Thread (17 messages) 17 messages, 3 authors, 2016-06-01

[PATCH 5/6] ARM: dts: exynos: Configure PWM, usb3503, PMIC and thermal on Odroid XU board

From: Javier Martinez Canillas <hidden>
Date: 2016-05-31 20:10:22
Also in: linux-clk, linux-devicetree, linux-samsung-soc, lkml

Hello Krzysztof,

On 05/31/2016 04:05 PM, Krzysztof Kozlowski wrote:
On Tue, May 31, 2016 at 9:36 PM, Javier Martinez Canillas
[snip]
quoted
I see that LDO 10, 12 and 15 are used by still marked as always-on. Did
you try not marking as always-on those or that also causes issues like
in the other regulators were you added comments about being always-on?

Besides that, patch looks good to me.
The LDO10 is supplying few more elements (MIPI, HDMI, ADC and
something called EFNAND). Having it non-always-on still works but
maybe because I did not test these elements.

LDO12 and LDO15 supply also VDD10_HSIC and UHOST (used by USB2.0 ports
and attached on board: usb3503 and lan9730) so if it is not enabled by
USB 3.0, then they won't work. I guess the usb 2.0 driver should also
take regulators.

So overall the board works after removing always-on but it is not
properly described in DT so I prefer to leave them.
Agreed, thanks a lot for your explanations.
Best regards,
Krzysztof
Best regards,
-- 
Javier Martinez Canillas
Open Source Group
Samsung Research America
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