[RFC][PATCH] MIPS: BCM47XX: Add new file for device specific workarounds

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---
This can calmly wait for 3.15, just wanted to share it.
---
 arch/mips/bcm47xx/Makefile          |  2 +-
 arch/mips/bcm47xx/bcm47xx_private.h |  3 +++
 arch/mips/bcm47xx/setup.c           |  1 +
 arch/mips/bcm47xx/workarounds.c     | 25 +++++++++++++++++++++++++
 4 files changed, 30 insertions(+), 1 deletion(-)
 create mode 100644 arch/mips/bcm47xx/workarounds.c

diff --git a/arch/mips/bcm47xx/Makefile b/arch/mips/bcm47xx/Makefile
index 4688b6a..d58c51b 100644
--- a/arch/mips/bcm47xx/Makefile
+++ b/arch/mips/bcm47xx/Makefile
@@ -4,4 +4,4 @@
 #
 
 obj-y				+= irq.o nvram.o prom.o serial.o setup.o time.o sprom.o
-obj-y				+= board.o buttons.o leds.o
+obj-y				+= board.o buttons.o leds.o workarounds.o
diff --git a/arch/mips/bcm47xx/bcm47xx_private.h b/arch/mips/bcm47xx/bcm47xx_private.h
index 5c94ace..0194c3b 100644
--- a/arch/mips/bcm47xx/bcm47xx_private.h
+++ b/arch/mips/bcm47xx/bcm47xx_private.h
@@ -9,4 +9,7 @@ int __init bcm47xx_buttons_register(void);
 /* leds.c */
 void __init bcm47xx_leds_register(void);
 
+/* workarounds.c */
+void __init bcm47xx_workarounds(void);
+
 #endif
diff --git a/arch/mips/bcm47xx/setup.c b/arch/mips/bcm47xx/setup.c
index 12d77e9..fdd9692 100644
--- a/arch/mips/bcm47xx/setup.c
+++ b/arch/mips/bcm47xx/setup.c
@@ -273,6 +273,7 @@ static int __init bcm47xx_register_bus_complete(void)
 	}
 	bcm47xx_buttons_register();
 	bcm47xx_leds_register();
+	bcm47xx_workarounds();
 
 	return 0;
 }
diff --git a/arch/mips/bcm47xx/workarounds.c b/arch/mips/bcm47xx/workarounds.c
new file mode 100644
index 0000000..1644bfc
--- /dev/null
+++ b/arch/mips/bcm47xx/workarounds.c
@@ -0,0 +1,25 @@
+#include "bcm47xx_private.h"
+
+#include <linux/gpio.h>
+#include <bcm47xx_board.h>
+#include <bcm47xx.h>
+
+static void __init bcm47xx_workarounds_netgear_wnr3500l(void)
+{
+	/* Set GPIO 12 to 1 to pass power to the USB port */
+	gpio_set_value(12, 1);
+}
+
+void __init bcm47xx_workarounds(void)
+{
+	enum bcm47xx_board board = bcm47xx_board_get();
+
+	switch (board) {
+	case BCM47XX_BOARD_NETGEAR_WNR3500L:
+		bcm47xx_workarounds_netgear_wnr3500l();
+		break;
+
+	default:
+		pr_debug("No workarounds found (needed?) for this device\n");
+	}
+}
-- 
1.8.4.5



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