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Diffstat (limited to 'board/siemens/IAD210/IAD210.c')
-rw-r--r--board/siemens/IAD210/IAD210.c297
1 files changed, 133 insertions, 164 deletions
diff --git a/board/siemens/IAD210/IAD210.c b/board/siemens/IAD210/IAD210.c
index 30adbfcf4..1243887a3 100644
--- a/board/siemens/IAD210/IAD210.c
+++ b/board/siemens/IAD210/IAD210.c
@@ -41,12 +41,11 @@ static long int dram_size (long int, long int *, long int);
#define _NOT_USED_ 0xFFFFFFFF
-const uint sdram_table[] =
-{
+const uint sdram_table[] = {
/*
* Single Read. (Offset 0 in UPMA RAM)
*/
- 0xFE2DB004, 0xF0AA7004, 0xF0A5F400, 0xF3AFFC47, /* last */
+ 0xFE2DB004, 0xF0AA7004, 0xF0A5F400, 0xF3AFFC47, /* last */
_NOT_USED_,
/*
* SDRAM Initialization (offset 5 in UPMA RAM)
@@ -56,46 +55,46 @@ const uint sdram_table[] =
* sequence, which is executed by a RUN command.
*
*/
- 0xFFFAF834, 0xFFE5B435, /* last */
- _NOT_USED_,
+ 0xFFFAF834, 0xFFE5B435, /* last */
+ _NOT_USED_,
/*
* Burst Read. (Offset 8 in UPMA RAM)
*/
0xFE2DB004, 0xF0AF7404, 0xF0AFFC00, 0xF0AFFC00,
- 0xF0AFFC00, 0xF0AAF800, 0xF1A5E447, /* last */
- _NOT_USED_,
+ 0xF0AFFC00, 0xF0AAF800, 0xF1A5E447, /* last */
+ _NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
/*
* Single Write. (Offset 18 in UPMA RAM)
*/
- 0xFE29B300, 0xF1A27304, 0xFFA5F747, /* last */
- _NOT_USED_,
+ 0xFE29B300, 0xF1A27304, 0xFFA5F747, /* last */
+ _NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
/*
* Burst Write. (Offset 20 in UPMA RAM)
*/
0x1F0DFC04, 0xEEABBC00, 0x10A77C00, 0xF0AFFC00,
- 0xF1AAF804, 0xFFA5F447, /* last */
- _NOT_USED_, _NOT_USED_,
+ 0xF1AAF804, 0xFFA5F447, /* last */
+ _NOT_USED_, _NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
_NOT_USED_, _NOT_USED_, _NOT_USED_, _NOT_USED_,
/*
* Refresh (Offset 30 in UPMA RAM)
*/
0xFFAC3884, 0xFFAC3404, 0xFFAFFC04, 0xFFAFFC84,
- 0xFFAFFC07, /* last */
- _NOT_USED_, _NOT_USED_, _NOT_USED_,
+ 0xFFAFFC07, /* last */
+ _NOT_USED_, _NOT_USED_, _NOT_USED_,
/*
* MRS sequence (Offset 38 in UPMA RAM)
*/
- 0xFFAAB834, 0xFFA57434, 0xFFAFFC05, /* last */
- _NOT_USED_,
+ 0xFFAAB834, 0xFFA57434, 0xFFAFFC05, /* last */
+ _NOT_USED_,
/*
* Exception. (Offset 3c in UPMA RAM)
*/
- 0xFFAFFC04, 0xFFAFFC05, /* last */
- _NOT_USED_, _NOT_USED_,
+ 0xFFAFFC04, 0xFFAFFC05, /* last */
+ _NOT_USED_, _NOT_USED_,
};
/* ------------------------------------------------------------------------- */
@@ -103,82 +102,84 @@ const uint sdram_table[] =
long int initdram (int board_type)
{
- volatile immap_t *immap = (immap_t *)CFG_IMMR;
- volatile memctl8xx_t *memctl = &immap->im_memctl;
- volatile iop8xx_t *iop = &immap->im_ioport;
- volatile fec_t *fecp = &immap->im_cpm.cp_fec;
- long int size;
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+ volatile iop8xx_t *iop = &immap->im_ioport;
+ volatile fec_t *fecp = &immap->im_cpm.cp_fec;
+ long int size;
- upmconfig(UPMA, (uint *)sdram_table, sizeof(sdram_table)/sizeof(uint));
+ 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;
+ /*
+ * 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;
+ memctl->memc_mar = 0x00000088;
- /*
- * Map controller banks 2 and 3 to the SDRAM banks 2 and 3 at
- * preliminary addresses - these have to be modified after the
- * SDRAM size has been determined.
- */
- memctl->memc_or2 = CFG_OR2_PRELIM;
- memctl->memc_br2 = CFG_BR2_PRELIM;
+ /*
+ * Map controller banks 2 and 3 to the SDRAM banks 2 and 3 at
+ * preliminary addresses - these have to be modified after the
+ * SDRAM size has been determined.
