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modify serial driver to avoid some irrecognizable characters

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This commit is contained in:
luowei
2011-04-18 12:54:07 +08:00
parent 6ce8fb2cf0
commit 290a1a8cbf
1 changed files with 7 additions and 7 deletions
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14
drivers/serial/rk29_serial.c
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@@ -260,7 +260,7 @@ static void rk29_rx_chars(struct uart_port *port)
if (uart_handle_break(port))
continue;
}
#if 0
#if 1
if (uart_handle_sysrq_char(port, ch))
{
continue;
@@ -303,13 +303,13 @@ static irqreturn_t rk29_uart_interrupt(int irq, void *dev_id)
*/
static void rk29_serial_shutdown(struct uart_port *port)
{
struct rk29_port *rk29_port = UART_TO_RK29(port);
rk29_uart_write(port,0x00,UART_IER);
struct rk29_port *rk29_port = UART_TO_RK29(port);
rk29_uart_write(port,0x00,UART_IER);
rk29_uart_write(port, UART_FCR_FIFO_ENABLE |
UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT, UART_FCR);
rk29_uart_write(port, 0, UART_FCR);
clk_disable(rk29_port->clk);
free_irq(port->irq, port);
UART_FCR_CLEAR_RCVR | UART_FCR_CLEAR_XMIT, UART_FCR);
//rk29_uart_write(port, 0, UART_FCR);
clk_disable(rk29_port->clk);
free_irq(port->irq, port);
}
/*
* Perform initialization and enable port for reception