diff options
Diffstat (limited to 'uClinux-2.4.20-uc1/include/linux/w83977.h')
| -rw-r--r-- | uClinux-2.4.20-uc1/include/linux/w83977.h | 147 |
1 files changed, 147 insertions, 0 deletions
diff --git a/uClinux-2.4.20-uc1/include/linux/w83977.h b/uClinux-2.4.20-uc1/include/linux/w83977.h new file mode 100644 index 0000000..f6fee8b --- /dev/null +++ b/uClinux-2.4.20-uc1/include/linux/w83977.h @@ -0,0 +1,147 @@ +/**************************************************************************** + * * + * Copyright (c) 2004 - 2006 Winbond Electronics Corp. All rights reserved. * + * * + ***************************************************************************/ + +/**************************************************************************** + * + * FILENAME + * linux-2.4.x/include/linux/w83977.h + * + * VERSION + * 1.0 + * + * DESCRIPTION + * This is the head file of W83977AF + * + * DATA STRUCTURES + * None + * + * FUNCTIONS + * None + * + * HISTORY + * 13/2/2004 Ver 1.0 Created by PC34 MCLi + * + * REMARK + * None + * MODIFY + * 16/11/2004 by PC34 MCLi + * Delete the W83977EF driver codes + **************************************************************************/ + +#ifndef __W83977_H_ +#define __W83977_H_ + +#include <asm/arch/hardware.h> + +#define VPint *(volatile unsigned int *) +#define VPshort *(volatile unsigned short *) +#define VPchar *(volatile unsigned char *) + +#define outdw(r,v) (VPint(r)=(v)) +#define indw(r) (VPint(r)) + +/* W83977AF UART Ports */ +#ifndef UART_PORTA +#define UART_PORTA 2 +#endif + +#ifndef UART_PORTB +#define UART_PORTB 3 +#endif + +#ifndef UART_PORTC +#define UART_PORTC 6 +#endif + +#define PORT_W83977 15 +#define PORT_REF_CLOCK 1846100 /* 1.8461MHZ */ + +#define W83977_BASE (W83977AF_BASE_ADDR|0x80000000) +#define W83977AF_BASE W83977_BASE + +#define PARA_BASE W83977_BASE+0x378 + +/* W83977 Default UART base address */ +#define UART_BASEA W83977_BASE+0x3F8 +#define UART_BASEB W83977_BASE+0x2F8 +#define UART_BASEC W83977_BASE+0x4F8 + +/* UART A */ +#define PORTA_RBR UART_BASEA + 0 /* R */ +#define PORTA_TBR UART_BASEA + 0 /* W */ +#define PORTA_ICR UART_BASEA + 1 /* R & W */ +#define PORTA_ISR UART_BASEA + 2 /* R */ +#define PORTA_UFR UART_BASEA + 2 /* W */ +#define PORTA_UCR UART_BASEA + 3 /* R & W */ +#define PORTA_HCR UART_BASEA + 4 /* R & W */ +#define PORTA_USR UART_BASEA + 5 /* R & W */ +#define PORTA_HSR UART_BASEA + 6 /* R & W */ +#define PORTA_UDR UART_BASEA + 7 /* R & W */ +#define PORTA_BLL UART_BASEA + 0 /* R & W */ +#define PORTA_BLH UART_BASEA + 1 /* R & W */ + +/* UART B */ +#define PORTB_RBR UART_BASEB + 0 /* R */ +#define PORTB_TBR UART_BASEB + 0 /* W */ +#define PORTB_ICR UART_BASEB + 1 /* R & W */ +#define PORTB_ISR UART_BASEB + 2 /* R */ +#define PORTB_UFR UART_BASEB + 2 /* W */ +#define PORTB_UCR UART_BASEB + 3 /* R & W */ +#define PORTB_HCR UART_BASEB + 4 /* R & W */ +#define PORTB_USR UART_BASEB + 5 /* R & W */ +#define PORTB_HSR UART_BASEB + 6 /* R & W */ +#define PORTB_UDR UART_BASEB + 7 /* R & W */ +#define PORTB_BLL UART_BASEB + 0 /* R & W */ +#define PORTB_BLH UART_BASEB + 1 /* R & W */ + +/* UART C */ +#define PORTC_RBR UART_BASEC + 0 /* R */ +#define PORTC_TBR UART_BASEC + 0 /* W */ +#define PORTC_ICR UART_BASEC + 1 /* R & W */ +#define PORTC_ISR UART_BASEC + 2 /* R */ +#define PORTC_UFR UART_BASEC + 2 /* W */ +#define PORTC_ADCR1 UART_BASEC + 2 /* R & W */ +#define PORTC_UCR UART_BASEC + 3 /* R & W */ +#define PORTC_HCR UART_BASEC + 4 /* R & W */ +#define PORTC_ADCR2 UART_BASEC + 4 /* R & W */ +#define PORTC_USR UART_BASEC + 5 /* R & W */ +#define PORTC_HSR UART_BASEC + 6 /* R & W */ +#define PORTC_UDR UART_BASEC + 7 /* R & W */ +#define PORTC_BLL UART_BASEC + 0 /* R & W */ +#define PORTC_BLH UART_BASEC + 1 /* R & W */ + +/* Configuration port and key */ +#define AF_CONFIG_PORT W83977_BASE+0x3f0 +#define AF_INDEX_PORT AF_CONFIG_PORT +#define AF_DATA_PORT W83977_BASE+0x3f1 + +/* Compatible PnP registers */ +#define EFER_REG 0x3F0 /* Extended Function Enable Register */ +#define EFIR_REG EFER_REG /* Extended Function Index Register */ +#define EFDR_REG (EFER_REG+1) /* Extended Function Data Register */ + +#define CR20 0x20 +#define CR21 0x21 + +#define KBC_DEV 5 /* logical device 5 */ + +/* W83977 definitions */ +#define W83977AF_DEV_ID 0x97 /* device ID */ +#define W83977AF_DEV_REV 0x77 /* revision ID */ +#define W83977EF_DEV_ID 0x52 /* device ID */ +#define W83977EF_DEV_REV 0xF6 /* device ID */ + +/* I/O registers */ +#define KBC_STATUS_REG *((volatile unsigned char *) (W83977_BASE + 0x64)) /* input */ +#define KBC_COMMAND_REG *((volatile unsigned char *) (W83977_BASE + 0x64)) /* output */ +#define KBC_OUTBUF_REG *((volatile unsigned char *) (W83977_BASE + 0x60)) /* output */ +#define KBC_DATA_REG *((volatile unsigned char *) (W83977_BASE + 0x60)) /* input */ + +#define KBC_INPUT_BUF_FULL 0x02 +#define KBC_OUTPUT_BUF_FULL 0x01 + + +#endif |