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1 | /* |
2 | * |
3 | * HP t5325 Thin Client setup |
4 | * |
5 | * Copyright (C) 2010 Martin Michlmayr <tbm@cyrius.com> |
6 | * |
7 | * This program is free software; you can redistribute it and/or |
8 | * modify it under the terms of the GNU General Public License |
9 | * as published by the Free Software Foundation; either version |
10 | * 2 of the License, or (at your option) any later version. |
11 | */ |
12 | |
13 | #include <linux/kernel.h> |
14 | #include <linux/init.h> |
15 | #include <linux/platform_device.h> |
16 | #include <linux/mtd/physmap.h> |
17 | #include <linux/spi/flash.h> |
18 | #include <linux/spi/spi.h> |
19 | #include <linux/spi/orion_spi.h> |
20 | #include <linux/i2c.h> |
21 | #include <linux/mv643xx_eth.h> |
22 | #include <linux/ata_platform.h> |
23 | #include <linux/gpio.h> |
24 | #include <linux/gpio_keys.h> |
25 | #include <linux/input.h> |
26 | #include <asm/mach-types.h> |
27 | #include <asm/mach/arch.h> |
28 | #include <mach/kirkwood.h> |
29 | #include "common.h" |
30 | #include "mpp.h" |
31 | |
32 | struct mtd_partition hp_t5325_partitions[] = { |
33 | { |
34 | .name = "u-boot env", |
35 | .size = SZ_64K, |
36 | .offset = SZ_512K + SZ_256K, |
37 | }, |
38 | { |
39 | .name = "permanent u-boot env", |
40 | .size = SZ_64K, |
41 | .offset = MTDPART_OFS_APPEND, |
42 | .mask_flags = MTD_WRITEABLE, |
43 | }, |
44 | { |
45 | .name = "HP env", |
46 | .size = SZ_64K, |
47 | .offset = MTDPART_OFS_APPEND, |
48 | }, |
49 | { |
50 | .name = "u-boot", |
51 | .size = SZ_512K, |
52 | .offset = 0, |
53 | .mask_flags = MTD_WRITEABLE, |
54 | }, |
55 | { |
56 | .name = "SSD firmware", |
57 | .size = SZ_256K, |
58 | .offset = SZ_512K, |
59 | }, |
60 | }; |
61 | |
62 | const struct flash_platform_data hp_t5325_flash = { |
63 | .type = "mx25l8005", |
64 | .name = "spi_flash", |
65 | .parts = hp_t5325_partitions, |
66 | .nr_parts = ARRAY_SIZE(hp_t5325_partitions), |
67 | }; |
68 | |
69 | struct spi_board_info __initdata hp_t5325_spi_slave_info[] = { |
70 | { |
71 | .modalias = "m25p80", |
72 | .platform_data = &hp_t5325_flash, |
73 | .irq = -1, |
74 | }, |
75 | }; |
76 | |
77 | static struct mv643xx_eth_platform_data hp_t5325_ge00_data = { |
78 | .phy_addr = MV643XX_ETH_PHY_ADDR(8), |
79 | }; |
80 | |
81 | static struct mv_sata_platform_data hp_t5325_sata_data = { |
82 | .n_ports = 2, |
83 | }; |
84 | |
85 | static struct gpio_keys_button hp_t5325_buttons[] = { |
86 | { |
87 | .code = KEY_POWER, |
88 | .gpio = 45, |
89 | .desc = "Power", |
90 | .active_low = 1, |
91 | }, |
92 | }; |
93 | |
94 | static struct gpio_keys_platform_data hp_t5325_button_data = { |
95 | .buttons = hp_t5325_buttons, |
96 | .nbuttons = ARRAY_SIZE(hp_t5325_buttons), |
97 | }; |
98 | |