+ */
+ memctl->memc_or2 = CFG_OR2_PRELIM;
+ memctl->memc_br2 = CFG_BR2_PRELIM;
- memctl->memc_mamr = CFG_MAMR & (~(MAMR_PTAE)); /* no refresh yet */
+ memctl->memc_mamr = CFG_MAMR & (~(MAMR_PTAE)); /* no refresh yet */
- udelay(200);
+ udelay (200);
- /* perform SDRAM initializsation sequence */
+ /* perform SDRAM initializsation sequence */
- memctl->memc_mcr = 0x80004105; /* SDRAM bank 0 */
- udelay(1);
- memctl->memc_mcr = 0x80004230; /* SDRAM bank 0 - execute twice */
- udelay(1);
+ memctl->memc_mcr = 0x80004105; /* SDRAM bank 0 */
+ udelay (1);
+ memctl->memc_mcr = 0x80004230; /* SDRAM bank 0 - execute twice */
+ udelay (1);
- memctl->memc_mcr = 0x80004105; /* SDRAM precharge */
- udelay(1);
- memctl->memc_mcr = 0x80004030; /* SDRAM 16x autorefresh */
- udelay(1);
- memctl->memc_mcr = 0x80004138; /* SDRAM upload parameters */
- udelay(1);
+ memctl->memc_mcr = 0x80004105; /* SDRAM precharge */
+ udelay (1);
+ memctl->memc_mcr = 0x80004030; /* SDRAM 16x autorefresh */
+ udelay (1);
+ memctl->memc_mcr = 0x80004138; /* SDRAM upload parameters */
+ udelay (1);
- memctl->memc_mamr |= MAMR_PTAE; /* enable refresh */
+ memctl->memc_mamr |= MAMR_PTAE; /* enable refresh */
- udelay (1000);
+ udelay (1000);
- /*
- * Check Bank 0 Memory Size for re-configuration
- *
- */
- size = dram_size (CFG_MAMR, (ulong *)SDRAM_BASE_PRELIM, SDRAM_MAX_SIZE);
+ /*
+ * Check Bank 0 Memory Size for re-configuration
+ *
+ */
+ size = dram_size (CFG_MAMR, (ulong *) SDRAM_BASE_PRELIM,
+ SDRAM_MAX_SIZE);
- udelay (1000);
+ udelay (1000);
- memctl->memc_mamr = CFG_MAMR;
- udelay (1000);
+ memctl->memc_mamr = CFG_MAMR;
+ udelay (1000);
- /*
- * Final mapping
- */
- memctl->memc_or2 = ((-size) & 0xFFFF0000) | CFG_OR2_PRELIM;
- memctl->memc_br2 = ((CFG_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V);
+ /*
+ * Final mapping
+ */
+ memctl->memc_or2 = ((-size) & 0xFFFF0000) | CFG_OR2_PRELIM;
+ memctl->memc_br2 = ((CFG_SDRAM_BASE & BR_BA_MSK) | BR_MS_UPMA | BR_V);
- udelay(10000);
+ udelay (10000);
- /* prepare pin multiplexing for fast ethernet */
+ /* prepare pin multiplexing for fast ethernet */
- atmLoad();
- fecp->fec_ecntrl = 0x00000004; /* rev D3 pinmux SET */
- iop->iop_pdpar |= 0x0080; /* set pin as MII_clock */
+ atmLoad ();
+ fecp->fec_ecntrl = 0x00000004; /* rev D3 pinmux SET */
+ iop->iop_pdpar |= 0x0080; /* set pin as MII_clock */
- return (size);
+ return (size);
}
/* ------------------------------------------------------------------------- */
@@ -191,46 +192,15 @@ long int initdram (int board_type)
* - short between data lines
*/
-static long int dram_size (long int mamr_value, long int *base, long int maxsize)
+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;
- 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);
- }
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
- for (cnt = 1; cnt <= maxsize/sizeof(long); cnt <<= 1) {
- addr = base + cnt; /* pointer arith! */
+ memctl->memc_mamr = mamr_value;
- val = *addr;
- *addr = save[--i];
-
- if (val != (~cnt)) {
- return (cnt * sizeof(long));
- }
- }
- return (maxsize);
+ return (get_ram_size (base, maxsize));
}
/*
@@ -239,79 +209,78 @@ static long int dram_size (long int mamr_value, long int *base, long int maxsize
int checkboard (void)
{
- return (0);
+ return (0);
}
-void board_serial_init(void)
+void board_serial_init (void)
{
- ;/* nothing to do here */
+ ; /* nothing to do here */
}
-void board_ether_init(void)
+void board_ether_init (void)
{
- volatile immap_t *immap = (immap_t *)CFG_IMMR;
- volatile iop8xx_t *iop = &immap->im_ioport;
