printf ("PCI %d bus mode: Conventional PCI\n", host);
break;
case 1:
- printf ("PCI %d bus mode: 66 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 66 MHz PCIX\n", host);
break;
case 2:
- printf ("PCI %d bus mode: 100 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 100 MHz PCIX\n", host);
break;
case 3:
- printf ("PCI %d bus mode: 133 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 133 MHz PCIX\n", host);
break;
default:
printf ("Unknown BUS %d\n", mode);
printf ("PCI %d bus mode: Conventional PCI\n", host);
break;
case 1:
- printf ("PCI %d bus mode: 66 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 66 MHz PCIX\n", host);
break;
case 2:
- printf ("PCI %d bus mode: 100 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 100 MHz PCIX\n", host);
break;
case 3:
- printf ("PCI %d bus mode: 133 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 133 MHz PCIX\n", host);
break;
default:
printf ("Unknown BUS %d\n", mode);
do {
#ifdef CONFIG_STRESS
- printf("enter cpu clock frequency 400, 500, 533, 667 Mhz or quit to abort\n");
+ printf("enter cpu clock frequency 400, 500, 533, 667 MHz or quit to abort\n");
#else
- printf("enter cpu clock frequency 400, 500, 533 Mhz or quit to abort\n");
+ printf("enter cpu clock frequency 400, 500, 533 MHz or quit to abort\n");
#endif
nbytes = readline (" ? ");
else {
do {
if (strcmp(cpuClock, "400") == 0)
- printf("enter plb clock frequency 100, 133 Mhz or quit to abort\n");
+ printf("enter plb clock frequency 100, 133 MHz or quit to abort\n");
#ifdef CONFIG_STRESS
if (strcmp(cpuClock, "667") == 0)
- printf("enter plb clock frequency 133, 166 Mhz or quit to abort\n");
+ printf("enter plb clock frequency 133, 166 MHz or quit to abort\n");
#endif
nbytes = readline (" ? ");
}
do {
- printf("enter Pci-X clock frequency 33, 66, 100 or 133 Mhz or quit to abort\n");
+ printf("enter Pci-X clock frequency 33, 66, 100 or 133 MHz or quit to abort\n");
nbytes = readline (" ? ");
if (strcmp(console_buffer, "quit") == 0)
} while (nbytes == 0);
- printf("\nsys clk = %sMhz\n", sysClock);
- printf("cpu clk = %sMhz\n", cpuClock);
- printf("plb clk = %sMhz\n", plbClock);
- printf("Pci-X clk = %sMhz\n", pcixClock);
+ printf("\nsys clk = %s MHz\n", sysClock);
+ printf("cpu clk = %s MHz\n", cpuClock);
+ printf("plb clk = %s MHz\n", plbClock);
+ printf("Pci-X clk = %s MHz\n", pcixClock);
do {
printf("\npress [y] to write I2C bootstrap \n");
chip = IIC0_ALT_BOOTPROM_ADDR;
do {
- printf("enter sys clock frequency 33 or 66 Mhz or quit to abort\n");
+ printf("enter sys clock frequency 33 or 66 MHz or quit to abort\n");
nbytes = readline (" ? ");
if (strcmp(console_buffer, "quit") == 0)
do {
if (strcmp(sysClock, "66") == 0) {
- printf("enter cpu clock frequency 400, 533 Mhz or quit to abort\n");
+ printf("enter cpu clock frequency 400, 533 MHz or quit to abort\n");
} else {
#ifdef CONFIG_STRESS
- printf("enter cpu clock frequency 400, 500, 533, 667 Mhz or quit to abort\n");
+ printf("enter cpu clock frequency 400, 500, 533, 667 MHz or quit to abort\n");
#else
- printf("enter cpu clock frequency 400, 500, 533 Mhz or quit to abort\n");
+ printf("enter cpu clock frequency 400, 500, 533 MHz or quit to abort\n");
#endif
}
nbytes = readline (" ? ");
} else {
do {
if (strcmp(cpuClock, "400") == 0)
- printf("enter plb clock frequency 100, 133 Mhz or quit to abort\n");
+ printf("enter plb clock frequency 100, 133 MHz or quit to abort\n");
#ifdef CONFIG_STRESS
if (strcmp(cpuClock, "667") == 0)
- printf("enter plb clock frequency 133, 166 Mhz or quit to abort\n");
