* Foundation, Inc., 59 Temple Place, Suite 330, Boston,
* MA 02111-1307 USA
*/
-
#include <common.h>
+#include <libfdt.h>
+#include <fdt_support.h>
#include <asm/processor.h>
+#include <asm/io.h>
#include <command.h>
#include <malloc.h>
#include <net.h>
+#include <pci.h>
DECLARE_GLOBAL_DATA_PTR;
-extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]); /*cmd_boot.c*/
-#if 0
-#define FPGA_DEBUG
-#endif
+extern int do_reset (cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]);
+extern void __ft_board_setup(void *blob, bd_t *bd);
+
+#undef FPGA_DEBUG
/* fpga configuration data - generated by bin2cc */
const unsigned char fpgadata[] =
{
-#ifdef CONFIG_CPCI405_VER2
-# ifdef CONFIG_CPCI405AB
+#if defined(CONFIG_CPCI405_VER2)
+# if defined(CONFIG_CPCI405AB)
# include "fpgadata_cpci405ab.c"
# else
# include "fpgadata_cpci4052.c"
* include common fpga code (for esd boards)
*/
#include "../common/fpga.c"
-
-
#include "../common/auto_update.h"
-#ifdef CONFIG_CPCI405AB
+#if defined(CONFIG_CPCI405AB)
au_image_t au_image[] = {
{"cpci405ab/preinst.img", 0, -1, AU_SCRIPT},
{"cpci405ab/pImage", 0xffc00000, 0x000c0000, AU_NOR},
{"cpci405ab/postinst.img", 0, 0, AU_SCRIPT},
};
#else
-#ifdef CONFIG_CPCI405_VER2
+#if defined(CONFIG_CPCI405_VER2)
au_image_t au_image[] = {
{"cpci4052/preinst.img", 0, -1, AU_SCRIPT},
{"cpci4052/pImage", 0xffc00000, 0x000c0000, AU_NOR},
int N_AU_IMAGES = (sizeof(au_image) / sizeof(au_image[0]));
-
/* Prototypes */
int cpci405_version(void);
int gunzip(void *, int, unsigned char *, unsigned long *);
void lxt971_no_sleep(void);
-
-int board_early_init_f (void)
+int board_early_init_f(void)
{
#ifndef CONFIG_CPCI405_VER2
int index, len, i;
#ifdef FPGA_DEBUG
/* set up serial port with default baudrate */
- (void) get_clocks ();
+ (void)get_clocks();
gd->baudrate = CONFIG_BAUDRATE;
- serial_init ();
+ serial_init();
console_init_f();
#endif
/*
- * First pull fpga-prg pin low, to disable fpga logic (on version 2 board)
+ * First pull fpga-prg pin low,
+ * to disable fpga logic (on version 2 board)
*/
- out32(GPIO0_ODR, 0x00000000); /* no open drain pins */
- out32(GPIO0_TCR, CFG_FPGA_PRG); /* setup for output */
- out32(GPIO0_OR, CFG_FPGA_PRG); /* set output pins to high */
- out32(GPIO0_OR, 0); /* pull prg low */
+ out_be32((void *)GPIO0_ODR, 0x00000000); /* no open drain pins */
+ out_be32((void *)GPIO0_TCR, CONFIG_SYS_FPGA_PRG); /* setup for output */
+ out_be32((void *)GPIO0_OR, CONFIG_SYS_FPGA_PRG); /* set output pins to high */
+ out_be32((void *)GPIO0_OR, 0); /* pull prg low */
/*
* Boot onboard FPGA
/* booting FPGA failed */
#ifndef FPGA_DEBUG
/* set up serial port with default baudrate */
- (void) get_clocks ();
+ (void)get_clocks();
gd->baudrate = CONFIG_BAUDRATE;
- serial_init ();
+ serial_init();
console_init_f();
#endif
printf("\nFPGA: Booting failed ");
switch (status) {
case ERROR_FPGA_PRG_INIT_LOW:
- printf("(Timeout: INIT not low after asserting PROGRAM*)\n ");
+ printf("(Timeout: INIT not low after "
+ "asserting PROGRAM*)\n ");
break;
case ERROR_FPGA_PRG_INIT_HIGH:
- printf("(Timeout: INIT not high after deasserting PROGRAM*)\n ");
+ printf("(Timeout: INIT not high after "
+ "deasserting PROGRAM*)\n ");
break;
