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  • only in /asuswrt-rt-n18u-9.0.0.4.380.2695/release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/mach-s5pv210/
1/* linux/arch/arm/mach-s5pv210/mach-aquila.c
2 *
3 * Copyright (c) 2010 Samsung Electronics Co., Ltd.
4 *		http://www.samsung.com/
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 version 2 as
8 * published by the Free Software Foundation.
9*/
10
11#include <linux/kernel.h>
12#include <linux/types.h>
13#include <linux/init.h>
14#include <linux/serial_core.h>
15#include <linux/fb.h>
16#include <linux/i2c.h>
17#include <linux/i2c-gpio.h>
18#include <linux/mfd/max8998.h>
19#include <linux/gpio_keys.h>
20#include <linux/input.h>
21#include <linux/gpio.h>
22
23#include <asm/mach/arch.h>
24#include <asm/mach/map.h>
25#include <asm/setup.h>
26#include <asm/mach-types.h>
27
28#include <mach/map.h>
29#include <mach/regs-clock.h>
30#include <mach/regs-fb.h>
31
32#include <plat/gpio-cfg.h>
33#include <plat/regs-serial.h>
34#include <plat/s5pv210.h>
35#include <plat/devs.h>
36#include <plat/cpu.h>
37#include <plat/fb.h>
38#include <plat/fimc-core.h>
39#include <plat/sdhci.h>
40
41/* Following are default values for UCON, ULCON and UFCON UART registers */
42#define AQUILA_UCON_DEFAULT	(S3C2410_UCON_TXILEVEL |	\
43				 S3C2410_UCON_RXILEVEL |	\
44				 S3C2410_UCON_TXIRQMODE |	\
45				 S3C2410_UCON_RXIRQMODE |	\
46				 S3C2410_UCON_RXFIFO_TOI |	\
47				 S3C2443_UCON_RXERR_IRQEN)
48
49#define AQUILA_ULCON_DEFAULT	S3C2410_LCON_CS8
50
51#define AQUILA_UFCON_DEFAULT	S3C2410_UFCON_FIFOMODE
52
53static struct s3c2410_uartcfg aquila_uartcfgs[] __initdata = {
54	[0] = {
55		.hwport		= 0,
56		.flags		= 0,
57		.ucon		= AQUILA_UCON_DEFAULT,
58		.ulcon		= AQUILA_ULCON_DEFAULT,
59		/*
60		 * Actually UART0 can support 256 bytes fifo, but aquila board
61		 * supports 128 bytes fifo because of initial chip bug
62		 */
63		.ufcon		= AQUILA_UFCON_DEFAULT |
64			S5PV210_UFCON_TXTRIG128 | S5PV210_UFCON_RXTRIG128,
65	},
66	[1] = {
67		.hwport		= 1,
68		.flags		= 0,
69		.ucon		= AQUILA_UCON_DEFAULT,
70		.ulcon		= AQUILA_ULCON_DEFAULT,
71		.ufcon		= AQUILA_UFCON_DEFAULT |
72			S5PV210_UFCON_TXTRIG64 | S5PV210_UFCON_RXTRIG64,
73	},
74	[2] = {
75		.hwport		= 2,
76		.flags		= 0,
77		.ucon		= AQUILA_UCON_DEFAULT,
78		.ulcon		= AQUILA_ULCON_DEFAULT,
79		.ufcon		= AQUILA_UFCON_DEFAULT |
80			S5PV210_UFCON_TXTRIG16 | S5PV210_UFCON_RXTRIG16,
81	},
82	[3] = {
83		.hwport		= 3,
84		.flags		= 0,
85		.ucon		= AQUILA_UCON_DEFAULT,
86		.ulcon		= AQUILA_ULCON_DEFAULT,
87		.ufcon		= AQUILA_UFCON_DEFAULT |
88			S5PV210_UFCON_TXTRIG16 | S5PV210_UFCON_RXTRIG16,
89	},
90};
91
92/* Frame Buffer */
93static struct s3c_fb_pd_win aquila_fb_win0 = {
94	.win_mode = {
95		.left_margin = 16,
96		.right_margin = 16,
