[openwrt/openwrt] bcm4908: fix backport of PMB driver

[LEDE Commits]

rmilecki pushed a commit to openwrt/openwrt.git, branch master:
https://git.openwrt.org/26052fb3553c2a55f6166c0188202b5d10c62a09

commit 26052fb3553c2a55f6166c0188202b5d10c62a09
Author: Rafał Miłecki <rafal at milecki.pl>
AuthorDate: Mon Feb 15 16:51:38 2021 +0100

    bcm4908: fix backport of PMB driver
    
    Missing Makefile change was preventing kernel from actually compiling
    the driver.
    
    Signed-off-by: Rafał Miłecki <rafal at milecki.pl>
---
 .../082-v5.12-0002-soc-bcm-add-PM-driver-for-Broadcom-s-PMB.patch | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/target/linux/bcm4908/patches-5.4/082-v5.12-0002-soc-bcm-add-PM-driver-for-Broadcom-s-PMB.patch b/target/linux/bcm4908/patches-5.4/082-v5.12-0002-soc-bcm-add-PM-driver-for-Broadcom-s-PMB.patch
index 29e48c7f6c..5b8781a339 100644
--- a/target/linux/bcm4908/patches-5.4/082-v5.12-0002-soc-bcm-add-PM-driver-for-Broadcom-s-PMB.patch
+++ b/target/linux/bcm4908/patches-5.4/082-v5.12-0002-soc-bcm-add-PM-driver-for-Broadcom-s-PMB.patch
@@ -404,3 +404,11 @@ Signed-off-by: Florian Fainelli <f.fainelli at gmail.com>
  source "drivers/soc/bcm/brcmstb/Kconfig"
  
  endmenu
+--- a/drivers/soc/bcm/Makefile
++++ b/drivers/soc/bcm/Makefile
+@@ -1,4 +1,5 @@
+ # SPDX-License-Identifier: GPL-2.0-only
+ obj-$(CONFIG_BCM2835_POWER)	+= bcm2835-power.o
+ obj-$(CONFIG_RASPBERRYPI_POWER)	+= raspberrypi-power.o
++obj-y				+= bcm63xx/
+ obj-$(CONFIG_SOC_BRCMSTB)	+= brcmstb/