bcm63xx: make nvram checksum failures non fatal

...hes-3.7/108-MIPS-BCM63XX-handle-huawei-nvram-layout.patch

...-MIPS-BCM63XX-make-nvram-checksum-failure-non-fatal.patch

target/linux/brcm63xx/patches-3.7/300-reset_buttons.patch

target/linux/brcm63xx/patches-3.7/301-led_count.patch

.../brcm63xx/patches-3.7/302-extended-platform-devices.patch

target/linux/brcm63xx/patches-3.7/303-spi-board-info.patch

target/linux/brcm63xx/patches-3.7/304-boardid_fixup.patch

...x/patches-3.7/401-MIPS-BCM63XX-register-ohci-device.patch

...x/patches-3.7/403-MIPS-BCM63XX-register-ehci-device.patch

...rcm63xx/patches-3.7/408-6358-enet1-external-mii-clk.patch

...cm63xx_enet-add-support-for-bcm6368-internal-ethern.patch

...IPS-BCM63XX-add-HS-SPI-platform-device-and-register.patch

...hes-3.7/429-MIPS-BCM63XX-export-PSI-size-from-nvram.patch

...32-BCM63XX-allow-providing-fixup-data-in-board-data.patch

...hes-3.7/437-MIPS-BCM63XX-pass-caldata-info-to-flash.patch

.../patches-3.7/444-BCM63XX-add-endian-check-for-ath9k.patch

...m63xx/patches-3.7/445-BCM63XX-add-led-pin-for-ath9k.patch

...ches-3.7/446-BCM63XX-add-a-fixup-for-rt2x00-devices.patch

target/linux/brcm63xx/patches-3.7/511-board_V2500V.patch

...hes-3.7/520-bcm63xx-add-support-for-96368MVWG-board.patch