+ printf("enter plb clock frequency 133, 166 MHz or quit to abort\n");
#endif
nbytes = readline (" ? ");
}
do {
- printf("enter Pci-X clock frequency 33, 66, 100 or 133 Mhz or quit to abort\n");
+ printf("enter Pci-X clock frequency 33, 66, 100 or 133 MHz or quit to abort\n");
nbytes = readline (" ? ");
if (strcmp(console_buffer, "quit") == 0)
} while (nbytes == 0);
- printf("\nsys clk = %sMhz\n", sysClock);
- printf("cpu clk = %sMhz\n", cpuClock);
- printf("plb clk = %sMhz\n", plbClock);
- printf("Pci-X clk = %sMhz\n", pcixClock);
+ printf("\nsys clk = %s MHz\n", sysClock);
+ printf("cpu clk = %s MHz\n", cpuClock);
+ printf("plb clk = %s MHz\n", plbClock);
+ printf("Pci-X clk = %s MHz\n", pcixClock);
do {
printf("\npress [y] to write I2C bootstrap \n");
{{4, 1}, {4, 2}, {4, 4}} /* CCLK = 100M */
};
const char *const log[CCLK_NUM][SCLK_NUM] = {
- {"CCLK-500Mhz SCLK-125Mhz: Writing...\0",
- "CCLK-500Mhz SCLK-100Mhz: Writing...\0",
- "CCLK-500Mhz SCLK- 50Mhz: Writing...\0",},
- {"CCLK-400Mhz SCLK-100Mhz: Writing...\0",
- "CCLK-400Mhz SCLK- 80Mhz: Writing...\0",
- "CCLK-400Mhz SCLK- 50Mhz: Writing...\0",},
- {"CCLK-200Mhz SCLK-100Mhz: Writing...\0",
- "CCLK-200Mhz SCLK- 50Mhz: Writing...\0",
- "CCLK-200Mhz SCLK- 40Mhz: Writing...\0",},
- {"CCLK-100Mhz SCLK-100Mhz: Writing...\0",
- "CCLK-100Mhz SCLK- 50Mhz: Writing...\0",
- "CCLK-100Mhz SCLK- 25Mhz: Writing...\0",},
+ {"CCLK-500MHz SCLK-125MHz: Writing...\0",
+ "CCLK-500MHz SCLK-100MHz: Writing...\0",
+ "CCLK-500MHz SCLK- 50MHz: Writing...\0",},
+ {"CCLK-400MHz SCLK-100MHz: Writing...\0",
+ "CCLK-400MHz SCLK- 80MHz: Writing...\0",
+ "CCLK-400MHz SCLK- 50MHz: Writing...\0",},
+ {"CCLK-200MHz SCLK-100MHz: Writing...\0",
+ "CCLK-200MHz SCLK- 50MHz: Writing...\0",
+ "CCLK-200MHz SCLK- 40MHz: Writing...\0",},
+ {"CCLK-100MHz SCLK-100MHz: Writing...\0",
+ "CCLK-100MHz SCLK- 50MHz: Writing...\0",
+ "CCLK-100MHz SCLK- 25MHz: Writing...\0",},
};
int memory_post_test(int flags)
/* To set the appropriate timings, we need to know the SDRAM speed. */
/* We can use the PLB speed since the SDRAM speed is the same as */
/* the PLB speed. The PLB speed is the FBK divider times the */
-/* 405GP reference clock, which on the L1 is 25Mhz. */
-/* Thus, if FBK div is 2, SDRAM is 50Mhz; if FBK div is 3, SDRAM is */
-/* 150Mhz; if FBK is 3, SDRAM is 150Mhz. */
+/* 405GP reference clock, which on the L1 is 25MHz. */
+/* Thus, if FBK div is 2, SDRAM is 50MHz; if FBK div is 3, SDRAM is */
+/* 150MHz; if FBK is 3, SDRAM is 150MHz. */
/* divisor = ((mfdcr(strap)>> 28) & 0x3); */
-/* write SDRAM timing for 100Mhz. */
+/* write SDRAM timing for 100MHz. */
mtdcr (memcfga, mem_sdtr1);
mtdcr (memcfgd, 0x0086400D);
{
if (pci_find_device(PCI_VENDOR_ID_NCR, PCI_DEVICE_ID_NCR_53C860, 0) > 0)
{
- /* BAB740 with SCSI=IRQ 11; SCC=IRQ 9; no IDE; NCR860 at 80 Mhz */
+ /* BAB740 with SCSI=IRQ 11; SCC=IRQ 9; no IDE; NCR860 at 80 MHz */
scsi_dev_id = PCI_DEVICE_ID_NCR_53C860;
scsi_max_scsi_id = 7;
scsi_sym53c8xx_ccf = 0x15;
printf ("PCI %d bus mode: Conventional PCI\n", host);
break;
case 1:
- printf ("PCI %d bus mode: 66 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 66 MHz PCIX\n", host);
break;
case 2:
- printf ("PCI %d bus mode: 100 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 100 MHz PCIX\n", host);
break;
case 3:
- printf ("PCI %d bus mode: 133 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 133 MHz PCIX\n", host);
break;
default:
printf ("Unknown BUS %d\n", mode);
if (value) {
puts(", 33 MHz PCI");
} else {
- puts(", 66 Mhz PCI");
+ puts(", 66 MHz PCI");
}
}
/* Now run the precharge/nop/mrs commands.
