diff options
Diffstat (limited to 'arch/arm/mach-imx/mach-cpuimx35.c')
-rw-r--r-- | arch/arm/mach-imx/mach-cpuimx35.c | 201 |
1 files changed, 201 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mach-cpuimx35.c b/arch/arm/mach-imx/mach-cpuimx35.c new file mode 100644 index 000000000000..3f8ef825fa6f --- /dev/null +++ b/arch/arm/mach-imx/mach-cpuimx35.c | |||
@@ -0,0 +1,201 @@ | |||
1 | /* | ||
2 | * Copyright (C) 2010 Eric Benard - eric@eukrea.com | ||
3 | * Copyright (C) 2009 Sascha Hauer, Pengutronix | ||
4 | * | ||
5 | * This program is free software; you can redistribute it and/or modify | ||
6 | * it under the terms of the GNU General Public License as published by | ||
7 | * the Free Software Foundation; either version 2 of the License, or | ||
8 | * (at your option) any later version. | ||
9 | * | ||
10 | * This program is distributed in the hope that it will be useful, | ||
11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | ||
12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | ||
13 | * GNU General Public License for more details. | ||
14 | * | ||
15 | * You should have received a copy of the GNU General Public License | ||
16 | * along with this program; if not, write to the Free Software | ||
17 | * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | ||
18 | */ | ||
19 | |||
20 | #include <linux/types.h> | ||
21 | #include <linux/init.h> | ||
22 | |||
23 | #include <linux/platform_device.h> | ||
24 | #include <linux/mtd/physmap.h> | ||
25 | #include <linux/memory.h> | ||
26 | #include <linux/gpio.h> | ||
27 | #include <linux/interrupt.h> | ||
28 | #include <linux/delay.h> | ||
29 | #include <linux/i2c.h> | ||
30 | #include <linux/i2c/tsc2007.h> | ||
31 | #include <linux/usb/otg.h> | ||
32 | #include <linux/usb/ulpi.h> | ||
33 | #include <linux/i2c-gpio.h> | ||
34 | |||
35 | #include <asm/mach-types.h> | ||
36 | #include <asm/mach/arch.h> | ||
37 | #include <asm/mach/time.h> | ||
38 | #include <asm/mach/map.h> | ||
39 | |||
40 | #include <mach/eukrea-baseboards.h> | ||
41 | #include <mach/hardware.h> | ||
42 | #include <mach/common.h> | ||
43 | #include <mach/iomux-mx35.h> | ||
44 | |||
45 | #include "devices-imx35.h" | ||
46 | |||
47 | static const struct imxuart_platform_data uart_pdata __initconst = { | ||
48 | .flags = IMXUART_HAVE_RTSCTS, | ||
49 | }; | ||
50 | |||
51 | static const struct imxi2c_platform_data | ||
52 | eukrea_cpuimx35_i2c0_data __initconst = { | ||
53 | .bitrate = 100000, | ||
54 | }; | ||
55 | |||
56 | static struct tsc2007_platform_data tsc2007_info = { | ||
57 | .model = 2007, | ||
58 | .x_plate_ohms = 180, | ||
59 | }; | ||
60 | |||
61 | #define TSC2007_IRQGPIO IMX_GPIO_NR(3, 2) | ||
62 | static struct i2c_board_info eukrea_cpuimx35_i2c_devices[] = { | ||
63 | { | ||
64 | I2C_BOARD_INFO("pcf8563", 0x51), | ||
65 | }, { | ||
66 | I2C_BOARD_INFO("tsc2007", 0x48), | ||
67 | .type = "tsc2007", | ||
68 | .platform_data = &tsc2007_info, | ||
69 | .irq = gpio_to_irq(TSC2007_IRQGPIO), | ||
70 | }, | ||
71 | }; | ||
72 | |||
73 | static iomux_v3_cfg_t eukrea_cpuimx35_pads[] = { | ||
74 | /* UART1 */ | ||
75 | MX35_PAD_CTS1__UART1_CTS, | ||
76 | MX35_PAD_RTS1__UART1_RTS, | ||
77 | MX35_PAD_TXD1__UART1_TXD_MUX, | ||
78 | MX35_PAD_RXD1__UART1_RXD_MUX, | ||
79 | /* FEC */ | ||
80 | MX35_PAD_FEC_TX_CLK__FEC_TX_CLK, | ||
81 | MX35_PAD_FEC_RX_CLK__FEC_RX_CLK, | ||
82 | MX35_PAD_FEC_RX_DV__FEC_RX_DV, | ||
83 | MX35_PAD_FEC_COL__FEC_COL, | ||
84 | MX35_PAD_FEC_RDATA0__FEC_RDATA_0, | ||
85 | MX35_PAD_FEC_TDATA0__FEC_TDATA_0, | ||
86 | MX35_PAD_FEC_TX_EN__FEC_TX_EN, | ||
87 | MX35_PAD_FEC_MDC__FEC_MDC, | ||
88 | MX35_PAD_FEC_MDIO__FEC_MDIO, | ||
89 | MX35_PAD_FEC_TX_ERR__FEC_TX_ERR, | ||
90 | MX35_PAD_FEC_RX_ERR__FEC_RX_ERR, | ||
91 | MX35_PAD_FEC_CRS__FEC_CRS, | ||
92 | MX35_PAD_FEC_RDATA1__FEC_RDATA_1, | ||
93 | MX35_PAD_FEC_TDATA1__FEC_TDATA_1, | ||
