[OpenWrt-Devel] [PATCH 2/3] mpc85xx: remove USB support from kernel

David Bauer mail at david-bauer.net
Mon Apr 8 14:09:34 EDT 2019


This removes USB support from the compiled kernel. Because of this, the
kernel is just small enough for the TP-Link WDR4900 to boot the
resulting kernel.

This is necessary to support the WDR4900 in the upcoming 19.xx release.
In the long run, this should be fixed with a second stage bootloader, as
the vendor bootloader only loads the first 2684k bytes.

Signed-off-by: David Bauer <mail at david-bauer.net>
---
 target/linux/mpc85xx/Makefile    | 2 +-
 target/linux/mpc85xx/config-4.14 | 7 -------
 target/linux/mpc85xx/config-4.19 | 7 -------
 3 files changed, 1 insertion(+), 15 deletions(-)

diff --git a/target/linux/mpc85xx/Makefile b/target/linux/mpc85xx/Makefile
index 370ef81f15..02fdc2f53d 100644
--- a/target/linux/mpc85xx/Makefile
+++ b/target/linux/mpc85xx/Makefile
@@ -22,6 +22,6 @@ include $(INCLUDE_DIR)/target.mk
 
 DEFAULT_PACKAGES += \
 	kmod-input-core kmod-input-gpio-keys kmod-button-hotplug \
-	kmod-leds-gpio swconfig kmod-ath9k wpad-basic
+	kmod-leds-gpio swconfig kmod-ath9k wpad-basic kmod-usb2-fsl
 
 $(eval $(call BuildTarget))
diff --git a/target/linux/mpc85xx/config-4.14 b/target/linux/mpc85xx/config-4.14
index f057e5c910..f2337210d4 100644
--- a/target/linux/mpc85xx/config-4.14
+++ b/target/linux/mpc85xx/config-4.14
@@ -354,13 +354,6 @@ CONFIG_UCC=y
 CONFIG_UCC_FAST=y
 CONFIG_UCC_GETH=y
 # CONFIG_UGETH_TX_ON_DEMAND is not set
-CONFIG_USB=y
-CONFIG_USB_COMMON=y
-CONFIG_USB_EHCI_FSL=y
-CONFIG_USB_EHCI_HCD=y
-# CONFIG_USB_EHCI_HCD_PLATFORM is not set
-CONFIG_USB_EHCI_HCD_PPC_OF=y
-CONFIG_USB_FHCI_HCD=y
 CONFIG_USB_SUPPORT=y
 CONFIG_VDSO32=y
 # CONFIG_VIRT_CPU_ACCOUNTING_NATIVE is not set
diff --git a/target/linux/mpc85xx/config-4.19 b/target/linux/mpc85xx/config-4.19
index c92edcfa37..df4d741c27 100644
--- a/target/linux/mpc85xx/config-4.19
+++ b/target/linux/mpc85xx/config-4.19
@@ -315,13 +315,6 @@ CONFIG_UCC=y
 CONFIG_UCC_FAST=y
 CONFIG_UCC_GETH=y
 # CONFIG_UGETH_TX_ON_DEMAND is not set
-CONFIG_USB=y
-CONFIG_USB_COMMON=y
-CONFIG_USB_EHCI_FSL=y
-CONFIG_USB_EHCI_HCD=y
-# CONFIG_USB_EHCI_HCD_PLATFORM is not set
-CONFIG_USB_EHCI_HCD_PPC_OF=y
-CONFIG_USB_FHCI_HCD=y
 CONFIG_USB_SUPPORT=y
 CONFIG_VDSO32=y
 # CONFIG_VIRT_CPU_ACCOUNTING_NATIVE is not set
-- 
2.21.0


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