[0/2] Add cpuidle driver for Sunplus SP7021

Message

Edwin Chiu Nov. 8, 2021, 7:55 a.m. UTC

This is a patch series for cpuidle driver for Sunplus SP7021 SoC.

Sunplus SP7021 is an ARM Cortex A7 (4 cores) based SoC. It integrates
many peripherals (ex: UART, I2C, SPI, SDIO, eMMC, USB, SD card and 
etc.) into a single chip. It is designed for industrial control.

Refer to:
https://sunplus-tibbo.atlassian.net/wiki/spaces/doc/overview
https://tibbo.com/store/plus1.html

Edwin chiu (2):
  dt-bingings:arm:sunplus:add sp7021 compatible string to
    sunplus,idle-state.yaml
  cpuidle:sunplus:create cpuidle driver for sunplus sp7021

 .../bindings/arm/sunplus/sunplus,idle-state.yaml   |  55 ++++++
 MAINTAINERS                                        |   9 +
 drivers/cpuidle/Kconfig.arm                        |   7 +
 drivers/cpuidle/Makefile                           |   1 +
 drivers/cpuidle/cpuidle-sunplus.c                  | 185 +++++++++++++++++++++
 include/linux/platform_data/cpuidle-sunplus.h      |  14 ++
 6 files changed, 271 insertions(+)
 create mode 100644 Documentation/devicetree/bindings/arm/sunplus/sunplus,idle-state.yaml
 create mode 100644 drivers/cpuidle/cpuidle-sunplus.c
 create mode 100644 include/linux/platform_data/cpuidle-sunplus.h