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[ARM] 5423/1: SA1100: remove unused H3600_SLEEVE Kconfig option
[deliverable/linux.git] / arch / arm / mach-sa1100 / h3600.c
CommitLineData
1da177e4
LT		 1/*
2 * Hardware definitions for Compaq iPAQ H3xxx Handheld Computers
3 *
4 * Copyright 2000,1 Compaq Computer Corporation.
5 *
6 * Use consistent with the GNU GPL is permitted,
7 * provided that this copyright notice is
8 * preserved in its entirety in all copies and derived works.
9 *
10 * COMPAQ COMPUTER CORPORATION MAKES NO WARRANTIES, EXPRESSED OR IMPLIED,
11 * AS TO THE USEFULNESS OR CORRECTNESS OF THIS CODE OR ITS
12 * FITNESS FOR ANY PARTICULAR PURPOSE.
13 *
14 * Author: Jamey Hicks.
15 *
16 * History:
17 *
18 * 2001-10-?? Andrew Christian Added support for iPAQ H3800
19 * and abstracted EGPIO interface.
20 *
21 */
1da177e4
LT		 22#include <linux/module.h>
23#include <linux/init.h>
24#include <linux/kernel.h>
25#include <linux/tty.h>
26#include <linux/pm.h>
27#include <linux/device.h>
28#include <linux/mtd/mtd.h>
29#include <linux/mtd/partitions.h>
30#include <linux/serial_core.h>
31
32#include <asm/irq.h>
a09e64fb 33#include <mach/hardware.h>
1da177e4
LT		 34#include <asm/mach-types.h>
35#include <asm/setup.h>
36
37#include <asm/mach/irq.h>
38#include <asm/mach/arch.h>
39#include <asm/mach/flash.h>
40#include <asm/mach/irda.h>
41#include <asm/mach/map.h>
42#include <asm/mach/serial_sa1100.h>
43
a09e64fb 44#include <mach/h3600.h>
a09e64fb 45#include <mach/h3600_gpio.h>
1da177e4
LT		 46
47#include "generic.h"
48
49struct ipaq_model_ops ipaq_model_ops;
50EXPORT_SYMBOL(ipaq_model_ops);
51
52static struct mtd_partition h3xxx_partitions[] = {
53 {
54 .name = "H3XXX boot firmware",
55 .size = 0x00040000,
56 .offset = 0,
57 .mask_flags = MTD_WRITEABLE, /* force read-only */
58 }, {
59#ifdef CONFIG_MTD_2PARTS_IPAQ
60 .name = "H3XXX root jffs2",
61 .size = MTDPART_SIZ_FULL,
62 .offset = 0x00040000,
63#else
64 .name = "H3XXX kernel",
65 .size = 0x00080000,
66 .offset = 0x00040000,
67 }, {
68 .name = "H3XXX params",
69 .size = 0x00040000,
70 .offset = 0x000C0000,
71 }, {
72#ifdef CONFIG_JFFS2_FS
73 .name = "H3XXX root jffs2",
74 .size = MTDPART_SIZ_FULL,
75 .offset = 0x00100000,
76#else
77 .name = "H3XXX initrd",
78 .size = 0x00100000,
79 .offset = 0x00100000,
80 }, {
81 .name = "H3XXX root cramfs",
82 .size = 0x00300000,
83 .offset = 0x00200000,
84 }, {
85 .name = "H3XXX usr cramfs",
86 .size = 0x00800000,
87 .offset = 0x00500000,
88 }, {
