[LEDE-DEV] [PATCH 13/13] sunxi: Add A64 support with cortex53 subtarget

Tue Aug 29 00:22:10 PDT 2017

On 29-08-17, Baptiste Jonglez wrote:
> Hi,
> 
> On 03-08-17, Hauke Mehrtens wrote:
> > This adds initial support for the A64 Allwinner SoC to LEDE.
> > It will be build in the new cortexa53 subtarget.
> > 
> > Currently it only supports the pine64 and the image is able to boot on
> > this SoC.
> 
> Thanks for the patches!
> 
> I tested them on a pine64+ 1GB but it does not seem to work: the green NIC
> LED keeps blinking on and off and the device stays unreachable from the
> network.  If I force the other end to use 100baseTx-FD, the green NIC LED
> stays on instead of blinking, but the device is still unreachable.

I just found this comment in the DTS:

  /* TODO: Camera, Ethernet PHY, touchscreen, etc. */

So, the non-working NIC seems to be expected: this should be more apparent
in the patch descriptions to avoid surprises :)

(I totally understand that this patch series is about preliminary support
for the board)

> I will soon look at it more closely with a serial cable.
> 
> > Signed-off-by: Hauke Mehrtens <hauke at hauke-m.de>
> > ---
> >  target/linux/sunxi/Makefile                 |   2 +-
> >  target/linux/sunxi/cortexa53/config-default | 100 ++++++++++++++++++++++++++++
> >  target/linux/sunxi/cortexa53/target.mk      |  13 ++++
> >  target/linux/sunxi/image/Makefile           |   1 +
> >  target/linux/sunxi/image/cortex-a53.mk      |  20 ++++++
> >  5 files changed, 135 insertions(+), 1 deletion(-)
> >  create mode 100644 target/linux/sunxi/cortexa53/config-default
> >  create mode 100644 target/linux/sunxi/cortexa53/target.mk
> >  create mode 100644 target/linux/sunxi/image/cortex-a53.mk
> > 
> > diff --git a/target/linux/sunxi/Makefile b/target/linux/sunxi/Makefile
> > index 65d43358c9..982eecbcbd 100644
> > --- a/target/linux/sunxi/Makefile
> > +++ b/target/linux/sunxi/Makefile
> > @@ -11,7 +11,7 @@ ARCH:=arm
> >  BOARD:=sunxi
> >  BOARDNAME:=Allwinner A1x/A20/A3x
> >  FEATURES:=fpu usb ext4 display rtc squashfs
> > -SUBTARGETS:=cortexa8 cortexa7
> > +SUBTARGETS:=cortexa8 cortexa7 cortexa53
> >  MAINTAINER:=Zoltan HERPAI <wigyori at uid0.hu>
> >  
> >  KERNEL_PATCHVER:=4.9
> > diff --git a/target/linux/sunxi/cortexa53/config-default b/target/linux/sunxi/cortexa53/config-default
> > new file mode 100644
> > index 0000000000..58ac214695
> > --- /dev/null
> > +++ b/target/linux/sunxi/cortexa53/config-default
> > @@ -0,0 +1,100 @@
> > +CONFIG_64BIT=y
> > +CONFIG_ARCH_DMA_ADDR_T_64BIT=y
> > +CONFIG_ARCH_HAS_CACHE_LINE_SIZE=y
> > +CONFIG_ARCH_HAS_GIGANTIC_PAGE=y
> > +CONFIG_ARCH_HAS_HOLES_MEMORYMODEL=y