*/
- memctl->memc_mcr = 0x80808111; /* run umpb cs4 1 count 1, addr 0x11 ??? (50Mhz) */
- /* run umpb cs4 1 count 1, addr 0x11 precharge+MRS (100Mhz) */
+ memctl->memc_mcr = 0x80808111; /* run umpb cs4 1 count 1, addr 0x11 ??? (50MHz) */
+ /* run umpb cs4 1 count 1, addr 0x11 precharge+MRS (100MHz) */
udelay(200);
/* Run 8 refresh cycles */
- memctl->memc_mcr = SDRAM_MCRVALUE0; /* run upmb cs4 loop 1 addr 0x5 precharge+MRS (50 Mhz)*/
+ memctl->memc_mcr = SDRAM_MCRVALUE0; /* run upmb cs4 loop 1 addr 0x5 precharge+MRS (50 MHz)*/
/* run upmb cs4 loop 1 addr 0x11 precharge+MRS (100MHz) */
udelay(200);
- memctl->memc_mbmr = SDRAM_MBMRVALUE1; /* TLF 4 (100 Mhz) or TLF 8 (50MHz) */
- memctl->memc_mcr = SDRAM_MCRVALUE1; /* run upmb cs4 loop 1 addr 0x30 refr (50 Mhz) */
+ memctl->memc_mbmr = SDRAM_MBMRVALUE1; /* TLF 4 (100 MHz) or TLF 8 (50MHz) */
+ memctl->memc_mcr = SDRAM_MCRVALUE1; /* run upmb cs4 loop 1 addr 0x30 refr (50 MHz) */
/* run upmb cs4 loop 1 addr 0x11 precharge+MRS ??? (100MHz) */
udelay(200);
* Errata LBC11.
* Fix Local Bus clock glitch when DLL is enabled.
*
- * If localbus freq is < 66Mhz, DLL bypass mode must be used.
- * If localbus freq is > 133Mhz, DLL can be safely enabled.
+ * If localbus freq is < 66MHz, DLL bypass mode must be used.
+ * If localbus freq is > 133MHz, DLL can be safely enabled.
* Between 66 and 133, the DLL is enabled with an override workaround.
*/
* Errata LBC11.
* Fix Local Bus clock glitch when DLL is enabled.
*
- * If localbus freq is < 66Mhz, DLL bypass mode must be used.
- * If localbus freq is > 133Mhz, DLL can be safely enabled.
+ * If localbus freq is < 66MHz, DLL bypass mode must be used.
+ * If localbus freq is > 133MHz, DLL can be safely enabled.
* Between 66 and 133, the DLL is enabled with an override workaround.
*/
* Errata LBC11.
* Fix Local Bus clock glitch when DLL is enabled.
*
- * If localbus freq is < 66Mhz, DLL bypass mode must be used.
- * If localbus freq is > 133Mhz, DLL can be safely enabled.
+ * If localbus freq is < 66MHz, DLL bypass mode must be used.
+ * If localbus freq is > 133MHz, DLL can be safely enabled.
* Between 66 and 133, the DLL is enabled with an override workaround.
*/
* Errata LBC11.
* Fix Local Bus clock glitch when DLL is enabled.
*
- * If localbus freq is < 66Mhz, DLL bypass mode must be used.
- * If localbus freq is > 133Mhz, DLL can be safely enabled.
+ * If localbus freq is < 66MHz, DLL bypass mode must be used.
+ * If localbus freq is > 133MHz, DLL can be safely enabled.
* Between 66 and 133, the DLL is enabled with an override workaround.
*/
/*
* Initialize beeper-related hardware. Initialize timer 1 for use with
- * the beeper. Use 66 Mhz internal clock with prescale of 33 to get
+ * the beeper. Use 66 MHz internal clock with prescale of 33 to get
* 1 uS period per count.