89 .name = "H3XXX usr local",
90 .size = MTDPART_SIZ_FULL,
91 .offset = 0x00d00000,
92#endif
93#endif
94 }
95};
96
97static void h3xxx_set_vpp(int vpp)
98{
99 assign_h3600_egpio(IPAQ_EGPIO_VPP_ON, vpp);
100}
101
102static struct flash_platform_data h3xxx_flash_data = {
103 .map_name = "cfi_probe",
104 .set_vpp = h3xxx_set_vpp,
105 .parts = h3xxx_partitions,
106 .nr_parts = ARRAY_SIZE(h3xxx_partitions),
107};
108
109static struct resource h3xxx_flash_resource = {
110 .start = SA1100_CS0_PHYS,
111 .end = SA1100_CS0_PHYS + SZ_32M - 1,
112 .flags = IORESOURCE_MEM,
113};
114
115/*
116 * This turns the IRDA power on or off on the Compaq H3600
117 */
118static int h3600_irda_set_power(struct device *dev, unsigned int state)
119{
120 assign_h3600_egpio( IPAQ_EGPIO_IR_ON, state );
121
122 return 0;
123}
124
58c02ec4 125static void h3600_irda_set_speed(struct device *dev, unsigned int speed)
1da177e4
LT		 126{
127 if (speed < 4000000) {
128 clr_h3600_egpio(IPAQ_EGPIO_IR_FSEL);
129 } else {
130 set_h3600_egpio(IPAQ_EGPIO_IR_FSEL);
131 }
132}
133
134static struct irda_platform_data h3600_irda_data = {
135 .set_power = h3600_irda_set_power,
136 .set_speed = h3600_irda_set_speed,
137};
138
139static void h3xxx_mach_init(void)
140{
141 sa11x0_set_flash_data(&h3xxx_flash_data, &h3xxx_flash_resource, 1);
142 sa11x0_set_irda_data(&h3600_irda_data);
143}
144
145/*
146 * low-level UART features
147 */
148
149static void h3600_uart_set_mctrl(struct uart_port *port, u_int mctrl)
150{
151 if (port->mapbase == _Ser3UTCR0) {
152 if (mctrl & TIOCM_RTS)
153 GPCR = GPIO_H3600_COM_RTS;
154 else
155 GPSR = GPIO_H3600_COM_RTS;
156 }
157}
158
159static u_int h3600_uart_get_mctrl(struct uart_port *port)
160{
161 u_int ret = TIOCM_CD | TIOCM_CTS | TIOCM_DSR;
162
163 if (port->mapbase == _Ser3UTCR0) {
164 int gplr = GPLR;
165 /* DCD and CTS bits are inverted in GPLR by RS232 transceiver */
166 if (gplr & GPIO_H3600_COM_DCD)
167 ret &= ~TIOCM_CD;
168 if (gplr & GPIO_H3600_COM_CTS)
169 ret &= ~TIOCM_CTS;
170 }
171
172 return ret;
173}
174
175static void h3600_uart_pm(struct uart_port *port, u_int state, u_int oldstate)
176{
177 if (port->mapbase == _Ser2UTCR0) { /* TODO: REMOVE THIS */
178 assign_h3600_egpio(IPAQ_EGPIO_IR_ON, !state);
179 } else if (port->mapbase == _Ser3UTCR0) {
180 assign_h3600_egpio(IPAQ_EGPIO_RS232_ON, !state);
181 }
182}
183
184/*
185 * Enable/Disable wake up events for this serial port.
186 * Obviously, we only support this on the normal COM port.
