diff options
Diffstat (limited to 'board/freescale/common/pixis.c')
| -rw-r--r-- | board/freescale/common/pixis.c | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/board/freescale/common/pixis.c b/board/freescale/common/pixis.c index 64e2e08..b5a0e84 100644 --- a/board/freescale/common/pixis.c +++ b/board/freescale/common/pixis.c @@ -26,6 +26,7 @@ #include <command.h> #include <watchdog.h> #include <asm/cache.h> +#include <asm/io.h> #include "pixis.h" @@ -282,6 +283,60 @@ U_BOOT_CMD( "diswd - Disable watchdog timer \n", NULL); +#ifdef CONFIG_FSL_SGMII_RISER +int pixis_set_sgmii(cmd_tbl_t *cmdtp, int flag, int argc, char *argv[]) +{ + int which_tsec = -1; + uchar mask; + uchar switch_mask; + + if (argc > 2) + if (strcmp(argv[1], "all") != 0) + which_tsec = simple_strtoul(argv[1], NULL, 0); + + switch (which_tsec) { + case 1: + mask = PIXIS_VSPEED2_TSEC1SER; + switch_mask = PIXIS_VCFGEN1_TSEC1SER; + break; + case 3: + mask = PIXIS_VSPEED2_TSEC3SER; + switch_mask = PIXIS_VCFGEN1_TSEC3SER; + break; + default: + mask = PIXIS_VSPEED2_TSEC1SER | PIXIS_VSPEED2_TSEC3SER; + switch_mask = PIXIS_VCFGEN1_TSEC1SER | PIXIS_VCFGEN1_TSEC3SER; + break; + } + + /* Toggle whether the switches or FPGA control the settings */ + if (!strcmp(argv[argc - 1], "switch")) + clrbits_8((unsigned char *)PIXIS_BASE + PIXIS_VCFGEN1, + switch_mask); + else + setbits_8((unsigned char *)PIXIS_BASE + PIXIS_VCFGEN1, + switch_mask); + + /* If it's not the switches, enable or disable SGMII, as specified */ + if (!strcmp(argv[argc - 1], "on")) + clrbits_8((unsigned char *)PIXIS_BASE + PIXIS_VSPEED2, mask); + else if (!strcmp(argv[argc - 1], "off")) + setbits_8((unsigned char *)PIXIS_BASE + PIXIS_VSPEED2, mask); + + return 0; +} + +U_BOOT_CMD( + pixis_set_sgmii, CFG_MAXARGS, 1, pixis_set_sgmii, + "pixis_set_sgmii" + " - Enable or disable SGMII mode for a given TSEC \n", + "\npixis_set_sgmii [TSEC num] <on|off|switch>\n" + " TSEC num: 1,2,3,4 or 'all'. 'all' is default.\n" + " on - enables SGMII\n" + " off - disables SGMII\n" + " switch - use switch settings\n"); +#endif + /* * This function takes the non-integral cpu:mpx pll ratio * and converts it to an integer that can be used to assign |