]> git.sur5r.net Git - u-boot/commitdiff
* Fix problems with CMC_PU2 flash driver. LABEL_2004_12_19_2240
authorwdenk <wdenk>
Sun, 19 Dec 2004 21:39:27 +0000 (21:39 +0000)
committerwdenk <wdenk>
Sun, 19 Dec 2004 21:39:27 +0000 (21:39 +0000)
* Adjust INKA 4x0 default settings

CHANGELOG
board/cmc_pu2/config.mk
board/cmc_pu2/flash.c
board/inka4x0/inka4x0.c
include/configs/inka4x0.h

index c36ff3ed4f0454eacabb21e98886401e296c8bc2..425c635398bb577aaf9750b3efed5e31bad0e094 100644 (file)
--- a/CHANGELOG
+++ b/CHANGELOG
@@ -2,6 +2,8 @@
 Changes since U-Boot 1.1.1:
 ======================================================================
 
+* Fix problems with CMC_PU2 flash driver.
+
 * Cleanup:
   - avoid trigraph warning in fs/ext2/ext2fs.c
   - rename UC100 -> uc100
index 9fef73973c31ab6138da5bef0a1c740933f5f4c5..7116eea872757edcb693f3f0457076f7dd1a9ca4 100644 (file)
@@ -1 +1,3 @@
-TEXT_BASE = 0x20f00000
+TEXT_BASE = 0x20F00000
+## For testing: load at 0x20100000 and "go" at 0x201000A4
+#TEXT_BASE = 0x20100000
index 61f7dd65b7c653e7c6e72d3076de8e3787125665..f119765a99c1f67dca893c4409720eadc12567eb 100644 (file)
 
 flash_info_t   flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
 
-/*
- * CPU to flash interface is 32-bit, so make declaration accordingly
- */
-typedef unsigned short FLASH_PORT_WIDTH;
-typedef volatile unsigned short FLASH_PORT_WIDTHV;
-
-#define FPW  FLASH_PORT_WIDTH
-#define FPWV FLASH_PORT_WIDTHV
-
 #define FLASH_CYCLE1   0x0555
 #define FLASH_CYCLE2   0x02AA
 
 /*-----------------------------------------------------------------------
  * Functions
  */
-static ulong flash_get_size(FPWV *addr, flash_info_t *info);
+static ulong flash_get_size(vu_short *addr, flash_info_t *info);
 static void flash_reset(flash_info_t *info);
-static int write_word_amd(flash_info_t *info, FPWV *dest, FPW data);
+static int write_word_amd(flash_info_t *info, vu_short *dest, ushort data);
 static flash_info_t *flash_get_info(ulong base);
 
 /*-----------------------------------------------------------------------
@@ -68,8 +59,7 @@ unsigned long flash_init (void)
        /* Init: no FLASHes known */
        memset(&flash_info[0], 0, sizeof(flash_info_t));
 
-       flash_info[0].size =
-               flash_get_size((FPW *)flashbase, &flash_info[0]);
+       flash_info[0].size = flash_get_size((vu_short *)flashbase, &flash_info[0]);
 
        size = flash_info[0].size;
 
@@ -96,13 +86,13 @@ unsigned long flash_init (void)
  */
 static void flash_reset(flash_info_t *info)
 {
-       FPWV *base = (FPWV *)(info->start[0]);
+       vu_short *base = (vu_short *)(info->start[0]);
 
        /* Put FLASH back in read mode */
        if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_INTEL)
-               *base = (FPW)0x00FF;    /* Intel Read Mode */
+               *base = 0x00FF; /* Intel Read Mode */
        else if ((info->flash_id & FLASH_VENDMASK) == FLASH_MAN_AMD)
-               *base = (FPW)0x00F0;    /* AMD Read Mode */
+               *base = 0x00F0; /* AMD Read Mode */
 }
 
 /*-----------------------------------------------------------------------
@@ -180,49 +170,53 @@ void flash_print_info (flash_info_t *info)
  * The following code cannot be run from FLASH!
  */
 
-ulong flash_get_size (FPWV *addr, flash_info_t *info)
+ulong flash_get_size (vu_short *addr, flash_info_t *info)
 {
        int i;
+       ushort value;
        ulong base = (ulong)addr;
 
