diff options
Diffstat (limited to 'arch/arm/mach-mx2/eukrea_cpuimx27.c')
-rw-r--r-- | arch/arm/mach-mx2/eukrea_cpuimx27.c | 235 |
1 files changed, 235 insertions, 0 deletions
diff --git a/arch/arm/mach-mx2/eukrea_cpuimx27.c b/arch/arm/mach-mx2/eukrea_cpuimx27.c new file mode 100644 index 000000000000..a2c4181892ca --- /dev/null +++ b/arch/arm/mach-mx2/eukrea_cpuimx27.c | |||
@@ -0,0 +1,235 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2009 Eric Benard - eric@eukrea.com | ||
3 | * | ||
4 | * Based on pcm038.c which is : | ||
5 | * Copyright 2007 Robert Schwebel <r.schwebel@pengutronix.de>, Pengutronix | ||
6 | * Copyright (C) 2008 Juergen Beisert (kernel@pengutronix.de) | ||
7 | * | ||
8 | * This program is free software; you can redistribute it and/or | ||
9 | * modify it under the terms of the GNU General Public License | ||
10 | * as published by the Free Software Foundation; either version 2 | ||
11 | * of the License, or (at your option) any later version. | ||
12 | * This program is distributed in the hope that it will be useful, | ||
13 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
14 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
15 | * GNU General Public License for more details. | ||
16 | * | ||
17 | * You should have received a copy of the GNU General Public License | ||
18 | * along with this program; if not, write to the Free Software | ||
19 | * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, | ||
20 | * MA 02110-1301, USA. | ||
21 | */ | ||
22 | |||
23 | #include <linux/i2c.h> | ||
24 | #include <linux/io.h> | ||
25 | #include <linux/mtd/plat-ram.h> | ||
26 | #include <linux/mtd/physmap.h> | ||
27 | #include <linux/platform_device.h> | ||
28 | #include <linux/serial_8250.h> | ||
29 | |||
30 | #include <asm/mach-types.h> | ||
31 | #include <asm/mach/arch.h> | ||
32 | #include <asm/mach/time.h> | ||
33 | #include <asm/mach/map.h> | ||
34 | |||
35 | #include <mach/board-eukrea_cpuimx27.h> | ||
36 | #include <mach/common.h> | ||
37 | #include <mach/hardware.h> | ||
38 | #include <mach/i2c.h> | ||
39 | #include <mach/iomux.h> | ||
40 | #include <mach/imx-uart.h> | ||
41 | #include <mach/mxc_nand.h> | ||
42 | |||
43 | #include "devices.h" | ||
44 | |||
45 | static int eukrea_cpuimx27_pins[] = { | ||
46 | /* UART1 */ | ||
47 | PE12_PF_UART1_TXD, | ||
48 | PE13_PF_UART1_RXD, | ||
49 | PE14_PF_UART1_CTS, | ||
50 | PE15_PF_UART1_RTS, | ||
51 | /* UART4 */ | ||
52 | PB26_AF_UART4_RTS, | ||
53 | PB28_AF_UART4_TXD, | ||
54 | PB29_AF_UART4_CTS, | ||
55 | PB31_AF_UART4_RXD, | ||
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 | /* SDHC2 */ | ||
79 | PB4_PF_SD2_D0, | ||
80 | PB5_PF_SD2_D1, | ||
81 | PB6_PF_SD2_D2, | ||
82 | PB7_PF_SD2_D3, | ||
83 | PB8_PF_SD2_CMD, | ||
84 | PB9_PF_SD2_CLK, | ||
85 | #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) | ||
86 | /* Quad UART's IRQ */ | ||
87 | GPIO_PORTD | 22 | GPIO_GPIO | GPIO_IN, | ||
88 | GPIO_PORTD | 23 | GPIO_GPIO | GPIO_IN, | ||
89 | GPIO_PORTD | 27 | GPIO_GPIO | GPIO_IN, | ||
90 | GPIO_PORTD | 30 | GPIO_GPIO | GPIO_IN, | ||
91 | #endif | ||
92 | }; | ||
93 | |||
94 | static struct physmap_flash_data eukrea_cpuimx27_flash_data = { | ||
95 | .width = 2, | ||
96 | }; | ||
97 | |||
98 | static struct resource eukrea_cpuimx27_flash_resource = { | ||
99 | .start = 0xc0000000, | ||
100 | .end = 0xc3ffffff, | ||
101 | .flags = IORESOURCE_MEM, | ||
102 | }; | ||
103 | |||
104 | static struct platform_device eukrea_cpuimx27_nor_mtd_device = { | ||
105 | .name = "physmap-flash", | ||
106 | .id = 0, | ||
107 | .dev = { | ||
108 | .platform_data = &eukrea_cpuimx27_flash_data, | ||
109 | }, | ||
110 | .num_resources = 1, | ||
111 | .resource = &eukrea_cpuimx27_flash_resource, | ||
112 | }; | ||
113 | |||
114 | static struct imxuart_platform_data uart_pdata[] = { | ||
115 | { | ||
116 | .flags = IMXUART_HAVE_RTSCTS, | ||
117 | }, { | ||
118 | .flags = IMXUART_HAVE_RTSCTS, | ||
119 | }, | ||
120 | }; | ||
121 | |||
122 | static struct mxc_nand_platform_data eukrea_cpuimx27_nand_board_info = { | ||
