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arm: socfpga: misc: Add support for printing boot mode

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Add support for printing from which device the SoCFPGA board booted.
This decodes the BSEL settings and prints it in human readable form.

Signed-off-by: Marek Vasut <marex@denx.de>
This commit is contained in:
Marek Vasut 2015-07-21 16:10:13 +02:00
parent ef84861b7d
commit d85e311e7f
1 changed files with 13 additions and 0 deletions
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13
arch/arm/mach-socfpga/misc.c
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@ -101,12 +101,25 @@ int cpu_mmc_init(bd_t *bis)
#endif
#if defined(CONFIG_DISPLAY_CPUINFO)
const char * const bsel_str[] = {
"Reserved",
"FPGA (HPS2FPGA Bridge)",
"NAND Flash (1.8V)",
"NAND Flash (3.0V)",
"SD/MMC External Transceiver (1.8V)",
"SD/MMC Internal Transceiver (3.0V)",
"QSPI Flash (1.8V)",
"QSPI Flash (3.0V)",
};
/*
* Print CPU information
*/
int print_cpuinfo(void)
{
const u32 bsel = readl(&sysmgr_regs->bootinfo) & 0x7;
puts("CPU: Altera SoCFPGA Platform\n");
printf("BOOT: %s\n", bsel_str[bsel]);
return 0;
}
#endif