diff options
Diffstat (limited to 'arch/arm/mach-imx/mach-mxt_td60.c')
-rw-r--r-- | arch/arm/mach-imx/mach-mxt_td60.c | 285 |
1 files changed, 285 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mach-mxt_td60.c b/arch/arm/mach-imx/mach-mxt_td60.c new file mode 100644 index 000000000000..a3a1e452d4c5 --- /dev/null +++ b/arch/arm/mach-imx/mach-mxt_td60.c | |||
@@ -0,0 +1,285 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2000 Deep Blue Solutions Ltd | ||
3 | * Copyright (C) 2002 Shane Nay (shane@minirl.com) | ||
4 | * Copyright 2006-2007 Freescale Semiconductor, Inc. All Rights Reserved. | ||
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 as published by | ||
8 | * the Free Software Foundation; either version 2 of the License, or | ||
9 | * (at your option) any later version. | ||
10 | * | ||
11 | * This program is distributed in the hope that it will be useful, | ||
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
14 | * GNU General Public License for more details. | ||
15 | */ | ||
16 | |||
17 | #include <linux/platform_device.h> | ||
18 | #include <linux/mtd/mtd.h> | ||
19 | #include <linux/mtd/map.h> | ||
20 | #include <linux/mtd/partitions.h> | ||
21 | #include <linux/mtd/physmap.h> | ||
22 | #include <linux/i2c.h> | ||
23 | #include <linux/irq.h> | ||
24 | #include <mach/common.h> | ||
25 | #include <mach/hardware.h> | ||
26 | #include <asm/mach-types.h> | ||
27 | #include <asm/mach/arch.h> | ||
28 | #include <asm/mach/time.h> | ||
29 | #include <asm/mach/map.h> | ||
30 | #include <linux/gpio.h> | ||
31 | #include <mach/iomux-mx27.h> | ||
32 | #include <mach/mxc_nand.h> | ||
33 | #include <linux/i2c/pca953x.h> | ||
34 | #include <mach/imxfb.h> | ||
35 | #include <mach/mmc.h> | ||
36 | |||
37 | #include "devices-imx27.h" | ||
38 | #include "devices.h" | ||
39 | |||
40 | static unsigned int mxt_td60_pins[] __initdata = { | ||
41 | /* UART0 */ | ||
42 | PE12_PF_UART1_TXD, | ||
43 | PE13_PF_UART1_RXD, | ||
44 | PE14_PF_UART1_CTS, | ||
45 | PE15_PF_UART1_RTS, | ||
46 | /* UART1 */ | ||
47 | PE3_PF_UART2_CTS, | ||
48 | PE4_PF_UART2_RTS, | ||
49 | PE6_PF_UART2_TXD, | ||
50 | PE7_PF_UART2_RXD, | ||
51 | /* UART2 */ | ||
52 | PE8_PF_UART3_TXD, | ||
53 | PE9_PF_UART3_RXD, | ||
54 | PE10_PF_UART3_CTS, | ||
55 | PE11_PF_UART3_RTS, | ||
56 | /* FEC */ | ||
57 | PD0_AIN_FEC_TXD0, | ||
58 | PD1_AIN_FEC_TXD1, | ||
59 | PD2_AIN_FEC_TXD2, | ||
60 | PD3_AIN_FEC_TXD3, | ||
61 | PD4_AOUT_FEC_RX_ER, | ||
62 | PD5_AOUT_FEC_RXD1, | ||
63 | PD6_AOUT_FEC_RXD2, | ||
64 | PD7_AOUT_FEC_RXD3, | ||
65 | PD8_AF_FEC_MDIO, | ||
66 | PD9_AIN_FEC_MDC, | ||
67 | PD10_AOUT_FEC_CRS, | ||
68 | PD11_AOUT_FEC_TX_CLK, | ||
69 | PD12_AOUT_FEC_RXD0, | ||
70 | PD13_AOUT_FEC_RX_DV, | ||
71 | PD14_AOUT_FEC_RX_CLK, | ||
72 | PD15_AOUT_FEC_COL, | ||
73 | PD16_AIN_FEC_TX_ER, | ||
74 | PF23_AIN_FEC_TX_EN, | ||
75 | /* I2C1 */ | ||
76 | PD17_PF_I2C_DATA, | ||
77 | PD18_PF_I2C_CLK, | ||
78 | /* I2C2 */ | ||
79 | PC5_PF_I2C2_SDA, | ||
80 | PC6_PF_I2C2_SCL, | ||
81 | /* FB */ | ||
82 | PA5_PF_LSCLK, | ||
83 | PA6_PF_LD0, | ||
84 | PA7_PF_LD1, | ||
85 | PA8_PF_LD2, | ||
86 | PA9_PF_LD3, | ||
87 | PA10_PF_LD4, | ||
88 | PA11_PF_LD5, | ||
