blob: 1b78829201641e1e7397483b534ef77060cf5cb6 [file] [log] [blame]
Thomas Gleixnerd2912cb2019-06-04 10:11:33 +02001// SPDX-License-Identifier: GPL-2.0-only
Linus Torvalds1da177e2005-04-16 15:20:36 -07002/*
3 * linux/arch/arm/mach-pxa/mainstone.c
4 *
5 * Support for the Intel HCDDBBVA0 Development Platform.
6 * (go figure how they came up with such name...)
7 *
8 * Author: Nicolas Pitre
9 * Created: Nov 05, 2002
10 * Copyright: MontaVista Software Inc.
Linus Torvalds1da177e2005-04-16 15:20:36 -070011 */
Russell King2f8163b2011-07-26 10:53:52 +010012#include <linux/gpio.h>
Russell King34fdbe62018-11-28 13:57:23 +000013#include <linux/gpio/gpio-reg.h>
Robert Jarzmik27768862015-04-24 23:22:35 +020014#include <linux/gpio/machine.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070015#include <linux/init.h>
Russell Kingd052d1b2005-10-29 19:07:23 +010016#include <linux/platform_device.h>
Rafael J. Wysocki2eaa03b2011-04-22 22:03:11 +020017#include <linux/syscore_ops.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070018#include <linux/interrupt.h>
19#include <linux/sched.h>
20#include <linux/bitops.h>
21#include <linux/fb.h>
Todd Poynor74ec71e2005-11-04 17:15:45 +000022#include <linux/ioport.h>
23#include <linux/mtd/mtd.h>
24#include <linux/mtd/partitions.h>
eric miao450d2872008-03-11 10:06:38 +080025#include <linux/input.h>
26#include <linux/gpio_keys.h>
Thierry Redinga6bedd12015-10-05 10:49:47 +020027#include <linux/pwm.h>
Russell King402e4902008-04-13 21:47:01 +010028#include <linux/pwm_backlight.h>
Eric Miao38fd6c32008-06-24 16:14:26 +080029#include <linux/smc91x.h>
Wolfram Sangf15fc9b2017-11-13 18:27:39 +010030#include <linux/platform_data/i2c-pxa.h>
Bryan Wu55f5d8e2012-03-14 02:07:58 +080031#include <linux/slab.h>
32#include <linux/leds.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070033
34#include <asm/types.h>
35#include <asm/setup.h>
36#include <asm/memory.h>
37#include <asm/mach-types.h>
Russell Kinga09e64f2008-08-05 16:14:15 +010038#include <mach/hardware.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070039#include <asm/irq.h>
Masahiro Yamada87dfb312019-05-14 15:46:51 -070040#include <linux/sizes.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070041
42#include <asm/mach/arch.h>
43#include <asm/mach/map.h>
44#include <asm/mach/irq.h>
Todd Poynor74ec71e2005-11-04 17:15:45 +000045#include <asm/mach/flash.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070046
Arnd Bergmann4c25c5d2015-01-30 10:45:33 +010047#include "pxa27x.h"
Russell Kinga09e64f2008-08-05 16:14:15 +010048#include <mach/mainstone.h>
49#include <mach/audio.h>
Arnd Bergmann293b2da2012-08-24 15:16:48 +020050#include <linux/platform_data/video-pxafb.h>
51#include <linux/platform_data/mmc-pxamci.h>
52#include <linux/platform_data/irda-pxaficp.h>
53#include <linux/platform_data/usb-ohci-pxa27x.h>
54#include <linux/platform_data/keypad-pxa27x.h>
Marek Vasutad68bb92010-11-03 16:29:35 +010055#include <mach/smemc.h>
Linus Torvalds1da177e2005-04-16 15:20:36 -070056
57#include "generic.h"
Russell King46c41e62007-05-15 15:39:36 +010058#include "devices.h"
Linus Torvalds1da177e2005-04-16 15:20:36 -070059
eric miaofef06d22008-02-04 17:15:50 +080060static unsigned long mainstone_pin_config[] = {
61 /* Chip Select */
62 GPIO15_nCS_1,
63
64 /* LCD - 16bpp Active TFT */
Eric Miaobedbda92010-01-04 11:37:14 +080065 GPIOxx_LCD_TFT_16BPP,
eric miaofef06d22008-02-04 17:15:50 +080066 GPIO16_PWM0_OUT, /* Backlight */
67
68 /* MMC */
69 GPIO32_MMC_CLK,
