ARM: OMAP2+: Fix zoom LCD backlight if TWL_CORE is not selected
authorTony Lindgren <tony@atomide.com>
Thu, 23 Feb 2012 22:29:59 +0000 (14:29 -0800)
committerTony Lindgren <tony@atomide.com>
Fri, 24 Feb 2012 00:44:34 +0000 (16:44 -0800)
Otherwise we get:

arch/arm/mach-omap2/board-zoom-display.c:64: undefined reference to `twl_i2c_read_u8'
arch/arm/mach-omap2/board-zoom-display.c:65: undefined reference to `twl_i2c_read_u8'
arch/arm/mach-omap2/board-zoom-display.c:84: undefined reference to `twl_i2c_write_u8'
arch/arm/mach-omap2/board-zoom-display.c:86: undefined reference to `twl_i2c_write_u8'
arch/arm/mach-omap2/board-zoom-display.c:91: undefined reference to `twl_i2c_write_u8'
arch/arm/mach-omap2/board-zoom-display.c:92: undefined reference to `twl_i2c_write_u8'
arch/arm/mach-omap2/board-zoom-display.c:72: undefined reference to `twl_i2c_write_u8'

Signed-off-by: Tony Lindgren <tony@atomide.com>
arch/arm/mach-omap2/board-zoom-display.c

index d4683ba5f72182aa47ef94267ff9dc97c446b043..2a13b9f6c61c07be76e024d26b6f167ce60ab247 100644 (file)
@@ -55,6 +55,7 @@ static void zoom_panel_disable_lcd(struct omap_dss_device *dssdev)
 
 static int zoom_set_bl_intensity(struct omap_dss_device *dssdev, int level)
 {
+#ifdef CONFIG_TWL4030_CORE
        unsigned char c;
        u8 mux_pwm, enb_pwm;
 
@@ -90,6 +91,9 @@ static int zoom_set_bl_intensity(struct omap_dss_device *dssdev, int level)
        c = ((50 * (100 - level)) / 100) + 1;
        twl_i2c_write_u8(TWL4030_MODULE_PWM1, 0x7F, TWL_LED_PWMOFF);
        twl_i2c_write_u8(TWL4030_MODULE_PWM1, c, TWL_LED_PWMON);
+#else
+       pr_warn("Backlight not enabled\n");
+#endif
 
        return 0;
 }