1 #ifndef __ASM_SH_M1543C_H
2 #define __ASM_SH_M1543C_H
5 * linux/include/asm-sh/m1543c.h
6 * Copyright (C) 2001 Nobuhiro Sakawa
7 * M1543C:PCI-ISA Bus Bridge with Super IO Chip support
11 * linux/include/asm-sh/smc37c93x.h
13 * Copyright (C) 2000 Kazumoto Kojima
15 * SMSC 37C93x Super IO Chip support
18 /* Default base I/O address */
19 #define FDC_PRIMARY_BASE 0x3f0
20 #define IDE1_PRIMARY_BASE 0x1f0
21 #define IDE1_SECONDARY_BASE 0x170
22 #define PARPORT_PRIMARY_BASE 0x378
23 #define COM1_PRIMARY_BASE 0x2f8
24 #define COM2_PRIMARY_BASE 0x3f8
25 #define COM3_PRIMARY_BASE 0x3e8
26 #define RTC_PRIMARY_BASE 0x070
27 #define KBC_PRIMARY_BASE 0x060
28 #define AUXIO_PRIMARY_BASE 0x000 /* XXX */
29 #define I8259_M_CR 0x20
30 #define I8259_M_MR 0x21
31 #define I8259_S_CR 0xa0
32 #define I8259_S_MR 0xa1
34 /* Logical device number */
45 /* Configuration port and key */
46 #define CONFIG_PORT 0x3f0
47 #define INDEX_PORT CONFIG_PORT
48 #define DATA_PORT 0x3f1
49 #define CONFIG_ENTER1 0x51
50 #define CONFIG_ENTER2 0x23
51 #define CONFIG_EXIT 0xbb
53 /* Configuration index */
54 #define CURRENT_LDN_INDEX 0x07
55 #define POWER_CONTROL_INDEX 0x22
56 #define ACTIVATE_INDEX 0x30
57 #define IO_BASE_HI_INDEX 0x60
58 #define IO_BASE_LO_INDEX 0x61
59 #define IRQ_SELECT_INDEX 0x70
60 #define PS2_IRQ_INDEX 0x72
61 #define DMA_SELECT_INDEX 0x74
63 /* UART stuff. Only for debugging. */
66 #define UART_RBR 0x0 /* Receiver Buffer Register (Read Only) */
67 #define UART_THR 0x0 /* Transmitter Holding Register (Write Only) */
68 #define UART_IER 0x2 /* Interrupt Enable Register */
69 #define UART_IIR 0x4 /* Interrupt Ident Register (Read Only) */
70 #define UART_FCR 0x4 /* FIFO Control Register (Write Only) */
71 #define UART_LCR 0x6 /* Line Control Register */
72 #define UART_MCR 0x8 /* MODEM Control Register */
73 #define UART_LSR 0xa /* Line Status Register */
74 #define UART_MSR 0xc /* MODEM Status Register */
75 #define UART_SCR 0xe /* Scratch Register */
76 #define UART_DLL 0x0 /* Divisor Latch (LS) */
77 #define UART_DLM 0x2 /* Divisor Latch (MS) */
80 typedef struct uart_reg {
90 #endif /* ! __ASSEMBLY__ */
92 /* Alias for Write Only Register */
97 /* Alias for Divisor Latch Register */
103 /* Interrupt Enable Register */
105 #define IER_ERDAI 0x0100 /* Enable Received Data Available Interrupt */
106 #define IER_ETHREI 0x0200 /* Enable Transmitter Holding Register Empty Interrupt */
107 #define IER_ELSI 0x0400 /* Enable Receiver Line Status Interrupt */
108 #define IER_EMSI 0x0800 /* Enable MODEM Status Interrupt */
110 /* Interrupt Ident Register */
112 #define IIR_IP 0x0100 /* "0" if Interrupt Pending */
113 #define IIR_IIB0 0x0200 /* Interrupt ID Bit 0 */
114 #define IIR_IIB1 0x0400 /* Interrupt ID Bit 1 */
115 #define IIR_IIB2 0x0800 /* Interrupt ID Bit 2 */
116 #define IIR_FIFO 0xc000 /* FIFOs enabled */
