[PATCH v3 0/3] Support AM62P silicon revision detection via uniphier-efuse
From: Judith Mendez <jm@ti.com>
Date: 2026-09-10 15:55:50
Also in:
linux-devicetree, lkml
This series adds support for reading AM62P silicon revision from the efuse GP_SW register. The solution reuses the existing uniphier-efuse driver by adding ti,am62p-efuse as a compatible string. The three patches update the devicetree binding to document the new compatible, configure the driver as mandatory builtin for K3 architectures, and extend the driver to support AM62P devices. The uniphier-efuse driver is simple enough to be reused for efuse register reads on the AM62P SoC. Patches have been tested on AM62p SK hardware using SR1.0, SR1.1 and SR1.2 silicon. Changes since v2: - Add Kunihiko's review tag - Update binding to include fallback compatible as per Conor's review [0] Link to v2: https://lore.kernel.org/all/20260902222759.736124-1-jm@ti.com/ (local) Link to rfc: https://lore.kernel.org/all/20260812154442.3379851-1-jm@ti.com/ (local) [0] https://lore.kernel.org/all/aqEuyLac2OGkSYX7@squawk/ (local) Judith Mendez (3): dt-bindings: nvmem: uniphier-efuse: Add ti,am62p-efuse compatible nvmem: uniphier-efuse: Enable for K3 SoCs nvmem: uniphier-efuse: Add ti,am62p-efuse compatible .../devicetree/bindings/nvmem/socionext,uniphier-efuse.yaml | 6 +++++- drivers/nvmem/Kconfig | 3 ++- drivers/nvmem/uniphier-efuse.c | 1 + 3 files changed, 8 insertions(+), 2 deletions(-) -- 2.34.1