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v3.5.6
  1/*
  2 * linux/arch/mips/jz4740/board-qi_lb60.c
  3 *
  4 * QI_LB60 board support
  5 *
  6 * Copyright (c) 2009 Qi Hardware inc.,
  7 * Author: Xiangfu Liu <xiangfu@qi-hardware.com>
  8 * Copyright 2010, Lars-Peter Clausen <lars@metafoo.de>
  9 *
 10 * This program is free software; you can redistribute it and/or modify
 11 * it under the terms of the GNU General Public License version 2 or later
 12 * as published by the Free Software Foundation.
 13 */
 14
 15#include <linux/kernel.h>
 16#include <linux/init.h>
 17#include <linux/gpio.h>
 
 18
 19#include <linux/input.h>
 20#include <linux/gpio_keys.h>
 21#include <linux/input/matrix_keypad.h>
 22#include <linux/spi/spi.h>
 23#include <linux/spi/spi_gpio.h>
 
 
 24#include <linux/power_supply.h>
 25#include <linux/power/jz4740-battery.h>
 26#include <linux/power/gpio-charger.h>
 
 27
 
 28#include <asm/mach-jz4740/jz4740_fb.h>
 29#include <asm/mach-jz4740/jz4740_mmc.h>
 30#include <asm/mach-jz4740/jz4740_nand.h>
 31
 32#include <linux/regulator/fixed.h>
 33#include <linux/regulator/machine.h>
 34
 35#include <linux/leds_pwm.h>
 36
 37#include <asm/mach-jz4740/platform.h>
 38
 39#include "clock.h"
 40
 41static bool is_avt2;
 42
 43/* GPIOs */
 44#define QI_LB60_GPIO_SD_CD		JZ_GPIO_PORTD(0)
 45#define QI_LB60_GPIO_SD_VCC_EN_N	JZ_GPIO_PORTD(2)
 46
 47#define QI_LB60_GPIO_KEYOUT(x)		(JZ_GPIO_PORTC(10) + (x))
 48#define QI_LB60_GPIO_KEYIN(x)		(JZ_GPIO_PORTD(18) + (x))
 49#define QI_LB60_GPIO_KEYIN8		JZ_GPIO_PORTD(26)
 50
 51/* NAND */
 52static struct nand_ecclayout qi_lb60_ecclayout_1gb = {
 53	.eccbytes = 36,
 54	.eccpos = {
 55		6,  7,  8,  9,  10, 11, 12, 13,
 56		14, 15, 16, 17, 18, 19, 20, 21,
 57		22, 23, 24, 25, 26, 27, 28, 29,
 58		30, 31, 32, 33, 34, 35, 36, 37,
 59		38, 39, 40, 41
 60	},
 61	.oobfree = {
 62		{ .offset = 2, .length = 4 },
 63		{ .offset = 42, .length = 22 }
 64	},
 65};
 66
 67/* Early prototypes of the QI LB60 had only 1GB of NAND.
 68 * In order to support these devices as well the partition and ecc layout is
 69 * initialized depending on the NAND size */
 70static struct mtd_partition qi_lb60_partitions_1gb[] = {
 71	{
 72		.name = "NAND BOOT partition",
 73		.offset = 0 * 0x100000,
 74		.size = 4 * 0x100000,
 75	},
 76	{
 77		.name = "NAND KERNEL partition",
 78		.offset = 4 * 0x100000,
 79		.size = 4 * 0x100000,
 80	},
 81	{
 82		.name = "NAND ROOTFS partition",
 83		.offset = 8 * 0x100000,
 84		.size = (504 + 512) * 0x100000,
 85	},
 86};
 87
 88static struct nand_ecclayout qi_lb60_ecclayout_2gb = {
 89	.eccbytes = 72,
 90	.eccpos = {
 91		12, 13, 14, 15, 16, 17, 18, 19,
 92		20, 21, 22, 23, 24, 25, 26, 27,
 93		28, 29, 30, 31, 32, 33, 34, 35,
 94		36, 37, 38, 39, 40, 41, 42, 43,
 95		44, 45, 46, 47, 48, 49, 50, 51,
 96		52, 53, 54, 55, 56, 57, 58, 59,
 97		60, 61, 62, 63, 64, 65, 66, 67,
 98		68, 69, 70, 71, 72, 73, 74, 75,
 99		76, 77, 78, 79, 80, 81, 82, 83
100	},
101	.oobfree = {
102		{ .offset = 2, .length = 10 },
103		{ .offset = 84, .length = 44 },
104	},
105};
106
107static struct mtd_partition qi_lb60_partitions_2gb[] = {
108	{
109		.name = "NAND BOOT partition",
110		.offset = 0 * 0x100000,
111		.size = 4 * 0x100000,
112	},
113	{
114		.name = "NAND KERNEL partition",
115		.offset = 4 * 0x100000,
116		.size = 4 * 0x100000,
117	},
118	{
119		.name = "NAND ROOTFS partition",
120		.offset = 8 * 0x100000,
121		.size = (504 + 512 + 1024) * 0x100000,
122	},
123};
124
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
125static void qi_lb60_nand_ident(struct platform_device *pdev,
126		struct nand_chip *chip, struct mtd_partition **partitions,
127		int *num_partitions)
128{
 
