mxs: add support and switch to kernel 4.19

Also remove kernel 4.14 support and the meanwhile obsolete patch.

This was run-tested on I2SE Duckbill device and
Olimex OLinuXino Maxi board.

Signed-off-by: Michael Heimpold <mhei@heimpold.de>
Tested-by: Zoltan HERPAI <wigyori@uid0.hu>

3 files changed, 19 insertions, 76 deletions

diff --git a/target/linux/mxs/Makefile b/target/linux/mxs/Makefile
index 39064ae1ae..96aba031d7 100644
--- a/target/linux/mxs/Makefile
+++ b/target/linux/mxs/Makefile
@@ -13,7 +13,7 @@ FEATURES:=ext4 rtc usb gpio
 CPU_TYPE:=arm926ej-s
 
 MAINTAINER:=Zoltan HERPAI <wigyori@uid0.hu>
-KERNEL_PATCHVER:=4.14
+KERNEL_PATCHVER:=4.19
 KERNELNAME:=zImage dtbs
 
 define Target/Description
diff --git a/target/linux/mxs/config-4.14 b/target/linux/mxs/config-4.19
index abad1807cd..4daf49f809 100644
--- a/target/linux/mxs/config-4.14
+++ b/target/linux/mxs/config-4.19
@@ -2,7 +2,11 @@ CONFIG_ALIGNMENT_TRAP=y
 CONFIG_ARCH_CLOCKSOURCE_DATA=y
 CONFIG_ARCH_HAS_DEBUG_VIRTUAL=y
 CONFIG_ARCH_HAS_ELF_RANDOMIZE=y
+CONFIG_ARCH_HAS_FORTIFY_SOURCE=y
 CONFIG_ARCH_HAS_GCOV_PROFILE_ALL=y
+CONFIG_ARCH_HAS_KCOV=y
+CONFIG_ARCH_HAS_MEMBARRIER_SYNC_CORE=y
+CONFIG_ARCH_HAS_PHYS_TO_DMA=y
 CONFIG_ARCH_HAS_SET_MEMORY=y
 CONFIG_ARCH_HAS_SG_CHAIN=y
 CONFIG_ARCH_HAS_STRICT_KERNEL_RWX=y
@@ -19,9 +23,6 @@ CONFIG_ARCH_MULTI_V5=y
 CONFIG_ARCH_MXS=y
 CONFIG_ARCH_NR_GPIO=0
 CONFIG_ARCH_OPTIONAL_KERNEL_RWX=y
-# CONFIG_ARCH_OPTIONAL_KERNEL_RWX_DEFAULT is not set
-# CONFIG_ARCH_SELECT_MEMORY_MODEL is not set
-# CONFIG_ARCH_SPARSEMEM_DEFAULT is not set
 CONFIG_ARCH_SUPPORTS_ATOMIC_RMW=y
 CONFIG_ARCH_SUPPORTS_UPROBES=y
 CONFIG_ARCH_SUSPEND_POSSIBLE=y
@@ -43,7 +44,7 @@ CONFIG_ARM_PATCH_PHYS_VIRT=y
 CONFIG_ARM_THUMB=y
 CONFIG_ATAGS=y
 CONFIG_AUTO_ZRELADDR=y
-# CONFIG_CACHE_L2X0 is not set
+CONFIG_CC_HAS_ASM_GOTO=y
 CONFIG_CLKDEV_LOOKUP=y
 CONFIG_CLKSRC_MMIO=y
 CONFIG_CLONE_BACKWARDS=y
@@ -84,7 +85,6 @@ CONFIG_CRYPTO_RNG2=y
 CONFIG_CRYPTO_WORKQUEUE=y
 CONFIG_DEBUG_ALIGN_RODATA=y
 CONFIG_DEBUG_LL_INCLUDE="mach/debug-macro.S"
-# CONFIG_DEBUG_UART_8250 is not set
