* [RESEND PATCH] gpio: rgpio2p: Enhance reading of GPIO pin value
@ 2022-04-05 10:29 Christoph Fritz
2022-04-23 20:37 ` Christoph Fritz
0 siblings, 1 reply; 7+ messages in thread
From: Christoph Fritz @ 2022-04-05 10:29 UTC (permalink / raw)
To: Stefano Babic, Tom Rini; +Cc: u-boot, Peng Fan, Fabio Estevam
Add support for reading GPIO pin value when function is output.
With this patch applied, gpio toggle command is working.
Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Fabio Estevam <festevam@denx.de>
---
drivers/gpio/imx_rgpio2p.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/drivers/gpio/imx_rgpio2p.c b/drivers/gpio/imx_rgpio2p.c
index 0e2874ca95c..175e460aff5 100644
--- a/drivers/gpio/imx_rgpio2p.c
+++ b/drivers/gpio/imx_rgpio2p.c
@@ -39,6 +39,14 @@ static int imx_rgpio2p_is_output(struct gpio_regs *regs, int offset)
return val & (1 << offset) ? 1 : 0;
}
+static int imx_rgpio2p_bank_get_direction(struct gpio_regs *regs, int offset)
+{
+ if ((readl(®s->gpio_pddr) >> offset) & 0x01)
+ return IMX_RGPIO2P_DIRECTION_OUT;
+
+ return IMX_RGPIO2P_DIRECTION_IN;
+}
+
static void imx_rgpio2p_bank_direction(struct gpio_regs *regs, int offset,
enum imx_rgpio2p_direction direction)
{
@@ -67,7 +75,11 @@ static void imx_rgpio2p_bank_set_value(struct gpio_regs *regs, int offset,
static int imx_rgpio2p_bank_get_value(struct gpio_regs *regs, int offset)
{
- return (readl(®s->gpio_pdir) >> offset) & 0x01;
+ if (imx_rgpio2p_bank_get_direction(regs, offset) ==
+ IMX_RGPIO2P_DIRECTION_IN)
+ return (readl(®s->gpio_pdir) >> offset) & 0x01;
+
+ return (readl(®s->gpio_pdor) >> offset) & 0x01;
}
static int imx_rgpio2p_direction_input(struct udevice *dev, unsigned offset)
--
2.30.2
^ permalink raw reply related [flat|nested] 7+ messages in thread
* Re: [RESEND PATCH] gpio: rgpio2p: Enhance reading of GPIO pin value
2022-04-05 10:29 [RESEND PATCH] gpio: rgpio2p: Enhance reading of GPIO pin value Christoph Fritz
@ 2022-04-23 20:37 ` Christoph Fritz
2022-05-21 0:17 ` Christoph Fritz
0 siblings, 1 reply; 7+ messages in thread
From: Christoph Fritz @ 2022-04-23 20:37 UTC (permalink / raw)
To: Stefano Babic; +Cc: u-boot, Peng Fan, Fabio Estevam, Tom Rini
Hello Stefano,
could you please pick up this patch?
bye
-- Christoph
On Tue, 2022-04-05 at 12:29 +0200, Christoph Fritz wrote:
> Add support for reading GPIO pin value when function is output.
> With this patch applied, gpio toggle command is working.
