Commit ea435464 authored by David Daney's avatar David Daney Committed by Ralf Baechle

MIPS: Octeon: Export prom_putchar().

The forthcoming watchdog driver will use it.
Signed-off-by: default avatarDavid 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: default avatarRalf Baechle <ralf@linux-mips.org>
parent 22b0763a
...@@ -687,7 +687,10 @@ void __init plat_mem_setup(void) ...@@ -687,7 +687,10 @@ void __init plat_mem_setup(void)
"cvmx_bootmem_phy_alloc\n"); "cvmx_bootmem_phy_alloc\n");
} }
/*
* Emit one character to the boot UART. Exported for use by the
* watchdog timer.
*/
int prom_putchar(char c) int prom_putchar(char c)
{ {
uint64_t lsrval; uint64_t lsrval;
...@@ -701,6 +704,7 @@ int prom_putchar(char c) ...@@ -701,6 +704,7 @@ int prom_putchar(char c)
cvmx_write_csr(CVMX_MIO_UARTX_THR(octeon_uart), c & 0xffull); cvmx_write_csr(CVMX_MIO_UARTX_THR(octeon_uart), c & 0xffull);
return 1; return 1;
} }
EXPORT_SYMBOL(prom_putchar);
void prom_free_prom_memory(void) void prom_free_prom_memory(void)
{ {
......
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