 
129	if (chip->page_shift == 12) {
130		chip->ecc.layout = &qi_lb60_ecclayout_2gb;
131		*partitions = qi_lb60_partitions_2gb;
132		*num_partitions = ARRAY_SIZE(qi_lb60_partitions_2gb);
133	} else {
134		chip->ecc.layout = &qi_lb60_ecclayout_1gb;
135		*partitions = qi_lb60_partitions_1gb;
136		*num_partitions = ARRAY_SIZE(qi_lb60_partitions_1gb);
137	}
 
 
138}
139
140static struct jz_nand_platform_data qi_lb60_nand_pdata = {
141	.ident_callback = qi_lb60_nand_ident,
142	.busy_gpio = 94,
143};
144
 
 
 
 
 
 
 
 
 
145/* Keyboard*/
146
147#define KEY_QI_QI	KEY_F13
148#define KEY_QI_UPRED	KEY_RIGHTALT
149#define KEY_QI_VOLUP	KEY_VOLUMEUP
150#define KEY_QI_VOLDOWN	KEY_VOLUMEDOWN
151#define KEY_QI_FN	KEY_LEFTCTRL
152
153static const uint32_t qi_lb60_keymap[] = {
154	KEY(0, 0, KEY_F1),	/* S2 */
155	KEY(0, 1, KEY_F2),	/* S3 */
156	KEY(0, 2, KEY_F3),	/* S4 */
157	KEY(0, 3, KEY_F4),	/* S5 */
158	KEY(0, 4, KEY_F5),	/* S6 */
159	KEY(0, 5, KEY_F6),	/* S7 */
160	KEY(0, 6, KEY_F7),	/* S8 */
161
162	KEY(1, 0, KEY_Q),	/* S10 */
163	KEY(1, 1, KEY_W),	/* S11 */
164	KEY(1, 2, KEY_E),	/* S12 */
165	KEY(1, 3, KEY_R),	/* S13 */
166	KEY(1, 4, KEY_T),	/* S14 */
167	KEY(1, 5, KEY_Y),	/* S15 */
168	KEY(1, 6, KEY_U),	/* S16 */
169	KEY(1, 7, KEY_I),	/* S17 */
170	KEY(2, 0, KEY_A),	/* S18 */
171	KEY(2, 1, KEY_S),	/* S19 */
172	KEY(2, 2, KEY_D),	/* S20 */
173	KEY(2, 3, KEY_F),	/* S21 */
174	KEY(2, 4, KEY_G),	/* S22 */
175	KEY(2, 5, KEY_H),	/* S23 */
176	KEY(2, 6, KEY_J),	/* S24 */
177	KEY(2, 7, KEY_K),	/* S25 */
178	KEY(3, 0, KEY_ESC),	/* S26 */
179	KEY(3, 1, KEY_Z),	/* S27 */
180	KEY(3, 2, KEY_X),	/* S28 */
181	KEY(3, 3, KEY_C),	/* S29 */
182	KEY(3, 4, KEY_V),	/* S30 */
183	KEY(3, 5, KEY_B),	/* S31 */
184	KEY(3, 6, KEY_N),	/* S32 */
185	KEY(3, 7, KEY_M),	/* S33 */
186	KEY(4, 0, KEY_TAB),	/* S34 */
187	KEY(4, 1, KEY_CAPSLOCK),	/* S35 */
188	KEY(4, 2, KEY_BACKSLASH),	/* S36 */
189	KEY(4, 3, KEY_APOSTROPHE),	/* S37 */
190	KEY(4, 4, KEY_COMMA),	/* S38 */
191	KEY(4, 5, KEY_DOT),	/* S39 */
192	KEY(4, 6, KEY_SLASH),	/* S40 */
193	KEY(4, 7, KEY_UP),	/* S41 */
194	KEY(5, 0, KEY_O),	/* S42 */
195	KEY(5, 1, KEY_L),	/* S43 */
196	KEY(5, 2, KEY_EQUAL),	/* S44 */
197	KEY(5, 3, KEY_QI_UPRED),	/* S45 */
198	KEY(5, 4, KEY_SPACE),	/* S46 */
199	KEY(5, 5, KEY_QI_QI),	/* S47 */
200	KEY(5, 6, KEY_RIGHTCTRL),	/* S48 */
201	KEY(5, 7, KEY_LEFT),	/* S49 */
202	KEY(6, 0, KEY_F8),	/* S50 */
203	KEY(6, 1, KEY_P),	/* S51 */
204	KEY(6, 2, KEY_BACKSPACE),/* S52 */
205	KEY(6, 3, KEY_ENTER),	/* S53 */
206	KEY(6, 4, KEY_QI_VOLUP),	/* S54 */
207	KEY(6, 5, KEY_QI_VOLDOWN),	/* S55 */
208	KEY(6, 6, KEY_DOWN),	/* S56 */
209	KEY(6, 7, KEY_RIGHT),	/* S57 */
210
211	KEY(7, 0, KEY_LEFTSHIFT),	/* S58 */
212	KEY(7, 1, KEY_LEFTALT),	/* S59 */
213	KEY(7, 2, KEY_QI_FN),	/* S60 */
214};
215
216static const struct matrix_keymap_data qi_lb60_keymap_data = {
217	.keymap		= qi_lb60_keymap,
218	.keymap_size	= ARRAY_SIZE(qi_lb60_keymap),
219};
220
221static const unsigned int qi_lb60_keypad_cols[] = {
222	QI_LB60_GPIO_KEYOUT(0),
223	QI_LB60_GPIO_KEYOUT(1),
224	QI_LB60_GPIO_KEYOUT(2),
225	QI_LB60_GPIO_KEYOUT(3),
226	QI_LB60_GPIO_KEYOUT(4),
227	QI_LB60_GPIO_KEYOUT(5),
228	QI_LB60_GPIO_KEYOUT(6),
229	QI_LB60_GPIO_KEYOUT(7),
230};
231
232static const unsigned int qi_lb60_keypad_rows[] = {
233	QI_LB60_GPIO_KEYIN(0),
234	QI_LB60_GPIO_KEYIN(1),
235	QI_LB60_GPIO_KEYIN(2),
236	QI_LB60_GPIO_KEYIN(3),
237	QI_LB60_GPIO_KEYIN(4),
238	QI_LB60_GPIO_KEYIN(5),
239	QI_LB60_GPIO_KEYIN(6),
240	QI_LB60_GPIO_KEYIN8,
241};
242
243static struct matrix_keypad_platform_data qi_lb60_pdata = {
244	.keymap_data = &qi_lb60_keymap_data,
245	.col_gpios	= qi_lb60_keypad_cols,
246	.row_gpios	= qi_lb60_keypad_rows,
247	.num_col_gpios	= ARRAY_SIZE(qi_lb60_keypad_cols),
248	.num_row_gpios	= ARRAY_SIZE(qi_lb60_keypad_rows),
249	.col_scan_delay_us	= 10,
250	.debounce_ms		= 10,
251	.wakeup			= 1,
252	.active_low		= 1,
253};
254
255static struct platform_device qi_lb60_keypad = {
256	.name		= "matrix-keypad",
257	.id		= -1,
258	.dev		= {
259		.platform_data = &qi_lb60_pdata,
260	},
261};
262
263/* Display */
264static struct fb_videomode qi_lb60_video_modes[] = {
265	{
266		.name = "320x240",
267		.xres = 320,
268		.yres = 240,
269		.refresh = 30,
270		.left_margin = 140,
271		.right_margin = 273,
272		.upper_margin = 20,
273		.lower_margin = 2,
274		.hsync_len = 1,
275		.vsync_len = 1,
276		.sync = 0,
277		.vmode = FB_VMODE_NONINTERLACED,
278	},
279};
280
281static struct jz4740_fb_platform_data qi_lb60_fb_pdata = {
282	.width		= 60,
283	.height		= 45,
284	.num_modes	= ARRAY_SIZE(qi_lb60_video_modes),
285	.modes		= qi_lb60_video_modes,
286	.bpp		= 24,
287	.lcd_type	= JZ_LCD_TYPE_8BIT_SERIAL,
288	.pixclk_falling_edge = 1,
289};
290
291struct spi_gpio_platform_data spigpio_platform_data = {
292	.sck = JZ_GPIO_PORTC(23),
293	.mosi = JZ_GPIO_PORTC(22),
294	.miso = -1,
295	.num_chipselect = 1,
296};
297
298static struct platform_device spigpio_device = {
299	.name = "spi_gpio",
300	.id   = 1,
301	.dev = {
302		.platform_data = &spigpio_platform_data,
 
