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gerrit-public.fairphone.software / kernel / msm-4.19 / d6587c34a6de8e2e577dfc149f2d4352752dafdf / . / arch / arm / mach-mmp / ttc_dkb.c
blob: bb26cb5351df71c01373b8ce717d4ea266eae2b5 [file] [log] [blame]
Eric Miao01215e32009-03-20 13:33:49 +0800[diff] [blame]1/*
2 * linux/arch/arm/mach-mmp/ttc_dkb.c
3 *
4 * Support for the Marvell PXA910-based TTC_DKB Development Platform.
5 *
6 * This program is free software; you can redistribute it and/or modify
7 * it under the terms of the GNU General Public License version 2 as
8 * publishhed by the Free Software Foundation.
9 */
10
11#include <linux/init.h>
12#include <linux/kernel.h>
13#include <linux/platform_device.h>
Haojian Zhuangd6587c32009-09-23 01:57:35 +0800[diff] [blame^]14#include <linux/mtd/mtd.h>
15#include <linux/mtd/partitions.h>
16#include <linux/mtd/onenand.h>
Eric Miao01215e32009-03-20 13:33:49 +0800[diff] [blame]17
18#include <asm/mach-types.h>
19#include <asm/mach/arch.h>
Haojian Zhuangd6587c32009-09-23 01:57:35 +0800[diff] [blame^]20#include <asm/mach/flash.h>
Eric Miao01215e32009-03-20 13:33:49 +0800[diff] [blame]21#include <mach/addr-map.h>
22#include <mach/mfp-pxa910.h>
23#include <mach/pxa910.h>
24
25#include "common.h"
26
27#define ARRAY_AND_SIZE(x) (x), ARRAY_SIZE(x)
28
29static unsigned long ttc_dkb_pin_config[] __initdata = {
30 /* UART2 */
31 GPIO47_UART2_RXD,
32 GPIO48_UART2_TXD,
Haojian Zhuangd6587c32009-09-23 01:57:35 +0800[diff] [blame^]33
34 /* DFI */
35 DF_IO0_ND_IO0,
36 DF_IO1_ND_IO1,
37 DF_IO2_ND_IO2,
38 DF_IO3_ND_IO3,
39 DF_IO4_ND_IO4,
40 DF_IO5_ND_IO5,
41 DF_IO6_ND_IO6,
42 DF_IO7_ND_IO7,
43 DF_IO8_ND_IO8,
44 DF_IO9_ND_IO9,
45 DF_IO10_ND_IO10,
46 DF_IO11_ND_IO11,
47 DF_IO12_ND_IO12,
48 DF_IO13_ND_IO13,
49 DF_IO14_ND_IO14,
50 DF_IO15_ND_IO15,
51 DF_nCS0_SM_nCS2_nCS0,
52 DF_ALE_SM_WEn_ND_ALE,
53 DF_CLE_SM_OEn_ND_CLE,
54 DF_WEn_DF_WEn,
55 DF_REn_DF_REn,
56 DF_RDY0_DF_RDY0,
57};
58
59static struct mtd_partition ttc_dkb_onenand_partitions[] = {
60 {
61 .name = "bootloader",
62 .offset = 0,
63 .size = SZ_1M,
64 .mask_flags = MTD_WRITEABLE,
65 }, {
66 .name = "reserved",
67 .offset = MTDPART_OFS_APPEND,
68 .size = SZ_128K,
69 .mask_flags = MTD_WRITEABLE,
70 }, {
71 .name = "reserved",
72 .offset = MTDPART_OFS_APPEND,
73 .size = SZ_8M,
74 .mask_flags = MTD_WRITEABLE,
75 }, {
76 .name = "kernel",
77 .offset = MTDPART_OFS_APPEND,
78 .size = (SZ_2M + SZ_1M),
79 .mask_flags = 0,
80 }, {
81 .name = "filesystem",
82 .offset = MTDPART_OFS_APPEND,
83 .size = SZ_48M,
84 .mask_flags = 0,
85 }
86};
87
88static struct flash_platform_data ttc_dkb_onenand_info = {
89 .parts = ttc_dkb_onenand_partitions,
90 .nr_parts = ARRAY_SIZE(ttc_dkb_onenand_partitions),
91};
92
93static struct resource ttc_dkb_resource_onenand[] = {
94 [0] = {
95 .start = SMC_CS0_PHYS_BASE,
96 .end = SMC_CS0_PHYS_BASE + SZ_1M,
97 .flags = IORESOURCE_MEM,
98 },
99};
100
101static struct platform_device ttc_dkb_device_onenand = {
102 .name = "onenand-flash",
103 .id = -1,
104 .resource = ttc_dkb_resource_onenand,
105 .num_resources = ARRAY_SIZE(ttc_dkb_resource_onenand),
106 .dev = {
107 .platform_data = &ttc_dkb_onenand_info,
108 },
109};
110
111static struct platform_device *ttc_dkb_devices[] = {
112 &ttc_dkb_device_onenand,
Eric Miao01215e32009-03-20 13:33:49 +0800[diff] [blame]113};
114
115static void __init ttc_dkb_init(void)
116{
117 mfp_config(ARRAY_AND_SIZE(ttc_dkb_pin_config));
118
119 /* on-chip devices */
120 pxa910_add_uart(1);
Haojian Zhuangd6587c32009-09-23 01:57:35 +0800[diff] [blame^]121
122 /* off-chip devices */
123 platform_add_devices(ARRAY_AND_SIZE(ttc_dkb_devices));
Eric Miao01215e32009-03-20 13:33:49 +0800[diff] [blame]124}
125
126MACHINE_START(TTC_DKB, "PXA910-based TTC_DKB Development Platform")
127 .phys_io = APB_PHYS_BASE,
128 .boot_params = 0x00000100,
129 .io_pg_offst = (APB_VIRT_BASE >> 18) & 0xfffc,
130 .map_io = pxa_map_io,
131 .init_irq = pxa910_init_irq,
132 .timer = &pxa910_timer,
133 .init_machine = ttc_dkb_init,
134MACHINE_END