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1/*
2 * linux/arch/arm/mach-omap1/board-palmtt.c
3 *
4 * Modified from board-palmtt2.c
5 *
6 * Modified and amended for Palm Tungsten|T
7 * by Marek Vasut <marek.vasut@gmail.com>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12 */
13
14#include <linux/delay.h>
15#include <linux/gpio.h>
16#include <linux/kernel.h>
17#include <linux/init.h>
18#include <linux/platform_device.h>
19#include <linux/notifier.h>
20#include <linux/clk.h>
21#include <linux/input.h>
22#include <linux/interrupt.h>
23#include <linux/mtd/mtd.h>
24#include <linux/mtd/partitions.h>
25#include <linux/mtd/physmap.h>
26#include <linux/leds.h>
27#include <linux/omapfb.h>
28#include <linux/spi/spi.h>
29#include <linux/spi/ads7846.h>
30#include <linux/platform_data/omap1_bl.h>
31#include <linux/platform_data/leds-omap.h>
32
33#include <asm/mach-types.h>
34#include <asm/mach/arch.h>
35#include <asm/mach/map.h>
36
37#include <mach/flash.h>
38#include <mach/mux.h>
39#include <linux/omap-dma.h>
40#include <mach/tc.h>
41#include <linux/platform_data/keypad-omap.h>
42
43#include <mach/hardware.h>
44#include <mach/usb.h>
45
46#include "common.h"
47
48#define PALMTT_USBDETECT_GPIO 0
49#define PALMTT_CABLE_GPIO 1
50#define PALMTT_LED_GPIO 3
51#define PALMTT_PENIRQ_GPIO 6
52#define PALMTT_MMC_WP_GPIO 8
53#define PALMTT_HDQ_GPIO 11
54
55static const unsigned int palmtt_keymap[] = {
56 KEY(0, 0, KEY_ESC),
57 KEY(1, 0, KEY_SPACE),
58 KEY(2, 0, KEY_LEFTCTRL),
59 KEY(3, 0, KEY_TAB),
60 KEY(4, 0, KEY_ENTER),
61 KEY(0, 1, KEY_LEFT),
62 KEY(1, 1, KEY_DOWN),
63 KEY(2, 1, KEY_UP),
64 KEY(3, 1, KEY_RIGHT),
65 KEY(0, 2, KEY_SLEEP),
66 KEY(4, 2, KEY_Y),
67};
68
69static struct mtd_partition palmtt_partitions[] = {
70 {
71 .name = "write8k",
72 .offset = 0,
73 .size = SZ_8K,
74 .mask_flags = 0,
75 },
76 {
77 .name = "PalmOS-BootLoader(ro)",
78 .offset = SZ_8K,
79 .size = 7 * SZ_8K,
80 .mask_flags = MTD_WRITEABLE,
81 },
82 {
83 .name = "u-boot",
84 .offset = MTDPART_OFS_APPEND,
85 .size = 8 * SZ_8K,
86 .mask_flags = 0,
87 },
88 {
89 .name = "PalmOS-FS(ro)",
90 .offset = MTDPART_OFS_APPEND,
91 .size = 7 * SZ_1M + 4 * SZ_64K - 16 * SZ_8K,
92 .mask_flags = MTD_WRITEABLE,
93 },
94 {
95 .name = "u-boot(rez)",
96 .offset = MTDPART_OFS_APPEND,
97 .size = SZ_128K,
98 .mask_flags = 0
99 },
100 {
101 .name = "empty",
102 .offset = MTDPART_OFS_APPEND,
103 .size = MTDPART_SIZ_FULL,
104 .mask_flags = 0
105 }
106};
107
108static struct physmap_flash_data palmtt_flash_data = {
109 .width = 2,
110 .set_vpp = omap1_set_vpp,
111 .parts = palmtt_partitions,
112 .nr_parts = ARRAY_SIZE(palmtt_partitions),
113};
114
115static struct resource palmtt_flash_resource = {
116 .start = OMAP_CS0_PHYS,
117 .end = OMAP_CS0_PHYS + SZ_8M - 1,
118 .flags = IORESOURCE_MEM,
119};
120
121static struct platform_device palmtt_flash_device = {