* FIXME: we should really compute the prescale based on the reported
* core clock frequency.
MCF_GPIO_SDRAM_SDCS_01);
/*
- * Wait 100us. We run the bus at 50Mhz, one cycle is 20ns. So 5
+ * Wait 100us. We run the bus at 50MHz, one cycle is 20ns. So 5
* iterations will do, but we do 10 just to be safe.
*/
for (i = 0; i < 10; ++i)
* modified for Promess PRO - by Andy Joseph, andy@promessdev.com
* modified for Promess PRO-Motion - by Robert McCullough, rob@promessdev.com
* modified by Chris M. Tumas 6/20/06 Change CAS latency to 2 from 3
- * Also changed the refresh for 100Mhz operation
+ * Also changed the refresh for 100MHz operation
*
* See file CREDITS for list of people who contributed to this
* project.
#if !defined(CONFIG_RAM_AS_FLASH) /* LocalBus is not emulating flash */
get_sys_info(&sysinfo);
- /* if localbus freq is less than 66Mhz,we use bypass mode,otherwise use DLL */
+ /* if localbus freq is less than 66MHz,we use bypass mode,otherwise use DLL */
if(sysinfo.freqSystemBus/(CONFIG_SYS_LBC_LCRR & 0x0f) < 66000000) {
lbc->lcrr = (CONFIG_SYS_LBC_LCRR & 0x0fffffff)| 0x80000000;
} else {
(datain[2] != 0x04) || /* if not SDRAM */
(!((datain[6] == 0x40) || (datain[6] == 0x48))) || /* or not (64 Bit or 72 Bit) */
(datain[7] != 0x00) || (datain[8] != 0x01) || /* or not LVTTL signal levels */
- (datain[126] == 0x66)) /* or a 66Mhz modules */
+ (datain[126] == 0x66)) /* or a 66MHz modules */
SDRAM_err ("unsupported SDRAM");
#ifdef SDRAM_DEBUG
serial_puts ("SDRAM sanity ok\n");
* Errata LBC11.
* Fix Local Bus clock glitch when DLL is enabled.
*
- * If localbus freq is < 66Mhz, DLL bypass mode must be used.
- * If localbus freq is > 133Mhz, DLL can be safely enabled.
+ * If localbus freq is < 66MHz, DLL bypass mode must be used.
+ * If localbus freq is > 133MHz, DLL can be safely enabled.
* Between 66 and 133, the DLL is enabled with an override workaround.
*/
* Errata LBC11.
* Fix Local Bus clock glitch when DLL is enabled.
*
- * If localbus freq is < 66Mhz, DLL bypass mode must be used.
- * If localbus freq is > 133Mhz, DLL can be safely enabled.
+ * If localbus freq is < 66MHz, DLL bypass mode must be used.
+ * If localbus freq is > 133MHz, DLL can be safely enabled.
* Between 66 and 133, the DLL is enabled with an override workaround.
*/
printf ("PCI %d bus mode: Conventional PCI\n", host);
break;
case 1:
- printf ("PCI %d bus mode: 66 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 66 MHz PCIX\n", host);
break;
case 2:
- printf ("PCI %d bus mode: 100 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 100 MHz PCIX\n", host);
break;
case 3:
- printf ("PCI %d bus mode: 133 Mhz PCIX\n", host);
+ printf ("PCI %d bus mode: 133 MHz PCIX\n", host);
break;
default:
printf ("Unknown BUS %d\n", mode);
#if 0
#if !defined(CONFIG_RAM_AS_FLASH) /* LocalBus SDRAM is not emulating flash */
get_sys_info(&sysinfo);
- /* if localbus freq is less than 66Mhz,we use bypass mode,otherwise use DLL */
+ /* if localbus freq is less than 66MHz,we use bypass mode,otherwise use DLL */
if(sysinfo.freqSystemBus/(CONFIG_SYS_LBC_LCRR & 0x0f) < 66000000) {
lbc->lcrr = (CONFIG_SYS_LBC_LCRR & 0x0fffffff)| 0x80000000;
} else {
iop->iop_padir = 0x0800;
/* start timer 2 for the 4hz LED blink rate */
- timers->cpmt_tmr2 = 0xff2c; /* 4hz for 64mhz */
+ timers->cpmt_tmr2 = 0xff2c; /* 4HZ for 64MHz */
timers->cpmt_trr2 = 0x000003d0; /* clk/16 , prescale=256 */
timers->cpmt_tgcr = 0x00000810; /* run timer 2 */
/* 11 = divide by 7 */
/* */
/* Note that the UTOPIA clock must be programmed as to operate */
- /* within the range SYSCLK/10 .. 50Mhz. */
+ /* within the range SYSCLK/10 .. 50MHz. */
/*-----------------------------------------------------------------*/
car->car_sccr &= 0xFFFFFFE0;
car->car_sccr |= 0x00000008; /* UTPCLK = SYSCLK / 4 */
* Errata LBC11.
