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Code

adds gpiodev support to ifxmips

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@11405 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
blogic 2008-06-08 08:07:14 +00:00
parent f44890b6fb
commit 422bfb0600
3 changed files with 30 additions and 4 deletions
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5
target/linux/ifxmips/config-2.6.25
View File

@ -52,13 +52,16 @@ CONFIG_DEVPORT=y
# CONFIG_DM9000 is not set
CONFIG_DMA_NEED_PCI_MAP_STATE=y
CONFIG_DMA_NONCOHERENT=y
# CONFIG_E1000E_ENABLED is not set
CONFIG_EARLY_PRINTK=y
CONFIG_FS_POSIX_ACL=y
CONFIG_GENERIC_CLOCKEVENTS=y
CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
CONFIG_GENERIC_CMOS_UPDATE=y
CONFIG_GENERIC_FIND_NEXT_BIT=y
CONFIG_GENERIC_GPIO=y
# CONFIG_GENERIC_HARDIRQS_NO__DO_IRQ is not set
CONFIG_GPIO_DEVICE=y
CONFIG_HAS_DMA=y
CONFIG_HAS_IOMEM=y
CONFIG_HAS_IOPORT=y
@ -90,6 +93,7 @@ CONFIG_INITRAMFS_SOURCE=""
CONFIG_IRQ_CPU=y
CONFIG_KALLSYMS=y
# CONFIG_LEDS_ALIX is not set
# CONFIG_LEDS_GPIO is not set
# CONFIG_LEMOTE_FULONG is not set
CONFIG_LZO_COMPRESS=m
CONFIG_LZO_DECOMPRESS=m
@ -200,6 +204,7 @@ CONFIG_SLABINFO=y
# CONFIG_SPARSEMEM_STATIC is not set
# CONFIG_SPARSEMEM_VMEMMAP_ENABLE is not set
CONFIG_SSB_POSSIBLE=y
CONFIG_SWAP_IO_SPACE=y
CONFIG_SYSVIPC_SYSCTL=y
CONFIG_SYS_HAS_CPU_MIPS32_R1=y
CONFIG_SYS_HAS_EARLY_PRINTK=y

28
target/linux/ifxmips/files/arch/mips/ifxmips/board.c
View File

@ -35,7 +35,7 @@
#include <asm/io.h>
#include <asm/ifxmips/ifxmips.h>
#define MAX_IFXMIPS_DEVS 5
#define MAX_IFXMIPS_DEVS 6
#define BOARD_DANUBE "Danube"
#define BOARD_DANUBE_CHIPID 0x10129083
@ -96,6 +96,26 @@ static struct platform_device ifxmips_mtd[] =
},
};
#ifdef CONFIG_GPIO_DEVICE
static struct resource ifxmips_gpio_dev_resources[] = {
{
.name = "gpio",
.flags = 0,
.start = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
.end = (1 << 0) | (1 << 1) | (1 << 2) | (1 << 3) | (1 << 4) | (1 << 5) | (1 << 8) | (1 << 9) | (1 << 12),
},
};
static struct platform_device ifxmips_gpio_dev[] = {
{
.name = "GPIODEV",
.id = -1,
.num_resources = ARRAY_SIZE(ifxmips_gpio_dev_resources),
.resource = ifxmips_gpio_dev_resources,
}
};
#endif
const char*
get_system_type (void)
{
@ -119,18 +139,18 @@ int __init ifxmips_init_devices(void)
* Currently we support 3 chips
* 1.) Danube
* 2.) Twinpass (Danube without dsl phy)
* 3.) KDbg74 (used for debuging)
*/
int dev = 0;
/* the following devices are generic for all targets */
ifxmips_devs[dev++] = ifxmips_led;
ifxmips_devs[dev++] = ifxmips_gpio;
ifxmips_devs[dev++] = ifxmips_mii;
ifxmips_devs[dev++] = ifxmips_mtd;
#ifdef CONFIG_GPIO_DEVICE
ifxmips_devs[dev++] = ifxmips_gpio_dev;
#endif
return platform_add_devices(ifxmips_devs, dev);
}

1
target/linux/ifxmips/files/include/asm-mips/mach-ifxmips/gpio.h
View File

@ -24,6 +24,7 @@
#define _IFXMIPS_GPIO_H_
#include <asm/ifxmips/ifxmips.h>
#include <asm/ifxmips/ifxmips_gpio.h>
static inline int gpio_direction_input(unsigned gpio) {
ifxmips_port_set_dir_in(0, gpio);