>
> Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
> Reviewed-by: Peng Fan <peng.fan@nxp.com>
> Reviewed-by: Fabio Estevam <festevam@denx.de>
> ---
> drivers/gpio/imx_rgpio2p.c | 14 +++++++++++++-
> 1 file changed, 13 insertions(+), 1 deletion(-)
>
> diff --git a/drivers/gpio/imx_rgpio2p.c b/drivers/gpio/imx_rgpio2p.c
> index 0e2874ca95c..175e460aff5 100644
> --- a/drivers/gpio/imx_rgpio2p.c
> +++ b/drivers/gpio/imx_rgpio2p.c
> @@ -39,6 +39,14 @@ static int imx_rgpio2p_is_output(struct gpio_regs
> *regs, int offset)
> return val & (1 << offset) ? 1 : 0;
> }
>
> +static int imx_rgpio2p_bank_get_direction(struct gpio_regs *regs,
> int offset)
> +{
> + if ((readl(®s->gpio_pddr) >> offset) & 0x01)
> + return IMX_RGPIO2P_DIRECTION_OUT;
> +
> + return IMX_RGPIO2P_DIRECTION_IN;
> +}
> +
> static void imx_rgpio2p_bank_direction(struct gpio_regs *regs, int
> offset,
> enum imx_rgpio2p_direction
> direction)
> {
> @@ -67,7 +75,11 @@ static void imx_rgpio2p_bank_set_value(struct
> gpio_regs *regs, int offset,
>
> static int imx_rgpio2p_bank_get_value(struct gpio_regs *regs, int
> offset)
> {
> - return (readl(®s->gpio_pdir) >> offset) & 0x01;
> + if (imx_rgpio2p_bank_get_direction(regs, offset) ==
> + IMX_RGPIO2P_DIRECTION_IN)
> + return (readl(®s->gpio_pdir) >> offset) & 0x01;
> +
> + return (readl(®s->gpio_pdor) >> offset) & 0x01;
> }
>
> static int imx_rgpio2p_direction_input(struct udevice *dev,
> unsigned offset)
^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [RESEND PATCH] gpio: rgpio2p: Enhance reading of GPIO pin value
2022-04-23 20:37 ` Christoph Fritz
@ 2022-05-21 0:17 ` Christoph Fritz
2022-05-21 13:35 ` Stefano Babic
0 siblings, 1 reply; 7+ messages in thread
From: Christoph Fritz @ 2022-05-21 0:17 UTC (permalink / raw)
To: Stefano Babic; +Cc: u-boot, Peng Fan, Fabio Estevam, Tom Rini
*ping*
On Sat, 2022-04-23 at 22:37 +0200, Christoph Fritz wrote:
> Hello Stefano,
>
> could you please pick up this patch?
>
> bye
> -- Christoph
>
> On Tue, 2022-04-05 at 12:29 +0200, Christoph Fritz wrote:
> > Add support for reading GPIO pin value when function is output.
> > With this patch applied, gpio toggle command is working.
> >
> > Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
> > Reviewed-by: Peng Fan <peng.fan@nxp.com>
> > Reviewed-by: Fabio Estevam <festevam@denx.de>
> > ---
> > drivers/gpio/imx_rgpio2p.c | 14 +++++++++++++-
> > 1 file changed, 13 insertions(+), 1 deletion(-)
> >
> > diff --git a/drivers/gpio/imx_rgpio2p.c b/drivers/gpio/imx_rgpio2p.c
> > index 0e2874ca95c..175e460aff5 100644
> > --- a/drivers/gpio/imx_rgpio2p.c
> > +++ b/drivers/gpio/imx_rgpio2p.c
> > @@ -39,6 +39,14 @@ static int imx_rgpio2p_is_output(struct gpio_regs
> > *regs, int offset)
> > return val & (1 << offset) ? 1 : 0;
> > }
> >
> > +static int imx_rgpio2p_bank_get_direction(struct gpio_regs *regs,
> > int offset)
> > +{
> > + if ((readl(®s->gpio_pddr) >> offset) & 0x01)
> > + return IMX_RGPIO2P_DIRECTION_OUT;
> > +
> > + return IMX_RGPIO2P_DIRECTION_IN;
> > +}
> > +
> > static void imx_rgpio2p_bank_direction(struct gpio_regs *regs, int
> > offset,
> > enum imx_rgpio2p_direction
> > direction)
> > {
> > @@ -67,7 +75,11 @@ static void imx_rgpio2p_bank_set_value(struct
> > gpio_regs *regs, int offset,
> >
> > static int imx_rgpio2p_bank_get_value(struct gpio_regs *regs, int
> > offset)
> > {
> > - return (readl(®s->gpio_pdir) >> offset) & 0x01;
> > + if (imx_rgpio2p_bank_get_direction(regs, offset) ==
> > + IMX_RGPIO2P_DIRECTION_IN)
> > + return (readl(®s->gpio_pdir) >> offset) & 0x01;
> > +
> > + return (readl(®s->gpio_pdor) >> offset) & 0x01;
> > }
> >
> > static int imx_rgpio2p_direction_input(struct udevice *dev,
> > unsigned offset)
>
^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [RESEND PATCH] gpio: rgpio2p: Enhance reading of GPIO pin value
2022-05-21 0:17 ` Christoph Fritz
@ 2022-05-21 13:35 ` Stefano Babic
0 siblings, 0 replies; 7+ messages in thread
From: Stefano Babic @ 2022-05-21 13:35 UTC (permalink / raw)
To: chf.fritz, Stefano Babic; +Cc: u-boot, Peng Fan, Fabio Estevam, Tom Rini
On 21.05.22 02:17, Christoph Fritz wrote:
> *ping*
>
> On Sat, 2022-04-23 at 22:37 +0200, Christoph Fritz wrote:
>> Hello Stefano,
>>
>> could you please pick up this patch?
