On Mon, Feb 14, 2022 at 12:29:47PM +0530, Rohit Agarwal wrote:
> Add support for PLL found in Qualcomm SDX65 platforms which is used to
> provide clock to the Cortex A7 CPU via a mux. This PLL can provide high
> frequency clock to the CPU above 1GHz as compared to the other sources
> like GPLL0.
>
> In this driver, the power domain is attached to the cpudev. This is
> required for CPUFreq functionality and there seems to be no better place
> to do other than this driver (no dedicated CPUFreq driver).
>
> Signed-off-by: Rohit Agarwal <[email protected]>
> ---
> drivers/clk/qcom/Kconfig | 6 +++---
> drivers/clk/qcom/a7-pll.c | 1 +
> 2 files changed, 4 insertions(+), 3 deletions(-)
>
> diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
> index 6cd0634..1904ba1 100644
> --- a/drivers/clk/qcom/Kconfig
> +++ b/drivers/clk/qcom/Kconfig
> @@ -29,11 +29,11 @@ config QCOM_A53PLL
> devices.
>
> config QCOM_A7PLL
> - tristate "SDX55 A7 PLL"
> + tristate "SDX55 like A7 PLL"
A7 PLL driver for SDX55 and SDX65
> help
> - Support for the A7 PLL on SDX55 devices. It provides the CPU with
> + Support for the A7 PLL on SDX55 like devices. It provides the CPU with
> frequencies above 1GHz.
> - Say Y if you want to support higher CPU frequencies on SDX55
> + Say Y if you want to support higher CPU frequencies on SDX55 like
Say Y if you want to support higher CPU frequencies on devices such as SDX55 and
SDX65.
Thanks,
Mani
> devices.
>
> config QCOM_CLK_APCS_MSM8916
> diff --git a/drivers/clk/qcom/a7-pll.c b/drivers/clk/qcom/a7-pll.c
> index c4a53e5..adb2121 100644
> --- a/drivers/clk/qcom/a7-pll.c
> +++ b/drivers/clk/qcom/a7-pll.c
> @@ -84,6 +84,7 @@ static int qcom_a7pll_probe(struct platform_device *pdev)
>
> static const struct of_device_id qcom_a7pll_match_table[] = {
> { .compatible = "qcom,sdx55-a7pll" },
> + { .compatible = "qcom,sdx65-a7pll" },
> { }
> };
> MODULE_DEVICE_TABLE(of, qcom_a7pll_match_table);
> --
> 2.7.4
>
On 2/14/2022 2:12 PM, Manivannan Sadhasivam wrote:
> On Mon, Feb 14, 2022 at 12:29:47PM +0530, Rohit Agarwal wrote:
>> Add support for PLL found in Qualcomm SDX65 platforms which is used to
>> provide clock to the Cortex A7 CPU via a mux. This PLL can provide high
>> frequency clock to the CPU above 1GHz as compared to the other sources
>> like GPLL0.
>>
>> In this driver, the power domain is attached to the cpudev. This is
>> required for CPUFreq functionality and there seems to be no better place
>> to do other than this driver (no dedicated CPUFreq driver).
>>
>> Signed-off-by: Rohit Agarwal <[email protected]>
>> ---
>> drivers/clk/qcom/Kconfig | 6 +++---
>> drivers/clk/qcom/a7-pll.c | 1 +
>> 2 files changed, 4 insertions(+), 3 deletions(-)
>>
>> diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
>> index 6cd0634..1904ba1 100644
>> --- a/drivers/clk/qcom/Kconfig
>> +++ b/drivers/clk/qcom/Kconfig
>> @@ -29,11 +29,11 @@ config QCOM_A53PLL
>> devices.
>>
>> config QCOM_A7PLL
>> - tristate "SDX55 A7 PLL"
>> + tristate "SDX55 like A7 PLL"
> A7 PLL driver for SDX55 and SDX65
Will do.
>
>> help
>> - Support for the A7 PLL on SDX55 devices. It provides the CPU with
>> + Support for the A7 PLL on SDX55 like devices. It provides the CPU with
>> frequencies above 1GHz.
>> - Say Y if you want to support higher CPU frequencies on SDX55
>> + Say Y if you want to support higher CPU frequencies on SDX55 like
> Say Y if you want to support higher CPU frequencies on devices such as SDX55 and
> SDX65.
Will do.
> Thanks,
> Mani
>
>> devices.
>>
>> config QCOM_CLK_APCS_MSM8916
>> diff --git a/drivers/clk/qcom/a7-pll.c b/drivers/clk/qcom/a7-pll.c
>> index c4a53e5..adb2121 100644
>> --- a/drivers/clk/qcom/a7-pll.c
>> +++ b/drivers/clk/qcom/a7-pll.c
>> @@ -84,6 +84,7 @@ static int qcom_a7pll_probe(struct platform_device *pdev)
>>
>> static const struct of_device_id qcom_a7pll_match_table[] = {
>> { .compatible = "qcom,sdx55-a7pll" },
>> + { .compatible = "qcom,sdx65-a7pll" },
>> { }
>> };
>> MODULE_DEVICE_TABLE(of, qcom_a7pll_match_table);
>> --
>> 2.7.4
>>