97		.upper_margin = 3,
98		.lower_margin = 28,
99		.hsync_len = 2,
100		.vsync_len = 2,
101		.xres = 480,
102		.yres = 800,
103	},
104	.max_bpp = 32,
105	.default_bpp = 16,
106};
107
108static struct s3c_fb_pd_win aquila_fb_win1 = {
109	.win_mode = {
110		.left_margin = 16,
111		.right_margin = 16,
112		.upper_margin = 3,
113		.lower_margin = 28,
114		.hsync_len = 2,
115		.vsync_len = 2,
116		.xres = 480,
117		.yres = 800,
118	},
119	.max_bpp = 32,
120	.default_bpp = 16,
121};
122
123static struct s3c_fb_platdata aquila_lcd_pdata __initdata = {
124	.win[0]		= &aquila_fb_win0,
125	.win[1]		= &aquila_fb_win1,
126	.vidcon0	= VIDCON0_VIDOUT_RGB | VIDCON0_PNRMODE_RGB,
127	.vidcon1	= VIDCON1_INV_HSYNC | VIDCON1_INV_VSYNC |
128			  VIDCON1_INV_VCLK | VIDCON1_INV_VDEN,
129	.setup_gpio	= s5pv210_fb_gpio_setup_24bpp,
130};
131
132/* MAX8998 regulators */
133#if defined(CONFIG_REGULATOR_MAX8998) || defined(CONFIG_REGULATOR_MAX8998_MODULE)
134
135static struct regulator_init_data aquila_ldo2_data = {
136	.constraints	= {
137		.name		= "VALIVE_1.1V",
138		.min_uV		= 1100000,
139		.max_uV		= 1100000,
140		.apply_uV	= 1,
141		.always_on	= 1,
142		.state_mem	= {
143			.enabled = 1,
144		},
145	},
146};
147
148static struct regulator_init_data aquila_ldo3_data = {
149	.constraints	= {
150		.name		= "VUSB/MIPI_1.1V",
151		.min_uV		= 1100000,
152		.max_uV		= 1100000,
153		.apply_uV	= 1,
154		.always_on	= 1,
155	},
156};
157
158static struct regulator_init_data aquila_ldo4_data = {
159	.constraints	= {
160		.name		= "VDAC_3.3V",
161		.min_uV		= 3300000,
162		.max_uV		= 3300000,
163		.apply_uV	= 1,
164	},
165};
166
167static struct regulator_init_data aquila_ldo5_data = {
168	.constraints	= {
169		.name		= "VTF_2.8V",
170		.min_uV		= 2800000,
171		.max_uV		= 2800000,
172		.apply_uV	= 1,
173	},
174};
175
176static struct regulator_init_data aquila_ldo6_data = {
177	.constraints	= {
178		.name		= "VCC_3.3V",
179		.min_uV		= 3300000,
180		.max_uV		= 3300000,
181		.apply_uV	= 1,
182	},
183};
184
185static struct regulator_init_data aquila_ldo7_data = {
186	.constraints	= {
187		.name		= "VCC_3.0V",
188		.min_uV		= 3000000,
189		.max_uV		= 3000000,
190		.apply_uV	= 1,
191		.boot_on	= 1,
192		.always_on	= 1,
193	},
194};
195
196static struct regulator_init_data aquila_ldo8_data = {
197	.constraints	= {
198		.name		= "VUSB/VADC_3.3V",
199		.min_uV		= 3300000,
200		.max_uV		= 3300000,
201		.apply_uV	= 1,
202		.always_on	= 1,
203	},
204};
205
206static struct regulator_init_data aquila_ldo9_data = {
207	.constraints	= {
208		.name		= "VCC/VCAM_2.8V",
209		.min_uV		= 2800000,
210		.max_uV		= 2800000,
211		.apply_uV	= 1,
212		.always_on	= 1,
213	},
214};
215
216static struct regulator_init_data aquila_ldo10_data = {
217	.constraints	= {
218		.name		= "VPLL_1.1V",
219		.min_uV		= 1100000,
