From mboxrd@z Thu Jan 1 00:00:00 1970 From: tony@atomide.com (Tony Lindgren) Date: Thu, 23 Feb 2012 16:54:11 -0800 Subject: [PATCH 4/7] ARM: OMAP2+: Fix zoom LCD backlight if TWL_CORE is not selected In-Reply-To: <20120224005324.16794.73852.stgit@kaulin.local> References: <20120224005324.16794.73852.stgit@kaulin.local> Message-ID: <20120224005411.16794.720.stgit@kaulin.local> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org 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 --- arch/arm/mach-omap2/board-zoom-display.c | 6 ++++++ 1 files changed, 6 insertions(+), 0 deletions(-) diff --git a/arch/arm/mach-omap2/board-zoom-display.c b/arch/arm/mach-omap2/board-zoom-display.c index d4683ba..7f75fcd 100644 --- a/arch/arm/mach-omap2/board-zoom-display.c +++ b/arch/arm/mach-omap2/board-zoom-display.c @@ -53,8 +53,11 @@ static void zoom_panel_disable_lcd(struct omap_dss_device *dssdev) #define TWL_LED_PWMON 0x0 #define TWL_LED_PWMOFF 0x1 + 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 +93,9 @@ 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; }