diff options
Diffstat (limited to 'board/freescale/p2041rdb/cpld.c')
-rw-r--r-- | board/freescale/p2041rdb/cpld.c | 43 |
1 files changed, 17 insertions, 26 deletions
diff --git a/board/freescale/p2041rdb/cpld.c b/board/freescale/p2041rdb/cpld.c index 8e1f46e..a4bcc18 100644 --- a/board/freescale/p2041rdb/cpld.c +++ b/board/freescale/p2041rdb/cpld.c @@ -53,7 +53,11 @@ void cpld_reset(void) __attribute__((weak, alias("__cpld_reset"))); */ void __cpld_set_altbank(void) { + u8 reg5 = CPLD_READ(sw_ctl_on); + + CPLD_WRITE(sw_ctl_on, reg5 | CPLD_SWITCH_BANK_ENABLE); CPLD_WRITE(fbank_sel, 1); + CPLD_WRITE(system_rst, 1); } void cpld_set_altbank(void) __attribute__((weak, alias("__cpld_set_altbank"))); @@ -61,12 +65,12 @@ void cpld_set_altbank(void) /** * Set the boot bank to the default bank */ -void __cpld_clear_altbank(void) +void __cpld_set_defbank(void) { - CPLD_WRITE(fbank_sel, 0); + CPLD_WRITE(system_rst_default, 1); } -void cpld_clear_altbank(void) - __attribute__((weak, alias("__cpld_clear_altbank"))); +void cpld_set_defbank(void) + __attribute__((weak, alias("__cpld_set_defbank"))); #ifdef DEBUG static void cpld_dump_regs(void) @@ -75,7 +79,6 @@ static void cpld_dump_regs(void) printf("cpld_ver_sub = 0x%02x\n", CPLD_READ(cpld_ver_sub)); printf("pcba_ver = 0x%02x\n", CPLD_READ(pcba_ver)); printf("system_rst = 0x%02x\n", CPLD_READ(system_rst)); - printf("wd_cfg = 0x%02x\n", CPLD_READ(wd_cfg)); printf("sw_ctl_on = 0x%02x\n", CPLD_READ(sw_ctl_on)); printf("por_cfg = 0x%02x\n", CPLD_READ(por_cfg)); printf("switch_strobe = 0x%02x\n", CPLD_READ(switch_strobe)); @@ -92,7 +95,6 @@ static void cpld_dump_regs(void) int cpld_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) { int rc = 0; - unsigned int i; if (argc <= 1) return cmd_usage(cmdtp); @@ -101,16 +103,7 @@ int cpld_cmd(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]) if (strcmp(argv[2], "altbank") == 0) cpld_set_altbank(); else - cpld_clear_altbank(); - - cpld_reset(); - } else if (strcmp(argv[1], "watchdog") == 0) { - static char *period[8] = {"1ms", "10ms", "30ms", "disable", - "100ms", "1s", "10s", "60s"}; - for (i = 0; i < ARRAY_SIZE(period); i++) { - if (strcmp(argv[2], period[i]) == 0) - CPLD_WRITE(wd_cfg, i); - } + cpld_set_defbank(); } else if (strcmp(argv[1], "lane_mux") == 0) { u32 lane = simple_strtoul(argv[2], NULL, 16); u8 val = (u8)simple_strtoul(argv[3], NULL, 16); @@ -154,17 +147,15 @@ U_BOOT_CMD( "Reset the board or pin mulexing selection using the CPLD sequencer", "reset - hard reset to default bank\n" "cpld_cmd reset altbank - reset to alternate bank\n" - "cpld_cmd watchdog <watchdog_period> - set the watchdog period\n" - " period: 1ms 10ms 30ms 100ms 1s 10s 60s disable\n" "cpld_cmd lane_mux <lane> <mux_value> - set multiplexed lane pin\n" - " lane 6: 0 -> slot1 (Default)\n" - " 1 -> SGMII\n" - " lane a: 0 -> slot2 (Default)\n" - " 1 -> AURORA\n" - " lane c: 0 -> slot2 (Default)\n" - " 1 -> SATA0\n" - " lane d: 0 -> slot2 (Default)\n" - " 1 -> SATA1\n" + " lane 6: 0 -> slot1\n" + " 1 -> SGMII (Default)\n" + " lane a: 0 -> slot2\n" + " 1 -> AURORA (Default)\n" + " lane c: 0 -> slot2\n" + " 1 -> SATA0 (Default)\n" + " lane d: 0 -> slot2\n" + " 1 -> SATA1 (Default)\n" #ifdef DEBUG "cpld_cmd dump - display the CPLD registers\n" #endif |