colibri-pxa270-income.c 6.0 KB

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