msm8x60: Disable caching of LK memory
msm8x60: Disable caching of LK memory

With 4.6 gcc with cache enabled on 8660 target, fastboot
download does not complete. Disable caching of LK memory
for now to unblock fastboot issue.

Change-Id: I7b97af6ae0ddd528465fb564927066e2398e4aa7

t2m-foxfone/android_kernel_lk,jbott/lk_gee,thornbirdblue/codeaurora_lk,RonGokhale/android_lk_bootloader,jsr-d9/android_kernel_lk,jsr-d9/android_kernel_lk,jsr-d10/android_bootable_bootloader_lk,jsr-d9/android_kernel_lk,jsr-d10/android_bootable_bootloader_lk,pichina/lk,M1cha/lktris,CanarySolutions/little-kernel,MiCode/mi2_lk,hanjae/lumiab0,chirayudesai/android_bootable_bootloader_lk,M1cha/mi2_lk,mozilla-b2g/kernel_lk,Foxda-Tech/polaris-bootable-bootloader-lk,zhuotong/mi2_lk_NoEmmc,oubeichen/lk-v500,idor/dk50-bootable_bootloader_lk,oubeichen/lk-v500,M1cha/mi2_lk,utilite2/lk,Blefish/android_bootable_bootloader_lk,jbott/lk_gee,DooMLoRD/android_bootable_bootloader_lk,zhuotong/mi2_lk_NoEmmc,RonGokhale/android_lk_bootloader,jbott/lk_gee,idor/dk50-bootable_bootloader_lk,t2m-foxfone/android_kernel_lk,utilite2/lk,Foxda-Tech/argo8-bootable-bootloader-lk,detule/lk-g2-spr,pichina/lk,detule/lk-g2-spr,zhuotong/mi2_lk_NoEmmc,efidroid/lk,utilite2/lk,pichina/lk,Redmi-dev/android_bootable_lk,M1cha/android_bootable_bootloader_lk,CanarySolutions/little-kernel,M1cha/android_bootable_bootloader_lk,t2m-foxfone/kernel_lk,thornbirdblue/codeaurora_lk,CanarySolutions/little-kernel,detule/lk-g2-spr,Blefish/android_bootable_bootloader_lk,mozilla-b2g/fairphone2_kernel_lk,lg-devs/g2-bootloader,mozilla-b2g/kernel_lk,hanjae/lumiab0,Foxda-Tech/argo8-bootable-bootloader-lk,mozilla-b2g/fairphone2_kernel_lk,Blefish/android_bootable_bootloader_lk,mozilla-b2g/kernel_lk,M1cha/android_bootable_bootloader_lk,mozilla-b2g/fairphone2_kernel_lk,jbott/lk_gee,Foxda-Tech/argo8-bootable-bootloader-lk,Foxda-Tech/polaris-bootable-bootloader-lk,t2m-foxfone/kernel_lk,idor/dk50-bootable_bootloader_lk,Foxda-Tech/polaris-bootable-bootloader-lk,DooMLoRD/android_bootable_bootloader_lk,efidroid/lk,jsr-d10/android_bootable_bootloader_lk,chirayudesai/android_bootable_bootloader_lk,DooMLoRD/android_bootable_bootloader_lk,CanarySolutions/little-kernel,Foxda-Tech/polaris-bootable-bootloader-lk,jsr-d9/android_kernel_lk,MiCode/mi2_lk,thornbirdblue/codeaurora_lk,mozilla-b2g/kernel_lk,detule/lk-g2-spr,DooMLoRD/android_bootable_bootloader_lk,zhuotong/mi2_lk_NoEmmc,MiCode/mi2_lk,utilite2/lk,t2m-foxfone/kernel_lk,mozilla-b2g/fairphone2_kernel_lk,Foxda-Tech/argo8-bootable-bootloader-lk,t2m-foxfone/android_kernel_lk,Foxda-Tech/polaris-bootable-bootloader-lk,jsr-d10/android_bootable_bootloader_lk,Redmi-dev/android_bootable_lk,idor/dk50-bootable_bootloader_lk,efidroid/lk,M1cha/mi2_lk,CanarySolutions/little-kernel,mozilla-b2g/fairphone2_kernel_lk,jbott/lk_gee,t2m-foxfone/kernel_lk,RonGokhale/android_lk_bootloader,t2m-foxfone/android_kernel_lk,M1cha/mi2_lk,thornbirdblue/codeaurora_lk,Redmi-dev/android_bootable_lk,zhuotong/mi2_lk_NoEmmc,hanjae/lumiab0,DooMLoRD/android_bootable_bootloader_lk,M1cha/android_bootable_bootloader_lk,t2m-foxfone/kernel_lk,idor/dk50-bootable_bootloader_lk,lg-devs/g2-bootloader,jsr-d10/android_bootable_bootloader_lk,pichina/lk,M1cha/lktris,chirayudesai/android_bootable_bootloader_lk,mozilla-b2g/kernel_lk,M1cha/mi2_lk,MiCode/mi2_lk,oubeichen/lk-v500,lg-devs/g2-bootloader,Blefish/android_bootable_bootloader_lk,Redmi-dev/android_bootable_lk,M1cha/lktris,efidroid/lk,chirayudesai/android_bootable_bootloader_lk,t2m-foxfone/android_kernel_lk,chirayudesai/android_bootable_bootloader_lk,jsr-d9/android_kernel_lk,thornbirdblue/codeaurora_lk,hanjae/lumiab0,detule/lk-g2-spr,MiCode/mi2_lk,RonGokhale/android_lk_bootloader,RonGokhale/android_lk_bootloader,utilite2/lk,lg-devs/g2-bootloader,M1cha/lktris,lg-devs/g2-bootloader,M1cha/android_bootable_bootloader_lk,Redmi-dev/android_bootable_lk,efidroid/lk,Foxda-Tech/argo8-bootable-bootloader-lk,oubeichen/lk-v500,pichina/lk,M1cha/android_bootable_bootloader_lk,M1cha/lktris,oubeichen/lk-v500,hanjae/lumiab0,Blefish/android_bootable_bootloader_lk