case ERROR_FPGA_PRG_DONE:
- printf("(Timeout: DONE not high after programming FPGA)\n ");
+ printf("(Timeout: DONE not high after "
+ "programming FPGA)\n ");
break;
}
/* display infos on fpgaimage */
index = 15;
- for (i=0; i<4; i++) {
+ for (i = 0; i < 4; i++) {
len = fpgadata[index];
- printf("FPGA: %s\n", &(fpgadata[index+1]));
- index += len+3;
+ printf("FPGA: %s\n", &(fpgadata[index + 1]));
+ index += len + 3;
}
- putc ('\n');
+ putc('\n');
/* delayed reboot */
- for (i=20; i>0; i--) {
+ for (i = 20; i > 0; i--) {
printf("Rebooting in %2d seconds \r",i);
- for (index=0;index<1000;index++)
+ for (index = 0; index < 1000; index++)
udelay(1000);
}
- putc ('\n');
+ putc('\n');
do_reset(NULL, 0, 0, NULL);
}
}
* IRQ 16 405GP internally generated; active low; level sensitive
* IRQ 17-24 RESERVED
* IRQ 25 (EXT IRQ 0) CAN0; active low; level sensitive
- * IRQ 26 (EXT IRQ 1) CAN1 (+FPGA on CPCI4052) ; active low; level sensitive
+ * IRQ 26 (EXT IRQ 1) CAN1 (+FPGA on CPCI4052); active low; level sens.
* IRQ 27 (EXT IRQ 2) PCI SLOT 0; active low; level sensitive
* IRQ 28 (EXT IRQ 3) PCI SLOT 1; active low; level sensitive
* IRQ 29 (EXT IRQ 4) PCI SLOT 2; active low; level sensitive
* IRQ 30 (EXT IRQ 5) PCI SLOT 3; active low; level sensitive
* IRQ 31 (EXT IRQ 6) COMPACT FLASH; active high; level sensitive
*/
- mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
- mtdcr(uicer, 0x00000000); /* disable all ints */
- mtdcr(uiccr, 0x00000000); /* set all to be non-critical*/
+ mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
+ mtdcr(uicer, 0x00000000); /* disable all ints */
+ mtdcr(uiccr, 0x00000000); /* set all to be non-critical*/
+#if defined(CONFIG_CPCI405_6U)
if (cpci405_version() == 3) {
- mtdcr(uicpr, 0xFFFFFF99); /* set int polarities */
+ mtdcr(uicpr, 0xFFFFFF99); /* set int polarities */
} else {
- mtdcr(uicpr, 0xFFFFFF81); /* set int polarities */
+ mtdcr(uicpr, 0xFFFFFF81); /* set int polarities */
}
- mtdcr(uictr, 0x10000000); /* set int trigger levels */
- mtdcr(uicvcr, 0x00000001); /* set vect base=0,INT0 highest priority*/
- mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
+#else
+ mtdcr(uicpr, 0xFFFFFF81); /* set int polarities */
+#endif
+ mtdcr(uictr, 0x10000000); /* set int trigger levels */
+ mtdcr(uicvcr, 0x00000001); /* set vect base=0,
+ * INT0 highest priority */
+ mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */
return 0;
}
-
-/* ------------------------------------------------------------------------- */
-
int ctermm2(void)
{
-#ifdef CONFIG_CPCI405_VER2
- return 0; /* no, board is cpci405 */
+#if defined(CONFIG_CPCI405_VER2)
+ return 0; /* no, board is cpci405 */
#else
- if ((*(unsigned char *)0xf0000400 == 0x00) &&
- (*(unsigned char *)0xf0000401 == 0x01))
- return 0; /* no, board is cpci405 */
+ if ((in_8((void*)0xf0000400) == 0x00) &&
+ (in_8((void*)0xf0000401) == 0x01))
+ return 0; /* no, board is cpci405 */
else
- return -1; /* yes, board is cterm-m2 */
+ return -1; /* yes, board is cterm-m2 */
#endif
}
-
int cpci405_host(void)
{
if (mfdcr(strap) & PSR_PCI_ARBIT_EN)
- return -1; /* yes, board is cpci405 host */
+ return -1; /* yes, board is cpci405 host */
else
- return 0; /* no, board is cpci405 adapter */