89 | PA12_PF_LD6, | ||
90 | PA13_PF_LD7, | ||
91 | PA14_PF_LD8, | ||
92 | PA15_PF_LD9, | ||
93 | PA16_PF_LD10, | ||
94 | PA17_PF_LD11, | ||
95 | PA18_PF_LD12, | ||
96 | PA19_PF_LD13, | ||
97 | PA20_PF_LD14, | ||
98 | PA21_PF_LD15, | ||
99 | PA22_PF_LD16, | ||
100 | PA23_PF_LD17, | ||
101 | PA25_PF_CLS, | ||
102 | PA27_PF_SPL_SPR, | ||
103 | PA28_PF_HSYNC, | ||
104 | PA29_PF_VSYNC, | ||
105 | PA30_PF_CONTRAST, | ||
106 | PA31_PF_OE_ACD, | ||
107 | /* OWIRE */ | ||
108 | PE16_AF_OWIRE, | ||
109 | /* SDHC1*/ | ||
110 | PE18_PF_SD1_D0, | ||
111 | PE19_PF_SD1_D1, | ||
112 | PE20_PF_SD1_D2, | ||
113 | PE21_PF_SD1_D3, | ||
114 | PE22_PF_SD1_CMD, | ||
115 | PE23_PF_SD1_CLK, | ||
116 | PF8_AF_ATA_IORDY, | ||
117 | /* SDHC2*/ | ||
118 | PB4_PF_SD2_D0, | ||
119 | PB5_PF_SD2_D1, | ||
120 | PB6_PF_SD2_D2, | ||
121 | PB7_PF_SD2_D3, | ||
122 | PB8_PF_SD2_CMD, | ||
123 | PB9_PF_SD2_CLK, | ||
124 | }; | ||
125 | |||
126 | static const struct mxc_nand_platform_data | ||
127 | mxt_td60_nand_board_info __initconst = { | ||
128 | .width = 1, | ||
129 | .hw_ecc = 1, | ||
130 | }; | ||
131 | |||
132 | static const struct imxi2c_platform_data mxt_td60_i2c0_data __initconst = { | ||
133 | .bitrate = 100000, | ||
134 | }; | ||
135 | |||
136 | /* PCA9557 */ | ||
137 | static int mxt_td60_pca9557_setup(struct i2c_client *client, | ||
138 | unsigned gpio_base, unsigned ngpio, | ||
139 | void *context) | ||
140 | { | ||
141 | static int mxt_td60_gpio_value[] = { | ||
142 | -1, -1, -1, -1, -1, -1, -1, 1 | ||
143 | }; | ||
144 | int n; | ||
145 | |||
146 | for (n = 0; n < ARRAY_SIZE(mxt_td60_gpio_value); ++n) { | ||
147 | gpio_request(gpio_base + n, "MXT_TD60 GPIO Exp"); | ||
148 | if (mxt_td60_gpio_value[n] < 0) | ||
149 | gpio_direction_input(gpio_base + n); | ||
150 | else | ||
151 | gpio_direction_output(gpio_base + n, | ||
152 | mxt_td60_gpio_value[n]); | ||
153 | gpio_export(gpio_base + n, 0); | ||
154 | } | ||
155 | |||
156 | return 0; | ||
157 | } | ||
158 | |||
159 | static struct pca953x_platform_data mxt_td60_pca9557_pdata = { | ||
160 | .gpio_base = 240, /* place PCA9557 after all MX27 gpio pins */ | ||
161 | .invert = 0, /* Do not invert */ | ||
162 | .setup = mxt_td60_pca9557_setup, | ||
163 | }; | ||
164 | |||
165 | static struct i2c_board_info mxt_td60_i2c_devices[] = { | ||
166 | { | ||
167 | I2C_BOARD_INFO("pca9557", 0x18), | ||
168 | .platform_data = &mxt_td60_pca9557_pdata, | ||
169 | }, | ||
170 | }; | ||
171 | |||
172 | static const struct imxi2c_platform_data mxt_td60_i2c1_data __initconst = { | ||
173 | .bitrate = 100000, | ||
174 | }; | ||
175 | |||
176 | static struct i2c_board_info mxt_td60_i2c2_devices[] = { | ||
177 | }; | ||
178 | |||
179 | static struct imx_fb_videomode mxt_td60_modes[] = { | ||
180 | { | ||
181 | .mode = { | ||
182 | .name = "Chimei LW700AT9003", | ||
183 | .refresh = 60, | ||
184 | .xres = 800, | ||
185 | .yres = 480, | ||
186 | .pixclock = 30303, | ||
187 | .hsync_len = 64, | ||
188 | .left_margin = 0x67, | ||
189 | .right_margin = 0x68, | ||
190 | .vsync_len = 16, | ||
191 | .upper_margin = 0x0f, | ||
192 | .lower_margin = 0x0f, | ||
193 | }, | ||
194 | .bpp = 16, | ||