70 GPIO112_MMC_CMD,
71 GPIO92_MMC_DAT_0,
72 GPIO109_MMC_DAT_1,
73 GPIO110_MMC_DAT_2,
74 GPIO111_MMC_DAT_3,
75
76 /* USB Host Port 1 */
77 GPIO88_USBH1_PWR,
78 GPIO89_USBH1_PEN,
79
80 /* PC Card */
81 GPIO48_nPOE,
82 GPIO49_nPWE,
83 GPIO50_nPIOR,
84 GPIO51_nPIOW,
85 GPIO85_nPCE_1,
86 GPIO54_nPCE_2,
87 GPIO79_PSKTSEL,
88 GPIO55_nPREG,
89 GPIO56_nPWAIT,
90 GPIO57_nIOIS16,
91
92 /* AC97 */
Eric Miaoc11b6a42010-01-04 17:00:13 +080093 GPIO28_AC97_BITCLK,
94 GPIO29_AC97_SDATA_IN_0,
95 GPIO30_AC97_SDATA_OUT,
96 GPIO31_AC97_SYNC,
eric miaofef06d22008-02-04 17:15:50 +080097 GPIO45_AC97_SYSCLK,
98
99 /* Keypad */
Eric Miaob18773d2008-06-02 17:41:42 +0800100 GPIO93_KP_DKIN_0,
101 GPIO94_KP_DKIN_1,
102 GPIO95_KP_DKIN_2,
eric miaofef06d22008-02-04 17:15:50 +0800103 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
104 GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
105 GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
106 GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
107 GPIO98_KP_MKIN_4 | WAKEUP_ON_LEVEL_HIGH,
108 GPIO99_KP_MKIN_5 | WAKEUP_ON_LEVEL_HIGH,
109 GPIO103_KP_MKOUT_0,
110 GPIO104_KP_MKOUT_1,
111 GPIO105_KP_MKOUT_2,
112 GPIO106_KP_MKOUT_3,
113 GPIO107_KP_MKOUT_4,
114 GPIO108_KP_MKOUT_5,
115 GPIO96_KP_MKOUT_6,
116
Eric Miao6f584cf2008-11-28 16:00:24 +0800117 /* I2C */
118 GPIO117_I2C_SCL,
119 GPIO118_I2C_SDA,
120
eric miaofef06d22008-02-04 17:15:50 +0800121 /* GPIO */
122 GPIO1_GPIO | WAKEUP_ON_EDGE_BOTH,
123};
Linus Torvalds1da177e2005-04-16 15:20:36 -0700124
Linus Torvalds1da177e2005-04-16 15:20:36 -0700125static struct resource smc91x_resources[] = {
126 [0] = {
127 .start = (MST_ETH_PHYS + 0x300),
128 .end = (MST_ETH_PHYS + 0xfffff),
129 .flags = IORESOURCE_MEM,
130 },
131 [1] = {
132 .start = MAINSTONE_IRQ(3),
133 .end = MAINSTONE_IRQ(3),
Russell Kinge7b3dc72008-01-14 22:30:10 +0000134 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_HIGHEDGE,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700135 }
136};
137
Eric Miao38fd6c32008-06-24 16:14:26 +0800138static struct smc91x_platdata mainstone_smc91x_info = {
139 .flags = SMC91X_USE_8BIT | SMC91X_USE_16BIT | SMC91X_USE_32BIT |
140 SMC91X_NOWAIT | SMC91X_USE_DMA,
Robert Jarzmik9a974342016-10-17 21:45:29 +0200141 .pxa_u16_align4 = true,
Eric Miao38fd6c32008-06-24 16:14:26 +0800142};
143
Linus Torvalds1da177e2005-04-16 15:20:36 -0700144static struct platform_device smc91x_device = {
145 .name = "smc91x",
146 .id = 0,
147 .num_resources = ARRAY_SIZE(smc91x_resources),
148 .resource = smc91x_resources,
Eric Miao38fd6c32008-06-24 16:14:26 +0800149 .dev = {
150 .platform_data = &mainstone_smc91x_info,
151 },
Linus Torvalds1da177e2005-04-16 15:20:36 -0700152};
153
Takashi Iwaif7cbb7f2006-01-13 18:48:06 +0100154static int mst_audio_startup(struct snd_pcm_substream *substream, void *priv)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700155{
156 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
157 MST_MSCWR2 &= ~MST_MSCWR2_AC97_SPKROFF;
158 return 0;
159}
160
Takashi Iwaif7cbb7f2006-01-13 18:48:06 +0100161static void mst_audio_shutdown(struct snd_pcm_substream *substream, void *priv)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700162{
163 if (substream->stream == SNDRV_PCM_STREAM_PLAYBACK)
164 MST_MSCWR2 |= MST_MSCWR2_AC97_SPKROFF;
165}
166
167static long mst_audio_suspend_mask;
168
169static void mst_audio_suspend(void *priv)
170{
171 mst_audio_suspend_mask = MST_MSCWR2;
172 MST_MSCWR2 |= MST_MSCWR2_AC97_SPKROFF;
173}
