aboutsummaryrefslogtreecommitdiffstats
path: root/arch/ppc/platforms/4xx/redwood6.c
diff options
context:
space:
mode:
Diffstat (limited to 'arch/ppc/platforms/4xx/redwood6.c')
-rw-r--r--arch/ppc/platforms/4xx/redwood6.c156
1 files changed, 0 insertions, 156 deletions
diff --git a/arch/ppc/platforms/4xx/redwood6.c b/arch/ppc/platforms/4xx/redwood6.c
deleted file mode 100644
index 006e29f83a1a..000000000000
--- a/arch/ppc/platforms/4xx/redwood6.c
+++ /dev/null
@@ -1,156 +0,0 @@
1/*
2 * Author: Armin Kuster <akuster@mvista.com>
3 *
4 * 2002 (c) MontaVista, Software, Inc. This file is licensed under
5 * the terms of the GNU General Public License version 2. This program
6 * is licensed "as is" without any warranty of any kind, whether express
7 * or implied.
8 */
9
10#include <linux/init.h>
11#include <linux/pagemap.h>
12#include <linux/platform_device.h>
13#include <linux/ioport.h>
14#include <asm/io.h>
15#include <asm/ppc4xx_pic.h>
16#include <linux/delay.h>
17#include <asm/machdep.h>
18
19/*
20 * Define external IRQ senses and polarities.
21 */
22unsigned char ppc4xx_uic_ext_irq_cfg[] __initdata = {
23 (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 7 */
24 (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 8 */
25 (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 9 */
26 (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 0 */
27 (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 1 */
28 (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 2 */
29 (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 3 */
30 (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 4 */
31 (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 5 */
32 (IRQ_SENSE_LEVEL | IRQ_POLARITY_NEGATIVE), /* Ext Int 6 */
33};
34
35static struct resource smc91x_resources[] = {
36 [0] = {
37 .start = SMC91111_BASE_ADDR,
38 .end = SMC91111_BASE_ADDR + SMC91111_REG_SIZE - 1,
39 .flags = IORESOURCE_MEM,
40 },
41 [1] = {
42 .start = SMC91111_IRQ,
43 .end = SMC91111_IRQ,
44 .flags = IORESOURCE_IRQ,
45 },
46};
47
48static struct platform_device smc91x_device = {
49 .name = "smc91x",
50 .id = 0,
51 .num_resources = ARRAY_SIZE(smc91x_resources),
52 .resource = smc91x_resources,
53};
54
55static struct platform_device *redwood6_devs[] __initdata = {
56 &smc91x_device,
57};
58
59static int __init
60redwood6_platform_add_devices(void)
61{
62 return platform_add_devices(redwood6_devs, ARRAY_SIZE(redwood6_devs));
63}
64
65
66void __init
67redwood6_setup_arch(void)
68{
69#ifdef CONFIG_IDE
70 void *xilinx, *xilinx_1, *xilinx_2;
71 unsigned short us_reg5;
72#endif
73
74 ppc4xx_setup_arch();
75
76#ifdef CONFIG_IDE
77 xilinx = (unsigned long) ioremap(IDE_XLINUX_MUX_BASE, 0x10);
78 /* init xilinx control registers - enable ide mux, clear reset bit */
79 if (!xilinx) {
80 printk(KERN_CRIT
81 "redwood6_setup_arch() xilinxi ioremap failed\n");
82 return;
83 }
84 xilinx_1 = xilinx + 0xa;
85 xilinx_2 = xilinx + 0xe;
86
87 us_reg5 = readb(xilinx_1);
88 writeb(0x01d1, xilinx_1);
89 writeb(0x0008, xilinx_2);
90
91 udelay(10 * 1000);
92
93 writeb(0x01d1, xilinx_1);
94 writeb(0x0008, xilinx_2);
95#endif
96
97#ifdef DEBUG_BRINGUP
98 bd_t *bip = (bd_t *) __res;
99 printk("\n");
100 printk("machine\t: %s\n", PPC4xx_MACHINE_NAME);
101 printk("\n");
102 printk("bi_s_version\t %s\n", bip->bi_s_version);
103 printk("bi_r_version\t %s\n", bip->bi_r_version);
104 printk("bi_memsize\t 0x%8.8x\t %dMBytes\n", bip->bi_memsize,
105 bip->bi_memsize / (1024 * 1000));
106 printk("bi_enetaddr %d\t %2.2x%2.2x%2.2x-%2.2x%2.2x%2.2x\n", 0,
107 bip->bi_enetaddr[0], bip->bi_enetaddr[1], bip->bi_enetaddr[2],
108 bip->bi_enetaddr[3], bip->bi_enetaddr[4], bip->bi_enetaddr[5]);
109
110 printk("bi_intfreq\t 0x%8.8x\t clock:\t %dMhz\n",
111 bip->bi_intfreq, bip->bi_intfreq / 1000000);
112
113 printk("bi_busfreq\t 0x%8.8x\t plb bus clock:\t %dMHz\n",
114 bip->bi_busfreq, bip->bi_busfreq / 1000000);
115 printk("bi_tbfreq\t 0x%8.8x\t TB freq:\t %dMHz\n",
116 bip->bi_tbfreq, bip->bi_tbfreq / 1000000);
117
118 printk("\n");
119#endif
120
121 /* Identify the system */
122 printk(KERN_INFO "IBM Redwood6 (STBx25XX) Platform\n");
123 printk(KERN_INFO
124 "Port by MontaVista Software, Inc. (source@mvista.com)\n");
125
126 device_initcall(redwood6_platform_add_devices);
127}
128
129void __init
130redwood6_map_io(void)
131{
132 int i;
133
134 ppc4xx_map_io();
135 for (i = 0; i < 16; i++) {
136 unsigned long v, p;
137
138 /* 0x400x0000 -> 0xe00x0000 */
139 p = 0x40000000 | (i << 16);
140 v = STBx25xx_IO_BASE | (i << 16);
141
142 io_block_mapping(v, p, PAGE_SIZE,
143 _PAGE_NO_CACHE | pgprot_val(PAGE_KERNEL) |
144 _PAGE_GUARDED);
145 }
146}
147
148void __init
149platform_init(unsigned long r3, unsigned long r4, unsigned long r5,
150 unsigned long r6, unsigned long r7)
151{
152 ppc4xx_init(r3, r4, r5, r6, r7);
153
154 ppc_md.setup_arch = redwood6_setup_arch;
155 ppc_md.setup_io_mappings = redwood6_map_io;
156}
generated by cgit v1.2.2 (git 2.25.0) at 2024-11-16 16:22:32 -0500