[PATCH] gpio: Add designware gpio controller support

[Steffen Trumtrar]

Hi!

On Mon, Sep 09, 2013 at 06:28:48PM +0200, Sebastian Hesselbarth wrote:
> On 09/09/13 16:54, Sascha Hauer wrote:
> >Signed-off-by: Sascha Hauer <s.hauer at pengutronix.de>
> >---
> >  drivers/gpio/Kconfig   |   6 ++
> >  drivers/gpio/Makefile  |   1 +
> >  drivers/gpio/gpio-dw.c | 151 +++++++++++++++++++++++++++++++++++++++++++++++++
> >  3 files changed, 158 insertions(+)
> >  create mode 100644 drivers/gpio/gpio-dw.c
> >
> >diff --git a/drivers/gpio/Kconfig b/drivers/gpio/Kconfig
> >index d5ac532..18d3135 100644
> >--- a/drivers/gpio/Kconfig
> >+++ b/drivers/gpio/Kconfig
> >@@ -54,6 +54,12 @@ config GPIO_TEGRA
> >  	help
> >  	  Say yes here to include the driver for the GPIO controller found on the
> >  	  Tegra line of SoCs.
> >+
> >+config GPIO_DESIGNWARE
> >+	tristate "Synopsys DesignWare GPIO driver"
> 
> Sascha,
> 
> I know DW's GPIO is also used on Armada 1500 which I currently work on.
> Precisely, the IP is named dw-apb-gpio. Maybe the above should also
> reflect APB.
> 
> [...]
> 
> Please add "snps,dw-apb-gpio", that's what the linux driver
> will look for if make to pick it up for Armada 1500.
> 

Are you talking about the 'old' linux driver that was posted sometime around
January 2012 or are you working on your own?

Do you have a working pre-release version somewhere?

Thanks,
Steffen

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