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soc: amlogic: add meson-canvas driver

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Amlogic SoCs have a repository of 256 canvas which they use to
describe pixel buffers.

They contain metadata like width, height, block mode, endianness [..]

Many IPs within those SoCs like vdec/vpu rely on those canvas to read/write
pixels.

Reviewed-by: Jerome Brunet <jbrunet@baylibre.com>
Tested-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Maxime Jourdan <mjourdan@baylibre.com>
Signed-off-by: Kevin Hilman <khilman@baylibre.com>
This commit is contained in:
Maxime Jourdan
2018-08-23 13:49:53 +02:00
committed by Kevin Hilman
parent 5516803d48
commit d4983983d9
4 changed files with 258 additions and 0 deletions
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7
drivers/soc/amlogic/Kconfig
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@@ -1,5 +1,12 @@
menu "Amlogic SoC drivers"
config MESON_CANVAS
tristate "Amlogic Meson Canvas driver"
depends on ARCH_MESON || COMPILE_TEST
default n
help
Say yes to support the canvas IP for Amlogic SoCs.
config MESON_GX_SOCINFO
bool "Amlogic Meson GX SoC Information driver"
depends on ARCH_MESON || COMPILE_TEST