Re: [PATCH 3/3 v6] ARC: hsdk: initial port for HSDK board

2017-06-29 Thread Eugeniy Paltsev
On Wed, 2017-06-28 at 17:50 -0500, Rob Herring wrote: > > > > +   #clock-cells = <0>; > > > > +   compatible = "fixed-clock"; > > > > +   clock-frequency = <10>; > > > > +   }; > > > > + > > > > +   core_int

Re: [PATCH 3/3 v6] ARC: hsdk: initial port for HSDK board

2017-06-29 Thread Vineet Gupta
On 06/26/2017 06:11 PM, Eugeniy Paltsev wrote: From: Alexey Brodkin diff --git a/arch/arc/configs/hsdk_defconfig b/arch/arc/configs/hsdk_defconfig new file mode 100644 index 000..53bc9f3 --- /dev/null +++ b/arch/arc/configs/hsdk_defconfig @@ -0,0 +1,75 @@ +CONFIG_DEFAULT_HOSTNAME="ARCLinu

Re: [PATCH 3/3 v6] ARC: hsdk: initial port for HSDK board

2017-06-28 Thread Rob Herring
On Mon, Jun 26, 2017 at 04:25:35PM +, Alexey Brodkin wrote: > Hi Rob, > > On Mon, 2017-06-26 at 10:51 -0500, Rob Herring wrote: > > On Mon, Jun 26, 2017 at 10:11 AM, Eugeniy Paltsev > > wrote: > > > > > > From: Alexey Brodkin > > > > > [snip] > > > > + > > > +   chosen { > > > + 

stdout-path (was Re: [PATCH 3/3 v6] ARC: hsdk: initial port for HSDK board)

2017-06-26 Thread Vineet Gupta
On 06/26/2017 07:25 PM, Alexey Brodkin wrote: + + chosen { + bootargs = "earlycon=uart8250,mmio32,0xf0005000,115200n8 console=ttyS0,115200n8 debug print-fatal-signals=1"; Use stdout-path for the console. Really, the bootargs should be blank and populated by the bootloader es

Re: [PATCH 3/3 v6] ARC: hsdk: initial port for HSDK board

2017-06-26 Thread Alexey Brodkin
Hi Rob, On Mon, 2017-06-26 at 10:51 -0500, Rob Herring wrote: > On Mon, Jun 26, 2017 at 10:11 AM, Eugeniy Paltsev > wrote: > > > > From: Alexey Brodkin > > [snip] > > + > > +   chosen { > > +   bootargs = "earlycon=uart8250,mmio32,0xf0005000,115200n8 > > console=ttyS0,115200

Re: [PATCH 3/3 v6] ARC: hsdk: initial port for HSDK board

2017-06-26 Thread Rob Herring
On Mon, Jun 26, 2017 at 10:11 AM, Eugeniy Paltsev wrote: > From: Alexey Brodkin > > This initial port adds support of ARC HS Development Kit board with some > basic features such serial port, USB, SD/MMC and Ethernet. > > Essentially we run Linux kernel on all 4 cores (i.e. utilize SMP) and > hea

[PATCH 3/3 v6] ARC: hsdk: initial port for HSDK board

2017-06-26 Thread Eugeniy Paltsev
From: Alexey Brodkin This initial port adds support of ARC HS Development Kit board with some basic features such serial port, USB, SD/MMC and Ethernet. Essentially we run Linux kernel on all 4 cores (i.e. utilize SMP) and heavily use IO Coherency for speeding-up DMA-aware peripherals. Note as