Re: [PATCH 1/5] pinctrl: baytrail: Add pinconf group + function for the pmu_clk

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On Wed, Feb 23, 2022 at 02:31:49PM +0100, Hans de Goede wrote:
> On the Lenovo Yoga Tablet 2 830 / 1050 / 1051 models the 32KHz PMU clk,
> which can be muxed externally to SUS pin 5 and/or 6 is used as a clock
> for the audio codec.
> 
> On the 830 and 1050 models, with ship with Android as factory OS the
> pin-muxing for this is not setup by the BIOS.
> 
> Add a pinconf group + function for the pmu_clk on SUS pin 5 and 6 to
> allow setting the pinmux up from within the x86-android-tablets
> platform code.

With nit-pick addressed,
Reviewed-by: Andy Shevchenko <andriy.shevchenko@xxxxxxxxxxxxxxx>

> Signed-off-by: Hans de Goede <hdegoede@xxxxxxxxxx>
> ---
>  drivers/pinctrl/intel/pinctrl-baytrail.c | 9 +++++++++
>  1 file changed, 9 insertions(+)
> 
> diff --git a/drivers/pinctrl/intel/pinctrl-baytrail.c b/drivers/pinctrl/intel/pinctrl-baytrail.c
> index 7ae71152b480..fec888c1cd05 100644
> --- a/drivers/pinctrl/intel/pinctrl-baytrail.c
> +++ b/drivers/pinctrl/intel/pinctrl-baytrail.c
> @@ -444,6 +444,9 @@ static const unsigned int byt_sus_pcu_spi_pins[] = { 21 };
>  static const unsigned int byt_sus_pcu_spi_mode_values[] = { 0 };
>  static const unsigned int byt_sus_pcu_spi_gpio_mode_values[] = { 1 };
>  
> +static const unsigned int byt_sus_pmu_clk1_pins[] = { 5 };
> +static const unsigned int byt_sus_pmu_clk2_pins[] = { 6 };
> +
>  static const struct intel_pingroup byt_sus_groups[] = {
>  	PIN_GROUP("usb_oc_grp", byt_sus_usb_over_current_pins, byt_sus_usb_over_current_mode_values),
>  	PIN_GROUP("usb_ulpi_grp", byt_sus_usb_ulpi_pins, byt_sus_usb_ulpi_mode_values),
> @@ -451,20 +454,26 @@ static const struct intel_pingroup byt_sus_groups[] = {
>  	PIN_GROUP("usb_oc_grp_gpio", byt_sus_usb_over_current_pins, byt_sus_usb_over_current_gpio_mode_values),
>  	PIN_GROUP("usb_ulpi_grp_gpio", byt_sus_usb_ulpi_pins, byt_sus_usb_ulpi_gpio_mode_values),
>  	PIN_GROUP("pcu_spi_grp_gpio", byt_sus_pcu_spi_pins, byt_sus_pcu_spi_gpio_mode_values),
> +	PIN_GROUP("pmu_clk1_grp", byt_sus_pmu_clk1_pins, 1),
> +	PIN_GROUP("pmu_clk2_grp", byt_sus_pmu_clk2_pins, 1),
>  };
>  
>  static const char * const byt_sus_usb_groups[] = {
>  	"usb_oc_grp", "usb_ulpi_grp",
>  };
>  static const char * const byt_sus_spi_groups[] = { "pcu_spi_grp" };
> +static const char * const byt_sus_pmu_clk_groups[] = {
> +	"pmu_clk1_grp", "pmu_clk2_grp" };

}; on new line.

>  static const char * const byt_sus_gpio_groups[] = {
>  	"usb_oc_grp_gpio", "usb_ulpi_grp_gpio", "pcu_spi_grp_gpio",
> +	"pmu_clk1_grp", "pmu_clk2_grp",
>  };
>  
>  static const struct intel_function byt_sus_functions[] = {
>  	FUNCTION("usb", byt_sus_usb_groups),
>  	FUNCTION("spi", byt_sus_spi_groups),
>  	FUNCTION("gpio", byt_sus_gpio_groups),
> +	FUNCTION("pmu_clk", byt_sus_pmu_clk_groups),
>  };
>  
>  static const struct intel_community byt_sus_communities[] = {
> -- 
> 2.35.1
> 

-- 
With Best Regards,
Andy Shevchenko





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