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diff --git a/arch/arm/mach-mx25/mach-mx25_3ds.c b/arch/arm/mach-mx25/mach-mx25_3ds.c
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1/*
2 * Copyright 2009 Sascha Hauer, <kernel@pengutronix.de>
3 *
4 * This program is free software; you can redistribute it and/or
5 * modify it under the terms of the GNU General Public License
6 * as published by the Free Software Foundation; either version 2
7 * of the License, or (at your option) any later version.
8 * This program is distributed in the hope that it will be useful,
9 * but WITHOUT ANY WARRANTY; without even the implied warranty of
10 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 * GNU General Public License for more details.
12 *
13 * You should have received a copy of the GNU General Public License
14 * along with this program; if not, write to the Free Software
15 * Foundation, Inc., 51 Franklin Street, Fifth Floor,
16 * Boston, MA 02110-1301, USA.
17 */
18
19/*
20 * This machine is known as:
21 * - i.MX25 3-Stack Development System
22 * - i.MX25 Platform Development Kit (i.MX25 PDK)
23 */
24
25#include <linux/types.h>
26#include <linux/init.h>
27#include <linux/delay.h>
28#include <linux/clk.h>
29#include <linux/irq.h>
30#include <linux/gpio.h>
31#include <linux/fec.h>
32#include <linux/platform_device.h>
33#include <linux/input/matrix_keypad.h>
34
35#include <mach/hardware.h>
36#include <asm/mach-types.h>
37#include <asm/mach/arch.h>
38#include <asm/mach/time.h>
39#include <asm/memory.h>
40#include <asm/mach/map.h>
41#include <mach/common.h>
42#include <mach/mx25.h>
43#include <mach/imxfb.h>
44#include <mach/iomux-mx25.h>
45
46#include "devices-imx25.h"
47#include "devices.h"
48
49static const struct imxuart_platform_data uart_pdata __initconst = {
50 .flags = IMXUART_HAVE_RTSCTS,
51};
52
53static struct pad_desc mx25pdk_pads[] = {
54 MX25_PAD_FEC_MDC__FEC_MDC,
55 MX25_PAD_FEC_MDIO__FEC_MDIO,
56 MX25_PAD_FEC_TDATA0__FEC_TDATA0,
57 MX25_PAD_FEC_TDATA1__FEC_TDATA1,
58 MX25_PAD_FEC_TX_EN__FEC_TX_EN,
59 MX25_PAD_FEC_RDATA0__FEC_RDATA0,
60 MX25_PAD_FEC_RDATA1__FEC_RDATA1,
61 MX25_PAD_FEC_RX_DV__FEC_RX_DV,
62 MX25_PAD_FEC_TX_CLK__FEC_TX_CLK,
63 MX25_PAD_A17__GPIO_2_3, /* FEC_EN, GPIO 35 */
64 MX25_PAD_D12__GPIO_4_8, /* FEC_RESET_B, GPIO 104 */
65
66 /* LCD */
67 MX25_PAD_LD0__LD0,
68 MX25_PAD_LD1__LD1,
69 MX25_PAD_LD2__LD2,
70 MX25_PAD_LD3__LD3,
71 MX25_PAD_LD4__LD4,
72 MX25_PAD_LD5__LD5,
73 MX25_PAD_LD6__LD6,
74 MX25_PAD_LD7__LD7,
75 MX25_PAD_LD8__LD8,
76 MX25_PAD_LD9__LD9,
77 MX25_PAD_LD10__LD10,
78 MX25_PAD_LD11__LD11,
79 MX25_PAD_LD12__LD12,
80 MX25_PAD_LD13__LD13,
81 MX25_PAD_LD14__LD14,
82 MX25_PAD_LD15__LD15,
83 MX25_PAD_GPIO_E__LD16,
84 MX25_PAD_GPIO_F__LD17,
85 MX25_PAD_HSYNC__HSYNC,
86 MX25_PAD_VSYNC__VSYNC,
87 MX25_PAD_LSCLK__LSCLK,
88 MX25_PAD_OE_ACD__OE_ACD,
89 MX25_PAD_CONTRAST__CONTRAST,
90
91 /* Keypad */
92 MX25_PAD_KPP_ROW0__KPP_ROW0,
93 MX25_PAD_KPP_ROW1__KPP_ROW1,
94 MX25_PAD_KPP_ROW2__KPP_ROW2,
95 MX25_PAD_KPP_ROW3__KPP_ROW3,
96 MX25_PAD_KPP_COL0__KPP_COL0,
97 MX25_PAD_KPP_COL1__KPP_COL1,
98 MX25_PAD_KPP_COL2__KPP_COL2,
99 MX25_PAD_KPP_COL3__KPP_COL3,
100};
101