122 .name = "physmap-flash",
123 .id = 0,
124 .dev = {
125 .platform_data = &palmtt_flash_data,
126 },
127 .num_resources = 1,
128 .resource = &palmtt_flash_resource,
129};
130
131static struct resource palmtt_kp_resources[] = {
132 [0] = {
133 .start = INT_KEYBOARD,
134 .end = INT_KEYBOARD,
135 .flags = IORESOURCE_IRQ,
136 },
137};
138
139static const struct matrix_keymap_data palmtt_keymap_data = {
140 .keymap = palmtt_keymap,
141 .keymap_size = ARRAY_SIZE(palmtt_keymap),
142};
143
144static struct omap_kp_platform_data palmtt_kp_data = {
145 .rows = 6,
146 .cols = 3,
147 .keymap_data = &palmtt_keymap_data,
148};
149
150static struct platform_device palmtt_kp_device = {
151 .name = "omap-keypad",
152 .id = -1,
153 .dev = {
154 .platform_data = &palmtt_kp_data,
155 },
156 .num_resources = ARRAY_SIZE(palmtt_kp_resources),
157 .resource = palmtt_kp_resources,
158};
159
160static struct platform_device palmtt_lcd_device = {
161 .name = "lcd_palmtt",
162 .id = -1,
163};
164
165static struct platform_device palmtt_spi_device = {
166 .name = "spi_palmtt",
167 .id = -1,
168};
169
170static struct omap_backlight_config palmtt_backlight_config = {
171 .default_intensity = 0xa0,
172};
173
174static struct platform_device palmtt_backlight_device = {
175 .name = "omap-bl",
176 .id = -1,
177 .dev = {
178 .platform_data= &palmtt_backlight_config,
179 },
180};
181
182static struct omap_led_config palmtt_led_config[] = {
183 {
184 .cdev = {
185 .name = "palmtt:led0",
186 },
187 .gpio = PALMTT_LED_GPIO,
188 },
189};
190
191static struct omap_led_platform_data palmtt_led_data = {
192 .nr_leds = ARRAY_SIZE(palmtt_led_config),
193 .leds = palmtt_led_config,
194};
195
196static struct platform_device palmtt_led_device = {
197 .name = "omap-led",
198 .id = -1,
199 .dev = {
200 .platform_data = &palmtt_led_data,
201 },
202};
203
204static struct platform_device *palmtt_devices[] __initdata = {
205 &palmtt_flash_device,
206 &palmtt_kp_device,
207 &palmtt_lcd_device,
208 &palmtt_spi_device,
209 &palmtt_backlight_device,
210 &palmtt_led_device,
211};
212
213static int palmtt_get_pendown_state(void)
214{
215 return !gpio_get_value(6);
216}
217
218static const struct ads7846_platform_data palmtt_ts_info = {
219 .model = 7846,
220 .vref_delay_usecs = 100, /* internal, no capacitor */
221 .x_plate_ohms = 419,
222 .y_plate_ohms = 486,
223 .get_pendown_state = palmtt_get_pendown_state,
224};
225
226static struct spi_board_info __initdata palmtt_boardinfo[] = {
227 {
228 /* MicroWire (bus 2) CS0 has an ads7846e */
229 .modalias = "ads7846",
230 .platform_data = &palmtt_ts_info,
231 .max_speed_hz = 120000 /* max sample rate at 3V */
232 * 26 /* command + data + overhead */,
233 .bus_num = 2,
234 .chip_select = 0,
235 }
236};
237
238static struct omap_usb_config palmtt_usb_config __initdata = {
239 .register_dev = 1,