+ return 0; /* no, board is cpci405 adapter */
}
-
int cpci405_version(void)
{
unsigned long cntrl0Reg;
*/
cntrl0Reg = mfdcr(cntrl0);
mtdcr(cntrl0, cntrl0Reg | 0x03000000);
- out32(GPIO0_ODR, in32(GPIO0_ODR) & ~0x00180000);
- out32(GPIO0_TCR, in32(GPIO0_TCR) & ~0x00180000);
- udelay(1000); /* wait some time before reading input */
- value = in32(GPIO0_IR) & 0x00180000; /* get config bits */
+ out_be32((void*)GPIO0_ODR, in_be32((void*)GPIO0_ODR) & ~0x00180000);
+ out_be32((void*)GPIO0_TCR, in_be32((void*)GPIO0_TCR) & ~0x00180000);
+ udelay(1000); /* wait some time before reading input */
+ value = in_be32((void*)GPIO0_IR) & 0x00180000; /* get config bits */
/*
* Restore GPIO settings
/* CS2==0 && CS3==1 -> version 2 */
return 2;
case 0x00100000:
- /* CS2==1 && CS3==0 -> version 3 */
+ /* CS2==1 && CS3==0 -> version 3 or 6U board */
return 3;
case 0x00000000:
/* CS2==0 && CS3==0 -> version 4 */
}
}
-
-int misc_init_f (void)
-{
- return 0; /* dummy implementation */
-}
-
-
int misc_init_r (void)
{
unsigned long cntrl0Reg;
gd->bd->bi_flashstart = 0 - gd->bd->bi_flashsize;
gd->bd->bi_flashoffset = 0;
-#ifdef CONFIG_CPCI405_VER2
+#if defined(CONFIG_CPCI405_VER2)
{
unsigned char *dst;
ulong len = sizeof(fpgadata);
* On CPCI-405 version 2 the environment is saved in eeprom!
* FPGA can be gzip compressed (malloc) and booted this late.
*/
-
if (cpci405_version() >= 2) {
/*
* Setup GPIO pins (CS6+CS7 as GPIO)
cntrl0Reg = mfdcr(cntrl0);
mtdcr(cntrl0, cntrl0Reg | 0x00300000);
- dst = malloc(CFG_FPGA_MAX_SIZE);
- if (gunzip (dst, CFG_FPGA_MAX_SIZE, (uchar *)fpgadata, &len) != 0) {
- printf ("GUNZIP ERROR - must RESET board to recover\n");
- do_reset (NULL, 0, 0, NULL);
+ dst = malloc(CONFIG_SYS_FPGA_MAX_SIZE);
+ if (gunzip(dst, CONFIG_SYS_FPGA_MAX_SIZE,
+ (uchar *)fpgadata, &len) != 0) {
+ printf("GUNZIP ERROR - must RESET board to recover\n");
+ do_reset(NULL, 0, 0, NULL);
}
status = fpga_boot(dst, len);
printf("\nFPGA: Booting failed ");
switch (status) {
case ERROR_FPGA_PRG_INIT_LOW:
- printf("(Timeout: INIT not low after asserting PROGRAM*)\n ");
+ printf("(Timeout: INIT not low after "
+ "asserting PROGRAM*)\n ");
break;
case ERROR_FPGA_PRG_INIT_HIGH:
- printf("(Timeout: INIT not high after deasserting PROGRAM*)\n ");
+ printf("(Timeout: INIT not high after "
+ "deasserting PROGRAM*)\n ");
break;
case ERROR_FPGA_PRG_DONE:
- printf("(Timeout: DONE not high after programming FPGA)\n ");
+ printf("(Timeout: DONE not high after "
+ "programming FPGA)\n ");
break;
}
/* display infos on fpgaimage */
index = 15;
- for (i=0; i<4; i++) {
+ for (i = 0; i < 4; i++) {
len = dst[index];
- printf("FPGA: %s\n", &(dst[index+1]));
- index += len+3;
+ printf("FPGA: %s\n", &(dst[index + 1]));
+ index += len + 3;
}
- putc ('\n');
+ putc('\n');
/* delayed reboot */
- for (i=20; i>0; i--) {
- printf("Rebooting in %2d seconds \r",i);
- for (index=0;index<1000;index++)
+ for (i = 20; i > 0; i--) {
+ printf("Rebooting in %2d seconds \r", i);
+ for (index = 0; index < 1000; index++)
udelay(1000);
}
- putc ('\n');
+ putc('\n');
do_reset(NULL, 0, 0, NULL);
}
/* display infos on fpgaimage */
index = 15;
- for (i=0; i<4; i++) {
+ for (i = 0; i < 4; i++) {
len = dst[index];
- printf("%s ", &(dst[index+1]));