 
 
 
 
 
 
 
 
 
 
 
 
303	},
304};
305
306static struct spi_board_info qi_lb60_spi_board_info[] = {
307	{
308		.modalias = "ili8960",
309		.controller_data = (void *)JZ_GPIO_PORTC(21),
310		.chip_select = 0,
311		.bus_num = 1,
312		.max_speed_hz = 30 * 1000,
313		.mode = SPI_3WIRE,
314	},
315};
316
317/* Battery */
318static struct jz_battery_platform_data qi_lb60_battery_pdata = {
319	.gpio_charge =  JZ_GPIO_PORTC(27),
320	.gpio_charge_active_low = 1,
321	.info = {
322		.name = "battery",
323		.technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
324		.voltage_max_design = 4200000,
325		.voltage_min_design = 3600000,
326	},
327};
328
329/* GPIO Key: power */
330static struct gpio_keys_button qi_lb60_gpio_keys_buttons[] = {
331	[0] = {
332		.code		= KEY_POWER,
333		.gpio		= JZ_GPIO_PORTD(29),
334		.active_low	= 1,
335		.desc		= "Power",
336		.wakeup		= 1,
337	},
338};
339
340static struct gpio_keys_platform_data qi_lb60_gpio_keys_data = {
341	.nbuttons = ARRAY_SIZE(qi_lb60_gpio_keys_buttons),
342	.buttons = qi_lb60_gpio_keys_buttons,
343};
344
345static struct platform_device qi_lb60_gpio_keys = {
346	.name =	"gpio-keys",
347	.id =	-1,
348	.dev = {
349		.platform_data = &qi_lb60_gpio_keys_data,
350	}
351};
352
353static struct jz4740_mmc_platform_data qi_lb60_mmc_pdata = {
354	.gpio_card_detect	= QI_LB60_GPIO_SD_CD,
355	.gpio_read_only		= -1,
356	.gpio_power		= QI_LB60_GPIO_SD_VCC_EN_N,
357	.power_active_low	= 1,
358};
359
360/* OHCI */
361static struct regulator_consumer_supply avt2_usb_regulator_consumer =
362	REGULATOR_SUPPLY("vbus", "jz4740-ohci");
363
364static struct regulator_init_data avt2_usb_regulator_init_data = {
365	.num_consumer_supplies = 1,
366	.consumer_supplies = &avt2_usb_regulator_consumer,
367	.constraints = {
368		.name = "USB power",
369		.min_uV = 5000000,
370		.max_uV = 5000000,
371		.valid_modes_mask = REGULATOR_MODE_NORMAL,
372		.valid_ops_mask = REGULATOR_CHANGE_STATUS,
373	},
374};
375
376static struct fixed_voltage_config avt2_usb_regulator_data = {
377	.supply_name = "USB power",
378	.microvolts = 5000000,
379	.gpio = JZ_GPIO_PORTB(17),
380	.init_data = &avt2_usb_regulator_init_data,
381};
382
383static struct platform_device avt2_usb_regulator_device = {
384	.name = "reg-fixed-voltage",
385	.id = -1,
386	.dev = {
387		.platform_data = &avt2_usb_regulator_data,
388	}
389};
390
391/* beeper */
392static struct platform_device qi_lb60_pwm_beeper = {
393	.name = "pwm-beeper",
394	.id = -1,
395	.dev = {
396		.platform_data = (void *)4,
397	},
398};
399
400/* charger */
401static char *qi_lb60_batteries[] = {
402	"battery",
403};
404
405static struct gpio_charger_platform_data qi_lb60_charger_pdata = {
406	.name = "usb",
407	.type = POWER_SUPPLY_TYPE_USB,
408	.gpio = JZ_GPIO_PORTD(28),
409	.gpio_active_low = 1,
410	.supplied_to = qi_lb60_batteries,
411	.num_supplicants = ARRAY_SIZE(qi_lb60_batteries),
412};
413
414static struct platform_device qi_lb60_charger_device = {
415	.name = "gpio-charger",
416	.dev = {
417		.platform_data = &qi_lb60_charger_pdata,
418	},
419};
420
421/* audio */
422static struct platform_device qi_lb60_audio_device = {
423	.name = "qi-lb60-audio",
424	.id = -1,
425};
426
 