240 .hmc_mode = 0,
241 .pins[0] = 2,
242};
243
244static struct omap_lcd_config palmtt_lcd_config __initdata = {
245 .ctrl_name = "internal",
246};
247
248static void __init omap_mpu_wdt_mode(int mode) {
249 if (mode)
250 omap_writew(0x8000, OMAP_WDT_TIMER_MODE);
251 else {
252 omap_writew(0x00f5, OMAP_WDT_TIMER_MODE);
253 omap_writew(0x00a0, OMAP_WDT_TIMER_MODE);
254 }
255}
256
257static void __init omap_palmtt_init(void)
258{
259 /* mux pins for uarts */
260 omap_cfg_reg(UART1_TX);
261 omap_cfg_reg(UART1_RTS);
262 omap_cfg_reg(UART2_TX);
263 omap_cfg_reg(UART2_RTS);
264 omap_cfg_reg(UART3_TX);
265 omap_cfg_reg(UART3_RX);
266
267 omap_mpu_wdt_mode(0);
268
269 platform_add_devices(palmtt_devices, ARRAY_SIZE(palmtt_devices));
270
271 palmtt_boardinfo[0].irq = gpio_to_irq(6);
272 spi_register_board_info(palmtt_boardinfo,ARRAY_SIZE(palmtt_boardinfo));
273 omap_serial_init();
274 omap1_usb_init(&palmtt_usb_config);
275 omap_register_i2c_bus(1, 100, NULL, 0);
276
277 omapfb_set_lcd_config(&palmtt_lcd_config);
278}
279
280MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T")
281 .atag_offset = 0x100,
282 .map_io = omap15xx_map_io,
283 .init_early = omap1_init_early,
284 .init_irq = omap1_init_irq,
285 .init_machine = omap_palmtt_init,
286 .init_late = omap1_init_late,
287 .init_time = omap1_timer_init,
288 .restart = omap1_restart,
289MACHINE_END
1/*
2 * linux/arch/arm/mach-omap1/board-palmtt.c
3 *
4 * Modified from board-palmtt2.c
5 *
6 * Modified and amended for Palm Tungsten|T
7 * by Marek Vasut <marek.vasut@gmail.com>
8 *
9 * This program is free software; you can redistribute it and/or modify
10 * it under the terms of the GNU General Public License version 2 as
11 * published by the Free Software Foundation.
12 */
13
14#include <linux/delay.h>
15#include <linux/gpio.h>
16#include <linux/kernel.h>
17#include <linux/init.h>
18#include <linux/platform_device.h>
19#include <linux/notifier.h>
20#include <linux/clk.h>
21#include <linux/input.h>
22#include <linux/interrupt.h>
23#include <linux/mtd/mtd.h>
24#include <linux/mtd/partitions.h>
25#include <linux/mtd/physmap.h>
26#include <linux/leds.h>
27#include <linux/omapfb.h>
28#include <linux/spi/spi.h>
29#include <linux/spi/ads7846.h>
30#include <linux/platform_data/omap1_bl.h>
31#include <linux/platform_data/leds-omap.h>
32
33#include <asm/mach-types.h>
34#include <asm/mach/arch.h>
35#include <asm/mach/map.h>
36
37#include "flash.h"
38#include <mach/mux.h>
39#include <linux/omap-dma.h>
40#include <mach/tc.h>
41#include <linux/platform_data/keypad-omap.h>
42
43#include <mach/hardware.h>
44#include <mach/usb.h>
45
46#include "common.h"
47
48#define PALMTT_USBDETECT_GPIO 0
49#define PALMTT_CABLE_GPIO 1
50#define PALMTT_LED_GPIO 3
51#define PALMTT_PENIRQ_GPIO 6
52#define PALMTT_MMC_WP_GPIO 8
53#define PALMTT_HDQ_GPIO 11
54
55static const unsigned int palmtt_keymap[] = {
