diff options
Diffstat (limited to 'drivers/serial/apbuart.h')
-rw-r--r-- | drivers/serial/apbuart.h | 64 |
1 files changed, 0 insertions, 64 deletions
diff --git a/drivers/serial/apbuart.h b/drivers/serial/apbuart.h deleted file mode 100644 index 5faf87c8d2bc..000000000000 --- a/drivers/serial/apbuart.h +++ /dev/null @@ -1,64 +0,0 @@ -#ifndef __GRLIB_APBUART_H__ -#define __GRLIB_APBUART_H__ - -#include <asm/io.h> - -#define UART_NR 8 -static int grlib_apbuart_port_nr; - -struct grlib_apbuart_regs_map { - u32 data; - u32 status; - u32 ctrl; - u32 scaler; -}; - -struct amba_prom_registers { - unsigned int phys_addr; - unsigned int reg_size; -}; - -/* - * The following defines the bits in the APBUART Status Registers. - */ -#define UART_STATUS_DR 0x00000001 /* Data Ready */ -#define UART_STATUS_TSE 0x00000002 /* TX Send Register Empty */ -#define UART_STATUS_THE 0x00000004 /* TX Hold Register Empty */ -#define UART_STATUS_BR 0x00000008 /* Break Error */ -#define UART_STATUS_OE 0x00000010 /* RX Overrun Error */ -#define UART_STATUS_PE 0x00000020 /* RX Parity Error */ -#define UART_STATUS_FE 0x00000040 /* RX Framing Error */ -#define UART_STATUS_ERR 0x00000078 /* Error Mask */ - -/* - * The following defines the bits in the APBUART Ctrl Registers. - */ -#define UART_CTRL_RE 0x00000001 /* Receiver enable */ -#define UART_CTRL_TE 0x00000002 /* Transmitter enable */ -#define UART_CTRL_RI 0x00000004 /* Receiver interrupt enable */ -#define UART_CTRL_TI 0x00000008 /* Transmitter irq */ -#define UART_CTRL_PS 0x00000010 /* Parity select */ -#define UART_CTRL_PE 0x00000020 /* Parity enable */ -#define UART_CTRL_FL 0x00000040 /* Flow control enable */ -#define UART_CTRL_LB 0x00000080 /* Loopback enable */ - -#define APBBASE(port) ((struct grlib_apbuart_regs_map *)((port)->membase)) - -#define APBBASE_DATA_P(port) (&(APBBASE(port)->data)) -#define APBBASE_STATUS_P(port) (&(APBBASE(port)->status)) -#define APBBASE_CTRL_P(port) (&(APBBASE(port)->ctrl)) -#define APBBASE_SCALAR_P(port) (&(APBBASE(port)->scaler)) - -#define UART_GET_CHAR(port) (__raw_readl(APBBASE_DATA_P(port))) -#define UART_PUT_CHAR(port, v) (__raw_writel(v, APBBASE_DATA_P(port))) -#define UART_GET_STATUS(port) (__raw_readl(APBBASE_STATUS_P(port))) -#define UART_PUT_STATUS(port, v)(__raw_writel(v, APBBASE_STATUS_P(port))) -#define UART_GET_CTRL(port) (__raw_readl(APBBASE_CTRL_P(port))) -#define UART_PUT_CTRL(port, v) (__raw_writel(v, APBBASE_CTRL_P(port))) -#define UART_GET_SCAL(port) (__raw_readl(APBBASE_SCALAR_P(port))) -#define UART_PUT_SCAL(port, v) (__raw_writel(v, APBBASE_SCALAR_P(port))) - -#define UART_RX_DATA(s) (((s) & UART_STATUS_DR) != 0) -#define UART_TX_READY(s) (((s) & UART_STATUS_THE) != 0) - -#endif /* __GRLIB_APBUART_H__ */ |