diff options
Diffstat (limited to 'board/esd')
| -rw-r--r-- | board/esd/cpci405/Makefile | 1 | ||||
| -rw-r--r-- | board/esd/cpci405/cpci405.c | 331 | ||||
| -rw-r--r-- | board/esd/plu405/plu405.c | 10 |
3 files changed, 179 insertions, 163 deletions
diff --git a/board/esd/cpci405/Makefile b/board/esd/cpci405/Makefile index 3867bd8..7516c22 100644 --- a/board/esd/cpci405/Makefile +++ b/board/esd/cpci405/Makefile @@ -29,6 +29,7 @@ endif LIB = $(obj)lib$(BOARD).a COBJS = $(BOARD).o flash.o ../common/misc.o ../common/auto_update.o +COBJS += ../common/cmd_loadpci.o SRCS := $(SOBJS:.o=.S) $(COBJS:.o=.c) OBJS := $(addprefix $(obj),$(COBJS)) diff --git a/board/esd/cpci405/cpci405.c b/board/esd/cpci405/cpci405.c index c5ccb34..bd569a6 100644 --- a/board/esd/cpci405/cpci405.c +++ b/board/esd/cpci405/cpci405.c @@ -20,8 +20,9 @@ * 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> @@ -31,16 +32,16 @@ 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" @@ -56,7 +57,7 @@ const unsigned char fpgadata[] = #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}, @@ -65,7 +66,7 @@ au_image_t au_image[] = { {"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}, @@ -91,7 +92,7 @@ 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; @@ -100,18 +101,19 @@ int board_early_init_f (void) #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, CONFIG_SYS_FPGA_PRG); /* setup for output */ - out32(GPIO0_OR, CONFIG_SYS_FPGA_PRG); /* set output pins to high */ + out32(GPIO0_TCR, CONFIG_SYS_FPGA_PRG); /* setup for output */ + out32(GPIO0_OR, CONFIG_SYS_FPGA_PRG); /* set output pins to high */ out32(GPIO0_OR, 0); /* pull prg low */ /* @@ -124,39 +126,42 @@ int board_early_init_f (void) /* 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); } } @@ -167,7 +172,7 @@ int board_early_init_f (void) * 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 @@ -177,7 +182,7 @@ int board_early_init_f (void) mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ mtdcr(uicer, 0x00000000); /* disable all ints */ mtdcr(uiccr, 0x00000000); /* set all to be non-critical*/ -#ifdef CONFIG_CPCI405_6U +#if defined(CONFIG_CPCI405_6U) if (cpci405_version() == 3) { mtdcr(uicpr, 0xFFFFFF99); /* set int polarities */ } else { @@ -187,21 +192,20 @@ int board_early_init_f (void) 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(uicvcr, 0x00000001); /* set vect base=0, + * INT0 highest priority */ mtdcr(uicsr, 0xFFFFFFFF); /* clear all ints */ return 0; } -/* ------------------------------------------------------------------------- */ - int ctermm2(void) { -#ifdef CONFIG_CPCI405_VER2 +#if defined(CONFIG_CPCI405_VER2) return 0; /* no, board is cpci405 */ #else - if ((*(unsigned char *)0xf0000400 == 0x00) && - (*(unsigned char *)0xf0000401 == 0x01)) + 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 */ @@ -228,8 +232,8 @@ int cpci405_version(void) mtdcr(cntrl0, cntrl0Reg | 0x03000000); 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 */ + udelay(1000); /* wait some time before reading input */ + value = in_be32((void*)GPIO0_IR) & 0x00180000; /* get config bits */ /* * Restore GPIO settings @@ -263,7 +267,7 @@ int misc_init_r (void) 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); @@ -283,9 +287,10 @@ int misc_init_r (void) mtdcr(cntrl0, cntrl0Reg | 0x00300000); 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); + 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); @@ -293,31 +298,34 @@ int misc_init_r (void) 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); } @@ -328,12 +336,12 @@ int misc_init_r (void) /* 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); @@ -345,68 +353,48 @@ int misc_init_r (void) SET_FPGA(FPGA_PRG | FPGA_CLK | FPGA_DATA); udelay(1000); /* wait 1ms */ -#ifdef CONFIG_CPCI405_6U +#if defined(CONFIG_CPCI405_6U) +#error HIER GETH ES WEITER MIT IO ACCESSORS if (cpci405_version() == 3) { - volatile unsigned short *fpga_mode = (unsigned short *)CONFIG_SYS_FPGA_BASE_ADDR; - volatile unsigned char *leds = (unsigned char *)CONFIG_SYS_LED_ADDR; - /* * Enable outputs in fpga on version 3 board */ - *fpga_mode |= CONFIG_SYS_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 |= CONFIG_SYS_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 &= ~(CONFIG_SYS_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 */ /* @@ -415,46 +403,33 @@ int misc_init_r (void) 