56 KEY(0, 0, KEY_ESC),
57 KEY(1, 0, KEY_SPACE),
58 KEY(2, 0, KEY_LEFTCTRL),
59 KEY(3, 0, KEY_TAB),
60 KEY(4, 0, KEY_ENTER),
61 KEY(0, 1, KEY_LEFT),
62 KEY(1, 1, KEY_DOWN),
63 KEY(2, 1, KEY_UP),
64 KEY(3, 1, KEY_RIGHT),
65 KEY(0, 2, KEY_SLEEP),
66 KEY(4, 2, KEY_Y),
67};
68
69static struct mtd_partition palmtt_partitions[] = {
70 {
71 .name = "write8k",
72 .offset = 0,
73 .size = SZ_8K,
74 .mask_flags = 0,
75 },
76 {
77 .name = "PalmOS-BootLoader(ro)",
78 .offset = SZ_8K,
79 .size = 7 * SZ_8K,
80 .mask_flags = MTD_WRITEABLE,
81 },
82 {
83 .name = "u-boot",
84 .offset = MTDPART_OFS_APPEND,
85 .size = 8 * SZ_8K,
86 .mask_flags = 0,
87 },
88 {
89 .name = "PalmOS-FS(ro)",
90 .offset = MTDPART_OFS_APPEND,
91 .size = 7 * SZ_1M + 4 * SZ_64K - 16 * SZ_8K,
92 .mask_flags = MTD_WRITEABLE,
93 },
94 {
95 .name = "u-boot(rez)",
96 .offset = MTDPART_OFS_APPEND,
97 .size = SZ_128K,
98 .mask_flags = 0
99 },
100 {
101 .name = "empty",
102 .offset = MTDPART_OFS_APPEND,
103 .size = MTDPART_SIZ_FULL,
104 .mask_flags = 0
105 }
106};
107
108static struct physmap_flash_data palmtt_flash_data = {
109 .width = 2,
110 .set_vpp = omap1_set_vpp,
111 .parts = palmtt_partitions,
112 .nr_parts = ARRAY_SIZE(palmtt_partitions),
113};
114
115static struct resource palmtt_flash_resource = {
116 .start = OMAP_CS0_PHYS,
117 .end = OMAP_CS0_PHYS + SZ_8M - 1,
118 .flags = IORESOURCE_MEM,
119};
120
121static struct platform_device palmtt_flash_device = {
122 .name = "physmap-flash",
123 .id = 0,
124 .dev = {
125 .platform_data = &palmtt_flash_data,
126 },
127 .num_resources = 1,
128 .resource = &palmtt_flash_resource,
129};
130
131static struct resource palmtt_kp_resources[] = {
132 [0] = {
133 .start = INT_KEYBOARD,
134 .end = INT_KEYBOARD,
135 .flags = IORESOURCE_IRQ,
136 },
137};
138
139static const struct matrix_keymap_data palmtt_keymap_data = {
140 .keymap = palmtt_keymap,
141 .keymap_size = ARRAY_SIZE(palmtt_keymap),
142};
143
144static struct omap_kp_platform_data palmtt_kp_data = {
145 .rows = 6,
146 .cols = 3,
147 .keymap_data = &palmtt_keymap_data,
148};
149
150static struct platform_device palmtt_kp_device = {
151 .name = "omap-keypad",
152 .id = -1,
153 .dev = {
154 .platform_data = &palmtt_kp_data,
155 },
156 .num_resources = ARRAY_SIZE(palmtt_kp_resources),
157 .resource = palmtt_kp_resources,
158};
159
160static struct platform_device palmtt_lcd_device = {
161 .name = "lcd_palmtt",
162 .id = -1,
163};
164
165static struct platform_device palmtt_spi_device = {
166 .name = "spi_palmtt",
167 .id = -1,
168};
169
170static struct omap_backlight_config palmtt_backlight_config = {
171 .default_intensity = 0xa0,
172};
173
174static struct platform_device palmtt_backlight_device = {
175 .name = "omap-bl",
176 .id = -1,
177 .dev = {
178 .platform_data= &palmtt_backlight_config,
179 },
180};
181
