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d3d4b60b RZ |
1 | /* |
2 | * Copyright (C) 2010 Freescale Semiconductor, Inc. All Rights Reserved. | |
3 | */ | |
4 | ||
5 | /* | |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | ||
11 | * This program is distributed in the hope that it will be useful, | |
12 | * but WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
14 | * GNU General Public License for more details. | |
15 | ||
16 | * You should have received a copy of the GNU General Public License along | |
17 | * with this program; if not, write to the Free Software Foundation, Inc., | |
18 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
19 | */ | |
20 | ||
21 | #include <linux/init.h> | |
22 | #include <linux/platform_device.h> | |
23 | #include <linux/gpio.h> | |
24 | #include <linux/delay.h> | |
25 | #include <linux/io.h> | |
26 | #include <linux/fsl_devices.h> | |
27 | ||
28 | #include <mach/common.h> | |
29 | #include <mach/hardware.h> | |
30 | #include <mach/iomux-mx50.h> | |
31 | ||
32 | #include <asm/irq.h> | |
33 | #include <asm/setup.h> | |
34 | #include <asm/mach-types.h> | |
35 | #include <asm/mach/arch.h> | |
36 | #include <asm/mach/time.h> | |
37 | ||
38 | #include "devices-mx50.h" | |
39 | ||
40 | static iomux_v3_cfg_t mx50_rdp_pads[] __initdata = { | |
41 | /* SD1 */ | |
42 | MX50_PAD_ECSPI2_SS0__GPIO_4_19, | |
43 | MX50_PAD_EIM_CRE__GPIO_1_27, | |
44 | MX50_PAD_SD1_CMD__SD1_CMD, | |
45 | ||
46 | MX50_PAD_SD1_CLK__SD1_CLK, | |
47 | MX50_PAD_SD1_D0__SD1_D0, | |
48 | MX50_PAD_SD1_D1__SD1_D1, | |
49 | MX50_PAD_SD1_D2__SD1_D2, | |
50 | MX50_PAD_SD1_D3__SD1_D3, | |
51 | ||
52 | /* SD2 */ | |
53 | MX50_PAD_SD2_CD__GPIO_5_17, | |
54 | MX50_PAD_SD2_WP__GPIO_5_16, | |
55 | MX50_PAD_SD2_CMD__SD2_CMD, | |
56 | MX50_PAD_SD2_CLK__SD2_CLK, | |
57 | MX50_PAD_SD2_D0__SD2_D0, | |
58 | MX50_PAD_SD2_D1__SD2_D1, | |
59 | MX50_PAD_SD2_D2__SD2_D2, | |
60 | MX50_PAD_SD2_D3__SD2_D3, | |
61 | MX50_PAD_SD2_D4__SD2_D4, | |
62 | MX50_PAD_SD2_D5__SD2_D5, | |
63 | MX50_PAD_SD2_D6__SD2_D6, | |
64 | MX50_PAD_SD2_D7__SD2_D7, | |
65 | ||
66 | /* SD3 */ | |
67 | MX50_PAD_SD3_CMD__SD3_CMD, | |
68 | MX50_PAD_SD3_CLK__SD3_CLK, | |
69 | MX50_PAD_SD3_D0__SD3_D0, | |
70 | MX50_PAD_SD3_D1__SD3_D1, | |
71 | MX50_PAD_SD3_D2__SD3_D2, | |
72 | MX50_PAD_SD3_D3__SD3_D3, | |
73 | MX50_PAD_SD3_D4__SD3_D4, | |
74 | MX50_PAD_SD3_D5__SD3_D5, | |
75 | MX50_PAD_SD3_D6__SD3_D6, | |
76 | MX50_PAD_SD3_D7__SD3_D7, | |
77 | ||
78 | /* PWR_INT */ | |
79 | MX50_PAD_ECSPI2_MISO__GPIO_4_18, | |
80 | ||
81 | /* UART pad setting */ | |
82 | MX50_PAD_UART1_TXD__UART1_TXD, | |
83 | MX50_PAD_UART1_RXD__UART1_RXD, | |
84 | MX50_PAD_UART1_RTS__UART1_RTS, | |
85 | MX50_PAD_UART2_TXD__UART2_TXD, | |
86 | MX50_PAD_UART2_RXD__UART2_RXD, | |
87 | MX50_PAD_UART2_CTS__UART2_CTS, | |
88 | MX50_PAD_UART2_RTS__UART2_RTS, | |
89 | ||
90 | MX50_PAD_I2C1_SCL__I2C1_SCL, | |
91 | MX50_PAD_I2C1_SDA__I2C1_SDA, | |
92 | MX50_PAD_I2C2_SCL__I2C2_SCL, | |
93 | MX50_PAD_I2C2_SDA__I2C2_SDA, | |
94 | ||
95 | MX50_PAD_EPITO__USBH1_PWR, | |
96 | /* Need to comment below line if | |
97 | * one needs to debug owire. | |
98 | */ | |
99 | MX50_PAD_OWIRE__USBH1_OC, | |
100 | /* using gpio to control otg pwr */ | |
101 | MX50_PAD_PWM2__GPIO_6_25, | |
