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Cleanup for CMC_PU2 board

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This commit is contained in:
wdenk 2004-12-14 23:28:24 +00:00
parent 96085e347d
commit 45ea3fca4a
4 changed files with 57 additions and 70 deletions
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18
board/cmc_pu2/flash.c
View File

@ -29,6 +29,10 @@
#include <common.h> #include <common.h>
#ifndef CFG_ENV_ADDR
#define CFG_ENV_ADDR (CFG_FLASH_BASE + CFG_ENV_OFFSET)
#endif
flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */ flash_info_t flash_info[CFG_MAX_FLASH_BANKS]; /* info for FLASH chips */
/* /*
@ -194,12 +198,12 @@ ulong flash_get_size (FPWV *addr, flash_info_t *info)
switch (addr[0] & 0xff) { switch (addr[0] & 0xff) {
case (uchar)AMD_MANUFACT: case (uchar)AMD_MANUFACT:
printf ("Manufacturer: AMD (Spansion)\n"); debug ("Manufacturer: AMD (Spansion)\n");
info->flash_id = FLASH_MAN_AMD; info->flash_id = FLASH_MAN_AMD;
break; break;
case (uchar)INTEL_MANUFACT: case (uchar)INTEL_MANUFACT:
printf ("Manufacturer: Intel (not supported yet)\n"); debug ("Manufacturer: Intel (not supported yet)\n");
info->flash_id = FLASH_MAN_INTEL; info->flash_id = FLASH_MAN_INTEL;
break; break;
@ -214,7 +218,7 @@ ulong flash_get_size (FPWV *addr, flash_info_t *info)
if (info->flash_id != FLASH_UNKNOWN) switch ((FPW)addr[1]) { if (info->flash_id != FLASH_UNKNOWN) switch ((FPW)addr[1]) {
case AMD_ID_MIRROR: case AMD_ID_MIRROR:
printf ("Mirror Bit flash: addr[14] = %08X addr[15] = %08X\n", debug ("Mirror Bit flash: addr[14] = %08X addr[15] = %08X\n",
addr[14], addr[15]); addr[14], addr[15]);
switch(addr[14] & 0xffff) { switch(addr[14] & 0xffff) {
@ -225,7 +229,7 @@ ulong flash_get_size (FPWV *addr, flash_info_t *info)
info->sector_count = 0; info->sector_count = 0;
info->size = 0; info->size = 0;
} else { } else {
printf ("Chip: S29GL064M-R6\n"); debug ("Chip: S29GL064M-R6\n");
info->flash_id += FLASH_S29GL064M; info->flash_id += FLASH_S29GL064M;
info->sector_count = 128; info->sector_count = 128;
info->size = 0x00800000; info->size = 0x00800000;
@ -265,16 +269,16 @@ int flash_erase (flash_info_t *info, int s_first, int s_last)
int flag, prot, sect, ssect, l_sect; int flag, prot, sect, ssect, l_sect;
ulong start, now, last; ulong start, now, last;
printf ("flash_erase: first: %d last: %d\n", s_first, s_last); debug ("flash_erase: first: %d last: %d\n", s_first, s_last);
if ((s_first < 0) || (s_first > s_last)) { if ((s_first < 0) || (s_first > s_last)) {
if (info->flash_id == FLASH_UNKNOWN) { if (info->flash_id == FLASH_UNKNOWN) {
printf ("- missing\n"); printf ("- missing\n");
} else { } else {
printf ("- no sectors to erase\n"); printf ("- no sectors to erase\n");
} }
return 1; return 1;
} }
if ((info->flash_id == FLASH_UNKNOWN) || if ((info->flash_id == FLASH_UNKNOWN) ||
(info->flash_id > FLASH_AMD_COMP)) { (info->flash_id > FLASH_AMD_COMP)) {

6
board/purple/u-boot.lds
View File

@ -64,9 +64,9 @@ SECTIONS
.sdata : { *(.sdata) } .sdata : { *(.sdata) }
__u_boot_cmd_start = .; __u_boot_cmd_start = .;
.u_boot_cmd : { *(.u_boot_cmd) } .u_boot_cmd : { *(.u_boot_cmd) }
__u_boot_cmd_end = .; __u_boot_cmd_end = .;
uboot_end_data = .; uboot_end_data = .;
num_got_entries = (__got_end - __got_start) >> 2; num_got_entries = (__got_end - __got_start) >> 2;

