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Thomas Gleixnerd2912cb2019-06-04 10:11:33 +02001// SPDX-License-Identifier: GPL-2.0-only
Marek Vasut0f6ff0f2008-11-20 00:58:38 +01002/*
3 * Hardware definitions for Palm Tungsten|T5
4 *
5 * Author: Marek Vasut <marek.vasut@gmail.com>
6 *
7 * Based on work of:
8 * Ales Snuparek <snuparek@atlas.cz>
9 * Justin Kendrick <twilightsentry@gmail.com>
10 * RichardT5 <richard_t5@users.sourceforge.net>
11 *
Marek Vasut0f6ff0f2008-11-20 00:58:38 +010012 * (find more info at www.hackndev.com)
Marek Vasut0f6ff0f2008-11-20 00:58:38 +010013 */
14
15#include <linux/platform_device.h>
16#include <linux/delay.h>
17#include <linux/irq.h>
18#include <linux/gpio_keys.h>
19#include <linux/input.h>
Russell King8d717a52010-05-22 19:47:18 +010020#include <linux/memblock.h>
Marek Vasut0f6ff0f2008-11-20 00:58:38 +010021#include <linux/pda_power.h>
22#include <linux/pwm_backlight.h>
23#include <linux/gpio.h>
Marek Vasut241cf472010-06-04 03:07:33 +020024#include <linux/wm97xx.h>
Marek Vasut0f6ff0f2008-11-20 00:58:38 +010025#include <linux/power_supply.h>
26
27#include <asm/mach-types.h>
28#include <asm/mach/arch.h>
29#include <asm/mach/map.h>
30
Arnd Bergmann4c25c5d2015-01-30 10:45:33 +010031#include "pxa27x.h"
Marek Vasut0f6ff0f2008-11-20 00:58:38 +010032#include <mach/audio.h>
Arnd Bergmann4c25c5d2015-01-30 10:45:33 +010033#include "palmt5.h"
Arnd Bergmann293b2da2012-08-24 15:16:48 +020034#include <linux/platform_data/mmc-pxamci.h>
35#include <linux/platform_data/video-pxafb.h>
36#include <linux/platform_data/irda-pxaficp.h>
37#include <linux/platform_data/keypad-pxa27x.h>
Arnd Bergmann4c25c5d2015-01-30 10:45:33 +010038#include "udc.h"
Arnd Bergmann293b2da2012-08-24 15:16:48 +020039#include <linux/platform_data/asoc-palm27x.h>
Arnd Bergmann4c25c5d2015-01-30 10:45:33 +010040#include "palm27x.h"
Marek Vasut0f6ff0f2008-11-20 00:58:38 +010041
42#include "generic.h"
43#include "devices.h"
44
45/******************************************************************************
46 * Pin configuration
47 ******************************************************************************/
48static unsigned long palmt5_pin_config[] __initdata = {
49 /* MMC */
50 GPIO32_MMC_CLK,
51 GPIO92_MMC_DAT_0,
52 GPIO109_MMC_DAT_1,
53 GPIO110_MMC_DAT_2,
54 GPIO111_MMC_DAT_3,
55 GPIO112_MMC_CMD,
56 GPIO14_GPIO, /* SD detect */
57 GPIO114_GPIO, /* SD power */
58 GPIO115_GPIO, /* SD r/o switch */
59
60 /* AC97 */
61 GPIO28_AC97_BITCLK,
62 GPIO29_AC97_SDATA_IN_0,
63 GPIO30_AC97_SDATA_OUT,
64 GPIO31_AC97_SYNC,
Marek Vasut6ec04f42009-05-22 01:39:10 +020065 GPIO89_AC97_SYSCLK,
Marek Vasutefb12cd2009-04-12 16:37:23 +020066 GPIO95_AC97_nRESET,
Marek Vasut0f6ff0f2008-11-20 00:58:38 +010067
68 /* IrDA */
69 GPIO40_GPIO, /* ir disable */
70 GPIO46_FICP_RXD,
71 GPIO47_FICP_TXD,
72
73 /* USB */
74 GPIO15_GPIO, /* usb detect */
Marek Vasutefb12cd2009-04-12 16:37:23 +020075 GPIO93_GPIO, /* usb power */
Marek Vasut0f6ff0f2008-11-20 00:58:38 +010076
77 /* MATRIX KEYPAD */
Marek Vasut81854f82009-03-28 12:37:42 +010078 GPIO100_KP_MKIN_0 | WAKEUP_ON_LEVEL_HIGH,
79 GPIO101_KP_MKIN_1 | WAKEUP_ON_LEVEL_HIGH,
80 GPIO102_KP_MKIN_2 | WAKEUP_ON_LEVEL_HIGH,
