[v2] spi: add support for Amlogic A9

[PATCH v2 0/4] spi: add support for Amlogic A9

Xianwei Zhao via B4 Relay posted 4 patches 22 hours ago

Diff against v1
Download series mbox

.../devicetree/bindings/spi/amlogic,a4-spisg.yaml  | 38 ++++++++-
drivers/spi/spi-amlogic-spisg.c                    | 90 +++++++++++++++++++---
2 files changed, 113 insertions(+), 15 deletions(-)

Expand all Fold all

[PATCH v2 0/4] spi: add support for Amlogic A9

Posted by Xianwei Zhao via B4 Relay 22 hours ago

Add bindings for A9 with some features, and driver for A9 base on A4.

Fix the incorrect keep_ss of the last descriptor.

Signed-off-by: Xianwei Zhao <xianwei.zhao@amlogic.com>
---
Changes in v2:
- Move the added properties defined to top-level and then reestrict them  in bindings.
- Fix some pre-exiting bug reported by Sashiko AI review that as a separate submission.
- Limit the value that will be writed to CFG_CS_HOLD.
- Link to v1: https://lore.kernel.org/r/20260717-a9-spisg-v1-0-2eeea77be19f@amlogic.com

---
Sunny Luo (1):
      spi: amlogic: spisg: Fix the incorrect keep_ss of the last descriptor

Xianwei Zhao (3):
      spi: dt-bindings: amlogic: spisg: Document A9-specific properties
      spi: amlogic: spisg: Fix transfer size limit and timeout handling
      spi: amlogic: spisg: Add support for A9 controller features

 .../devicetree/bindings/spi/amlogic,a4-spisg.yaml  | 38 ++++++++-
 drivers/spi/spi-amlogic-spisg.c                    | 90 +++++++++++++++++++---
 2 files changed, 113 insertions(+), 15 deletions(-)
---
base-commit: d0b5dd16226814e5c73ba8daf88d3d91c990a38f
change-id: 20260715-a9-spisg-f19ce0403a50

Best regards,
-- 
Xianwei Zhao <xianwei.zhao@amlogic.com>