Re: [PATCH v2 02/10] dt-bindings: mmc: tegra: Add nvidia,only-1-8-v property

2018-07-30 Thread Rob Herring
On Fri, Jul 27, 2018 at 11:05:55AM +0300, Aapo Vienamo wrote: > On Thu, 26 Jul 2018 15:05:55 +0200 > Stefan Agner wrote: > > > On 26.07.2018 14:19, Aapo Vienamo wrote: > > > Add a property to mark controllers which operate at a 1.8 V fixed I/O > > > voltage. > > > > > > This feature of the hardw

Re: [PATCH v2 02/10] dt-bindings: mmc: tegra: Add nvidia,only-1-8-v property

2018-07-27 Thread Aapo Vienamo
On Thu, 26 Jul 2018 15:05:55 +0200 Stefan Agner wrote: > On 26.07.2018 14:19, Aapo Vienamo wrote: > > Add a property to mark controllers which operate at a 1.8 V fixed I/O > > voltage. > > > > This feature of the hardware needs to be signaled this way because it > > cannot be probed at runtime o

Re: [PATCH v2 02/10] dt-bindings: mmc: tegra: Add nvidia,only-1-8-v property

2018-07-26 Thread Stefan Agner
On 26.07.2018 14:19, Aapo Vienamo wrote: > Add a property to mark controllers which operate at a 1.8 V fixed I/O > voltage. > > This feature of the hardware needs to be signaled this way because it > cannot be probed at runtime or reliably derived from other properties. Is this really needed? Can

[PATCH v2 02/10] dt-bindings: mmc: tegra: Add nvidia,only-1-8-v property

2018-07-26 Thread Aapo Vienamo
Add a property to mark controllers which operate at a 1.8 V fixed I/O voltage. This feature of the hardware needs to be signaled this way because it cannot be probed at runtime or reliably derived from other properties. Signed-off-by: Aapo Vienamo --- Documentation/devicetree/bindings/mmc/nvidi