Re: [Patch v3 0/6] GSBI CRCI Autoconfiguration Support

From: Kumar Gala
Date: Tue Feb 10 2015 - 12:57:45 EST



On Feb 9, 2015, at 4:01 PM, Andy Gross <agross@xxxxxxxxxxxxxx> wrote:

> This patch set adds support for automatic configuration of GSBI DMA CRCI values.
>
> DMA operations require that the ADM CRCI mux values be properly configured in
> the TCSR (Top Control and Status Register) block. During probing of a GSBI
> device, the client mode must be declared and this can be used to lookup the
> correct TCSR ADM CRCI MUX settings and then program them so that they are
> correct before any clients are populated.
>
> These patches add the TCSR as a syscon device and that allows the GSBI to
> access and manipulate the ADM CRCI MUX registers to correctly configure the
> values based on the GSBI port configuration.
>
> Changes since v2:
> - Use cell-index instead of alias to denote GSBI instance
>
> Changes since v1:
> - Fixed various review comments
>
> Andy Gross (6):
> soc: qcom: gsbi: Add support for ADM CRCI muxing
> mfd: qcom,tcsr: Add device tree binding for TCSR
> ARM: DT: apq8064: Add TCSR support
> ARM: DT: ipq8064: Add TCSR support
> ARM: DT: msm8660: Add TCSR support
> ARM: DT: msm8960: Add TCSR support
>
> .../devicetree/bindings/mfd/qcom,tcsr.txt | 22 +++
> .../devicetree/bindings/soc/qcom/qcom,gsbi.txt | 14 +-
> arch/arm/boot/dts/qcom-apq8064.dtsi | 14 ++
> arch/arm/boot/dts/qcom-ipq8064.dtsi | 14 ++
> arch/arm/boot/dts/qcom-msm8660.dtsi | 8 ++
> arch/arm/boot/dts/qcom-msm8960.dtsi | 8 ++
> drivers/soc/qcom/Kconfig | 1 +
> drivers/soc/qcom/qcom_gsbi.c | 152 ++++++++++++++++++++
> 8 files changed, 232 insertions(+), 1 deletion(-)
> create mode 100644 Documentation/devicetree/bindings/mfd/qcom,tcsr.txt

Series looks good, do we need a qcom_defconfig update to enable anything new for this?

- k

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