[PATCH V2 6/6] usb: host: Add ability to build new Broadcom STB USB drivers

From: Al Cooper
Date: Wed Oct 17 2018 - 18:30:25 EST


Add the build system changes needed to get the Broadcom STB XHCI,
EHCI and OHCI functionality working. The link order for XHCI was
changed in the Makefile because of the way STB XHCI, EHCI and OHCI
controllers share a port which requires that the XHCI driver be
initialized first. Also update MAINTAINERS.

Signed-off-by: Al Cooper <alcooperx@xxxxxxxxx>
---
MAINTAINERS | 9 +++++++++
drivers/usb/host/Kconfig | 29 +++++++++++++++++++++++++++++
drivers/usb/host/Makefile | 18 ++++++++++++------
3 files changed, 50 insertions(+), 6 deletions(-)

diff --git a/MAINTAINERS b/MAINTAINERS
index 6ac000cc006d..7e062dcbe173 100644
--- a/MAINTAINERS
+++ b/MAINTAINERS
@@ -3006,6 +3006,15 @@ S: Supported
F: drivers/gpio/gpio-brcmstb.c
F: Documentation/devicetree/bindings/gpio/brcm,brcmstb-gpio.txt

+BROADCOM BRCMSTB USB XHCI, EHCI and OHCI DRIVERS
+M: Al Cooper <alcooperx@xxxxxxxxx>
+L: linux-usb@xxxxxxxxxxxxxxx
+L: bcm-kernel-feedback-list@xxxxxxxxxxxx
+S: Maintained
+F: drivers/usb/host/xhci-brcm.*
+F: drivers/usb/host/ohci-brcm.c
+F: Documentation/devicetree/bindings/usb/brcm,bcm7445-*.txt
+
BROADCOM BRCMSTB USB2 and USB3 PHY DRIVER
M: Al Cooper <alcooperx@xxxxxxxxx>
L: linux-kernel@xxxxxxxxxxxxxxx
diff --git a/drivers/usb/host/Kconfig b/drivers/usb/host/Kconfig
index 1a4ea98cac2a..112de3334389 100644
--- a/drivers/usb/host/Kconfig
+++ b/drivers/usb/host/Kconfig
@@ -94,6 +94,35 @@ config USB_XHCI_TEGRA
Say 'Y' to enable the support for the xHCI host controller
found in NVIDIA Tegra124 and later SoCs.

+config USB_OHCI_BRCM
+ tristate
+
+config USB_EHCI_BRCM
+ tristate
+
+config USB_XHCI_BRCM
+ tristate
+
+config BRCM_USB_PHY
+ tristate
+
+config USB_BRCM
+ tristate "Broadcom STB USB support"
+ depends on ARCH_BRCMSTB
+ select USB_OHCI_HCD_PLATFORM if USB_OHCI_HCD
+ select USB_EHCI_BRCM if USB_EHCI_HCD
+ select USB_XHCI_BRCM if USB_XHCI_HCD
+ select USB_XHCI_PLATFORM if USB_XHCI_HCD
+ select BRCM_USB_PHY if USB_OHCI_HCD || USB_EHCI_HCD || USB_XHCI_HCD
+ select GENERIC_PHY if BRCM_USB_PHY
+ default ARCH_BRCMSTB
+ help
+ Say Y to enable support for XHCI, EHCI and OHCI host controllers
+ found in Broadcom STB SoC's.
+
+ Disabling this will keep the controllers and corresponding
+ PHYs powered down.
+
endif # USB_XHCI_HCD

config USB_EHCI_HCD
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index e6235269c151..2a16226f0916 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -31,6 +31,10 @@ ifneq ($(CONFIG_USB_XHCI_RCAR), )
xhci-plat-hcd-y += xhci-rcar.o
endif

+ifneq ($(CONFIG_USB_XHCI_BRCM), )
+ xhci-plat-hcd-y += xhci-brcm.o
+endif
+
ifneq ($(CONFIG_DEBUG_FS),)
xhci-hcd-y += xhci-debugfs.o
endif
@@ -39,6 +43,13 @@ obj-$(CONFIG_USB_WHCI_HCD) += whci/

obj-$(CONFIG_USB_PCI) += pci-quirks.o

+obj-$(CONFIG_USB_XHCI_HCD) += xhci-hcd.o
+obj-$(CONFIG_USB_XHCI_PCI) += xhci-pci.o
+obj-$(CONFIG_USB_XHCI_PLATFORM) += xhci-plat-hcd.o
+obj-$(CONFIG_USB_XHCI_HISTB) += xhci-histb.o
+obj-$(CONFIG_USB_XHCI_MTK) += xhci-mtk.o
+obj-$(CONFIG_USB_XHCI_TEGRA) += xhci-tegra.o
+
obj-$(CONFIG_USB_EHCI_HCD) += ehci-hcd.o
obj-$(CONFIG_USB_EHCI_PCI) += ehci-pci.o
obj-$(CONFIG_USB_EHCI_HCD_PLATFORM) += ehci-platform.o
@@ -52,6 +63,7 @@ obj-$(CONFIG_USB_EHCI_EXYNOS) += ehci-exynos.o
obj-$(CONFIG_USB_EHCI_HCD_AT91) += ehci-atmel.o
obj-$(CONFIG_USB_EHCI_TEGRA) += ehci-tegra.o
obj-$(CONFIG_USB_W90X900_EHCI) += ehci-w90x900.o
+obj-$(CONFIG_USB_EHCI_BRCM) += ehci-brcm.o

obj-$(CONFIG_USB_OXU210HP_HCD) += oxu210hp-hcd.o
obj-$(CONFIG_USB_ISP116X_HCD) += isp116x-hcd.o
@@ -72,12 +84,6 @@ obj-$(CONFIG_USB_OHCI_HCD_DAVINCI) += ohci-da8xx.o

obj-$(CONFIG_USB_UHCI_HCD) += uhci-hcd.o
obj-$(CONFIG_USB_FHCI_HCD) += fhci.o
-obj-$(CONFIG_USB_XHCI_HCD) += xhci-hcd.o
-obj-$(CONFIG_USB_XHCI_PCI) += xhci-pci.o
-obj-$(CONFIG_USB_XHCI_PLATFORM) += xhci-plat-hcd.o
-obj-$(CONFIG_USB_XHCI_HISTB) += xhci-histb.o
-obj-$(CONFIG_USB_XHCI_MTK) += xhci-mtk.o
-obj-$(CONFIG_USB_XHCI_TEGRA) += xhci-tegra.o
obj-$(CONFIG_USB_SL811_HCD) += sl811-hcd.o
obj-$(CONFIG_USB_SL811_CS) += sl811_cs.o
obj-$(CONFIG_USB_U132_HCD) += u132-hcd.o
--
1.9.0.138.g2de3478