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/* SPDX-License-Identifier: GPL-2.0 */
#ifndef __ASM_ARCH_REGS_UART_H
#define __ASM_ARCH_REGS_UART_H
/*
* UARTs
*/
/* Full Function UART (FFUART) */
#define FFUART FFRBR
#define FFRBR __REG(0x40100000) /* Receive Buffer Register (read only) */
#define FFTHR __REG(0x40100000) /* Transmit Holding Register (write only) */
#define FFIER __REG(0x40100004) /* Interrupt Enable Register (read/write) */
#define FFIIR __REG(0x40100008) /* Interrupt ID Register (read only) */
#define FFFCR __REG(0x40100008) /* FIFO Control Register (write only) */
#define FFLCR __REG(0x4010000C) /* Line Control Register (read/write) */
#define FFMCR __REG(0x40100010) /* Modem Control Register (read/write) */
#define FFLSR __REG(0x40100014) /* Line Status Register (read only) */
#define FFMSR __REG(0x40100018) /* Modem Status Register (read only) */
#define FFSPR __REG(0x4010001C) /* Scratch Pad Register (read/write) */
#define FFISR __REG(0x40100020) /* Infrared Selection Register (read/write) */
#define FFDLL __REG(0x40100000) /* Divisor Latch Low Register (DLAB = 1) (read/write) */
#define FFDLH __REG(0x40100004) /* Divisor Latch High Register (DLAB = 1) (read/write) */
/* Bluetooth UART (BTUART) */
#define BTUART BTRBR
#define BTRBR __REG(0x40200000) /* Receive Buffer Register (read only) */
#define BTTHR __REG(0x40200000) /* Transmit Holding Register (write only) */
#define BTIER __REG(0x40200004) /* Interrupt Enable Register (read/write) */
#define BTIIR __REG(0x40200008) /* Interrupt ID Register (read only) */
#define BTFCR __REG(0x40200008) /* FIFO Control Register (write only) */
#define BTLCR __REG(0x4020000C) /* Line Control Register (read/write) */
#define BTMCR __REG(0x40200010) /* Modem Control Register (read/write) */
#define BTLSR __REG(0x40200014) /* Line Status Register (read only) */
#define BTMSR __REG(0x40200018) /* Modem Status Register (read only) */
#define BTSPR __REG(0x4020001C) /* Scratch Pad Register (read/write) */
#define BTISR __REG(0x40200020) /* Infrared Selection Register (read/write) */
#define BTDLL __REG(0x40200000) /* Divisor Latch Low Register (DLAB = 1) (read/write) */
#define BTDLH __REG(0x40200004) /* Divisor Latch High Register (DLAB = 1) (read/write) */
/* Standard UART (STUART) */
#define STUART STRBR
#define STRBR __REG(0x40700000) /* Receive Buffer Register (read only) */
#define STTHR __REG(0x40700000) /* Transmit Holding Register (write only) */
#define STIER __REG(0x40700004) /* Interrupt Enable Register (read/write) */
#define STIIR __REG(0x40700008) /* Interrupt ID Register (read only) */
#define STFCR __REG(0x40700008) /* FIFO Control Register (write only) */
#define STLCR __REG(0x4070000C) /* Line Control Register (read/write) */
#define STMCR __REG(0x40700010) /* Modem Control Register (read/write) */
#define STLSR __REG(0x40700014) /* Line Status Register (read only) */
#define STMSR __REG(0x40700018) /* Reserved */
#define STSPR __REG(0x4070001C) /* Scratch Pad Register (read/write) */
#define STISR __REG(0x40700020) /* Infrared Selection Register (read/write) */
#define STDLL __REG(0x40700000) /* Divisor Latch Low Register (DLAB = 1) (read/write) */
#define STDLH __REG(0x40700004) /* Divisor Latch High Register (DLAB = 1) (read/write) */
/* Hardware UART (HWUART) */
#define HWUART HWRBR
#define HWRBR __REG(0x41600000) /* Receive Buffer Register (read only) */
#define HWTHR __REG(0x41600000) /* Transmit Holding Register (write only) */
#define HWIER __REG(0x41600004) /* Interrupt Enable Register (read/write) */
#define HWIIR __REG(0x41600008) /* Interrupt ID Register (read only) */
#define HWFCR __REG(0x41600008) /* FIFO Control Register (write only) */
#define HWLCR __REG(0x4160000C) /* Line Control Register (read/write) */
#define HWMCR __REG(0x41600010) /* Modem Control Register (read/write) */