 
 
 
 
 
 
 
 
427static struct platform_device *jz_platform_devices[] __initdata = {
428	&jz4740_udc_device,
 
429	&jz4740_mmc_device,
430	&jz4740_nand_device,
431	&qi_lb60_keypad,
432	&spigpio_device,
433	&jz4740_framebuffer_device,
434	&jz4740_pcm_device,
435	&jz4740_i2s_device,
436	&jz4740_codec_device,
437	&jz4740_rtc_device,
438	&jz4740_adc_device,
 
 
439	&qi_lb60_gpio_keys,
440	&qi_lb60_pwm_beeper,
441	&qi_lb60_charger_device,
442	&qi_lb60_audio_device,
443};
444
445static void __init board_gpio_setup(void)
446{
447	/* We only need to enable/disable pullup here for pins used in generic
448	 * drivers. Everything else is done by the drivers themselves. */
449	jz_gpio_disable_pullup(QI_LB60_GPIO_SD_VCC_EN_N);
450	jz_gpio_disable_pullup(QI_LB60_GPIO_SD_CD);
451}
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
452
453static int __init qi_lb60_init_platform_devices(void)
454{
455	jz4740_framebuffer_device.dev.platform_data = &qi_lb60_fb_pdata;
456	jz4740_nand_device.dev.platform_data = &qi_lb60_nand_pdata;
457	jz4740_adc_device.dev.platform_data = &qi_lb60_battery_pdata;
458	jz4740_mmc_device.dev.platform_data = &qi_lb60_mmc_pdata;
459
460	jz4740_serial_device_register();
 
 
461
462	spi_register_board_info(qi_lb60_spi_board_info,
463				ARRAY_SIZE(qi_lb60_spi_board_info));
464
465	if (is_avt2) {
466		platform_device_register(&avt2_usb_regulator_device);
467		platform_device_register(&jz4740_usb_ohci_device);
468	}
469
470	return platform_add_devices(jz_platform_devices,
471					ARRAY_SIZE(jz_platform_devices));
472
473}
474
475struct jz4740_clock_board_data jz4740_clock_bdata = {
476	.ext_rate = 12000000,
477	.rtc_rate = 32768,
478};
479
480static __init int board_avt2(char *str)
481{
482	qi_lb60_mmc_pdata.card_detect_active_low = 1;
483	is_avt2 = true;
484
485	return 1;
486}
487__setup("avt2", board_avt2);
488
489static int __init qi_lb60_board_setup(void)
490{
491	printk(KERN_INFO "Qi Hardware JZ4740 QI %s setup\n",
492		is_avt2 ? "AVT2" : "LB60");
493
494	board_gpio_setup();
495
496	if (qi_lb60_init_platform_devices())
497		panic("Failed to initialize platform devices");
498
499	return 0;
500}
501arch_initcall(qi_lb60_board_setup);
v4.17
  1/*
  2 * linux/arch/mips/jz4740/board-qi_lb60.c
  3 *
  4 * QI_LB60 board support
  5 *
  6 * Copyright (c) 2009 Qi Hardware inc.,
  7 * Author: Xiangfu Liu <xiangfu@qi-hardware.com>
  8 * Copyright 2010, Lars-Peter Clausen <lars@metafoo.de>
  9 *
 10 * This program is free software; you can redistribute it and/or modify
 11 * it under the terms of the GNU General Public License version 2 or later
 12 * as published by the Free Software Foundation.
 13 */
 14
 15#include <linux/kernel.h>
 16#include <linux/init.h>
 17#include <linux/gpio.h>
 18#include <linux/gpio/machine.h>
 19
 20#include <linux/input.h>
 21#include <linux/gpio_keys.h>
 22#include <linux/input/matrix_keypad.h>
 23#include <linux/spi/spi.h>
 24#include <linux/spi/spi_gpio.h>
 25#include <linux/pinctrl/machine.h>
 26#include <linux/pinctrl/pinconf-generic.h>
 27#include <linux/power_supply.h>
 28#include <linux/power/jz4740-battery.h>
 29#include <linux/power/gpio-charger.h>
 30#include <linux/pwm.h>
 31
 32#include <asm/mach-jz4740/gpio.h>
 33#include <asm/mach-jz4740/jz4740_fb.h>
 34#include <asm/mach-jz4740/jz4740_mmc.h>
 35#include <asm/mach-jz4740/jz4740_nand.h>
 36
 37#include <linux/regulator/fixed.h>
 38#include <linux/regulator/machine.h>
 39
 
