1// SPDX-License-Identifier: GPL-2.0-only
  2/*
  3 * linux/arch/arm/mach-pxa/income.c
  4 *
  5 * Support for Income s.r.o. SH-Dmaster PXA270 SBC
  6 *
  7 * Copyright (C) 2010
  8 * Marek Vasut <marek.vasut@gmail.com>
  9 * Pavel Revak <palo@bielyvlk.sk>
 10 */
 11
 12#include <linux/bitops.h>
 13#include <linux/delay.h>
 14#include <linux/gpio/machine.h>
 15#include <linux/init.h>
 16#include <linux/interrupt.h>
 17#include <linux/leds.h>
 18#include <linux/ioport.h>
 19#include <linux/kernel.h>
 20#include <linux/platform_device.h>
 21#include <linux/pwm.h>
 22#include <linux/pwm_backlight.h>
 23#include <linux/platform_data/i2c-pxa.h>
 24
 25#include <asm/irq.h>
 26#include <asm/mach-types.h>
 27
 28#include <mach/hardware.h>
 29#include <linux/platform_data/mmc-pxamci.h>
 30#include <linux/platform_data/usb-ohci-pxa27x.h>
 31#include "pxa27x.h"
 32#include "pxa27x-udc.h"
 33#include <linux/platform_data/video-pxafb.h>
 34
 35#include "devices.h"
 36#include "generic.h"
 37
 38#define GPIO114_INCOME_ETH_IRQ  (114)
 39#define GPIO0_INCOME_SD_DETECT  (0)
 40#define GPIO0_INCOME_SD_RO      (1)
 41#define GPIO54_INCOME_LED_A     (54)
 42#define GPIO55_INCOME_LED_B     (55)
 43#define GPIO113_INCOME_TS_IRQ   (113)
 44
 45/******************************************************************************
 46 * SD/MMC card controller
 47 ******************************************************************************/
 48#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
 49static struct pxamci_platform_data income_mci_platform_data = {
 50	.ocr_mask		= MMC_VDD_32_33 | MMC_VDD_33_34,
 51	.detect_delay_ms	= 200,
 52};
 53
 54static struct gpiod_lookup_table income_mci_gpio_table = {
 55	.dev_id = "pxa2xx-mci.0",
 56	.table = {
 57		/* Card detect on GPIO 0 */
 58		GPIO_LOOKUP("gpio-pxa", GPIO0_INCOME_SD_DETECT,
 59			    "cd", GPIO_ACTIVE_LOW),
 60		/* Write protect on GPIO 1 */
 61		GPIO_LOOKUP("gpio-pxa", GPIO0_INCOME_SD_RO,
 62			    "wp", GPIO_ACTIVE_LOW),
 63		{ },
 64	},
 65};
 66
 67static void __init income_mmc_init(void)
 68{
 69	gpiod_add_lookup_table(&income_mci_gpio_table);
 70	pxa_set_mci_info(&income_mci_platform_data);
 71}
 72#else
 73static inline void income_mmc_init(void) {}
 74#endif
 75
 76/******************************************************************************
 77 * USB Host
 78 ******************************************************************************/
 79#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
 80static struct pxaohci_platform_data income_ohci_info = {
 81	.port_mode	= PMM_PERPORT_MODE,
 82	.flags		= ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
 83};
 84
 85static void __init income_uhc_init(void)
 86{
 87	pxa_set_ohci_info(&income_ohci_info);
 88}
 89#else
 90static inline void income_uhc_init(void) {}
 91#endif
 92
 93/******************************************************************************
 94 * LED
 95 ******************************************************************************/
 96#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
 97struct gpio_led income_gpio_leds[] = {
 98	{
 99		.name			= "income:green:leda",
100		.default_trigger	= "none",
101		.gpio			= GPIO54_INCOME_LED_A,
102		.active_low		= 1,
103	},
104	{
105		.name			= "income:green:ledb",
106		.default_trigger	= "none",
107		.gpio			= GPIO55_INCOME_LED_B,
108		.active_low		= 1,
109	}
110};
111