182static struct omap_led_config palmtt_led_config[] = {
183 {
184 .cdev = {
185 .name = "palmtt:led0",
186 },
187 .gpio = PALMTT_LED_GPIO,
188 },
189};
190
191static struct omap_led_platform_data palmtt_led_data = {
192 .nr_leds = ARRAY_SIZE(palmtt_led_config),
193 .leds = palmtt_led_config,
194};
195
196static struct platform_device palmtt_led_device = {
197 .name = "omap-led",
198 .id = -1,
199 .dev = {
200 .platform_data = &palmtt_led_data,
201 },
202};
203
204static struct platform_device *palmtt_devices[] __initdata = {
205 &palmtt_flash_device,
206 &palmtt_kp_device,
207 &palmtt_lcd_device,
208 &palmtt_spi_device,
209 &palmtt_backlight_device,
210 &palmtt_led_device,
211};
212
213static int palmtt_get_pendown_state(void)
214{
215 return !gpio_get_value(6);
216}
217
218static const struct ads7846_platform_data palmtt_ts_info = {
219 .model = 7846,
220 .vref_delay_usecs = 100, /* internal, no capacitor */
221 .x_plate_ohms = 419,
222 .y_plate_ohms = 486,
223 .get_pendown_state = palmtt_get_pendown_state,
224};
225
226static struct spi_board_info __initdata palmtt_boardinfo[] = {
227 {
228 /* MicroWire (bus 2) CS0 has an ads7846e */
229 .modalias = "ads7846",
230 .platform_data = &palmtt_ts_info,
231 .max_speed_hz = 120000 /* max sample rate at 3V */
232 * 26 /* command + data + overhead */,
233 .bus_num = 2,
234 .chip_select = 0,
235 }
236};
237
238static struct omap_usb_config palmtt_usb_config __initdata = {
239 .register_dev = 1,
240 .hmc_mode = 0,
241 .pins[0] = 2,
242};
243
244static struct omap_lcd_config palmtt_lcd_config __initdata = {
245 .ctrl_name = "internal",
246};
247
248static void __init omap_mpu_wdt_mode(int mode) {
249 if (mode)
250 omap_writew(0x8000, OMAP_WDT_TIMER_MODE);
251 else {
252 omap_writew(0x00f5, OMAP_WDT_TIMER_MODE);
253 omap_writew(0x00a0, OMAP_WDT_TIMER_MODE);
254 }
255}
256
257static void __init omap_palmtt_init(void)
258{
259 /* mux pins for uarts */
260 omap_cfg_reg(UART1_TX);
261 omap_cfg_reg(UART1_RTS);
262 omap_cfg_reg(UART2_TX);
263 omap_cfg_reg(UART2_RTS);
264 omap_cfg_reg(UART3_TX);
265 omap_cfg_reg(UART3_RX);
266
267 omap_mpu_wdt_mode(0);
268
269 platform_add_devices(palmtt_devices, ARRAY_SIZE(palmtt_devices));
270
271 palmtt_boardinfo[0].irq = gpio_to_irq(6);
272 spi_register_board_info(palmtt_boardinfo,ARRAY_SIZE(palmtt_boardinfo));
273 omap_serial_init();
274 omap1_usb_init(&palmtt_usb_config);
275 omap_register_i2c_bus(1, 100, NULL, 0);
276
277 omapfb_set_lcd_config(&palmtt_lcd_config);
278}
279
280MACHINE_START(OMAP_PALMTT, "OMAP1510 based Palm Tungsten|T")
281 .atag_offset = 0x100,
282 .map_io = omap15xx_map_io,
283 .init_early = omap1_init_early,
284 .init_irq = omap1_init_irq,
285 .handle_irq = omap1_handle_irq,
286 .init_machine = omap_palmtt_init,
287 .init_late = omap1_init_late,
288 .init_time = omap1_timer_init,
289 .restart = omap1_restart,
290MACHINE_END