102 | MX50_PAD_I2C3_SCL__USBOTG_OC, | |
103 | ||
104 | MX50_PAD_SSI_RXC__FEC_MDIO, | |
105 | MX50_PAD_SSI_RXC__FEC_MDIO, | |
106 | MX50_PAD_DISP_D0__FEC_TXCLK, | |
107 | MX50_PAD_DISP_D1__FEC_RX_ER, | |
108 | MX50_PAD_DISP_D2__FEC_RX_DV, | |
109 | MX50_PAD_DISP_D3__FEC_RXD1, | |
110 | MX50_PAD_DISP_D4__FEC_RXD0, | |
111 | MX50_PAD_DISP_D5__FEC_TX_EN, | |
112 | MX50_PAD_DISP_D6__FEC_TXD1, | |
113 | MX50_PAD_DISP_D7__FEC_TXD0, | |
114 | MX50_PAD_SSI_RXFS__FEC_MDC, | |
115 | MX50_PAD_I2C3_SDA__GPIO_6_23, | |
116 | MX50_PAD_ECSPI1_SCLK__GPIO_4_12, | |
117 | ||
118 | MX50_PAD_CSPI_SS0__CSPI_SS0, | |
119 | MX50_PAD_ECSPI1_MOSI__CSPI_SS1, | |
120 | MX50_PAD_CSPI_MOSI__CSPI_MOSI, | |
121 | MX50_PAD_CSPI_MISO__CSPI_MISO, | |
122 | ||
123 | /* SGTL500_OSC_EN */ | |
124 | MX50_PAD_UART1_CTS__GPIO_6_8, | |
125 | ||
126 | /* SGTL_AMP_SHDN */ | |
127 | MX50_PAD_UART3_RXD__GPIO_6_15, | |
128 | ||
129 | /* Keypad */ | |
130 | MX50_PAD_KEY_COL0__KEY_COL0, | |
131 | MX50_PAD_KEY_ROW0__KEY_ROW0, | |
132 | MX50_PAD_KEY_COL1__KEY_COL1, | |
133 | MX50_PAD_KEY_ROW1__KEY_ROW1, | |
134 | MX50_PAD_KEY_COL2__KEY_COL2, | |
135 | MX50_PAD_KEY_ROW2__KEY_ROW2, | |
136 | MX50_PAD_KEY_COL3__KEY_COL3, | |
137 | MX50_PAD_KEY_ROW3__KEY_ROW3, | |
138 | MX50_PAD_EIM_DA0__KEY_COL4, | |
139 | MX50_PAD_EIM_DA1__KEY_ROW4, | |
140 | MX50_PAD_EIM_DA2__KEY_COL5, | |
141 | MX50_PAD_EIM_DA3__KEY_ROW5, | |
142 | MX50_PAD_EIM_DA4__KEY_COL6, | |
143 | MX50_PAD_EIM_DA5__KEY_ROW6, | |
144 | MX50_PAD_EIM_DA6__KEY_COL7, | |
145 | MX50_PAD_EIM_DA7__KEY_ROW7, | |
146 | /*EIM pads */ | |
147 | MX50_PAD_EIM_DA8__GPIO_1_8, | |
148 | MX50_PAD_EIM_DA9__GPIO_1_9, | |
149 | MX50_PAD_EIM_DA10__GPIO_1_10, | |
150 | MX50_PAD_EIM_DA11__GPIO_1_11, | |
151 | MX50_PAD_EIM_DA12__GPIO_1_12, | |
152 | MX50_PAD_EIM_DA13__GPIO_1_13, | |
153 | MX50_PAD_EIM_DA14__GPIO_1_14, | |
154 | MX50_PAD_EIM_DA15__GPIO_1_15, | |
155 | MX50_PAD_EIM_CS2__GPIO_1_16, | |
156 | MX50_PAD_EIM_CS1__GPIO_1_17, | |
157 | MX50_PAD_EIM_CS0__GPIO_1_18, | |
158 | MX50_PAD_EIM_EB0__GPIO_1_19, | |
159 | MX50_PAD_EIM_EB1__GPIO_1_20, | |
160 | MX50_PAD_EIM_WAIT__GPIO_1_21, | |
161 | MX50_PAD_EIM_BCLK__GPIO_1_22, | |
162 | MX50_PAD_EIM_RDY__GPIO_1_23, | |
163 | MX50_PAD_EIM_OE__GPIO_1_24, | |
164 | }; | |
165 | ||
166 | /* Serial ports */ | |
167 | static const struct imxuart_platform_data uart_pdata __initconst = { | |
168 | .flags = IMXUART_HAVE_RTSCTS, | |
169 | }; | |
170 | ||
171 | /* | |
172 | * Board specific initialization. | |
173 | */ | |
174 | static void __init mx50_rdp_board_init(void) | |
175 | { | |
176 | mxc_iomux_v3_setup_multiple_pads(mx50_rdp_pads, | |
177 | ARRAY_SIZE(mx50_rdp_pads)); | |
178 | ||
179 | imx50_add_imx_uart(0, &uart_pdata); | |
180 | imx50_add_imx_uart(1, &uart_pdata); | |
181 | } | |
182 | ||
183 | static void __init mx50_rdp_timer_init(void) | |
184 | { | |
185 | mx50_clocks_init(32768, 24000000, 22579200); | |
186 | } | |
187 | ||
188 | static struct sys_timer mx50_rdp_timer = { | |
189 | .init = mx50_rdp_timer_init, | |
190 | }; | |
191 | ||
192 | MACHINE_START(MX50_RDP, "Freescale MX50 Reference Design Platform") | |
193 | .map_io = mx50_map_io, | |
194 | .init_irq = mx50_init_irq, | |
195 | .init_machine = mx50_rdp_board_init, | |
196 | .timer = &mx50_rdp_timer, | |
197 | MACHINE_END |