Messages in this thread | | | Subject | Re: [PATCH v2 2/4] pinctrl: qpnp: Qualcomm PMIC pin controller driver | From | "Ivan T. Ivanov" <> | Date | Tue, 05 Aug 2014 14:55:18 +0300 |
| |
On Mon, 2014-08-04 at 18:36 -0700, Stephen Boyd wrote: > On 07/28/14 01:39, Ivan T. Ivanov wrote: > > I am working on proposal from Stephen Boyd to encode GPIO/MPP mode and > > source select into combined function. Something like this one: > > > > #define PM8XXX_DIGITAL_IN 0 > > #define PM8XXX_DIGITAL_OUT 1 > > #define PM8XXX_DIGITAL_IN_OUT 2 > > > > ... > > > > /* mode and source select */ > > #define PM8XXX_FUNCTION(m,s) ((m) << 16 | (s)) > > > > #define PM8921_GPIO1_14_KYPD_SNS PM8XXX_FUNCTION(PM8XXX_DIGITAL_IN, 1) > > #define PM8921_GPIO9_14_KYPD_DRV PM8XXX_FUNCTION(PM8XXX_DIGITAL_OUT, 1) > > #define PM8921_GPIO33_35_PWM PM8XXX_FUNCTION(PM8XXX_DIGITAL_OUT, 3) > > > > .. > > > > > > This isn't what I was suggesting at all. The function should be > something like KYPD, PWM and those should just be defined to be 1 or 3. > The mode should be some other property like input or output, and the > driver should or the two together and put it into the register.
Well, we can do this. I was just thought that will more convenient if function is fully described in to one property.
Regards, Ivan
| |