187 */
188static int h3600_uart_set_wake(struct uart_port *port, u_int enable)
189{
190 int err = -EINVAL;
191
192 if (port->mapbase == _Ser3UTCR0) {
193 if (enable)
194 PWER |= PWER_GPIO23 | PWER_GPIO25; /* DCD and CTS */
195 else
196 PWER &= ~(PWER_GPIO23 | PWER_GPIO25); /* DCD and CTS */
197 err = 0;
198 }
199 return err;
200}
201
202static struct sa1100_port_fns h3600_port_fns __initdata = {
203 .set_mctrl = h3600_uart_set_mctrl,
204 .get_mctrl = h3600_uart_get_mctrl,
205 .pm = h3600_uart_pm,
206 .set_wake = h3600_uart_set_wake,
207};
208
209/*
210 * helper for sa1100fb
211 */
212static void h3xxx_lcd_power(int enable)
213{
214 assign_h3600_egpio(IPAQ_EGPIO_LCD_POWER, enable);
215}
216
217static struct map_desc h3600_io_desc[] __initdata = {
92519d82
DS		 218 { /* static memory bank 2 CS#2 */
219 .virtual = H3600_BANK_2_VIRT,
220 .pfn = __phys_to_pfn(SA1100_CS2_PHYS),
221 .length = 0x02800000,
222 .type = MT_DEVICE
223 }, { /* static memory bank 4 CS#4 */
224 .virtual = H3600_BANK_4_VIRT,
225 .pfn = __phys_to_pfn(SA1100_CS4_PHYS),
226 .length = 0x00800000,
227 .type = MT_DEVICE
228 }, { /* EGPIO 0 CS#5 */
229 .virtual = H3600_EGPIO_VIRT,
230 .pfn = __phys_to_pfn(H3600_EGPIO_PHYS),
231 .length = 0x01000000,
232 .type = MT_DEVICE
233 }
1da177e4
LT		 234};
235
236/*
237 * Common map_io initialization
238 */
239
240static void __init h3xxx_map_io(void)
241{
242 sa1100_map_io();
243 iotable_init(h3600_io_desc, ARRAY_SIZE(h3600_io_desc));
244
245 sa1100_register_uart_fns(&h3600_port_fns);
246 sa1100_register_uart(0, 3); /* Common serial port */
247// sa1100_register_uart(1, 1); /* Microcontroller on 3100/3600 */
248
249 /* Ensure those pins are outputs and driving low */
250 PPDR |= PPC_TXD4 | PPC_SCLK | PPC_SFRM;
251 PPSR &= ~(PPC_TXD4 | PPC_SCLK | PPC_SFRM);
252
253 /* Configure suspend conditions */
254 PGSR = 0;
255 PWER = PWER_GPIO0 | PWER_RTC;
256 PCFR = PCFR_OPDE;
257 PSDR = 0;
258
259 sa1100fb_lcd_power = h3xxx_lcd_power;
260}
261
262static __inline__ void do_blank(int setp)
263{
264 if (ipaq_model_ops.blank_callback)
265 ipaq_model_ops.blank_callback(1-setp);
266}
267
268/************************* H3100 *************************/
269
270#ifdef CONFIG_SA1100_H3100
271
272#define H3100_EGPIO (*(volatile unsigned int *)H3600_EGPIO_VIRT)
273static unsigned int h3100_egpio = 0;
274
275static void h3100_control_egpio(enum ipaq_egpio_type x, int setp)
276{
277 unsigned int egpio = 0;
278 long gpio = 0;
279 unsigned long flags;
280
281 switch (x) {
282 case IPAQ_EGPIO_LCD_POWER:
283 egpio |= EGPIO_H3600_LCD_ON;
284 gpio |= GPIO_H3100_LCD_3V_ON;
285 do_blank(setp);
286 break;
287 case IPAQ_EGPIO_LCD_ENABLE:
288 break;
289 case IPAQ_EGPIO_CODEC_NRESET:
290 egpio |= EGPIO_H3600_CODEC_NRESET;
291 break;
292 case IPAQ_EGPIO_AUDIO_ON:
293 gpio |= GPIO_H3100_AUD_PWR_ON
294 | GPIO_H3100_AUD_ON;
