bcm47xx: Register a GPIODEV platform device to allow GPIO access via /dev/gpio

[openwrt/svn-archive/archive.git] / target / linux / brcm47xx / files / arch / mips / bcm947xx / setup.c

diff --git a/target/linux/brcm47xx/files/arch/mips/bcm947xx/setup.c b/target/linux/brcm47xx/files/arch/mips/bcm947xx/setup.c
index 5856d8fc6959a7491fff046f1cfc37648ef726e4..41d7b0b7587290ec73e32cc7e38d092b38ad7c68 100644 (file)
--- a/target/linux/brcm47xx/files/arch/mips/bcm947xx/setup.c
+++ b/target/linux/brcm47xx/files/arch/mips/bcm947xx/setup.c
@@ -226,4 +226,21 @@ void __init plat_mem_setup(void)
        board_time_init = bcm47xx_time_init;
 }
 
+static int __init bcm47xx_register_gpiodev(void)
+{
+       static struct resource res = {
+               .start = 0xFFFFFFFF,
+       };
+       struct platform_device *pdev;
+
+       pdev = platform_device_register_simple("GPIODEV", 0, &res, 1);
+       if (!pdev) {
+               printk(KERN_ERR "bcm47xx: GPIODEV init failed\n");
+               return -ENODEV;
+       }
+
+       return 0;
+}
+device_initcall(bcm47xx_register_gpiodev);
+
 EXPORT_SYMBOL(ssb);