* [PATCH v3] mfd: arizona: Add DT options for max_channels_clocked and PDM speaker config
@ 2016-09-05 11:56 ` Richard Fitzgerald
0 siblings, 0 replies; 6+ messages in thread
From: Richard Fitzgerald @ 2016-09-05 11:56 UTC (permalink / raw)
To: lee.jones, robh; +Cc: patches, devicetree, linux-kernel
This patch adds DT settings for the max_channels_clocked, spk_fmt and
spk_mute pdata.
Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
---
Documentation/devicetree/bindings/mfd/arizona.txt | 18 ++++++++++++++
drivers/mfd/arizona-core.c | 30 +++++++++++++++++++++++
2 files changed, 48 insertions(+)
diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt
index a6e2ea41..8f2e282 100644
--- a/Documentation/devicetree/bindings/mfd/arizona.txt
+++ b/Documentation/devicetree/bindings/mfd/arizona.txt
@@ -85,6 +85,24 @@ Optional properties:
present, the number of values should be less than or equal to the
number of inputs, unspecified inputs will use the chip default.
+ - wlf,max-channels-clocked : The maximum number of channels to be clocked on
+ each AIF, useful for I2S systems with multiple data lines being mastered.
+ Specify one cell for each AIF to be configured, specify zero for AIFs that
+ should be handled normally.
+ If present, number of cells must be less than or equal to the number of
+ AIFs. If less than the number of AIFs, for cells that have not been
+ specified the corresponding AIFs will be treated as default setting.
+
+ - wlf,spk-fmt : PDM speaker data format, must contain 2 cells (OUT5 and OUT6).
+ See the datasheet for values.
+ The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
+ wm8998, wm1814)
+
+ - wlf,spk-mute : PDM speaker mute setting, must contain 2 cells (OUT5 and OUT6).
+ See the datasheet for values.
+ The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
+ wm8998, wm1814)
+
- DCVDD-supply, MICVDD-supply : Power supplies, only need to be specified if
they are being externally supplied. As covered in
Documentation/devicetree/bindings/regulator/regulator.txt
diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index fa267fa..c621c46 100644
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -813,6 +813,7 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
struct property *prop;
const __be32 *cur;
u32 val;
+ u32 pdm_val[ARIZONA_MAX_PDM_SPK];
int ret, i;
int count = 0;
@@ -869,6 +870,35 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
count++;
}
+ count = 0;
+ of_property_for_each_u32(arizona->dev->of_node,
+ "wlf,max-channels-clocked",
+ prop, cur, val) {
+ if (count == ARRAY_SIZE(pdata->max_channels_clocked))
+ break;
+
+ pdata->max_channels_clocked[count] = val;
+ count++;
+ }
+
+ ret = of_property_read_u32_array(arizona->dev->of_node,
+ "wlf,spk-fmt",
+ pdm_val,
+ ARRAY_SIZE(pdm_val));
+
+ if (ret >= 0)
+ for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
+ pdata->spk_fmt[count] = pdm_val[count];
+
+ ret = of_property_read_u32_array(arizona->dev->of_node,
+ "wlf,spk-mute",
+ pdm_val,
+ ARRAY_SIZE(pdm_val));
+
+ if (ret >= 0)
+ for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
+ pdata->spk_mute[count] = pdm_val[count];
+
return 0;
}
--
1.9.1
^ permalink raw reply related [flat|nested] 6+ messages in thread
* [PATCH v3] mfd: arizona: Add DT options for max_channels_clocked and PDM speaker config
@ 2016-09-05 11:56 ` Richard Fitzgerald
0 siblings, 0 replies; 6+ messages in thread
From: Richard Fitzgerald @ 2016-09-05 11:56 UTC (permalink / raw)
To: lee.jones-QSEj5FYQhm4dnm+yROfE0A, robh-DgEjT+Ai2ygdnm+yROfE0A
Cc: patches-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E,
devicetree-u79uwXL29TY76Z2rM5mHXA,
linux-kernel-u79uwXL29TY76Z2rM5mHXA
This patch adds DT settings for the max_channels_clocked, spk_fmt and
spk_mute pdata.
