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Diffstat (limited to 'arch/arm/mach-imx/mach-cpuimx35.c')
-rw-r--r--arch/arm/mach-imx/mach-cpuimx35.c201
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
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+++ 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
47static const struct imxuart_platform_data uart_pdata __initconst = {
48 .flags = IMXUART_HAVE_RTSCTS,
49};
50
51static const struct imxi2c_platform_data
52 eukrea_cpuimx35_i2c0_data __initconst = {
53 .bitrate = 100000,
54};
55
56static 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)
62static 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
73static 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
105static 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
112static 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
117static const struct mxc_usbh_platform_data otg_pdata __initconst = {
118 .init = eukrea_cpuimx35_otg_init,
119 .portsc = MXC_EHCI_MODE_UTMI,
120};
121
122static 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
128static const struct mxc_usbh_platform_data usbh1_pdata __initconst = {
129 .init = eukrea_cpuimx35_usbh1_init,
130 .portsc = MXC_EHCI_MODE_SERIAL,
131};
132
133static 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
139static int otg_mode_host;
140
141static 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 */
157static 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
184static void __init eukrea_cpuimx35_timer_init(void)
185{
186 mx35_clocks_init();
187}
188
189struct sys_timer eukrea_cpuimx35_timer = {
190 .init = eukrea_cpuimx35_timer_init,
191};
192
193MACHINE_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,
201MACHINE_END