16 * 3 * 1024 * 1024; + out_be32(&memctl->memc_or1, CONFIG_SYS_OR1_8COL); + out_be32(&memctl->memc_br1, CONFIG_SYS_BR1_8COL); + out_be32(&memctl->memc_or2, CONFIG_SYS_OR2_8COL); + out_be32(&memctl->memc_br2, CONFIG_SYS_BR2_8COL); + out_be32(&memctl->memc_or3, CONFIG_SYS_OR3_8COL); + out_be32(&memctl->memc_br3, CONFIG_SYS_BR3_8COL); + } + return (size); } -/* ------------------------------------------------------------------------- */ +/* ----------------------------------------------------------------------- */ -int misc_init_r (void) + +int misc_init_r(void) { -#ifdef CONFIG_STATUS_LED volatile immap_t *immap = (immap_t *) CONFIG_SYS_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 */ + setbits_be16(&immap->im_ioport.iop_padir, PA_8); + setbits_be16(&immap->im_ioport.iop_paodr, PA_8); + clrbits_be16(&immap->im_ioport.iop_papar, PA_8); + setbits_be16(&immap->im_ioport.iop_padat, PA_8); /* turn it off */ #endif load_sernum_ethaddr(); setenv("hw","4k"); @@ -256,149 +253,41 @@ int misc_init_r (void) return (0); } -#ifdef CONFIG_KUP4K_LOGO - -void lcd_logo (bd_t * bd) +static int read_diag(void) { - FB_INFO_S1D13xxx fb_info; - S1D_INDEX s1dReg; - S1D_VALUE s1dValue; - volatile immap_t *immr = (immap_t *) CONFIG_SYS_IMMR; - volatile memctl8xx_t *memctl; - ushort i; - uchar *fb; - int rs, gs, bs; - int r = 8, g = 8, b = 4; - int r1, g1, b1; - int n; - char tmp[64]; /* long enough for environment variables */ - int tft = 0; - - 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; - - - /* - * Init ChipSelect #5 (S1D13768) - */ - memctl->memc_or5 = 0xFFC007F0; /* 4 MB 17 WS or externel TA */ - memctl->memc_br5 = 0x80080801; /* Start at 0x80080000 */ - __asm__ ("eieio"); - - 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"); - setenv ("lcd", "none"); - return; - } - - - for (i = 0; i < sizeof(aS1DRegs_prelimn) / sizeof(aS1DRegs_prelimn[0]); i++) { - s1dReg = aS1DRegs_prelimn[i].Index; - s1dValue = aS1DRegs_prelimn[i].Value; - debugk ("s13768 reg: %02x value: %02x\n", - aS1DRegs_prelimn[i].Index, aS1DRegs_prelimn[i].Value); - ((S1D_VALUE *) fb_info.RegAddr)[s1dReg / sizeof (S1D_VALUE)] = - s1dValue; - } - - - n = getenv_f("lcd", tmp, sizeof (tmp)); - if (n > 0) { - if (!strcmp ("tft", tmp)) - tft = 1; + int diag; + immap_t *immr = (immap_t *)CONFIG_SYS_IMMR; + + clrbits_be16(&immr->im_ioport.iop_pcdir, PC_4); /* input */ + clrbits_be16(&immr->im_ioport.iop_pcpar, PC_4); /* gpio */ + setbits_be16(&immr->im_ioport.iop_pcdir, PC_5); /* output */ + clrbits_be16(&immr->im_ioport.iop_pcpar, PC_4); /* gpio */ + setbits_be16(&immr->im_ioport.iop_pcdat, PC_5); /* 1 */ + udelay(500); + if (in_be16(&immr->im_ioport.iop_pcdat) & PC_4) { + clrbits_be16(&immr->im_ioport.iop_pcdat, PC_5);/* 0 */ + udelay(500); + if(in_be16(&immr->im_ioport.iop_pcdat) & PC_4) + diag = 0; else - tft = 0; - } -#if 0 - if (((S1D_VALUE *) fb_info.RegAddr)[0xAC] & 0x04) - tft = 0; - else - tft = 1; -#endif - - debugk ("Port=0x%02x -> TFT=%d\n", tft, - ((S1D_VALUE *) fb_info.RegAddr)[0xAC]); - - /* init controller */ - if (!tft) { - for (i = 0; i < sizeof(aS1DRegs_stn) / sizeof(aS1DRegs_stn[0]); i++) { - s1dReg = aS1DRegs_stn[i].Index; - s1dValue = aS1DRegs_stn[i].Value; - debugk ("s13768 reg: %02x value: %02x\n", - aS1DRegs_stn[i].Index, - aS1DRegs_stn[i].Value); - ((S1D_VALUE *) fb_info.RegAddr)[s1dReg / sizeof(S1D_VALUE)] = - s1dValue; - } - n = getenv_f("contrast", tmp, sizeof (tmp)); - ((S1D_VALUE *) fb_info.RegAddr)[0xB3] = - (n > 0) ? (uchar) simple_strtoul (tmp, NULL, 10) * 255 / 100 : 0xA0; - switch (bd->bi_busfreq) { - 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; - } - /* setenv("lcd","stn"); */ + diag = 1; } else { - for (i = 0; i < sizeof(aS1DRegs_tft) / sizeof(aS1DRegs_tft[0]); i++) { - s1dReg = aS1DRegs_tft[i].Index; - s1dValue = aS1DRegs_tft[i].Value; - debugk ("s13768 reg: %02x value: %02x\n", - aS1DRegs_tft[i].Index, - aS1DRegs_tft[i].Value); - ((S1D_VALUE *) fb_info.RegAddr)[s1dReg / sizeof (S1D_VALUE)] = - s1dValue; - } - - switch (bd->bi_busfreq) { - default: - printf ("KUP4K S1D1: unknown busfrequency: %ld assuming 64 MHz\n", bd->bi_busfreq); - case 40000000: - ((S1D_VALUE *) fb_info.RegAddr)[0x05] = 0x42; - ((S1D_VALUE *) fb_info.RegAddr)[0x12] = 0x30; - break; - } - /* setenv("lcd","tft"); */ + diag = 0; } + clrbits_be16(&immr->im_ioport.iop_pcdir, PC_5); /* input */ + return (diag); +} - /* 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; - debugk ("%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)); - } +static unsigned char swapbyte(unsigned char c) +{ + unsigned char result = 0; + int i = 0; - /* copy bitmap */ - fb = (uchar *) (fb_info.VmemAddr); - memcpy (fb, (uchar *) CONFIG_KUP4K_LOGO, 320 * 240); + for(i = 0; i < 8; ++i) { + result = result << 1; + result |= (c & 1); + c = c >> 1; + } + return result; } -#endif /* CONFIG_KUP4K_LOGO */ diff --git a/board/kup/kup4k/s1d13706.h b/board/kup/kup4k/s1d13706.h deleted file mode 100644 index cd5eccc6f5..0000000000 --- a/board/kup/kup4k/s1d13706.h +++ /dev/null @@ -1,174 +0,0 @@ -/*---------------------------------------------------------------------------- */ -/* */ -/* File generated by S1D13706CFG.EXE */ -/* */ -/* Copyright (c) 2000,2001 Epson Research and Development, Inc. */ -/* All rights reserved. */ -/* */ -/*---------------------------------------------------------------------------- */ - -/* Panel: 320x240x8bpp 70Hz Color Single STN 8-bit (PCLK=6.250MHz) (Format 2) */ - -#define S1D_DISPLAY_WIDTH 320 -#define S1D_DISPLAY_HEIGHT 240 -#define S1D_DISPLAY_BPP 8 -#define S1D_DISPLAY_SCANLINE_BYTES 320 -#define S1D_PHYSICAL_VMEM_ADDR 0x800A0000L -#define S1D_PHYSICAL_VMEM_SIZE 0x14000L -#define S1D_PHYSICAL_REG_ADDR 0x80080000L -#define S1D_PHYSICAL_REG_SIZE 0x100 -#define S1D_DISPLAY_PCLK 6250 -#define S1D_PALETTE_SIZE 256 -#define S1D_REGDELAYOFF 0xFFFE -#define S1D_REGDELAYON 0xFFFF - -#define S1D_WRITE_PALETTE(p,i,r,g,b) \ -{ \ - ((volatile S1D_VALUE*)(p))[0x0A/sizeof(S1D_VALUE)] = (S1D_VALUE)((r)>>4); \ - ((volatile S1D_VALUE*)(p))[0x09/sizeof(S1D_VALUE)] = (S1D_VALUE)((g)>>4); \ - ((volatile S1D_VALUE*)(p))[0x08/sizeof(S1D_VALUE)] = (S1D_VALUE)((b)>>4); \ - ((volatile S1D_VALUE*)(p))[0x0B/sizeof(S1D_VALUE)] = (S1D_VALUE)(i); \ -} - -#define S1D_READ_PALETTE(p,i,r,g,b) \ -{ \ - ((volatile S1D_VALUE*)(p))[0x0F/sizeof(S1D_VALUE)] = (S1D_VALUE)(i); \ - r = ((volatile S1D_VALUE*)(p))[0x0E/sizeof(S1D_VALUE)]; \ - g = ((volatile S1D_VALUE*)(p))[0x0D/sizeof(S1D_VALUE)]; \ - b = ((volatile S1D_VALUE*)(p))[0x0C/sizeof(S1D_VALUE)]; \ -} - -typedef unsigned short S1D_INDEX; -typedef