Staging
v0.7.0
v0.7.0
https://github.com/torvalds/linux
Tip revision: 9abf2313adc1ca1b6180c508c25f22f9395cc780 authored by Linus Torvalds on 16 October 2022, 22:36:24 UTC
Linux 6.1-rc1
Linux 6.1-rc1
Tip revision: 9abf231
colibri-pxa270-income.c
// SPDX-License-Identifier: GPL-2.0-only
/*
* linux/arch/arm/mach-pxa/income.c
*
* Support for Income s.r.o. SH-Dmaster PXA270 SBC
*
* Copyright (C) 2010
* Marek Vasut <marek.vasut@gmail.com>
* Pavel Revak <palo@bielyvlk.sk>
*/
#include <linux/bitops.h>
#include <linux/delay.h>
#include <linux/gpio/machine.h>
#include <linux/init.h>
#include <linux/interrupt.h>
#include <linux/leds.h>
#include <linux/ioport.h>
#include <linux/kernel.h>
#include <linux/platform_device.h>
#include <linux/pwm.h>
#include <linux/pwm_backlight.h>
#include <linux/platform_data/i2c-pxa.h>
#include <asm/irq.h>
#include <asm/mach-types.h>
#include <linux/platform_data/mmc-pxamci.h>
#include <linux/platform_data/usb-ohci-pxa27x.h>
#include "pxa27x.h"
#include "pxa27x-udc.h"
#include <linux/platform_data/video-pxafb.h>
#include "devices.h"
#include "generic.h"
#define GPIO114_INCOME_ETH_IRQ (114)
#define GPIO0_INCOME_SD_DETECT (0)
#define GPIO0_INCOME_SD_RO (1)
#define GPIO54_INCOME_LED_A (54)
#define GPIO55_INCOME_LED_B (55)
#define GPIO113_INCOME_TS_IRQ (113)
/******************************************************************************
* SD/MMC card controller
******************************************************************************/
#if defined(CONFIG_MMC_PXA) || defined(CONFIG_MMC_PXA_MODULE)
static struct pxamci_platform_data income_mci_platform_data = {
.ocr_mask = MMC_VDD_32_33 | MMC_VDD_33_34,
.detect_delay_ms = 200,
};
static struct gpiod_lookup_table income_mci_gpio_table = {
.dev_id = "pxa2xx-mci.0",
.table = {
/* Card detect on GPIO 0 */
GPIO_LOOKUP("gpio-pxa", GPIO0_INCOME_SD_DETECT,
"cd", GPIO_ACTIVE_LOW),
/* Write protect on GPIO 1 */
GPIO_LOOKUP("gpio-pxa", GPIO0_INCOME_SD_RO,
"wp", GPIO_ACTIVE_LOW),
{ },
},
};
static void __init income_mmc_init(void)
{
gpiod_add_lookup_table(&income_mci_gpio_table);
pxa_set_mci_info(&income_mci_platform_data);
}
#else
static inline void income_mmc_init(void) {}
#endif
/******************************************************************************
* USB Host
******************************************************************************/
#if defined(CONFIG_USB_OHCI_HCD) || defined(CONFIG_USB_OHCI_HCD_MODULE)
static struct pxaohci_platform_data income_ohci_info = {
.port_mode = PMM_PERPORT_MODE,
.flags = ENABLE_PORT1 | POWER_CONTROL_LOW | POWER_SENSE_LOW,
};
static void __init income_uhc_init(void)
{
pxa_set_ohci_info(&income_ohci_info);
}
#else
static inline void income_uhc_init(void) {}
#endif
/******************************************************************************
* LED
******************************************************************************/
#if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
struct gpio_led income_gpio_leds[] = {
{
.name = "income:green:leda",
.default_trigger = "none",
.gpio = GPIO54_INCOME_LED_A,
.active_low = 1,
},
{
.name = "income:green:ledb",
.default_trigger = "none",
.gpio = GPIO55_INCOME_LED_B,
.active_low = 1,
}
};
static struct gpio_led_platform_data income_gpio_led_info = {
.leds = income_gpio_leds,
.num_leds = ARRAY_SIZE(income_gpio_leds),
};
static struct platform_device income_leds = {
.name = "leds-gpio",
.id = -1,
.dev = {
.platform_data = &income_gpio_led_info,
}
};
static void __init income_led_init(void)
{
platform_device_register(&income_leds);
}
#else
static inline void income_led_init(void) {}
#endif
/******************************************************************************
* I2C
******************************************************************************/
#if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
static struct i2c_board_info __initdata income_i2c_devs[] = {
{
I2C_BOARD_INFO("ds1340", 0x68),
}, {
I2C_BOARD_INFO("lm75", 0x4f),
},
};
static void __init income_i2c_init(void)
{
pxa_set_i2c_info(NULL);
pxa27x_set_i2c_power_info(NULL);
i2c_register_board_info(0, ARRAY_AND_SIZE(income_i2c_devs));
}
#else
static inline void income_i2c_init(void) {}
#endif
/******************************************************************************
* Framebuffer
******************************************************************************/
#if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
static struct pxafb_mode_info income_lcd_modes[] = {
{
.pixclock = 144700,
.xres = 320,
.yres = 240,
.bpp = 32,
.depth = 18,
.left_margin = 10,
.right_margin = 10,
.upper_margin = 7,
.lower_margin = 8,
.hsync_len = 20,
.vsync_len = 2,
.sync = FB_SYNC_VERT_HIGH_ACT,
},
};
static struct pxafb_mach_info income_lcd_screen = {
.modes = income_lcd_modes,
.num_modes = ARRAY_SIZE(income_lcd_modes),
.lcd_conn = LCD_COLOR_TFT_18BPP | LCD_PCLK_EDGE_FALL,
};
static void __init income_lcd_init(void)
{
pxa_set_fb_info(NULL, &income_lcd_screen);
}
#else
static inline void income_lcd_init(void) {}
#endif
/******************************************************************************
* Backlight
******************************************************************************/
#if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
static struct pwm_lookup income_pwm_lookup[] = {
PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.0", NULL, 1000000,
PWM_POLARITY_NORMAL),
};
static struct platform_pwm_backlight_data income_backlight_data = {
.max_brightness = 0x3ff,
.dft_brightness = 0x1ff,
};
static struct platform_device income_backlight = {
.name = "pwm-backlight",
.dev = {
.parent = &pxa27x_device_pwm0.dev,
.platform_data = &income_backlight_data,
},
};
static void __init income_pwm_init(void)
{
pwm_add_table(income_pwm_lookup, ARRAY_SIZE(income_pwm_lookup));
platform_device_register(&income_backlight);
}
#else
static inline void income_pwm_init(void) {}
#endif
void __init colibri_pxa270_income_boardinit(void)
{
pxa_set_ffuart_info(NULL);
pxa_set_btuart_info(NULL);
pxa_set_stuart_info(NULL);
income_mmc_init();
income_uhc_init();
income_led_init();
income_i2c_init();
income_lcd_init();
income_pwm_init();
}