174
175static void mst_audio_resume(void *priv)
176{
177 MST_MSCWR2 &= mst_audio_suspend_mask | ~MST_MSCWR2_AC97_SPKROFF;
178}
179
180static pxa2xx_audio_ops_t mst_audio_ops = {
181 .startup = mst_audio_startup,
182 .shutdown = mst_audio_shutdown,
183 .suspend = mst_audio_suspend,
184 .resume = mst_audio_resume,
185};
186
Todd Poynor74ec71e2005-11-04 17:15:45 +0000187static struct resource flash_resources[] = {
188 [0] = {
189 .start = PXA_CS0_PHYS,
190 .end = PXA_CS0_PHYS + SZ_64M - 1,
191 .flags = IORESOURCE_MEM,
192 },
193 [1] = {
194 .start = PXA_CS1_PHYS,
195 .end = PXA_CS1_PHYS + SZ_64M - 1,
196 .flags = IORESOURCE_MEM,
197 },
198};
199
200static struct mtd_partition mainstoneflash0_partitions[] = {
201 {
202 .name = "Bootloader",
203 .size = 0x00040000,
204 .offset = 0,
205 .mask_flags = MTD_WRITEABLE /* force read-only */
206 },{
207 .name = "Kernel",
208 .size = 0x00400000,
209 .offset = 0x00040000,
210 },{
211 .name = "Filesystem",
212 .size = MTDPART_SIZ_FULL,
213 .offset = 0x00440000
214 }
215};
216
217static struct flash_platform_data mst_flash_data[2] = {
218 {
219 .map_name = "cfi_probe",
220 .parts = mainstoneflash0_partitions,
221 .nr_parts = ARRAY_SIZE(mainstoneflash0_partitions),
222 }, {
223 .map_name = "cfi_probe",
224 .parts = NULL,
225 .nr_parts = 0,
226 }
227};
228
229static struct platform_device mst_flash_device[2] = {
230 {
231 .name = "pxa2xx-flash",
232 .id = 0,
233 .dev = {
234 .platform_data = &mst_flash_data[0],
235 },
236 .resource = &flash_resources[0],
237 .num_resources = 1,
238 },
239 {
240 .name = "pxa2xx-flash",
241 .id = 1,
242 .dev = {
243 .platform_data = &mst_flash_data[1],
244 },
245 .resource = &flash_resources[1],
246 .num_resources = 1,
247 },
248};
249
Russell King402e4902008-04-13 21:47:01 +0100250#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
Thierry Redinga6bedd12015-10-05 10:49:47 +0200251static struct pwm_lookup mainstone_pwm_lookup[] = {
252 PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.0", NULL, 78770,
253 PWM_POLARITY_NORMAL),
254};
255
Russell King402e4902008-04-13 21:47:01 +0100256static struct platform_pwm_backlight_data mainstone_backlight_data = {
Russell King402e4902008-04-13 21:47:01 +0100257 .max_brightness = 1023,
258 .dft_brightness = 1023,
Thierry Redingdb011202013-08-30 12:15:24 +0200259 .enable_gpio = -1,
Russell King402e4902008-04-13 21:47:01 +0100260};
Russell King3777f772007-11-08 11:22:48 +0000261
Russell King402e4902008-04-13 21:47:01 +0100262static struct platform_device mainstone_backlight_device = {
263 .name = "pwm-backlight",
264 .dev = {
265 .parent = &pxa27x_device_pwm0.dev,
266 .platform_data = &mainstone_backlight_data,
267 },
Russell King3777f772007-11-08 11:22:48 +0000268};
269
270static void __init mainstone_backlight_register(void)
271{
Thierry Redinga6bedd12015-10-05 10:49:47 +0200272 int ret;
273
274 pwm_add_table(mainstone_pwm_lookup, ARRAY_SIZE(mainstone_pwm_lookup));
275
276 ret = platform_device_register(&mainstone_backlight_device);
277 if (ret) {
Russell King402e4902008-04-13 21:47:01 +0100278 printk(KERN_ERR "mainstone: failed to register backlight device: %d\n", ret);
Thierry Redinga6bedd12015-10-05 10:49:47 +0200279 pwm_remove_table(mainstone_pwm_lookup,
280 ARRAY_SIZE(mainstone_pwm_lookup));
281 }
Russell King3777f772007-11-08 11:22:48 +0000282}
283#else
284#define mainstone_backlight_register() do { } while (0)
285#endif
286