> > +CONFIG_ARCH_HAS_KCOV=y
> > +CONFIG_ARCH_MMAP_RND_BITS=18
> > +CONFIG_ARCH_MMAP_RND_BITS_MAX=24
> > +CONFIG_ARCH_MMAP_RND_BITS_MIN=18
> > +CONFIG_ARCH_MMAP_RND_COMPAT_BITS_MIN=11
> > +CONFIG_ARCH_SELECT_MEMORY_MODEL=y
> > +CONFIG_ARCH_SPARSEMEM_DEFAULT=y
> > +CONFIG_ARCH_SPARSEMEM_ENABLE=y
> > +CONFIG_ARCH_SUPPORTS_DEBUG_PAGEALLOC=y
> > +CONFIG_ARCH_SUPPORTS_NUMA_BALANCING=y
> > +CONFIG_ARCH_WANT_COMPAT_IPC_PARSE_VERSION=y
> > +CONFIG_ARCH_WANT_FRAME_POINTERS=y
> > +CONFIG_ARCH_WANT_HUGE_PMD_SHARE=y
> > +CONFIG_ARM64=y
> > +# CONFIG_ARM64_16K_PAGES is not set
> > +CONFIG_ARM64_4K_PAGES=y
> > +# CONFIG_ARM64_64K_PAGES is not set
> > +CONFIG_ARM64_CONT_SHIFT=4
> > +# CONFIG_ARM64_CRYPTO is not set
> > +# CONFIG_ARM64_HW_AFDBM is not set
> > +# CONFIG_ARM64_LSE_ATOMICS is not set
> > +CONFIG_ARM64_PAGE_SHIFT=12
> > +# CONFIG_ARM64_PAN is not set
> > +# CONFIG_ARM64_PTDUMP is not set
> > +# CONFIG_ARM64_RANDOMIZE_TEXT_OFFSET is not set
> > +# CONFIG_ARM64_UAO is not set
> > +CONFIG_ARM64_VA_BITS=39
> > +CONFIG_ARM64_VA_BITS_39=y
> > +# CONFIG_ARM64_VA_BITS_48 is not set
> > +# CONFIG_ARM64_VHE is not set
> > +CONFIG_ARM_AMBA=y
> > +CONFIG_ARM_GIC_V3=y
> > +# CONFIG_ARM_SBSA_WATCHDOG is not set
> > +# CONFIG_ARM_SP805_WATCHDOG is not set
> > +CONFIG_AUDIT_ARCH_COMPAT_GENERIC=y
> > +# CONFIG_COMMON_CLK_VERSATILE is not set
> > +CONFIG_COMMON_CLK_XGENE=y
> > +# CONFIG_COMPAT is not set
> > +# CONFIG_DEBUG_ALIGN_RODATA is not set
> > +CONFIG_DEBUG_RODATA=y
> > +CONFIG_FRAME_POINTER=y
> > +# CONFIG_FSL_ERRATUM_A008585 is not set
> > +CONFIG_GENERIC_BUG_RELATIVE_POINTERS=y
> > +CONFIG_GENERIC_CPU_AUTOPROBE=y
> > +CONFIG_GENERIC_CSUM=y
> > +CONFIG_GENERIC_IRQ_MIGRATION=y
> > +CONFIG_HAVE_ALIGNED_STRUCT_PAGE=y
> > +CONFIG_HAVE_ARCH_HUGE_VMAP=y
> > +CONFIG_HAVE_ARCH_KASAN=y
> > +CONFIG_HAVE_CMPXCHG_DOUBLE=y
> > +CONFIG_HAVE_CMPXCHG_LOCAL=y
> > +CONFIG_HAVE_DEBUG_BUGVERBOSE=y
> > +CONFIG_HAVE_EBPF_JIT=y
> > +CONFIG_HAVE_KVM_MSI=y
> > +CONFIG_HAVE_MEMORY_PRESENT=y
> > +CONFIG_HAVE_PATA_PLATFORM=y
> > +CONFIG_ILLEGAL_POINTER_VALUE=0xdead000000000000
> > +# CONFIG_KASAN is not set
> > +CONFIG_KERNEL_MODE_NEON=y
> > +CONFIG_KVM_ARM_PMU=y
> > +CONFIG_KVM_ARM_VGIC_V3_ITS=y
> > +CONFIG_MODULES_USE_ELF_RELA=y
> > +CONFIG_NEED_SG_DMA_LENGTH=y
> > +CONFIG_NO_IOPORT_MAP=y
> > +# CONFIG_NUMA is not set
> > +CONFIG_PARTITION_PERCPU=y
> > +# CONFIG_PCI_DOMAINS is not set
> > +# CONFIG_PHY_XGENE is not set
> > +# CONFIG_PINCTRL_GR8 is not set
> > +# CONFIG_PINCTRL_SUN4I_A10 is not set
> > +CONFIG_PINCTRL_SUN50I_A64=y
> > +# CONFIG_PINCTRL_SUN5I_A10S is not set
> > +# CONFIG_PINCTRL_SUN5I_A13 is not set
> > +# CONFIG_PINCTRL_SUN6I_A31 is not set
