| /* MN10300 on-board serial port module registers |
| * |
| * Copyright (C) 2007 Red Hat, Inc. All Rights Reserved. |
| * Written by David Howells (dhowells@redhat.com) |
| * |
| * This program is free software; you can redistribute it and/or |
| * modify it under the terms of the GNU General Public Licence |
| * as published by the Free Software Foundation; either version |
| * 2 of the Licence, or (at your option) any later version. |
| */ |
| |
| #ifndef _ASM_SERIAL_REGS_H |
| #define _ASM_SERIAL_REGS_H |
| |
| #include <asm/cpu-regs.h> |
| #include <asm/intctl-regs.h> |
| |
| #ifdef __KERNEL__ |
| |
| /* serial port 0 */ |
| #define SC0CTR __SYSREG(0xd4002000, u16) /* control reg */ |
| #define SC01CTR_CK 0x0007 /* clock source select */ |
| #define SC0CTR_CK_TM8UFLOW_8 0x0000 /* - 1/8 timer 8 underflow (serial port 0 only) */ |
| #define SC1CTR_CK_TM9UFLOW_8 0x0000 /* - 1/8 timer 9 underflow (serial port 1 only) */ |
| #define SC01CTR_CK_IOCLK_8 0x0001 /* - 1/8 IOCLK */ |
| #define SC01CTR_CK_IOCLK_32 0x0002 /* - 1/32 IOCLK */ |
| #define SC0CTR_CK_TM2UFLOW_2 0x0003 /* - 1/2 timer 2 underflow (serial port 0 only) */ |
| #define SC1CTR_CK_TM3UFLOW_2 0x0003 /* - 1/2 timer 3 underflow (serial port 1 only) */ |
| #define SC0CTR_CK_TM0UFLOW_8 0x0004 /* - 1/8 timer 1 underflow (serial port 0 only) */ |
| #define SC1CTR_CK_TM1UFLOW_8 0x0004 /* - 1/8 timer 2 underflow (serial port 1 only) */ |
| #define SC0CTR_CK_TM2UFLOW_8 0x0005 /* - 1/8 timer 2 underflow (serial port 0 only) */ |
| #define SC1CTR_CK_TM3UFLOW_8 0x0005 /* - 1/8 timer 3 underflow (serial port 1 only) */ |
| #define SC01CTR_CK_EXTERN_8 0x0006 /* - 1/8 external closk */ |
| #define SC01CTR_CK_EXTERN 0x0007 /* - external closk */ |
| #define SC01CTR_STB 0x0008 /* stop bit select */ |
| #define SC01CTR_STB_1BIT 0x0000 /* - 1 stop bit */ |
| #define SC01CTR_STB_2BIT 0x0008 /* - 2 stop bits */ |
| #define SC01CTR_PB 0x0070 /* parity bit select */ |
| #define SC01CTR_PB_NONE 0x0000 /* - no parity */ |
| #define SC01CTR_PB_FIXED0 0x0040 /* - fixed at 0 */ |
| #define SC01CTR_PB_FIXED1 0x0050 /* - fixed at 1 */ |
| #define SC01CTR_PB_EVEN 0x0060 /* - even parity */ |
| #define SC01CTR_PB_ODD 0x0070 /* - odd parity */ |
| #define SC01CTR_CLN 0x0080 /* character length */ |
| #define SC01CTR_CLN_7BIT 0x0000 /* - 7 bit chars */ |
| #define SC01CTR_CLN_8BIT 0x0080 /* - 8 bit chars */ |
| #define SC01CTR_TOE 0x0100 /* T input output enable */ |
| #define SC01CTR_OD 0x0200 /* bit order select */ |
| #define SC01CTR_OD_LSBFIRST 0x0000 /* - LSB first */ |
| #define SC01CTR_OD_MSBFIRST 0x0200 /* - MSB first */ |
| #define SC01CTR_MD 0x0c00 /* mode select */ |
| #define SC01CTR_MD_STST_SYNC 0x0000 /* - start-stop synchronous */ |
