From c25826a7cf1c61b5c6e6db8365172eb97ef39ef3 Mon Sep 17 00:00:00 2001 From: Ben Dooks Date: Wed, 23 Jul 2008 21:31:38 -0700 Subject: [PATCH] lcd: add platform_lcd driver Add a platform_lcd driver to allow boards with simple lcd power controls to register themselves easily. [akpm@linux-foundation.org: build fix] Signed-off-by: Ben Dooks Cc: Richard Purdie Signed-off-by: Andrew Morton Signed-off-by: Linus Torvalds --- drivers/video/backlight/Kconfig | 7 + drivers/video/backlight/Makefile | 1 + drivers/video/backlight/platform_lcd.c | 172 +++++++++++++++++++++++++ include/video/platform_lcd.h | 21 +++ 4 files changed, 201 insertions(+) create mode 100644 drivers/video/backlight/platform_lcd.c create mode 100644 include/video/platform_lcd.h diff --git a/drivers/video/backlight/Kconfig b/drivers/video/backlight/Kconfig index a5b3a92ffdc..b289e197e55 100644 --- a/drivers/video/backlight/Kconfig +++ b/drivers/video/backlight/Kconfig @@ -53,6 +53,13 @@ config LCD_VGG2432A4 If you have a VGG2432A4 panel based on the ILI9320 controller chip then say y to include a power driver for it. +config LCD_PLATFORM + tristate "Platform LCD controls" + depends on LCD_CLASS_DEVICE + help + This driver provides a platform-device registered LCD power + control interface. + # # Backlight # diff --git a/drivers/video/backlight/Makefile b/drivers/video/backlight/Makefile index 366d84e380c..7d31c14088a 100644 --- a/drivers/video/backlight/Makefile +++ b/drivers/video/backlight/Makefile @@ -3,6 +3,7 @@ obj-$(CONFIG_LCD_CLASS_DEVICE) += lcd.o obj-$(CONFIG_LCD_LTV350QV) += ltv350qv.o obj-$(CONFIG_LCD_ILI9320) += ili9320.o +obj-$(CONFIG_LCD_PLATFORM) += platform_lcd.o obj-$(CONFIG_LCD_VGG2432A4) += vgg2432a4.o obj-$(CONFIG_BACKLIGHT_CLASS_DEVICE) += backlight.o diff --git a/drivers/video/backlight/platform_lcd.c b/drivers/video/backlight/platform_lcd.c new file mode 100644 index 00000000000..72d44dbfce8 --- /dev/null +++ b/drivers/video/backlight/platform_lcd.c @@ -0,0 +1,172 @@ +/* drivers/video/backlight/platform_lcd.c + * + * Copyright 2008 Simtec Electronics + * Ben Dooks + * + * Generic platform-device LCD power control interface. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License version 2 as + * published by the Free Software Foundation. + * +*/ + +#include +#include +#include +#include +#include + +#include