Change in coreboot[master]: [WIP]drivers/spi: Add status register lockdown

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Change subject: [WIP]drivers/spi: Add status register lockdown
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Patch Set 1:

Build Failed

https://qa.coreboot.org/job/coreboot-gerrit/68470/ : FAILURE

https://qa.coreboot.org/job/coreboot-checkpatch/22890/ : FAILURE