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ramips: move GPIO definitions into a separate header file 

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@26325 3c298f89-4303-0410-b956-a3cf2f4a3e73
master
Gabor Juhos 2011-03-27 19:19:57 +00:00
parent 878f3adcc0
commit 2e1b24966f
5 changed files with 52 additions and 63 deletions
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1
target/linux/ramips/files/arch/mips/include/asm/mach-ralink/common.h
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@ -16,7 +16,6 @@ void ramips_intc_irq_init(unsigned intc_base, unsigned irq, unsigned irq_base);
u32 ramips_intc_get_status(void);
void ramips_soc_setup(void);
void ramips_gpio_init(void);
void ramips_early_serial_setup(int line, unsigned base, unsigned freq,
unsigned irq);

48
target/linux/ramips/files/arch/mips/include/asm/mach-ralink/ramips_gpio.h Normal file
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@ -0,0 +1,48 @@
/*
* Ralink SoC specific GPIO support
*
* Copyright (C) 2011 Gabor Juhos <juhosg@openwrt.org>
*
* 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.
*/
#ifndef _RAMIPS_GPIO_H
#define _RAMIPS_GPIO_H
#include <linux/gpio.h>
#include <linux/spinlock.h>
enum ramips_gpio_reg {
RAMIPS_GPIO_REG_INT = 0, /* Interrupt status */
RAMIPS_GPIO_REG_EDGE,
RAMIPS_GPIO_REG_RENA,
RAMIPS_GPIO_REG_FENA,
RAMIPS_GPIO_REG_DATA,
RAMIPS_GPIO_REG_DIR, /* Direction, 0:in, 1: out */
RAMIPS_GPIO_REG_POL, /* Polarity, 0: normal, 1: invert */
RAMIPS_GPIO_REG_SET,
RAMIPS_GPIO_REG_RESET,
RAMIPS_GPIO_REG_TOGGLE,
RAMIPS_GPIO_REG_MAX
};
struct ramips_gpio_chip {
struct gpio_chip chip;
unsigned long map_base;
unsigned long map_size;
u8 regs[RAMIPS_GPIO_REG_MAX];
spinlock_t lock;
void __iomem *regs_base;
};
struct ramips_gpio_data {
unsigned int num_chips;
struct ramips_gpio_chip *chips;
};
int ramips_gpio_init(struct ramips_gpio_data *data);
#endif /* _RAMIPS_GPIO_H */

60
target/linux/ramips/files/arch/mips/ralink/common/gpio.c
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@ -10,68 +10,10 @@
#include <linux/init.h>
#include <linux/io.h>
#include <linux/spinlock.h>
#include <linux/gpio.h>
#include <asm/mach-ralink/ramips_gpio.h>
#include <ralink_soc.h>
#define GPIO0_REG_INT 0x00
#define GPIO0_REG_EDGE 0x04
#define GPIO0_REG_RENA 0x08
#define GPIO0_REG_FENA 0x0c
#define GPIO0_REG_DATA 0x20
#define GPIO0_REG_DIR 0x24
#define GPIO0_REG_POL 0x28
#define GPIO0_REG_SET 0x2c
#define GPIO0_REG_RESET 0x30
#define GPIO0_REG_TOGGLE 0x34
#define GPIO1_REG_INT 0x38
#define GPIO1_REG_EDGE 0x3c
#define GPIO1_REG_RENA 0x40
#define GPIO1_REG_FENA 0x44
#define GPIO1_REG_DATA 0x48
#define GPIO1_REG_DIR 0x4c
#define GPIO1_REG_POL 0x50
#define GPIO1_REG_SET 0x54
#define GPIO1_REG_RESET 0x58
#define GPIO1_REG_TOGGLE 0x5c
#define GPIO2_REG_INT 0x60
#define GPIO2_REG_EDGE 0x64
#define GPIO2_REG_RENA 0x68
#define GPIO2_REG_FENA 0x6c
#define GPIO2_REG_DATA 0x70
#define GPIO2_REG_DIR 0x74
#define GPIO2_REG_POL 0x78
#define GPIO2_REG_SET 0x7c
#define GPIO2_REG_RESET 0x80
#define GPIO2_REG_TOGGLE 0x84
enum ramips_pio_reg {
RAMIPS_GPIO_REG_INT, /* Interrupt status */
RAMIPS_GPIO_REG_EDGE,
RAMIPS_GPIO_REG_RENA,
RAMIPS_GPIO_REG_FENA,
RAMIPS_GPIO_REG_DATA,
RAMIPS_GPIO_REG_DIR, /* Direction, 0:in, 1: out */
RAMIPS_GPIO_REG_POL, /* Polarity, 0: normal, 1: invert */
RAMIPS_GPIO_REG_SET,
RAMIPS_GPIO_REG_RESET,
RAMIPS_GPIO_REG_TOGGLE,
RAMIPS_GPIO_REG_MAX
};
struct ramips_gpio_chip {
struct gpio_chip chip;
u8 regs[RAMIPS_GPIO_REG_MAX];
unsigned long map_base;
unsigned long map_size;
spinlock_t lock;
void __iomem *regs_base;
};
static inline struct ramips_gpio_chip *to_ramips_gpio(struct gpio_chip *chip)
{
struct ramips_gpio_chip *rg;

4
target/linux/ramips/files/arch/mips/ralink/rt288x/rt288x.c
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@ -1,7 +1,7 @@
/*
* Ralink RT288x SoC specific setup
*
* Copyright (C) 2008-2009 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008-2011 Gabor Juhos <juhosg@openwrt.org>
* Copyright (C) 2008 Imre Kaloz <kaloz@openwrt.org>
*
* Parts of this file are based on Ralink's 2.6.21 BSP
@ -14,9 +14,9 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/gpio.h>
#include <asm/mach-ralink/common.h>
#include <asm/mach-ralink/ramips_gpio.h>
#include <asm/mach-ralink/rt288x.h>
#include <asm/mach-ralink/rt288x_regs.h>

2
target/linux/ramips/files/arch/mips/ralink/rt305x/rt305x.c
View File

@ -14,9 +14,9 @@
#include <linux/kernel.h>
#include <linux/init.h>
#include <linux/module.h>
#include <linux/gpio.h>
#include <asm/mach-ralink/common.h>
#include <asm/mach-ralink/ramips_gpio.h>
#include <asm/mach-ralink/rt305x.h>
#include <asm/mach-ralink/rt305x_regs.h>