99 | static struct platform_device hp_t5325_button_device = { |
100 | .name = "gpio-keys", |
101 | .id = -1, |
102 | .num_resources = 0, |
103 | .dev = { |
104 | .platform_data = &hp_t5325_button_data, |
105 | } |
106 | }; |
107 | |
108 | static unsigned int hp_t5325_mpp_config[] __initdata = { |
109 | MPP0_NF_IO2, |
110 | MPP1_SPI_MOSI, |
111 | MPP2_SPI_SCK, |
112 | MPP3_SPI_MISO, |
113 | MPP4_NF_IO6, |
114 | MPP5_NF_IO7, |
115 | MPP6_SYSRST_OUTn, |
116 | MPP7_SPI_SCn, |
117 | MPP8_TW0_SDA, |
118 | MPP9_TW0_SCK, |
119 | MPP10_UART0_TXD, |
120 | MPP11_UART0_RXD, |
121 | MPP12_SD_CLK, |
122 | MPP13_GPIO, |
123 | MPP14_GPIO, |
124 | MPP15_GPIO, |
125 | MPP16_GPIO, |
126 | MPP17_GPIO, |
127 | MPP18_NF_IO0, |
128 | MPP19_NF_IO1, |
129 | MPP20_GPIO, |
130 | MPP21_GPIO, |
131 | MPP22_GPIO, |
132 | MPP23_GPIO, |
133 | MPP32_GPIO, |
134 | MPP33_GE1_TXCTL, |
135 | MPP39_AU_I2SBCLK, |
136 | MPP40_AU_I2SDO, |
137 | MPP41_AU_I2SLRCLK, |
138 | MPP42_AU_I2SMCLK, |
139 | MPP45_GPIO, /* Power button */ |
140 | MPP48_GPIO, /* Board power off */ |
141 | 0 |
142 | }; |
143 | |
144 | #define HP_T5325_GPIO_POWER_OFF 48 |
145 | |
146 | static void hp_t5325_power_off(void) |
147 | { |
148 | gpio_set_value(HP_T5325_GPIO_POWER_OFF, 1); |
149 | } |
150 | |
151 | static void __init hp_t5325_init(void) |
152 | { |
153 | /* |
154 | * Basic setup. Needs to be called early. |
155 | */ |
156 | kirkwood_init(); |
157 | kirkwood_mpp_conf(hp_t5325_mpp_config); |
158 | |
159 | kirkwood_uart0_init(); |
160 | spi_register_board_info(hp_t5325_spi_slave_info, |
161 | ARRAY_SIZE(hp_t5325_spi_slave_info)); |
162 | kirkwood_spi_init(); |
163 | kirkwood_i2c_init(); |
164 | kirkwood_ge00_init(&hp_t5325_ge00_data); |
165 | kirkwood_sata_init(&hp_t5325_sata_data); |
166 | kirkwood_ehci_init(); |
167 | platform_device_register(&hp_t5325_button_device); |
168 | |
169 | if (gpio_request(HP_T5325_GPIO_POWER_OFF, "power-off") == 0 && |
170 | gpio_direction_output(HP_T5325_GPIO_POWER_OFF, 0) == 0) |
171 | pm_power_off = hp_t5325_power_off; |
172 | else |
173 | pr_err("t5325: failed to configure power-off GPIO\n"); |
174 | } |
175 | |
176 | static int __init hp_t5325_pci_init(void) |
177 | { |
178 | if (machine_is_t5325()) |
179 | kirkwood_pcie_init(KW_PCIE0); |
180 | |
181 | return 0; |
182 | } |
183 | subsys_initcall(hp_t5325_pci_init); |
184 | |
185 | MACHINE_START(T5325, "HP t5325 Thin Client") |
186 | /* Maintainer: Martin Michlmayr <tbm@cyrius.com> */ |
187 | .boot_params = 0x00000100, |
188 | .init_machine = hp_t5325_init, |
189 | .map_io = kirkwood_map_io, |
190 | .init_irq = kirkwood_init_irq, |
191 | .timer = &kirkwood_timer, |
192 | MACHINE_END |
193 |
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Tags:
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