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mailbox: add Tegra186 HSP driver
Tegra186's HSP module implements doorbells, mailboxes, semaphores, and shared interrupts. This patch provides a driver for HSP, and hooks it into the mailbox API. Currently, only doorbells are supported. Signed-off-by:Stephen Warren <swarren@nvidia.com> Reviewed-by:
Simon Glass <sjg@chromium.org> Acked-by:
Simon Glass <sjg@chromium.org>
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- arch/arm/dts/tegra186.dtsi 13 additions, 0 deletionsarch/arm/dts/tegra186.dtsi
- arch/arm/mach-tegra/Kconfig 2 additions, 0 deletionsarch/arm/mach-tegra/Kconfig
- drivers/mailbox/Kconfig 7 additions, 0 deletionsdrivers/mailbox/Kconfig
- drivers/mailbox/Makefile 1 addition, 0 deletionsdrivers/mailbox/Makefile
- drivers/mailbox/tegra-hsp.c 163 additions, 0 deletionsdrivers/mailbox/tegra-hsp.c
- include/dt-bindings/mailbox/tegra-hsp.h 14 additions, 0 deletionsinclude/dt-bindings/mailbox/tegra-hsp.h
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