1 /*
2  * Definitions for TX4937/TX4938
3  *
4  * 2003-2005 (c) MontaVista Software, Inc. This file is licensed under the
5  * terms of the GNU General Public License version 2. This program is
6  * licensed "as is" without any warranty of any kind, whether express
7  * or implied.
8  *
9  * Support for TX4938 in 2.6 - Manish Lachwani (mlachwani@mvista.com)
10  */
11 #ifndef __ASM_TXX9_RBTX4938_H
12 #define __ASM_TXX9_RBTX4938_H
13 
14 #include <asm/addrspace.h>
15 #include <asm/txx9irq.h>
16 #include <asm/txx9/tx4938.h>
17 
18 /* Address map */
19 #define RBTX4938_FPGA_REG_ADDR	(IO_BASE + TXX9_CE(2) + 0x00000000)
20 #define RBTX4938_FPGA_REV_ADDR	(IO_BASE + TXX9_CE(2) + 0x00000002)
21 #define RBTX4938_CONFIG1_ADDR	(IO_BASE + TXX9_CE(2) + 0x00000004)
22 #define RBTX4938_CONFIG2_ADDR	(IO_BASE + TXX9_CE(2) + 0x00000006)
23 #define RBTX4938_CONFIG3_ADDR	(IO_BASE + TXX9_CE(2) + 0x00000008)
24 #define RBTX4938_LED_ADDR	(IO_BASE + TXX9_CE(2) + 0x00001000)
25 #define RBTX4938_DIPSW_ADDR	(IO_BASE + TXX9_CE(2) + 0x00001002)
26 #define RBTX4938_BDIPSW_ADDR	(IO_BASE + TXX9_CE(2) + 0x00001004)
27 #define RBTX4938_IMASK_ADDR	(IO_BASE + TXX9_CE(2) + 0x00002000)
28 #define RBTX4938_IMASK2_ADDR	(IO_BASE + TXX9_CE(2) + 0x00002002)
29 #define RBTX4938_INTPOL_ADDR	(IO_BASE + TXX9_CE(2) + 0x00002004)
30 #define RBTX4938_ISTAT_ADDR	(IO_BASE + TXX9_CE(2) + 0x00002006)
31 #define RBTX4938_ISTAT2_ADDR	(IO_BASE + TXX9_CE(2) + 0x00002008)
32 #define RBTX4938_IMSTAT_ADDR	(IO_BASE + TXX9_CE(2) + 0x0000200a)
33 #define RBTX4938_IMSTAT2_ADDR	(IO_BASE + TXX9_CE(2) + 0x0000200c)
34 #define RBTX4938_SOFTINT_ADDR	(IO_BASE + TXX9_CE(2) + 0x00003000)
35 #define RBTX4938_PIOSEL_ADDR	(IO_BASE + TXX9_CE(2) + 0x00005000)
36 #define RBTX4938_SPICS_ADDR	(IO_BASE + TXX9_CE(2) + 0x00005002)
37 #define RBTX4938_SFPWR_ADDR	(IO_BASE + TXX9_CE(2) + 0x00005008)
38 #define RBTX4938_SFVOL_ADDR	(IO_BASE + TXX9_CE(2) + 0x0000500a)
39 #define RBTX4938_SOFTRESET_ADDR (IO_BASE + TXX9_CE(2) + 0x00007000)
40 #define RBTX4938_SOFTRESETLOCK_ADDR	(IO_BASE + TXX9_CE(2) + 0x00007002)
41 #define RBTX4938_PCIRESET_ADDR	(IO_BASE + TXX9_CE(2) + 0x00007004)
42 #define RBTX4938_ETHER_BASE	(IO_BASE + TXX9_CE(2) + 0x00020000)
43 
44 /* Ethernet port address (Jumperless Mode (W12:Open)) */
45 #define RBTX4938_ETHER_ADDR	(RBTX4938_ETHER_BASE + 0x280)
46 
47 /* bits for ISTAT/IMASK/IMSTAT */
48 #define RBTX4938_INTB_PCID	0
49 #define RBTX4938_INTB_PCIC	1
50 #define RBTX4938_INTB_PCIB	2