Signed-off-by: Richard Fitzgerald <rf-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
---
Documentation/devicetree/bindings/mfd/arizona.txt | 18 ++++++++++++++
drivers/mfd/arizona-core.c | 30 +++++++++++++++++++++++
2 files changed, 48 insertions(+)
diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt
index a6e2ea41..8f2e282 100644
--- a/Documentation/devicetree/bindings/mfd/arizona.txt
+++ b/Documentation/devicetree/bindings/mfd/arizona.txt
@@ -85,6 +85,24 @@ Optional properties:
present, the number of values should be less than or equal to the
number of inputs, unspecified inputs will use the chip default.
+ - wlf,max-channels-clocked : The maximum number of channels to be clocked on
+ each AIF, useful for I2S systems with multiple data lines being mastered.
+ Specify one cell for each AIF to be configured, specify zero for AIFs that
+ should be handled normally.
+ If present, number of cells must be less than or equal to the number of
+ AIFs. If less than the number of AIFs, for cells that have not been
+ specified the corresponding AIFs will be treated as default setting.
+
+ - wlf,spk-fmt : PDM speaker data format, must contain 2 cells (OUT5 and OUT6).
+ See the datasheet for values.
+ The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
+ wm8998, wm1814)
+
+ - wlf,spk-mute : PDM speaker mute setting, must contain 2 cells (OUT5 and OUT6).
+ See the datasheet for values.
+ The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
+ wm8998, wm1814)
+
- DCVDD-supply, MICVDD-supply : Power supplies, only need to be specified if
they are being externally supplied. As covered in
Documentation/devicetree/bindings/regulator/regulator.txt
diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
index fa267fa..c621c46 100644
--- a/drivers/mfd/arizona-core.c
+++ b/drivers/mfd/arizona-core.c
@@ -813,6 +813,7 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
struct property *prop;
const __be32 *cur;
u32 val;
+ u32 pdm_val[ARIZONA_MAX_PDM_SPK];
int ret, i;
int count = 0;
@@ -869,6 +870,35 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
count++;
}
+ count = 0;
+ of_property_for_each_u32(arizona->dev->of_node,
+ "wlf,max-channels-clocked",
+ prop, cur, val) {
+ if (count == ARRAY_SIZE(pdata->max_channels_clocked))
+ break;
+
+ pdata->max_channels_clocked[count] = val;
+ count++;
+ }
+
+ ret = of_property_read_u32_array(arizona->dev->of_node,
+ "wlf,spk-fmt",
+ pdm_val,
+ ARRAY_SIZE(pdm_val));
+
+ if (ret >= 0)
+ for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
+ pdata->spk_fmt[count] = pdm_val[count];
+
+ ret = of_property_read_u32_array(arizona->dev->of_node,
+ "wlf,spk-mute",
+ pdm_val,
+ ARRAY_SIZE(pdm_val));
+
+ if (ret >= 0)
+ for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
+ pdata->spk_mute[count] = pdm_val[count];
+
return 0;
}
--
1.9.1
--
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^ permalink raw reply related [flat|nested] 6+ messages in thread
* Re: [PATCH v3] mfd: arizona: Add DT options for max_channels_clocked and PDM speaker config
@ 2016-09-12 16:53 ` Rob Herring
0 siblings, 0 replies; 6+ messages in thread
From: Rob Herring @ 2016-09-12 16:53 UTC (permalink / raw)
To: Richard Fitzgerald; +Cc: lee.jones, patches, devicetree, linux-kernel
On Mon, Sep 05, 2016 at 12:56:25PM +0100, Richard Fitzgerald wrote:
> This patch adds DT settings for the max_channels_clocked, spk_fmt and
> spk_mute pdata.
>
> Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
> ---
> Documentation/devicetree/bindings/mfd/arizona.txt | 18 ++++++++++++++
> drivers/mfd/arizona-core.c | 30 +++++++++++++++++++++++
> 2 files changed, 48 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt
> index a6e2ea41..8f2e282 100644
> --- a/Documentation/devicetree/bindings/mfd/arizona.txt
> +++ b/Documentation/devicetree/bindings/mfd/arizona.txt
> @@ -85,6 +85,24 @@ Optional properties:
> present, the number of values should be less than or equal to the
> number of inputs, unspecified inputs will use the chip default.
