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From 0a97aafe7fe50ed183e7fa0121fa7838e2e20306 Mon Sep 17 00:00:00 2001
From: Florian Fainelli <florian@openwrt.org>
Date: Tue, 18 Jun 2013 16:55:43 +0000
Subject: [PATCH 5/6] MIPS: BCM63XX: let board specify an external GPIO to
reset PHY
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>
---
arch/mips/bcm63xx/boards/board_bcm963xx.c | 4 ++++
arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h | 6 ++++++
2 files changed, 10 insertions(+)
--- a/arch/mips/bcm63xx/boards/board_bcm963xx.c
+++ b/arch/mips/bcm63xx/boards/board_bcm963xx.c
@@ -883,5 +883,9 @@ int __init board_register_devices(void)
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;
}
--- a/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
+++ b/arch/mips/include/asm/mach-bcm63xx/board_bcm963xx.h
@@ -45,6 +45,12 @@ struct board_info {
/* GPIO LEDs */
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_ */
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