/* SPDX-License-Identifier: GPL-2.0-or-later */ /* * Embedded Alley Solutions, source@embeddedalley.com. */ #ifndef _LINUX_SERIAL_PNX8XXX_H #define _LINUX_SERIAL_PNX8XXX_H #include <linux/serial_core.h> #define PNX8XXX_NR_PORTS 2 struct pnx8xxx_port { struct uart_port port; struct timer_list timer; unsigned int old_status; }; /* register offsets */ #define PNX8XXX_LCR 0 #define PNX8XXX_MCR 0x004 #define PNX8XXX_BAUD 0x008 #define PNX8XXX_CFG 0x00c #define PNX8XXX_FIFO 0x028 #define PNX8XXX_ISTAT 0xfe0 #define PNX8XXX_IEN 0xfe4 #define PNX8XXX_ICLR 0xfe8 #define PNX8XXX_ISET 0xfec #define PNX8XXX_PD 0xff4 #define PNX8XXX_MID 0xffc #define PNX8XXX_UART_LCR_TXBREAK (1<<30) #define PNX8XXX_UART_LCR_PAREVN 0x10000000 #define PNX8XXX_UART_LCR_PAREN 0x08000000 #define PNX8XXX_UART_LCR_2STOPB 0x04000000 #define PNX8XXX_UART_LCR_8BIT 0x01000000 #define PNX8XXX_UART_LCR_TX_RST 0x00040000 #define PNX8XXX_UART_LCR_RX_RST 0x00020000 #define PNX8XXX_UART_LCR_RX_NEXT 0x00010000 #define PNX8XXX_UART_MCR_SCR 0xFF000000 #define PNX8XXX_UART_MCR_DCD 0x00800000 #define PNX8XXX_UART_MCR_CTS 0x00100000 #define PNX8XXX_UART_MCR_LOOP 0x00000010 #define PNX8XXX_UART_MCR_RTS 0x00000002 #define PNX8XXX_UART_MCR_DTR 0x00000001 #define PNX8XXX_UART_INT_TX 0x00000080 #define PNX8XXX_UART_INT_EMPTY 0x00000040 #define PNX8XXX_UART_INT_RCVTO 0x00000020 #define PNX8XXX_UART_INT_RX 0x00000010 #define PNX8XXX_UART_INT_RXOVRN 0x00000008 #define PNX8XXX_UART_INT_FRERR 0x00000004 #define PNX8XXX_UART_INT_BREAK 0x00000002 #define PNX8XXX_UART_INT_PARITY 0x00000001 #define PNX8XXX_UART_INT_ALLRX 0x0000003F #define PNX8XXX_UART_INT_ALLTX 0x000000C0 #define PNX8XXX_UART_FIFO_TXFIFO 0x001F0000 #define PNX8XXX_UART_FIFO_TXFIFO_STA (0x1f<<16) #define PNX8XXX_UART_FIFO_RXBRK 0x00008000 #define PNX8XXX_UART_FIFO_RXFE 0x00004000 #define PNX8XXX_UART_FIFO_RXPAR 0x00002000 #define PNX8XXX_UART_FIFO_RXFIFO 0x00001F00 #define PNX8XXX_UART_FIFO_RBRTHR 0x000000FF #endif