diff --git a/recipes-bsp/linux/files/sysmobts-v2/defconfig b/recipes-bsp/linux/files/sysmobts-v2/defconfig
index 4ca8232..f461599 100644
--- a/recipes-bsp/linux/files/sysmobts-v2/defconfig
+++ b/recipes-bsp/linux/files/sysmobts-v2/defconfig
@@ -1055,8 +1055,8 @@ CONFIG_DEVKMEM=y
 #
 CONFIG_SERIAL_8250=y
 CONFIG_SERIAL_8250_CONSOLE=y
-CONFIG_SERIAL_8250_NR_UARTS=3
-CONFIG_SERIAL_8250_RUNTIME_UARTS=3
+CONFIG_SERIAL_8250_NR_UARTS=5
+CONFIG_SERIAL_8250_RUNTIME_UARTS=5
 # CONFIG_SERIAL_8250_EXTENDED is not set
 
 #
diff --git a/recipes-bsp/linux/linux-sysmocom_git.bb b/recipes-bsp/linux/linux-sysmocom_git.bb
index c9b43ab..407c9b0 100644
--- a/recipes-bsp/linux/linux-sysmocom_git.bb
+++ b/recipes-bsp/linux/linux-sysmocom_git.bb
@@ -1,7 +1,7 @@
 inherit kernel
 require linux-sysmocom.inc
 
-LINUX_VERSION ?= "3.2.36"
+LINUX_VERSION ?= "3.2.40"
 LINUX_VERSION_EXTENSION ?= "-sysmocom-${LINUX_KERNEL_TYPE}"
 
 # Overrides for the sysmocom bts v1
@@ -10,7 +10,7 @@ BTS_FIRMWARE_NAME_sysmobts-v1 = "sysmobts-v1"
 # Overrides for the sysmocom bts v2
 BTS_FIRMWARE_NAME_sysmobts-v2 = "sysmobts-v2"
 
-SRCREV = "1db46a2b69e034677802b2c83b7d523b4338769f"
+SRCREV = "996c4d772886fa81ffa5d2d971ef88e6da41e115"
 
 PR = "r27"
 PV = "${LINUX_VERSION}+git${SRCPV}"