unsigned char S1D_VALUE; - - -typedef struct -{ - S1D_INDEX Index; - S1D_VALUE Value; -} S1D_REGS; - - -static S1D_REGS aS1DRegs_prelimn[] = -{ - {0x10,0x00}, /* PANEL Type Register */ - {0xA8,0x00}, /* GPIO Config Register 0 */ - {0xA9,0x80}, /* GPIO Config Register 1 */ - -}; - -static S1D_REGS aS1DRegs_stn[] = -{ - {0x04,0x10}, /* BUSCLK MEMCLK Config Register */ - {0x10,0xD0}, /* PANEL Type Register */ - {0x11,0x00}, /* MOD Rate Register */ - {0x14,0x27}, /* Horizontal Display Period Register */ - {0x16,0x00}, /* Horizontal Display Period Start Pos Register 0 */ - {0x17,0x00}, /* Horizontal Display Period Start Pos Register 1 */ - {0x18,0xF0}, /* Vertical Total Register 0 */ - {0x19,0x00}, /* Vertical Total Register 1 */ - {0x1C,0xEF}, /* Vertical Display Period Register 0 */ - {0x1D,0x00}, /* Vertical Display Period Register 1 */ - {0x1E,0x00}, /* Vertical Display Period Start Pos Register 0 */ - {0x1F,0x00}, /* Vertical Display Period Start Pos Register 1 */ - {0x20,0x87}, /* Horizontal Sync Pulse Width Register */ - {0x22,0x00}, /* Horizontal Sync Pulse Start Pos Register 0 */ - {0x23,0x00}, /* Horizontal Sync Pulse Start Pos Register 1 */ - {0x24,0x80}, /* Vertical Sync Pulse Width Register */ - {0x26,0x01}, /* Vertical Sync Pulse Start Pos Register 0 */ - {0x27,0x00}, /* Vertical Sync Pulse Start Pos Register 1 */ - {0x70,0x83}, /* Display Mode Register */ - {0x71,0x00}, /* Special Effects Register */ - {0x74,0x00}, /* Main Window Display Start Address Register 0 */ - {0x75,0x00}, /* Main Window Display Start Address Register 1 */ - {0x76,0x00}, /* Main Window Display Start Address Register 2 */ - {0x78,0x50}, /* Main Window Address Offset Register 0 */ - {0x79,0x00}, /* Main Window Address Offset Register 1 */ - {0x7C,0x00}, /* Sub Window Display Start Address Register 0 */ - {0x7D,0x00}, /* Sub Window Display Start Address Register 1 */ - {0x7E,0x00}, /* Sub Window Display Start Address Register 2 */ - {0x80,0x50}, /* Sub Window Address Offset Register 0 */ - {0x81,0x00}, /* Sub Window Address Offset Register 1 */ - {0x84,0x00}, /* Sub Window X Start Pos Register 0 */ - {0x85,0x00}, /* Sub Window X Start Pos Register 1 */ - {0x88,0x00}, /* Sub Window Y Start Pos Register 0 */ - {0x89,0x00}, /* Sub Window Y Start Pos Register 1 */ - {0x8C,0x4F}, /* Sub Window X End Pos Register 0 */ - {0x8D,0x00}, /* Sub Window X End Pos Register 1 */ - {0x90,0xEF}, /* Sub Window Y End Pos Register 0 */ - {0x91,0x00}, /* Sub Window Y End Pos Register 1 */ - {0xA0,0x00}, /* Power Save Config Register */ - {0xA1,0x00}, /* CPU Access Control Register */ - {0xA2,0x00}, /* Software Reset Register */ - {0xA3,0x00}, /* BIG Endian Support Register */ - {0xA4,0x00}, /* Scratch Pad Register 0 */ - {0xA5,0x00}, /* Scratch Pad Register 1 */ - {0xA8,0x01}, /* GPIO Config Register 0 */ - {0xA9,0x80}, /* GPIO Config Register 1 */ - {0xAC,0x01}, /* GPIO Status Control Register 0 */ - {0xAD,0x00}, /* GPIO Status Control Register 1 */ - {0xB0,0x10}, /* PWM CV Clock Control Register */ - {0xB1,0x80}, /* PWM CV Clock Config Register */ - {0xB2,0x00}, /* CV Clock Burst Length Register */ - {0xAD,0x80}, /* reset seq */ - {0x70,0x03}, -}; - -static S1D_REGS aS1DRegs_tft[] = -{ - {0x04,0x10}, /* BUSCLK MEMCLK Config Register */ - {0x05,0x42}, /* PCLK