Highbank supports SGPIO by bit-banging out the SGPIO signals over
three GPIO pins defined in the DTB. Add support for this SGPIO
functionality.
Signed-off-by: Mark Langsdorf
---
.../devicetree/bindings/ata/ahci-platform.txt | 9 ++
arch/arm/boot/dts/ecx-common.dtsi | 1
Highbank supports SGPIO by bit-banging out the SGPIO signals over
three GPIO pins defined in the DTB. Add support for this SGPIO
functionality.
Signed-off-by: Mark Langsdorf
---
Changes from v2:
Added plat_data to ahci_host_priv
Moved driver specific data to plat_data and got rid
,On 06/05/2013 06:15 PM, Tejun Heo wrote:
> Hello,
>
> On Wed, Jun 05, 2013 at 05:31:48PM -0500, Mark Langsdorf wrote:
>> +static void ecx_parse_sgpio(struct ecx_plat_data *pdata, u32 port, u32
>> state)
>> +{
>> +if (state & ECX_ACTIVITY_BITS)
>> +pdata->sgpio_pattern |= sgpio_bi