>
> + - wlf,max-channels-clocked : The maximum number of channels to be clocked on
> + each AIF, useful for I2S systems with multiple data lines being mastered.
> + Specify one cell for each AIF to be configured, specify zero for AIFs that
> + should be handled normally.
> + If present, number of cells must be less than or equal to the number of
> + AIFs. If less than the number of AIFs, for cells that have not been
> + specified the corresponding AIFs will be treated as default setting.
> +
> + - wlf,spk-fmt : PDM speaker data format, must contain 2 cells (OUT5 and OUT6).
> + See the datasheet for values.
> + The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
> + wm8998, wm1814)
> +
> + - wlf,spk-mute : PDM speaker mute setting, must contain 2 cells (OUT5 and OUT6).
> + See the datasheet for values.
> + The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
> + wm8998, wm1814)
> +
> - DCVDD-supply, MICVDD-supply : Power supplies, only need to be specified if
> they are being externally supplied. As covered in
> Documentation/devicetree/bindings/regulator/regulator.txt
> diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
> index fa267fa..c621c46 100644
> --- a/drivers/mfd/arizona-core.c
> +++ b/drivers/mfd/arizona-core.c
> @@ -813,6 +813,7 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
> struct property *prop;
> const __be32 *cur;
> u32 val;
> + u32 pdm_val[ARIZONA_MAX_PDM_SPK];
> int ret, i;
> int count = 0;
>
> @@ -869,6 +870,35 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
> count++;
> }
>
> + count = 0;
> + of_property_for_each_u32(arizona->dev->of_node,
> + "wlf,max-channels-clocked",
> + prop, cur, val) {
> + if (count == ARRAY_SIZE(pdata->max_channels_clocked))
> + break;
> +
> + pdata->max_channels_clocked[count] = val;
> + count++;
> + }
> +
> + ret = of_property_read_u32_array(arizona->dev->of_node,
> + "wlf,spk-fmt",
> + pdm_val,
> + ARRAY_SIZE(pdm_val));
Why are you using this intermediate buffer?
> +
> + if (ret >= 0)
> + for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
> + pdata->spk_fmt[count] = pdm_val[count];
> +
> + ret = of_property_read_u32_array(arizona->dev->of_node,
> + "wlf,spk-mute",
> + pdm_val,
> + ARRAY_SIZE(pdm_val));
> +
> + if (ret >= 0)
> + for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
s/spk_fmt/spk_mute/
> + pdata->spk_mute[count] = pdm_val[count];
> +
> return 0;
> }
>
> --
> 1.9.1
>
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH v3] mfd: arizona: Add DT options for max_channels_clocked and PDM speaker config
@ 2016-09-12 16:53 ` Rob Herring
0 siblings, 0 replies; 6+ messages in thread
From: Rob Herring @ 2016-09-12 16:53 UTC (permalink / raw)
To: Richard Fitzgerald
Cc: lee.jones-QSEj5FYQhm4dnm+yROfE0A,
patches-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E,
devicetree-u79uwXL29TY76Z2rM5mHXA,
linux-kernel-u79uwXL29TY76Z2rM5mHXA
On Mon, Sep 05, 2016 at 12:56:25PM +0100, Richard Fitzgerald wrote:
> This patch adds DT settings for the max_channels_clocked, spk_fmt and
> spk_mute pdata.
>
> Signed-off-by: Richard Fitzgerald <rf-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
> ---
> Documentation/devicetree/bindings/mfd/arizona.txt | 18 ++++++++++++++
> drivers/mfd/arizona-core.c | 30 +++++++++++++++++++++++
> 2 files changed, 48 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt
> index a6e2ea41..8f2e282 100644
> --- a/Documentation/devicetree/bindings/mfd/arizona.txt
> +++ b/Documentation/devicetree/bindings/mfd/arizona.txt
> @@ -85,6 +85,24 @@ Optional properties:
> present, the number of values should be less than or equal to the
> number of inputs, unspecified inputs will use the chip default.
>
> + - wlf,max-channels-clocked : The maximum number of channels to be clocked on
> + each AIF, useful for I2S systems with multiple data lines being mastered.
