[PATCH] ARM: dts: ventana: add UHS-I support for Ventana boards

Shawn Guo shawnguo at kernel.org
Mon Jun 29 05:12:36 PDT 2015


On Thu, Jun 04, 2015 at 12:32:26PM -0700, Tim Harvey wrote:
> UHS-I support is available on Ventana boards with micro-SD sockets depending
> on the board revision. To support this pinctl states for 100Mhz and 200MHz
> must be added as well as pinmux of the VSELECT signal. In order to support
> UHS-I the I/O rail of the 4-bit data bus must be switchable between 1.8V
> and 3.3V.
> 
> By adding the no-1-8-v property, which disables UHS-I support, we allow the
> bootloader to be in charge of selecting which boards have this capability
> by removing that property if the board model/revision implement the support.
> 
> Additionally we will remove NANDF_CS1 here from the nand pinmux group as the
> second chip-select is not used on any ventana boards and this is the pad
> that is used for SD3_VELECT.
> 
> Signed-off-by: Tim Harvey <tharvey at gateworks.com>

Applied, thanks.



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