ramips: enable highmem support for mt7621

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

SVN-Revision: 45889

target/linux/ramips/mt7621/config-3.18

@@ -9,9 +9,11 @@ CONFIG_ARCH_MIGHT_HAVE_PC_SERIO=y
 CONFIG_ARCH_REQUIRE_GPIOLIB=y
 CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y
 CONFIG_BOARD_SCACHE=y
+CONFIG_BOUNCE=y
 CONFIG_CC_OPTIMIZE_FOR_SIZE=y
 # CONFIG_CEVT_GIC is not set
 CONFIG_CEVT_R4K=y
+# CONFIG_CEVT_SYSTICK_QUIRK is not set
 CONFIG_CLKDEV_LOOKUP=y
 CONFIG_CLONE_BACKWARDS=y
 CONFIG_CMDLINE="rootfstype=squashfs,jffs2"
@@ -89,6 +91,7 @@ CONFIG_HAVE_NET_DSA=y
 CONFIG_HAVE_OPROFILE=y
 CONFIG_HAVE_PERF_EVENTS=y
 CONFIG_HAVE_SYSCALL_TRACEPOINTS=y
+CONFIG_HIGHMEM=y
 CONFIG_HW_HAS_PCI=y
 CONFIG_HZ_PERIODIC=y
 CONFIG_IMAGE_CMDLINE_HACK=y
@@ -126,7 +129,6 @@ CONFIG_MTD_SPLIT_FIRMWARE=y
 CONFIG_MTD_SPLIT_SEAMA_FW=y
 CONFIG_MTD_SPLIT_TRX_FW=y
 CONFIG_MTD_SPLIT_UIMAGE_FW=y
-# CONFIG_MTK_MTD_NAND is not set
 CONFIG_NEED_DMA_MAP_STATE=y
 CONFIG_NET_FLOW_LIMIT=y
 CONFIG_NET_RALINK=y
@@ -166,8 +168,6 @@ CONFIG_POWER_RESET_GPIO=y
 CONFIG_POWER_SUPPLY=y
 # CONFIG_PREEMPT_RCU is not set
 CONFIG_RALINK=y
-# CONFIG_RALINK_ILL_ACC is not set
-CONFIG_RALINK_USBPHY=y
 # CONFIG_RALINK_WDT is not set
 CONFIG_RCU_STALL_COMMON=y
 CONFIG_RESET_CONTROLLER=y
@@ -199,6 +199,7 @@ CONFIG_SYS_HAS_CPU_MIPS32_R2=y
 CONFIG_SYS_HAS_EARLY_PRINTK=y
 CONFIG_SYS_SUPPORTS_32BIT_KERNEL=y
 CONFIG_SYS_SUPPORTS_ARBIT_HZ=y
+CONFIG_SYS_SUPPORTS_HIGHMEM=y
 CONFIG_SYS_SUPPORTS_LITTLE_ENDIAN=y
 CONFIG_SYS_SUPPORTS_MIPS16=y
 CONFIG_SYS_SUPPORTS_MIPS_CMP=y
@@ -207,12 +208,7 @@ CONFIG_SYS_SUPPORTS_SCHED_SMT=y
 CONFIG_SYS_SUPPORTS_SMP=y
 CONFIG_TICK_CPU_ACCOUNTING=y
 CONFIG_TREE_RCU=y
-# CONFIG_USB_EHCI_HCD is not set
-CONFIG_USB_MT7621_XHCI_PLATFORM=y
-CONFIG_USB_PHY=y
 CONFIG_USB_SUPPORT=y
-# CONFIG_USB_UHCI_HCD is not set
-CONFIG_USB_XHCI_PLATFORM=y
 CONFIG_USE_OF=y
 CONFIG_WATCHDOG_CORE=y
 CONFIG_WEAK_ORDERING=y

target/linux/ramips/patches-3.18/110-mt7621-add-highmem.patch

@@ -0,0 +1,10 @@
+--- a/arch/mips/ralink/Kconfig
++++ b/arch/mips/ralink/Kconfig
+@@ -51,6 +51,7 @@ choice
+ 		select SYS_SUPPORTS_MULTITHREADING
+ 		select SYS_SUPPORTS_SMP
+ 		select SYS_SUPPORTS_MIPS_CMP
++		select SYS_SUPPORTS_HIGHMEM
+ 		select IRQ_GIC
+ 		select HW_HAS_PCI
+