 # CONFIG_DEBUG_USER is not set
 CONFIG_DMADEVICES=y
 CONFIG_DMA_ENGINE=y
@@ -98,7 +98,9 @@ CONFIG_FEC=y
 CONFIG_FIXED_PHY=y
 CONFIG_FIX_EARLYCON_MEM=y
 CONFIG_FRAME_POINTER=y
+CONFIG_FS_IOMAP=y
 CONFIG_FS_MBCACHE=y
+CONFIG_GCC_VERSION=80300
 CONFIG_GENERIC_ALLOCATOR=y
 CONFIG_GENERIC_ATOMIC64=y
 CONFIG_GENERIC_BUG=y
@@ -106,8 +108,8 @@ CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_CPU_AUTOPROBE=y
 CONFIG_GENERIC_EARLY_IOREMAP=y
 CONFIG_GENERIC_IDLE_POLL_SETUP=y
-CONFIG_GENERIC_IO=y
 CONFIG_GENERIC_IRQ_CHIP=y
+CONFIG_GENERIC_IRQ_MULTI_HANDLER=y
 CONFIG_GENERIC_IRQ_SHOW=y
 CONFIG_GENERIC_IRQ_SHOW_LEVEL=y
 CONFIG_GENERIC_PCI_IOMAP=y
@@ -122,28 +124,23 @@ CONFIG_GPIO_GENERIC=y
 CONFIG_GPIO_GENERIC_PLATFORM=y
 CONFIG_GPIO_MXS=y
 CONFIG_GPIO_SYSFS=y
-# CONFIG_GRO_CELLS is not set
 CONFIG_HANDLE_DOMAIN_IRQ=y
 CONFIG_HARDIRQS_SW_RESEND=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
 CONFIG_HAS_IOPORT_MAP=y
-# CONFIG_HAVE_64BIT_ALIGNED_ACCESS is not set
 CONFIG_HAVE_ARCH_AUDITSYSCALL=y
-# CONFIG_HAVE_ARCH_BITREVERSE is not set
 CONFIG_HAVE_ARCH_JUMP_LABEL=y
 CONFIG_HAVE_ARCH_KGDB=y
 CONFIG_HAVE_ARCH_PFN_VALID=y
 CONFIG_HAVE_ARCH_SECCOMP_FILTER=y
+CONFIG_HAVE_ARCH_THREAD_STRUCT_WHITELIST=y
 CONFIG_HAVE_ARCH_TRACEHOOK=y
-# CONFIG_HAVE_BOOTMEM_INFO_NODE is not set
-CONFIG_HAVE_CC_STACKPROTECTOR=y
 CONFIG_HAVE_CLK=y
 CONFIG_HAVE_CLK_PREPARE=y
 CONFIG_HAVE_CONTEXT_TRACKING=y
 CONFIG_HAVE_C_RECORDMCOUNT=y
 CONFIG_HAVE_DEBUG_KMEMLEAK=y
-CONFIG_HAVE_DMA_API_DEBUG=y
 CONFIG_HAVE_DMA_CONTIGUOUS=y
 CONFIG_HAVE_DYNAMIC_FTRACE=y
 CONFIG_HAVE_DYNAMIC_FTRACE_WITH_REGS=y
@@ -153,6 +150,7 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y
 CONFIG_HAVE_FUNCTION_TRACER=y
 CONFIG_HAVE_GENERIC_DMA_COHERENT=y
 CONFIG_HAVE_IRQ_TIME_ACCOUNTING=y
+CONFIG_HAVE_LD_DEAD_CODE_DATA_ELIMINATION=y
 CONFIG_HAVE_MEMBLOCK=y
 CONFIG_HAVE_MOD_ARCH_SPECIFIC=y
 CONFIG_HAVE_NET_DSA=y
@@ -163,6 +161,7 @@ CONFIG_HAVE_PERF_REGS=y
 CONFIG_HAVE_PERF_USER_STACK_DUMP=y
 CONFIG_HAVE_PROC_CPU=y
 CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y
+CONFIG_HAVE_RSEQ=y
 CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