220		.max_uV		= 1100000,
221		.apply_uV	= 1,
222		.boot_on	= 1,
223	},
224};
225
226static struct regulator_init_data aquila_ldo11_data = {
227	.constraints	= {
228		.name		= "CAM_IO_2.8V",
229		.min_uV		= 2800000,
230		.max_uV		= 2800000,
231		.apply_uV	= 1,
232		.always_on	= 1,
233	},
234};
235
236static struct regulator_init_data aquila_ldo12_data = {
237	.constraints	= {
238		.name		= "CAM_ISP_1.2V",
239		.min_uV		= 1200000,
240		.max_uV		= 1200000,
241		.apply_uV	= 1,
242		.always_on	= 1,
243	},
244};
245
246static struct regulator_init_data aquila_ldo13_data = {
247	.constraints	= {
248		.name		= "CAM_A_2.8V",
249		.min_uV		= 2800000,
250		.max_uV		= 2800000,
251		.apply_uV	= 1,
252		.always_on	= 1,
253	},
254};
255
256static struct regulator_init_data aquila_ldo14_data = {
257	.constraints	= {
258		.name		= "CAM_CIF_1.8V",
259		.min_uV		= 1800000,
260		.max_uV		= 1800000,
261		.apply_uV	= 1,
262		.always_on	= 1,
263	},
264};
265
266static struct regulator_init_data aquila_ldo15_data = {
267	.constraints	= {
268		.name		= "CAM_AF_3.3V",
269		.min_uV		= 3300000,
270		.max_uV		= 3300000,
271		.apply_uV	= 1,
272		.always_on	= 1,
273	},
274};
275
276static struct regulator_init_data aquila_ldo16_data = {
277	.constraints	= {
278		.name		= "VMIPI_1.8V",
279		.min_uV		= 1800000,
280		.max_uV		= 1800000,
281		.apply_uV	= 1,
282		.always_on	= 1,
283	},
284};
285
286static struct regulator_init_data aquila_ldo17_data = {
287	.constraints	= {
288		.name		= "CAM_8M_1.8V",
289		.min_uV		= 1800000,
290		.max_uV		= 1800000,
291		.apply_uV	= 1,
292		.always_on	= 1,
293	},
294};
295
296/* BUCK */
297static struct regulator_consumer_supply buck1_consumer[] = {
298	{	.supply	= "vddarm", },
299};
300
301static struct regulator_consumer_supply buck2_consumer[] = {
302	{	.supply	= "vddint", },
303};
304
305static struct regulator_init_data aquila_buck1_data = {
306	.constraints	= {
307		.name		= "VARM_1.2V",
308		.min_uV		= 1200000,
309		.max_uV		= 1200000,
310		.apply_uV	= 1,
311		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE |
312				  REGULATOR_CHANGE_STATUS,
313	},
314	.num_consumer_supplies	= ARRAY_SIZE(buck1_consumer),
315	.consumer_supplies	= buck1_consumer,
316};
317
318static struct regulator_init_data aquila_buck2_data = {
319	.constraints	= {
320		.name		= "VINT_1.2V",
321		.min_uV		= 1200000,
322		.max_uV		= 1200000,
323		.apply_uV	= 1,
324		.valid_ops_mask	= REGULATOR_CHANGE_VOLTAGE |
325				  REGULATOR_CHANGE_STATUS,
326	},
327	.num_consumer_supplies	= ARRAY_SIZE(buck2_consumer),
328	.consumer_supplies	= buck2_consumer,
329};
330
331static struct regulator_init_data aquila_buck3_data = {
332	.constraints	= {
333		.name		= "VCC_1.8V",
334		.min_uV		= 1800000,
335		.max_uV		= 1800000,
336		.apply_uV	= 1,
337		.state_mem	= {