195 | .pcr = 0xFA208B83, | ||
196 | }, | ||
197 | }; | ||
198 | |||
199 | static struct imx_fb_platform_data mxt_td60_fb_data = { | ||
200 | .mode = mxt_td60_modes, | ||
201 | .num_modes = ARRAY_SIZE(mxt_td60_modes), | ||
202 | |||
203 | /* | ||
204 | * - HSYNC active high | ||
205 | * - VSYNC active high | ||
206 | * - clk notenabled while idle | ||
207 | * - clock inverted | ||
208 | * - data not inverted | ||
209 | * - data enable low active | ||
210 | * - enable sharp mode | ||
211 | */ | ||
212 | .pwmr = 0x00A903FF, | ||
213 | .lscr1 = 0x00120300, | ||
214 | .dmacr = 0x00020010, | ||
215 | }; | ||
216 | |||
217 | static int mxt_td60_sdhc1_init(struct device *dev, irq_handler_t detect_irq, | ||
218 | void *data) | ||
219 | { | ||
220 | return request_irq(IRQ_GPIOF(8), detect_irq, IRQF_TRIGGER_FALLING, | ||
221 | "sdhc1-card-detect", data); | ||
222 | } | ||
223 | |||
224 | static void mxt_td60_sdhc1_exit(struct device *dev, void *data) | ||
225 | { | ||
226 | free_irq(IRQ_GPIOF(8), data); | ||
227 | } | ||
228 | |||
229 | static struct imxmmc_platform_data sdhc1_pdata = { | ||
230 | .init = mxt_td60_sdhc1_init, | ||
231 | .exit = mxt_td60_sdhc1_exit, | ||
232 | }; | ||
233 | |||
234 | static struct platform_device *platform_devices[] __initdata = { | ||
235 | &mxc_fec_device, | ||
236 | }; | ||
237 | |||
238 | static const struct imxuart_platform_data uart_pdata __initconst = { | ||
239 | .flags = IMXUART_HAVE_RTSCTS, | ||
240 | }; | ||
241 | |||
242 | static void __init mxt_td60_board_init(void) | ||
243 | { | ||
244 | mxc_gpio_setup_multiple_pins(mxt_td60_pins, ARRAY_SIZE(mxt_td60_pins), | ||
245 | "MXT_TD60"); | ||
246 | |||
247 | imx27_add_imx_uart0(&uart_pdata); | ||
248 | imx27_add_imx_uart1(&uart_pdata); | ||
249 | imx27_add_imx_uart2(&uart_pdata); | ||
250 | imx27_add_mxc_nand(&mxt_td60_nand_board_info); | ||
251 | |||
252 | i2c_register_board_info(0, mxt_td60_i2c_devices, | ||
253 | ARRAY_SIZE(mxt_td60_i2c_devices)); | ||
254 | |||
255 | i2c_register_board_info(1, mxt_td60_i2c2_devices, | ||
256 | ARRAY_SIZE(mxt_td60_i2c2_devices)); | ||
257 | |||
258 | imx27_add_i2c_imx0(&mxt_td60_i2c0_data); | ||
259 | imx27_add_i2c_imx1(&mxt_td60_i2c1_data); | ||
260 | mxc_register_device(&mxc_fb_device, &mxt_td60_fb_data); | ||
261 | mxc_register_device(&mxc_sdhc_device0, &sdhc1_pdata); | ||
262 | |||
263 | platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); | ||
264 | } | ||
265 | |||
266 | static void __init mxt_td60_timer_init(void) | ||
267 | { | ||
268 | mx27_clocks_init(26000000); | ||
269 | } | ||
270 | |||
271 | static struct sys_timer mxt_td60_timer = { | ||
272 | .init = mxt_td60_timer_init, | ||
273 | }; | ||
274 | |||
275 | MACHINE_START(MXT_TD60, "Maxtrack i-MXT TD60") | ||
276 | /* maintainer: Maxtrack Industrial */ | ||
277 | .phys_io = MX27_AIPI_BASE_ADDR, | ||
278 | .io_pg_offst = ((MX27_AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc, | ||
279 | .boot_params = MX27_PHYS_OFFSET + 0x100, | ||
280 | .map_io = mx27_map_io, | ||
281 | .init_irq = mx27_init_irq, | ||
282 | .init_machine = mxt_td60_board_init, | ||
283 | .timer = &mxt_td60_timer, | ||
284 | MACHINE_END | ||
285 | |||