Richard Purdied14b2722006-09-20 22:54:21 +0100287static struct pxafb_mode_info toshiba_ltm04c380k_mode = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700288 .pixclock = 50000,
289 .xres = 640,
290 .yres = 480,
291 .bpp = 16,
292 .hsync_len = 1,
293 .left_margin = 0x9f,
294 .right_margin = 1,
295 .vsync_len = 44,
296 .upper_margin = 0,
297 .lower_margin = 0,
298 .sync = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700299};
300
Richard Purdied14b2722006-09-20 22:54:21 +0100301static struct pxafb_mode_info toshiba_ltm035a776c_mode = {
Linus Torvalds1da177e2005-04-16 15:20:36 -0700302 .pixclock = 110000,
303 .xres = 240,
304 .yres = 320,
305 .bpp = 16,
306 .hsync_len = 4,
307 .left_margin = 8,
308 .right_margin = 20,
309 .vsync_len = 3,
310 .upper_margin = 1,
311 .lower_margin = 10,
312 .sync = FB_SYNC_HOR_HIGH_ACT|FB_SYNC_VERT_HIGH_ACT,
Richard Purdied14b2722006-09-20 22:54:21 +0100313};
314
315static struct pxafb_mach_info mainstone_pxafb_info = {
316 .num_modes = 1,
eric miao0454bd02008-04-30 00:52:23 -0700317 .lcd_conn = LCD_COLOR_TFT_16BPP | LCD_PCLK_EDGE_FALL,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700318};
319
David Howells40220c12006-10-09 12:19:47 +0100320static int mainstone_mci_init(struct device *dev, irq_handler_t mstone_detect_int, void *data)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700321{
322 int err;
323
Linus Torvalds1da177e2005-04-16 15:20:36 -0700324 /* make sure SD/Memory Stick multiplexer's signals
325 * are routed to MMC controller
326 */
327 MST_MSCWR1 &= ~MST_MSCWR1_MS_SEL;
328
Michael Opdenackered7936f2013-12-09 11:22:22 +0100329 err = request_irq(MAINSTONE_MMC_IRQ, mstone_detect_int, 0,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700330 "MMC card detect", data);
Russell King2687bd32008-01-23 14:05:58 +0000331 if (err)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700332 printk(KERN_ERR "mainstone_mci_init: MMC/SD: can't request MMC card detect IRQ\n");
Linus Torvalds1da177e2005-04-16 15:20:36 -0700333
Russell King2687bd32008-01-23 14:05:58 +0000334 return err;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700335}
336
Arnd Bergmanna829abf2013-07-05 17:51:20 +0200337static int mainstone_mci_setpower(struct device *dev, unsigned int vdd)
Linus Torvalds1da177e2005-04-16 15:20:36 -0700338{
339 struct pxamci_platform_data* p_d = dev->platform_data;
340
341 if (( 1 << vdd) & p_d->ocr_mask) {
Harvey Harrison8e86f422008-03-04 15:08:02 -0800342 printk(KERN_DEBUG "%s: on\n", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700343 MST_MSCWR1 |= MST_MSCWR1_MMC_ON;
344 MST_MSCWR1 &= ~MST_MSCWR1_MS_SEL;
345 } else {
Harvey Harrison8e86f422008-03-04 15:08:02 -0800346 printk(KERN_DEBUG "%s: off\n", __func__);
Linus Torvalds1da177e2005-04-16 15:20:36 -0700347 MST_MSCWR1 &= ~MST_MSCWR1_MMC_ON;
348 }
Arnd Bergmanna829abf2013-07-05 17:51:20 +0200349 return 0;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700350}
351
352static void mainstone_mci_exit(struct device *dev, void *data)
353{
354 free_irq(MAINSTONE_MMC_IRQ, data);
355}
356
357static struct pxamci_platform_data mainstone_mci_platform_data = {
Robert Jarzmik7a648252009-07-06 22:16:42 +0200358 .ocr_mask = MMC_VDD_32_33|MMC_VDD_33_34,
359 .init = mainstone_mci_init,
360 .setpower = mainstone_mci_setpower,
361 .exit = mainstone_mci_exit,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700362};
363
Nicolas Pitre6f475c02005-10-28 16:39:33 +0100364static void mainstone_irda_transceiver_mode(struct device *dev, int mode)
365{
366 unsigned long flags;
367
368 local_irq_save(flags);