295 break;
296 case IPAQ_EGPIO_QMUTE:
297 gpio |= GPIO_H3100_QMUTE;
298 break;
299 case IPAQ_EGPIO_OPT_NVRAM_ON:
300 egpio |= EGPIO_H3600_OPT_NVRAM_ON;
301 break;
302 case IPAQ_EGPIO_OPT_ON:
303 egpio |= EGPIO_H3600_OPT_ON;
304 break;
305 case IPAQ_EGPIO_CARD_RESET:
306 egpio |= EGPIO_H3600_CARD_RESET;
307 break;
308 case IPAQ_EGPIO_OPT_RESET:
309 egpio |= EGPIO_H3600_OPT_RESET;
310 break;
311 case IPAQ_EGPIO_IR_ON:
312 gpio |= GPIO_H3100_IR_ON;
313 break;
314 case IPAQ_EGPIO_IR_FSEL:
315 gpio |= GPIO_H3100_IR_FSEL;
316 break;
317 case IPAQ_EGPIO_RS232_ON:
318 egpio |= EGPIO_H3600_RS232_ON;
319 break;
320 case IPAQ_EGPIO_VPP_ON:
321 egpio |= EGPIO_H3600_VPP_ON;
322 break;
323 }
324
325 if (egpio || gpio) {
326 local_irq_save(flags);
327 if (setp) {
328 h3100_egpio |= egpio;
329 GPSR = gpio;
330 } else {
331 h3100_egpio &= ~egpio;
332 GPCR = gpio;
333 }
334 H3100_EGPIO = h3100_egpio;
335 local_irq_restore(flags);
336 }
337}
338
339static unsigned long h3100_read_egpio(void)
340{
341 return h3100_egpio;
342}
343
344static int h3100_pm_callback(int req)
345{
346 if (ipaq_model_ops.pm_callback_aux)
347 return ipaq_model_ops.pm_callback_aux(req);
348 return 0;
349}
350
351static struct ipaq_model_ops h3100_model_ops __initdata = {
352 .generic_name = "3100",
353 .control = h3100_control_egpio,
354 .read = h3100_read_egpio,
355 .pm_callback = h3100_pm_callback
356};
357
358#define H3100_DIRECT_EGPIO (GPIO_H3100_BT_ON \
359 | GPIO_H3100_GPIO3 \
360 | GPIO_H3100_QMUTE \
361 | GPIO_H3100_LCD_3V_ON \
362 | GPIO_H3100_AUD_ON \
363 | GPIO_H3100_AUD_PWR_ON \
364 | GPIO_H3100_IR_ON \
365 | GPIO_H3100_IR_FSEL)
366
367static void __init h3100_map_io(void)
368{
369 h3xxx_map_io();
370
371 /* Initialize h3100-specific values here */
372 GPCR = 0x0fffffff; /* All outputs are set low by default */
373 GPDR = GPIO_H3600_COM_RTS | GPIO_H3600_L3_CLOCK |
374 GPIO_H3600_L3_MODE | GPIO_H3600_L3_DATA |
375 GPIO_H3600_CLK_SET1 | GPIO_H3600_CLK_SET0 |
376 H3100_DIRECT_EGPIO;
377
378 /* Older bootldrs put GPIO2-9 in alternate mode on the
379 assumption that they are used for video */
380 GAFR &= ~H3100_DIRECT_EGPIO;
381
382 H3100_EGPIO = h3100_egpio;
383 ipaq_model_ops = h3100_model_ops;
384}
385
386MACHINE_START(H3100, "Compaq iPAQ H3100")
e9dea0c6
RK		 387 .phys_io = 0x80000000,
388 .io_pg_offst = ((0xf8000000) >> 18) & 0xfffc,
389 .boot_params = 0xc0000100,
390 .map_io = h3100_map_io,
391 .init_irq = sa1100_init_irq,
1da177e4
LT		 392 .timer = &sa1100_timer,
393 .init_machine = h3xxx_mach_init,
394MACHINE_END
395
396#endif /* CONFIG_SA1100_H3100 */
397
398/************************* H3600 *************************/
399
400#ifdef CONFIG_SA1100_H3600
401
402#define H3600_EGPIO (*(volatile unsigned int *)H3600_EGPIO_VIRT)
403static unsigned int h3600_egpio = EGPIO_H3600_RS232_ON;
404
