From: Tony Lindgren <tony@atomide.com>
Date: Mon, 3 Mar 2008 09:31:32 +0000 (-0800)
Subject: ARM: OMAP1: Fix compile for boards depending on old gpio expander
X-Git-Tag: firefly_0821_release~22011^2~4^2~7
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=09be7553959c9947f7cbccbe1c3094bb2e3ffd28;p=firefly-linux-kernel-4.4.55.git

ARM: OMAP1: Fix compile for boards depending on old gpio expander

The long term fix is to switch boards to use drivers/gpio/pcf857x.c.

Signed-off-by: Tony Lindgren <tony@atomide.com>
---

diff --git a/include/asm-arm/arch-omap/gpioexpander.h b/include/asm-arm/arch-omap/gpioexpander.h
index 7a43b0a912e4..4eed1f80e2fb 100644
--- a/include/asm-arm/arch-omap/gpioexpander.h
+++ b/include/asm-arm/arch-omap/gpioexpander.h
@@ -18,7 +18,18 @@
 
 /* Function Prototypes for GPIO Expander functions */
 
+#ifdef CONFIG_GPIOEXPANDER_OMAP
 int read_gpio_expa(u8 *, int);
 int write_gpio_expa(u8 , int);
+#else
+static inline int read_gpio_expa(u8 *val, int addr)
+{
+	return 0;
+}
+static inline int write_gpio_expa(u8 val, int addr)
+{
+	return 0;
+}
+#endif
 
 #endif /* __ASM_ARCH_OMAP_GPIOEXPANDER_H */