[U-Boot] [PATCH v3 RESEND 1/5] usb: Introduce CONFIG_SPL_DM_USB

[Sven Schwermer]

This allows building the SPL without driver model for USB. Since
CONFIG_SPL_DM_USB is enabled if and only if CONFIG_DM_USB was enabled
before, this patch does not change the build behaviour.

Signed-off-by: Sven Schwermer <sven at svenschwermer.de>
---
 drivers/usb/Kconfig         | 5 +++++
 drivers/usb/common/Makefile | 2 +-
 drivers/usb/host/Makefile   | 2 +-
 3 files changed, 7 insertions(+), 2 deletions(-)

diff --git a/drivers/usb/Kconfig b/drivers/usb/Kconfig
index 4fbe172e05..03746dd12f 100644
--- a/drivers/usb/Kconfig
+++ b/drivers/usb/Kconfig
@@ -47,6 +47,11 @@ config DM_USB
 	  declared with the U_BOOT_USB_DEVICE() macro and will be
 	  automatically probed when found on the bus.
 
+config SPL_DM_USB
+	bool "Enable driver model for USB in SPL"
+	depends on DM_USB
+	default y
+
 source "drivers/usb/host/Kconfig"
 
 source "drivers/usb/dwc3/Kconfig"
diff --git a/drivers/usb/common/Makefile b/drivers/usb/common/Makefile
index 55e0547b16..3bedbf213f 100644
--- a/drivers/usb/common/Makefile
+++ b/drivers/usb/common/Makefile
@@ -3,6 +3,6 @@
 # (C) Copyright 2016 Freescale Semiconductor, Inc.
 #
 
-obj-$(CONFIG_DM_USB) += common.o
+obj-$(CONFIG_$(SPL_)DM_USB) += common.o
 obj-$(CONFIG_USB_EHCI_FSL) += fsl-dt-fixup.o fsl-errata.o
 obj-$(CONFIG_USB_XHCI_FSL) += fsl-dt-fixup.o fsl-errata.o
diff --git a/drivers/usb/host/Makefile b/drivers/usb/host/Makefile
index cb8c315a15..bfa565c4c3 100644
--- a/drivers/usb/host/Makefile
+++ b/drivers/usb/host/Makefile
@@ -3,7 +3,7 @@
 # (C) Copyright 2000-2007
 # Wolfgang Denk, DENX Software Engineering, wd at denx.de.
 
-ifdef CONFIG_DM_USB
+ifdef CONFIG_$(SPL_)DM_USB
 obj-$(CONFIG_CMD_USB) += usb-uclass.o
 obj-$(CONFIG_SANDBOX) += usb-sandbox.o
 endif
-- 
2.17.1