diff options
author | 2015-08-28 09:58:54 +0800 | |
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committer | 2015-09-01 12:44:00 +0800 | |
commit | e44e3482bdb4d0ebde2d8b41830ac2cdb07948fb (patch) | |
tree | 66b09f592c55df2878107a468a91d21506104d3f /qemu/roms/u-boot/arch/arm/include/asm/arch-lpc32xx/uart.h | |
parent | 9ca8dbcc65cfc63d6f5ef3312a33184e1d726e00 (diff) |
Add qemu 2.4.0
Change-Id: Ic99cbad4b61f8b127b7dc74d04576c0bcbaaf4f5
Signed-off-by: Yang Zhang <yang.z.zhang@intel.com>
Diffstat (limited to 'qemu/roms/u-boot/arch/arm/include/asm/arch-lpc32xx/uart.h')
-rw-r--r-- | qemu/roms/u-boot/arch/arm/include/asm/arch-lpc32xx/uart.h | 101 |
1 files changed, 101 insertions, 0 deletions
diff --git a/qemu/roms/u-boot/arch/arm/include/asm/arch-lpc32xx/uart.h b/qemu/roms/u-boot/arch/arm/include/asm/arch-lpc32xx/uart.h new file mode 100644 index 000000000..01dacd61b --- /dev/null +++ b/qemu/roms/u-boot/arch/arm/include/asm/arch-lpc32xx/uart.h @@ -0,0 +1,101 @@ +/* + * Copyright (C) 2011 by Vladimir Zapolskiy <vz@mleia.com> + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#ifndef _LPC32XX_UART_H +#define _LPC32XX_UART_H + +#include <asm/types.h> + +/* 14-clock UART Registers */ +struct hsuart_regs { + union { + u32 rx; /* Receiver FIFO */ + u32 tx; /* Transmitter FIFO */ + }; + u32 level; /* FIFO Level Register */ + u32 iir; /* Interrupt ID Register */ + u32 ctrl; /* Control Register */ + u32 rate; /* Rate Control Register */ +}; + +/* 14-clock UART Receiver FIFO Register bits */ +#define HSUART_RX_BREAK (1 << 10) +#define HSUART_RX_ERROR (1 << 9) +#define HSUART_RX_EMPTY (1 << 8) +#define HSUART_RX_DATA (0xff << 0) + +/* 14-clock UART Level Register bits */ +#define HSUART_LEVEL_TX (0xff << 8) +#define HSUART_LEVEL_RX (0xff << 0) + +/* 14-clock UART Interrupt Identification Register bits */ +#define HSUART_IIR_TX_INT_SET (1 << 6) +#define HSUART_IIR_RX_OE (1 << 5) +#define HSUART_IIR_BRK (1 << 4) +#define HSUART_IIR_FE (1 << 3) +#define HSUART_IIR_RX_TIMEOUT (1 << 2) +#define HSUART_IIR_RX_TRIG (1 << 1) +#define HSUART_IIR_TX (1 << 0) + +/* 14-clock UART Control Register bits */ +#define HSUART_CTRL_HRTS_INV (1 << 21) +#define HSUART_CTRL_HRTS_TRIG_48 (0x3 << 19) +#define HSUART_CTRL_HRTS_TRIG_32 (0x2 << 19) +#define HSUART_CTRL_HRTS_TRIG_16 (0x1 << 19) +#define HSUART_CTRL_HRTS_TRIG_8 (0x0 << 19) +#define HSUART_CTRL_HRTS_EN (1 << 18) +#define HSUART_CTRL_TMO_16 (0x3 << 16) +#define HSUART_CTRL_TMO_8 (0x2 << 16) +#define HSUART_CTRL_TMO_4 (0x1 << 16) +#define HSUART_CTRL_TMO_DISABLED (0x0 << 16) +#define HSUART_CTRL_HCTS_INV (1 << 15) +#define HSUART_CTRL_HCTS_EN (1 << 14) +#define HSUART_CTRL_HSU_OFFSET(n) ((n) << 9) +#define HSUART_CTRL_HSU_BREAK (1 << 8) +#define HSUART_CTRL_HSU_ERR_INT_EN (1 << 7) +#define HSUART_CTRL_HSU_RX_INT_EN (1 << 6) +#define HSUART_CTRL_HSU_TX_INT_EN (1 << 5) +#define HSUART_CTRL_HSU_RX_TRIG_48 (0x5 << 2) +#define HSUART_CTRL_HSU_RX_TRIG_32 (0x4 << 2) +#define HSUART_CTRL_HSU_RX_TRIG_16 (0x3 << 2) +#define HSUART_CTRL_HSU_RX_TRIG_8 (0x2 << 2) +#define HSUART_CTRL_HSU_RX_TRIG_4 (0x1 << 2) +#define HSUART_CTRL_HSU_RX_TRIG_1 (0x0 << 2) +#define HSUART_CTRL_HSU_TX_TRIG_16 (0x3 << 0) +#define HSUART_CTRL_HSU_TX_TRIG_8 (0x2 << 0) +#define HSUART_CTRL_HSU_TX_TRIG_4 (0x1 << 0) +#define HSUART_CTRL_HSU_TX_TRIG_0 (0x0 << 0) + +/* UART Control Registers */ +struct uart_ctrl_regs { + u32 ctrl; /* Control Register */ + u32 clkmode; /* Clock Mode Register */ + u32 loop; /* Loopback Control Register */ +}; + +/* UART Control Register bits */ +#define UART_CTRL_UART3_MD_CTRL (1 << 11) +#define UART_CTRL_HDPX_INV (1 << 10) +#define UART_CTRL_HDPX_EN (1 << 9) +#define UART_CTRL_UART6_IRDA (1 << 5) +#define UART_CTRL_IR_TX6_INV (1 << 4) +#define UART_CTRL_IR_RX6_INV (1 << 3) +#define UART_CTRL_IR_RX_LENGTH (1 << 2) +#define UART_CTRL_IR_TX_LENGTH (1 << 1) +#define UART_CTRL_UART5_USB_MODE (1 << 0) + +/* UART Clock Mode Register bits */ +#define UART_CLKMODE_STATX(n) (1 << ((n) + 16)) +#define UART_CLKMODE_STAT (1 << 14) +#define UART_CLKMODE_MASK(n) (0x3 << (2 * (n) - 2)) +#define UART_CLKMODE_AUTO(n) (0x2 << (2 * (n) - 2)) +#define UART_CLKMODE_ON(n) (0x1 << (2 * (n) - 2)) +#define UART_CLKMODE_OFF(n) (0x0 << (2 * (n) - 2)) + +/* UART Loopback Control Register bits */ +#define UART_LOOPBACK(n) (1 << ((n) - 1)) + +#endif /* _LPC32XX_UART_H */ |