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.h>
 24#include <linux/pwm_backlight.h>
 25#include <linux/i2c/pxa-i2c.h>
 26
 27#include <asm/irq.h>
 28#include <asm/mach-types.h>
 29
 30#include <mach/hardware.h>
 31#include <linux/platform_data/mmc-pxamci.h>
 32#include <linux/platform_data/usb-ohci-pxa27x.h>
 33#include "pxa27x.h"
 34#include "pxa27x-udc.h"
 35#include <linux/platform_data/video-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)
 51static 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
 59static void __init income_mmc_init(void)
 60{
 61	pxa_set_mci_info(&income_mci_platform_data);
 62}
 63#else
 64static 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)
 71static 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
 76static void __init income_uhc_init(void)
 77{
 78	pxa_set_ohci_info(&income_ohci_info);
 79}
 80#else
 81static inline void income_uhc_init(void) {}
 82#endif
 83
 84/******************************************************************************
 85 * LED
 86 ******************************************************************************/
 87#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 88struct 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
103static struct gpio_led_platform_data income_gpio_led_info = {
104	.leds		= income_gpio_leds,
105	.num_leds	= ARRAY_SIZE(income_gpio_leds),
106};
107
108static struct platform_device income_leds = {
109	.name	= "leds-gpio",
110	.id	= -1,
111	.dev	= {
112		.platform_data	= &income_gpio_led_info,
113	}
114};
115
116static void __init income_led_init(void)
117{
118	platform_device_register(&income_leds);
119}
120#else
121static inline void income_led_init(void) {}
122#endif
123
124/******************************************************************************
125 * I2C
126 ******************************************************************************/
127#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
128static 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
136static 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
143static inline void income_i2c_init(void) {}
144#endif
145
146/******************************************************************************
147 * Framebuffer
148 ******************************************************************************/
149#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
150static 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
170static 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
176static void __init income_lcd_init(void)
177{
178	pxa_set_fb_info(NULL, &income_lcd_screen);
179}
180#else
181static inline void income_lcd_init(void) {}
182#endif
183
184/******************************************************************************
185 * Backlight
186 ******************************************************************************/
187#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
188static struct pwm_lookup income_pwm_lookup[] = {
189	PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.0", NULL, 1000000,
190		   PWM_POLARITY_NORMAL),
191};
192
193static struct platform_pwm_backlight_data income_backlight_data = {
194	.max_brightness	= 0x3ff,
195	.dft_brightness	= 0x1ff,
196	.enable_gpio	= -1,
197};
198
199static struct platform_device income_backlight = {
200	.name	= "pwm-backlight",
201	.dev	= {
202		.parent		= &pxa27x_device_pwm0.dev,
203		.platform_data	= &income_backlight_data,
204	},
205};
206
207static void __init income_pwm_init(void)
208{
209	pwm_add_table(income_pwm_lookup, ARRAY_SIZE(income_pwm_lookup));
210	platform_device_register(&income_backlight);
211}
212#else
213static inline void income_pwm_init(void) {}
214#endif
215
216void __init colibri_pxa270_income_boardinit(void)
217{
218	pxa_set_ffuart_info(NULL);
219	pxa_set_btuart_info(NULL);
220	pxa_set_stuart_info(NULL);
221
222	income_mmc_init();
223	income_uhc_init();
224	income_led_init();
225	income_i2c_init();
226	income_lcd_init();
227	income_pwm_init();
228}
229