- index += len+3;
+ printf("%s ", &(dst[index + 1]));
+ index += len + 3;
}
- putc ('\n');
+ putc('\n');
free(dst);
SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA);
udelay(1000); /* wait 1ms */
+#if defined(CONFIG_CPCI405_6U)
+#error HIER GETH ES WEITER MIT IO ACCESSORS
if (cpci405_version() == 3) {
- volatile unsigned short *fpga_mode = (unsigned short *)CFG_FPGA_BASE_ADDR;
- volatile unsigned char *leds = (unsigned char *)CFG_LED_ADDR;
-
/*
* Enable outputs in fpga on version 3 board
*/
- *fpga_mode |= CFG_FPGA_MODE_ENABLE_OUTPUT;
+ out_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR,
+ in_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR) |
+ CONFIG_SYS_FPGA_MODE_ENABLE_OUTPUT);
/*
* Set outputs to 0
*/
- *leds = 0x00;
+ out_8((void*)CONFIG_SYS_LED_ADDR, 0x00);
/*
* Reset external DUART
*/
- *fpga_mode |= CFG_FPGA_MODE_DUART_RESET;
+ out_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR,
+ in_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR) |
+ CONFIG_SYS_FPGA_MODE_DUART_RESET);
udelay(100);
- *fpga_mode &= ~(CFG_FPGA_MODE_DUART_RESET);
+ out_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR,
+ in_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR) &
+ ~CONFIG_SYS_FPGA_MODE_DUART_RESET);
}
+#endif
}
else {
puts("\n*** U-Boot Version does not match Board Version!\n");
puts("*** CPCI-405 Version 1.x detected!\n");
- puts("*** Please use correct U-Boot version (CPCI405 instead of CPCI4052)!\n\n");
+ puts("*** Please use correct U-Boot version "
+ "(CPCI405 instead of CPCI4052)!\n\n");
}
}
-
#else /* CONFIG_CPCI405_VER2 */
-
-#if 0 /* test-only: code-plug now not relavant for ip-address any more */
- /*
- * Generate last byte of ip-addr from code-plug @ 0xf0000400
- */
- if (ctermm2()) {
- char str[32];
- unsigned char ipbyte = *(unsigned char *)0xf0000400;
-
- /*
- * Only overwrite ip-addr with allowed values
- */
- if ((ipbyte != 0x00) && (ipbyte != 0xff)) {
- bd->bi_ip_addr = (bd->bi_ip_addr & 0xffffff00) | ipbyte;
- sprintf(str, "%ld.%ld.%ld.%ld",
- (bd->bi_ip_addr & 0xff000000) >> 24,
- (bd->bi_ip_addr & 0x00ff0000) >> 16,
- (bd->bi_ip_addr & 0x0000ff00) >> 8,
- (bd->bi_ip_addr & 0x000000ff));
- setenv("ipaddr", str);
- }
- }
-#endif
-
if (cpci405_version() >= 2) {
puts("\n*** U-Boot Version does not match Board Version!\n");
puts("*** CPCI-405 Board Version 2.x detected!\n");
- puts("*** Please use correct U-Boot version (CPCI4052 instead of CPCI405)!\n\n");
+ puts("*** Please use correct U-Boot version "
+ "(CPCI4052 instead of CPCI405)!\n\n");
}
-
#endif /* CONFIG_CPCI405_VER2 */
/*
cntrl0Reg = mfdcr(cntrl0);
mtdcr(cntrl0, cntrl0Reg | 0x00001000);
- return (0);
+ return 0;
}
-
/*
* Check Board Identity:
*/
-int checkboard (void)
+int checkboard(void)
{
#ifndef CONFIG_CPCI405_VER2
int index;
int len;
#endif
char str[64];
- int i = getenv_r ("serial#", str, sizeof(str));
+ int i = getenv_r("serial#", str, sizeof(str));
unsigned short ver;
- puts ("Board: ");
+ puts("Board: ");
- if (i == -1) {
- puts ("### No HW ID - assuming CPCI405");
- } else {
+ if (i == -1)
+ puts("### No HW ID - assuming CPCI405");
+ else
puts(str);
- }
ver = cpci405_version();
printf(" (Ver %d.x, ", ver);
-#if 0 /* test-only */
