linux-toradex_4.4: vf, update to toradex bsp 2.7.4

- Merge to upstream patchlevel Linux 4.4.88
- Add Remote Processor Messaging (rpmsg) driver for Vybrid
- Various other additions and fixes
- Synchronize defconfig with kernel tree colibri_vf_defconfig

Apart from the upstream patches the following commits were added:
with bsp 2.7.4
* d152ae9 drm/panel: Add display timings for Logic LT161010-2NHC 7" panel
* a8c098d colibri_vf_defconfig: add atmel-mxt-ts as a module
* 274ea53 ARM: dts: vf-colibri: add Atmel MXT multitouch controller
* dd2a698 ARM: dts: colibri-vf: add new gpio hog grp/s
* 2829153 usb: chipidea: use of extcon framework to work for non OTG case
* 1721e2f usb: chipidea: Consolidate extcon notifiers
* de6cb89 Revert "usb: chipidea: Modify use of extcon framework to work for non OTG case"

with bsp 2.7.3
* c1d5fe2 Merge tag 'v4.4.73' into toradex_vf_4.4-next
* 0068a1b ARM: dts: vf-colibri-aster: Add support for Aster with Vybrid
* f37e832 ARM: vf610: PM: Use device tree property to register power_off function
* 3348e45 tty: serial: fsl_lpuart: fix del_timer_sync() vs timer routine deadlock
* f9fc0f2 ARM: dts: imx: fix M41T0 RTC compatible string
* 41e7fd5 rtc: ds1307: support m41t0 variant
* 7cfa321 tty: serial: fsl_lpuart: lock port on console write
* 00babbc ARM: dts: colibri-vf: use pull-down for USBC_DET pin
* 8b06b41 tty: serial: fsl_lpuart: resync with 4.9 kernel
* 837e5b8 Merge tag 'v4.4.59' into toradex_vf_4.4-next
* 418f717 net: fsl_l2_switch: cleanup in remove callback
* 86b0182 net: ethernet: freescale: allow vf610_l2_switch as module
* fa64e12 net: fsl_l2_switch: drop registering phy in switch mode
* cd2eb96 Merge tag 'v4.4.39' into toradex_vf_4.4-next
* 56ffbfa spi: spi-fsl-dspi: Purge switch between EOQ and DMA mode
* 90b6d21 ARM: dts: vfxxx: Enable DMA for DSPI2 and DSPI3
* e2d03ba spi: spi-fsl-dspi: Fix incorrect freeing of DMA allocated buffers
* 9b02266 spi: spi-fsl-dspi: Fix continuous selection format
* 529dcc0 spi: spi-fsl-dspi: Fix incorrect DMA setup
* de55e33 spi: spi-fsl-dspi: Fix SPI transfer issue when using multiple SPI_IOC_MESSAGE
* 3356fd1 spi: spi-fsl-dspi: Fix data corruption for 1K transfers or more
* e1ce49e drm/fsl-dcu: introduce kernel parameter to specify fbdev depth
* 93fb63a ARM: configs: colibri_vf: configure IPv6 SIT driver as module
* 4a8d085 sdhci-esdhc-imx: fix bus-width for 1-bit operation.
* 3816bd7 ARM: vf610: PM: register power_off function
* 7ccb5e5 usb: chipidea: implement platform shutdown callback
* 1cb2765 drm/fsl-dcu: disable CRTC gracefully
* 9e4d484 net: fec: align IP header in hardware
* 6a18208 Input: colibri-vf50-ts: disable IRQs on close
* a650cbf tty: serial: fsl_lpuart: Fix Tx DMA edge case
* 64086f8 drm/fsl-dcu: enable pixel clock when enabling CRTC
* 44108d4 drm/fb_cma_helper: Remove implicit call to disable_unused_functions
* 01a613e drm/fsl-dcu: do not transfer register in mode_set_nofb
* ab74a917 drm/fsl-dcu: do not explicitly transfer registers on plane init
* b385ffb drm/fsl-dcu: enable TCON bypass mode by default
* 7ecc29c ARM: dts: vfxxx: Include support for dspi[23] functionality.
* 95bb750 drm/fsl-dcu: implement lastclose callback
* 5f0a2c4 rpmsg: vf610_rpmsg: check for error pointer
* a47f6f42 char: vf610_sema4: use macro to register driver
* a5a7e6d char: vf610_sema4: improve error handling
* fa359d7 pinctrl: freescale: avoid overwriting pin config when freeing GPIO
* 624f65b i2c: imx: defer probe if bus recovery GPIOs are not ready
* 2e02dcb i2c: imx: make bus recovery through pinctrl optional
* 25ae853 ARM: vf610: PM: initialize suspend to memory seperately
* 80c40b6 ARM: dts: vfxxx: Reintroduce the OCRAM nodes
* cd89f00 Merge tag 'v4.4.21' into toradex_vf_4.4-next
* 45de59e spi: spi-fsl-dspi: Add DMA support for Vybrid
* a8f99a5 ARM: dts: vfxxx: Enable DMA for DSPI on Vybrid
* 51243ff tty: serial: fsl_lpuart: Fix parity control
*   8f2dbc3 Merge branch 'toradex_vf_4.4-rpmsg' into toradex_vf_4.4-next
|\
| * 8439c80 ARM: configs: colibri_vf: Enable remoteproc and rpmsg for Vybrid
| * 764bf1b ARM: dts: vf610: Enable rpmsg driver for Vybrid
| * 5feabad rpmsg: vf610_rpmsg: Add rpmsg driver for Vybrid
| * 7b3be87 rpmsg: imx_rpmsg: Add rpmsg examples
| * ce28cb8 ARM: dts: vf610: Add device tree node for semaphore module on Vybrid
| * a52aca8 char: vf610_sema4: Add support for semaphore module on Vybrid
| * 41d0195 ARM: dts: vfxxx: Allow CCM to be accessed using syscon
| * f5fcfa3 ARM: dts: vf610: Add device tree node for Vybrid remoteproc driver
| * 8b08f5f remoteproc: vf610_cm4_rproc: Add remoteproc support for Vybrid
| * 43c2041 remoteproc: Support ELF loading without resource table
| * fdbb13c ARM: dts: vfxxx: Add CPU2CPU interrupts for MSCM module
| * 91294be irqchip: vf610-mscm-ir: Extend MSCM with CPU2CPU interrupt support
|/
* e11f8ba ARM: dts: vf-colibri: use Toradex evalspi
* 503ad82 spi: spidev: invent a new hw device to work around spidev warning
* 65e1bdf Revert "spi core: Add new sysfs 'num_chipselect' file"
* db04bd4 Revert "spi: spidev: Use 'new_id' sysfs file for enabling spidev"