> > +# CONFIG_PINCTRL_SUN6I_A31S is not set
> > +# CONFIG_PINCTRL_SUN6I_A31_R is not set
> > +# CONFIG_PINCTRL_SUN7I_A20 is not set
> > +# CONFIG_PINCTRL_SUN8I_A23 is not set
> > +# CONFIG_PINCTRL_SUN8I_A23_R is not set
> > +# CONFIG_PINCTRL_SUN8I_A33 is not set
> > +# CONFIG_PINCTRL_SUN8I_A83T is not set
> > +# CONFIG_PINCTRL_SUN8I_H3 is not set
> > +# CONFIG_PINCTRL_SUN8I_H3_R is not set
> > +# CONFIG_PINCTRL_SUN9I_A80 is not set
> > +# CONFIG_PINCTRL_SUN9I_A80_R is not set
> > +# CONFIG_RANDOMIZE_BASE is not set
> > +# CONFIG_SERIAL_AMBA_PL010 is not set
> > +# CONFIG_SERIAL_AMBA_PL011 is not set
> > +CONFIG_SPARSEMEM=y
> > +CONFIG_SPARSEMEM_EXTREME=y
> > +CONFIG_SPARSEMEM_MANUAL=y
> > +CONFIG_SPARSEMEM_VMEMMAP=y
> > +CONFIG_SPARSEMEM_VMEMMAP_ENABLE=y
> > +CONFIG_SUN50I_A64_CCU=y
> > +CONFIG_SYSCTL_EXCEPTION_TRACE=y
> > diff --git a/target/linux/sunxi/cortexa53/target.mk b/target/linux/sunxi/cortexa53/target.mk
> > new file mode 100644
> > index 0000000000..6715d00bda
> > --- /dev/null
> > +++ b/target/linux/sunxi/cortexa53/target.mk
> > @@ -0,0 +1,13 @@
> > +#
> > +# Copyright (C) 2017 Hauke Mehrtens
> > +#
> > +# This is free software, licensed under the GNU General Public License v2.
> > +# See /LICENSE for more information.
> > +#
> > +
> > +include $(TOPDIR)/rules.mk
> > +
> > +ARCH:=aarch64
> > +BOARDNAME:=Allwinner A64
> > +CPU_TYPE:=cortex-a53
> > +KERNELNAME:=Image dtbs
> > diff --git a/target/linux/sunxi/image/Makefile b/target/linux/sunxi/image/Makefile
> > index 20ecf66a9c..8f95c61906 100644
> > --- a/target/linux/sunxi/image/Makefile
> > +++ b/target/linux/sunxi/image/Makefile
> > @@ -41,5 +41,6 @@ endef
> >  
> >  include cortex-a7.mk
> >  include cortex-a8.mk
> > +include cortex-a53.mk
> >  
> >  $(eval $(call BuildImage))
> > diff --git a/target/linux/sunxi/image/cortex-a53.mk b/target/linux/sunxi/image/cortex-a53.mk
> > new file mode 100644
> > index 0000000000..bbb253f0ae
> > --- /dev/null
> > +++ b/target/linux/sunxi/image/cortex-a53.mk
> > @@ -0,0 +1,20 @@
> > +#
> > +# Copyright (C) 2013-2016 OpenWrt.org
> > +# Copyright (C) 2016 Yousong Zhou
> > +#
> > +# This is free software, licensed under the GNU General Public License v2.
> > +# See /LICENSE for more information.
> > +#
> > +ifeq ($(SUBTARGET),cortexa53)
> > +
> > +define Device/sun50i-a64-pine64-plus
> > +  DEVICE_TITLE:=Pine64 Plus A64
> > +  SUPPORTED_DEVICES:=pine64,pine64-plus
> > +  SUNXI_DTS:=allwinner/sun50i-a64-pine64-plus
> > +  KERNEL_NAME := Image
> > +  KERNEL := kernel-bin
> > +endef
> > +
> > +TARGET_DEVICES += sun50i-a64-pine64-plus
> > +
> > +endif

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