git.openwrt.org Git - openwrt/openwrt.git/blob

   1 From 15329d8b206d9c04ffad49aecd37f5d0bfb85768 Mon Sep 17 00:00:00 2001
   2 From: Christian Marangi <ansuelsmth@gmail.com>
   3 Date: Sun, 15 Oct 2023 14:23:19 +0200
   4 Subject: [PATCH 2/5] wifi: rt2x00: Add option to pass EEPROM file name from DT
   5
   6 Add option to pass EEPROM file name from DT using ralink,eeprom binding.
   7
   8 Signed-off-by: Christian Marangi <ansuelsmth@gmail.com>
   9 ---
  10  drivers/net/wireless/ralink/rt2x00/rt2x00eeprom.c | 11 +++++++++++
  11  1 file changed, 11 insertions(+)
  12
  13 --- a/drivers/net/wireless/ralink/rt2x00/rt2x00eeprom.c
  14 +++ b/drivers/net/wireless/ralink/rt2x00/rt2x00eeprom.c
  15 @@ -10,6 +10,7 @@
  16
  17  #include <linux/kernel.h>
  18  #include <linux/module.h>
  19 +#include <linux/of.h>
  20
  21  #include "rt2x00.h"
  22  #include "rt2x00soc.h"
  23 @@ -18,10 +19,20 @@ static const char *
  24  rt2x00lib_get_eeprom_file_name(struct rt2x00_dev *rt2x00dev)
  25  {
  26         struct rt2x00_platform_data *pdata = rt2x00dev->dev->platform_data;
  27 +#ifdef CONFIG_OF
  28 +       struct device_node *np;
  29 +       const char *eep;
  30 +#endif
  31
  32         if (pdata && pdata->eeprom_file_name)
  33                 return pdata->eeprom_file_name;
  34
  35 +#ifdef CONFIG_OF
  36 +       np = rt2x00dev->dev->of_node;
  37 +       if (np && !of_property_read_string(np, "ralink,eeprom", &eep))
  38 +               return eep;
  39 +#endif
  40 +
  41         return NULL;
  42  }
  43