xburst: enable high-res timers, refresh kernel config

Helps with system performance

Signed-off-by: Felix Fietkau <nbd@nbd.name>

target/linux/xburst/config-3.18

@@ -6,7 +6,6 @@ CONFIG_ARCH_HAVE_CUSTOM_GPIO_H=y
 CONFIG_ARCH_HIBERNATION_POSSIBLE=y
 CONFIG_ARCH_MIGHT_HAVE_PC_PARPORT=y
 CONFIG_ARCH_MIGHT_HAVE_PC_SERIO=y
-# CONFIG_ARCH_NEEDS_CPU_IDLE_COUPLED is not set
 CONFIG_ARCH_REQUIRE_GPIOLIB=y
 CONFIG_ARCH_SUSPEND_POSSIBLE=y
 CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y
@@ -40,6 +39,8 @@ CONFIG_CRYPTO_DEFLATE=y
 CONFIG_CRYPTO_HASH=y
 CONFIG_CRYPTO_HASH2=y
 CONFIG_CRYPTO_LZO=y
+CONFIG_CRYPTO_RNG2=y
+CONFIG_CRYPTO_WORKQUEUE=y
 CONFIG_DMADEVICES=y
 CONFIG_DMA_ENGINE=y
 CONFIG_DMA_JZ4740=y
@@ -76,7 +77,6 @@ CONFIG_FRAMEBUFFER_CONSOLE=y
 # CONFIG_FRAMEBUFFER_CONSOLE_ROTATION is not set
 CONFIG_FREEZER=y
 CONFIG_FS_MBCACHE=y
-CONFIG_FW_LOADER_USER_HELPER=y
 CONFIG_GENERIC_ATOMIC64=y
 CONFIG_GENERIC_CLOCKEVENTS=y
 CONFIG_GENERIC_CLOCKEVENTS_BUILD=y
@@ -88,7 +88,6 @@ CONFIG_GENERIC_PCI_IOMAP=y
 CONFIG_GENERIC_SMP_IDLE_THREAD=y
 CONFIG_GPIOLIB=y
 CONFIG_GPIO_DEVRES=y
-# CONFIG_HAMRADIO is not set
 CONFIG_HARDWARE_WATCHPOINTS=y
 CONFIG_HAS_DMA=y
 CONFIG_HAS_IOMEM=y
@@ -128,7 +127,6 @@ CONFIG_HAVE_NET_DSA=y
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_PERF_EVENTS=y
 CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
-# CONFIG_HIGH_RES_TIMERS is not set
 CONFIG_HW_CONSOLE=y
 CONFIG_HZ_PERIODIC=y
 CONFIG_I2C=y
@@ -151,7 +149,6 @@ CONFIG_IRQ_WORK=y
 CONFIG_JBD2=y
 CONFIG_JZ4740_QI_LB60=y
 CONFIG_KALLSYMS=y
-CONFIG_KERNFS=y
 CONFIG_KEXEC=y
 CONFIG_KEYBOARD_GPIO=y
 CONFIG_KEYBOARD_MATRIX=y
@@ -192,7 +189,6 @@ CONFIG_MODULES_USE_ELF_REL=y
 CONFIG_MTD_NAND=y
 CONFIG_MTD_NAND_ECC=y
 CONFIG_MTD_NAND_JZ4740=y
-CONFIG_MTD_SPLIT_SUPPORT=y
 CONFIG_MTD_UBI=y
 CONFIG_MTD_UBI_BEB_LIMIT=20
 # CONFIG_MTD_UBI_BLOCK is not set
@@ -258,6 +254,7 @@ CONFIG_PRINTK_TIME=y
 CONFIG_PROC_PAGE_MONITOR=y
 CONFIG_PWM=y
 CONFIG_PWM_JZ4740=y
+CONFIG_PWM_SYSFS=y
 # CONFIG_RCU_BOOST is not set
 CONFIG_RCU_CPU_STALL_VERBOSE=y
 CONFIG_RCU_STALL_COMMON=y
@@ -269,7 +266,6 @@ CONFIG_RTC_CLASS=y
 # CONFIG_RTC_DRV_CMOS is not set
 CONFIG_RTC_DRV_JZ4740=y
 # CONFIG_SCSI_DMA is not set
-# CONFIG_SENSORS_JZ4740 is not set
 CONFIG_SERIO=y
 CONFIG_SERIO_LIBPS2=y
 CONFIG_SND=y