* Fix Local Bus clock glitch when DLL is enabled.
*
- * If localbus freq is < 66Mhz, DLL bypass mode must be used.
- * If localbus freq is > 133Mhz, DLL can be safely enabled.
+ * If localbus freq is < 66MHz, DLL bypass mode must be used.
+ * If localbus freq is > 133MHz, DLL can be safely enabled.
* Between 66 and 133, the DLL is enabled with an override workaround.
*/
| Date Description of Change BY
| --------- --------------------- ---
| 05-May-99 Created MKW
- | 01-Jul-99 Changed clock setting of sta_reg from 66Mhz to 50Mhz to
+ | 01-Jul-99 Changed clock setting of sta_reg from 66MHz to 50MHz to
| better match OPB speed. Also modified delay times. JWB
| 29-Jul-99 Added Full duplex support MKW
| 24-Aug-99 Removed printf from dp83843_duplex() JWB
*
* RETURNS:
* 150.000.000 for 150 MHz
-* 133.333.333 for 133 Mhz (= 400MHz/3)
-* 100.000.000 for 100 Mhz (= 400MHz/4)
+* 133.333.333 for 133 MHz (= 400MHz/3)
+* 100.000.000 for 100 MHz (= 400MHz/4)
* NOTE:
* This functions should be used by the hardware driver to get the correct
* frequency of the CPU. Don't use the macros, which are set to init the CPU
return OK;
}
-/* FDR table base on 33Mhz - more detail please refer to Odini2c_dividers.xls
+/* FDR table base on 33MHz - more detail please refer to Odini2c_dividers.xls
FDR FDR scl sda scl2tap2
510 432 tap tap tap tap scl_per sda_hold I2C Freq 0 1 2 3 4 5
000 000 9 3 4 1 28 Clocks 9 Clocks 1190 KHz 0 0 0 0 0 0
+ (spd.clk_cycle & 0x0f));
max_data_rate = max_bus_clk * 2;
- debug("DDR:Module maximum data rate is: %dMhz\n", max_data_rate);
+ debug("DDR:Module maximum data rate is: %d MHz\n", max_data_rate);
ddrc_clk = gd->mem_clk / 1000000;
effective_data_rate = 0;
}
}
- debug("DDR:Effective data rate is: %dMhz\n", effective_data_rate);
+ debug("DDR:Effective data rate is: %dMHz\n", effective_data_rate);
debug("DDR:The MSB 1 of CAS Latency is: %d\n", caslat);
/*
* * the MII management interface clock must be less than or equal
* * to 2.5 MHz.
* * This MDC frequency is equal to system clock / (2 * MII_SPEED).
- * * Then MII_SPEED = system_clock / 2 * 2,5 Mhz.
+ * * Then MII_SPEED = system_clock / 2 * 2,5 MHz.
*
* All MII configuration is done via FEC1 registers:
*/
int divisor=(gd->cpu_clk + 8*gd->baudrate)/16/gd->baudrate;
if(divisor/16>0x1000) {
- /* bad divisor, assume 50Mhz clock and 9600 baud */
+ /* bad divisor, assume 50MHz clock and 9600 baud */
divisor=(50*1000*1000 + 8*9600)/16/9600;
}
#endif /* CONFIG_SYS_PCI_CLASSCODE */
/*--------------------------------------------------------------------------+
- * If PCI speed = 66Mhz, set 66Mhz capable bit.
+ * If PCI speed = 66MHz, set 66MHz capable bit.
*--------------------------------------------------------------------------*/
if (bd->bi_pci_busfreq >= 66000000) {
pci_read_config_word(PCIDEVID_405GP, PCI_STATUS, &temp_short);
sta_reg = reg; /* reg address */
- /* set clock (50Mhz) and read flags */
+ /* set clock (50MHz) and read flags */
#if defined(CONFIG_440GX) || defined(CONFIG_440SPE) || \
defined(CONFIG_440EPX) || defined(CONFIG_440GRX) || \
defined(CONFIG_460EX) || defined(CONFIG_460GT) || \
* is equal to the 405GP SYS_CLK_FREQ. If not in bypass mode, check VCO
* to make sure it is within the proper range.
