serial_bcm63xx.h

  1/* SPDX-License-Identifier: GPL-2.0 */
  2#ifndef _LINUX_SERIAL_BCM63XX_H
  3#define _LINUX_SERIAL_BCM63XX_H
  4
  5/* UART Control Register */
  6#define UART_CTL_REG			0x0
  7#define UART_CTL_RXTMOUTCNT_SHIFT	0
  8#define UART_CTL_RXTMOUTCNT_MASK	(0x1f << UART_CTL_RXTMOUTCNT_SHIFT)
  9#define UART_CTL_RSTTXDN_SHIFT		5
 10#define UART_CTL_RSTTXDN_MASK		(1 << UART_CTL_RSTTXDN_SHIFT)
 11#define UART_CTL_RSTRXFIFO_SHIFT		6
 12#define UART_CTL_RSTRXFIFO_MASK		(1 << UART_CTL_RSTRXFIFO_SHIFT)
 13#define UART_CTL_RSTTXFIFO_SHIFT		7
 14#define UART_CTL_RSTTXFIFO_MASK		(1 << UART_CTL_RSTTXFIFO_SHIFT)
 15#define UART_CTL_STOPBITS_SHIFT		8
 16#define UART_CTL_STOPBITS_MASK		(0xf << UART_CTL_STOPBITS_SHIFT)
 17#define UART_CTL_STOPBITS_1		(0x7 << UART_CTL_STOPBITS_SHIFT)
 18#define UART_CTL_STOPBITS_2		(0xf << UART_CTL_STOPBITS_SHIFT)
 19#define UART_CTL_BITSPERSYM_SHIFT	12
 20#define UART_CTL_BITSPERSYM_MASK	(0x3 << UART_CTL_BITSPERSYM_SHIFT)
 21#define UART_CTL_XMITBRK_SHIFT		14
 22#define UART_CTL_XMITBRK_MASK		(1 << UART_CTL_XMITBRK_SHIFT)
 23#define UART_CTL_RSVD_SHIFT		15
 24#define UART_CTL_RSVD_MASK		(1 << UART_CTL_RSVD_SHIFT)
 25#define UART_CTL_RXPAREVEN_SHIFT		16
 26#define UART_CTL_RXPAREVEN_MASK		(1 << UART_CTL_RXPAREVEN_SHIFT)
 27#define UART_CTL_RXPAREN_SHIFT		17
 28#define UART_CTL_RXPAREN_MASK		(1 << UART_CTL_RXPAREN_SHIFT)
 29#define UART_CTL_TXPAREVEN_SHIFT		18
 30#define UART_CTL_TXPAREVEN_MASK		(1 << UART_CTL_TXPAREVEN_SHIFT)
 31#define UART_CTL_TXPAREN_SHIFT		18
 32#define UART_CTL_TXPAREN_MASK		(1 << UART_CTL_TXPAREN_SHIFT)
 33#define UART_CTL_LOOPBACK_SHIFT		20
 34#define UART_CTL_LOOPBACK_MASK		(1 << UART_CTL_LOOPBACK_SHIFT)
 35#define UART_CTL_RXEN_SHIFT		21
 36#define UART_CTL_RXEN_MASK		(1 << UART_CTL_RXEN_SHIFT)
 37#define UART_CTL_TXEN_SHIFT		22
 38#define UART_CTL_TXEN_MASK		(1 << UART_CTL_TXEN_SHIFT)
 39#define UART_CTL_BRGEN_SHIFT		23
 40#define UART_CTL_BRGEN_MASK		(1 << UART_CTL_BRGEN_SHIFT)
 41
 42/* UART Baudword register */
 43#define UART_BAUD_REG			0x4
 44
 45/* UART Misc Control register */
 46#define UART_MCTL_REG			0x8
 47#define UART_MCTL_DTR_SHIFT		0
 48#define UART_MCTL_DTR_MASK		(1 << UART_MCTL_DTR_SHIFT)
 49#define UART_MCTL_RTS_SHIFT		1
 50#define UART_MCTL_RTS_MASK		(1 << UART_MCTL_RTS_SHIFT)
 51#define UART_MCTL_RXFIFOTHRESH_SHIFT	8
 52#define UART_MCTL_RXFIFOTHRESH_MASK	(0xf << UART_MCTL_RXFIFOTHRESH_SHIFT)
 53#define UART_MCTL_TXFIFOTHRESH_SHIFT	12
 54#define UART_MCTL_TXFIFOTHRESH_MASK	(0xf << UART_MCTL_TXFIFOTHRESH_SHIFT)
 55#define UART_MCTL_RXFIFOFILL_SHIFT	16
 56#define UART_MCTL_RXFIFOFILL_MASK	(0x1f << UART_MCTL_RXFIFOFILL_SHIFT)
