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64 lines
2.0 KiB
64 lines
2.0 KiB
/* SPDX-License-Identifier: GPL-2.0-only */ |
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/* |
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* Atheros AR933X UART defines |
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* |
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* Copyright (C) 2011 Gabor Juhos <[email protected]> |
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*/ |
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#ifndef __AR933X_UART_H |
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#define __AR933X_UART_H |
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#define AR933X_UART_REGS_SIZE 20 |
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#define AR933X_UART_FIFO_SIZE 16 |
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#define AR933X_UART_DATA_REG 0x00 |
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#define AR933X_UART_CS_REG 0x04 |
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#define AR933X_UART_CLOCK_REG 0x08 |
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#define AR933X_UART_INT_REG 0x0c |
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#define AR933X_UART_INT_EN_REG 0x10 |
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#define AR933X_UART_DATA_TX_RX_MASK 0xff |
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#define AR933X_UART_DATA_RX_CSR BIT(8) |
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#define AR933X_UART_DATA_TX_CSR BIT(9) |
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#define AR933X_UART_CS_PARITY_S 0 |
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#define AR933X_UART_CS_PARITY_M 0x3 |
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#define AR933X_UART_CS_PARITY_NONE 0 |
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#define AR933X_UART_CS_PARITY_ODD 2 |
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#define AR933X_UART_CS_PARITY_EVEN 3 |
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#define AR933X_UART_CS_IF_MODE_S 2 |
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#define AR933X_UART_CS_IF_MODE_M 0x3 |
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#define AR933X_UART_CS_IF_MODE_NONE 0 |
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#define AR933X_UART_CS_IF_MODE_DTE 1 |
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#define AR933X_UART_CS_IF_MODE_DCE 2 |
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#define AR933X_UART_CS_FLOW_CTRL_S 4 |
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#define AR933X_UART_CS_FLOW_CTRL_M 0x3 |
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#define AR933X_UART_CS_DMA_EN BIT(6) |
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#define AR933X_UART_CS_TX_READY_ORIDE BIT(7) |
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#define AR933X_UART_CS_RX_READY_ORIDE BIT(8) |
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#define AR933X_UART_CS_TX_READY BIT(9) |
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#define AR933X_UART_CS_RX_BREAK BIT(10) |
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#define AR933X_UART_CS_TX_BREAK BIT(11) |
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#define AR933X_UART_CS_HOST_INT BIT(12) |
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#define AR933X_UART_CS_HOST_INT_EN BIT(13) |
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#define AR933X_UART_CS_TX_BUSY BIT(14) |
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#define AR933X_UART_CS_RX_BUSY BIT(15) |
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#define AR933X_UART_CLOCK_STEP_M 0xffff |
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#define AR933X_UART_CLOCK_SCALE_M 0xfff |
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#define AR933X_UART_CLOCK_SCALE_S 16 |
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#define AR933X_UART_CLOCK_STEP_M 0xffff |
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#define AR933X_UART_INT_RX_VALID BIT(0) |
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#define AR933X_UART_INT_TX_READY BIT(1) |
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#define AR933X_UART_INT_RX_FRAMING_ERR BIT(2) |
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#define AR933X_UART_INT_RX_OFLOW_ERR BIT(3) |
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#define AR933X_UART_INT_TX_OFLOW_ERR BIT(4) |
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#define AR933X_UART_INT_RX_PARITY_ERR BIT(5) |
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#define AR933X_UART_INT_RX_BREAK_ON BIT(6) |
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#define AR933X_UART_INT_RX_BREAK_OFF BIT(7) |
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#define AR933X_UART_INT_RX_FULL BIT(8) |
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#define AR933X_UART_INT_TX_EMPTY BIT(9) |
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#define AR933X_UART_INT_ALLINTS 0x3ff |
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#endif /* __AR933X_UART_H */
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