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 *)CONFIG_SYS_FPGA_BASE_ADDR + 1; - - if (*fpga_status & CONFIG_SYS_FPGA_STATUS_FLASH) { - puts ("FLASH Bank B, "); - } else { - puts ("FLASH Bank A, "); - } - } -#endif - if (ctermm2()) { char str[4]; @@ -465,32 +440,31 @@ int checkboard (void) 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) { -#ifdef CONFIG_LXT971_NO_SLEEP +#if defined(CONFIG_LXT971_NO_SLEEP) /* * Disable sleep mode in LXT971 @@ -499,25 +473,24 @@ void reset_phy(void) #endif } -#ifdef CONFIG_CPCI405_VER2 -#ifdef CONFIG_IDE_RESET - +#if defined(CONFIG_CPCI405_VER2) && defined (CONFIG_IDE_RESET) void ide_set_reset(int on) { - volatile unsigned short *fpga_mode = (unsigned short *)CONFIG_SYS_FPGA_BASE_ADDR; - /* * Assert or deassert CompactFlash Reset Pin */ - if (on) { /* assert RESET */ - *fpga_mode &= ~(CONFIG_SYS_FPGA_MODE_CF_RESET); - } else { /* release RESET */ - *fpga_mode |= CONFIG_SYS_FPGA_MODE_CF_RESET; + 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 */ -#endif /* CONFIG_CPCI405_VER2 */ +#endif /* CONFIG_IDE_RESET && CONFIG_CPCI405_VER2 */ #if defined(CONFIG_PCI) void cpci405_pci_fixup_irq(struct pci_controller *hose, pci_dev_t dev) @@ -552,15 +525,44 @@ int pci_pre_init(struct pci_controller *hose) } #endif /* defined(CONFIG_PCI) */ +#if defined(CONFIG_OF_LIBFDT) && defined(CONFIG_OF_BOARD_SETUP) +void ft_board_setup(void *blob, bd_t *bd) +{ + int rc; + + __ft_board_setup(blob, bd); + + /* + * Disable PCI in adapter mode. + */ + 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) */ + +#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 *)(CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_MODE) \ - |= CONFIG_SYS_FPGA_MODE_1WIRE_DIR) -#define ONE_WIRE_SET (*(volatile unsigned short *)(CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_MODE) \ - &= ~CONFIG_SYS_FPGA_MODE_1WIRE_DIR) -#define ONE_WIRE_GET (*(volatile unsigned short *)(CONFIG_SYS_FPGA_BASE_ADDR + CONFIG_SYS_FPGA_STATUS) \ - & CONFIG_SYS_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, @@ -630,7 +632,7 @@ void OWWriteByte(int data) { int loop; - for (loop=0; loop<8; loop++) { + for (loop = 0; loop < 8; loop++) { OWWriteBit(data & 0x01); data >>= 1; } @@ -640,11 +642,10 @@ 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; @@ -652,7 +653,7 @@ int OWReadByte(void) 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]; @@ -662,23 +663,25 @@ int do_onewire(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) /* * 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); @@ -690,8 +693,8 @@ U_BOOT_CMD( NULL ); -#define CONFIG_SYS_I2C_EEPROM_ADDR_2 0x51 /* EEPROM CAT28WC32 */ -#define CONFIG_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... @@ -706,12 +709,14 @@ int do_get_bpip(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) IPaddr_t ipaddr; buf = malloc(CONFIG_ENV_SIZE_2); - if (eeprom_read(CONFIG_SYS_I2C_EEPROM_ADDR_2, 0, (uchar *)buf, 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), CONFIG_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; } @@ -768,12 +773,12 @@ int do_set_bpip(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) memset(buf, 0, CONFIG_ENV_SIZE_2); sprintf(str, "bp_ip=%s", argv[1]); strcpy(buf+4, str); - crc = crc32(0, (uchar *)(buf+4), CONFIG_ENV_SIZE_2-4); + crc = crc32(0, (uchar *)(buf+4), CONFIG_ENV_SIZE_2 - 4); *(ulong *)buf = crc; - if (eeprom_write(CONFIG_SYS_I2C_EEPROM_ADDR_2, 0, (uchar *)buf, CONFIG_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); diff --git a/board/esd/plu405/plu405.c b/board/esd/plu405/plu405.c index 61186a8..85057a2 100644 --- a/board/esd/plu405/plu405.c +++ b/board/esd/plu405/plu405.c @@ -104,6 +104,7 @@ int misc_init_r (void) unsigned char *duart0_mcr = (unsigned char *)((ulong)DUART0_BA + 4); unsigned char *duart1_mcr = (unsigned char *)((ulong)DUART1_BA + 4); unsigned char *dst; + unsigned char fctr; ulong len = sizeof(fpgadata); int status; int index; @@ -203,6 +204,15 @@ int misc_init_r (void) out_8(duart0_mcr, 0x08); out_8(duart1_mcr, 0x08); + /* + * Enable auto RS485 mode in 2nd external uart + */ + out_8((void *)DUART1_BA + 3, 0xbf); /* write LCR */ + fctr = in_8((void *)DUART1_BA + 1); /* read FCTR */ + fctr |= 0x08; /* enable RS485 mode */ + out_8((void *)DUART1_BA + 1, fctr); /* write FCTR */ + out_8((void *)DUART1_BA + 3, 0); /* write LCR */ + return (0); } |