]> git.openfabrics.org - ~shefty/rdma-dev.git/blob - arch/arm/mach-sa1100/shannon.c
Merge branch 'sa11x0-mcp' into sa11x0
[~shefty/rdma-dev.git] / arch / arm / mach-sa1100 / shannon.c
1 /*
2  * linux/arch/arm/mach-sa1100/shannon.c
3  */
4
5 #include <linux/init.h>
6 #include <linux/device.h>
7 #include <linux/kernel.h>
8 #include <linux/tty.h>
9 #include <linux/mtd/mtd.h>
10 #include <linux/mtd/partitions.h>
11
12 #include <video/sa1100fb.h>
13
14 #include <mach/hardware.h>
15 #include <asm/mach-types.h>
16 #include <asm/setup.h>
17
18 #include <asm/mach/arch.h>
19 #include <asm/mach/flash.h>
20 #include <asm/mach/map.h>
21 #include <asm/mach/serial_sa1100.h>
22 #include <mach/mcp.h>
23 #include <mach/shannon.h>
24
25 #include "generic.h"
26
27 static struct mtd_partition shannon_partitions[] = {
28         {
29                 .name           = "BLOB boot loader",
30                 .offset         = 0,
31                 .size           = 0x20000
32         },
33         {
34                 .name           = "kernel",
35                 .offset         = MTDPART_OFS_APPEND,
36                 .size           = 0xe0000
37         },
38         {
39                 .name           = "initrd",
40                 .offset         = MTDPART_OFS_APPEND,   
41                 .size           = MTDPART_SIZ_FULL
42         }
43 };
44
45 static struct flash_platform_data shannon_flash_data = {
46         .map_name       = "cfi_probe",
47         .parts          = shannon_partitions,
48         .nr_parts       = ARRAY_SIZE(shannon_partitions),
49 };
50
51 static struct resource shannon_flash_resource =
52         DEFINE_RES_MEM(SA1100_CS0_PHYS, SZ_4M);
53
54 static struct mcp_plat_data shannon_mcp_data = {
55         .mccr0          = MCCR0_ADM,
56         .sclk_rate      = 11981000,
57 };
58
59 static struct sa1100fb_mach_info shannon_lcd_info = {
60         .pixclock       = 152500,       .bpp            = 8,
61         .xres           = 640,          .yres           = 480,
62
63         .hsync_len      = 4,            .vsync_len      = 3,
64         .left_margin    = 2,            .upper_margin   = 0,
65         .right_margin   = 1,            .lower_margin   = 0,
66
67         .sync           = FB_SYNC_HOR_HIGH_ACT | FB_SYNC_VERT_HIGH_ACT,
68
69         .lccr0          = LCCR0_Color | LCCR0_Dual | LCCR0_Pas,
70         .lccr3          = LCCR3_ACBsDiv(512),
71 };
72
73 static void __init shannon_init(void)
74 {
75         sa11x0_ppc_configure_mcp();
76         sa11x0_register_lcd(&shannon_lcd_info);
77         sa11x0_register_mtd(&shannon_flash_data, &shannon_flash_resource, 1);
78         sa11x0_register_mcp(&shannon_mcp_data);
79 }
80
81 static void __init shannon_map_io(void)
82 {
83         sa1100_map_io();
84
85         sa1100_register_uart(0, 3);
86         sa1100_register_uart(1, 1);
87
88         Ser1SDCR0 |= SDCR0_SUS;
89         GAFR |= (GPIO_UART_TXD | GPIO_UART_RXD);
90         GPDR |= GPIO_UART_TXD | SHANNON_GPIO_CODEC_RESET;
91         GPDR &= ~GPIO_UART_RXD;
92         PPAR |= PPAR_UPR;
93
94         /* reset the codec */
95         GPCR = SHANNON_GPIO_CODEC_RESET;
96         GPSR = SHANNON_GPIO_CODEC_RESET;
97 }
98
99 MACHINE_START(SHANNON, "Shannon (AKA: Tuxscreen)")
100         .atag_offset    = 0x100,
101         .map_io         = shannon_map_io,
102         .init_irq       = sa1100_init_irq,
103         .timer          = &sa1100_timer,
104         .init_machine   = shannon_init,
105         .restart        = sa11x0_restart,
106 MACHINE_END