- if (ver >= 2) {
- volatile u16 *fpga_status = (u16 *)CFG_FPGA_BASE_ADDR + 1;
-
- if (*fpga_status & CFG_FPGA_STATUS_FLASH) {
- puts ("FLASH Bank B, ");
- } else {
- puts ("FLASH Bank A, ");
- }
- }
-#endif
-
if (ctermm2()) {
char str[4];
setenv("boardid", str);
printf("CTERM-M2 - Id=%s)", str);
} else {
- if (cpci405_host()) {
- puts ("PCI Host Version)");
- } else {
- puts ("PCI Adapter Version)");
- }
+ if (cpci405_host())
+ puts("PCI Host Version)");
+ else
+ puts("PCI Adapter Version)");
}
#ifndef CONFIG_CPCI405_VER2
- puts ("\nFPGA: ");
+ puts("\nFPGA: ");
/* display infos on fpgaimage */
index = 15;
- for (i=0; i<4; i++) {
+ for (i = 0; i < 4; i++) {
len = fpgadata[index];
- printf("%s ", &(fpgadata[index+1]));
- index += len+3;
+ printf("%s ", &(fpgadata[index + 1]));
+ index += len + 3;
}
#endif
- putc ('\n');
+ putc('\n');
+ return 0;
+}
+
+void reset_phy(void)
+{
+#if defined(CONFIG_LXT971_NO_SLEEP)
/*
* Disable sleep mode in LXT971
*/
lxt971_no_sleep();
+#endif
+}
- return 0;
+#if defined(CONFIG_CPCI405_VER2) && defined (CONFIG_IDE_RESET)
+void ide_set_reset(int on)
+{
+ /*
+ * Assert or deassert CompactFlash Reset Pin
+ */
+ if (on) { /* assert RESET */
+ out_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR,
+ in_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR) &
+ ~CONFIG_SYS_FPGA_MODE_CF_RESET);
+ } else { /* release RESET */
+ out_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR,
+ in_be16((void*)CONFIG_SYS_FPGA_BASE_ADDR) |
+ CONFIG_SYS_FPGA_MODE_CF_RESET);
+ }
}
-/* ------------------------------------------------------------------------- */
+#endif /* CONFIG_IDE_RESET && CONFIG_CPCI405_VER2 */
-long int initdram (int board_type)
+#if defined(CONFIG_PCI)
+void cpci405_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev)
{
- unsigned long val;
-
- mtdcr(memcfga, mem_mb0cf);
- val = mfdcr(memcfgd);
+ unsigned char int_line = 0xff;
-#if 0
- printf("\nmb0cf=%x\n", val); /* test-only */
- printf("strap=%x\n", mfdcr(strap)); /* test-only */
-#endif
+ /*
+ * Write pci interrupt line register (cpci405 specific)
+ */
+ switch (PCI_DEV(dev) & 0x03) {
+ case 0:
+ int_line = 27 + 2;
+ break;
+ case 1:
+ int_line = 27 + 3;
+ break;
+ case 2:
+ int_line = 27 + 0;
+ break;
+ case 3:
+ int_line = 27 + 1;
+ break;
+ }
- return (4*1024*1024 << ((val & 0x000e0000) >> 17));
+ pci_hose_write_config_byte(hose, dev, PCI_INTERRUPT_LINE, int_line);
}
-/* ------------------------------------------------------------------------- */
-
-int testdram (void)
+int pci_pre_init(struct pci_controller *hose)
{
- /* TODO: XXX XXX XXX */
- printf ("test: 16 MB - ok\n");
-
- return (0);
+ hose->fixup_irq = cpci405_pci_fixup_irq;
+ return 1;
}
+#endif /* defined(CONFIG_PCI) */
-/* ------------------------------------------------------------------------- */
-
-#ifdef CONFIG_CPCI405_VER2
-#ifdef CONFIG_IDE_RESET
-
-void ide_set_reset(int on)
+#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP)
+void ft_board_setup(void *blob, bd_t *bd)
{
- volatile unsigned short *fpga_mode = (unsigned short *)CFG_FPGA_BASE_ADDR;
+ int rc;
+
+ __ft_board_setup(blob, bd);
/*
- * Assert or deassert CompactFlash Reset Pin
+ * Disable PCI in adapter mode.