102static struct fec_platform_data mx25_fec_pdata = {
103 .phy = PHY_INTERFACE_MODE_RMII,
104};
105
106#define FEC_ENABLE_GPIO 35
107#define FEC_RESET_B_GPIO 104
108
109static void __init mx25pdk_fec_reset(void)
110{
111 gpio_request(FEC_ENABLE_GPIO, "FEC PHY enable");
112 gpio_request(FEC_RESET_B_GPIO, "FEC PHY reset");
113
114 gpio_direction_output(FEC_ENABLE_GPIO, 0); /* drop PHY power */
115 gpio_direction_output(FEC_RESET_B_GPIO, 0); /* assert reset */
116 udelay(2);
117
118 /* turn on PHY power and lift reset */
119 gpio_set_value(FEC_ENABLE_GPIO, 1);
120 gpio_set_value(FEC_RESET_B_GPIO, 1);
121}
122
123static const struct mxc_nand_platform_data
124mx25pdk_nand_board_info __initconst = {
125 .width = 1,
126 .hw_ecc = 1,
127 .flash_bbt = 1,
128};
129
130static struct imx_fb_videomode mx25pdk_modes[] = {
131 {
132 .mode = {
133 .name = "CRT-VGA",
134 .refresh = 60,
135 .xres = 640,
136 .yres = 480,
137 .pixclock = 39683,
138 .left_margin = 45,
139 .right_margin = 114,
140 .upper_margin = 33,
141 .lower_margin = 11,
142 .hsync_len = 1,
143 .vsync_len = 1,
144 },
145 .bpp = 16,
146 .pcr = 0xFA208B80,
147 },
148};
149
150static struct imx_fb_platform_data mx25pdk_fb_pdata = {
151 .mode = mx25pdk_modes,
152 .num_modes = ARRAY_SIZE(mx25pdk_modes),
153 .pwmr = 0x00A903FF,
154 .lscr1 = 0x00120300,
155 .dmacr = 0x00020010,
156};
157
158static const uint32_t mx25pdk_keymap[] = {
159 KEY(0, 0, KEY_UP),
160 KEY(0, 1, KEY_DOWN),
161 KEY(0, 2, KEY_VOLUMEDOWN),
162 KEY(0, 3, KEY_HOME),
163 KEY(1, 0, KEY_RIGHT),
164 KEY(1, 1, KEY_LEFT),
165 KEY(1, 2, KEY_ENTER),
166 KEY(1, 3, KEY_VOLUMEUP),
167 KEY(2, 0, KEY_F6),
168 KEY(2, 1, KEY_F8),
169 KEY(2, 2, KEY_F9),
170 KEY(2, 3, KEY_F10),
171 KEY(3, 0, KEY_F1),
172 KEY(3, 1, KEY_F2),
173 KEY(3, 2, KEY_F3),
174 KEY(3, 3, KEY_POWER),
175};
176
177static struct matrix_keymap_data mx25pdk_keymap_data = {
178 .keymap = mx25pdk_keymap,
179 .keymap_size = ARRAY_SIZE(mx25pdk_keymap),
180};
181
182static void __init mx25pdk_init(void)
183{
184 mxc_iomux_v3_setup_multiple_pads(mx25pdk_pads,
185 ARRAY_SIZE(mx25pdk_pads));
186
187 imx25_add_imx_uart0(&uart_pdata);
188 mxc_register_device(&mxc_usbh2, NULL);
189 imx25_add_mxc_nand(&mx25pdk_nand_board_info);
190 mxc_register_device(&mx25_rtc_device, NULL);
191 mxc_register_device(&mx25_fb_device, &mx25pdk_fb_pdata);
192 mxc_register_device(&mxc_wdt, NULL);
193
194 mx25pdk_fec_reset();
195 mxc_register_device(&mx25_fec_device, &mx25_fec_pdata);
196 mxc_register_device(&mx25_kpp_device, &mx25pdk_keymap_data);
197}
198
199static void __init mx25pdk_timer_init(void)
200{
201 mx25_clocks_init();
202}
203
204static struct sys_timer mx25pdk_timer = {
205 .init = mx25pdk_timer_init,
206};
207
208MACHINE_START(MX25_3DS, "Freescale MX25PDK (3DS)")
209 /* Maintainer: Freescale Semiconductor, Inc. */
210 .phys_io = MX25_AIPS1_BASE_ADDR,
211 .io_pg_offst = ((MX25_AIPS1_BASE_ADDR_VIRT) >> 18) & 0xfffc,
212 .boot_params = MX25_PHYS_OFFSET + 0x100,
213 .map_io = mx25_map_io,
214 .init_irq = mx25_init_irq,
215 .init_machine = mx25pdk_init,
216 .timer = &mx25pdk_timer,
217MACHINE_END
218
generated by cgit v1.2.2 (git 2.25.0) at 2025-02-07 07:34:56 -0500