> + Specify one cell for each AIF to be configured, specify zero for AIFs that
> + should be handled normally.
> + If present, number of cells must be less than or equal to the number of
> + AIFs. If less than the number of AIFs, for cells that have not been
> + specified the corresponding AIFs will be treated as default setting.
> +
> + - wlf,spk-fmt : PDM speaker data format, must contain 2 cells (OUT5 and OUT6).
> + See the datasheet for values.
> + The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
> + wm8998, wm1814)
> +
> + - wlf,spk-mute : PDM speaker mute setting, must contain 2 cells (OUT5 and OUT6).
> + See the datasheet for values.
> + The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
> + wm8998, wm1814)
> +
> - DCVDD-supply, MICVDD-supply : Power supplies, only need to be specified if
> they are being externally supplied. As covered in
> Documentation/devicetree/bindings/regulator/regulator.txt
> diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
> index fa267fa..c621c46 100644
> --- a/drivers/mfd/arizona-core.c
> +++ b/drivers/mfd/arizona-core.c
> @@ -813,6 +813,7 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
> struct property *prop;
> const __be32 *cur;
> u32 val;
> + u32 pdm_val[ARIZONA_MAX_PDM_SPK];
> int ret, i;
> int count = 0;
>
> @@ -869,6 +870,35 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
> count++;
> }
>
> + count = 0;
> + of_property_for_each_u32(arizona->dev->of_node,
> + "wlf,max-channels-clocked",
> + prop, cur, val) {
> + if (count == ARRAY_SIZE(pdata->max_channels_clocked))
> + break;
> +
> + pdata->max_channels_clocked[count] = val;
> + count++;
> + }
> +
> + ret = of_property_read_u32_array(arizona->dev->of_node,
> + "wlf,spk-fmt",
> + pdm_val,
> + ARRAY_SIZE(pdm_val));
Why are you using this intermediate buffer?
> +
> + if (ret >= 0)
> + for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
> + pdata->spk_fmt[count] = pdm_val[count];
> +
> + ret = of_property_read_u32_array(arizona->dev->of_node,
> + "wlf,spk-mute",
> + pdm_val,
> + ARRAY_SIZE(pdm_val));
> +
> + if (ret >= 0)
> + for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
s/spk_fmt/spk_mute/
> + pdata->spk_mute[count] = pdm_val[count];
> +
> return 0;
> }
>
> --
> 1.9.1
>
--
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^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH v3] mfd: arizona: Add DT options for max_channels_clocked and PDM speaker config
2016-09-12 16:53 ` Rob Herring
@ 2016-09-13 8:54 ` Richard Fitzgerald
-1 siblings, 0 replies; 6+ messages in thread
From: Richard Fitzgerald @ 2016-09-13 8:54 UTC (permalink / raw)
To: Rob Herring; +Cc: lee.jones, patches, devicetree, linux-kernel
On Mon, 2016-09-12 at 11:53 -0500, Rob Herring wrote:
> On Mon, Sep 05, 2016 at 12:56:25PM +0100, Richard Fitzgerald wrote:
> > This patch adds DT settings for the max_channels_clocked, spk_fmt and
> > spk_mute pdata.
> >
> > Signed-off-by: Richard Fitzgerald <rf@opensource.wolfsonmicro.com>
> > ---
> > Documentation/devicetree/bindings/mfd/arizona.txt | 18 ++++++++++++++
> > drivers/mfd/arizona-core.c | 30 +++++++++++++++++++++++
> > 2 files changed, 48 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt
> > index a6e2ea41..8f2e282 100644
> > --- a/Documentation/devicetree/bindings/mfd/arizona.txt
> > +++ b/Documentation/devicetree/bindings/mfd/arizona.txt
> > @@ -85,6 +85,24 @@ Optional properties:
> > present, the number of values should be less than or equal to the
> > number of inputs, unspecified inputs will use the chip default.
> >
> > + - wlf,max-channels-clocked : The maximum number of channels to be clocked on
> > + each AIF, useful for I2S systems with multiple data lines being mastered.
> > + Specify one cell for each AIF to be configured, specify zero for AIFs that
> > + should be handled normally.