405static void h3600_control_egpio(enum ipaq_egpio_type x, int setp)
406{
407 unsigned int egpio = 0;
408 unsigned long flags;
409
410 switch (x) {
411 case IPAQ_EGPIO_LCD_POWER:
412 egpio |= EGPIO_H3600_LCD_ON |
413 EGPIO_H3600_LCD_PCI |
414 EGPIO_H3600_LCD_5V_ON |
415 EGPIO_H3600_LVDD_ON;
416 do_blank(setp);
417 break;
418 case IPAQ_EGPIO_LCD_ENABLE:
419 break;
420 case IPAQ_EGPIO_CODEC_NRESET:
421 egpio |= EGPIO_H3600_CODEC_NRESET;
422 break;
423 case IPAQ_EGPIO_AUDIO_ON:
424 egpio |= EGPIO_H3600_AUD_AMP_ON |
425 EGPIO_H3600_AUD_PWR_ON;
426 break;
427 case IPAQ_EGPIO_QMUTE:
428 egpio |= EGPIO_H3600_QMUTE;
429 break;
430 case IPAQ_EGPIO_OPT_NVRAM_ON:
431 egpio |= EGPIO_H3600_OPT_NVRAM_ON;
432 break;
433 case IPAQ_EGPIO_OPT_ON:
434 egpio |= EGPIO_H3600_OPT_ON;
435 break;
436 case IPAQ_EGPIO_CARD_RESET:
437 egpio |= EGPIO_H3600_CARD_RESET;
438 break;
439 case IPAQ_EGPIO_OPT_RESET:
440 egpio |= EGPIO_H3600_OPT_RESET;
441 break;
442 case IPAQ_EGPIO_IR_ON:
443 egpio |= EGPIO_H3600_IR_ON;
444 break;
445 case IPAQ_EGPIO_IR_FSEL:
446 egpio |= EGPIO_H3600_IR_FSEL;
447 break;
448 case IPAQ_EGPIO_RS232_ON:
449 egpio |= EGPIO_H3600_RS232_ON;
450 break;
451 case IPAQ_EGPIO_VPP_ON:
452 egpio |= EGPIO_H3600_VPP_ON;
453 break;
454 }
455
456 if (egpio) {
457 local_irq_save(flags);
458 if (setp)
459 h3600_egpio |= egpio;
460 else
461 h3600_egpio &= ~egpio;
462 H3600_EGPIO = h3600_egpio;
463 local_irq_restore(flags);
464 }
465}
466
467static unsigned long h3600_read_egpio(void)
468{
469 return h3600_egpio;
470}
471
472static int h3600_pm_callback(int req)
473{
474 if (ipaq_model_ops.pm_callback_aux)
475 return ipaq_model_ops.pm_callback_aux(req);
476 return 0;
477}
478
479static struct ipaq_model_ops h3600_model_ops __initdata = {
480 .generic_name = "3600",
481 .control = h3600_control_egpio,
482 .read = h3600_read_egpio,
483 .pm_callback = h3600_pm_callback
484};
485
486static void __init h3600_map_io(void)
487{
488 h3xxx_map_io();
489
490 /* Initialize h3600-specific values here */
491
492 GPCR = 0x0fffffff; /* All outputs are set low by default */
493 GPDR = GPIO_H3600_COM_RTS | GPIO_H3600_L3_CLOCK |
494 GPIO_H3600_L3_MODE | GPIO_H3600_L3_DATA |
495 GPIO_H3600_CLK_SET1 | GPIO_H3600_CLK_SET0 |
496 GPIO_LDD15 | GPIO_LDD14 | GPIO_LDD13 | GPIO_LDD12 |
497 GPIO_LDD11 | GPIO_LDD10 | GPIO_LDD9 | GPIO_LDD8;
498
499 H3600_EGPIO = h3600_egpio; /* Maintains across sleep? */
500 ipaq_model_ops = h3600_model_ops;
501}
502
503MACHINE_START(H3600, "Compaq iPAQ H3600")
e9dea0c6
RK		 504 .phys_io = 0x80000000,
505 .io_pg_offst = ((0xf8000000) >> 18) & 0xfffc,
506 .boot_params = 0xc0000100,
507 .map_io = h3600_map_io,
508 .init_irq = sa1100_init_irq,
1da177e4
LT		 509 .timer = &sa1100_timer,
510 .init_machine = h3xxx_mach_init,
511MACHINE_END
512
513#endif /* CONFIG_SA1100_H3600 */
514
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