[2.6 patch] MFD_TC6393XB is ARM-only

[Adrian Bunk]

Compile error on other architectures:

<--  snip  -->

...
  CC      drivers/mfd/tc6393xb.o
/home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/mfd/tc6393xb.c: In function âtc6393xb_attach_irqâ:
/home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/mfd/tc6393xb.c:324: error: implicit declaration of function âset_irq_flagsâ
/home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/mfd/tc6393xb.c:324: error: âIRQF_VALIDâ undeclared (first use in this function)
/home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/mfd/tc6393xb.c:324: error: (Each undeclared identifier is reported only once
/home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/mfd/tc6393xb.c:324: error: for each function it appears in.)
/home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/mfd/tc6393xb.c:324: error: âIRQF_PROBEâ undeclared (first use in this function)
/home/bunk/linux/kernel-2.6/git/linux-2.6/drivers/mfd/tc6393xb.c:327: error: âIRQT_FALLINGâ undeclared (first use in this function)
make[3]: *** [drivers/mfd/tc6393xb.o] Error 1

<--  snip  -->

Reported-by: Adrian Bunk <bunk@xxxxxxxxxx>
Signed-off-by: Adrian Bunk <bunk@xxxxxxxxxx>

---
7ca0351d28039eab954d273dd600499e8122dcce 
diff --git a/drivers/mfd/Kconfig b/drivers/mfd/Kconfig
index 1f57a99..883e7ea 100644
--- a/drivers/mfd/Kconfig
+++ b/drivers/mfd/Kconfig
@@ -52,7 +52,7 @@ config HTC_PASIC3
 
 config MFD_TC6393XB
 	bool "Support Toshiba TC6393XB"
-	depends on GPIOLIB
+	depends on GPIOLIB && ARM
 	select MFD_CORE
 	help
 	  Support for Toshiba Mobile IO Controller TC6393XB

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