51 #define RBTX4938_INTB_PCIA	3
52 #define RBTX4938_INTB_RTC	4
53 #define RBTX4938_INTB_ATA	5
54 #define RBTX4938_INTB_MODEM	6
55 #define RBTX4938_INTB_SWINT	7
56 #define RBTX4938_INTF_PCID	(1 << RBTX4938_INTB_PCID)
57 #define RBTX4938_INTF_PCIC	(1 << RBTX4938_INTB_PCIC)
58 #define RBTX4938_INTF_PCIB	(1 << RBTX4938_INTB_PCIB)
59 #define RBTX4938_INTF_PCIA	(1 << RBTX4938_INTB_PCIA)
60 #define RBTX4938_INTF_RTC	(1 << RBTX4938_INTB_RTC)
61 #define RBTX4938_INTF_ATA	(1 << RBTX4938_INTB_ATA)
62 #define RBTX4938_INTF_MODEM	(1 << RBTX4938_INTB_MODEM)
63 #define RBTX4938_INTF_SWINT	(1 << RBTX4938_INTB_SWINT)
64 
65 #define rbtx4938_fpga_rev_addr	((__u8 __iomem *)RBTX4938_FPGA_REV_ADDR)
66 #define rbtx4938_led_addr	((__u8 __iomem *)RBTX4938_LED_ADDR)
67 #define rbtx4938_dipsw_addr	((__u8 __iomem *)RBTX4938_DIPSW_ADDR)
68 #define rbtx4938_bdipsw_addr	((__u8 __iomem *)RBTX4938_BDIPSW_ADDR)
69 #define rbtx4938_imask_addr	((__u8 __iomem *)RBTX4938_IMASK_ADDR)
70 #define rbtx4938_imask2_addr	((__u8 __iomem *)RBTX4938_IMASK2_ADDR)
71 #define rbtx4938_intpol_addr	((__u8 __iomem *)RBTX4938_INTPOL_ADDR)
72 #define rbtx4938_istat_addr	((__u8 __iomem *)RBTX4938_ISTAT_ADDR)
73 #define rbtx4938_istat2_addr	((__u8 __iomem *)RBTX4938_ISTAT2_ADDR)
74 #define rbtx4938_imstat_addr	((__u8 __iomem *)RBTX4938_IMSTAT_ADDR)
75 #define rbtx4938_imstat2_addr	((__u8 __iomem *)RBTX4938_IMSTAT2_ADDR)
76 #define rbtx4938_softint_addr	((__u8 __iomem *)RBTX4938_SOFTINT_ADDR)
77 #define rbtx4938_piosel_addr	((__u8 __iomem *)RBTX4938_PIOSEL_ADDR)
78 #define rbtx4938_spics_addr	((__u8 __iomem *)RBTX4938_SPICS_ADDR)
79 #define rbtx4938_sfpwr_addr	((__u8 __iomem *)RBTX4938_SFPWR_ADDR)
80 #define rbtx4938_sfvol_addr	((__u8 __iomem *)RBTX4938_SFVOL_ADDR)
81 #define rbtx4938_softreset_addr ((__u8 __iomem *)RBTX4938_SOFTRESET_ADDR)
82 #define rbtx4938_softresetlock_addr	\
83 				((__u8 __iomem *)RBTX4938_SOFTRESETLOCK_ADDR)
84 #define rbtx4938_pcireset_addr	((__u8 __iomem *)RBTX4938_PCIRESET_ADDR)
85 
86 /*
87  * IRQ mappings
88  */
89 
90 #define RBTX4938_SOFT_INT0	0	/* not used */
91 #define RBTX4938_SOFT_INT1	1	/* not used */
92 #define RBTX4938_IRC_INT	2
93 #define RBTX4938_TIMER_INT	7
94 
95 /* These are the virtual IRQ numbers, we divide all IRQ's into
96  * 'spaces', the 'space' determines where and how to enable/disable
97  * that particular IRQ on an RBTX4938 machine.	Add new 'spaces' as new
98  * IRQ hardware is supported.
