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SubjectRe: [PATCH v3 1/3] firmware: xilinx: Add pinctrl support
Hi,

2021年3月1日(月) 16:07 Michal Simek <monstr@monstr.eu>:
>
> Hi Noburiho,
>
> On 2/28/21 1:17 AM, Nobuhiro Iwamatsu wrote:
> > Hi,
> >
> > 2021年2月12日(金) 21:10 Sai Krishna Potthuri
> > <lakshmi.sai.krishna.potthuri@xilinx.com>:
> >>
> >> Adding pinctrl support to query platform specific information (pins)
> >> from firmware.
> >>
> >> Signed-off-by: Sai Krishna Potthuri <lakshmi.sai.krishna.potthuri@xilinx.com>
> >> Acked-by: Michal Simek <michal.simek@xilinx.com>
> >> ---
> >> drivers/firmware/xilinx/zynqmp.c | 114 +++++++++++++++++++++++++++
> >> include/linux/firmware/xlnx-zynqmp.h | 90 +++++++++++++++++++++
> >> 2 files changed, 204 insertions(+)
> >>
> >> diff --git a/drivers/firmware/xilinx/zynqmp.c b/drivers/firmware/xilinx/zynqmp.c
> >> index efb8a66efc68..299c3d5a9ebd 100644
> >> --- a/drivers/firmware/xilinx/zynqmp.c
> >> +++ b/drivers/firmware/xilinx/zynqmp.c
> >> @@ -784,6 +784,120 @@ int zynqmp_pm_fpga_get_status(u32 *value)
> >> }
> >> EXPORT_SYMBOL_GPL(zynqmp_pm_fpga_get_status);
> >>
> >
> > <snip>
> >
> >> @@ -125,6 +131,12 @@ enum pm_query_id {
> >> PM_QID_CLOCK_GET_FIXEDFACTOR_PARAMS,
> >> PM_QID_CLOCK_GET_PARENTS,
> >> PM_QID_CLOCK_GET_ATTRIBUTES,
> >> + PM_QID_PINCTRL_GET_NUM_PINS = 6,
> >> + PM_QID_PINCTRL_GET_NUM_FUNCTIONS = 7,
> >> + PM_QID_PINCTRL_GET_NUM_FUNCTION_GROUPS = 8,
> >> + PM_QID_PINCTRL_GET_FUNCTION_NAME = 9,
> >> + PM_QID_PINCTRL_GET_FUNCTION_GROUPS = 10,
> >> + PM_QID_PINCTRL_GET_PIN_GROUPS = 11,
> >
> > These do not have to have values, Because PM_QID_INVALID is 0.
> >
> >> PM_QID_CLOCK_GET_NUM_CLOCKS = 12,
> >
> > And you can drop value from this.
>
> Please take a look at
> https://git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git/commit/include/linux/firmware/xlnx-zynqmp.h?h=v5.12-rc1&id=1077d4367ab3b97f6db2f66c87289af863652215
>
> We are using explicit values as was recommended by Greg.

Oh, sorry.
I didn't see this comment. Thank you for this information.

>
> Thanks,
> Michal
>

Best regards,
Nobuhiro


--
Nobuhiro Iwamatsu
iwamatsu at {nigauri.org / debian.org}
GPG ID: 40AD1FA6

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