16
cpu/at91rm9200/i2c.c
View File

@ -33,7 +33,7 @@
#include <at91rm9200_i2c.h> #include <at91rm9200_i2c.h>
static int debug = 0; /* define DEBUG */
/* /*
* Poll the i2c status register until the specified bit is set. * Poll the i2c status register until the specified bit is set.
@ -79,15 +79,13 @@ at91_xfer(unsigned char chip, unsigned int addr, int alen,
twi->TWI_CR = AT91C_TWI_STOP; twi->TWI_CR = AT91C_TWI_STOP;
/* Wait until transfer is finished */ /* Wait until transfer is finished */
if (!at91_poll_status(twi, AT91C_TWI_RXRDY)) { if (!at91_poll_status(twi, AT91C_TWI_RXRDY)) {
if (debug) debug ("at91_i2c: timeout 1\n");
printf("at91_i2c: timeout 1\n");
return 1; return 1;
} }
*buf++ = twi->TWI_RHR; *buf++ = twi->TWI_RHR;
} }
if (!at91_poll_status(twi, AT91C_TWI_TXCOMP)) { if (!at91_poll_status(twi, AT91C_TWI_TXCOMP)) {
if (debug) debug ("at91_i2c: timeout 2\n");
printf("at91_i2c: timeout 2\n");
return 1; return 1;
} }
} else { } else {
@ -97,15 +95,13 @@ at91_xfer(unsigned char chip, unsigned int addr, int alen,
if (!length) if (!length)
twi->TWI_CR = AT91C_TWI_STOP; twi->TWI_CR = AT91C_TWI_STOP;
if (!at91_poll_status(twi, AT91C_TWI_TXRDY)) { if (!at91_poll_status(twi, AT91C_TWI_TXRDY)) {
if (debug) debug ("at91_i2c: timeout 3\n");
printf("at91_i2c: timeout 3\n");
return 1; return 1;
} }
} }
/* Wait until transfer is finished */ /* Wait until transfer is finished */
if (!at91_poll_status(twi, AT91C_TWI_TXCOMP)) { if (!at91_poll_status(twi, AT91C_TWI_TXCOMP)) {
if (debug) debug ("at91_i2c: timeout 4\n");
printf("at91_i2c: timeout 4\n");
return 1; return 1;
} }
} }
@ -190,7 +186,7 @@ i2c_init(int speed, int slaveaddr)
/* Here, CKDIV = 1 and CHDIV=CLDIV ==> CLDIV = CHDIV = 1/4*((Fmclk/FTWI) -6) */ /* Here, CKDIV = 1 and CHDIV=CLDIV ==> CLDIV = CHDIV = 1/4*((Fmclk/FTWI) -6) */
twi->TWI_CWGR = AT91C_TWI_CKDIV1 | AT91C_TWI_CLDIV3 | (AT91C_TWI_CLDIV3 << 8); twi->TWI_CWGR = AT91C_TWI_CKDIV1 | AT91C_TWI_CLDIV3 | (AT91C_TWI_CLDIV3 << 8);
printf("Found AT91 i2c\n"); debug ("Found AT91 i2c\n");
return; return;
} }
#endif /* CONFIG_HARD_I2C */ #endif /* CONFIG_HARD_I2C */