-       /* Write auto select command: read Manufacturer ID */
-       /* Write auto select command sequence and test FLASH answer */
-       addr[FLASH_CYCLE1] = (FPW)0x00AA;       /* for AMD, Intel ignores this */
-       addr[FLASH_CYCLE2] = (FPW)0x0055;       /* for AMD, Intel ignores this */
-       addr[FLASH_CYCLE1] = (FPW)0x0090;       /* selects Intel or AMD */
+       /* Write auto select command sequence */
+       addr[FLASH_CYCLE1] = 0x00AA;    /* for AMD, Intel ignores this */
+       addr[FLASH_CYCLE2] = 0x0055;    /* for AMD, Intel ignores this */
+       addr[FLASH_CYCLE1] = 0x0090;    /* selects Intel or AMD */
 
-       /* The manufacturer codes are only 1 byte, so just use 1 byte.
-        * This works for any bus width and any FLASH device width.
-        */
+       /* read Manufacturer ID */
        udelay(100);
-       switch (addr[0] & 0xff) {
+       value = addr[0];
+       debug ("Manufacturer ID: %04X\n", value);
 
-       case (uchar)AMD_MANUFACT:
+       switch (value) {
+
+       case (AMD_MANUFACT & 0xFFFF):
                debug ("Manufacturer: AMD (Spansion)\n");
                info->flash_id = FLASH_MAN_AMD;
                break;
 
-       case (uchar)INTEL_MANUFACT:
+       case (INTEL_MANUFACT & 0xFFFF):
                debug ("Manufacturer: Intel (not supported yet)\n");
                info->flash_id = FLASH_MAN_INTEL;
                break;
 
        default:
+               printf ("Unknown Manufacturer ID: %04X\n", value);
                info->flash_id = FLASH_UNKNOWN;
                info->sector_count = 0;
                info->size = 0;
-               break;
+               goto out;
        }
 
-       /* Check 16 bits or 32 bits of ID so work on 32 or 16 bit bus. */
-       if (info->flash_id != FLASH_UNKNOWN) switch ((FPW)addr[1]) {
+       value = addr[1];
+       debug ("Device ID: %04X\n", value);
 
-       case AMD_ID_MIRROR:
+       switch (addr[1]) {
+
+       case (AMD_ID_MIRROR & 0xFFFF):
                debug ("Mirror Bit flash: addr[14] = %08X  addr[15] = %08X\n",
                        addr[14], addr[15]);
 
-               switch(addr[14] & 0xffff) {
-               case (AMD_ID_GL064M_2 & 0xffff):
+               switch(addr[14]) {
+               case (AMD_ID_GL064M_2 & 0xFFFF):
                        if (addr[15] != (AMD_ID_GL064M_3 & 0xffff)) {
                                printf ("Chip: S29GLxxxM -> unknown\n");
                                info->flash_id = FLASH_UNKNOWN;
@@ -249,11 +243,14 @@ ulong flash_get_size (FPWV *addr, flash_info_t *info)
                break;
 
        default:
+               printf ("Unknown Device ID: %04X\n", value);
                info->flash_id = FLASH_UNKNOWN;
                info->sector_count = 0;
                info->size = 0;
+               break;
        }
 
+out:
        /* Put FLASH back in read mode */
        flash_reset(info);
 
@@ -265,7 +262,7 @@ ulong flash_get_size (FPWV *addr, flash_info_t *info)
 
 int    flash_erase (flash_info_t *info, int s_first, int s_last)
 {
-       FPWV *addr = (FPWV *)(info->start[0]);
+       vu_short *addr = (vu_short *)(info->start[0]);
        int flag, prot, sect, ssect, l_sect;
        ulong start, now, last;
 
@@ -324,7 +321,7 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
                        if ((sect + ssect) > s_last)
                                break;
                        if (info->protect[sect + ssect] == 0) { /* not protected */
-                               addr = (FPWV *)(info->start[sect + ssect]);
+                               addr = (vu_short *)(info->start[sect + ssect]);
                                addr[0] = 0x0030;
                                l_sect = sect + ssect;
                        }
@@ -340,7 +337,7 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
 
                start = get_timer (0);
                last  = start;
-               addr = (FPWV *)(info->start[l_sect]);
+               addr = (vu_short *)(info->start[l_sect]);
                while ((addr[0] & 0x0080) != 0x0080) {
                        if ((now = get_timer(start)) > CFG_FLASH_ERASE_TOUT) {
                                printf ("Timeout\n");
@@ -352,7 +349,7 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
                                last = now;
                        }
                }
-               addr = (FPWV *)info->start[0];
+               addr = (vu_short *)info->start[0];
                addr[0] = 0x00F0;       /* reset bank */
                sect += ssect;
        }
@@ -363,7 +360,7 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
 
