From 392e8802486cb573b916e746010e141a75f507e6 Mon Sep 17 00:00:00 2001 From: Kevin Date: Sat, 15 Nov 2014 09:58:27 +0800 Subject: init android origin source code --- .../arch/arm/mach-s5pv210/setup-fb-24bpp.c | 49 ++++++++++++++++++++++ 1 file changed, 49 insertions(+) create mode 100644 ANDROID_3.4.5/arch/arm/mach-s5pv210/setup-fb-24bpp.c (limited to 'ANDROID_3.4.5/arch/arm/mach-s5pv210/setup-fb-24bpp.c') diff --git a/ANDROID_3.4.5/arch/arm/mach-s5pv210/setup-fb-24bpp.c b/ANDROID_3.4.5/arch/arm/mach-s5pv210/setup-fb-24bpp.c new file mode 100644 index 00000000..55103c82 --- /dev/null +++ b/ANDROID_3.4.5/arch/arm/mach-s5pv210/setup-fb-24bpp.c @@ -0,0 +1,49 @@ +/* linux/arch/arm/plat-s5pv210/setup-fb-24bpp.c + * + * Copyright (c) 2009-2010 Samsung Electronics Co., Ltd. + * http://www.samsung.com/ + * + * Base s5pv210 setup information for 24bpp LCD framebuffer + * + * 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 +#include +#include + +static void s5pv210_fb_cfg_gpios(unsigned int base, unsigned int nr) +{ + s3c_gpio_cfgrange_nopull(base, nr, S3C_GPIO_SFN(2)); + + for (; nr > 0; nr--, base++) + s5p_gpio_set_drvstr(base, S5P_GPIO_DRVSTR_LV4); +} + + +void s5pv210_fb_gpio_setup_24bpp(void) +{ + s5pv210_fb_cfg_gpios(S5PV210_GPF0(0), 8); + s5pv210_fb_cfg_gpios(S5PV210_GPF1(0), 8); + s5pv210_fb_cfg_gpios(S5PV210_GPF2(0), 8); + s5pv210_fb_cfg_gpios(S5PV210_GPF3(0), 4); + + /* Set DISPLAY_CONTROL register for Display path selection. + * + * ouput | RGB | I80 | ITU + * ----------------------------------- + * 00 | MIE | FIMD | FIMD + * 01 | MDNIE | MDNIE | FIMD + * 10 | FIMD | FIMD | FIMD + * 11 | FIMD | FIMD | FIMD + */ + writel(0x2, S5P_MDNIE_SEL); +} -- cgit