diff options
| author | Meizu OpenSource <patchwork@meizu.com> | 2016-08-15 10:19:42 +0800 |
|---|---|---|
| committer | Meizu OpenSource <patchwork@meizu.com> | 2016-08-15 10:19:42 +0800 |
| commit | d2e1446d81725c351dc73a03b397ce043fb18452 (patch) | |
| tree | 4dbc616b7f92aea39cd697a9084205ddb805e344 /arch/mips/cobalt/console.c | |
first commit
Diffstat (limited to 'arch/mips/cobalt/console.c')
| -rw-r--r-- | arch/mips/cobalt/console.c | 20 |
1 files changed, 20 insertions, 0 deletions
diff --git a/arch/mips/cobalt/console.c b/arch/mips/cobalt/console.c new file mode 100644 index 000000000..d1ba701c9 --- /dev/null +++ b/arch/mips/cobalt/console.c @@ -0,0 +1,20 @@ +/* + * (C) P. Horton 2006 + */ +#include <linux/io.h> +#include <linux/serial_reg.h> + +#include <cobalt.h> + +#define UART_BASE ((void __iomem *)CKSEG1ADDR(0x1c800000)) + +void prom_putchar(char c) +{ + if (cobalt_board_id <= COBALT_BRD_ID_QUBE1) + return; + + while (!(readb(UART_BASE + UART_LSR) & UART_LSR_THRE)) + ; + + writeb(c, UART_BASE + UART_TX); +} |
