kernel: overlays: Factor out the common i2c bus selection

See: raspberrypi/linux#6636

kernel: misc: rp1-pio: SM_CONFIG_XFER32 = larger DMA bufs
See: raspberrypi/linux#6640

kernel: Handle probe dependencies and hard errors better
See: raspberrypi/linux#6645

kernel: spi: dw: Wait for idle after TX
See: raspberrypi/linux#6646
See: raspberrypi/linux#6649

Author: popcornmix

COPYING.linux

@@ -0,0 +1,31 @@
+Copyright (c) 2006, Broadcom Corporation.
+Copyright (c) 2015, Raspberry Pi (Trading) Ltd
+All rights reserved.
+
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+
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