112static struct gpio_led_platform_data income_gpio_led_info = {
113	.leds		= income_gpio_leds,
114	.num_leds	= ARRAY_SIZE(income_gpio_leds),
115};
116
117static struct platform_device income_leds = {
118	.name	= "leds-gpio",
119	.id	= -1,
120	.dev	= {
121		.platform_data	= &income_gpio_led_info,
122	}
123};
124
125static void __init income_led_init(void)
126{
127	platform_device_register(&income_leds);
128}
129#else
130static inline void income_led_init(void) {}
131#endif
132
133/******************************************************************************
134 * I2C
135 ******************************************************************************/
136#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
137static struct i2c_board_info __initdata income_i2c_devs[] = {
138	{
139		I2C_BOARD_INFO("ds1340", 0x68),
140	}, {
141		I2C_BOARD_INFO("lm75", 0x4f),
142	},
143};
144
145static void __init income_i2c_init(void)
146{
147	pxa_set_i2c_info(NULL);
148	pxa27x_set_i2c_power_info(NULL);
149	i2c_register_board_info(0, ARRAY_AND_SIZE(income_i2c_devs));
150}
151#else
152static inline void income_i2c_init(void) {}
153#endif
154
155/******************************************************************************
156 * Framebuffer
157 ******************************************************************************/
158#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
159static struct pxafb_mode_info income_lcd_modes[] = {
160{
161	.pixclock	= 144700,
162	.xres		= 320,
163	.yres		= 240,
164	.bpp		= 32,
165	.depth		= 18,
166
167	.left_margin	= 10,
168	.right_margin	= 10,
169	.upper_margin	= 7,
170	.lower_margin	= 8,
171
172	.hsync_len	= 20,
173	.vsync_len	= 2,
174
175	.sync		= FB_SYNC_VERT_HIGH_ACT,
176},
177};
178
179static struct pxafb_mach_info income_lcd_screen = {
180	.modes		= income_lcd_modes,
181	.num_modes	= ARRAY_SIZE(income_lcd_modes),
182	.lcd_conn	= LCD_COLOR_TFT_18BPP | LCD_PCLK_EDGE_FALL,
183};
184
185static void __init income_lcd_init(void)
186{
187	pxa_set_fb_info(NULL, &income_lcd_screen);
188}
189#else
190static inline void income_lcd_init(void) {}
191#endif
192
193/******************************************************************************
194 * Backlight
195 ******************************************************************************/
196#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
197static struct pwm_lookup income_pwm_lookup[] = {
198	PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.0", NULL, 1000000,
199		   PWM_POLARITY_NORMAL),
200};
201
202static struct platform_pwm_backlight_data income_backlight_data = {
203	.max_brightness	= 0x3ff,
204	.dft_brightness	= 0x1ff,
205	.enable_gpio	= -1,
206};
207
208static struct platform_device income_backlight = {
209	.name	= "pwm-backlight",
210	.dev	= {
211		.parent		= &pxa27x_device_pwm0.dev,
212		.platform_data	= &income_backlight_data,
213	},
214};
215
216static void __init income_pwm_init(void)
217{
218	pwm_add_table(income_pwm_lookup, ARRAY_SIZE(income_pwm_lookup));
219	platform_device_register(&income_backlight);
220}
221#else
222static inline void income_pwm_init(void) {}
223#endif
224
225void __init colibri_pxa270_income_boardinit(void)
226{
227	pxa_set_ffuart_info(NULL);
228	pxa_set_btuart_info(NULL);
229	pxa_set_stuart_info(NULL);
230
231	income_mmc_init();
232	income_uhc_init();
233	income_led_init();
234	income_i2c_init();
235	income_lcd_init();
236	income_pwm_init();
237}
238