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-rw-r--r--arch/arm/mach-orion/kurobox_pro-setup.c234
1 files changed, 234 insertions, 0 deletions
diff --git a/arch/arm/mach-orion/kurobox_pro-setup.c b/arch/arm/mach-orion/kurobox_pro-setup.c
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1/*
2 * arch/arm/mach-orion/kurobox_pro-setup.c
3 *
4 * Maintainer: Ronen Shitrit <rshitrit@marvell.com>
5 *
6 * This file is licensed under the terms of the GNU General Public
7 * License version 2. This program is licensed "as is" without any
8 * warranty of any kind, whether express or implied.
9 */
10
11#include <linux/kernel.h>
12#include <linux/init.h>
13#include <linux/platform_device.h>
14#include <linux/pci.h>
15#include <linux/irq.h>
16#include <linux/mtd/physmap.h>
17#include <linux/mtd/nand.h>
18#include <linux/mv643xx_eth.h>
19#include <linux/i2c.h>
20#include <asm/mach-types.h>
21#include <asm/gpio.h>
22#include <asm/mach/arch.h>
23#include <asm/mach/pci.h>
24#include <asm/arch/orion.h>
25#include <asm/arch/platform.h>
26#include "common.h"
27
28/*****************************************************************************
29 * KUROBOX-PRO Info
30 ****************************************************************************/
31
32/*
33 * 256K NOR flash Device bus boot chip select
34 */
35
36#define KUROBOX_PRO_NOR_BOOT_BASE 0xf4000000
37#define KUROBOX_PRO_NOR_BOOT_SIZE SZ_256K
38
39/*
40 * 256M NAND flash on Device bus chip select 1
41 */
42
43#define KUROBOX_PRO_NAND_BASE 0xfc000000
44#define KUROBOX_PRO_NAND_SIZE SZ_2M
45
46/*****************************************************************************
47 * 256MB NAND Flash on Device bus CS0
48 ****************************************************************************/
49
50static struct mtd_partition kurobox_pro_nand_parts[] = {
51 {
52 .name = "uImage",
53 .offset = 0,
54 .size = SZ_4M,
55 },
56 {
57 .name = "rootfs",
58 .offset = SZ_4M,
59 .size = SZ_64M,
60 },
61 {
62 .name = "extra",
63 .offset = SZ_4M + SZ_64M,
64 .size = SZ_256M - (SZ_4M + SZ_64M),
65 },
66};
67
68static struct resource kurobox_pro_nand_resource = {
69 .flags = IORESOURCE_MEM,
70 .start = KUROBOX_PRO_NAND_BASE,
71 .end = KUROBOX_PRO_NAND_BASE + KUROBOX_PRO_NAND_SIZE - 1,
72};
73
74static struct orion_nand_data kurobox_pro_nand_data = {
75 .parts = kurobox_pro_nand_parts,
76 .nr_parts = ARRAY_SIZE(kurobox_pro_nand_parts),
77 .cle = 0,
78 .ale = 1,
79 .width = 8,
80};
81
82static struct platform_device kurobox_pro_nand_flash = {
83 .name = "orion_nand",
84 .id = -1,
85 .dev = {
86 .platform_data = &kurobox_pro_nand_data,
87 },
88 .resource = &kurobox_pro_nand_resource,
89 .num_resources = 1,
90};
91
92/*****************************************************************************
93 * 256KB NOR Flash on BOOT Device
94 ****************************************************************************/
95
96static struct physmap_flash_data kurobox_pro_nor_flash_data = {
97 .width = 1,
98};
99
100static struct resource kurobox_pro_nor_flash_resource = {
101 .flags = IORESOURCE_MEM,
102 .start = KUROBOX_PRO_NOR_BOOT_BASE,
103 .end = KUROBOX_PRO_NOR_BOOT_BASE + KUROBOX_PRO_NOR_BOOT_SIZE - 1,
104};
105
106static struct platform_device kurobox_pro_nor_flash = {
107 .name = "physmap-flash",
108 .id = 0,
109 .dev = {
110 .platform_data = &kurobox_pro_nor_flash_data,
111 },
112 .num_resources = 1,
113 .resource = &kurobox_pro_nor_flash_resource,
114};
115
116/*****************************************************************************
117 * PCI
118 ****************************************************************************/
