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authorRyder Lee <ryder.lee@mediatek.com>2017-08-10 08:34:59 +0200
committerBjorn Helgaas <bhelgaas@google.com>2017-08-30 15:23:57 +0200
commitb099631df160ec608cd6147f4d20a8042567a5b8 (patch)
tree00dbd40e34194908b7f48fd83a2cc4344cf8242a /drivers/pci/host/Kconfig
parentdt-bindings: PCI: Cleanup MediaTek binding text (diff)
downloadlinux-b099631df160ec608cd6147f4d20a8042567a5b8.tar.xz
linux-b099631df160ec608cd6147f4d20a8042567a5b8.zip
PCI: mediatek: Add controller support for MT2712 and MT7622
MT2712 and MT7622 using a new IP block of Gen2 controller which has two root ports and shares the same probing flow with MT2701/MT7623. Both MT2712 and MT7622 have the same per-port control registers, but there are slight differences between them: - MT7622 has more clocks than MT2712. - MT7622 has shared control registers which are used to enable LTSSM and ASPM while MT2712 does not. Add host controller support for MT2712/MT7622. Signed-off-by: Ryder Lee <ryder.lee@mediatek.com> Signed-off-by: Honghui Zhang <honghui.zhang@mediatek.com> [bhelgaas: folded in fix from http://lkml.kernel.org/r/1502715868-17651-2-git-send-email-honghui.zhang@mediatek.com] Signed-off-by: Bjorn Helgaas <bhelgaas@google.com>
Diffstat (limited to 'drivers/pci/host/Kconfig')
-rw-r--r--drivers/pci/host/Kconfig5
1 files changed, 2 insertions, 3 deletions
diff --git a/drivers/pci/host/Kconfig b/drivers/pci/host/Kconfig
index 89d61c2cbfaa..5b1ae9f8acdf 100644
--- a/drivers/pci/host/Kconfig
+++ b/drivers/pci/host/Kconfig
@@ -182,14 +182,13 @@ config PCIE_ROCKCHIP
config PCIE_MEDIATEK
bool "MediaTek PCIe controller"
- depends on ARM && (ARCH_MEDIATEK || COMPILE_TEST)
+ depends on (ARM || ARM64) && (ARCH_MEDIATEK || COMPILE_TEST)
depends on OF
depends on PCI
select PCIEPORTBUS
help
Say Y here if you want to enable PCIe controller support on
- MT7623 series SoCs. There is one single root complex with 3 root
- ports available. Each port supports Gen2 lane x1.
+ MediaTek SoCs.
config PCIE_TANGO_SMP8759
bool "Tango SMP8759 PCIe controller (DANGEROUS)"