1 #ifndef __PNX8550_NAND_H
2 #define __PNX8550_NAND_H
3 
4 #define PNX8550_NAND_BASE_ADDR   0x10000000
5 #define PNX8550_PCIXIO_BASE	 0xBBE40000
6 
7 #define PNX8550_DMA_EXT_ADDR     *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x800)
8 #define PNX8550_DMA_INT_ADDR     *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x804)
9 #define PNX8550_DMA_TRANS_SIZE   *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x808)
10 #define PNX8550_DMA_CTRL         *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x80c)
11 #define PNX8550_XIO_SEL0         *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x814)
12 #define PNX8550_GPXIO_ADDR       *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x820)
13 #define PNX8550_GPXIO_WR         *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x824)
14 #define PNX8550_GPXIO_RD         *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x828)
15 #define PNX8550_GPXIO_CTRL       *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x82C)
16 #define PNX8550_XIO_FLASH_CTRL   *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0x830)
17 #define PNX8550_GPXIO_INT_STATUS *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfb0)
18 #define PNX8550_GPXIO_INT_ENABLE *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfb4)
19 #define PNX8550_GPXIO_INT_CLEAR  *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfb8)
20 #define PNX8550_DMA_INT_STATUS   *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfd0)
21 #define PNX8550_DMA_INT_ENABLE   *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfd4)
22 #define PNX8550_DMA_INT_CLEAR    *(volatile unsigned long *)(PNX8550_PCIXIO_BASE + 0xfd8)
23 
24 #define PNX8550_XIO_SEL0_EN_16BIT    0x00800000
25 #define PNX8550_XIO_SEL0_USE_ACK     0x00400000
26 #define PNX8550_XIO_SEL0_REN_HIGH    0x00100000
27 #define PNX8550_XIO_SEL0_REN_LOW     0x00040000
28 #define PNX8550_XIO_SEL0_WEN_HIGH    0x00010000
29 #define PNX8550_XIO_SEL0_WEN_LOW     0x00004000
30 #define PNX8550_XIO_SEL0_WAIT        0x00000200
31 #define PNX8550_XIO_SEL0_OFFSET      0x00000020
32 #define PNX8550_XIO_SEL0_TYPE_68360  0x00000000
33 #define PNX8550_XIO_SEL0_TYPE_NOR    0x00000008
34 #define PNX8550_XIO_SEL0_TYPE_NAND   0x00000010
35 #define PNX8550_XIO_SEL0_TYPE_IDE    0x00000018
36 #define PNX8550_XIO_SEL0_SIZE_8MB    0x00000000
37 #define PNX8550_XIO_SEL0_SIZE_16MB   0x00000002
38 #define PNX8550_XIO_SEL0_SIZE_32MB   0x00000004
39 #define PNX8550_XIO_SEL0_SIZE_64MB   0x00000006
40 #define PNX8550_XIO_SEL0_ENAB        0x00000001
41 
42 #define PNX8550_SEL0_DEFAULT ((PNX8550_XIO_SEL0_EN_16BIT)  | \
43                               (PNX8550_XIO_SEL0_REN_HIGH*0)| \
44 	                      (PNX8550_XIO_SEL0_REN_LOW*2) | \
45 	                      (PNX8550_XIO_SEL0_WEN_HIGH*0)| \
46                               (PNX8550_XIO_SEL0_WEN_LOW*2) | \
47 	                      (PNX8550_XIO_SEL0_WAIT*4)    | \
48 			      (PNX8550_XIO_SEL0_OFFSET*0)  | \
49 			      (PNX8550_XIO_SEL0_TYPE_NAND) | \
50 			      (PNX8550_XIO_SEL0_SIZE_32MB) | \
