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| author | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-10 15:02:37 +0000 |
|---|---|---|
| committer | Mark Brown <broonie@opensource.wolfsonmicro.com> | 2010-03-10 15:02:37 +0000 |
| commit | fad837c16cdd856c68ce2e1335ad0fe836ed8ecd (patch) | |
| tree | 1a6babdc2ac7e5388c482e93505fdfaf5ff97f61 /drivers/serial/atmel_serial.c | |
| parent | 51c6ab130642ed975681df843c772dda48a1d2ed (diff) | |
| parent | 57d54889cd00db2752994b389ba714138652e60c (diff) | |
Merge commit 'v2.6.34-rc1' into for-2.6.35
Diffstat (limited to 'drivers/serial/atmel_serial.c')
| -rw-r--r-- | drivers/serial/atmel_serial.c | 22 |
1 files changed, 22 insertions, 0 deletions
diff --git a/drivers/serial/atmel_serial.c b/drivers/serial/atmel_serial.c index 9d948bccafaf..2c9bf9b68327 100644 --- a/drivers/serial/atmel_serial.c +++ b/drivers/serial/atmel_serial.c @@ -1213,6 +1213,24 @@ static int atmel_verify_port(struct uart_port *port, struct serial_struct *ser) return ret; } +#ifdef CONFIG_CONSOLE_POLL +static int atmel_poll_get_char(struct uart_port *port) +{ + while (!(UART_GET_CSR(port) & ATMEL_US_RXRDY)) + cpu_relax(); + + return UART_GET_CHAR(port); +} + +static void atmel_poll_put_char(struct uart_port *port, unsigned char ch) +{ + while (!(UART_GET_CSR(port) & ATMEL_US_TXRDY)) + cpu_relax(); + + UART_PUT_CHAR(port, ch); +} +#endif + static struct uart_ops atmel_pops = { .tx_empty = atmel_tx_empty, .set_mctrl = atmel_set_mctrl, @@ -1232,6 +1250,10 @@ static struct uart_ops atmel_pops = { .config_port = atmel_config_port, .verify_port = atmel_verify_port, .pm = atmel_serial_pm, +#ifdef CONFIG_CONSOLE_POLL + .poll_get_char = atmel_poll_get_char, + .poll_put_char = atmel_poll_put_char, +#endif }; /* |