drivers/net/bcmbca/phy/dt_access.h

   1 #ifndef __DT_ACCESS_H__
   2 #define __DT_ACCESS_H__
   3
   4 #ifdef __UBOOT__
   5 #include <dm/ofnode.h>
   6 #include <dm/of_access.h>
   7 #include <dm/device.h>
   8 #include <dm/read.h>
   9 #include <asm-generic/gpio.h>
  10 #include <linux/errno.h>
  11 typedef ofnode dt_handle_t;
  12 typedef struct udevice dt_device_t;
  13 typedef struct gpio_desc dt_gpio_desc;
  14 #else
  15 #include "linux/of.h"
  16 #include <linux/gpio/consumer.h>
  17 #include <linux/of_platform.h>
  18 #include <linux/io.h>
  19 #include <linux/module.h>
  20 typedef struct device_node * dt_handle_t;
  21 typedef struct platform_device dt_device_t;
  22 extern struct gpio_desc *gpiod_get_from_of_node(struct device_node *node,
  23         const char *propname, int index,
  24         enum gpiod_flags dflags,
  25         const char *label);
  26 typedef struct gpio_desc *dt_gpio_desc;
  27 #endif
  28
  29 #ifdef __UBOOT__
  30 #define dt_for_each_child_of_node(parent, child)  ofnode_for_each_subnode(child, parent)
  31 #else
  32 #define dt_for_each_child_of_node(parent, child)  for_each_child_of_node(parent, child)
  33 #endif
  34
  35 const bool dt_is_available(const dt_handle_t handle);
  36 const bool dt_is_valid(const dt_handle_t handle);
  37 const dt_handle_t dt_parent(const dt_handle_t handle);
  38 const bool dt_is_equal(const dt_handle_t handle1, const dt_handle_t handle2);
  39 const dt_handle_t dt_parse_phandle(const dt_handle_t handle, const char *phandle_name, int index);
  40 const dt_handle_t dt_find_compatible_node(dt_handle_t handle, const char *compat);
  41 const void *dt_get_property(const dt_handle_t handle, const char *propname, int *lenp);
  42 const bool dt_property_read_bool(const dt_handle_t handle, const char *propname);
  43 const char *dt_property_read_string(const dt_handle_t handle, const char *propname);
  44 /* Note that if property is not found, return value will be -1 (0xffffffff) */
  45 const uint32_t dt_property_read_u32(const dt_handle_t handle, const char *propname);
  46 const uint32_t dt_property_read_u32_default(const dt_handle_t handle, const char *propname, uint32_t defval);
  47 const char *dt_get_name(const dt_handle_t handle);
  48 int dt_gpio_request_by_name_optional(const dt_handle_t handle, const char *propname, int index, const char *label, dt_gpio_desc *desc);
  49 void dt_gpio_set_value(dt_gpio_desc desc, int value);
  50 void dt_gpio_set_direction_output(dt_gpio_desc desc, int value);
  51 int dt_gpio_exists(dt_gpio_desc desc);
  52
  53 dt_handle_t dt_dev_get_handle(dt_device_t *pdev);
  54 void *dt_dev_read_addr(dt_device_t *pdev, int index);
  55 void *dt_dev_remap(dt_device_t *pdev, int index);
  56 void *dt_dev_remap_resource(dt_device_t *pdev, int index);
  57
  58 #endif
  59