[PATCH v2 00/10] power: reset: at91-reset: add support for sama7g5

From: Claudiu Beznea
Date: Thu Apr 07 2022 - 03:15:14 EST


Hi,

The series adds reset controller support for SAMA7G5 SoCs. Compared with
previous version the reset controller embedded on SAMA7G5 is able to
reset individual on SoC devices (e.g. USB PHY controllers).

Among with this I took the change and converted reset controller
bindings to YAML (patch 2/8) and adapt reset controller nodes in
device tree files to comply with DT specifications (patch 1/8).

Thank you,
Claudiu Beznea

Changes in v2:
- added patches 5/10 and 10/10
- in patch 2/10 use my microchip email address
- in patch 4/10 added "SAMA7G5_" in front of macros to cope with file
naming and used (GPL-2.0-only OR BSD-2-Clause)
- in patch 6/10 documented the structure's members
- in patch 7/10:
- protect access to reset->dev_base with spin lock
- check for valid values of reset_spec->args[0] in
at91_reset_of_xlate()
- s/if (IS_ERR(reset->rstc_base))/if (IS_ERR(reset->dev_base))
- include dt-bindings/reset/sama7g5-reset.h
- document new added structure's members

Claudiu Beznea (10):
ARM: dts: at91: use generic name for reset controller
dt-bindings: reset: convert Atmel/Microchip reset controller to YAML
dt-bindings: reset: atmel,at91sam9260-reset: add sama7g5 bindings
dt-bindings: reset: add sama7g5 definitions
power: reset: at91-reset: document structures and enums
power: reset: at91-reset: add at91_reset_data
power: reset: at91-reset: add reset_controller_dev support
power: reset: at91-reset: add support for SAMA7G5
ARM: dts: at91: sama7g5: add reset-controller node
ARM: configs: sama7: enable CONFIG_RESET_CONTROLLER

.../devicetree/bindings/arm/atmel-sysregs.txt | 15 --
.../reset/atmel,at91sam9260-reset.yaml | 68 +++++++
arch/arm/boot/dts/at91sam9260.dtsi | 2 +-
arch/arm/boot/dts/at91sam9261.dtsi | 2 +-
arch/arm/boot/dts/at91sam9263.dtsi | 2 +-
arch/arm/boot/dts/at91sam9g45.dtsi | 2 +-
arch/arm/boot/dts/at91sam9n12.dtsi | 2 +-
arch/arm/boot/dts/at91sam9rl.dtsi | 2 +-
arch/arm/boot/dts/at91sam9x5.dtsi | 2 +-
arch/arm/boot/dts/sam9x60.dtsi | 2 +-
arch/arm/boot/dts/sama5d2.dtsi | 2 +-
arch/arm/boot/dts/sama5d3.dtsi | 2 +-
arch/arm/boot/dts/sama5d4.dtsi | 2 +-
arch/arm/boot/dts/sama7g5.dtsi | 7 +
arch/arm/configs/sama7_defconfig | 1 +
drivers/power/reset/at91-reset.c | 174 ++++++++++++++++--
include/dt-bindings/reset/sama7g5-reset.h | 10 +
17 files changed, 258 insertions(+), 39 deletions(-)
create mode 100644 Documentation/devicetree/bindings/reset/atmel,at91sam9260-reset.yaml
create mode 100644 include/dt-bindings/reset/sama7g5-reset.h

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2.32.0