369 if (mode & IR_SIRMODE) {
370 MST_MSCWR1 &= ~MST_MSCWR1_IRDA_FIR;
371 } else if (mode & IR_FIRMODE) {
372 MST_MSCWR1 |= MST_MSCWR1_IRDA_FIR;
373 }
Dmitry Baryshkov0fc3ff32008-07-02 13:54:46 +0100374 pxa2xx_transceiver_mode(dev, mode);
Nicolas Pitre6f475c02005-10-28 16:39:33 +0100375 if (mode & IR_OFF) {
376 MST_MSCWR1 = (MST_MSCWR1 & ~MST_MSCWR1_IRDA_MASK) | MST_MSCWR1_IRDA_OFF;
377 } else {
378 MST_MSCWR1 = (MST_MSCWR1 & ~MST_MSCWR1_IRDA_MASK) | MST_MSCWR1_IRDA_FULL;
379 }
380 local_irq_restore(flags);
381}
382
383static struct pxaficp_platform_data mainstone_ficp_platform_data = {
Marek Vasutc4bd0172009-07-17 12:50:43 +0200384 .gpio_pwdown = -1,
385 .transceiver_cap = IR_SIRMODE | IR_FIRMODE | IR_OFF,
386 .transceiver_mode = mainstone_irda_transceiver_mode,
Nicolas Pitre6f475c02005-10-28 16:39:33 +0100387};
388
eric miao450d2872008-03-11 10:06:38 +0800389static struct gpio_keys_button gpio_keys_button[] = {
390 [0] = {
391 .desc = "wakeup",
392 .code = KEY_SUSPEND,
393 .type = EV_KEY,
394 .gpio = 1,
395 .wakeup = 1,
396 },
397};
398
399static struct gpio_keys_platform_data mainstone_gpio_keys = {
400 .buttons = gpio_keys_button,
401 .nbuttons = 1,
402};
403
404static struct platform_device mst_gpio_keys_device = {
405 .name = "gpio-keys",
406 .id = -1,
407 .dev = {
408 .platform_data = &mainstone_gpio_keys,
409 },
410};
411
Robert Jarzmik27768862015-04-24 23:22:35 +0200412static struct resource mst_cplds_resources[] = {
413 [0] = {
414 .start = MST_FPGA_PHYS + 0xc0,
415 .end = MST_FPGA_PHYS + 0xe0 - 1,
416 .flags = IORESOURCE_MEM,
417 },
418 [1] = {
419 .start = PXA_GPIO_TO_IRQ(0),
420 .end = PXA_GPIO_TO_IRQ(0),
421 .flags = IORESOURCE_IRQ | IORESOURCE_IRQ_LOWEDGE,
422 },
423 [2] = {
424 .start = MAINSTONE_IRQ(0),
425 .end = MAINSTONE_IRQ(15),
426 .flags = IORESOURCE_IRQ,
427 },
428};
429
430static struct platform_device mst_cplds_device = {
431 .name = "pxa_cplds_irqs",
432 .id = -1,
433 .resource = &mst_cplds_resources[0],
434 .num_resources = 3,
435};
436
Todd Poynor74ec71e2005-11-04 17:15:45 +0000437static struct platform_device *platform_devices[] __initdata = {
438 &smc91x_device,
Todd Poynor74ec71e2005-11-04 17:15:45 +0000439 &mst_flash_device[0],
440 &mst_flash_device[1],
eric miao450d2872008-03-11 10:06:38 +0800441 &mst_gpio_keys_device,
Robert Jarzmik27768862015-04-24 23:22:35 +0200442 &mst_cplds_device,
Todd Poynor74ec71e2005-11-04 17:15:45 +0000443};
444
Richard Purdie81f280e2005-11-12 14:22:11 +0000445static struct pxaohci_platform_data mainstone_ohci_platform_data = {
446 .port_mode = PMM_PERPORT_MODE,
Eric Miao097b5332008-09-27 15:49:57 +0800447 .flags = ENABLE_PORT_ALL | POWER_CONTROL_LOW | POWER_SENSE_LOW,
Richard Purdie81f280e2005-11-12 14:22:11 +0000448};
449
Eric Miao36caeb42008-06-02 13:32:42 +0800450#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
Chao Xie0a085a92013-05-05 20:24:58 -0700451static const unsigned int mainstone_matrix_keys[] = {
eric miao55c26e42008-01-23 14:25:27 +0800452 KEY(0, 0, KEY_A), KEY(1, 0, KEY_B), KEY(2, 0, KEY_C),
453 KEY(3, 0, KEY_D), KEY(4, 0, KEY_E), KEY(5, 0, KEY_F),
454 KEY(0, 1, KEY_G), KEY(1, 1, KEY_H), KEY(2, 1, KEY_I),
455 KEY(3, 1, KEY_J), KEY(4, 1, KEY_K), KEY(5, 1, KEY_L),
456 KEY(0, 2, KEY_M), KEY(1, 2, KEY_N), KEY(2, 2, KEY_O),
457 KEY(3, 2, KEY_P), KEY(4, 2, KEY_Q), KEY(5, 2, KEY_R),
458 KEY(0, 3, KEY_S), KEY(1, 3, KEY_T), KEY(2, 3, KEY_U),
459 KEY(3, 3, KEY_V), KEY(4, 3, KEY_W), KEY(5, 3, KEY_X),
460 KEY(2, 4, KEY_Y), KEY(3, 4, KEY_Z),