*/
- if (on) { /* assert RESET */
- *fpga_mode &= ~(CFG_FPGA_MODE_CF_RESET);
- } else { /* release RESET */
- *fpga_mode |= CFG_FPGA_MODE_CF_RESET;
+ if (!cpci405_host()) {
+ rc = fdt_find_and_setprop(blob, "/plb/pci@ec000000", "status",
+ "disabled", sizeof("disabled"), 1);
+ if (rc) {
+ printf("Unable to update property status in PCI node, "
+ "err=%s\n",
+ fdt_strerror(rc));
+ }
}
}
+#endif /* defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) */
-#endif /* CONFIG_IDE_RESET */
-#endif /* CONFIG_CPCI405_VER2 */
-
+#if defined(CONFIG_CPCI405AB)
+#define ONE_WIRE_CLEAR out_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR + \
+ CONFIG_SYS_FPGA_MODE), \
+ in_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR + \
+ CONFIG_SYS_FPGA_MODE)) | \
+ CONFIG_SYS_FPGA_MODE_1WIRE_DIR)
-#ifdef CONFIG_CPCI405AB
+#define ONE_WIRE_SET out_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR + \
+ CONFIG_SYS_FPGA_MODE), \
+ in_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR + \
+ CONFIG_SYS_FPGA_MODE)) & \
+ ~CONFIG_SYS_FPGA_MODE_1WIRE_DIR)
-#define ONE_WIRE_CLEAR (*(volatile unsigned short *)(CFG_FPGA_BASE_ADDR + CFG_FPGA_MODE) \
- |= CFG_FPGA_MODE_1WIRE_DIR)
-#define ONE_WIRE_SET (*(volatile unsigned short *)(CFG_FPGA_BASE_ADDR + CFG_FPGA_MODE) \
- &= ~CFG_FPGA_MODE_1WIRE_DIR)
-#define ONE_WIRE_GET (*(volatile unsigned short *)(CFG_FPGA_BASE_ADDR + CFG_FPGA_STATUS) \
- & CFG_FPGA_MODE_1WIRE)
+#define ONE_WIRE_GET (in_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR + \
+ CONFIG_SYS_FPGA_STATUS)) & \
+ CONFIG_SYS_FPGA_MODE_1WIRE)
/*
* Generate a 1-wire reset, return 1 if no presence detect was found,
return result;
}
-
/*
* Send 1 a 1-wire write bit.
* Provide 10us recovery time.
}
}
-
/*
* Read a bit from the 1-wire bus and return it.
* Provide 10us recovery time.