 
 40#include <asm/mach-jz4740/platform.h>
 41
 42#include "clock.h"
 43
 
 
 44/* GPIOs */
 45#define QI_LB60_GPIO_SD_CD		JZ_GPIO_PORTD(0)
 46#define QI_LB60_GPIO_SD_VCC_EN_N	JZ_GPIO_PORTD(2)
 47
 48#define QI_LB60_GPIO_KEYOUT(x)		(JZ_GPIO_PORTC(10) + (x))
 49#define QI_LB60_GPIO_KEYIN(x)		(JZ_GPIO_PORTD(18) + (x))
 50#define QI_LB60_GPIO_KEYIN8		JZ_GPIO_PORTD(26)
 51
 52/* NAND */
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 53
 54/* Early prototypes of the QI LB60 had only 1GB of NAND.
 55 * In order to support these devices as well the partition and ecc layout is
 56 * initialized depending on the NAND size */
 57static struct mtd_partition qi_lb60_partitions_1gb[] = {
 58	{
 59		.name = "NAND BOOT partition",
 60		.offset = 0 * 0x100000,
 61		.size = 4 * 0x100000,
 62	},
 63	{
 64		.name = "NAND KERNEL partition",
 65		.offset = 4 * 0x100000,
 66		.size = 4 * 0x100000,
 67	},
 68	{
 69		.name = "NAND ROOTFS partition",
 70		.offset = 8 * 0x100000,
 71		.size = (504 + 512) * 0x100000,
 72	},
 73};
 74
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 75static struct mtd_partition qi_lb60_partitions_2gb[] = {
 76	{
 77		.name = "NAND BOOT partition",
 78		.offset = 0 * 0x100000,
 79		.size = 4 * 0x100000,
 80	},
 81	{
 82		.name = "NAND KERNEL partition",
 83		.offset = 4 * 0x100000,
 84		.size = 4 * 0x100000,
 85	},
 86	{
 87		.name = "NAND ROOTFS partition",
 88		.offset = 8 * 0x100000,
 89		.size = (504 + 512 + 1024) * 0x100000,
 90	},
 91};
 92
 93static int qi_lb60_ooblayout_ecc(struct mtd_info *mtd, int section,
 94				 struct mtd_oob_region *oobregion)
 95{
 96	if (section)
 97		return -ERANGE;
 98
 99	oobregion->length = 36;
100	oobregion->offset = 6;
101
102	if (mtd->oobsize == 128) {
103		oobregion->length *= 2;
104		oobregion->offset *= 2;
105	}
106
107	return 0;
108}
109
110static int qi_lb60_ooblayout_free(struct mtd_info *mtd, int section,
111				  struct mtd_oob_region *oobregion)
112{
113	int eccbytes = 36, eccoff = 6;
114
115	if (section > 1)
116		return -ERANGE;
117
118	if (mtd->oobsize == 128) {
119		eccbytes *= 2;
120		eccoff *= 2;
121	}
122
123	if (!section) {
124		oobregion->offset = 2;
125		oobregion->length = eccoff - 2;
126	} else {
127		oobregion->offset = eccoff + eccbytes;
128		oobregion->length = mtd->oobsize - oobregion->offset;
129	}
130
131	return 0;
132}
133
134static const struct mtd_ooblayout_ops qi_lb60_ooblayout_ops = {
135	.ecc = qi_lb60_ooblayout_ecc,
136	.free = qi_lb60_ooblayout_free,
137};
138
139static void qi_lb60_nand_ident(struct platform_device *pdev,
140		struct mtd_info *mtd, struct mtd_partition **partitions,
141		int *num_partitions)
142{
143	struct nand_chip *chip = mtd_to_nand(mtd);
144
145	if (chip->page_shift == 12) {
 
146		*partitions = qi_lb60_partitions_2gb;
147		*num_partitions = ARRAY_SIZE(qi_lb60_partitions_2gb);
148	} else {
 
