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-rw-r--r--arch/mips/cavium-octeon/setup.c6
1 files changed, 5 insertions, 1 deletions
diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c
index 7216fbd5d79d..041326e34f4d 100644
--- a/arch/mips/cavium-octeon/setup.c
+++ b/arch/mips/cavium-octeon/setup.c
@@ -687,7 +687,10 @@ void __init plat_mem_setup(void)
"cvmx_bootmem_phy_alloc\n");
}
-
+/*
+ * Emit one character to the boot UART. Exported for use by the
+ * watchdog timer.
+ */
int prom_putchar(char c)
{
uint64_t lsrval;
@@ -701,6 +704,7 @@ int prom_putchar(char c)
cvmx_write_csr(CVMX_MIO_UARTX_THR(octeon_uart), c & 0xffull);
return 1;
}
+EXPORT_SYMBOL(prom_putchar);
void prom_free_prom_memory(void)
{