81 GPIO97_KP_MKIN_3 | WAKEUP_ON_LEVEL_HIGH,
Marek Vasut0f6ff0f2008-11-20 00:58:38 +010082 GPIO103_KP_MKOUT_0,
83 GPIO104_KP_MKOUT_1,
84 GPIO105_KP_MKOUT_2,
85
86 /* LCD */
Eric Miaobedbda92010-01-04 11:37:14 +080087 GPIOxx_LCD_TFT_16BPP,
Marek Vasut0f6ff0f2008-11-20 00:58:38 +010088
89 /* PWM */
90 GPIO16_PWM0_OUT,
91
Marek Vasutecf763c2009-07-16 19:37:29 +020092 /* FFUART */
93 GPIO34_FFUART_RXD,
94 GPIO39_FFUART_TXD,
95
Marek Vasut0f6ff0f2008-11-20 00:58:38 +010096 /* MISC */
97 GPIO10_GPIO, /* hotsync button */
98 GPIO90_GPIO, /* power detect */
99 GPIO107_GPIO, /* earphone detect */
100};
101
102/******************************************************************************
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100103 * GPIO keyboard
104 ******************************************************************************/
Marek Vasut31620e22010-07-13 08:16:45 +0200105#if defined(CONFIG_KEYBOARD_PXA27x) || defined(CONFIG_KEYBOARD_PXA27x_MODULE)
Chao Xie0a085a92013-05-05 20:24:58 -0700106static const unsigned int palmt5_matrix_keys[] = {
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100107 KEY(0, 0, KEY_POWER),
108 KEY(0, 1, KEY_F1),
109 KEY(0, 2, KEY_ENTER),
110
111 KEY(1, 0, KEY_F2),
112 KEY(1, 1, KEY_F3),
113 KEY(1, 2, KEY_F4),
114
115 KEY(2, 0, KEY_UP),
116 KEY(2, 2, KEY_DOWN),
117
118 KEY(3, 0, KEY_RIGHT),
119 KEY(3, 2, KEY_LEFT),
120};
121
Chao Xie0a085a92013-05-05 20:24:58 -0700122static struct matrix_keymap_data palmt5_matrix_keymap_data = {
123 .keymap = palmt5_matrix_keys,
124 .keymap_size = ARRAY_SIZE(palmt5_matrix_keys),
125};
126
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100127static struct pxa27x_keypad_platform_data palmt5_keypad_platform_data = {
128 .matrix_key_rows = 4,
129 .matrix_key_cols = 3,
Chao Xie0a085a92013-05-05 20:24:58 -0700130 .matrix_keymap_data = &palmt5_matrix_keymap_data,
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100131
132 .debounce_interval = 30,
133};
134
Marek Vasut31620e22010-07-13 08:16:45 +0200135static void __init palmt5_kpc_init(void)
136{
137 pxa_set_keypad_info(&palmt5_keypad_platform_data);
138}
139#else
140static inline void palmt5_kpc_init(void) {}
141#endif
142
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100143/******************************************************************************
144 * GPIO keys
145 ******************************************************************************/
Marek Vasut31620e22010-07-13 08:16:45 +0200146#if defined(CONFIG_KEYBOARD_GPIO) || defined(CONFIG_KEYBOARD_GPIO_MODULE)
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100147static struct gpio_keys_button palmt5_pxa_buttons[] = {
148 {KEY_F8, GPIO_NR_PALMT5_HOTSYNC_BUTTON_N, 1, "HotSync Button" },
149};
150
151static struct gpio_keys_platform_data palmt5_pxa_keys_data = {
152 .buttons = palmt5_pxa_buttons,
153 .nbuttons = ARRAY_SIZE(palmt5_pxa_buttons),
154};
155
156static struct platform_device palmt5_pxa_keys = {
157 .name = "gpio-keys",
158 .id = -1,
159 .dev = {
160 .platform_data = &palmt5_pxa_keys_data,
161 },
162};
163
Marek Vasut31620e22010-07-13 08:16:45 +0200164static void __init palmt5_keys_init(void)
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100165{