>>
>> bye
>> -- Christoph
>>
>> On Tue, 2022-04-05 at 12:29 +0200, Christoph Fritz wrote:
>>> Add support for reading GPIO pin value when function is output.
>>> With this patch applied, gpio toggle command is working.
>>>
>>> Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
>>> Reviewed-by: Peng Fan <peng.fan@nxp.com>
>>> Reviewed-by: Fabio Estevam <festevam@denx.de>
>>> ---
>>> drivers/gpio/imx_rgpio2p.c | 14 +++++++++++++-
>>> 1 file changed, 13 insertions(+), 1 deletion(-)
>>>
>>> diff --git a/drivers/gpio/imx_rgpio2p.c b/drivers/gpio/imx_rgpio2p.c
>>> index 0e2874ca95c..175e460aff5 100644
>>> --- a/drivers/gpio/imx_rgpio2p.c
>>> +++ b/drivers/gpio/imx_rgpio2p.c
>>> @@ -39,6 +39,14 @@ static int imx_rgpio2p_is_output(struct gpio_regs
>>> *regs, int offset)
>>> return val & (1 << offset) ? 1 : 0;
>>> }
>>>
>>> +static int imx_rgpio2p_bank_get_direction(struct gpio_regs *regs,
>>> int offset)
>>> +{
>>> + if ((readl(®s->gpio_pddr) >> offset) & 0x01)
>>> + return IMX_RGPIO2P_DIRECTION_OUT;
>>> +
>>> + return IMX_RGPIO2P_DIRECTION_IN;
>>> +}
>>> +
>>> static void imx_rgpio2p_bank_direction(struct gpio_regs *regs, int
>>> offset,
>>> enum imx_rgpio2p_direction
>>> direction)
>>> {
>>> @@ -67,7 +75,11 @@ static void imx_rgpio2p_bank_set_value(struct
>>> gpio_regs *regs, int offset,
>>>
>>> static int imx_rgpio2p_bank_get_value(struct gpio_regs *regs, int
>>> offset)
>>> {
>>> - return (readl(®s->gpio_pdir) >> offset) & 0x01;
>>> + if (imx_rgpio2p_bank_get_direction(regs, offset) ==
>>> + IMX_RGPIO2P_DIRECTION_IN)
>>> + return (readl(®s->gpio_pdir) >> offset) & 0x01;
>>> +
>>> + return (readl(®s->gpio_pdor) >> offset) & 0x01;
>>> }
>>>
>>> static int imx_rgpio2p_direction_input(struct udevice *dev,
>>> unsigned offset)
>>
>
Picked up, it will go in next MR
Best regards,
Stefano Babic
--
=====================================================================
DENX Software Engineering GmbH, Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic@denx.de
=====================================================================
^ permalink raw reply [flat|nested] 7+ messages in thread
* [RESEND PATCH] gpio: rgpio2p: Enhance reading of GPIO pin value
@ 2022-05-23 11:33 sbabic
0 siblings, 0 replies; 7+ messages in thread
From: sbabic @ 2022-05-23 11:33 UTC (permalink / raw)
To: Christoph Fritz, u-boot
> Add support for reading GPIO pin value when function is output.
> With this patch applied, gpio toggle command is working.
> Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
> Reviewed-by: Peng Fan <peng.fan@nxp.com>
> Reviewed-by: Fabio Estevam <festevam@denx.de>
Applied to u-boot-imx, master, thanks !
