[ifxmips] implement gpiolib drivers for core gpio and ebu attached latches

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@20418 3c298f89-4303-0410-b956-a3cf2f4a3e73

2 files changed, 5 insertions, 107 deletions

diff --git a/target/linux/ifxmips/files/arch/mips/include/asm/mach-ifxmips/gpio.h b/target/linux/ifxmips/files/arch/mips/include/asm/mach-ifxmips/gpio.h
deleted file mode 100644
index 4176bfd809..0000000000
--- a/target/linux/ifxmips/files/arch/mips/include/asm/mach-ifxmips/gpio.h
+++ /dev/null
@@ -1,105 +0,0 @@
-/*
- *   include/asm-mips/mach-ifxmips/gpio.h
- *
- *   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.
- *
- *   Copyright (C) 2007 John Crispin <blogic@openwrt.org>
- *
- */
-
-#ifndef _IFXMIPS_GPIO_H_
-#define _IFXMIPS_GPIO_H_
-
-#include <ifxmips.h>
-#include <ifxmips_gpio.h>
-
-#define GPIO_TO_PORT(x) ((x > 15) ? (1) : (0))
-#define GPIO_TO_GPIO(x) ((x > 15) ? (x-16) : (x))
-
-static inline int gpio_direction_input(unsigned gpio)
-{
-	ifxmips_port_set_open_drain(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
-	ifxmips_port_clear_altsel0(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
-	ifxmips_port_clear_altsel1(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
-	ifxmips_port_set_dir_in(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
-	return 0;
-}
-
-static inline int gpio_direction_output(unsigned gpio, int value)
-{
-	ifxmips_port_clear_open_drain(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
-	ifxmips_port_clear_altsel0(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
-	ifxmips_port_clear_altsel1(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
-	ifxmips_port_set_dir_out(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
-	return 0;
-}
-
-static inline int gpio_get_value(unsigned gpio)
-{
-	ifxmips_port_get_input(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
-	return 0;
-}
-
-static inline void gpio_set_value(unsigned gpio, int value)
-{
-	if (value)
-		ifxmips_port_set_output(GPIO_TO_PORT(gpio), GPIO_TO_GPIO(gpio));
-	else
-		ifxmips_port_clear_output(GPIO_TO_PORT(gpio),
-			GPIO_TO_GPIO(gpio));
-}
-
-static inline int gpio_request(unsigned gpio, const char *label)
-{
-	return 0;
-}
-
-static inline void gpio_free(unsigned gpio)
-{
-}
-
-static inline int gpio_to_irq(unsigned gpio)
-{
-	return 0;
-}
-
-static inline int irq_to_gpio(unsigned irq)
-{
-	return 0;
-}
-
-static inline int gpio_cansleep(unsigned gpio)
-{
-	return 0;
-}
-
-static inline int gpio_get_value_cansleep(unsigned gpio)
-{
-	might_sleep();
-	return gpio_get_value(gpio);
-}
-
-static inline void gpio_set_value_cansleep(unsigned gpio, int value)
-{
-	might_sleep();
-	gpio_set_value(gpio, value);
-}
-
-static inline int gpio_is_valid(int number)
-{
-	return ((unsigned)number) < 32;
-}
-
-#endif
diff --git a/target/linux/ifxmips/files/arch/mips/include/asm/mach-ifxmips/ifxmips_irq.h b/target/linux/ifxmips/files/arch/mips/include/asm/mach-ifxmips/ifxmips_irq.h
index f3cb99c2bb..e6ca59baf9 100644
--- a/target/linux/ifxmips/files/arch/mips/include/asm/mach-ifxmips/ifxmips_irq.h
+++ b/target/linux/ifxmips/files/arch/mips/include/asm/mach-ifxmips/ifxmips_irq.h
@@ -66,8 +66,11 @@
 
 #define IFXMIPS_PPE_MBOX_INT		(INT_NUM_IM2_IRL0 + 24)
 
-#define IFXMIPS_USB_INT			(INT_NUM_IM4_IRL0 + 22)
-#define IFXMIPS_USB_OC_INT		(INT_NUM_IM4_IRL0 + 23)
+#define INT_NUM_IM4_IRL14			(INT_NUM_IM4_IRL0 + 14)
+#define INT_NUM_IM4_IRL18			(INT_NUM_IM4_IRL0 + 18)
+#define INT_NUM_IM4_IRL19			(INT_NUM_IM4_IRL0 + 19)
+#define IFXMIPS_USB_INT				(INT_NUM_IM4_IRL0 + 22)
+#define IFXMIPS_USB_OC_INT			(INT_NUM_IM4_IRL0 + 23)
 
 
 extern void ifxmips_mask_and_ack_irq(unsigned int irq_nr);