diff options
author | Marek Vasut <marek.vasut@gmail.com> | 2011-11-08 23:18:13 +0000 |
---|---|---|
committer | Stefano Babic <sbabic@denx.de> | 2011-11-11 11:36:57 +0100 |
commit | 6b6440def8ebe1001aa19cab3eb4d13cba12d9c5 (patch) | |
tree | c73313a79a67022c5bf714fe337717a6807b1114 /arch/arm | |
parent | f4f680aa3681de027e8f78cc09400464e4ed2826 (diff) | |
download | u-boot-imx-6b6440def8ebe1001aa19cab3eb4d13cba12d9c5.zip u-boot-imx-6b6440def8ebe1001aa19cab3eb4d13cba12d9c5.tar.gz u-boot-imx-6b6440def8ebe1001aa19cab3eb4d13cba12d9c5.tar.bz2 |
iMX28: Add GPIO control
Signed-off-by: Marek Vasut <marek.vasut@gmail.com>
Cc: Stefano Babic <sbabic@denx.de>
Cc: Wolfgang Denk <wd@denx.de>
Cc: Detlev Zundel <dzu@denx.de>
Diffstat (limited to 'arch/arm')
-rw-r--r-- | arch/arm/cpu/arm926ejs/mx28/mx28.c | 6 | ||||
-rw-r--r-- | arch/arm/include/asm/arch-mx28/gpio.h | 32 |
2 files changed, 38 insertions, 0 deletions
diff --git a/arch/arm/cpu/arm926ejs/mx28/mx28.c b/arch/arm/cpu/arm926ejs/mx28/mx28.c index 446ea8b..e990f3c 100644 --- a/arch/arm/cpu/arm926ejs/mx28/mx28.c +++ b/arch/arm/cpu/arm926ejs/mx28/mx28.c @@ -31,6 +31,7 @@ #include <asm/io.h> #include <asm/arch/clock.h> #include <asm/arch/gpio.h> +#include <asm/arch/iomux.h> #include <asm/arch/imx-regs.h> #include <asm/arch/sys_proto.h> @@ -134,6 +135,11 @@ int arch_cpu_init(void) udelay(1000); + /* + * Configure GPIO unit + */ + mxs_gpio_init(); + return 0; } #endif diff --git a/arch/arm/include/asm/arch-mx28/gpio.h b/arch/arm/include/asm/arch-mx28/gpio.h new file mode 100644 index 0000000..be1c944 --- /dev/null +++ b/arch/arm/include/asm/arch-mx28/gpio.h @@ -0,0 +1,32 @@ +/* + * Freescale i.MX28 GPIO + * + * Copyright (C) 2011 Marek Vasut <marek.vasut@gmail.com> + * on behalf of DENX Software Engineering GmbH + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + * + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with this program; if not, write to the Free Software + * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA + * + */ + +#ifndef __MX28_GPIO_H__ +#define __MX28_GPIO_H__ + +#ifdef CONFIG_MXS_GPIO +void mxs_gpio_init(void); +#else +inline void mxs_gpio_init(void) {} +#endif + +#endif /* __MX28_GPIO_H__ */ |