338			.enabled = 1,
339		},
340	},
341};
342
343static struct regulator_init_data aquila_buck4_data = {
344	.constraints	= {
345		.name		= "CAM_CORE_1.2V",
346		.min_uV		= 1200000,
347		.max_uV		= 1200000,
348		.apply_uV	= 1,
349		.always_on	= 1,
350	},
351};
352
353static struct max8998_regulator_data aquila_regulators[] = {
354	{ MAX8998_LDO2,  &aquila_ldo2_data },
355	{ MAX8998_LDO3,  &aquila_ldo3_data },
356	{ MAX8998_LDO4,  &aquila_ldo4_data },
357	{ MAX8998_LDO5,  &aquila_ldo5_data },
358	{ MAX8998_LDO6,  &aquila_ldo6_data },
359	{ MAX8998_LDO7,  &aquila_ldo7_data },
360	{ MAX8998_LDO8,  &aquila_ldo8_data },
361	{ MAX8998_LDO9,  &aquila_ldo9_data },
362	{ MAX8998_LDO10, &aquila_ldo10_data },
363	{ MAX8998_LDO11, &aquila_ldo11_data },
364	{ MAX8998_LDO12, &aquila_ldo12_data },
365	{ MAX8998_LDO13, &aquila_ldo13_data },
366	{ MAX8998_LDO14, &aquila_ldo14_data },
367	{ MAX8998_LDO15, &aquila_ldo15_data },
368	{ MAX8998_LDO16, &aquila_ldo16_data },
369	{ MAX8998_LDO17, &aquila_ldo17_data },
370	{ MAX8998_BUCK1, &aquila_buck1_data },
371	{ MAX8998_BUCK2, &aquila_buck2_data },
372	{ MAX8998_BUCK3, &aquila_buck3_data },
373	{ MAX8998_BUCK4, &aquila_buck4_data },
374};
375
376static struct max8998_platform_data aquila_max8998_pdata = {
377	.num_regulators	= ARRAY_SIZE(aquila_regulators),
378	.regulators	= aquila_regulators,
379};
380#endif
381
382/* GPIO I2C PMIC */
383#define AP_I2C_GPIO_PMIC_BUS_4	4
384static struct i2c_gpio_platform_data aquila_i2c_gpio_pmic_data = {
385	.sda_pin	= S5PV210_GPJ4(0),	/* XMSMCSN */
386	.scl_pin	= S5PV210_GPJ4(3),	/* XMSMIRQN */
387};
388
389static struct platform_device aquila_i2c_gpio_pmic = {
390	.name		= "i2c-gpio",
391	.id		= AP_I2C_GPIO_PMIC_BUS_4,
392	.dev		= {
393		.platform_data = &aquila_i2c_gpio_pmic_data,
394	},
395};
396
397static struct i2c_board_info i2c_gpio_pmic_devs[] __initdata = {
398#if defined(CONFIG_REGULATOR_MAX8998) || defined(CONFIG_REGULATOR_MAX8998_MODULE)
399	{
400		/* 0xCC when SRAD = 0 */
401		I2C_BOARD_INFO("max8998", 0xCC >> 1),
402		.platform_data = &aquila_max8998_pdata,
403	},
404#endif
405};
406
407/* PMIC Power button */
408static struct gpio_keys_button aquila_gpio_keys_table[] = {
409	{
410		.code 		= KEY_POWER,
411		.gpio		= S5PV210_GPH2(6),
412		.desc		= "gpio-keys: KEY_POWER",
413		.type		= EV_KEY,
414		.active_low	= 1,
415		.wakeup		= 1,
416		.debounce_interval = 1,
417	},
418};
419
420static struct gpio_keys_platform_data aquila_gpio_keys_data = {
421	.buttons	= aquila_gpio_keys_table,
422	.nbuttons	= ARRAY_SIZE(aquila_gpio_keys_table),
423};
424
425static struct platform_device aquila_device_gpiokeys = {
426	.name = "gpio-keys",
427	.dev = {
428		.platform_data = &aquila_gpio_keys_data,
429	},
430};
431
432static void __init aquila_pmic_init(void)
433{
