From 41eca7416cfc882b22172960e5a3516f0eac6498 Mon Sep 17 00:00:00 2001 From: Stefano Babic Date: Sun, 21 Aug 2011 10:48:19 +0200 Subject: [PATCH] MX25: make use of GPIO framework for MX25 processor Signed-off-by: Stefano Babic --- arch/arm/include/asm/arch-mx25/gpio.h | 45 +++++++++++++++++++++++ arch/arm/include/asm/arch-mx25/imx-regs.h | 12 ------ 2 files changed, 45 insertions(+), 12 deletions(-) create mode 100644 arch/arm/include/asm/arch-mx25/gpio.h diff --git a/arch/arm/include/asm/arch-mx25/gpio.h b/arch/arm/include/asm/arch-mx25/gpio.h new file mode 100644 index 0000000000..dc6edc7c85 --- /dev/null +++ b/arch/arm/include/asm/arch-mx25/gpio.h @@ -0,0 +1,45 @@ +/* + * Copyright (C) 2011 + * Stefano Babic, DENX Software Engineering, + * + * See file CREDITS for list of people who contributed to this + * project. + * + * 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 __ASM_ARCH_MX25_GPIO_H +#define __ASM_ARCH_MX25_GPIO_H + +/* Converts a GPIO port number and the internal bit position + * to the GPIO number + */ +#define MXC_GPIO_PORT_TO_NUM(port, bit) (((port - 1) << 5) + (bit & 0x1f)) + +/* GPIO registers */ +struct gpio_regs { + u32 gpio_dr; /* data */ + u32 gpio_dir; /* direction */ + u32 psr; /* pad satus */ + u32 icr1; /* interrupt config 1 */ + u32 icr2; /* interrupt config 2 */ + u32 imr; /* interrupt mask */ + u32 isr; /* interrupt status */ + u32 edge_sel; /* edge select */ +}; + +#endif diff --git a/arch/arm/include/asm/arch-mx25/imx-regs.h b/arch/arm/include/asm/arch-mx25/imx-regs.h index 2ccb445975..9e30f7c2bc 100644 --- a/arch/arm/include/asm/arch-mx25/imx-regs.h +++ b/arch/arm/include/asm/arch-mx25/imx-regs.h @@ -84,18 +84,6 @@ struct esdramc_regs { u32 cdlyl; /* delay line cycle length debug */ }; -/* GPIO registers */ -struct gpio_regs { - u32 gpio_dr; /* data */ - u32 gpio_dir; /* direction */ - u32 psr; /* pad satus */ - u32 icr1; /* interrupt config 1 */ - u32 icr2; /* interrupt config 2 */ - u32 imr; /* interrupt mask */ - u32 isr; /* interrupt status */ - u32 edge_sel; /* edge select */ -}; - /* General Purpose Timer (GPT) registers */ struct gpt_regs { u32 ctrl; /* control */ -- 2.30.2