Best regards,
Stefano Babic
--
=====================================================================
DENX Software Engineering GmbH, Managing Director: Wolfgang Denk
HRB 165235 Munich, Office: Kirchenstr.5, D-82194 Groebenzell, Germany
Phone: +49-8142-66989-53 Fax: +49-8142-66989-80 Email: sbabic@denx.de
=====================================================================
^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [RESEND PATCH] gpio: rgpio2p: Enhance reading of GPIO pin value
2022-03-24 15:11 Christoph Fritz
@ 2022-03-24 16:00 ` Fabio Estevam
0 siblings, 0 replies; 7+ messages in thread
From: Fabio Estevam @ 2022-03-24 16:00 UTC (permalink / raw)
To: Christoph Fritz; +Cc: u-boot, Stefano Babic, Peng Fan
On Thu, Mar 24, 2022 at 12:11 PM Christoph Fritz
<chf.fritz@googlemail.com> wrote:
>
> Add support for reading GPIO pin value when function is output.
> With this patch applied, gpio toggle command is working.
>
> Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
> Cc: Fabio Estevam <festevam@gmail.com>
> Reviewed-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Fabio Estevam <festevam@denx.de>
^ permalink raw reply [flat|nested] 7+ messages in thread
* [RESEND PATCH] gpio: rgpio2p: Enhance reading of GPIO pin value
@ 2022-03-24 15:11 Christoph Fritz
2022-03-24 16:00 ` Fabio Estevam
0 siblings, 1 reply; 7+ messages in thread
From: Christoph Fritz @ 2022-03-24 15:11 UTC (permalink / raw)
To: u-boot, Stefano Babic; +Cc: Peng Fan, Fabio Estevam
Add support for reading GPIO pin value when function is output.
With this patch applied, gpio toggle command is working.
Signed-off-by: Christoph Fritz <chf.fritz@googlemail.com>
Cc: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
---
drivers/gpio/imx_rgpio2p.c | 14 +++++++++++++-
1 file changed, 13 insertions(+), 1 deletion(-)
diff --git a/drivers/gpio/imx_rgpio2p.c b/drivers/gpio/imx_rgpio2p.c
index 0e2874ca95c..175e460aff5 100644
--- a/drivers/gpio/imx_rgpio2p.c
+++ b/drivers/gpio/imx_rgpio2p.c
@@ -39,6 +39,14 @@ static int imx_rgpio2p_is_output(struct gpio_regs *regs, int offset)
return val & (1 << offset) ? 1 : 0;
}
+static int imx_rgpio2p_bank_get_direction(struct gpio_regs *regs, int offset)
+{
+ if ((readl(®s->gpio_pddr) >> offset) & 0x01)
+ return IMX_RGPIO2P_DIRECTION_OUT;
+
+ return IMX_RGPIO2P_DIRECTION_IN;
+}
+
static void imx_rgpio2p_bank_direction(struct gpio_regs *regs, int offset,
enum imx_rgpio2p_direction direction)
{
@@ -67,7 +75,11 @@ static void imx_rgpio2p_bank_set_value(struct gpio_regs *regs, int offset,
static int imx_rgpio2p_bank_get_value(struct gpio_regs *regs, int offset)
{
- return (readl(®s->gpio_pdir) >> offset) & 0x01;
+ if (imx_rgpio2p_bank_get_direction(regs, offset) ==
+ IMX_RGPIO2P_DIRECTION_IN)
+ return (readl(®s->gpio_pdir) >> offset) & 0x01;
+
+ return (readl(®s->gpio_pdor) >> offset) & 0x01;
}
static int imx_rgpio2p_direction_input(struct udevice *dev, unsigned offset)
--
2.30.2
^ permalink raw reply related [flat|nested] 7+ messages in thread
end of thread, other threads:[~2022-05-23 11:34 UTC | newest]
Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
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2022-04-05 10:29 [RESEND PATCH] gpio: rgpio2p: Enhance reading of GPIO pin value Christoph Fritz
2022-04-23 20:37 ` Christoph Fritz
2022-05-21 0:17 ` Christoph Fritz
2022-05-21 13:35 ` Stefano Babic
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2022-05-23 11:33 sbabic
2022-03-24 15:11 Christoph Fritz
2022-03-24 16:00 ` Fabio Estevam
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