diff options
Diffstat (limited to 'arch/arm/mach-msm/gpio_hw.h')
-rw-r--r-- | arch/arm/mach-msm/gpio_hw.h | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/arm/mach-msm/gpio_hw.h b/arch/arm/mach-msm/gpio_hw.h new file mode 100644 index 000000000000..cc6b036c1dbc --- /dev/null +++ b/arch/arm/mach-msm/gpio_hw.h @@ -0,0 +1,49 @@ +/* + * Copyright (C) 2007 Google, Inc. + * Copyright (c) 2008-2009, Code Aurora Forum. All rights reserved. + * Author: Brian Swetland <swetland@google.com> + * + * This software is licensed under the terms of the GNU General Public + * License version 2, as published by the Free Software Foundation, and + * may be copied, distributed, and modified under those terms. + * + * 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. + * + */ + +#ifndef __ARCH_ARM_MACH_MSM_GPIO_HW_H +#define __ARCH_ARM_MACH_MSM_GPIO_HW_H + +#include <mach/msm_iomap.h> + +/* see 80-VA736-2 Rev C pp 695-751 +** +** These are actually the *shadow* gpio registers, since the +** real ones (which allow full access) are only available to the +** ARM9 side of the world. +** +** Since the _BASE need to be page-aligned when we're mapping them +** to virtual addresses, adjust for the additional offset in these +** macros. +*/ + +#if defined(CONFIG_ARCH_MSM7X30) +#define GPIO1_REG(off) (MSM_GPIO1_BASE + (off)) +#define GPIO2_REG(off) (MSM_GPIO2_BASE + 0x400 + (off)) +#else +#define GPIO1_REG(off) (MSM_GPIO1_BASE + 0x800 + (off)) +#define GPIO2_REG(off) (MSM_GPIO2_BASE + 0xC00 + (off)) +#endif + +#if defined(CONFIG_ARCH_QSD8X50) +#include "gpio_hw-8xxx.h" +#elif defined(CONFIG_ARCH_MSM7X30) +#include "gpio_hw-7x30.h" +#else +#include "gpio_hw-7xxx.h" +#endif + +#endif |