- volatile fec_t *fecp = &immap->im_cpm.cp_fec;
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+ volatile iop8xx_t *iop = &immap->im_ioport;
+ volatile fec_t *fecp = &immap->im_cpm.cp_fec;
- atmLoad();
- fecp->fec_ecntrl = 0x00000004; /* rev D3 pinmux SET */
- iop->iop_pdpar |= 0x0080; /* set pin as MII_clock */
+ atmLoad ();
+ fecp->fec_ecntrl = 0x00000004; /* rev D3 pinmux SET */
+ iop->iop_pdpar |= 0x0080; /* set pin as MII_clock */
}
int board_pre_init (void)
{
- volatile immap_t *immap = (immap_t *)CFG_IMMR;
- volatile cpmtimer8xx_t *timers = &immap->im_cpmtimer;
- volatile memctl8xx_t *memctl = &immap->im_memctl;
- volatile iop8xx_t *iop = &immap->im_ioport;
-
- /* configure the LED timing output pins - port A pin 4 */
- iop->iop_papar = 0x0800;
- iop->iop_padir = 0x0800;
-
- /* start timer 2 for the 4hz LED blink rate */
- timers->cpmt_tmr2 = 0xff2c; /* 4hz for 64mhz */
- timers->cpmt_trr2 = 0x000003d0; /* clk/16 , prescale=256 */
- timers->cpmt_tgcr = 0x00000810; /* run timer 2 */
-
- /* chip select for PLD access */
- memctl->memc_br6 = 0x10000401;
- memctl->memc_or6 = 0xFC000908;
-
- /* PLD initial values ( set LEDs, remove reset on LXT) */
-
- *PLD_GCR1_REG = 0x06;
- *PLD_EXT_RES = 0xC0;
- *PLD_EXT_FETH = 0x40;
- *PLD_EXT_LED = 0xFF;
- *PLD_EXT_X21 = 0x04;
- return 0;
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+ volatile cpmtimer8xx_t *timers = &immap->im_cpmtimer;
+ volatile memctl8xx_t *memctl = &immap->im_memctl;
+ volatile iop8xx_t *iop = &immap->im_ioport;
+
+ /* configure the LED timing output pins - port A pin 4 */
+ iop->iop_papar = 0x0800;
+ iop->iop_padir = 0x0800;
+
+ /* start timer 2 for the 4hz LED blink rate */
+ timers->cpmt_tmr2 = 0xff2c; /* 4hz for 64mhz */
+ timers->cpmt_trr2 = 0x000003d0; /* clk/16 , prescale=256 */
+ timers->cpmt_tgcr = 0x00000810; /* run timer 2 */
+
+ /* chip select for PLD access */
+ memctl->memc_br6 = 0x10000401;
+ memctl->memc_or6 = 0xFC000908;
+
+ /* PLD initial values ( set LEDs, remove reset on LXT) */
+
+ *PLD_GCR1_REG = 0x06;
+ *PLD_EXT_RES = 0xC0;
+ *PLD_EXT_FETH = 0x40;
+ *PLD_EXT_LED = 0xFF;
+ *PLD_EXT_X21 = 0x04;
+ return 0;
}
-void board_get_enetaddr (uchar *addr)
+void board_get_enetaddr (uchar * addr)
{
- int i;
- volatile immap_t *immap = (immap_t *)CFG_IMMR;
- volatile cpm8xx_t *cpm = &immap->im_cpm;
- unsigned int rccrtmp;
-
- char default_mac_addr[] = {0x00, 0x08, 0x01, 0x02, 0x03, 0x04};
-
- for (i=0; i<6; i++)
- addr[i] = default_mac_addr[i];
+ int i;
+ volatile immap_t *immap = (immap_t *) CFG_IMMR;
+ volatile cpm8xx_t *cpm = &immap->im_cpm;
+ unsigned int rccrtmp;
- printf("There is an error in the i2c driver .. /n");
- printf("You need to fix it first....../n");
+ char default_mac_addr[] = { 0x00, 0x08, 0x01, 0x02, 0x03, 0x04 };
- rccrtmp = cpm->cp_rccr;
- cpm->cp_rccr |= 0x0020;
+ for (i = 0; i < 6; i++)
+ addr[i] = default_mac_addr[i];
- i2c_reg_read(0xa0, 0);
- printf ("seep = '-%c-%c-%c-%c-%c-%c-'\n",
- i2c_reg_read(0xa0, 0), i2c_reg_read(0xa0, 0), i2c_reg_read(0xa0, 0),
- i2c_reg_read(0xa0, 0), i2c_reg_read(0xa0, 0), i2c_reg_read(0xa0, 0) );
+ printf ("There is an error in the i2c driver .. /n");
+ printf ("You need to fix it first....../n");
- cpm->cp_rccr = rccrtmp;
+ rccrtmp = cpm->cp_rccr;
+ cpm->cp_rccr |= 0x0020;
+ i2c_reg_read (0xa0, 0);
+ printf ("seep = '-%c-%c-%c-%c-%c-%c-'\n",
+ i2c_reg_read (0xa0, 0), i2c_reg_read (0xa0, 0),
+ i2c_reg_read (0xa0, 0), i2c_reg_read (0xa0, 0),
+ i2c_reg_read (0xa0, 0), i2c_reg_read (0xa0, 0));
+ cpm->cp_rccr = rccrtmp;
}
generated by cgit v1.2.3 (git 2.25.1) at 2024-05-14 03:18:58 +0000