Re: [PATCH v3 2/2] soc: qcom: Add Qualcomm Ramp Controller driver

From: Dmitry Baryshkov
Date: Wed Nov 16 2022 - 08:46:37 EST


On 15/11/2022 18:45, AngeloGioacchino Del Regno wrote:
The Ramp Controller is used to program the sequence ID for pulse
swallowing, enable sequence and linking sequence IDs for the CPU
cores on some Qualcomm SoCs.

Signed-off-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@xxxxxxxxxxxxx>
---
drivers/soc/qcom/Kconfig | 9 +
drivers/soc/qcom/Makefile | 1 +
drivers/soc/qcom/ramp_controller.c | 331 +++++++++++++++++++++++++++++
3 files changed, 341 insertions(+)
create mode 100644 drivers/soc/qcom/ramp_controller.c


I'd allow myself to re-ask the same questions here:

Generic question. regarding this controller. If it is supposed to work
close to DVCS, etc. Does ramp controller need any programming when
changing speed and/or APC voltage?
Is it necessary to turn ramp on and off during the runtime?

--
With best wishes
Dmitry