From ea435464a14af37b9384e96b2f5a1f76a605b048 Mon Sep 17 00:00:00 2001
From: David Daney <ddaney@caviumnetworks.com>
Date: Fri, 23 Jul 2010 18:41:44 -0700
Subject: [PATCH] MIPS: Octeon: Export prom_putchar().
The forthcoming watchdog driver will use it.
Signed-off-by: David Daney <ddaney@caviumnetworks.com>
To: linux-mips@linux-mips.org
To: wim@iguana.be
Cc: linux-kernel@vger.kernel.org
Patchwork: https://patchwork.linux-mips.org/patch/1499/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
---
arch/mips/cavium-octeon/setup.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c
index 7216fbd5d79d0..041326e34f4d3 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)
{
--
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