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memory: mediatek: Add SMI driver

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This patch add SMI(Smart Multimedia Interface) driver. This driver
is responsible to enable/disable iommu and control the power domain
and clocks of each local arbiter.

Signed-off-by: Yong Wu <yong.wu@mediatek.com>
Tested-by: Philipp Zabel <p.zabel@pengutronix.de>
Reviewed-by: Daniel Kurtz <djkurtz@chromium.org>
Tested-by: Daniel Kurtz <djkurtz@chromium.org>
Signed-off-by: Matthias Brugger <matthias.bgg@gmail.com>
Signed-off-by: Joerg Roedel <jroedel@suse.de>
This commit is contained in:
Yong Wu
2016-02-23 01:20:49 +08:00
committed by Joerg Roedel
parent fb6e2ceee3
commit cc8bbe1a83
4 changed files with 340 additions and 0 deletions
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8
drivers/memory/Kconfig
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@@ -114,6 +114,14 @@ config JZ4780_NEMC
the Ingenic JZ4780. This controller is used to handle external
memory devices such as NAND and SRAM.
config MTK_SMI
bool
depends on ARCH_MEDIATEK || COMPILE_TEST
help
This driver is for the Memory Controller module in MediaTek SoCs,
mainly help enable/disable iommu and control the power domain and
clocks for each local arbiter.
source "drivers/memory/tegra/Kconfig"
endif