434	/* AP_PMIC_IRQ: EINT7 */
435	s3c_gpio_cfgpin(S5PV210_GPH0(7), S3C_GPIO_SFN(0xf));
436	s3c_gpio_setpull(S5PV210_GPH0(7), S3C_GPIO_PULL_UP);
437
438	/* nPower: EINT22 */
439	s3c_gpio_cfgpin(S5PV210_GPH2(6), S3C_GPIO_SFN(0xf));
440	s3c_gpio_setpull(S5PV210_GPH2(6), S3C_GPIO_PULL_UP);
441}
442
443/* MoviNAND */
444static struct s3c_sdhci_platdata aquila_hsmmc0_data __initdata = {
445	.max_width		= 4,
446	.cd_type		= S3C_SDHCI_CD_PERMANENT,
447};
448
449/* Wireless LAN */
450static struct s3c_sdhci_platdata aquila_hsmmc1_data __initdata = {
451	.max_width		= 4,
452	.cd_type		= S3C_SDHCI_CD_EXTERNAL,
453	/* ext_cd_{init,cleanup} callbacks will be added later */
454};
455
456/* External Flash */
457#define AQUILA_EXT_FLASH_EN	S5PV210_MP05(4)
458#define AQUILA_EXT_FLASH_CD	S5PV210_GPH3(4)
459static struct s3c_sdhci_platdata aquila_hsmmc2_data __initdata = {
460	.max_width		= 4,
461	.cd_type		= S3C_SDHCI_CD_GPIO,
462	.ext_cd_gpio		= AQUILA_EXT_FLASH_CD,
463	.ext_cd_gpio_invert	= 1,
464};
465
466static void aquila_setup_sdhci(void)
467{
468	gpio_request(AQUILA_EXT_FLASH_EN, "FLASH_EN");
469	gpio_direction_output(AQUILA_EXT_FLASH_EN, 1);
470
471	s3c_sdhci0_set_platdata(&aquila_hsmmc0_data);
472	s3c_sdhci1_set_platdata(&aquila_hsmmc1_data);
473	s3c_sdhci2_set_platdata(&aquila_hsmmc2_data);
474};
475
476static struct platform_device *aquila_devices[] __initdata = {
477	&aquila_i2c_gpio_pmic,
478	&aquila_device_gpiokeys,
479	&s3c_device_fb,
480	&s5pc110_device_onenand,
481	&s3c_device_hsmmc0,
482	&s3c_device_hsmmc1,
483	&s3c_device_hsmmc2,
484	&s5p_device_fimc0,
485	&s5p_device_fimc1,
486	&s5p_device_fimc2,
487};
488
489static void __init aquila_map_io(void)
490{
491	s5p_init_io(NULL, 0, S5P_VA_CHIPID);
492	s3c24xx_init_clocks(24000000);
493	s3c24xx_init_uarts(aquila_uartcfgs, ARRAY_SIZE(aquila_uartcfgs));
494}
495
496static void __init aquila_machine_init(void)
497{
498	/* PMIC */
499	aquila_pmic_init();
500	i2c_register_board_info(AP_I2C_GPIO_PMIC_BUS_4, i2c_gpio_pmic_devs,
501			ARRAY_SIZE(i2c_gpio_pmic_devs));
502	/* SDHCI */
503	aquila_setup_sdhci();
504
505	s3c_fimc_setname(0, "s5p-fimc");
506	s3c_fimc_setname(1, "s5p-fimc");
507	s3c_fimc_setname(2, "s5p-fimc");
508
509	/* FB */
510	s3c_fb_set_platdata(&aquila_lcd_pdata);
511
512	platform_add_devices(aquila_devices, ARRAY_SIZE(aquila_devices));
513}
514
515MACHINE_START(AQUILA, "Aquila")
516	/* Maintainers:
517	   Marek Szyprowski <m.szyprowski@samsung.com>
518	   Kyungmin Park <kyungmin.park@samsung.com> */
519	.phys_io	= S3C_PA_UART & 0xfff00000,
520	.io_pg_offst	= (((u32)S3C_VA_UART) >> 18) & 0xfffc,
521	.boot_params	= S5P_PA_SDRAM + 0x100,
522	.init_irq	= s5pv210_init_irq,
523	.map_io		= aquila_map_io,
524	.init_machine	= aquila_machine_init,
525	.timer		= &s3c24xx_timer,
526MACHINE_END
527