> > + If present, number of cells must be less than or equal to the number of
> > + AIFs. If less than the number of AIFs, for cells that have not been
> > + specified the corresponding AIFs will be treated as default setting.
> > +
> > + - wlf,spk-fmt : PDM speaker data format, must contain 2 cells (OUT5 and OUT6).
> > + See the datasheet for values.
> > + The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
> > + wm8998, wm1814)
> > +
> > + - wlf,spk-mute : PDM speaker mute setting, must contain 2 cells (OUT5 and OUT6).
> > + See the datasheet for values.
> > + The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
> > + wm8998, wm1814)
> > +
> > - DCVDD-supply, MICVDD-supply : Power supplies, only need to be specified if
> > they are being externally supplied. As covered in
> > Documentation/devicetree/bindings/regulator/regulator.txt
> > diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
> > index fa267fa..c621c46 100644
> > --- a/drivers/mfd/arizona-core.c
> > +++ b/drivers/mfd/arizona-core.c
> > @@ -813,6 +813,7 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
> > struct property *prop;
> > const __be32 *cur;
> > u32 val;
> > + u32 pdm_val[ARIZONA_MAX_PDM_SPK];
> > int ret, i;
> > int count = 0;
> >
> > @@ -869,6 +870,35 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
> > count++;
> > }
> >
> > + count = 0;
> > + of_property_for_each_u32(arizona->dev->of_node,
> > + "wlf,max-channels-clocked",
> > + prop, cur, val) {
> > + if (count == ARRAY_SIZE(pdata->max_channels_clocked))
> > + break;
> > +
> > + pdata->max_channels_clocked[count] = val;
> > + count++;
> > + }
> > +
> > + ret = of_property_read_u32_array(arizona->dev->of_node,
> > + "wlf,spk-fmt",
> > + pdm_val,
> > + ARRAY_SIZE(pdm_val));
>
> Why are you using this intermediate buffer?
>
Because targets are not u32
> > +
> > + if (ret >= 0)
> > + for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
> > + pdata->spk_fmt[count] = pdm_val[count];
> > +
> > + ret = of_property_read_u32_array(arizona->dev->of_node,
> > + "wlf,spk-mute",
> > + pdm_val,
> > + ARRAY_SIZE(pdm_val));
> > +
> > + if (ret >= 0)
> > + for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
>
> s/spk_fmt/spk_mute/
>
Damn!, I read and re-read and re-re-read that code so many times to make
sure I had the right names
> > + pdata->spk_mute[count] = pdm_val[count];
> > +
> > return 0;
> > }
> >
> > --
> > 1.9.1
> >
^ permalink raw reply [flat|nested] 6+ messages in thread
* Re: [PATCH v3] mfd: arizona: Add DT options for max_channels_clocked and PDM speaker config
@ 2016-09-13 8:54 ` Richard Fitzgerald
0 siblings, 0 replies; 6+ messages in thread
From: Richard Fitzgerald @ 2016-09-13 8:54 UTC (permalink / raw)
To: Rob Herring
Cc: lee.jones-QSEj5FYQhm4dnm+yROfE0A,
patches-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E,
devicetree-u79uwXL29TY76Z2rM5mHXA,
linux-kernel-u79uwXL29TY76Z2rM5mHXA
On Mon, 2016-09-12 at 11:53 -0500, Rob Herring wrote:
> On Mon, Sep 05, 2016 at 12:56:25PM +0100, Richard Fitzgerald wrote:
> > This patch adds DT settings for the max_channels_clocked, spk_fmt and
> > spk_mute pdata.
> >
> > Signed-off-by: Richard Fitzgerald <rf-yzvPICuk2AATkU/dhu1WVueM+bqZidxxQQ4Iyu8u01E@public.gmane.org>
> > ---
> > Documentation/devicetree/bindings/mfd/arizona.txt | 18 ++++++++++++++
> > drivers/mfd/arizona-core.c | 30 +++++++++++++++++++++++
> > 2 files changed, 48 insertions(+)
> >
> > diff --git a/Documentation/devicetree/bindings/mfd/arizona.txt b/Documentation/devicetree/bindings/mfd/arizona.txt
> > index a6e2ea41..8f2e282 100644
> > --- a/Documentation/devicetree/bindings/mfd/arizona.txt
> > +++ b/Documentation/devicetree/bindings/mfd/arizona.txt
> > @@ -85,6 +85,24 @@ Optional properties:
> > present, the number of values should be less than or equal to the
> > number of inputs, unspecified inputs will use the chip default.