118 /* FIFO Control Register */
120 #define FCR_FEN 0x0100 /* FIFO enable */
121 #define FCR_RFRES 0x0200 /* Receiver FIFO reset */
122 #define FCR_TFRES 0x0400 /* Transmitter FIFO reset */
123 #define FCR_DMA 0x0800 /* DMA mode select */
124 #define FCR_RTL 0x4000 /* Receiver triger (LSB) */
125 #define FCR_RTM 0x8000 /* Receiver triger (MSB) */
127 /* Line Control Register */
129 #define LCR_WLS0 0x0100 /* Word Length Select Bit 0 */
130 #define LCR_WLS1 0x0200 /* Word Length Select Bit 1 */
131 #define LCR_STB 0x0400 /* Number of Stop Bits */
132 #define LCR_PEN 0x0800 /* Parity Enable */
133 #define LCR_EPS 0x1000 /* Even Parity Select */
134 #define LCR_SP 0x2000 /* Stick Parity */
135 #define LCR_SB 0x4000 /* Set Break */
136 #define LCR_DLAB 0x8000 /* Divisor Latch Access Bit */
138 /* MODEM Control Register */
140 #define MCR_DTR 0x0100 /* Data Terminal Ready */
141 #define MCR_RTS 0x0200 /* Request to Send */
142 #define MCR_OUT1 0x0400 /* Out 1 */
143 #define MCR_IRQEN 0x0800 /* IRQ Enable */
144 #define MCR_LOOP 0x1000 /* Loop */
146 /* Line Status Register */
148 #define LSR_DR 0x0100 /* Data Ready */
149 #define LSR_OE 0x0200 /* Overrun Error */
150 #define LSR_PE 0x0400 /* Parity Error */
151 #define LSR_FE 0x0800 /* Framing Error */
152 #define LSR_BI 0x1000 /* Break Interrupt */
153 #define LSR_THRE 0x2000 /* Transmitter Holding Register Empty */
154 #define LSR_TEMT 0x4000 /* Transmitter Empty */
155 #define LSR_FIFOE 0x8000 /* Receiver FIFO error */
157 /* MODEM Status Register */
159 #define MSR_DCTS 0x0100 /* Delta Clear to Send */
160 #define MSR_DDSR 0x0200 /* Delta Data Set Ready */
161 #define MSR_TERI 0x0400 /* Trailing Edge Ring Indicator */
162 #define MSR_DDCD 0x0800 /* Delta Data Carrier Detect */
163 #define MSR_CTS 0x1000 /* Clear to Send */
164 #define MSR_DSR 0x2000 /* Data Set Ready */
165 #define MSR_RI 0x4000 /* Ring Indicator */
166 #define MSR_DCD 0x8000 /* Data Carrier Detect */
168 /* Baud Rate Divisor */
170 #define UART_CLK (1843200) /* 1.8432 MHz */
171 #define UART_BAUD(x) (UART_CLK / (16 * (x)))
173 /* RTC register definition */
174 #define RTC_SECONDS 0
175 #define RTC_SECONDS_ALARM 1
176 #define RTC_MINUTES 2
177 #define RTC_MINUTES_ALARM 3
179 #define RTC_HOURS_ALARM 5
180 #define RTC_DAY_OF_WEEK 6
181 #define RTC_DAY_OF_MONTH 7
184 #define RTC_FREQ_SELECT 10
185 # define RTC_UIP 0x80
186 # define RTC_DIV_CTL 0x70
187 /* This RTC can work under 32.768KHz clock only. */
188 # define RTC_OSC_ENABLE 0x20
189 # define RTC_OSC_DISABLE 0x00
190 #define RTC_CONTROL 11
191 # define RTC_SET 0x80
192 # define RTC_PIE 0x40
193 # define RTC_AIE 0x20
194 # define RTC_UIE 0x10
195 # define RTC_SQWE 0x08
196 # define RTC_DM_BINARY 0x04
197 # define RTC_24H 0x02
198 # define RTC_DST_EN 0x01
200 #endif /* __ASM_SH_M1543C_H */