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 #include <linux/sysdev.h>
26
27 #include <asm/irq.h>
28 #include <asm/mach-types.h>
29
30 #include <mach/hardware.h>
31 #include <mach/mmc.h>
32 #include <mach/ohci.h>
33 #include <mach/pxa27x.h>
34 #include <mach/pxa27x-udc.h>
35 #include <mach/pxafb.h>
36
37 #include "devices.h"
38 #include "generic.h"
39
40 #define GPIO114_INCOME_ETH_IRQ (114)
41 #define GPIO0_INCOME_SD_DETECT (0)
42 #define GPIO0_INCOME_SD_RO (1)
43 #define GPIO54_INCOME_LED_A (54)
44 #define GPIO55_INCOME_LED_B (55)
45 #define GPIO113_INCOME_TS_IRQ (113)
46
47 /******************************************************************************
48 * SD/MMC card controller
49 ******************************************************************************/
50 #if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
51 static struct pxamci_platform_data income_mci_platform_data = {
52 .ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
53 .gpio_power = -1,
54 .gpio_card_detect = GPIO0_INCOME_SD_DETECT,
55 .gpio_card_ro = GPIO0_INCOME_SD_RO,
56 .detect_delay_ms = 200,
57 };
58
income_mmc_init(void)59 static void __init income_mmc_init(void)
60 {
61 pxa_set_mci_info(&income_mci_platform_data);
62 }
63 #else
income_mmc_init(void)64 static inline void income_mmc_init(void) {}
65 #endif
66
67 /******************************************************************************
68 * USB Host
69 ******************************************************************************/
70 #if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
71 static struct pxaohci_platform_data income_ohci_info = {
72 .port_mode = PMM_PERPORT_MODE,
73 .flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
74 };
75
income_uhc_init(void)76 static void __init income_uhc_init(void)
77 {
78 pxa_set_ohci_info(&income_ohci_info);
79 }
80 #else
income_uhc_init(void)81 static inline void income_uhc_init(void) {}
82 #endif
83
84 /******************************************************************************
85 * LED
86 ******************************************************************************/
87 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
88 struct gpio_led income_gpio_leds[] = {
89 {
90 .name = "income:green:leda",
91 .default_trigger = "none",
92 .gpio = GPIO54_INCOME_LED_A,
93 .active_low = 1,
94 },
95 {
96 .name = "income:green:ledb",
97 .default_trigger = "none",
98 .gpio = GPIO55_INCOME_LED_B,
99 .active_low = 1,
100 }
101 };
102
103 static struct gpio_led_platform_data income_gpio_led_info = {
104 .leds = income_gpio_leds,
105 .num_leds = ARRAY_SIZE(income_gpio_leds),
106 };
107
108 static struct platform_device income_leds = {
109 .name = "leds-gpio",
110 .id = -1,
111 .dev = {
112 .platform_data = &income_gpio_led_info,
113 }
114 };
115
income_led_init(void)116 static void __init income_led_init(void)
117 {
118 platform_device_register(&income_leds);
119 }
120 #else
income_led_init(void)121 static inline void income_led_init(void) {}
122 #endif
123
124 /******************************************************************************
125 * I2C
126 ******************************************************************************/
127 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
128 static struct i2c_board_info __initdata income_i2c_devs[] = {
129 {
130 I2C_BOARD_INFO("ds1340", 0x68),
131 }, {
132 I2C_BOARD_INFO("lm75", 0x4f),
133 },
134 };
135
income_i2c_init(void)136 static void __init income_i2c_init(void)
137 {
138 pxa_set_i2c_info(NULL);
139 pxa27x_set_i2c_power_info(NULL);
140 i2c_register_board_info(0, ARRAY_AND_SIZE(income_i2c_devs));
141 }
142 #else
income_i2c_init(void)143 static inline void income_i2c_init(void) {}
144 #endif
145
146 /******************************************************************************
147 * Framebuffer
148 ******************************************************************************/
149 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
150 static struct pxafb_mode_info income_lcd_modes[] = {
151 {
152 .pixclock = 144700,
153 .xres = 320,
154 .yres = 240,
155 .bpp = 32,
156 .depth = 18,
157
158 .left_margin = 10,
159 .right_margin = 10,
160 .upper_margin = 7,
161 .lower_margin = 8,
162
163 .hsync_len = 20,
164 .vsync_len = 2,
165
166 .sync = FB_SYNC_VERT_HIGH_ACT,
167 },
168 };
169
170 static struct pxafb_mach_info income_lcd_screen = {
171 .modes = income_lcd_modes,
172 .num_modes = ARRAY_SIZE(income_lcd_modes),
173 .lcd_conn = LCD_COLOR_TFT_18BPP | LCD_PCLK_EDGE_FALL,
174 };
175
income_lcd_init(void)176 static void __init income_lcd_init(void)
177 {
178 pxa_set_fb_info(NULL, &income_lcd_screen);
179 }
180 #else
income_lcd_init(void)181 static inline void income_lcd_init(void) {}
182 #endif
183
184 /******************************************************************************
185 * Backlight
186 ******************************************************************************/
187 #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM__MODULE)
188 static struct platform_pwm_backlight_data income_backlight_data = {
189 .pwm_id = 0,
190 .max_brightness = 0x3ff,
191 .dft_brightness = 0x1ff,
192 .pwm_period_ns = 1000000,
193 };
194
195 static struct platform_device income_backlight = {
196 .name = "pwm-backlight",
197 .dev = {
198 .parent = &pxa27x_device_pwm0.dev,
199 .platform_data = &income_backlight_data,
200 },
201 };
202
income_pwm_init(void)203 static void __init income_pwm_init(void)
204 {
205 platform_device_register(&income_backlight);
206 }
207 #else
income_pwm_init(void)208 static inline void income_pwm_init(void) {}
209 #endif
210
colibri_pxa270_income_boardinit(void)211 void __init colibri_pxa270_income_boardinit(void)
212 {
213 pxa_set_ffuart_info(NULL);
214 pxa_set_btuart_info(NULL);
215 pxa_set_stuart_info(NULL);
216
217 income_mmc_init();
218 income_uhc_init();
219 income_led_init();
220 income_i2c_init();
221 income_lcd_init();
222 income_pwm_init();
223 }
224
225