[0/7] watchdog: s3c2410: Add Exynos850 support

Message

Sam Protsenko Oct. 28, 2021, 6:35 p.m. UTC

Exynos850 WDT IP-core differs a bit from existing platforms:
  - Another set of PMU registers
  - Separate WDT instance for each CPU cluster, having different PMU
    registers/bits
  - Source clock is different from PCLK

Implement all missing features above and enable Exynos850 WDT support.

Sam Protsenko (7):
  dt-bindings: watchdog: Require samsung,syscon-phandle for Exynos7
  dt-bindings: watchdog: Document Exynos850 watchdog bindings
  watchdog: s3c2410: Make reset disable optional
  watchdog: s3c2410: Add support for WDT counter enable
  watchdog: s3c2410: Introduce separate source clock
  watchdog: s3c2410: Add Exynos850 support
  watchdog: s3c2410: Let kernel kick watchdog

 .../bindings/watchdog/samsung-wdt.yaml        |  17 +-
 drivers/watchdog/s3c2410_wdt.c                | 215 ++++++++++++++----
 2 files changed, 190 insertions(+), 42 deletions(-)