linux-kernel - [PATCH 4/7] MIPS: Octeon: Export prom

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Date:	Fri, 23 Jul 2010 18:41:44 -0700
From:	David Daney <ddaney@...iumnetworks.com>
To:	linux-mips@...ux-mips.org, ralf@...ux-mips.org, wim@...ana.be
Cc:	linux-kernel@...r.kernel.org,
	David Daney <ddaney@...iumnetworks.com>
Subject: [PATCH 4/7] MIPS: Octeon: Export prom_putchar().

The forthcoming watchdog driver will use it.

Signed-off-by: David Daney <ddaney@...iumnetworks.com>
---
 arch/mips/cavium-octeon/setup.c |    6 +++++-
 1 files changed, 5 insertions(+), 1 deletions(-)

diff --git a/arch/mips/cavium-octeon/setup.c b/arch/mips/cavium-octeon/setup.c
index 6f36bc1..85a615a 100644
--- a/arch/mips/cavium-octeon/setup.c
+++ b/arch/mips/cavium-octeon/setup.c
@@ -691,7 +691,10 @@ 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;
@@ -705,6 +708,7 @@ 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)
 {
-- 
1.7.1.1

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