* spec: VCO = SYS_CLOCK x FBKDIV x PLBDIV x FWDDIV
- * Note freqVCO is calculated in Mhz to avoid errors introduced by rounding.
+ * Note freqVCO is calculated in MHz to avoid errors introduced by rounding.
*/
if (sysInfo->pllFwdDiv == 1) {
sysInfo->freqProcessor = CONFIG_SYS_CLK_FREQ;
/*
Enable ACK, IICCLK=MCLK/16, enable interrupt
- 75Mhz/16/(12+1) = 390625 Hz
+ 75MHz/16/(12+1) = 390625 Hz
*/
rIICCON=(1<<7)|(0<<6)|(1<<5)|(0xC);
IICCON = rIICCON;
scsi_write_byte(SCNTL0,0xC0); /* full arbitration no start, no message, parity disabled, master */
scsi_write_byte(SCNTL1,0x00);
scsi_write_byte(SCNTL2,0x00);
-#ifndef CONFIG_SYS_SCSI_SYM53C8XX_CCF /* config value for none 40 mhz clocks */
+#ifndef CONFIG_SYS_SCSI_SYM53C8XX_CCF /* config value for none 40 MHz clocks */
scsi_write_byte(SCNTL3,0x13); /* synchronous clock 40/4=10MHz, asynchronous 40MHz */
#else
- scsi_write_byte(SCNTL3,CONFIG_SYS_SCSI_SYM53C8XX_CCF); /* config value for none 40 mhz clocks */
+ scsi_write_byte(SCNTL3,CONFIG_SYS_SCSI_SYM53C8XX_CCF); /* config value for none 40 MHz clocks */
#endif
scsi_write_byte(SCID,0x47); /* ID=7, enable reselection */
scsi_write_byte(SXFER,0x00); /* synchronous transfer period 10MHz, asynchronous */
udelay (5000);
}
- /* 12Mhz I2C module clock */
+ /* 12MHz I2C module clock */
outw (0, I2C_PSC);
outw (I2C_CON_EN, I2C_CON);
outw (0, I2C_SYSTEST);
udelay (50000);
}
- /* 12Mhz I2C module clock */
+ /* 12MHz I2C module clock */
outw (0, I2C_PSC);
speed = speed/1000; /* 100 or 400 */
scl = ((12000/(speed*2)) - 7); /* use 7 when PSC = 0 */
The EEPROM code is for common 93c06/46 EEPROMs w/ 6bit addresses. */
/* Delay between EEPROM clock transitions.
- No extra delay is needed with 33Mhz PCI, but future 66Mhz
+ No extra delay is needed with 33MHz PCI, but future 66MHz
access may need a delay. */
#define eeprom_delay(ee_addr) INL(dev, ee_addr)
Read and write MII registers using software-generated serial MDIO
protocol. See the MII specifications or DP83840A data sheet for details.
- The maximum data clock rate is 2.5 Mhz. To meet minimum timing we
+ The maximum data clock rate is 2.5 MHz. To meet minimum timing we
must flush writes to the PCI bus with a PCI read. */
#define mdio_delay(mdio_addr) INL(dev, mdio_addr)
/*
Delay between EEPROM clock transitions.
- No extra delay is needed with 33Mhz PCI, but 66Mhz may change this.
+ No extra delay is needed with 33MHz PCI, but 66MHz may change this.
*/
#define eeprom_delay() inl(ee_addr)
REG_WR (pDevice, Grc.Mode, Value32);
/* Setup the timer prescalar register. */
- REG_WR (pDevice, Grc.MiscCfg, 65 << 1); /* Clock is alwasy 66Mhz. */
+ REG_WR (pDevice, Grc.MiscCfg, 65 << 1); /* Clock is alwasy 66MHz. */
/* Set up the MBUF pool base address and size. */
REG_WR (pDevice, BufMgr.MbufPoolAddr, pDevice->MbufBase);
return;
}
- /* Assume the brgclk is 'good enough', we want !(gd->cpu_clk%48Mhz)
+ /* Assume the brgclk is 'good enough', we want !(gd->cpu_clk%48MHz)
* but, can /probably/ live with close-ish alternative rates.
*/
divisor = (gd->cpu_clk / 48000000L) - 1;
projects / u-boot / commitdiff