[PATCH v7 05/10] mfd: bcm590xx: Add support for multiple device types + BCM59054 compatible

Lee Jones lee at kernel.org
Fri Apr 4 08:38:54 PDT 2025


On Sun, 16 Mar 2025, Artur Weber wrote:

> The BCM59054 is another chip from the BCM590xx line of PMUs, commonly
> used on devices with the BCM21664/BCM23550 chipsets.
> 
> Prepare the BCM590xx driver for supporting other devices by adding the
> PMUID register values for supported chip types and store them in the
> MFD data struct as "pmu_id". (These will be checked against the actual
> PMUID register values in a later commit.)
> 
> Then, add a DT compatible for the BCM59054, and provide the PMU ID as
> OF match data.
> 
> Signed-off-by: Artur Weber <aweber.kernel at gmail.com>
> ---
> Changes in v6:
> - Move PMUID value to MFD header
> - Use PMUID value as OF data/device type value
> - Add bcm59054 to I2C ID table
> 
> Changes in v4:
> - Rewrite commit message description
> - Rename "device_type" member to "dev_type"
> - Drop awkward line break to fit function call
> - Add PMU ID/revision parsing function
> 
> Changes in v3:
> - Fix compilation warning about device_type pointer cast type
> - Name the device types enum and use it as the type in the MFD struct
> ---
>  drivers/mfd/bcm590xx.c       | 12 +++++++++++-
>  include/linux/mfd/bcm590xx.h |  7 +++++++
>  2 files changed, 18 insertions(+), 1 deletion(-)

Looks like the Regulator changes depend on this.

Let me know when they're ready to go.

-- 
Lee Jones [李琼斯]



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