target/linux/brcm63xx/patches-3.10/039-MIPS-BCM63XX-let-board-specify-an-external-GPIO-to-r.patch

   1 From 0a97aafe7fe50ed183e7fa0121fa7838e2e20306 Mon Sep 17 00:00:00 2001
   2 From: Florian Fainelli <florian@openwrt.org>
   3 Date: Tue, 18 Jun 2013 16:55:43 +0000
   4 Subject: [PATCH 5/6] MIPS: BCM63XX: let board specify an external GPIO to
   5  reset PHY
   6
   7 Some boards may need to reset their external PHY or switch they are
   8 attached to, add a hook for doing this along with providing custom
   9 linux/gpio.h flags for doing this.
  10
  11 Signed-off-by: Florian Fainelli <florian@openwrt.org>
  12 Cc: linux-mips@linux-mips.org
  13 Cc: cernekee@gmail.com
  14 Cc: jogo@openwrt.org
  15 Cc: Florian Fainelli <florian@openwrt.org>
  16 Patchwork: https://patchwork.linux-mips.org/patch/5501/
  17 Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
  18 ---
  19  arch/mips/bcm63xx/boards/board_bcm963xx.c           |    4 ++++
  20  arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h |    6 ++++++
  21  2 files changed, 10 insertions(+)
  22
  23 --- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
  24 +++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
  25 @@ -883,5 +883,9 @@ int __init board_register_devices(void)
  26
  27         platform_device_register(&bcm63xx_gpio_leds);
  28
  29 +       if (board.ephy_reset_gpio && board.ephy_reset_gpio_flags)
  30 +               gpio_request_one(board.ephy_reset_gpio,
  31 +                               board.ephy_reset_gpio_flags, "ephy-reset");
  32 +
  33         return 0;
  34  }
  35 --- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
  36 +++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
  37 @@ -45,6 +45,12 @@ struct board_info {
  38
  39         /* GPIO LEDs */
  40         struct gpio_led leds[5];
  41 +
  42 +       /* External PHY reset GPIO */
  43 +       unsigned int ephy_reset_gpio;
  44 +
  45 +       /* External PHY reset GPIO flags from gpio.h */
  46 +       unsigned long ephy_reset_gpio_flags;
  47  };
  48
  49  #endif /* ! BOARD_BCM963XX_H_ */