51 			      (PNX8550_XIO_SEL0_ENAB))
52 
53 #define PNX8550_GPXIO_PENDING        0x00000200
54 #define PNX8550_GPXIO_DONE           0x00000100
55 #define PNX8550_GPXIO_CLR_DONE       0x00000080
56 #define PNX8550_GPXIO_INIT           0x00000040
57 #define PNX8550_GPXIO_READ_CMD       0x00000010
58 #define PNX8550_GPXIO_BEN            0x0000000F
59 
60 #define PNX8550_XIO_FLASH_64MB       0x00200000
61 #define PNX8550_XIO_FLASH_INC_DATA   0x00100000
62 #define PNX8550_XIO_FLASH_CMD_PH     0x000C0000
63 #define PNX8550_XIO_FLASH_CMD_PH2    0x00080000
64 #define PNX8550_XIO_FLASH_CMD_PH1    0x00040000
65 #define PNX8550_XIO_FLASH_CMD_PH0    0x00000000
66 #define PNX8550_XIO_FLASH_ADR_PH     0x00030000
67 #define PNX8550_XIO_FLASH_ADR_PH3    0x00030000
68 #define PNX8550_XIO_FLASH_ADR_PH2    0x00020000
69 #define PNX8550_XIO_FLASH_ADR_PH1    0x00010000
70 #define PNX8550_XIO_FLASH_ADR_PH0    0x00000000
71 #define PNX8550_XIO_FLASH_CMD_B(x)   ((x<<8) & 0x0000FF00)
72 #define PNX8550_XIO_FLASH_CMD_A(x)   (x & 0x000000FF)
73 
74 #define PNX8550_XIO_INT_ACK          0x00004000
75 #define PNX8550_XIO_INT_COMPL        0x00002000
76 #define PNX8550_XIO_INT_NONSUP       0x00000200
77 #define PNX8550_XIO_INT_ABORT        0x00000004
78 
79 #define PNX8550_DMA_CTRL_SINGLE_DATA 0x00000400
80 #define PNX8550_DMA_CTRL_SND2XIO     0x00000200
81 #define PNX8550_DMA_CTRL_FIX_ADDR    0x00000100
82 #define PNX8550_DMA_CTRL_BURST_8     0x00000000
83 #define PNX8550_DMA_CTRL_BURST_16    0x00000020
84 #define PNX8550_DMA_CTRL_BURST_32    0x00000040
85 #define PNX8550_DMA_CTRL_BURST_64    0x00000060
86 #define PNX8550_DMA_CTRL_BURST_128   0x00000080
87 #define PNX8550_DMA_CTRL_BURST_256   0x000000A0
88 #define PNX8550_DMA_CTRL_BURST_512   0x000000C0
89 #define PNX8550_DMA_CTRL_BURST_NORES 0x000000E0
90 #define PNX8550_DMA_CTRL_INIT_DMA    0x00000010
91 #define PNX8550_DMA_CTRL_CMD_TYPE    0x0000000F
92 
93 /* see PCI system arch, page 100 for the full list: */
94 #define PNX8550_DMA_CTRL_PCI_CMD_READ    0x00000006
95 #define PNX8550_DMA_CTRL_PCI_CMD_WRITE   0x00000007
96 
97 #define PNX8550_DMA_INT_STAT_ACK_DONE	(1<<14)
98 #define PNX8550_DMA_INT_STAT_DMA_DONE	(1<<12)
99 #define PNX8550_DMA_INT_STAT_DMA_ERR	(1<<9)
100 #define PNX8550_DMA_INT_STAT_PERR5	(1<<5)
101 #define PNX8550_DMA_INT_STAT_PERR4	(1<<4)
102 #define PNX8550_DMA_INT_STAT_M_ABORT	(1<<2)
103 #define PNX8550_DMA_INT_STAT_T_ABORT	(1<<1)
104 
105 #define PNX8550_DMA_INT_EN_ACK_DONE	(1<<14)
106 #define PNX8550_DMA_INT_EN_DMA_DONE	(1<<12)
107 #define PNX8550_DMA_INT_EN_DMA_ERR	(1<<9)
108 #define PNX8550_DMA_INT_EN_PERR5	(1<<5)
109 #define PNX8550_DMA_INT_EN_PERR4	(1<<4)
110 #define PNX8550_DMA_INT_EN_M_ABORT	(1<<2)
111 #define PNX8550_DMA_INT_EN_T_ABORT	(1<<1)
112 
113 #define PNX8550_DMA_INT_CLR_ACK_DONE	(1<<14)
114 #define PNX8550_DMA_INT_CLR_DMA_DONE	(1<<12)
115 #define PNX8550_DMA_INT_CLR_DMA_ERR	(1<<9)
116 #define PNX8550_DMA_INT_CLR_PERR5	(1<<5)
117 #define PNX8550_DMA_INT_CLR_PERR4	(1<<4)
118 #define PNX8550_DMA_INT_CLR_M_ABORT	(1<<2)
119 #define PNX8550_DMA_INT_CLR_T_ABORT	(1<<1)
120 
121 #endif
122