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Diffstat (limited to 'arch/arm/mach-imx/mach-eukrea_cpuimx25.c')
-rw-r--r--arch/arm/mach-imx/mach-eukrea_cpuimx25.c161
1 files changed, 161 insertions, 0 deletions
diff --git a/arch/arm/mach-imx/mach-eukrea_cpuimx25.c b/arch/arm/mach-imx/mach-eukrea_cpuimx25.c
new file mode 100644
index 000000000000..eb395aba9237
--- /dev/null
+++ b/arch/arm/mach-imx/mach-eukrea_cpuimx25.c
@@ -0,0 +1,161 @@
1/*
2 * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
3 * Copyright 2010 Eric Bénard - Eukréa Electromatique, <eric@eukrea.com>
4 *
5 * This program is free software; you can redistribute it and/or
6 * modify it under the terms of the GNU General Public License
7 * as published by the Free Software Foundation; either version 2
8 * of the License, or (at your option) any later version.
9 * This program is distributed in the hope that it will be useful,
10 * but WITHOUT ANY WARRANTY; without even the implied warranty of
11 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
12 * GNU General Public License for more details.
13 *
14 * You should have received a copy of the GNU General Public License
15 * along with this program; if not, write to the Free Software
16 * Foundation, Inc., 51 Franklin Street, Fifth Floor,
17 * Boston, MA 02110-1301, USA.
18 */
19
20#include <linux/types.h>
21#include <linux/init.h>
22#include <linux/delay.h>
23#include <linux/clk.h>
24#include <linux/irq.h>
25#include <linux/gpio.h>
26#include <linux/platform_device.h>
27#include <linux/usb/otg.h>
28#include <linux/usb/ulpi.h>
29
30#include <mach/eukrea-baseboards.h>
31#include <mach/hardware.h>
32#include <asm/mach-types.h>
33#include <asm/mach/arch.h>
34#include <asm/mach/time.h>
35#include <asm/memory.h>
36#include <asm/mach/map.h>
37#include <mach/common.h>
38#include <mach/mx25.h>
39#include <mach/mxc_nand.h>
40#include <mach/imxfb.h>
41#include <mach/iomux-mx25.h>
42
43#include "devices-imx25.h"
44
45static const struct imxuart_platform_data uart_pdata __initconst = {
46 .flags = IMXUART_HAVE_RTSCTS,
47};
48
49static iomux_v3_cfg_t eukrea_cpuimx25_pads[] = {
50 /* FEC - RMII */
51 MX25_PAD_FEC_MDC__FEC_MDC,
52 MX25_PAD_FEC_MDIO__FEC_MDIO,
53 MX25_PAD_FEC_TDATA0__FEC_TDATA0,
54 MX25_PAD_FEC_TDATA1__FEC_TDATA1,
55 MX25_PAD_FEC_TX_EN__FEC_TX_EN,
56 MX25_PAD_FEC_RDATA0__FEC_RDATA0,
57 MX25_PAD_FEC_RDATA1__FEC_RDATA1,
58 MX25_PAD_FEC_RX_DV__FEC_RX_DV,
59 MX25_PAD_FEC_TX_CLK__FEC_TX_CLK,
60 /* I2C1 */
61 MX25_PAD_I2C1_CLK__I2C1_CLK,
62 MX25_PAD_I2C1_DAT__I2C1_DAT,
63};
64
65static const struct fec_platform_data mx25_fec_pdata __initconst = {
66 .phy = PHY_INTERFACE_MODE_RMII,
67};
68
69static const struct mxc_nand_platform_data
70eukrea_cpuimx25_nand_board_info __initconst = {
71 .width = 1,
72 .hw_ecc = 1,
73 .flash_bbt = 1,
74};
75
76static const struct imxi2c_platform_data
77eukrea_cpuimx25_i2c0_data __initconst = {
78 .bitrate = 100000,
79};
80
81static struct i2c_board_info eukrea_cpuimx25_i2c_devices[] = {
82 {
83 I2C_BOARD_INFO("pcf8563", 0x51),
84 },
85};
86
87static const struct mxc_usbh_platform_data otg_pdata __initconst = {
88 .portsc = MXC_EHCI_MODE_UTMI,
89 .flags = MXC_EHCI_INTERFACE_DIFF_UNI,
90};
91
92static const struct mxc_usbh_platform_data usbh2_pdata __initconst = {
93 .portsc = MXC_EHCI_MODE_SERIAL,
94 .flags = MXC_EHCI_INTERFACE_SINGLE_UNI | MXC_EHCI_INTERNAL_PHY |
95 MXC_EHCI_IPPUE_DOWN,
96};
97
98static const struct fsl_usb2_platform_data otg_device_pdata __initconst = {
99 .operating_mode = FSL_USB2_DR_DEVICE,
100 .phy_mode = FSL_USB2_PHY_UTMI,
101};
102
103static int otg_mode_host;
104
105static int __init eukrea_cpuimx25_otg_mode(char *options)
106{
107 if (!strcmp(options, "host"))
108 otg_mode_host = 1;
109 else if (!strcmp(options, "device"))
110 otg_mode_host = 0;
111 else
112 pr_info("otg_mode neither \"host\" nor \"device\". "
113 "Defaulting to device\n");
114 return 0;
115}
116__setup("otg_mode=", eukrea_cpuimx25_otg_mode);
117
118static void __init eukrea_cpuimx25_init(void)
119{
120 if (mxc_iomux_v3_setup_multiple_pads(eukrea_cpuimx25_pads,
121 ARRAY_SIZE(eukrea_cpuimx25_pads)))
122 printk(KERN_ERR "error setting cpuimx25 pads !\n");
123
124 imx25_add_imx_uart0(&uart_pdata);
125 imx25_add_mxc_nand(&eukrea_cpuimx25_nand_board_info);
126 imx25_add_imxdi_rtc(NULL);
127 imx25_add_fec(&mx25_fec_pdata);
128
129 i2c_register_board_info(0, eukrea_cpuimx25_i2c_devices,
130 ARRAY_SIZE(eukrea_cpuimx25_i2c_devices));
131 imx25_add_imx_i2c0(&eukrea_cpuimx25_i2c0_data);
132
133 if (otg_mode_host)
134 imx25_add_mxc_ehci_otg(&otg_pdata);
135 else
136 imx25_add_fsl_usb2_udc(&otg_device_pdata);
137
138 imx25_add_mxc_ehci_hs(&usbh2_pdata);
139
140#ifdef CONFIG_MACH_EUKREA_MBIMXSD25_BASEBOARD
141 eukrea_mbimxsd25_baseboard_init();
142#endif
143}
144
145static void __init eukrea_cpuimx25_timer_init(void)
146{
147 mx25_clocks_init();
148}
149
150static struct sys_timer eukrea_cpuimx25_timer = {
151 .init = eukrea_cpuimx25_timer_init,
152};
153
154MACHINE_START(EUKREA_CPUIMX25, "Eukrea CPUIMX25")
155 /* Maintainer: Eukrea Electromatique */
156 .boot_params = MX25_PHYS_OFFSET + 0x100,
157 .map_io = mx25_map_io,
158 .init_irq = mx25_init_irq,
159 .init_machine = eukrea_cpuimx25_init,
160 .timer = &eukrea_cpuimx25_timer,
161MACHINE_END