 CONFIG_HAVE_UID16=y
 CONFIG_HAVE_VIRT_CPU_ACCOUNTING_GEN=y
@@ -185,7 +184,6 @@ CONFIG_IIO_SYSFS_TRIGGER=y
 CONFIG_IIO_TRIGGER=y
 CONFIG_INITRAMFS_SOURCE=""
 CONFIG_INPUT=y
-CONFIG_IOMMU_HELPER=y
 CONFIG_IRQCHIP=y
 CONFIG_IRQ_DOMAIN=y
 CONFIG_IRQ_FORCED_THREADING=y
@@ -194,18 +192,21 @@ CONFIG_IRQ_WORK=y
 # CONFIG_ISDN is not set
 CONFIG_JBD2=y
 CONFIG_LIBFDT=y
+CONFIG_LOCK_DEBUGGING_SUPPORT=y
 CONFIG_MDIO_BUS=y
 CONFIG_MDIO_DEVICE=y
+CONFIG_MEMFD_CREATE=y
 CONFIG_MFD_CORE=y
 CONFIG_MFD_MXS_LRADC=y
 CONFIG_MIGHT_HAVE_PCI=y
+CONFIG_MIGRATION=y
 CONFIG_MMC=y
 CONFIG_MMC_BLOCK=y
 CONFIG_MMC_MXS=y
 CONFIG_MODULES_USE_ELF_REL=y
 # CONFIG_MTD_PHYSMAP_OF is not set
-CONFIG_MULTI_IRQ_HANDLER=y
 CONFIG_MXS_DMA=y
+# CONFIG_MXS_LRADC_ADC is not set
 CONFIG_MXS_TIMER=y
 CONFIG_NEED_DMA_MAP_STATE=y
 CONFIG_NEED_KUSER_HELPERS=y
@@ -221,14 +222,13 @@ CONFIG_OF_EARLY_FLATTREE=y
 CONFIG_OF_FLATTREE=y
 CONFIG_OF_GPIO=y
 CONFIG_OF_IRQ=y
+CONFIG_OF_KOBJ=y
 CONFIG_OF_MDIO=y
 CONFIG_OF_NET=y
 CONFIG_OF_RESERVED_MEM=y
 CONFIG_OLD_SIGACTION=y
 CONFIG_OLD_SIGSUSPEND3=y
 CONFIG_PAGE_OFFSET=0xC0000000
-# CONFIG_PCI_DOMAINS_GENERIC is not set
-# CONFIG_PCI_SYSCALL is not set
 CONFIG_PERF_USE_VMALLOC=y
 CONFIG_PGTABLE_LEVELS=2
 CONFIG_PHYLIB=y
@@ -242,14 +242,11 @@ CONFIG_PM_CLK=y
 # CONFIG_PM_DEBUG is not set
 CONFIG_POWER_SUPPLY=y
 CONFIG_PPS=y
-CONFIG_PRINTK_SAFE_LOG_BUF_SHIFT=13
 CONFIG_PTP_1588_CLOCK=y
 CONFIG_RATIONAL=y
-# CONFIG_RCU_NEED_SEGCBLIST is not set
-# CONFIG_RCU_STALL_COMMON is not set
+CONFIG_REFCOUNT_FULL=y
 CONFIG_REGMAP=y
 CONFIG_REGMAP_I2C=y
-CONFIG_REGMAP_MMIO=y
 CONFIG_REGMAP_SPI=y
 CONFIG_REGULATOR=y
 CONFIG_REGULATOR_FIXED_VOLTAGE=y
@@ -260,8 +257,6 @@ CONFIG_RTC_DRV_STMP=y
 CONFIG_RTC_I2C_AND_SPI=y
 CONFIG_RTC_MC146818_LIB=y
 CONFIG_RWSEM_XCHGADD_ALGORITHM=y
-# CONFIG_SCHED_INFO is not set
-# CONFIG_SCSI_DMA is not set
 # CONFIG_SERIAL_8250 is not set
 CONFIG_SERIAL_AMBA_PL011=y
 CONFIG_SERIAL_AMBA_PL011_CONSOLE=y
@@ -280,7 +275,6 @@ CONFIG_SPLIT_PTLOCK_CPUS=999999
 CONFIG_SRCU=y
 CONFIG_STMP3XXX_RTC_WATCHDOG=y
 CONFIG_STMP_DEVICE=y