> >
> > + - wlf,max-channels-clocked : The maximum number of channels to be clocked on
> > + each AIF, useful for I2S systems with multiple data lines being mastered.
> > + Specify one cell for each AIF to be configured, specify zero for AIFs that
> > + should be handled normally.
> > + If present, number of cells must be less than or equal to the number of
> > + AIFs. If less than the number of AIFs, for cells that have not been
> > + specified the corresponding AIFs will be treated as default setting.
> > +
> > + - wlf,spk-fmt : PDM speaker data format, must contain 2 cells (OUT5 and OUT6).
> > + See the datasheet for values.
> > + The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
> > + wm8998, wm1814)
> > +
> > + - wlf,spk-mute : PDM speaker mute setting, must contain 2 cells (OUT5 and OUT6).
> > + See the datasheet for values.
> > + The second cell is ignored for codecs that do not have OUT6 (wm5102, wm8997,
> > + wm8998, wm1814)
> > +
> > - DCVDD-supply, MICVDD-supply : Power supplies, only need to be specified if
> > they are being externally supplied. As covered in
> > Documentation/devicetree/bindings/regulator/regulator.txt
> > diff --git a/drivers/mfd/arizona-core.c b/drivers/mfd/arizona-core.c
> > index fa267fa..c621c46 100644
> > --- a/drivers/mfd/arizona-core.c
> > +++ b/drivers/mfd/arizona-core.c
> > @@ -813,6 +813,7 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
> > struct property *prop;
> > const __be32 *cur;
> > u32 val;
> > + u32 pdm_val[ARIZONA_MAX_PDM_SPK];
> > int ret, i;
> > int count = 0;
> >
> > @@ -869,6 +870,35 @@ static int arizona_of_get_core_pdata(struct arizona *arizona)
> > count++;
> > }
> >
> > + count = 0;
> > + of_property_for_each_u32(arizona->dev->of_node,
> > + "wlf,max-channels-clocked",
> > + prop, cur, val) {
> > + if (count == ARRAY_SIZE(pdata->max_channels_clocked))
> > + break;
> > +
> > + pdata->max_channels_clocked[count] = val;
> > + count++;
> > + }
> > +
> > + ret = of_property_read_u32_array(arizona->dev->of_node,
> > + "wlf,spk-fmt",
> > + pdm_val,
> > + ARRAY_SIZE(pdm_val));
>
> Why are you using this intermediate buffer?
>
Because targets are not u32
> > +
> > + if (ret >= 0)
> > + for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
> > + pdata->spk_fmt[count] = pdm_val[count];
> > +
> > + ret = of_property_read_u32_array(arizona->dev->of_node,
> > + "wlf,spk-mute",
> > + pdm_val,
> > + ARRAY_SIZE(pdm_val));
> > +
> > + if (ret >= 0)
> > + for (count = 0; count < ARRAY_SIZE(pdata->spk_fmt); ++count)
>
> s/spk_fmt/spk_mute/
>
Damn!, I read and re-read and re-re-read that code so many times to make
sure I had the right names
> > + pdata->spk_mute[count] = pdm_val[count];
> > +
> > return 0;
> > }
> >
> > --
> > 1.9.1
> >
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^ permalink raw reply [flat|nested] 6+ messages in thread
end of thread, other threads:[~2016-09-13 8:54 UTC | newest]
Thread overview: 6+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2016-09-05 11:56 [PATCH v3] mfd: arizona: Add DT options for max_channels_clocked and PDM speaker config Richard Fitzgerald
2016-09-05 11:56 ` Richard Fitzgerald
2016-09-12 16:53 ` Rob Herring
2016-09-12 16:53 ` Rob Herring
2016-09-13 8:54 ` Richard Fitzgerald
2016-09-13 8:54 ` Richard Fitzgerald
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