diff options
Diffstat (limited to 'target/linux/ar71xx/files/arch/mips/include/asm')
| -rw-r--r-- | target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar933x_uart.h | 58 |
1 files changed, 58 insertions, 0 deletions
diff --git a/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar933x_uart.h b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar933x_uart.h new file mode 100644 index 000000000..edb13cd01 --- /dev/null +++ b/target/linux/ar71xx/files/arch/mips/include/asm/mach-ar71xx/ar933x_uart.h @@ -0,0 +1,58 @@ +/* + * Atheros AR933X UART defines + * + * Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org> + * + * This program is free software; you can redistribute it and/or modify it + * under the terms of the GNU General Public License version 2 as published + * by the Free Software Foundation. + */ + +#ifndef __AR933X_UART_H +#define __AR933X_UART_H + +#define AR933X_UART_DATA_REG 0x00 +#define AR933X_UART_CS_REG 0x04 +#define AR933X_UART_CLOCK_REG 0x08 +#define AR933X_UART_INT_REG 0x0c +#define AR933X_UART_INT_EN_REG 0x10 + +#define AR933X_UART_DATA_TX_RX_MASK 0xff +#define AR933X_UART_DATA_RX_CSR BIT(8) +#define AR933X_UART_DATA_TX_CSR BIT(9) + +#define AR933X_UART_CS_PARITY_S 0 +#define AR933X_UART_CS_PARITY_M 0x3 +#define AR933X_UART_CS_PARITY_M 0x3 +#define AR933X_UART_CS_IF_MODE_S 2 +#define AR933X_UART_CS_IF_MODE_M 0x3 +#define AR933X_UART_CS_FLOW_CTRL_S 4 +#define AR933X_UART_CS_FLOW_CTRL_M 0x3 +#define AR933X_UART_CS_DMA_EN BIT(6) +#define AR933X_UART_CS_TX_READY_ORIDE BIT(7) +#define AR933X_UART_CS_RX_READY_ORIDE BIT(8) +#define AR933X_UART_CS_TX_READY BIT(9) +#define AR933X_UART_CS_RX_BREAK BIT(10) +#define AR933X_UART_CS_TX_BREAK BIT(11) +#define AR933X_UART_CS_HOST_INT BIT(12) +#define AR933X_UART_CS_HOST_INT_EN BIT(13) +#define AR933X_UART_CS_TX_BUSY BIT(14) +#define AR933X_UART_CS_RX_BUSY BIT(15) + +#define AR933X_UART_CLOCK_STEP_M 0xffff +#define AR933X_UART_CLOCK_SCALE_M 0xfff +#define AR933X_UART_CLCOK_SCALE_S 16 + +#define AR933X_UART_INT_RX_VALID BIT(0) +#define AR933X_UART_INT_TX_READY BIT(1) +#define AR933X_UART_INT_RX_FRAMING_ERR BIT(2) +#define AR933X_UART_INT_RX_OFLOW_ERR BIT(3) +#define AR933X_UART_INT_TX_OFLOW_ERR BIT(4) +#define AR933X_UART_INT_RX_PARITY_ERR BIT(5) +#define AR933X_UART_INT_RX_BREAK_ON BIT(6) +#define AR933X_UART_INT_RX_BREAK_OFF BIT(7) +#define AR933X_UART_INT_RX_FULL BIT(8) +#define AR933X_UART_INT_TX_EMPTY BIT(9) +#define AR933X_UART_INT_ALLINTS 0x3ff + +#endif /* __AR933X_UART_H */ |