-CONFIG_SWIOTLB=y
 CONFIG_SWPHY=y
 CONFIG_SYS_SUPPORTS_APM_EMULATION=y
 CONFIG_TICK_CPU_ACCOUNTING=y
@@ -301,8 +295,8 @@ CONFIG_USB_MXS_PHY=y
 CONFIG_USB_OTG=y
 CONFIG_USB_PHY=y
 CONFIG_USB_SUPPORT=y
+CONFIG_USB_ULPI_BUS=y
 CONFIG_USE_OF=y
-CONFIG_VECTORS_BASE=0xffff0000
 # CONFIG_VFP is not set
 CONFIG_WATCHDOG_CORE=y
 CONFIG_XZ_DEC_ARM=y
diff --git a/target/linux/mxs/patches-4.14/110-crypto-mxsdcp-provide-importexport.patch b/target/linux/mxs/patches-4.14/110-crypto-mxsdcp-provide-importexport.patch
deleted file mode 100644
index 3be3e1a111..0000000000
--- a/target/linux/mxs/patches-4.14/110-crypto-mxsdcp-provide-importexport.patch
+++ /dev/null
@@ -1,51 +0,0 @@
---- a/drivers/crypto/mxs-dcp.c
-+++ b/drivers/crypto/mxs-dcp.c
-@@ -777,6 +777,24 @@ static void dcp_sha_cra_exit(struct cryp
- {
- }
- 
-+static int dcp_sha_export(struct ahash_request *req, void *out)
-+{
-+	struct dcp_sha_req_ctx *rctx = ahash_request_ctx(req);
-+
-+	memcpy(out, rctx, sizeof(struct dcp_sha_req_ctx));
-+
-+	return 0;
-+}
-+
-+static int dcp_sha_import(struct ahash_request *req, const void *in)
-+{
-+	struct dcp_sha_req_ctx *rctx = ahash_request_ctx(req);
-+
-+	memcpy(rctx, in, sizeof(struct dcp_sha_req_ctx));
-+
-+	return 0;
-+}
-+
- /* AES 128 ECB and AES 128 CBC */
- static struct crypto_alg dcp_aes_algs[] = {
- 	{
-@@ -836,8 +854,11 @@ static struct ahash_alg dcp_sha1_alg = {
- 	.final	= dcp_sha_final,
- 	.finup	= dcp_sha_finup,
- 	.digest	= dcp_sha_digest,
-+	.import = dcp_sha_import,
-+	.export = dcp_sha_export,
- 	.halg	= {
- 		.digestsize	= SHA1_DIGEST_SIZE,
-+		.statesize	= sizeof(struct dcp_sha_req_ctx),
- 		.base		= {
- 			.cra_name		= "sha1",
- 			.cra_driver_name	= "sha1-dcp",
-@@ -860,8 +881,11 @@ static struct ahash_alg dcp_sha256_alg =
- 	.final	= dcp_sha_final,
- 	.finup	= dcp_sha_finup,
- 	.digest	= dcp_sha_digest,
-+	.import = dcp_sha_import,
-+	.export = dcp_sha_export,
- 	.halg	= {
- 		.digestsize	= SHA256_DIGEST_SIZE,
-+		.statesize	= sizeof(struct dcp_sha_req_ctx),
- 		.base		= {
- 			.cra_name		= "sha256",
- 			.cra_driver_name	= "sha256-dcp",