arch/arm/mach-pxa/colibri-pxa270-income.c

   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)
  49 static 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
  54 static 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
  67 static 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
  73 static 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)
  80 static 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
  85 static void __init income_uhc_init(void)
  86 {
  87         pxa_set_ohci_info(&income_ohci_info);
  88 }
  89 #else
  90 static inline void income_uhc_init(void) {}
  91 #endif
  92
  93 /******************************************************************************
  94  * LED
  95  ******************************************************************************/
  96 #if defined(CONFIG_LEDS_GPIO) || defined(CONFIG_LEDS_GPIO_MODULE)
  97 struct 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
 112 static struct gpio_led_platform_data income_gpio_led_info = {
 113         .leds           = income_gpio_leds,
 114         .num_leds       = ARRAY_SIZE(income_gpio_leds),
 115 };
 116
 117 static struct platform_device income_leds = {
 118         .name   = "leds-gpio",
 119         .id     = -1,
 120         .dev    = {
 121                 .platform_data  = &income_gpio_led_info,
 122         }
 123 };
 124
 125 static void __init income_led_init(void)
 126 {
 127         platform_device_register(&income_leds);
 128 }
 129 #else
 130 static inline void income_led_init(void) {}
 131 #endif
 132
 133 /******************************************************************************
 134  * I2C
 135  ******************************************************************************/
 136 #if defined(CONFIG_I2C_PXA) || defined(CONFIG_I2C_PXA_MODULE)
 137 static 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
 145 static 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
 152 static inline void income_i2c_init(void) {}
 153 #endif
 154
 155 /******************************************************************************
 156  * Framebuffer
 157  ******************************************************************************/
 158 #if defined(CONFIG_FB_PXA) || defined(CONFIG_FB_PXA_MODULE)
 159 static 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
 179 static 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
 185 static void __init income_lcd_init(void)
 186 {
 187         pxa_set_fb_info(NULL, &income_lcd_screen);
 188 }
 189 #else
 190 static inline void income_lcd_init(void) {}
 191 #endif
 192
 193 /******************************************************************************
 194  * Backlight
 195  ******************************************************************************/
 196 #if defined(CONFIG_BACKLIGHT_PWM) || defined(CONFIG_BACKLIGHT_PWM_MODULE)
 197 static struct pwm_lookup income_pwm_lookup[] = {
 198         PWM_LOOKUP("pxa27x-pwm.0", 0, "pwm-backlight.0", NULL, 1000000,
 199                    PWM_POLARITY_NORMAL),
 200 };
 201
 202 static struct platform_pwm_backlight_data income_backlight_data = {
 203         .max_brightness = 0x3ff,
 204         .dft_brightness = 0x1ff,
 205 };
 206
 207 static struct platform_device income_backlight = {
 208         .name   = "pwm-backlight",
 209         .dev    = {
 210                 .parent         = &pxa27x_device_pwm0.dev,
 211                 .platform_data  = &income_backlight_data,
 212         },
 213 };
 214
 215 static void __init income_pwm_init(void)
 216 {
 217         pwm_add_table(income_pwm_lookup, ARRAY_SIZE(income_pwm_lookup));
 218         platform_device_register(&income_backlight);
 219 }
 220 #else
 221 static inline void income_pwm_init(void) {}
 222 #endif
 223
 224 void __init colibri_pxa270_income_boardinit(void)
 225 {
 226         pxa_set_ffuart_info(NULL);
 227         pxa_set_btuart_info(NULL);
 228         pxa_set_stuart_info(NULL);
 229
 230         income_mmc_init();
 231         income_uhc_init();
 232         income_led_init();
 233         income_i2c_init();
 234         income_lcd_init();
 235         income_pwm_init();
 236 }
 237