149		*partitions = qi_lb60_partitions_1gb;
150		*num_partitions = ARRAY_SIZE(qi_lb60_partitions_1gb);
151	}
152
153	mtd_set_ooblayout(mtd, &qi_lb60_ooblayout_ops);
154}
155
156static struct jz_nand_platform_data qi_lb60_nand_pdata = {
157	.ident_callback = qi_lb60_nand_ident,
158	.banks = { 1 },
159};
160
161static struct gpiod_lookup_table qi_lb60_nand_gpio_table = {
162	.dev_id = "jz4740-nand.0",
163	.table = {
164		GPIO_LOOKUP("GPIOC", 30, "busy", 0),
165		{ },
166	},
167};
168
169
170/* Keyboard*/
171
172#define KEY_QI_QI	KEY_F13
173#define KEY_QI_UPRED	KEY_RIGHTALT
174#define KEY_QI_VOLUP	KEY_VOLUMEUP
175#define KEY_QI_VOLDOWN	KEY_VOLUMEDOWN
176#define KEY_QI_FN	KEY_LEFTCTRL
177
178static const uint32_t qi_lb60_keymap[] = {
179	KEY(0, 0, KEY_F1),	/* S2 */
180	KEY(0, 1, KEY_F2),	/* S3 */
181	KEY(0, 2, KEY_F3),	/* S4 */
182	KEY(0, 3, KEY_F4),	/* S5 */
183	KEY(0, 4, KEY_F5),	/* S6 */
184	KEY(0, 5, KEY_F6),	/* S7 */
185	KEY(0, 6, KEY_F7),	/* S8 */
186
187	KEY(1, 0, KEY_Q),	/* S10 */
188	KEY(1, 1, KEY_W),	/* S11 */
189	KEY(1, 2, KEY_E),	/* S12 */
190	KEY(1, 3, KEY_R),	/* S13 */
191	KEY(1, 4, KEY_T),	/* S14 */
192	KEY(1, 5, KEY_Y),	/* S15 */
193	KEY(1, 6, KEY_U),	/* S16 */
194	KEY(1, 7, KEY_I),	/* S17 */
195	KEY(2, 0, KEY_A),	/* S18 */
196	KEY(2, 1, KEY_S),	/* S19 */
197	KEY(2, 2, KEY_D),	/* S20 */
198	KEY(2, 3, KEY_F),	/* S21 */
199	KEY(2, 4, KEY_G),	/* S22 */
200	KEY(2, 5, KEY_H),	/* S23 */
201	KEY(2, 6, KEY_J),	/* S24 */
202	KEY(2, 7, KEY_K),	/* S25 */
203	KEY(3, 0, KEY_ESC),	/* S26 */
204	KEY(3, 1, KEY_Z),	/* S27 */
205	KEY(3, 2, KEY_X),	/* S28 */
206	KEY(3, 3, KEY_C),	/* S29 */
207	KEY(3, 4, KEY_V),	/* S30 */
208	KEY(3, 5, KEY_B),	/* S31 */
209	KEY(3, 6, KEY_N),	/* S32 */
210	KEY(3, 7, KEY_M),	/* S33 */
211	KEY(4, 0, KEY_TAB),	/* S34 */
212	KEY(4, 1, KEY_CAPSLOCK),	/* S35 */
213	KEY(4, 2, KEY_BACKSLASH),	/* S36 */
214	KEY(4, 3, KEY_APOSTROPHE),	/* S37 */
215	KEY(4, 4, KEY_COMMA),	/* S38 */
216	KEY(4, 5, KEY_DOT),	/* S39 */
217	KEY(4, 6, KEY_SLASH),	/* S40 */
218	KEY(4, 7, KEY_UP),	/* S41 */
219	KEY(5, 0, KEY_O),	/* S42 */
220	KEY(5, 1, KEY_L),	/* S43 */
221	KEY(5, 2, KEY_EQUAL),	/* S44 */
222	KEY(5, 3, KEY_QI_UPRED),	/* S45 */
223	KEY(5, 4, KEY_SPACE),	/* S46 */
224	KEY(5, 5, KEY_QI_QI),	/* S47 */
225	KEY(5, 6, KEY_RIGHTCTRL),	/* S48 */
226	KEY(5, 7, KEY_LEFT),	/* S49 */
227	KEY(6, 0, KEY_F8),	/* S50 */
228	KEY(6, 1, KEY_P),	/* S51 */
229	KEY(6, 2, KEY_BACKSPACE),/* S52 */
230	KEY(6, 3, KEY_ENTER),	/* S53 */
231	KEY(6, 4, KEY_QI_VOLUP),	/* S54 */
232	KEY(6, 5, KEY_QI_VOLDOWN),	/* S55 */
233	KEY(6, 6, KEY_DOWN),	/* S56 */
234	KEY(6, 7, KEY_RIGHT),	/* S57 */
235
236	KEY(7, 0, KEY_LEFTSHIFT),	/* S58 */
237	KEY(7, 1, KEY_LEFTALT), /* S59 */
238	KEY(7, 2, KEY_QI_FN),	/* S60 */
239};
240
241static const struct matrix_keymap_data qi_lb60_keymap_data = {
242	.keymap		= qi_lb60_keymap,
243	.keymap_size	= ARRAY_SIZE(qi_lb60_keymap),
244};
245
246static const unsigned int qi_lb60_keypad_cols[] = {
247	QI_LB60_GPIO_KEYOUT(0),
248	QI_LB60_GPIO_KEYOUT(1),
249	QI_LB60_GPIO_KEYOUT(2),
250	QI_LB60_GPIO_KEYOUT(3),
251	QI_LB60_GPIO_KEYOUT(4),
252	QI_LB60_GPIO_KEYOUT(5),
253	QI_LB60_GPIO_KEYOUT(6),
254	QI_LB60_GPIO_KEYOUT(7),
255};
256
257static const unsigned int qi_lb60_keypad_rows[] = {
258	QI_LB60_GPIO_KEYIN(0),
259	QI_LB60_GPIO_KEYIN(1),
260	QI_LB60_GPIO_KEYIN(2),
261	QI_LB60_GPIO_KEYIN(3),
262	QI_LB60_GPIO_KEYIN(4),
263	QI_LB60_GPIO_KEYIN(5),
264	QI_LB60_GPIO_KEYIN(6),
265	QI_LB60_GPIO_KEYIN8,
266};
267
268static struct matrix_keypad_platform_data qi_lb60_pdata = {
269	.keymap_data = &qi_lb60_keymap_data,
270	.col_gpios	= qi_lb60_keypad_cols,
271	.row_gpios	= qi_lb60_keypad_rows,
272	.num_col_gpios	= ARRAY_SIZE(qi_lb60_keypad_cols),
273	.num_row_gpios	= ARRAY_SIZE(qi_lb60_keypad_rows),
274	.col_scan_delay_us	= 10,
275	.debounce_ms		= 10,
276	.wakeup			= 1,
277	.active_low		= 1,
278};
279
280static struct platform_device qi_lb60_keypad = {
281	.name		= "matrix-keypad",
282	.id		= -1,
283	.dev		= {
284		.platform_data = &qi_lb60_pdata,
285	},
286};
287
288/* Display */
289static struct fb_videomode qi_lb60_video_modes[] = {
290	{
291		.name = "320x240",
292		.xres = 320,
293		.yres = 240,
294		.refresh = 30,
295		.left_margin = 140,
296		.right_margin = 273,
297		.upper_margin = 20,
298		.lower_margin = 2,
299		.hsync_len = 1,
300		.vsync_len = 1,
301		.sync = 0,
302		.vmode = FB_VMODE_NONINTERLACED,
303	},
304};
305
306static struct jz4740_fb_platform_data qi_lb60_fb_pdata = {
307	.width		= 60,
308	.height		= 45,
309	.num_modes	= ARRAY_SIZE(qi_lb60_video_modes),
310	.modes		= qi_lb60_video_modes,
311	.bpp		= 24,
312	.lcd_type	= JZ_LCD_TYPE_8BIT_SERIAL,
313	.pixclk_falling_edge = 1,
314};
315
316struct spi_gpio_platform_data qi_lb60_spigpio_platform_data = {
 