119
120static int __init kurobox_pro_pci_map_irq(struct pci_dev *dev, u8 slot, u8 pin)
121{
122 /*
123 * PCI isn't used on the Kuro
124 */
125 if (dev->bus->number == orion_pcie_local_bus_nr())
126 return IRQ_ORION_PCIE0_INT;
127 else
128 printk(KERN_ERR "kurobox_pro_pci_map_irq failed, unknown bus\n");
129
130 return -1;
131}
132
133static struct hw_pci kurobox_pro_pci __initdata = {
134 .nr_controllers = 1,
135 .swizzle = pci_std_swizzle,
136 .setup = orion_pci_sys_setup,
137 .scan = orion_pci_sys_scan_bus,
138 .map_irq = kurobox_pro_pci_map_irq,
139};
140
141static int __init kurobox_pro_pci_init(void)
142{
143 if (machine_is_kurobox_pro())
144 pci_common_init(&kurobox_pro_pci);
145
146 return 0;
147}
148
149subsys_initcall(kurobox_pro_pci_init);
150
151/*****************************************************************************
152 * Ethernet
153 ****************************************************************************/
154
155static struct mv643xx_eth_platform_data kurobox_pro_eth_data = {
156 .phy_addr = 8,
157 .force_phy_addr = 1,
158};
159
160/*****************************************************************************
161 * RTC 5C372a on I2C bus
162 ****************************************************************************/
163static struct i2c_board_info __initdata kurobox_pro_i2c_rtc = {
164 .driver_name = "rtc-rs5c372",
165 .type = "rs5c372a",
166 .addr = 0x32,
167};
168
169/*****************************************************************************
170 * General Setup
171 ****************************************************************************/
172
173static struct platform_device *kurobox_pro_devices[] __initdata = {
174 &kurobox_pro_nor_flash,
175 &kurobox_pro_nand_flash,
176};
177
178static void __init kurobox_pro_init(void)
179{
180 /*
181 * Setup basic Orion functions. Need to be called early.
182 */
183 orion_init();
184
185 /*
186 * Setup the CPU address decode windows for our devices
187 */
188 orion_setup_cpu_win(ORION_DEV_BOOT, KUROBOX_PRO_NOR_BOOT_BASE,
189 KUROBOX_PRO_NOR_BOOT_SIZE, -1);
190 orion_setup_cpu_win(ORION_DEV0, KUROBOX_PRO_NAND_BASE,
191 KUROBOX_PRO_NAND_SIZE, -1);
192 /*
193 * Open a special address decode windows for the PCIE WA.
194 */
195 orion_write(ORION_REGS_BASE | 0x20074, ORION_PCIE_WA_BASE);
196 orion_write(ORION_REGS_BASE | 0x20070, (0x7941 |
197 (((ORION_PCIE_WA_SIZE >> 16) - 1)) << 16));
198
199 /*
200 * Setup Multiplexing Pins --
201 * MPP[0-1] Not used
202 * MPP[2] GPIO Micon
203 * MPP[3] GPIO RTC
204 * MPP[4-5] Not used
205 * MPP[6] Nand Flash REn
206 * MPP[7] Nand Flash WEn
207 * MPP[8-11] Not used
208 * MPP[12] SATA 0 presence Indication
209 * MPP[13] SATA 1 presence Indication
210 * MPP[14] SATA 0 active Indication
211 * MPP[15] SATA 1 active indication
212 * MPP[16-19] Not used
213 */
214 orion_write(MPP_0_7_CTRL, 0x44220003);
215 orion_write(MPP_8_15_CTRL, 0x55550000);
216 orion_write(MPP_16_19_CTRL, 0x0);
217
218 orion_gpio_set_valid_pins(0x0000000c);
219
220 platform_add_devices(kurobox_pro_devices, ARRAY_SIZE(kurobox_pro_devices));
221 i2c_register_board_info(0, &kurobox_pro_i2c_rtc, 1);
222 orion_eth_init(&kurobox_pro_eth_data);
223}
224
225MACHINE_START(KUROBOX_PRO, "Buffalo/Revogear Kurobox Pro")
226 /* Maintainer: Ronen Shitrit <rshitrit@marvell.com> */
227 .phys_io = ORION_REGS_BASE,
228 .io_pg_offst = ((ORION_REGS_BASE) >> 18) & 0xFFFC,
229 .boot_params = 0x00000100,
230 .init_machine = kurobox_pro_init,
231 .map_io = orion_map_io,
232 .init_irq = orion_init_irq,
233 .timer = &orion_timer,
234MACHINE_END