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MIPS: BCM63XX: let board specify an external GPIO to reset PHY

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Some boards may need to reset their external PHY or switch they are
attached to, add a hook for doing this along with providing custom
linux/gpio.h flags for doing this.

Signed-off-by: Florian Fainelli <florian@openwrt.org>
Cc: linux-mips@linux-mips.org
Cc: cernekee@gmail.com
Cc: jogo@openwrt.org
Cc: Florian Fainelli <florian@openwrt.org>
Patchwork: https://patchwork.linux-mips.org/patch/5501/
Signed-off-by: Ralf Baechle <ralf@linux-mips.org>
This commit is contained in:
Florian Fainelli 2013-06-18 16:55:43 +00:00 committed by Ralf Baechle
parent 0680dc866d
commit 0b35f0c59a
2 changed files with 10 additions and 0 deletions
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4
arch/mips/bcm63xx/boards/board_bcm963xx.c
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@ -883,5 +883,9 @@ int __init board_register_devices(void)
platform_device_register(&bcm63xx_gpio_leds); platform_device_register(&bcm63xx_gpio_leds);
if (board.ephy_reset_gpio && board.ephy_reset_gpio_flags)
gpio_request_one(board.ephy_reset_gpio,
board.ephy_reset_gpio_flags, "ephy-reset");
return 0; return 0;
} }

6
arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
View File

@ -45,6 +45,12 @@ struct board_info {
/* GPIO LEDs */ /* GPIO LEDs */
struct gpio_led leds[5]; struct gpio_led leds[5];
/* External PHY reset GPIO */
unsigned int ephy_reset_gpio;
/* External PHY reset GPIO flags from gpio.h */
unsigned long ephy_reset_gpio_flags;
}; };
#endif /* ! BOARD_BCM963XX_H_ */ #endif /* ! BOARD_BCM963XX_H_ */