Config Register */ - {0x10,0x61}, /* PANEL Type Register */ - {0x11,0x00}, /* MOD Rate Register */ - {0x12,0x30}, /* Horizontal Total Register */ - {0x14,0x27}, /* Horizontal Display Period Register */ - {0x16,0x11}, /* Horizontal Display Period Start Pos Register 0 */ - {0x17,0x00}, /* Horizontal Display Period Start Pos Register 1 */ - {0x18,0xFA}, /* Vertical Total Register 0 */ - {0x19,0x00}, /* Vertical Total Register 1 */ - {0x1C,0xEF}, /* Vertical Display Period Register 0 */ - {0x1D,0x00}, /* Vertical Display Period Register 1 */ - {0x1E,0x00}, /* Vertical Display Period Start Pos Register 0 */ - {0x1F,0x00}, /* Vertical Display Period Start Pos Register 1 */ - {0x20,0x07}, /* Horizontal Sync Pulse Width Register */ - {0x22,0x00}, /* Horizontal Sync Pulse Start Pos Register 0 */ - {0x23,0x00}, /* Horizontal Sync Pulse Start Pos Register 1 */ - {0x24,0x00}, /* Vertical Sync Pulse Width Register */ - {0x26,0x00}, /* Vertical Sync Pulse Start Pos Register 0 */ - {0x27,0x00}, /* Vertical Sync Pulse Start Pos Register 1 */ - {0x70,0x03}, /* Display Mode Register */ - {0x71,0x00}, /* Special Effects Register */ - {0x74,0x00}, /* Main Window Display Start Address Register 0 */ - {0x75,0x00}, /* Main Window Display Start Address Register 1 */ - {0x76,0x00}, /* Main Window Display Start Address Register 2 */ - {0x78,0x50}, /* Main Window Address Offset Register 0 */ - {0x79,0x00}, /* Main Window Address Offset Register 1 */ - {0x7C,0x00}, /* Sub Window Display Start Address Register 0 */ - {0x7D,0x00}, /* Sub Window Display Start Address Register 1 */ - {0x7E,0x00}, /* Sub Window Display Start Address Register 2 */ - {0x80,0x50}, /* Sub Window Address Offset Register 0 */ - {0x81,0x00}, /* Sub Window Address Offset Register 1 */ - {0x84,0x00}, /* Sub Window X Start Pos Register 0 */ - {0x85,0x00}, /* Sub Window X Start Pos Register 1 */ - {0x88,0x00}, /* Sub Window Y Start Pos Register 0 */ - {0x89,0x00}, /* Sub Window Y Start Pos Register 1 */ - {0x8C,0x4F}, /* Sub Window X End Pos Register 0 */ - {0x8D,0x00}, /* Sub Window X End Pos Register 1 */ - {0x90,0xEF}, /* Sub Window Y End Pos Register 0 */ - {0x91,0x00}, /* Sub Window Y End Pos Register 1 */ - {0xA0,0x00}, /* Power Save Config Register */ - {0xA1,0x00}, /* CPU Access Control Register */ - {0xA2,0x00}, /* Software Reset Register */ - {0xA3,0x00}, /* BIG Endian Support Register */ - {0xA4,0x00}, /* Scratch Pad Register 0 */ - {0xA5,0x00}, /* Scratch Pad Register 1 */ - {0xA8,0x01}, /* GPIO Config Register 0 */ - {0xA9,0x80}, /* GPIO Config Register 1 */ - {0xAC,0x01}, /* GPIO Status Control Register 0 */ - {0xAD,0x00}, /* GPIO Status Control Register 1 */ - {0xB0,0x10}, /* PWM CV Clock Control Register */ - {0xB1,0x80}, /* PWM CV Clock Config Register */ - {0xB2,0x00}, /* CV Clock Burst Length Register */ - {0xAD,0x80}, /* reset seq */ - {0x70,0x03}, -}; diff --git a/board/kup/kup4x/kup4x.c b/board/kup/kup4x/kup4x.c index 65a222b5ef..1686effd99 100644 --- a/board/kup/kup4x/kup4x.c +++ b/board/kup/kup4x/kup4x.c @@ -26,28 +26,8 @@ #include #include #include "../common/kup.h" -#ifdef CONFIG_KUP4K_LOGO -/* #include "s1d13706.h" */ -#endif - -#define KUP4X_USB - - -typedef struct { - volatile unsigned char *VmemAddr; - volatile unsigned char *RegAddr; -} FB_INFO_S1D13xxx; - -/* ------------------------------------------------------------------------- */ - -int usb_init_kup4x (void); - +#include -#ifdef CONFIG_KUP4K_LOGO -void lcd_logo (bd_t * bd); -#endif - -/* ------------------------------------------------------------------------- */ #define _NOT_USED_ 0xFFFFFFFF @@ -106,207 +86,116 @@ const uint sdram_table[] = { _NOT_USED_, _NOT_USED_, _NOT_USED_, }; -/* ------------------------------------------------------------------------- */ /* * Check Board Identity: */ -int checkboard (void) +int checkboard(void) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; volatile memctl8xx_t *memctl = &immap->im_memctl; - volatile uchar *latch; - uchar rev, mod; + uchar latch, rev, mod; /* * Init ChipSelect #4 (CAN + HW-Latch) */ - memctl->memc_or4 = 0xFFFF8926; - memctl->memc_br4 = 0x90000401; - __asm__ ("eieio"); - latch = (volatile uchar *) 0x90000200; - rev = (*latch & 0xF8) >> 3; - mod = (*latch & 0x03); - printf ("Board: KUP4X Rev %d.%d\n",rev,mod); - return (0); + out_be32(&memctl->memc_or4, 0xFFFF8926); + out_be32(&memctl->memc_br4, 0x90000401); + + latch = in_8( (unsigned char *) LATCH_ADDR); + rev = (latch & 0xF8) >> 3; + mod = (latch & 0x03); + + printf("Board: KUP4X Rev %d.%d\n", rev, mod); + + return 0; } -/* ------------------------------------------------------------------------- */ -phys_size_t initdram (int board_type) +phys_size_t initdram(int board_type) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; volatile memctl8xx_t *memctl = &immap->im_memctl; - long int size_b0 = 0; - long int size_b1 = 0; - long int size_b2 = 0; - long int size_b3 = 0; - upmconfig (UPMA, (uint *) sdram_table, + 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 = CONFIG_SYS_MPTPR; - memctl->memc_mar = 0x00000088; + out_be16(&memctl->memc_mptpr, CONFIG_SYS_MPTPR); - /* - * 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 = CONFIG_SYS_OR1_PRELIM; */ -/* memctl->memc_br1 = CONFIG_SYS_BR1_PRELIM; */ + out_be32(&memctl->memc_mar, 0x00000088); -/* memctl->memc_or2 = CONFIG_SYS_OR2_PRELIM; */ -/* memctl->memc_br2 = CONFIG_SYS_BR2_PRELIM; */ + out_be32(&memctl->memc_mamr, + CONFIG_SYS_MAMR & (~(MAMR_PTAE))); /* no refresh yet */ - memctl->memc_mamr = CONFIG_SYS_MAMR & (~(MAMR_PTAE)); /* no refresh yet */ - - udelay (200); + 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_mcr = 0x8000C105; /* SDRAM bank 2 */ - udelay (1); - memctl->memc_mcr = 0x8000C830; /* SDRAM bank 2 - execute twice */ - udelay (1); - memctl->memc_mcr = 0x8000C106; /* SDRAM bank 2 - RUN MRS Pattern from loc 6 */ - udelay (1); - - memctl->memc_mamr |= MAMR_PTAE; /* enable refresh */ - udelay (1000); -#if 0 /* 4 x 8MB */ - size_b0 = 0x00800000; - size_b1 = 0x00800000; - size_b2 = 0x00800000; - size_b3 = 0x00800000; - memctl->memc_mptpr = CONFIG_SYS_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; - memctl->memc_or6 = 0xFE000A00; - memctl->memc_br6 = 0x01800081; -#else /* 4 x 16 MB */ - size_b0 = 0x01000000; - size_b1 = 0x01000000; - size_b2 = 0x01000000; - size_b3 = 0x01000000; - memctl->memc_mptpr = CONFIG_SYS_MPTPR; - udelay (1000); - memctl->memc_or1 = 0xFF000A00; - memctl->memc_br1 = 0x00000081; - memctl->memc_or2 = 0xFE000A00; - memctl->memc_br2 = 0x01000081; - memctl->memc_or3 = 0xFD000A00; - memctl->memc_br3 = 0x02000081; - memctl->memc_or6 = 0xFC000A00; - memctl->memc_br6 = 0x03000081; -#endif - udelay (10000); - - return (size_b0 + size_b1 + size_b2 + size_b3); + /* SDRAM bank 0 */ + out_be32(&memctl->memc_mcr, 0x80002105); + udelay(1); + out_be32(&memctl->memc_mcr, 0x80002830); /* execute twice */ + udelay(1); + out_be32(&memctl->memc_mcr, 0x80002106); /* RUN MRS Pattern from loc 6 */ + udelay(1); + + /* SDRAM bank 1 */ + out_be32(&memctl->memc_mcr, 0x80004105); + udelay(1); + out_be32(&memctl->memc_mcr, 0x80004830); /* execute twice */ + udelay(1); + out_be32(&memctl->memc_mcr, 0x80004106); /* RUN MRS Pattern from loc 6 */ + udelay(1); + + /* SDRAM bank 2 */ + out_be32(&memctl->memc_mcr, 0x80006105); + udelay(1); + out_be32(&memctl->memc_mcr, 0x80006830); /* execute twice */ + udelay(1); + out_be32(&memctl->memc_mcr, 0x80006106); /* RUN MRS Pattern from loc 6 */ + udelay(1); + + /* SDRAM bank 3 */ + out_be32(&memctl->memc_mcr, 0x8000C105); + udelay(1); + out_be32(&memctl->memc_mcr, 0x8000C830); /* execute twice */ + udelay(1); + out_be32(&memctl->memc_mcr, 0x8000C106); /* RUN MRS Pattern from loc 6 */ + udelay(1); + + setbits_be32(&memctl->memc_mamr, MAMR_PTAE); /* enable refresh */ + + udelay(1000); + /* 4 x 16 MB */ + out_be16(&memctl->memc_mptpr, CONFIG_SYS_MPTPR); + udelay(1000); + out_be32(&memctl->memc_or1, 0xFF000A00); + out_be32(&memctl->memc_br1, 0x00000081); + out_be32(&memctl->memc_or2, 0xFE000A00); + out_be32(&memctl->memc_br2, 0x01000081); + out_be32(&memctl->memc_or3, 0xFD000A00); + out_be32(&memctl->memc_br3, 0x02000081); + out_be32(&memctl->memc_or6, 0xFC000A00); + out_be32(&memctl->memc_br6, 0x03000081); + udelay(10000); + + return (4 * 16 * 1024 * 1024); } -/* ------------------------------------------------------------------------- */ - -/* - * 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) +int misc_init_r(void) { volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; - volatile memctl8xx_t *memctl = &immap->im_memctl; - volatile long int *addr; - ulong cnt, val; - ulong save[32]; /* to make test non-destructive */ - unsigned char i = 0; - - memctl->memc_mamr = mamr_value; - - for (cnt = maxsize / sizeof (long); cnt > 0; cnt >>= 1) { - addr = base + cnt; /* pointer arith! */ - - save[i++] = *addr; - *addr = ~cnt; - } - - /* write 0 to base address */ - addr = base; - save[i] = *addr; - *addr = 0; - - /* check at base address */ - if ((val = *addr) != 0) { - *addr = save[i]; - return (0); - } - - for (cnt = 1; cnt <= maxsize / sizeof (long); cnt <<= 1) { - addr = base + cnt; /* pointer arith! */ - - val = *addr; - *addr = save[--i]; - - if (val != (~cnt)) { - return (cnt * sizeof (long)); - } - } - return (maxsize); -} -#endif -int misc_init_r (void) -{ - volatile immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; #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 -#ifdef KUP4X_USB - usb_init_kup4x (); + setbits_be16(&immap->im_ioport.iop_padir, PA_8); + setbits_be16(&immap->im_ioport.iop_paodr, PA_8); + clrbits_be16(&immap->im_ioport.iop_papar, PA_8); + setbits_be16(&immap->im_ioport.iop_padat, PA_8); /* turn it off */ #endif load_sernum_ethaddr(); - setenv ("hw", "4x"); - poweron_key (); - return (0); + setenv("hw", "4x"); + poweron_key(); + return 0; } -- cgit v1.2.1