diff options
Diffstat (limited to 'arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h')
| -rw-r--r-- | arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h | 29 |
1 files changed, 6 insertions, 23 deletions
diff --git a/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h b/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h index 5f517f53b0f..a3789d7ccf8 100644 --- a/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h +++ b/arch/blackfin/mach-bf533/include/mach/bfin_serial_5xx.h @@ -53,9 +53,9 @@ #define UART_SET_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) | DLAB); SSYNC(); } while (0) #define UART_CLEAR_DLAB(uart) do { UART_PUT_LCR(uart, UART_GET_LCR(uart) & ~DLAB); SSYNC(); } while (0) -#define UART_GET_CTS(x) gpio_get_value(x->cts_pin) -#define UART_SET_RTS(x) gpio_set_value(x->rts_pin, 1) -#define UART_CLEAR_RTS(x) gpio_set_value(x->rts_pin, 0) +#define UART_GET_CTS(x) (!gpio_get_value(x->cts_pin)) +#define UART_DISABLE_RTS(x) gpio_set_value(x->rts_pin, 1) +#define UART_ENABLE_RTS(x) gpio_set_value(x->rts_pin, 0) #define UART_ENABLE_INTS(x, v) UART_PUT_IER(x, v) #define UART_DISABLE_INTS(x) UART_PUT_IER(x, 0) @@ -74,6 +74,7 @@ struct bfin_serial_port { struct uart_port port; unsigned int old_status; + int status_irq; unsigned int lsr; #ifdef CONFIG_SERIAL_BFIN_DMA int tx_done; @@ -116,6 +117,7 @@ static inline void UART_CLEAR_LSR(struct bfin_serial_port *uart) struct bfin_serial_res { unsigned long uart_base_addr; int uart_irq; + int uart_status_irq; #ifdef CONFIG_SERIAL_BFIN_DMA unsigned int uart_tx_dma_channel; unsigned int uart_rx_dma_channel; @@ -130,6 +132,7 @@ struct bfin_serial_res bfin_serial_resource[] = { { 0xFFC00400, IRQ_UART_RX, + IRQ_UART_ERROR, #ifdef CONFIG_SERIAL_BFIN_DMA CH_UART_TX, CH_UART_RX, @@ -142,23 +145,3 @@ struct bfin_serial_res bfin_serial_resource[] = { }; #define DRIVER_NAME "bfin-uart" - -static void bfin_serial_hw_init(struct bfin_serial_port *uart) -{ - -#ifdef CONFIG_SERIAL_BFIN_UART0 - peripheral_request(P_UART0_TX, DRIVER_NAME); - peripheral_request(P_UART0_RX, DRIVER_NAME); -#endif - -#ifdef CONFIG_SERIAL_BFIN_CTSRTS - if (uart->cts_pin >= 0) { - gpio_request(uart->cts_pin, DRIVER_NAME); - gpio_direction_input(uart->cts_pin); - } - if (uart->rts_pin >= 0) { - gpio_request(uart->rts_pin, DRIVER_NAME); - gpio_direction_output(uart->rts_pin, 0); - } -#endif -} |