 
 
317	.num_chipselect = 1,
318};
319
320static struct platform_device qi_lb60_spigpio_device = {
321	.name = "spi_gpio",
322	.id   = 1,
323	.dev = {
324		.platform_data = &qi_lb60_spigpio_platform_data,
325	},
326};
327
328static struct gpiod_lookup_table qi_lb60_spigpio_gpio_table = {
329	.dev_id         = "spi_gpio",
330	.table          = {
331		GPIO_LOOKUP("GPIOC", 23,
332			    "sck", GPIO_ACTIVE_HIGH),
333		GPIO_LOOKUP("GPIOC", 22,
334			    "mosi", GPIO_ACTIVE_HIGH),
335		GPIO_LOOKUP("GPIOC", 21,
336			    "cs", GPIO_ACTIVE_HIGH),
337		{ },
338	},
339};
340
341static struct spi_board_info qi_lb60_spi_board_info[] = {
342	{
343		.modalias = "ili8960",
 
344		.chip_select = 0,
345		.bus_num = 1,
346		.max_speed_hz = 30 * 1000,
347		.mode = SPI_3WIRE,
348	},
349};
350
351/* Battery */
352static struct jz_battery_platform_data qi_lb60_battery_pdata = {
353	.gpio_charge =	JZ_GPIO_PORTC(27),
354	.gpio_charge_active_low = 1,
355	.info = {
356		.name = "battery",
357		.technology = POWER_SUPPLY_TECHNOLOGY_LIPO,
358		.voltage_max_design = 4200000,
359		.voltage_min_design = 3600000,
360	},
361};
362
363/* GPIO Key: power */
364static struct gpio_keys_button qi_lb60_gpio_keys_buttons[] = {
365	[0] = {
366		.code		= KEY_POWER,
367		.gpio		= JZ_GPIO_PORTD(29),
368		.active_low	= 1,
369		.desc		= "Power",
370		.wakeup		= 1,
371	},
372};
373
374static struct gpio_keys_platform_data qi_lb60_gpio_keys_data = {
375	.nbuttons = ARRAY_SIZE(qi_lb60_gpio_keys_buttons),
376	.buttons = qi_lb60_gpio_keys_buttons,
377};
378
379static struct platform_device qi_lb60_gpio_keys = {
380	.name = "gpio-keys",
381	.id =	-1,
382	.dev = {
383		.platform_data = &qi_lb60_gpio_keys_data,
384	}
385};
386
387static struct jz4740_mmc_platform_data qi_lb60_mmc_pdata = {
388	.gpio_card_detect	= QI_LB60_GPIO_SD_CD,
389	.gpio_read_only		= -1,
390	.gpio_power		= QI_LB60_GPIO_SD_VCC_EN_N,
391	.power_active_low	= 1,
392};
393
394/* beeper */
395static struct pwm_lookup qi_lb60_pwm_lookup[] = {
396	PWM_LOOKUP("jz4740-pwm", 4, "pwm-beeper", NULL, 0,
397		   PWM_POLARITY_NORMAL),
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
 