87
include/configs/cmc_pu2.h
View File

@ -13,7 +13,7 @@
* *
* This program is distributed in the hope that it will be useful, * This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of * but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details. * GNU General Public License for more details.
* *
* You should have received a copy of the GNU General Public License * You should have received a copy of the GNU General Public License
@ -38,7 +38,7 @@
#define AT91_SLOW_CLOCK 32768 /* slow clock */ #define AT91_SLOW_CLOCK 32768 /* slow clock */
#define CONFIG_AT91RM9200DK 1 /* on an AT91RM9200DK Board */ #define CONFIG_AT91RM9200DK 1 /* on an AT91RM9200DK Board */
#define CONFIG_CMC_PU2 1 /* on an CMC_PU2 Board */ #define CONFIG_CMC_PU2 1 /* on an CMC_PU2 Board */
#undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */ #undef CONFIG_USE_IRQ /* we don't need IRQ/FIQ stuff */
#define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */ #define CONFIG_CMDLINE_TAG 1 /* enable passing of ATAGs */
#define CONFIG_SETUP_MEMORY_TAGS 1 #define CONFIG_SETUP_MEMORY_TAGS 1
@ -58,7 +58,7 @@
#define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024) #define CFG_MALLOC_LEN (CFG_ENV_SIZE + 128*1024)
#define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */ #define CFG_GBL_DATA_SIZE 128 /* size in bytes reserved for initial data */
#define CONFIG_BAUDRATE 9600 #define CONFIG_BAUDRATE 9600
#define CFG_AT91C_BRGR_DIVISOR 450 /* hardcode so no __divsi3 : AT91C_MASTER_CLOCK /(baudrate * 16) */ #define CFG_AT91C_BRGR_DIVISOR 450 /* hardcode so no __divsi3 : AT91C_MASTER_CLOCK /(baudrate * 16) */
@ -78,11 +78,11 @@
#define CONFIG_HARD_I2C #define CONFIG_HARD_I2C
#ifdef CONFIG_HARD_I2C #ifdef CONFIG_HARD_I2C
#define CFG_I2C_SPEED 0 /* not used */ #define CFG_I2C_SPEED 0 /* not used */
#define CFG_I2C_SLAVE 0 /* not used */ #define CFG_I2C_SLAVE 0 /* not used */
#define CONFIG_RTC_RS5C372A /* RICOH I2C RTC */ #define CONFIG_RTC_RS5C372A /* RICOH I2C RTC */
#define CFG_I2C_RTC_ADDR 0x32 #define CFG_I2C_RTC_ADDR 0x32
#define CFG_I2C_EEPROM_ADDR 0x50 #define CFG_I2C_EEPROM_ADDR 0x50
#define CFG_I2C_EEPROM_ADDR_LEN 1 #define CFG_I2C_EEPROM_ADDR_LEN 1
#define CFG_I2C_EEPROM_ADDR_OVERFLOW #define CFG_I2C_EEPROM_ADDR_OVERFLOW
#endif #endif
@ -90,44 +90,33 @@
#define CFG_LONGHELP #define CFG_LONGHELP
#define CONFIG_BOOTDELAY 3 #define CONFIG_BOOTDELAY 3
/* #define CONFIG_ENV_OVERWRITE 1 */
#ifdef CONFIG_HARD_I2C #ifdef CONFIG_HARD_I2C
#define CONFIG_COMMANDS \ #define CONFIG_COMMANDS \
((CONFIG_CMD_DFL | \ ((CONFIG_CMD_DFL | \
CFG_CMD_I2C | \ CFG_CMD_I2C | \
CFG_CMD_DATE | \ CFG_CMD_DATE | \
CFG_CMD_EEPROM | \ CFG_CMD_EEPROM | \
CFG_CMD_DHCP ) & \ CFG_CMD_DHCP ) & \
~(CFG_CMD_BDI | \ ~(CFG_CMD_FPGA | CFG_CMD_MISC) )
CFG_CMD_IMI | \
CFG_CMD_AUTOSCRIPT | \
CFG_CMD_FPGA | \
CFG_CMD_MISC | \
CFG_CMD_LOADS ))
#else #else
#define CONFIG_COMMANDS \ #define CONFIG_COMMANDS \
((CONFIG_CMD_DFL | \ ((CONFIG_CMD_DFL | \
CFG_CMD_DHCP ) & \ CFG_CMD_DHCP ) & \
~(CFG_CMD_BDI | \ ~(CFG_CMD_FPGA | CFG_CMD_MISC) )
CFG_CMD_IMI | \ #define CONFIG_TIMESTAMP
CFG_CMD_AUTOSCRIPT | \
CFG_CMD_FPGA | \
CFG_CMD_MISC | \
CFG_CMD_LOADS ))
#endif #endif
/* still about 20 kB free with this defined */
#define CFG_LONGHELP #define CFG_LONGHELP
/* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */ /* this must be included AFTER the definition of CONFIG_COMMANDS (if any) */
#include <cmd_confdefs.h> #include <cmd_confdefs.h>
#define AT91_SMART_MEDIA_ALE (1 << 22) /* our ALE is AD22 */ #define AT91_SMART_MEDIA_ALE (1 << 22) /* our ALE is AD22 */
#define AT91_SMART_MEDIA_CLE (1 << 21) /* our CLE is AD21 */ #define AT91_SMART_MEDIA_CLE (1 << 21) /* our CLE is AD21 */
#define CONFIG_NR_DRAM_BANKS 1 #define CONFIG_NR_DRAM_BANKS 1
#define PHYS_SDRAM 0x20000000 #define PHYS_SDRAM 0x20000000