461
462 KEY(0, 4, KEY_DOT), /* . */
463 KEY(1, 4, KEY_CLOSE), /* @ */
464 KEY(4, 4, KEY_SLASH),
465 KEY(5, 4, KEY_BACKSLASH),
466 KEY(0, 5, KEY_HOME),
467 KEY(1, 5, KEY_LEFTSHIFT),
468 KEY(2, 5, KEY_SPACE),
469 KEY(3, 5, KEY_SPACE),
470 KEY(4, 5, KEY_ENTER),
471 KEY(5, 5, KEY_BACKSPACE),
472
473 KEY(0, 6, KEY_UP),
474 KEY(1, 6, KEY_DOWN),
475 KEY(2, 6, KEY_LEFT),
476 KEY(3, 6, KEY_RIGHT),
477 KEY(4, 6, KEY_SELECT),
478};
479
Chao Xie0a085a92013-05-05 20:24:58 -0700480static struct matrix_keymap_data mainstone_matrix_keymap_data = {
481 .keymap = mainstone_matrix_keys,
482 .keymap_size = ARRAY_SIZE(mainstone_matrix_keys),
483};
484
eric miao55c26e42008-01-23 14:25:27 +0800485struct pxa27x_keypad_platform_data mainstone_keypad_info = {
486 .matrix_key_rows = 6,
487 .matrix_key_cols = 7,
Chao Xie0a085a92013-05-05 20:24:58 -0700488 .matrix_keymap_data = &mainstone_matrix_keymap_data,
eric miao55c26e42008-01-23 14:25:27 +0800489
490 .enable_rotary0 = 1,
491 .rotary0_up_key = KEY_UP,
492 .rotary0_down_key = KEY_DOWN,
493
494 .debounce_interval = 30,
495};
496
497static void __init mainstone_init_keypad(void)
498{
499 pxa_set_keypad_info(&mainstone_keypad_info);
500}
501#else
502static inline void mainstone_init_keypad(void) {}
503#endif
504
Russell King34fdbe62018-11-28 13:57:23 +0000505static int mst_pcmcia0_irqs[11] = {
506 [0 ... 10] = -1,
507 [5] = MAINSTONE_S0_CD_IRQ,
508 [8] = MAINSTONE_S0_STSCHG_IRQ,
509 [10] = MAINSTONE_S0_IRQ,
510};
511
512static int mst_pcmcia1_irqs[11] = {
513 [0 ... 10] = -1,
514 [5] = MAINSTONE_S1_CD_IRQ,
515 [8] = MAINSTONE_S1_STSCHG_IRQ,
516 [10] = MAINSTONE_S1_IRQ,
517};
518
519static struct gpiod_lookup_table mainstone_pcmcia_gpio_table = {
520 .dev_id = "pxa2xx-pcmcia",
521 .table = {
522 GPIO_LOOKUP("mst-pcmcia0", 0, "a0vpp", GPIO_ACTIVE_HIGH),
523 GPIO_LOOKUP("mst-pcmcia0", 1, "a1vpp", GPIO_ACTIVE_HIGH),
524 GPIO_LOOKUP("mst-pcmcia0", 2, "a0vcc", GPIO_ACTIVE_HIGH),
525 GPIO_LOOKUP("mst-pcmcia0", 3, "a1vcc", GPIO_ACTIVE_HIGH),
526 GPIO_LOOKUP("mst-pcmcia0", 4, "areset", GPIO_ACTIVE_HIGH),
527 GPIO_LOOKUP("mst-pcmcia0", 5, "adetect", GPIO_ACTIVE_LOW),
528 GPIO_LOOKUP("mst-pcmcia0", 6, "avs1", GPIO_ACTIVE_LOW),
529 GPIO_LOOKUP("mst-pcmcia0", 7, "avs2", GPIO_ACTIVE_LOW),
530 GPIO_LOOKUP("mst-pcmcia0", 8, "abvd1", GPIO_ACTIVE_HIGH),
531 GPIO_LOOKUP("mst-pcmcia0", 9, "abvd2", GPIO_ACTIVE_HIGH),
532 GPIO_LOOKUP("mst-pcmcia0", 10, "aready", GPIO_ACTIVE_HIGH),
533 GPIO_LOOKUP("mst-pcmcia1", 0, "b0vpp", GPIO_ACTIVE_HIGH),
534 GPIO_LOOKUP("mst-pcmcia1", 1, "b1vpp", GPIO_ACTIVE_HIGH),
535 GPIO_LOOKUP("mst-pcmcia1", 2, "b0vcc", GPIO_ACTIVE_HIGH),
536 GPIO_LOOKUP("mst-pcmcia1", 3, "b1vcc", GPIO_ACTIVE_HIGH),
537 GPIO_LOOKUP("mst-pcmcia1", 4, "breset", GPIO_ACTIVE_HIGH),
538 GPIO_LOOKUP("mst-pcmcia1", 5, "bdetect", GPIO_ACTIVE_LOW),
539 GPIO_LOOKUP("mst-pcmcia1", 6, "bvs1", GPIO_ACTIVE_LOW),
540 GPIO_LOOKUP("mst-pcmcia1", 7, "bvs2", GPIO_ACTIVE_LOW),
541 GPIO_LOOKUP("mst-pcmcia1", 8, "bbvd1", GPIO_ACTIVE_HIGH),
542 GPIO_LOOKUP("mst-pcmcia1", 9, "bbvd2", GPIO_ACTIVE_HIGH),
543 GPIO_LOOKUP("mst-pcmcia1", 10, "bready", GPIO_ACTIVE_HIGH),
544 { },
545 },
546};
547
Linus Torvalds1da177e2005-04-16 15:20:36 -0700548static void __init mainstone_init(void)
549{
Todd Poynor74ec71e2005-11-04 17:15:45 +0000550 int SW7 = 0; /* FIXME: get from SCR (Mst doc section 3.2.1.1) */
551
eric miaofef06d22008-02-04 17:15:50 +0800552 pxa2xx_mfp_config(ARRAY_AND_SIZE(mainstone_pin_config));
553