| #define SC01CTR_MD_CLOCK_SYNC1 0x0400 /* - clock synchronous 1 */ |
| #define SC01CTR_MD_I2C 0x0800 /* - I2C mode */ |
| #define SC01CTR_MD_CLOCK_SYNC2 0x0c00 /* - clock synchronous 2 */ |
| #define SC01CTR_IIC 0x1000 /* I2C mode select */ |
| #define SC01CTR_BKE 0x2000 /* break transmit enable */ |
| #define SC01CTR_RXE 0x4000 /* receive enable */ |
| #define SC01CTR_TXE 0x8000 /* transmit enable */ |
| |
| #define SC0ICR __SYSREG(0xd4002004, u8) /* interrupt control reg */ |
| #define SC01ICR_DMD 0x80 /* output data mode */ |
| #define SC01ICR_TD 0x20 /* transmit DMA trigger cause */ |
| #define SC01ICR_TI 0x10 /* transmit interrupt cause */ |
| #define SC01ICR_RES 0x04 /* receive error select */ |
| #define SC01ICR_RI 0x01 /* receive interrupt cause */ |
| |
| #define SC0TXB __SYSREG(0xd4002008, u8) /* transmit buffer reg */ |
| #define SC0RXB __SYSREG(0xd4002009, u8) /* receive buffer reg */ |
| |
| #define SC0STR __SYSREG(0xd400200c, u16) /* status reg */ |
| #define SC01STR_OEF 0x0001 /* overrun error found */ |
| #define SC01STR_PEF 0x0002 /* parity error found */ |
| #define SC01STR_FEF 0x0004 /* framing error found */ |
| #define SC01STR_RBF 0x0010 /* receive buffer status */ |
| #define SC01STR_TBF 0x0020 /* transmit buffer status */ |
| #define SC01STR_RXF 0x0040 /* receive status */ |
| #define SC01STR_TXF 0x0080 /* transmit status */ |
| #define SC01STR_STF 0x0100 /* I2C start sequence found */ |
| #define SC01STR_SPF 0x0200 /* I2C stop sequence found */ |
| |
| #define SC0RXIRQ 20 /* timer 0 Receive IRQ */ |
| #define SC0TXIRQ 21 /* timer 0 Transmit IRQ */ |
| |
| #define SC0RXICR GxICR(SC0RXIRQ) /* serial 0 receive intr ctrl reg */ |
| #define SC0TXICR GxICR(SC0TXIRQ) /* serial 0 transmit intr ctrl reg */ |
| |
| /* serial port 1 */ |
| #define SC1CTR __SYSREG(0xd4002010, u16) /* serial port 1 control */ |
| #define SC1ICR __SYSREG(0xd4002014, u8) /* interrupt control reg */ |
| #define SC1TXB __SYSREG(0xd4002018, u8) /* transmit buffer reg */ |
| #define SC1RXB __SYSREG(0xd4002019, u8) /* receive buffer reg */ |
| #define SC1STR __SYSREG(0xd400201c, u16) /* status reg */ |
| |
| #define SC1RXIRQ 22 /* timer 1 Receive IRQ */ |
| #define SC1TXIRQ 23 /* timer 1 Transmit IRQ */ |
| |
| #define SC1RXICR GxICR(SC1RXIRQ) /* serial 1 receive intr ctrl reg */ |
| #define SC1TXICR GxICR(SC1TXIRQ) /* serial 1 transmit intr ctrl reg */ |
| |
| /* serial port 2 */ |
| #define SC2CTR __SYSREG(0xd4002020, u16) /* control reg */ |
| #define SC2CTR_CK 0x0003 /* clock source select */ |
| #define SC2CTR_CK_TM10UFLOW 0x0000 /* - timer 10 underflow */ |
| #define SC2CTR_CK_TM2UFLOW 0x0001 /* - timer 2 underflow */ |
| #define SC2CTR_CK_EXTERN 0x0002 /* - external closk */ |
