sys: Automated cleanup of cdefs and other formatting

Apply the following automated changes to try to eliminate
no-longer-needed sys/cdefs.h includes as well as now-empty
blank lines in a row.

Remov

sys: Automated cleanup of cdefs and other formatting

Apply the following automated changes to try to eliminate
no-longer-needed sys/cdefs.h includes as well as now-empty
blank lines in a row.

Remove /^#if.*\n#endif.*\n#include\s+<sys/cdefs.h>.*\n/
Remove /\n+#include\s+<sys/cdefs.h>.*\n+#if.*\n#endif.*\n+/
Remove /\n+#if.*\n#endif.*\n+/
Remove /^#if.*\n#endif.*\n/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/types.h>/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/param.h>/
Remove /\n+#include\s+<sys/cdefs.h>\n#include\s+<sys/capsicum.h>/

Sponsored by: Netflix

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sys: Remove $FreeBSD$: one-line .c pattern

Remove /^[\s*]*__FBSDID\("\$FreeBSD\$"\);?\s*\n/

arm: clean up empty lines in .c and .h files

uart_snps: Add early printf support

Move the allwinner early printf support to the snps driver as it
should work with all implementation.
While here add instruction for enabling it on 64bits SoCs.

Merge ^/head r323559 through r325504.

MFhead@r324837

While here, diff reduce some of the changes in sys/boot by moving
MK_COVERAGE=no to sys/boot/Makefile.inc .

Allwinner: Fix compilation

Forgot an #endif in r324773, sorry for the breakage.

Allwinner: Add EARLY_PRINTF function

EARLY_PRINTF can help debugging early problems.
Add it for Allwinner SoCs.

Tested On: OrangePi One (H3)

MFhead@r320180

Merge ^/head r319973 through 321382.

Merge ^/head r320042 through r320397.

Allwinner: Add support for H2 Plus SoC

H2+ SoC is a stripped down version of H3 without gigabit ethernet and 4K HDMI.
Also add sun8i-h2-plus-orangepi-zero.dts to the build as we run on this board.

Merge ^/head r311132 through r311305.

Allwinner: Add A33 support

Add basic support for A33/R16 that is enough to boot a kernel.
This adds the platform code, padconf data and the new clocks strings.

MFC after: 2 weeks

Merge ^/head r309817 through r310168.

All armv6 platforms have the same implementation of platform_lastaddr.
Replace them with a default handler that returns devmap_lastaddr.

Reviewed by: mmel
Sponsored by: ABT Systems Ltd
Differential

All armv6 platforms have the same implementation of platform_lastaddr.
Replace them with a default handler that returns devmap_lastaddr.

Reviewed by: mmel
Sponsored by: ABT Systems Ltd
Differential Revision: https://reviews.freebsd.org/D8806

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Use the platform_*_t typedefs to help check the platform function types are
correct.

Sponsored by: ABT Systems Ltd

Merge ^/head r308491 through r308841.

Stop including fdt_common.h from the arm code when it's unneeded.

Sponsored by: ABT Systems Ltd

Merge ^/head r305892 through r306302.

Move cpu_reset to be a platform method to allow multiple implementations.

Reviewed by: mmel
Sponsored by: ABT Systems Ltd
Differential Revision: https://reviews.freebsd.org/D8010

Remove bus_dma_get_range and bus_dma_get_range_nb on armv6. We only need
this on a few earlier arm SoCs.

Reviewed by: manu (earlier version)
Sponsored by: ABT Systems Ltd

MFhead @ r304815

Merge ^/head r304236 through r304536.

Rename allwinner_machdep.{c.h} to aw_machdep.{c.h} as all allwinner source
files are name aw_*