return result;
}
-
void OWWriteByte(int data)
{
int loop;
- for (loop=0; loop<8; loop++) {
+ for (loop = 0; loop < 8; loop++) {
OWWriteBit(data & 0x01);
data >>= 1;
}
}
-
int OWReadByte(void)
{
int loop, result = 0;
- for (loop=0; loop<8; loop++) {
+ for (loop = 0; loop < 8; loop++) {
result >>= 1;
- if (OWReadBit()) {
+ if (OWReadBit())
result |= 0x80;
- }
}
return result;
}
-
int do_onewire(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[])
{
- volatile unsigned short val;
+ unsigned short val;
int result;
int i;
unsigned char ow_id[6];
/*
* Clear 1-wire bit (open drain with pull-up)
*/
- val = *(volatile unsigned short *)0xf0400000;
- val &= ~0x1000; /* clear 1-wire bit */
- *(volatile unsigned short *)0xf0400000 = val;
+ val = in_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR +
+ CONFIG_SYS_FPGA_MODE));
+ val &= ~CONFIG_SYS_FPGA_MODE_1WIRE; /* clear 1-wire bit */
+ out_be16((void*)(CONFIG_SYS_FPGA_BASE_ADDR +
+ CONFIG_SYS_FPGA_MODE), val);
result = OWTouchReset();
- if (result != 0) {
+ if (result != 0)
puts("No 1-wire device detected!\n");
- }
OWWriteByte(0x33); /* send read rom command */
OWReadByte(); /* skip family code ( == 0x01) */
- for (i=0; i<6; i++) {
+ for (i = 0; i < 6; i++)
ow_id[i] = OWReadByte();
- }
ow_crc = OWReadByte(); /* read crc */
- sprintf(str, "%08X%04X", *(unsigned int *)&ow_id[0], *(unsigned short *)&ow_id[4]);
+ sprintf(str, "%08X%04X",
+ *(unsigned int *)&ow_id[0],
+ *(unsigned short *)&ow_id[4]);
printf("Setting environment variable 'ow_id' to %s\n", str);
setenv("ow_id", str);
}
U_BOOT_CMD(
onewire, 1, 1, do_onewire,
- "onewire - Read 1-write ID\n",
- NULL
- );
-
+ "Read 1-write ID",
+ ""
+);
-#define CFG_I2C_EEPROM_ADDR_2 0x51 /* EEPROM CAT28WC32 */
-#define CFG_ENV_SIZE_2 0x800 /* 2048 bytes may be used for env vars*/
+#define CONFIG_SYS_I2C_EEPROM_ADDR_2 0x51 /* EEPROM CAT24WC32 */
+#define CONFIG_ENV_SIZE_2 0x800 /* 2048 bytes may be used for env vars */
/*
* Write backplane ip-address...
char *ptr;
IPaddr_t ipaddr;
- buf = malloc(CFG_ENV_SIZE_2);
- if (eeprom_read(CFG_I2C_EEPROM_ADDR_2, 0, (uchar *)buf, CFG_ENV_SIZE_2)) {
+ buf = malloc(CONFIG_ENV_SIZE_2);
+ if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR_2, 0,
+ (uchar *)buf, CONFIG_ENV_SIZE_2))
puts("\nError reading backplane EEPROM!\n");
- } else {
- crc = crc32(0, (uchar *)(buf+4), CFG_ENV_SIZE_2-4);
+ else {
+ crc = crc32(0, (uchar *)(buf+4), CONFIG_ENV_SIZE_2 - 4);
if (crc != *(ulong *)buf) {
- printf("ERROR: crc mismatch %08lx %08lx\n", crc, *(ulong *)buf);
+ printf("ERROR: crc mismatch %08lx %08lx\n",
+ crc, *(ulong *)buf);
return -1;
}
}
U_BOOT_CMD(
getbpip, 1, 1, do_get_bpip,
- "getbpip - Update IP-Address with Backplane IP-Address\n",
- NULL
- );
+ "Update IP-Address with Backplane IP-Address",
+ ""
+);
/*
* Set and print backplane ip...
}
printf("Setting bp_ip to %s\n", argv[1]);
- buf = malloc(CFG_ENV_SIZE_2);
- memset(buf, 0, CFG_ENV_SIZE_2);
+ buf = malloc(CONFIG_ENV_SIZE_2);
+ memset(buf, 0, CONFIG_ENV_SIZE_2);
sprintf(str, "bp_ip=%s", argv[1]);
strcpy(buf+4, str);
- crc = crc32(0, (uchar *)(buf+4), CFG_ENV_SIZE_2-4);
+ crc = crc32(0, (uchar *)(buf+4), CONFIG_ENV_SIZE_2 - 4);
*(ulong *)buf = crc;
- if (eeprom_write(CFG_I2C_EEPROM_ADDR_2, 0, (uchar *)buf, CFG_ENV_SIZE_2)) {
+ if (eeprom_write(CONFIG_SYS_I2C_EEPROM_ADDR_2,
+ 0, (uchar *)buf, CONFIG_ENV_SIZE_2))
puts("\nError writing backplane EEPROM!\n");
- }
free(buf);
}
U_BOOT_CMD(
setbpip, 2, 1, do_set_bpip,
- "setbpip - Write Backplane IP-Address\n",
- NULL
- );
+ "Write Backplane IP-Address",
+ ""
+);
#endif /* CONFIG_CPCI405AB */
projects / karo-tx-uboot.git / blobdiff