Re: [PATCH 0/15] Add support for OLPC XO 1.75 Embedded Controller
From: Sebastian Reichel
Date: Mon Oct 22 2018 - 07:33:53 EST
On Wed, Oct 10, 2018 at 07:22:45PM +0200, Lubomir Rintel wrote:
> This patchset adds support for the Embedded Controller on an OLPC XO
> 1.75 machine. OLPC XO 1.75 is a MMP2 based ARM laptop. It plugs into
> the existing OLPC platform infrastructure, currently used by the x86
> based models.
> The EC operates in SPI master mode, meaning the SOC is the SPI slave. It
> uses extra handshake signal to signal readiness of SOC to accept data
> from EC and to initiate a transaction if SOC wishes to submit data.
> The SPI slave support for MMP2 was submitted separately:
> THe "power: supply: olpc_battery: correct the temperature" patch was
> already sent out separately, but I'm including it because the last
> commit of the set depends on it.
> Tested to work on an OLPC XO 1.75 and also tested not to break x86
> support with an OLPC XO 1 machine. I don't have a XO 1.5, but it's
> unlikely this breaks it when XO 1 works.
> Thanks in advance for reviews and feedback of any kind.
I reviewed the power-supply related patches (1, 10, 12-15) and think
they are fine apart from the things found by Andy Shevchenko.
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