Qualcomm SAR2130P is one of the platforms which require 4-byte reads when accessing the QFPROM data. Fix several omission in the NVMEM core, rework the QFPROM driver to use readl() instead of readb() and finally add compatible string for the QFPROM as present on the Qualcomm SAR2130P. Signed-off-by: Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx> --- Changes in v3: - Reworked the qfprom driver to specify stride and word size (Srinivas) - Link to v2: https://lore.kernel.org/r/20241027-sar2130p-nvmem-v2-0-743c1271bf2d@xxxxxxxxxx Changes in v2: - Picked up required patch from QCLinux. - Link to v1: https://lore.kernel.org/r/20241017-sar2130p-nvmem-v1-1-6cc32789afc6@xxxxxxxxxx --- Dmitry Baryshkov (5): nvmem: core: fix bit offsets of more than one byte nvmem: core: verify cell's raw_len nvmem: core: update raw_len if the bit reading is required nvmem: qfprom: switch to 4-byte aligned reads dt-bindings: nvmem: qcom,qfprom: Add SAR2130P compatible .../devicetree/bindings/nvmem/qcom,qfprom.yaml | 1 + drivers/nvmem/core.c | 36 +++++++++++++++++----- drivers/nvmem/qfprom.c | 26 ++++++++++++---- 3 files changed, 49 insertions(+), 14 deletions(-) --- base-commit: f8bde2c106663ee2398a16bf6500f1cc8f5cf64e change-id: 20241017-sar2130p-nvmem-5f856d99bbb7 Best regards, -- Dmitry Baryshkov <dmitry.baryshkov@xxxxxxxxxx>