 DONE:
        /* reset to read mode */
-       addr = (FPWV *)info->start[0];
+       addr = (vu_short *)info->start[0];
        addr[0] = 0x00F0;       /* reset bank */
 
        printf (" done\n");
@@ -395,8 +392,8 @@ int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
        wp = addr;
 
        while (cnt >= 2) {
-               data = *((FPWV *)src);
-               if ((rc = write_word_amd(info, (FPW *)wp, data)) != 0) {
+               data = *((vu_short *)src);
+               if ((rc = write_word_amd(info, (vu_short *)wp, data)) != 0) {
                        return (rc);
                }
                src += 2;
@@ -411,7 +408,7 @@ int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
        if (cnt == 1) {
                data = (*((volatile u8 *) src)) | (*((volatile u8 *) (wp + 1))
                                << 8);
-               if ((rc = write_word_amd(info, (FPW *)wp, data)) != 0) {
+               if ((rc = write_word_amd(info, (vu_short *)wp, data)) != 0) {
                        return (rc);
                }
                src += 1;
@@ -432,25 +429,25 @@ int write_buff (flash_info_t *info, uchar *src, ulong addr, ulong cnt)
  * 1 - write timeout
  * 2 - Flash not erased
  */
-static int write_word_amd (flash_info_t *info, FPWV *dest, FPW data)
+static int write_word_amd (flash_info_t *info, vu_short *dest, ushort data)
 {
        ulong start;
        int flag;
-       FPWV *base;             /* first address in flash bank  */
+       vu_short *base;         /* first address in flash bank  */
 
        /* Check if Flash is (sufficiently) erased */
        if ((*dest & data) != data) {
                return (2);
        }
 
-       base = (FPWV *)(info->start[0]);
+       base = (vu_short *)(info->start[0]);
 
        /* Disable interrupts which might cause a timeout here */
        flag = disable_interrupts();
 
-       base[FLASH_CYCLE1] = (FPW)0x00AA;       /* unlock */
-       base[FLASH_CYCLE2] = (FPW)0x0055;       /* unlock */
-       base[FLASH_CYCLE1] = (FPW)0x00A0;       /* selects program mode */
+       base[FLASH_CYCLE1] = 0x00AA;    /* unlock */
+       base[FLASH_CYCLE2] = 0x0055;    /* unlock */
+       base[FLASH_CYCLE1] = 0x00A0;    /* selects program mode */
 
        *dest = data;           /* start programming the data   */
 
@@ -461,9 +458,9 @@ static int write_word_amd (flash_info_t *info, FPWV *dest, FPW data)
        start = get_timer (0);
 
        /* data polling for D7 */
-       while ((*dest & (FPW)0x0080) != (data & (FPW)0x0080)) {
+       while ((*dest & 0x0080) != (data & 0x0080)) {
                if (get_timer(start) > CFG_FLASH_WRITE_TOUT) {
-                       *dest = (FPW)0x00F0;    /* reset bank */
+                       *dest = 0x00F0; /* reset bank */
                        return (1);
                }
        }
index 1d7707ab40d0c340e5c2ab9251162ee543d22094..72293ecf7eb202b88476c6fd372a03f0d4854c8e 100644 (file)
@@ -162,7 +162,7 @@ long int initdram (int board_type)
 
 int checkboard (void)
 {
-       puts ("Board: INKA 4X0 (Indatec GmbH & Co. KG)\n");
+       puts ("Board: INKA 4X0\n");
        return 0;
 }
 
index d7d18851b5c6e14a1eed9a042eeea9406c6e6d12..c824b2dee30f749b0ec2890ad89dc73aeac3d551 100644 (file)
                ":$(hostname):$(netdev):off panic=1\0"                  \
        "flash_nfs=run nfsargs addip;"                                  \
                "bootm $(kernel_addr)\0"                                \
-       "flash_self=run ramargs addip;"                                 \
-               "bootm $(kernel_addr) $(ramdisk_addr)\0"                \
        "net_nfs=tftp 200000 $(bootfile);run nfsargs addip;bootm\0"     \
-       "rootpath=/opt/eldk3.0_ppc/ppc_82xx\0"                          \
-       "bootfile=uImage\0"                                     \
-       "serverip=192.168.1.1\0"                                        \
-       "ipaddr=192.168.160.2\0" \
-       "ethaddr=00:00:1A:1B:CE:AF\0" \
-       "dk=tftp 100000 inka4x0/u-boot.dk;protect off all;erase ffe00000 ffe2ffff;cp.b 100000 ffe00000 $(filesize)\0" \
+       "rootpath=/opt/eldk/ppc_82xx\0"                                 \
        ""
 
 #define CONFIG_BOOTCOMMAND     "run net_nfs"