1 /*
2 * linux/arch/arm/mach-pxa/income.c
3 *
4 * Support for Income s.r.o. SH-Dmaster PXA270 SBC
5 *
6 * Copyright (C) 2010
7 * Marek Vasut <marek.vasut@gmail.com>
8 * Pavel Revak <palo@bielyvlk.sk>
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 as
12 * published by the Free Software Foundation.
13 */
14
15 #include <linux/bitops.h>
16 #include <linux/delay.h>
17 #include <linux/gpio.h>
18 #include <linux/init.h>
19 #include <linux/interrupt.h>
20 #include <linux/ioport.h>
21 #include <linux/kernel.h>
22 #include <linux/platform_device.h>
23 #include <linux/pwm_backlight.h>
24 #include <linux/i2c/pxa-i2c.h>
25
26 #include <asm/irq.h>
27 #include <asm/mach-types.h>
28
29 #include <mach/hardware.h>
30 #include <mach/mmc.h>
31 #include <mach/ohci.h>
32 #include <mach/pxa27x.h>
33 #include <mach/pxa27x-udc.h>
34 #include <mach/pxafb.h>
35
36 #include "devices.h"
37 #include "generic.h"
38
39 #define GPIO114_INCOME_ETH_IRQ (114)
40 #define GPIO0_INCOME_SD_DETECT (0)
41 #define GPIO0_INCOME_SD_RO (1)
42 #define GPIO54_INCOME_LED_A (54)
43 #define GPIO55_INCOME_LED_B (55)
44 #define GPIO113_INCOME_TS_IRQ (113)
45
46 /******************************************************************************
47 * SD/MMC card controller
48 ******************************************************************************/
49 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
50 static struct pxamci_platform_data income_mci_platform_data = {
51 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
52 .gpio_power = -1,
53 .gpio_card_detect = GPIO0_INCOME_SD_DETECT,
54 .gpio_card_ro = GPIO0_INCOME_SD_RO,
55 .detect_delay_ms = 200,
56 };
57
income_mmc_init(void)58 static void __init income_mmc_init(void)
59 {
60 pxa_set_mci_info(&income_mci_platform_data);
61 }
62 #else
income_mmc_init(void)63 static inline void income_mmc_init(void) {}
64 #endif
65
66 /******************************************************************************
67 * USB Host
68 ******************************************************************************/
69 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
70 static struct pxaohci_platform_data income_ohci_info = {
71 .port_mode = PMM_PERPORT_MODE,
72 .flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
73 };
74
income_uhc_init(void)75 static void __init income_uhc_init(void)
76 {
77 pxa_set_ohci_info(&income_ohci_info);
78 }
79 #else
income_uhc_init(void)80 static inline void income_uhc_init(void) {}
81 #endif
82
83 /******************************************************************************
84 * LED
85 ******************************************************************************/
86 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
87 struct gpio_led income_gpio_leds[] = {
88 {
89 .name = "income:green:leda",
90 .default_trigger = "none",
91 .gpio = GPIO54_INCOME_LED_A,
92 .active_low = 1,
93 },
94 {
95 .name = "income:green:ledb",
96 .default_trigger = "none",
97 .gpio = GPIO55_INCOME_LED_B,
98 .active_low = 1,
99 }
100 };
101
102 static struct gpio_led_platform_data income_gpio_led_info = {
103 .leds = income_gpio_leds,
104 .num_leds = ARRAY_SIZE(income_gpio_leds),
105 };
106
107 static struct platform_device income_leds = {
108 .name = "leds-gpio",
109 .id = -1,
110 .dev = {
111 .platform_data = &income_gpio_led_info,
112 }
113 };
114
income_led_init(void)115 static void __init income_led_init(void)
116 {
117 platform_device_register(&income_leds);
118 }
119 #else
income_led_init(void)120 static inline void income_led_init(void) {}
121 #endif
122
123 /******************************************************************************
124 * I2C
125 ******************************************************************************/
126 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
127 static struct i2c_board_info __initdata income_i2c_devs[] = {
128 {
129 I2C_BOARD_INFO("ds1340", 0x68),
130 }, {
131 I2C_BOARD_INFO("lm75", 0x4f),
132 },
133 };
134
income_i2c_init(void)135 static void __init income_i2c_init(void)
136 {
137 pxa_set_i2c_info(NULL);
138 pxa27x_set_i2c_power_info(NULL);
139 i2c_register_board_info(0, ARRAY_AND_SIZE(income_i2c_devs));
140 }
141 #else
income_i2c_init(void)142 static inline void income_i2c_init(void) {}
143 #endif
144
145 /******************************************************************************
146 * Framebuffer
147 ******************************************************************************/
148 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
149 static struct pxafb_mode_info income_lcd_modes[] = {
150 {
151 .pixclock = 144700,
152 .xres = 320,
153 .yres = 240,
154 .bpp = 32,
155 .depth = 18,
156
157 .left_margin = 10,
158 .right_margin = 10,
159 .upper_margin = 7,
160 .lower_margin = 8,
161
162 .hsync_len = 20,
163 .vsync_len = 2,
164
165 .sync = FB_SYNC_VERT_HIGH_ACT,
166 },
167 };
168
169 static struct pxafb_mach_info income_lcd_screen = {
170 .modes = income_lcd_modes,
171 .num_modes = ARRAY_SIZE(income_lcd_modes),
172 .lcd_conn = LCD_COLOR_TFT_18BPP | LCD_PCLK_EDGE_FALL,
173 };
174
income_lcd_init(void)175 static void __init income_lcd_init(void)
176 {
177 pxa_set_fb_info(NULL, &income_lcd_screen);
178 }
179 #else
income_lcd_init(void)180 static inline void income_lcd_init(void) {}
181 #endif
182
183 /******************************************************************************
184 * Backlight
185 ******************************************************************************/
186 #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
187 static struct platform_pwm_backlight_data income_backlight_data = {
188 .pwm_id = 0,
189 .max_brightness = 0x3ff,
190 .dft_brightness = 0x1ff,
191 .pwm_period_ns = 1000000,
192 };
193
194 static struct platform_device income_backlight = {
195 .name = "pwm-backlight",
196 .dev = {
197 .parent = &pxa27x_device_pwm0.dev,
198 .platform_data = &income_backlight_data,
199 },
200 };
201
income_pwm_init(void)202 static void __init income_pwm_init(void)
203 {
204 platform_device_register(&income_backlight);
205 }
206 #else
income_pwm_init(void)207 static inline void income_pwm_init(void) {}
208 #endif
209
colibri_pxa270_income_boardinit(void)210 void __init colibri_pxa270_income_boardinit(void)
211 {
212 pxa_set_ffuart_info(NULL);
213 pxa_set_btuart_info(NULL);
214 pxa_set_stuart_info(NULL);
215
216 income_mmc_init();
217 income_uhc_init();
218 income_led_init();
219 income_i2c_init();
220 income_lcd_init();
221 income_pwm_init();
222 }
223
224