94 | MX35_PAD_FEC_RDATA2__FEC_RDATA_2, | ||
95 | MX35_PAD_FEC_TDATA2__FEC_TDATA_2, | ||
96 | MX35_PAD_FEC_RDATA3__FEC_RDATA_3, | ||
97 | MX35_PAD_FEC_TDATA3__FEC_TDATA_3, | ||
98 | /* I2C1 */ | ||
99 | MX35_PAD_I2C1_CLK__I2C1_SCL, | ||
100 | MX35_PAD_I2C1_DAT__I2C1_SDA, | ||
101 | /* TSC2007 IRQ */ | ||
102 | MX35_PAD_ATA_DA2__GPIO3_2, | ||
103 | }; | ||
104 | |||
105 | static const struct mxc_nand_platform_data | ||
106 | eukrea_cpuimx35_nand_board_info __initconst = { | ||
107 | .width = 1, | ||
108 | .hw_ecc = 1, | ||
109 | .flash_bbt = 1, | ||
110 | }; | ||
111 | |||
112 | static int eukrea_cpuimx35_otg_init(struct platform_device *pdev) | ||
113 | { | ||
114 | return mx35_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_DIFF_UNI); | ||
115 | } | ||
116 | |||
117 | static const struct mxc_usbh_platform_data otg_pdata __initconst = { | ||
118 | .init = eukrea_cpuimx35_otg_init, | ||
119 | .portsc = MXC_EHCI_MODE_UTMI, | ||
120 | }; | ||
121 | |||
122 | static int eukrea_cpuimx35_usbh1_init(struct platform_device *pdev) | ||
123 | { | ||
124 | return mx35_initialize_usb_hw(pdev->id, MXC_EHCI_INTERFACE_SINGLE_UNI | | ||
125 | MXC_EHCI_INTERNAL_PHY | MXC_EHCI_IPPUE_DOWN); | ||
126 | } | ||
127 | |||
128 | static const struct mxc_usbh_platform_data usbh1_pdata __initconst = { | ||
129 | .init = eukrea_cpuimx35_usbh1_init, | ||
130 | .portsc = MXC_EHCI_MODE_SERIAL, | ||
131 | }; | ||
132 | |||
133 | static const struct fsl_usb2_platform_data otg_device_pdata __initconst = { | ||
134 | .operating_mode = FSL_USB2_DR_DEVICE, | ||
135 | .phy_mode = FSL_USB2_PHY_UTMI, | ||
136 | .workaround = FLS_USB2_WORKAROUND_ENGCM09152, | ||
137 | }; | ||
138 | |||
139 | static int otg_mode_host; | ||
140 | |||
141 | static int __init eukrea_cpuimx35_otg_mode(char *options) | ||
142 | { | ||
143 | if (!strcmp(options, "host")) | ||
144 | otg_mode_host = 1; | ||
145 | else if (!strcmp(options, "device")) | ||
146 | otg_mode_host = 0; | ||
147 | else | ||
148 | pr_info("otg_mode neither \"host\" nor \"device\". " | ||
149 | "Defaulting to device\n"); | ||
150 | return 0; | ||
151 | } | ||
152 | __setup("otg_mode=", eukrea_cpuimx35_otg_mode); | ||
153 | |||
154 | /* | ||
155 | * Board specific initialization. | ||
156 | */ | ||
157 | static void __init eukrea_cpuimx35_init(void) | ||
158 | { | ||
159 | mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx35_pads, | ||
160 | ARRAY_SIZE(eukrea_cpuimx35_pads)); | ||
161 | |||
162 | imx35_add_fec(NULL); | ||
163 | imx35_add_imx2_wdt(NULL); | ||
164 | |||
165 | imx35_add_imx_uart0(&uart_pdata); | ||
166 | imx35_add_mxc_nand(&eukrea_cpuimx35_nand_board_info); | ||
167 | |||
168 | i2c_register_board_info(0, eukrea_cpuimx35_i2c_devices, | ||
169 | ARRAY_SIZE(eukrea_cpuimx35_i2c_devices)); | ||
170 | imx35_add_imx_i2c0(&eukrea_cpuimx35_i2c0_data); | ||
171 | |||
172 | if (otg_mode_host) | ||
173 | imx35_add_mxc_ehci_otg(&otg_pdata); | ||
174 | else | ||
175 | imx35_add_fsl_usb2_udc(&otg_device_pdata); | ||
176 | |||
177 | imx35_add_mxc_ehci_hs(&usbh1_pdata); | ||
178 | |||
179 | #ifdef CONFIG_MACH_EUKREA_MBIMXSD35_BASEBOARD | ||
180 | eukrea_mbimxsd35_baseboard_init(); | ||
181 | #endif | ||
182 | } | ||
183 | |||
184 | static void __init eukrea_cpuimx35_timer_init(void) | ||
185 | { | ||
186 | mx35_clocks_init(); | ||
187 | } | ||
188 | |||
189 | struct sys_timer eukrea_cpuimx35_timer = { | ||
190 | .init = eukrea_cpuimx35_timer_init, | ||
191 | }; | ||
192 | |||
193 | MACHINE_START(EUKREA_CPUIMX35, "Eukrea CPUIMX35") | ||
194 | /* Maintainer: Eukrea Electromatique */ | ||
195 | .boot_params = MX3x_PHYS_OFFSET + 0x100, | ||
196 | .map_io = mx35_map_io, | ||
197 | .init_early = imx35_init_early, | ||
198 | .init_irq = mx35_init_irq, | ||
199 | .timer = &eukrea_cpuimx35_timer, | ||
200 | .init_machine = eukrea_cpuimx35_init, | ||
201 | MACHINE_END | ||