1 /*
2 * linux/arch/arm/mach-mmp/aspenite.c
3 *
4 * Support for the Marvell PXA168-based Aspenite and Zylonite2
5 * Development Platform.
6 *
7 * This program is free software; you can redistribute it and/or modify
8 * it under the terms of the GNU General Public License version 2 as
9 * publishhed by the Free Software Foundation.
10 */
11 #include <linux/gpio.h>
12 #include <linux/init.h>
13 #include <linux/kernel.h>
14 #include <linux/platform_device.h>
15 #include <linux/smc91x.h>
16 #include <linux/mtd/mtd.h>
17 #include <linux/mtd/partitions.h>
18 #include <linux/mtd/nand.h>
19 #include <linux/interrupt.h>
20
21 #include <asm/mach-types.h>
22 #include <asm/mach/arch.h>
23 #include <mach/addr-map.h>
24 #include <mach/mfp-pxa168.h>
25 #include <mach/pxa168.h>
26 #include <video/pxa168fb.h>
27 #include <linux/input.h>
28 #include <plat/pxa27x_keypad.h>
29
30 #include "common.h"
31
32 static unsigned long common_pin_config[] __initdata = {
33 /* Data Flash Interface */
34 GPIO0_DFI_D15,
35 GPIO1_DFI_D14,
36 GPIO2_DFI_D13,
37 GPIO3_DFI_D12,
38 GPIO4_DFI_D11,
39 GPIO5_DFI_D10,
40 GPIO6_DFI_D9,
41 GPIO7_DFI_D8,
42 GPIO8_DFI_D7,
43 GPIO9_DFI_D6,
44 GPIO10_DFI_D5,
45 GPIO11_DFI_D4,
46 GPIO12_DFI_D3,
47 GPIO13_DFI_D2,
48 GPIO14_DFI_D1,
49 GPIO15_DFI_D0,
50
51 /* Static Memory Controller */
52 GPIO18_SMC_nCS0,
53 GPIO34_SMC_nCS1,
54 GPIO23_SMC_nLUA,
55 GPIO25_SMC_nLLA,
56 GPIO28_SMC_RDY,
57 GPIO29_SMC_SCLK,
58 GPIO35_SMC_BE1,
59 GPIO36_SMC_BE2,
60 GPIO27_GPIO, /* Ethernet IRQ */
61
62 /* UART1 */
63 GPIO107_UART1_RXD,
64 GPIO108_UART1_TXD,
65
66 /* SSP1 */
67 GPIO113_I2S_MCLK,
68 GPIO114_I2S_FRM,
69 GPIO115_I2S_BCLK,
70 GPIO116_I2S_RXD,
71 GPIO117_I2S_TXD,
72
73 /* LCD */
74 GPIO56_LCD_FCLK_RD,
75 GPIO57_LCD_LCLK_A0,
76 GPIO58_LCD_PCLK_WR,
77 GPIO59_LCD_DENA_BIAS,
78 GPIO60_LCD_DD0,
79 GPIO61_LCD_DD1,
80 GPIO62_LCD_DD2,
81 GPIO63_LCD_DD3,
82 GPIO64_LCD_DD4,
83 GPIO65_LCD_DD5,
84 GPIO66_LCD_DD6,
85 GPIO67_LCD_DD7,
86 GPIO68_LCD_DD8,
87 GPIO69_LCD_DD9,
88 GPIO70_LCD_DD10,
89 GPIO71_LCD_DD11,
90 GPIO72_LCD_DD12,
91 GPIO73_LCD_DD13,
92 GPIO74_LCD_DD14,
93 GPIO75_LCD_DD15,
94 GPIO76_LCD_DD16,
95 GPIO77_LCD_DD17,
96 GPIO78_LCD_DD18,
97 GPIO79_LCD_DD19,
98 GPIO80_LCD_DD20,
99 GPIO81_LCD_DD21,
100 GPIO82_LCD_DD22,
101 GPIO83_LCD_DD23,
102
103 /* Keypad */
104 GPIO109_KP_MKIN1,
105 GPIO110_KP_MKIN0,
106 GPIO111_KP_MKOUT7,
107 GPIO112_KP_MKOUT6,
108 GPIO121_KP_MKIN4,
109 };
110
111 static struct smc91x_platdata smc91x_info = {
112 .flags = SMC91X_USE_16BIT | SMC91X_NOWAIT,
113 };
114
115 static struct resource smc91x_resources[] = {
116 [0] = {
117 .start = SMC_CS1_PHYS_BASE + 0x300,
118 .end = SMC_CS1_PHYS_BASE + 0xfffff,
119 .flags = IORESOURCE_MEM,
120 },
121 [1] = {
122 .start = MMP_GPIO_TO_IRQ(27),
123 .end = MMP_GPIO_TO_IRQ(27),
124 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
125 }
126 };
127
128 static struct platform_device smc91x_device = {
129 .name = "smc91x",
130 .id = 0,
131 .dev = {
132 .platform_data = &smc91x_info,
133 },
134 .num_resources = ARRAY_SIZE(smc91x_resources),
135 .resource = smc91x_resources,
136 };
137
138 static struct mtd_partition aspenite_nand_partitions[] = {
139 {
140 .name = "bootloader",
141 .offset = 0,