Signed-off-by: Max Krummenacher <max.krummenacher@toradex.com>
Signed-off-by: Otavio Salvador <otavio@ossystems.com.br>

recipes-kernel/linux/linux-toradex-4.4/defconfig

@@ -57,6 +57,7 @@ CONFIG_NET_IPGRE_DEMUX=m
 # CONFIG_INET_XFRM_MODE_TUNNEL is not set
 # CONFIG_INET_XFRM_MODE_BEET is not set
 # CONFIG_INET_LRO is not set
+CONFIG_IPV6_SIT=m
 CONFIG_NETFILTER=y
 CONFIG_BRIDGE_NETFILTER=y
 CONFIG_NF_CONNTRACK=y
@@ -85,6 +86,7 @@ CONFIG_CAN=m
 CONFIG_CAN_FLEXCAN=m
 CONFIG_CAN_MCP251X=m
 CONFIG_CFG80211=m
+CONFIG_CFG80211_WEXT=y
 CONFIG_MAC80211=m
 CONFIG_RFKILL=y
 CONFIG_RFKILL_INPUT=y
@@ -154,6 +156,7 @@ CONFIG_INPUT_EVDEV=y
 CONFIG_KEYBOARD_GPIO=y
 # CONFIG_MOUSE_PS2 is not set
 CONFIG_INPUT_TOUCHSCREEN=y
+CONFIG_TOUCHSCREEN_ATMEL_MXT=m
 CONFIG_TOUCHSCREEN_FUSION_F0710A=m
 CONFIG_TOUCHSCREEN_WM97XX=y
 # CONFIG_TOUCHSCREEN_WM9705 is not set
@@ -162,6 +165,7 @@ CONFIG_TOUCHSCREEN_COLIBRI_VF50=y
 # CONFIG_SERIO is not set
 # CONFIG_LEGACY_PTYS is not set
 # CONFIG_DEVKMEM is not set
+CONFIG_VF610_SEMA4=y
 CONFIG_SERIAL_FSL_LPUART=y
 CONFIG_SERIAL_FSL_LPUART_CONSOLE=y
 CONFIG_HW_RANDOM=y
@@ -270,6 +274,10 @@ CONFIG_FSL_EDMA=y
 # CONFIG_MX3_IPU is not set
 CONFIG_ARM_TIMER_SP804=y
 # CONFIG_IOMMU_SUPPORT is not set
+CONFIG_VF610_CM4_RPROC=m
+CONFIG_IMX_RPMSG_PINGPONG=m
+CONFIG_IMX_RPMSG_TTY=m
+CONFIG_VF610_RPMSG=m
 CONFIG_SOC_BUS_VF610=y
 CONFIG_EXTCON_USB_GPIO=y
 CONFIG_IIO=y
@@ -315,7 +323,11 @@ CONFIG_STACKTRACE=y
 # CONFIG_FTRACE is not set
 # CONFIG_ARM_UNWIND is not set
 CONFIG_SECURITYFS=y
+CONFIG_CRYPTO_CCM=y
+CONFIG_CRYPTO_GCM=y
+CONFIG_CRYPTO_CBC=y
 # CONFIG_CRYPTO_HW is not set
+CONFIG_CRC_CCITT=y
 CONFIG_CRC_T10DIF=y
 CONFIG_XZ_DEC=y
 CONFIG_FONTS=y

recipes-kernel/linux/linux-toradex_4.4.bb

@@ -1,3 +1,4 @@
+FILESEXTRAPATHS_prepend := "${THISDIR}/${PN}-${PV}:"
 require recipes-kernel/linux/linux-imx.inc
 
 SUMMARY = "Linux kernel for Toradex Colibri VFxx Computer on Modules"
@@ -7,8 +8,11 @@ SRC_URI = "git://git.toradex.com/linux-toradex.git;protocol=git;branch=${SRCBRAN
 
 KERNEL_MODULE_AUTOLOAD += "${@bb.utils.contains('COMBINED_FEATURES', 'usbgadget', ' libcomposite', '',d)}"
 
-LOCALVERSION = "-v2.6b2"
+LOCALVERSION = "-2.7.4"
+PV_append = "+git${SRCPV}"
+
 SRCBRANCH = "toradex_vf_4.4"
-SRCREV = "efe965a5dad66bd14219cdc9474ea75eda783456"
+SRCREV = "e0f2806138a4eeb3c31abe0e0e767d0f6d9a13a3"
+
 DEPENDS += "lzop-native bc-native"
 COMPATIBLE_MACHINE = "(vf)"