Russell King34fdbe62018-11-28 13:57:23 +0000554 /* Register board control register(s) as GPIOs */
555 gpio_reg_init(NULL, (void __iomem *)&MST_PCMCIA0, -1, 11,
556 "mst-pcmcia0", MST_PCMCIA_INPUTS, 0, NULL,
557 NULL, mst_pcmcia0_irqs);
558 gpio_reg_init(NULL, (void __iomem *)&MST_PCMCIA1, -1, 11,
559 "mst-pcmcia1", MST_PCMCIA_INPUTS, 0, NULL,
560 NULL, mst_pcmcia1_irqs);
561 gpiod_add_lookup_table(&mainstone_pcmcia_gpio_table);
562
Russell Kingcc155c62009-11-09 13:34:08 +0800563 pxa_set_ffuart_info(NULL);
564 pxa_set_btuart_info(NULL);
565 pxa_set_stuart_info(NULL);
566
Marek Vasutad68bb92010-11-03 16:29:35 +0100567 mst_flash_data[0].width = (__raw_readl(BOOT_DEF) & 1) ? 2 : 4;
Todd Poynor74ec71e2005-11-04 17:15:45 +0000568 mst_flash_data[1].width = 4;
569
570 /* Compensate for SW7 which swaps the flash banks */
571 mst_flash_data[SW7].name = "processor-flash";
572 mst_flash_data[SW7 ^ 1].name = "mainboard-flash";
573
574 printk(KERN_NOTICE "Mainstone configured to boot from %s\n",
575 mst_flash_data[0].name);
576
Jared Hulbert5b2e98c2006-01-05 21:12:26 +0000577 /* system bus arbiter setting
578 * - Core_Park
579 * - LCD_wt:DMA_wt:CORE_Wt = 2:3:4
580 */
581 ARB_CNTRL = ARB_CORE_PARK | 0x234;
582
Todd Poynor74ec71e2005-11-04 17:15:45 +0000583 platform_add_devices(platform_devices, ARRAY_SIZE(platform_devices));
Linus Torvalds1da177e2005-04-16 15:20:36 -0700584
585 /* reading Mainstone's "Virtual Configuration Register"
586 might be handy to select LCD type here */
587 if (0)
Richard Purdied14b2722006-09-20 22:54:21 +0100588 mainstone_pxafb_info.modes = &toshiba_ltm04c380k_mode;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700589 else
Richard Purdied14b2722006-09-20 22:54:21 +0100590 mainstone_pxafb_info.modes = &toshiba_ltm035a776c_mode;
591
Russell King - ARM Linux4321e1a2011-02-15 15:37:30 +0800592 pxa_set_fb_info(NULL, &mainstone_pxafb_info);
Russell King3777f772007-11-08 11:22:48 +0000593 mainstone_backlight_register();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700594
595 pxa_set_mci_info(&mainstone_mci_platform_data);
Nicolas Pitre6f475c02005-10-28 16:39:33 +0100596 pxa_set_ficp_info(&mainstone_ficp_platform_data);
Richard Purdie81f280e2005-11-12 14:22:11 +0000597 pxa_set_ohci_info(&mainstone_ohci_platform_data);
Mark Brown835e7f12008-04-07 17:16:34 +0100598 pxa_set_i2c_info(NULL);
Mark Brown9f19d632008-06-10 12:30:05 +0100599 pxa_set_ac97_info(&mst_audio_ops);
eric miao55c26e42008-01-23 14:25:27 +0800600
601 mainstone_init_keypad();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700602}
603
604
605static struct map_desc mainstone_io_desc[] __initdata = {
Deepak Saxena6f9182e2005-10-28 15:19:01 +0100606 { /* CPLD */
607 .virtual = MST_FPGA_VIRT,
608 .pfn = __phys_to_pfn(MST_FPGA_PHYS),
609 .length = 0x00100000,
610 .type = MT_DEVICE
611 }
Linus Torvalds1da177e2005-04-16 15:20:36 -0700612};
613
614static void __init mainstone_map_io(void)
615{
Marek Vasut851982c2010-10-11 02:20:19 +0200616 pxa27x_map_io();
Linus Torvalds1da177e2005-04-16 15:20:36 -0700617 iotable_init(mainstone_io_desc, ARRAY_SIZE(mainstone_io_desc));
618
Todd Poynor87754202005-06-03 20:52:27 +0100619 /* for use I SRAM as framebuffer. */
620 PSLR |= 0xF04;
621 PCFR = 0x66;
Linus Torvalds1da177e2005-04-16 15:20:36 -0700622}
623
Bryan Wu55f5d8e2012-03-14 02:07:58 +0800624/*
625 * Driver for the 8 discrete LEDs available for general use:
626 * Note: bits [15-8] are used to enable/blank the 8 7 segment hex displays
627 * so be sure to not monkey with them here.