| #define SC2CTR_CK_TM3UFLOW 0x0003 /* - timer 3 underflow */ |
| #define SC2CTR_STB 0x0008 /* stop bit select */ |
| #define SC2CTR_STB_1BIT 0x0000 /* - 1 stop bit */ |
| #define SC2CTR_STB_2BIT 0x0008 /* - 2 stop bits */ |
| #define SC2CTR_PB 0x0070 /* parity bit select */ |
| #define SC2CTR_PB_NONE 0x0000 /* - no parity */ |
| #define SC2CTR_PB_FIXED0 0x0040 /* - fixed at 0 */ |
| #define SC2CTR_PB_FIXED1 0x0050 /* - fixed at 1 */ |
| #define SC2CTR_PB_EVEN 0x0060 /* - even parity */ |
| #define SC2CTR_PB_ODD 0x0070 /* - odd parity */ |
| #define SC2CTR_CLN 0x0080 /* character length */ |
| #define SC2CTR_CLN_7BIT 0x0000 /* - 7 bit chars */ |
| #define SC2CTR_CLN_8BIT 0x0080 /* - 8 bit chars */ |
| #define SC2CTR_TWE 0x0100 /* transmit wait enable (enable XCTS control) */ |
| #define SC2CTR_OD 0x0200 /* bit order select */ |
| #define SC2CTR_OD_LSBFIRST 0x0000 /* - LSB first */ |
| #define SC2CTR_OD_MSBFIRST 0x0200 /* - MSB first */ |
| #define SC2CTR_TWS 0x1000 /* transmit wait select */ |
| #define SC2CTR_TWS_XCTS_HIGH 0x0000 /* - interrupt TX when XCTS high */ |
| #define SC2CTR_TWS_XCTS_LOW 0x1000 /* - interrupt TX when XCTS low */ |
| #define SC2CTR_BKE 0x2000 /* break transmit enable */ |
| #define SC2CTR_RXE 0x4000 /* receive enable */ |
| #define SC2CTR_TXE 0x8000 /* transmit enable */ |
| |
| #define SC2ICR __SYSREG(0xd4002024, u8) /* interrupt control reg */ |
| #define SC2ICR_TD 0x20 /* transmit DMA trigger cause */ |
| #define SC2ICR_TI 0x10 /* transmit interrupt cause */ |
| #define SC2ICR_RES 0x04 /* receive error select */ |
| #define SC2ICR_RI 0x01 /* receive interrupt cause */ |
| |
| #define SC2TXB __SYSREG(0xd4002018, u8) /* transmit buffer reg */ |
| #define SC2RXB __SYSREG(0xd4002019, u8) /* receive buffer reg */ |
| #define SC2STR __SYSREG(0xd400201c, u8) /* status reg */ |
| #define SC2STR_OEF 0x0001 /* overrun error found */ |
| #define SC2STR_PEF 0x0002 /* parity error found */ |
| #define SC2STR_FEF 0x0004 /* framing error found */ |
| #define SC2STR_CTS 0x0008 /* XCTS input pin status (0 means high) */ |
| #define SC2STR_RBF 0x0010 /* receive buffer status */ |
| #define SC2STR_TBF 0x0020 /* transmit buffer status */ |
| #define SC2STR_RXF 0x0040 /* receive status */ |
| #define SC2STR_TXF 0x0080 /* transmit status */ |
| |
| #define SC2TIM __SYSREG(0xd400202d, u8) /* status reg */ |
| |
| #define SC2RXIRQ 24 /* serial 2 Receive IRQ */ |
| #define SC2TXIRQ 25 /* serial 2 Transmit IRQ */ |
| |
| #define SC2RXICR GxICR(SC2RXIRQ) /* serial 2 receive intr ctrl reg */ |
| #define SC2TXICR GxICR(SC2TXIRQ) /* serial 2 transmit intr ctrl reg */ |
| |
| |
| #endif /* __KERNEL__ */ |
| |
| #endif /* _ASM_SERIAL_REGS_H */ |