#define PHYS_SDRAM_SIZE 0x1000000 /* 16 megs */ #define PHYS_SDRAM_SIZE 0x1000000 /* 16 megs */
#define CFG_MEMTEST_START PHYS_SDRAM #define CFG_MEMTEST_START PHYS_SDRAM
#define CFG_MEMTEST_END CFG_MEMTEST_START + PHYS_SDRAM_SIZE - 262144 #define CFG_MEMTEST_END CFG_MEMTEST_START + PHYS_SDRAM_SIZE - 262144
@ -138,34 +127,32 @@
#define CONFIG_HAS_DATAFLASH 1 #define CONFIG_HAS_DATAFLASH 1
#define CFG_SPI_WRITE_TOUT (5*CFG_HZ) #define CFG_SPI_WRITE_TOUT (5*CFG_HZ)
#define CFG_MAX_DATAFLASH_BANKS 2 #define CFG_MAX_DATAFLASH_BANKS 2
#define CFG_MAX_DATAFLASH_PAGES 16384 #define CFG_MAX_DATAFLASH_PAGES 16384
#define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* Logical adress for CS0 */ #define CFG_DATAFLASH_LOGIC_ADDR_CS0 0xC0000000 /* Logical adress for CS0 */
#define CFG_DATAFLASH_LOGIC_ADDR_CS3 0xD0000000 /* Logical adress for CS3 */ #define CFG_DATAFLASH_LOGIC_ADDR_CS3 0xD0000000 /* Logical adress for CS3 */
#define PHYS_FLASH_1 0x10000000 #define PHYS_FLASH_1 0x10000000
#define PHYS_FLASH_SIZE 0x800000 /* 8 megs main flash */ #define PHYS_FLASH_SIZE 0x800000 /* 8 megs main flash */
#define CFG_FLASH_BASE PHYS_FLASH_1 #define CFG_FLASH_BASE PHYS_FLASH_1
#define CFG_MONITOR_BASE CFG_FLASH_BASE
#define CFG_MAX_FLASH_BANKS 1 #define CFG_MAX_FLASH_BANKS 1
#define CFG_MAX_FLASH_SECT 256 #define CFG_MAX_FLASH_SECT 256
#define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */ #define CFG_FLASH_ERASE_TOUT (2*CFG_HZ) /* Timeout for Flash Erase */
#define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */ #define CFG_FLASH_WRITE_TOUT (2*CFG_HZ) /* Timeout for Flash Write */
#define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_IS_IN_FLASH 1
#define CFG_ENV_ADDR (PHYS_FLASH_1 + 0x20000) /* after u-boot.bin */ #define CFG_ENV_OFFSET 0x20000 /* after u-boot.bin */
#define CFG_ENV_SIZE 0x10000 /* sectors are 64K here */ #define CFG_ENV_SECT_SIZE (64 << 10) /* sectors are 64 kB */
#define CFG_ENV_SIZE (16 << 10) /* Use only 16 kB */
#define CFG_LOAD_ADDR 0x21000000 /* default load address */ #define CFG_LOAD_ADDR 0x21000000 /* default load address */
#define CFG_BOOT_SIZE 0x00 /* 0 KBytes */ #define CFG_BAUDRATE_TABLE { 115200, 57600, 38400, 19200, 9600 }
#define CFG_U_BOOT_BASE PHYS_FLASH_1
#define CFG_U_BOOT_SIZE 0x20000 /* 128 KBytes */
#define CFG_BAUDRATE_TABLE {115200 , 19200, 38400, 57600, 9600 } #define CFG_PROMPT "=> " /* Monitor Command Prompt */
#define CFG_PROMPT "cmc> " /* Monitor Command Prompt */
#define CFG_CBSIZE 256 /* Console I/O Buffer Size */ #define CFG_CBSIZE 256 /* Console I/O Buffer Size */
#define CFG_MAXARGS 16 /* max number of command args */ #define CFG_MAXARGS 32 /* max number of command args */
#define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */ #define CFG_PBSIZE (CFG_CBSIZE+sizeof(CFG_PROMPT)+16) /* Print Buffer Size */
#ifndef __ASSEMBLY__ #ifndef __ASSEMBLY__
@ -179,13 +166,13 @@
struct bd_info_ext { struct bd_info_ext {
/* helper variable for board environment handling /* helper variable for board environment handling
* *
* env_crc_valid == 0 => uninitialised * env_crc_valid == 0 => uninitialised
* env_crc_valid > 0 => environment crc in flash is valid * env_crc_valid > 0 => environment crc in flash is valid
* env_crc_valid < 0 => environment crc in flash is invalid * env_crc_valid < 0 => environment crc in flash is invalid
*/ */
int env_crc_valid; int env_crc_valid;
}; };
#endif #endif /* __ASSEMBLY__ */
#define CFG_HZ 1000 #define CFG_HZ 1000
#define CFG_HZ_CLOCK AT91C_MASTER_CLOCK/2 /* AT91C_TC0_CMR is implicitly set to */ #define CFG_HZ_CLOCK AT91C_MASTER_CLOCK/2 /* AT91C_TC0_CMR is implicitly set to */
@ -197,4 +184,4 @@ struct bd_info_ext {
#error CONFIG_USE_IRQ not supported #error CONFIG_USE_IRQ not supported
#endif #endif
#endif #endif /* __CONFIG_H */