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MIPS: Octeon: Export prom_putchar().

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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>
This commit is contained in:
David Daney 2010-07-23 18:41:44 -07:00 committed by Ralf Baechle
parent 22b0763a23
commit ea435464a1
1 changed files with 5 additions and 1 deletions
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6
arch/mips/cavium-octeon/setup.c
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@ -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)
{