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 <[email protected]>
---
 arch/arm/mach-socfpga/misc.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/arch/arm/mach-socfpga/misc.c b/arch/arm/mach-socfpga/misc.c
index 5175195..3982c29 100644
--- a/arch/arm/mach-socfpga/misc.c
+++ b/arch/arm/mach-socfpga/misc.c
@@ -100,12 +100,25 @@ 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
-- 
2.1.4

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