#define HWLSR __REG(0x41600014) /* Line Status Register (read only) */
#define HWMSR __REG(0x41600018) /* Modem Status Register (read only) */
#define HWSPR __REG(0x4160001C) /* Scratch Pad Register (read/write) */
#define HWISR __REG(0x41600020) /* Infrared Selection Register (read/write) */
#define HWFOR __REG(0x41600024) /* Receive FIFO Occupancy Register (read only) */
#define HWABR __REG(0x41600028) /* Auto-Baud Control Register (read/write) */
#define HWACR __REG(0x4160002C) /* Auto-Baud Count Register (read only) */
#define HWDLL __REG(0x41600000) /* Divisor Latch Low Register (DLAB = 1) (read/write) */
#define HWDLH __REG(0x41600004) /* Divisor Latch High Register (DLAB = 1) (read/write) */
#define IER_DMAE (1 << 7) /* DMA Requests Enable */
#define IER_UUE (1 << 6) /* UART Unit Enable */
#define IER_NRZE (1 << 5) /* NRZ coding Enable */
#define IER_RTIOE (1 << 4) /* Receiver Time Out Interrupt Enable */
#define IER_MIE (1 << 3) /* Modem Interrupt Enable */
#define IER_RLSE (1 << 2) /* Receiver Line Status Interrupt Enable */
#define IER_TIE (1 << 1) /* Transmit Data request Interrupt Enable */
#define IER_RAVIE (1 << 0) /* Receiver Data Available Interrupt Enable */
#define IIR_FIFOES1 (1 << 7) /* FIFO Mode Enable Status */
#define IIR_FIFOES0 (1 << 6) /* FIFO Mode Enable Status */
#define IIR_TOD (1 << 3) /* Time Out Detected */
#define IIR_IID2 (1 << 2) /* Interrupt Source Encoded */
#define IIR_IID1 (1 << 1) /* Interrupt Source Encoded */
#define IIR_IP (1 << 0) /* Interrupt Pending (active low) */
#define FCR_ITL2 (1 << 7) /* Interrupt Trigger Level */
#define FCR_ITL1 (1 << 6) /* Interrupt Trigger Level */
#define FCR_RESETTF (1 << 2) /* Reset Transmitter FIFO */
#define FCR_RESETRF (1 << 1) /* Reset Receiver FIFO */
#define FCR_TRFIFOE (1 << 0) /* Transmit and Receive FIFO Enable */
#define FCR_ITL_1 (0)
#define FCR_ITL_8 (FCR_ITL1)
#define FCR_ITL_16 (FCR_ITL2)
#define FCR_ITL_32 (FCR_ITL2|FCR_ITL1)
#define LCR_DLAB (1 << 7) /* Divisor Latch Access Bit */
#define LCR_SB (1 << 6) /* Set Break */
#define LCR_STKYP (1 << 5) /* Sticky Parity */
#define LCR_EPS (1 << 4) /* Even Parity Select */
#define LCR_PEN (1 << 3) /* Parity Enable */
#define LCR_STB (1 << 2) /* Stop Bit */
#define LCR_WLS1 (1 << 1) /* Word Length Select */
#define LCR_WLS0 (1 << 0) /* Word Length Select */
#define LSR_FIFOE (1 << 7) /* FIFO Error Status */
#define LSR_TEMT (1 << 6) /* Transmitter Empty */
#define LSR_TDRQ (1 << 5) /* Transmit Data Request */
#define LSR_BI (1 << 4) /* Break Interrupt */
#define LSR_FE (1 << 3) /* Framing Error */
#define LSR_PE (1 << 2) /* Parity Error */
#define LSR_OE (1 << 1) /* Overrun Error */
#define LSR_DR (1 << 0) /* Data Ready */
#define MCR_LOOP (1 << 4)
#define MCR_OUT2 (1 << 3) /* force MSR_DCD in loopback mode */
#define MCR_OUT1 (1 << 2) /* force MSR_RI in loopback mode */
#define MCR_RTS (1 << 1) /* Request to Send */
#define MCR_DTR (1 << 0) /* Data Terminal Ready */
#define MSR_DCD (1 << 7) /* Data Carrier Detect */
#define MSR_RI (1 << 6) /* Ring Indicator */
#define MSR_DSR (1 << 5) /* Data Set Ready */
#define MSR_CTS (1 << 4) /* Clear To Send */
#define MSR_DDCD (1 << 3) /* Delta Data Carrier Detect */
#define MSR_TERI (1 << 2) /* Trailing Edge Ring Indicator */
#define MSR_DDSR (1 << 1) /* Delta Data Set Ready */
#define MSR_DCTS (1 << 0) /* Delta Clear To Send */
/*
* IrSR (Infrared Selection Register)
*/
#define STISR_RXPL (1 << 4) /* Receive Data Polarity */
#define STISR_TXPL (1 << 3) /* Transmit Data Polarity */
#define STISR_XMODE (1 << 2) /* Transmit Pulse Width Select */
#define STISR_RCVEIR (1 << 1) /* Receiver SIR Enable */
#define STISR_XMITIR (1 << 0) /* Transmitter SIR Enable */
#endif /* __ASM_ARCH_REGS_UART_H */
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