142 .size = SZ_1M,
143 .mask_flags = MTD_WRITEABLE,
144 }, {
145 .name = "reserved",
146 .offset = MTDPART_OFS_APPEND,
147 .size = SZ_128K,
148 .mask_flags = MTD_WRITEABLE,
149 }, {
150 .name = "reserved",
151 .offset = MTDPART_OFS_APPEND,
152 .size = SZ_8M,
153 .mask_flags = MTD_WRITEABLE,
154 }, {
155 .name = "kernel",
156 .offset = MTDPART_OFS_APPEND,
157 .size = (SZ_2M + SZ_1M),
158 .mask_flags = 0,
159 }, {
160 .name = "filesystem",
161 .offset = MTDPART_OFS_APPEND,
162 .size = SZ_32M + SZ_16M,
163 .mask_flags = 0,
164 }
165 };
166
167 static struct pxa3xx_nand_platform_data aspenite_nand_info = {
168 .enable_arbiter = 1,
169 .num_cs = 1,
170 .parts[0] = aspenite_nand_partitions,
171 .nr_parts[0] = ARRAY_SIZE(aspenite_nand_partitions),
172 };
173
174 static struct i2c_board_info aspenite_i2c_info[] __initdata = {
175 { I2C_BOARD_INFO("wm8753", 0x1b), },
176 };
177
178 static struct fb_videomode video_modes[] = {
179 [0] = {
180 .pixclock = 30120,
181 .refresh = 60,
182 .xres = 800,
183 .yres = 480,
184 .hsync_len = 1,
185 .left_margin = 215,
186 .right_margin = 40,
187 .vsync_len = 1,
188 .upper_margin = 34,
189 .lower_margin = 10,
190 .sync = FB_SYNC_VERT_HIGH_ACT | FB_SYNC_HOR_HIGH_ACT,
191 },
192 };
193
194 struct pxa168fb_mach_info aspenite_lcd_info = {
195 .id = "Graphic Frame",
196 .modes = video_modes,
197 .num_modes = ARRAY_SIZE(video_modes),
198 .pix_fmt = PIX_FMT_RGB565,
199 .io_pin_allocation_mode = PIN_MODE_DUMB_24,
200 .dumb_mode = DUMB_MODE_RGB888,
201 .active = 1,
202 .panel_rbswap = 0,
203 .invert_pixclock = 0,
204 };
205
206 static unsigned int aspenite_matrix_key_map[] = {
207 KEY(0, 6, KEY_UP), /* SW 4 */
208 KEY(0, 7, KEY_DOWN), /* SW 5 */
209 KEY(1, 6, KEY_LEFT), /* SW 6 */
210 KEY(1, 7, KEY_RIGHT), /* SW 7 */
211 KEY(4, 6, KEY_ENTER), /* SW 8 */
212 KEY(4, 7, KEY_ESC), /* SW 9 */
213 };
214
215 static struct pxa27x_keypad_platform_data aspenite_keypad_info __initdata = {
216 .matrix_key_rows = 5,
217 .matrix_key_cols = 8,
218 .matrix_key_map = aspenite_matrix_key_map,
219 .matrix_key_map_size = ARRAY_SIZE(aspenite_matrix_key_map),
220 .debounce_interval = 30,
221 };
222
common_init(void)223 static void __init common_init(void)
224 {
225 mfp_config(ARRAY_AND_SIZE(common_pin_config));
226
227 /* on-chip devices */
228 pxa168_add_uart(1);
229 pxa168_add_twsi(1, NULL, ARRAY_AND_SIZE(aspenite_i2c_info));
230 pxa168_add_ssp(1);
231 pxa168_add_nand(&aspenite_nand_info);
232 pxa168_add_fb(&aspenite_lcd_info);
233 pxa168_add_keypad(&aspenite_keypad_info);
234 platform_device_register(&pxa168_device_gpio);
235
236 /* off-chip devices */
237 platform_device_register(&smc91x_device);
238 }
239
240 MACHINE_START(ASPENITE, "PXA168-based Aspenite Development Platform")
241 .map_io = mmp_map_io,
242 .nr_irqs = IRQ_BOARD_START,
243 .init_irq = pxa168_init_irq,
244 .timer = &pxa168_timer,
245 .init_machine = common_init,
246 .restart = pxa168_restart,
247 MACHINE_END
248
249 MACHINE_START(ZYLONITE2, "PXA168-based Zylonite2 Development Platform")
250 .map_io = mmp_map_io,
251 .nr_irqs = IRQ_BOARD_START,
252 .init_irq = pxa168_init_irq,
253 .timer = &pxa168_timer,
254 .init_machine = common_init,
255 .restart = pxa168_restart,
256 MACHINE_END
257