123 | .width = 1, | ||
124 | .hw_ecc = 1, | ||
125 | }; | ||
126 | |||
127 | static struct platform_device *platform_devices[] __initdata = { | ||
128 | &eukrea_cpuimx27_nor_mtd_device, | ||
129 | &mxc_fec_device, | ||
130 | }; | ||
131 | |||
132 | static struct imxi2c_platform_data eukrea_cpuimx27_i2c_1_data = { | ||
133 | .bitrate = 100000, | ||
134 | }; | ||
135 | |||
136 | static struct i2c_board_info eukrea_cpuimx27_i2c_devices[] = { | ||
137 | { | ||
138 | I2C_BOARD_INFO("rtc-pcf8563", 0x51), | ||
139 | .type = "pcf8563" | ||
140 | }, | ||
141 | }; | ||
142 | |||
143 | #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) | ||
144 | static struct plat_serial8250_port serial_platform_data[] = { | ||
145 | { | ||
146 | .mapbase = (unsigned long)(CS3_BASE_ADDR + 0x200000), | ||
147 | .irq = IRQ_GPIOB(23), | ||
148 | .uartclk = 14745600, | ||
149 | .regshift = 1, | ||
150 | .iotype = UPIO_MEM, | ||
151 | .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP, | ||
152 | }, { | ||
153 | .mapbase = (unsigned long)(CS3_BASE_ADDR + 0x400000), | ||
154 | .irq = IRQ_GPIOB(22), | ||
155 | .uartclk = 14745600, | ||
156 | .regshift = 1, | ||
157 | .iotype = UPIO_MEM, | ||
158 | .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP, | ||
159 | }, { | ||
160 | .mapbase = (unsigned long)(CS3_BASE_ADDR + 0x800000), | ||
161 | .irq = IRQ_GPIOB(27), | ||
162 | .uartclk = 14745600, | ||
163 | .regshift = 1, | ||
164 | .iotype = UPIO_MEM, | ||
165 | .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP, | ||
166 | }, { | ||
167 | .mapbase = (unsigned long)(CS3_BASE_ADDR + 0x1000000), | ||
168 | .irq = IRQ_GPIOB(30), | ||
169 | .uartclk = 14745600, | ||
170 | .regshift = 1, | ||
171 | .iotype = UPIO_MEM, | ||
172 | .flags = UPF_BOOT_AUTOCONF | UPF_SKIP_TEST | UPF_IOREMAP, | ||
173 | }, { | ||
174 | } | ||
175 | }; | ||
176 | |||
177 | static struct platform_device serial_device = { | ||
178 | .name = "serial8250", | ||
179 | .id = 0, | ||
180 | .dev = { | ||
181 | .platform_data = serial_platform_data, | ||
182 | }, | ||
183 | }; | ||
184 | #endif | ||
185 | |||
186 | static void __init eukrea_cpuimx27_init(void) | ||
187 | { | ||
188 | mxc_gpio_setup_multiple_pins(eukrea_cpuimx27_pins, | ||
189 | ARRAY_SIZE(eukrea_cpuimx27_pins), "CPUIMX27"); | ||
190 | |||
191 | mxc_register_device(&mxc_uart_device0, &uart_pdata[0]); | ||
192 | |||
193 | mxc_register_device(&mxc_nand_device, &eukrea_cpuimx27_nand_board_info); | ||
194 | |||
195 | i2c_register_board_info(0, eukrea_cpuimx27_i2c_devices, | ||
196 | ARRAY_SIZE(eukrea_cpuimx27_i2c_devices)); | ||
197 | |||
198 | mxc_register_device(&mxc_i2c_device0, &eukrea_cpuimx27_i2c_1_data); | ||
199 | |||
200 | platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices)); | ||
201 | |||
202 | #if defined(CONFIG_MACH_EUKREA_CPUIMX27_USESDHC2) | ||
203 | /* SDHC2 can be used for Wifi */ | ||
204 | mxc_register_device(&mxc_sdhc_device1, NULL); | ||
205 | /* in which case UART4 is also used for Bluetooth */ | ||
206 | mxc_register_device(&mxc_uart_device3, &uart_pdata[1]); | ||
207 | #endif | ||
208 | |||
209 | #if defined(CONFIG_SERIAL_8250) || defined(CONFIG_SERIAL_8250_MODULE) | ||
210 | platform_device_register(&serial_device); | ||
211 | #endif | ||
212 | |||
213 | #ifdef CONFIG_MACH_EUKREA_MBIMX27_BASEBOARD | ||
214 | eukrea_mbimx27_baseboard_init(); | ||
215 | #endif | ||
216 | } | ||
217 | |||
218 | static void __init eukrea_cpuimx27_timer_init(void) | ||
219 | { | ||
220 | mx27_clocks_init(26000000); | ||
221 | } | ||
222 | |||
223 | static struct sys_timer eukrea_cpuimx27_timer = { | ||
224 | .init = eukrea_cpuimx27_timer_init, | ||
225 | }; | ||
226 | |||
227 | MACHINE_START(CPUIMX27, "EUKREA CPUIMX27") | ||
228 | .phys_io = AIPI_BASE_ADDR, | ||
229 | .io_pg_offst = ((AIPI_BASE_ADDR_VIRT) >> 18) & 0xfffc, | ||
230 | .boot_params = PHYS_OFFSET + 0x100, | ||
231 | .map_io = mx27_map_io, | ||
232 | .init_irq = mx27_init_irq, | ||
233 | .init_machine = eukrea_cpuimx27_init, | ||
234 | .timer = &eukrea_cpuimx27_timer, | ||
235 | MACHINE_END | ||