Marek Vasut31620e22010-07-13 08:16:45 +0200166 platform_device_register(&palmt5_pxa_keys);
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100167}
Marek Vasut31620e22010-07-13 08:16:45 +0200168#else
169static inline void palmt5_keys_init(void) {}
170#endif
Marek Vasut81854f82009-03-28 12:37:42 +0100171
Marek Vasut81854f82009-03-28 12:37:42 +0100172/******************************************************************************
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100173 * Machine init
174 ******************************************************************************/
Russell King98c672c2010-05-22 18:18:57 +0100175static void __init palmt5_reserve(void)
176{
Russell King8d717a52010-05-22 19:47:18 +0100177 memblock_reserve(0xa0200000, 0x1000);
Russell King98c672c2010-05-22 18:18:57 +0100178}
179
Linus Walleij58e2d872018-12-02 09:43:23 +0100180static struct gpiod_lookup_table palmt5_mci_gpio_table = {
181 .dev_id = "pxa2xx-mci.0",
182 .table = {
183 GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMT5_SD_DETECT_N,
184 "cd", GPIO_ACTIVE_LOW),
185 GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMT5_SD_READONLY,
186 "wp", GPIO_ACTIVE_LOW),
Linus Walleijf54005b2018-12-02 09:43:27 +0100187 GPIO_LOOKUP("gpio-pxa", GPIO_NR_PALMT5_SD_POWER,
188 "power", GPIO_ACTIVE_HIGH),
Linus Walleij58e2d872018-12-02 09:43:23 +0100189 { },
190 },
191};
192
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100193static void __init palmt5_init(void)
194{
195 pxa2xx_mfp_config(ARRAY_AND_SIZE(palmt5_pin_config));
Russell Kingcc155c62009-11-09 13:34:08 +0800196 pxa_set_ffuart_info(NULL);
197 pxa_set_btuart_info(NULL);
198 pxa_set_stuart_info(NULL);
199
Linus Walleijf54005b2018-12-02 09:43:27 +0100200 palm27x_mmc_init(&palmt5_mci_gpio_table);
Marek Vasut31620e22010-07-13 08:16:45 +0200201 palm27x_pm_init(PALMT5_STR_BASE);
202 palm27x_lcd_init(-1, &palm_320x480_lcd_mode);
203 palm27x_udc_init(GPIO_NR_PALMT5_USB_DETECT_N,
204 GPIO_NR_PALMT5_USB_PULLUP, 1);
205 palm27x_irda_init(GPIO_NR_PALMT5_IR_DISABLE);
206 palm27x_ac97_init(PALMT5_BAT_MIN_VOLTAGE, PALMT5_BAT_MAX_VOLTAGE,
207 GPIO_NR_PALMT5_EARPHONE_DETECT, 95);
208 palm27x_pwm_init(GPIO_NR_PALMT5_BL_POWER, GPIO_NR_PALMT5_LCD_POWER);
209 palm27x_power_init(GPIO_NR_PALMT5_POWER_DETECT, -1);
210 palm27x_pmic_init();
211 palmt5_kpc_init();
212 palmt5_keys_init();
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100213}
214
215MACHINE_START(PALMT5, "Palm Tungsten|T5")
Nicolas Pitre7375aba2011-07-05 22:38:15 -0400216 .atag_offset = 0x100,
Marek Vasut851982c2010-10-11 02:20:19 +0200217 .map_io = pxa27x_map_io,
Russell King98c672c2010-05-22 18:18:57 +0100218 .reserve = palmt5_reserve,
Rob Herring4e611092012-01-03 16:53:48 -0600219 .nr_irqs = PXA_NR_IRQS,
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100220 .init_irq = pxa27x_init_irq,
Eric Miao8a97ae22011-05-18 21:30:04 +0800221 .handle_irq = pxa27x_handle_irq,
Stephen Warren6bb27d72012-11-08 12:40:59 -0700222 .init_time = pxa_timer_init,
Russell King271a74f2011-11-04 14:15:53 +0000223 .init_machine = palmt5_init,
224 .restart = pxa_restart,
Marek Vasut0f6ff0f2008-11-20 00:58:38 +0100225MACHINE_END