diff options
Diffstat (limited to 'target/linux/ixp4xx-2.6/patches/186-nas100d_rtc_fixup.patch')
| -rw-r--r-- | target/linux/ixp4xx-2.6/patches/186-nas100d_rtc_fixup.patch | 55 |
1 files changed, 55 insertions, 0 deletions
diff --git a/target/linux/ixp4xx-2.6/patches/186-nas100d_rtc_fixup.patch b/target/linux/ixp4xx-2.6/patches/186-nas100d_rtc_fixup.patch new file mode 100644 index 0000000000..f594802d2f --- /dev/null +++ b/target/linux/ixp4xx-2.6/patches/186-nas100d_rtc_fixup.patch @@ -0,0 +1,55 @@ +Index: linux-2.6.19/arch/arm/mach-ixp4xx/nas100d-setup.c +=================================================================== +--- linux-2.6.19.orig/arch/arm/mach-ixp4xx/nas100d-setup.c ++++ linux-2.6.19/arch/arm/mach-ixp4xx/nas100d-setup.c +@@ -18,6 +18,7 @@ + #include <linux/leds.h> + #include <linux/mtd/mtd.h> + ++#include <asm/setup.h> + #include <asm/mach-types.h> + #include <asm/mach/arch.h> + #include <asm/mach/flash.h> +@@ -225,11 +226,42 @@ static void __init nas100d_init(void) + register_mtd_user(&nas100d_flash_notifier); + } + ++static char nas100d_rtc_probe[] __initdata = "rtc-pcf8563.probe=0,0x51 "; ++ ++static void __init nas100d_fixup(struct machine_desc *desc, ++ struct tag *tags, char **cmdline, struct meminfo *mi) ++{ ++ struct tag *t = tags; ++ char *p = *cmdline; ++ ++ /* Find the end of the tags table, taking note of any cmdline tag. */ ++ for (; t->hdr.size; t = tag_next(t)) { ++ if (t->hdr.tag == ATAG_CMDLINE) { ++ p = t->u.cmdline.cmdline; ++ } ++ } ++ ++ /* Overwrite the end of the table with a new cmdline tag. */ ++ t->hdr.tag = ATAG_CMDLINE; ++ t->hdr.size = ++ (sizeof (struct tag_header) + ++ strlen(nas100d_rtc_probe) + strlen(p) + 1 + 4) >> 2; ++ strlcpy(t->u.cmdline.cmdline, nas100d_rtc_probe, COMMAND_LINE_SIZE); ++ strlcpy(t->u.cmdline.cmdline + strlen(nas100d_rtc_probe), p, ++ COMMAND_LINE_SIZE - strlen(nas100d_rtc_probe)); ++ ++ /* Terminate the table. */ ++ t = tag_next(t); ++ t->hdr.tag = ATAG_NONE; ++ t->hdr.size = 0; ++} ++ + MACHINE_START(NAS100D, "Iomega NAS 100d") + /* Maintainer: www.nslu2-linux.org */ + .phys_io = IXP4XX_PERIPHERAL_BASE_PHYS, + .io_pg_offst = ((IXP4XX_PERIPHERAL_BASE_VIRT) >> 18) & 0xFFFC, + .boot_params = 0x00000100, ++ .fixup = nas100d_fixup, + .map_io = ixp4xx_map_io, + .init_irq = ixp4xx_init_irq, + .timer = &ixp4xx_timer, |