398};
399
 
400static struct platform_device qi_lb60_pwm_beeper = {
401	.name = "pwm-beeper",
402	.id = -1,
 
 
 
403};
404
405/* charger */
406static char *qi_lb60_batteries[] = {
407	"battery",
408};
409
410static struct gpio_charger_platform_data qi_lb60_charger_pdata = {
411	.name = "usb",
412	.type = POWER_SUPPLY_TYPE_USB,
413	.gpio = JZ_GPIO_PORTD(28),
414	.gpio_active_low = 1,
415	.supplied_to = qi_lb60_batteries,
416	.num_supplicants = ARRAY_SIZE(qi_lb60_batteries),
417};
418
419static struct platform_device qi_lb60_charger_device = {
420	.name = "gpio-charger",
421	.dev = {
422		.platform_data = &qi_lb60_charger_pdata,
423	},
424};
425
426/* audio */
427static struct platform_device qi_lb60_audio_device = {
428	.name = "qi-lb60-audio",
429	.id = -1,
430};
431
432static struct gpiod_lookup_table qi_lb60_audio_gpio_table = {
433	.dev_id = "qi-lb60-audio",
434	.table = {
435		GPIO_LOOKUP("GPIOB", 29, "snd", 0),
436		GPIO_LOOKUP("GPIOD", 4, "amp", 0),
437		{ },
438	},
439};
440
441static struct platform_device *jz_platform_devices[] __initdata = {
442	&jz4740_udc_device,
443	&jz4740_udc_xceiv_device,
444	&jz4740_mmc_device,
445	&jz4740_nand_device,
446	&qi_lb60_keypad,
447	&qi_lb60_spigpio_device,
448	&jz4740_framebuffer_device,
449	&jz4740_pcm_device,
450	&jz4740_i2s_device,
451	&jz4740_codec_device,
 
452	&jz4740_adc_device,
453	&jz4740_pwm_device,
454	&jz4740_dma_device,
455	&qi_lb60_gpio_keys,
456	&qi_lb60_pwm_beeper,
457	&qi_lb60_charger_device,
458	&qi_lb60_audio_device,
459};
460
461static unsigned long pin_cfg_bias_disable[] = {
462	    PIN_CONFIG_BIAS_DISABLE,
463};
464
465static struct pinctrl_map pin_map[] __initdata = {
466	/* NAND pin configuration */
467	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-nand",
468			"10010000.jz4740-pinctrl", "nand", "nand-cs1"),
469
470	/* fbdev pin configuration */
471	PIN_MAP_MUX_GROUP("jz4740-fb", PINCTRL_STATE_DEFAULT,
472			"10010000.jz4740-pinctrl", "lcd", "lcd-8bit"),
473	PIN_MAP_MUX_GROUP("jz4740-fb", PINCTRL_STATE_SLEEP,
474			"10010000.jz4740-pinctrl", "lcd", "lcd-no-pins"),
475
476	/* MMC pin configuration */
477	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-mmc.0",
478			"10010000.jz4740-pinctrl", "mmc", "mmc-1bit"),
479	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-mmc.0",
480			"10010000.jz4740-pinctrl", "mmc", "mmc-4bit"),
481	PIN_MAP_CONFIGS_PIN_DEFAULT("jz4740-mmc.0",
482			"10010000.jz4740-pinctrl", "PD0", pin_cfg_bias_disable),
483	PIN_MAP_CONFIGS_PIN_DEFAULT("jz4740-mmc.0",
484			"10010000.jz4740-pinctrl", "PD2", pin_cfg_bias_disable),
485
486	/* PWM pin configuration */
487	PIN_MAP_MUX_GROUP_DEFAULT("jz4740-pwm",
488			"10010000.jz4740-pinctrl", "pwm4", "pwm4"),
489};
490
491
492static int __init qi_lb60_init_platform_devices(void)
493{
494	jz4740_framebuffer_device.dev.platform_data = &qi_lb60_fb_pdata;
495	jz4740_nand_device.dev.platform_data = &qi_lb60_nand_pdata;
496	jz4740_adc_device.dev.platform_data = &qi_lb60_battery_pdata;
497	jz4740_mmc_device.dev.platform_data = &qi_lb60_mmc_pdata;
498
499	gpiod_add_lookup_table(&qi_lb60_audio_gpio_table);
500	gpiod_add_lookup_table(&qi_lb60_nand_gpio_table);
501	gpiod_add_lookup_table(&qi_lb60_spigpio_gpio_table);
502
503	spi_register_board_info(qi_lb60_spi_board_info,
504				ARRAY_SIZE(qi_lb60_spi_board_info));
505
506	pwm_add_table(qi_lb60_pwm_lookup, ARRAY_SIZE(qi_lb60_pwm_lookup));
507	pinctrl_register_mappings(pin_map, ARRAY_SIZE(pin_map));
 
 
508
509	return platform_add_devices(jz_platform_devices,
510					ARRAY_SIZE(jz_platform_devices));
511
512}
513
 
 
 
 
 
 
 
 
 
 
 
 
 
 
514static int __init qi_lb60_board_setup(void)
515{
516	printk(KERN_INFO "Qi Hardware JZ4740 QI LB60 setup\n");
 
 
 
517
518	if (qi_lb60_init_platform_devices())
519		panic("Failed to initialize platform devices");
520
521	return 0;
522}
523arch_initcall(qi_lb60_board_setup);