linux-kernel - Re: [PATCH 3/3] platform/x86: serial-multi-instantiate: Add support for CS35L54 and CS35L57

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Message-ID: <ea3c3230-cdf1-c41f-47fd-8b47667f7c5c@linux.intel.com>
Date: Fri, 8 Mar 2024 16:15:08 +0200 (EET)
From: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>
To: Richard Fitzgerald <rf@...nsource.cirrus.com>
cc: broonie@...nel.org, tiwai@...e.com, Hans de Goede <hdegoede@...hat.com>, 
    lenb@...nel.org, "Rafael J. Wysocki" <rafael@...nel.org>, 
    linux-sound@...r.kernel.org, alsa-devel@...a-project.org, 
    LKML <linux-kernel@...r.kernel.org>, patches@...nsource.cirrus.com, 
    platform-driver-x86@...r.kernel.org, linux-acpi@...r.kernel.org, 
    Simon Trimmer <simont@...nsource.cirrus.com>
Subject: Re: [PATCH 3/3] platform/x86: serial-multi-instantiate: Add support
 for CS35L54 and CS35L57

On Fri, 8 Mar 2024, Richard Fitzgerald wrote:

> From: Simon Trimmer <simont@...nsource.cirrus.com>
> 
> Add the ACPI HIDs and smi_node descriptions for the CS35L54 and CS35L57
> Boosted Smart Amplifiers.
> 
> Signed-off-by: Simon Trimmer <simont@...nsource.cirrus.com>
> Signed-off-by: Richard Fitzgerald <rf@...nsource.cirrus.com>
> ---
> This patch doesn't have any build dependencies on the ASOC/HDA code so
> can be take separately.

Acked-by: Ilpo Järvinen <ilpo.jarvinen@...ux.intel.com>

-- 
 i.

> ---
>  drivers/acpi/scan.c                           |  2 ++
>  .../platform/x86/serial-multi-instantiate.c   | 28 +++++++++++++++++++
>  2 files changed, 30 insertions(+)
> 
> diff --git a/drivers/acpi/scan.c b/drivers/acpi/scan.c
> index e6ed1ba91e5c..091c501bed1f 100644
> --- a/drivers/acpi/scan.c
> +++ b/drivers/acpi/scan.c
> @@ -1725,7 +1725,9 @@ static bool acpi_device_enumeration_by_parent(struct acpi_device *device)
>  		{"BSG1160", },
>  		{"BSG2150", },
>  		{"CSC3551", },
> +		{"CSC3554", },
>  		{"CSC3556", },
> +		{"CSC3557", },
>  		{"INT33FE", },
>  		{"INT3515", },
>  		/* Non-conforming _HID for Cirrus Logic already released */
> diff --git a/drivers/platform/x86/serial-multi-instantiate.c b/drivers/platform/x86/serial-multi-instantiate.c
> index 8158e3cf5d6d..97b9c6392230 100644
> --- a/drivers/platform/x86/serial-multi-instantiate.c
> +++ b/drivers/platform/x86/serial-multi-instantiate.c
> @@ -329,6 +329,19 @@ static const struct smi_node cs35l41_hda = {
>  	.bus_type = SMI_AUTO_DETECT,
>  };
>  
> +static const struct smi_node cs35l54_hda = {
> +	.instances = {
> +		{ "cs35l54-hda", IRQ_RESOURCE_AUTO, 0 },
> +		{ "cs35l54-hda", IRQ_RESOURCE_AUTO, 0 },
> +		{ "cs35l54-hda", IRQ_RESOURCE_AUTO, 0 },
> +		{ "cs35l54-hda", IRQ_RESOURCE_AUTO, 0 },
> +		/* a 5th entry is an alias address, not a real device */
> +		{ "cs35l54-hda_dummy_dev" },
> +		{}
> +	},
> +	.bus_type = SMI_AUTO_DETECT,
> +};
> +
>  static const struct smi_node cs35l56_hda = {
>  	.instances = {
>  		{ "cs35l56-hda", IRQ_RESOURCE_AUTO, 0 },
> @@ -342,6 +355,19 @@ static const struct smi_node cs35l56_hda = {
>  	.bus_type = SMI_AUTO_DETECT,
>  };
>  
> +static const struct smi_node cs35l57_hda = {
> +	.instances = {
> +		{ "cs35l57-hda", IRQ_RESOURCE_AUTO, 0 },
> +		{ "cs35l57-hda", IRQ_RESOURCE_AUTO, 0 },
> +		{ "cs35l57-hda", IRQ_RESOURCE_AUTO, 0 },
> +		{ "cs35l57-hda", IRQ_RESOURCE_AUTO, 0 },
> +		/* a 5th entry is an alias address, not a real device */
> +		{ "cs35l57-hda_dummy_dev" },
> +		{}
> +	},
> +	.bus_type = SMI_AUTO_DETECT,
> +};
> +
>  /*
>   * Note new device-ids must also be added to ignore_serial_bus_ids in
>   * drivers/acpi/scan.c: acpi_device_enumeration_by_parent().
> @@ -350,7 +376,9 @@ static const struct acpi_device_id smi_acpi_ids[] = {
>  	{ "BSG1160", (unsigned long)&bsg1160_data },
>  	{ "BSG2150", (unsigned long)&bsg2150_data },
>  	{ "CSC3551", (unsigned long)&cs35l41_hda },
> +	{ "CSC3554", (unsigned long)&cs35l54_hda },
>  	{ "CSC3556", (unsigned long)&cs35l56_hda },
> +	{ "CSC3557", (unsigned long)&cs35l57_hda },
>  	{ "INT3515", (unsigned long)&int3515_data },
>  	/* Non-conforming _HID for Cirrus Logic already released */
>  	{ "CLSA0100", (unsigned long)&cs35l41_hda },
>