628 */
629
630#if defined(CONFIG_NEW_LEDS) && defined(CONFIG_LEDS_CLASS)
631struct mainstone_led {
632 struct led_classdev cdev;
633 u8 mask;
634};
635
636/*
637 * The triggers lines up below will only be used if the
638 * LED triggers are compiled in.
639 */
640static const struct {
641 const char *name;
642 const char *trigger;
643} mainstone_leds[] = {
644 { "mainstone:D28", "default-on", },
645 { "mainstone:D27", "cpu0", },
646 { "mainstone:D26", "heartbeat" },
647 { "mainstone:D25", },
648 { "mainstone:D24", },
649 { "mainstone:D23", },
650 { "mainstone:D22", },
651 { "mainstone:D21", },
652};
653
654static void mainstone_led_set(struct led_classdev *cdev,
655 enum led_brightness b)
656{
657 struct mainstone_led *led = container_of(cdev,
658 struct mainstone_led, cdev);
659 u32 reg = MST_LEDCTRL;
660
661 if (b != LED_OFF)
662 reg |= led->mask;
663 else
664 reg &= ~led->mask;
665
666 MST_LEDCTRL = reg;
667}
668
669static enum led_brightness mainstone_led_get(struct led_classdev *cdev)
670{
671 struct mainstone_led *led = container_of(cdev,
672 struct mainstone_led, cdev);
673 u32 reg = MST_LEDCTRL;
674
675 return (reg & led->mask) ? LED_FULL : LED_OFF;
676}
677
678static int __init mainstone_leds_init(void)
679{
680 int i;
681
682 if (!machine_is_mainstone())
683 return -ENODEV;
684
685 /* All ON */
686 MST_LEDCTRL |= 0xff;
687 for (i = 0; i < ARRAY_SIZE(mainstone_leds); i++) {
688 struct mainstone_led *led;
689
690 led = kzalloc(sizeof(*led), GFP_KERNEL);
691 if (!led)
692 break;
693
694 led->cdev.name = mainstone_leds[i].name;
695 led->cdev.brightness_set = mainstone_led_set;
696 led->cdev.brightness_get = mainstone_led_get;
697 led->cdev.default_trigger = mainstone_leds[i].trigger;
698 led->mask = BIT(i);
699
700 if (led_classdev_register(NULL, &led->cdev) < 0) {
701 kfree(led);
702 break;
703 }
704 }
705
706 return 0;
707}
708
709/*
710 * Since we may have triggers on any subsystem, defer registration
711 * until after subsystem_init.
712 */
713fs_initcall(mainstone_leds_init);
714#endif
715
Linus Torvalds1da177e2005-04-16 15:20:36 -0700716MACHINE_START(MAINSTONE, "Intel HCDDBBVA0 Development Platform (aka Mainstone)")
Russell Kinge9dea0c2005-07-03 17:38:58 +0100717 /* Maintainer: MontaVista Software Inc. */
Nicolas Pitre7375aba2011-07-05 22:38:15 -0400718 .atag_offset = 0x100, /* BLOB boot parameter setting */
Russell Kinge9dea0c2005-07-03 17:38:58 +0100719 .map_io = mainstone_map_io,
Haojian Zhuang6ac6b812010-08-20 15:23:59 +0800720 .nr_irqs = MAINSTONE_NR_IRQS,
Robert Jarzmik27768862015-04-24 23:22:35 +0200721 .init_irq = pxa27x_init_irq,
Eric Miao8a97ae22011-05-18 21:30:04 +0800722 .handle_irq = pxa27x_handle_irq,
Stephen Warren6bb27d72012-11-08 12:40:59 -0700723 .init_time = pxa_timer_init,
Russell Kinge9dea0c2005-07-03 17:38:58 +0100724 .init_machine = mainstone_init,
Russell King271a74f2011-11-04 14:15:53 +0000725 .restart = pxa_restart,
Linus Torvalds1da177e2005-04-16 15:20:36 -0700726MACHINE_END