 57#define UART_MCTL_TXFIFOFILL_SHIFT	24
 58#define UART_MCTL_TXFIFOFILL_MASK	(0x1f << UART_MCTL_TXFIFOFILL_SHIFT)
 59
 60/* UART External Input Configuration register */
 61#define UART_EXTINP_REG			0xc
 62#define UART_EXTINP_RI_SHIFT		0
 63#define UART_EXTINP_RI_MASK		(1 << UART_EXTINP_RI_SHIFT)
 64#define UART_EXTINP_CTS_SHIFT		1
 65#define UART_EXTINP_CTS_MASK		(1 << UART_EXTINP_CTS_SHIFT)
 66#define UART_EXTINP_DCD_SHIFT		2
 67#define UART_EXTINP_DCD_MASK		(1 << UART_EXTINP_DCD_SHIFT)
 68#define UART_EXTINP_DSR_SHIFT		3
 69#define UART_EXTINP_DSR_MASK		(1 << UART_EXTINP_DSR_SHIFT)
 70#define UART_EXTINP_IRSTAT(x)		(1 << (x + 4))
 71#define UART_EXTINP_IRMASK(x)		(1 << (x + 8))
 72#define UART_EXTINP_IR_RI		0
 73#define UART_EXTINP_IR_CTS		1
 74#define UART_EXTINP_IR_DCD		2
 75#define UART_EXTINP_IR_DSR		3
 76#define UART_EXTINP_RI_NOSENSE_SHIFT	16
 77#define UART_EXTINP_RI_NOSENSE_MASK	(1 << UART_EXTINP_RI_NOSENSE_SHIFT)
 78#define UART_EXTINP_CTS_NOSENSE_SHIFT	17
 79#define UART_EXTINP_CTS_NOSENSE_MASK	(1 << UART_EXTINP_CTS_NOSENSE_SHIFT)
 80#define UART_EXTINP_DCD_NOSENSE_SHIFT	18
 81#define UART_EXTINP_DCD_NOSENSE_MASK	(1 << UART_EXTINP_DCD_NOSENSE_SHIFT)
 82#define UART_EXTINP_DSR_NOSENSE_SHIFT	19
 83#define UART_EXTINP_DSR_NOSENSE_MASK	(1 << UART_EXTINP_DSR_NOSENSE_SHIFT)
 84
 85/* UART Interrupt register */
 86#define UART_IR_REG			0x10
 87#define UART_IR_MASK(x)			(1 << (x + 16))
 88#define UART_IR_STAT(x)			(1 << (x))
 89#define UART_IR_EXTIP			0
 90#define UART_IR_TXUNDER			1
 91#define UART_IR_TXOVER			2
 92#define UART_IR_TXTRESH			3
 93#define UART_IR_TXRDLATCH		4
 94#define UART_IR_TXEMPTY			5
 95#define UART_IR_RXUNDER			6
 96#define UART_IR_RXOVER			7
 97#define UART_IR_RXTIMEOUT		8
 98#define UART_IR_RXFULL			9
 99#define UART_IR_RXTHRESH		10
100#define UART_IR_RXNOTEMPTY		11
101#define UART_IR_RXFRAMEERR		12
102#define UART_IR_RXPARERR		13
103#define UART_IR_RXBRK			14
104#define UART_IR_TXDONE			15
105
106/* UART Fifo register */
107#define UART_FIFO_REG			0x14
108#define UART_FIFO_VALID_SHIFT		0
109#define UART_FIFO_VALID_MASK		0xff
110#define UART_FIFO_FRAMEERR_SHIFT	8
111#define UART_FIFO_FRAMEERR_MASK		(1 << UART_FIFO_FRAMEERR_SHIFT)
112#define UART_FIFO_PARERR_SHIFT		9
113#define UART_FIFO_PARERR_MASK		(1 << UART_FIFO_PARERR_SHIFT)
114#define UART_FIFO_BRKDET_SHIFT		10
115#define UART_FIFO_BRKDET_MASK		(1 << UART_FIFO_BRKDET_SHIFT)
116#define UART_FIFO_ANYERR_MASK		(UART_FIFO_FRAMEERR_MASK |	\
117					UART_FIFO_PARERR_MASK |		\
118					UART_FIFO_BRKDET_MASK)
119
120#endif /* _LINUX_SERIAL_BCM63XX_H */