99  */
100 #define RBTX4938_NR_IRQ_IOC	8
101 
102 #define RBTX4938_IRQ_IRC	TXX9_IRQ_BASE
103 #define RBTX4938_IRQ_IOC	(TXX9_IRQ_BASE + TX4938_NUM_IR)
104 #define RBTX4938_IRQ_END	(RBTX4938_IRQ_IOC + RBTX4938_NR_IRQ_IOC)
105 
106 #define RBTX4938_IRQ_IRC_ECCERR (RBTX4938_IRQ_IRC + TX4938_IR_ECCERR)
107 #define RBTX4938_IRQ_IRC_WTOERR (RBTX4938_IRQ_IRC + TX4938_IR_WTOERR)
108 #define RBTX4938_IRQ_IRC_INT(n) (RBTX4938_IRQ_IRC + TX4938_IR_INT(n))
109 #define RBTX4938_IRQ_IRC_SIO(n) (RBTX4938_IRQ_IRC + TX4938_IR_SIO(n))
110 #define RBTX4938_IRQ_IRC_DMA(ch, n)	(RBTX4938_IRQ_IRC + TX4938_IR_DMA(ch, n))
111 #define RBTX4938_IRQ_IRC_PIO	(RBTX4938_IRQ_IRC + TX4938_IR_PIO)
112 #define RBTX4938_IRQ_IRC_PDMAC	(RBTX4938_IRQ_IRC + TX4938_IR_PDMAC)
113 #define RBTX4938_IRQ_IRC_PCIC	(RBTX4938_IRQ_IRC + TX4938_IR_PCIC)
114 #define RBTX4938_IRQ_IRC_TMR(n) (RBTX4938_IRQ_IRC + TX4938_IR_TMR(n))
115 #define RBTX4938_IRQ_IRC_NDFMC	(RBTX4938_IRQ_IRC + TX4938_IR_NDFMC)
116 #define RBTX4938_IRQ_IRC_PCIERR (RBTX4938_IRQ_IRC + TX4938_IR_PCIERR)
117 #define RBTX4938_IRQ_IRC_PCIPME (RBTX4938_IRQ_IRC + TX4938_IR_PCIPME)
118 #define RBTX4938_IRQ_IRC_ACLC	(RBTX4938_IRQ_IRC + TX4938_IR_ACLC)
119 #define RBTX4938_IRQ_IRC_ACLCPME	(RBTX4938_IRQ_IRC + TX4938_IR_ACLCPME)
120 #define RBTX4938_IRQ_IRC_PCIC1	(RBTX4938_IRQ_IRC + TX4938_IR_PCIC1)
121 #define RBTX4938_IRQ_IRC_SPI	(RBTX4938_IRQ_IRC + TX4938_IR_SPI)
122 #define RBTX4938_IRQ_IOC_PCID	(RBTX4938_IRQ_IOC + RBTX4938_INTB_PCID)
123 #define RBTX4938_IRQ_IOC_PCIC	(RBTX4938_IRQ_IOC + RBTX4938_INTB_PCIC)
124 #define RBTX4938_IRQ_IOC_PCIB	(RBTX4938_IRQ_IOC + RBTX4938_INTB_PCIB)
125 #define RBTX4938_IRQ_IOC_PCIA	(RBTX4938_IRQ_IOC + RBTX4938_INTB_PCIA)
126 #define RBTX4938_IRQ_IOC_RTC	(RBTX4938_IRQ_IOC + RBTX4938_INTB_RTC)
127 #define RBTX4938_IRQ_IOC_ATA	(RBTX4938_IRQ_IOC + RBTX4938_INTB_ATA)
128 #define RBTX4938_IRQ_IOC_MODEM	(RBTX4938_IRQ_IOC + RBTX4938_INTB_MODEM)
129 #define RBTX4938_IRQ_IOC_SWINT	(RBTX4938_IRQ_IOC + RBTX4938_INTB_SWINT)
130 
131 
132 /* IOC (PCI, etc) */
133 #define RBTX4938_IRQ_IOCINT	(TXX9_IRQ_BASE + TX4938_IR_INT(0))
134 /* Onboard 10M Ether */
135 #define RBTX4938_IRQ_ETHER	(TXX9_IRQ_BASE + TX4938_IR_INT(1))
136 
137 #define RBTX4938_RTL_8019_BASE (RBTX4938_ETHER_ADDR - mips_io_port_base)
138 #define RBTX4938_RTL_8019_IRQ  (RBTX4938_IRQ_ETHER)
139 
140 void rbtx4938_prom_init(void);
141 void rbtx4938_irq_setup(void);
142 struct pci_dev;
143 int rbtx4938_pci_map_irq(const struct pci_dev *dev, u8 slot, u8 pin);
144 
145 #endif /* __ASM_TXX9_RBTX4938_H */
146