[PATCH v3 0/2] Add StarFive's JH8100 StarLink Cache Controller

From: Joshua Yeong
Date: Wed Apr 24 2024 - 04:14:08 EST


StarFive's JH8100 StarLink Cache Controller flush/invalidates cache using non-
conventional RISC-V Zicbom extension instructions. This driver provides the
cache handling on StarFive RISC-V SoC.

Changes in v3:
- Fix code syntax
- Link to v2: https://lore.kernel.org/all/20240423072639.143450-1-joshua.yeong@xxxxxxxxxxxxxxxx/

Changes in v2:
- Change patch title from 'Add StarFive's StarLink-500 Cache Controller'
- Remove StarFive alternative from errata framework
- Fixes warning from https://lore.kernel.org/oe-kbuild-all/202403151625.boKDjHGr-lkp@xxxxxxxxx/
- Flush completion through atomic timeout function
- Link to v1: https://lore.kernel.org/lkml/20240314061205.26143-1-joshua.yeong@xxxxxxxxxxxxxxxx/

Joshua Yeong (2):
cache: Add StarFive StarLink cache management for StarFive JH8100
dt-bindings: cache: Add docs for StarFive Starlink cache controller

.../cache/starfive,jh8100-starlink-cache.yaml | 66 +++++++++
drivers/cache/Kconfig | 9 ++
drivers/cache/Makefile | 5 +-
drivers/cache/starfive_starlink_cache.c | 135 ++++++++++++++++++
4 files changed, 213 insertions(+), 2 deletions(-)
create mode 100644 Documentation/devicetree/bindings/cache/starfive,jh8100-starlink-cache.yaml
create mode 100644 drivers/cache/starfive_starlink_cache.c

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2.25.1