linux-kernel - [PATCH v6 0/6] soc: qcom: llcc: Add support for QDU1000/QRU1000

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Message-ID: <20230802091429.20892-1-quic_kbajaj@quicinc.com>
Date:   Wed, 2 Aug 2023 14:44:22 +0530
From:   Komal Bajaj <quic_kbajaj@...cinc.com>
To:     <agross@...nel.org>, <andersson@...nel.org>,
        <konrad.dybcio@...aro.org>, <robh+dt@...nel.org>,
        <krzysztof.kozlowski+dt@...aro.org>, <conor+dt@...nel.org>,
        <srinivas.kandagatla@...aro.org>
CC:     <linux-arm-msm@...r.kernel.org>, <devicetree@...r.kernel.org>,
        <linux-kernel@...r.kernel.org>,
        Komal Bajaj <quic_kbajaj@...cinc.com>
Subject: [PATCH v6 0/6] soc: qcom: llcc: Add support for QDU1000/QRU1000

This patch series does the following -
 * Refactor LLCC driver to support multiple configuration
 * Add stub function for nvmem_cell_read_u8
 * Add support for multi channel DDR configuration in LLCC
 * Add LLCC support for the Qualcomm QDU1000 and QRU1000 SoCs

Changes in v6 -
 - Changed variable name from num_cfgs to num_config as suggested by Mukesh.
 - Added a check for default llcc configuration as per suggestion from Mukesh.
 - Updated the commit summary for the third and fifth patch.
 - Fixed alignment in the fourth patch.
 - Used ARRAY_SIZE() to calculate the num_config as per suggested by Konrad.

Changes in v5 -
 - Seperated out the secure qfprom driver changes to a separate series [1].
 - Created a wrapper struct with a pointer to qcom_llcc_config and
   length of array qcom_llcc_config.
 - Added stub function for nvmem_cell_read_u8.
 - Split commit 6/6 in the previous series into two commits.

Changes in v4 -
 - Created a separate driver for reading from secure fuse region as suggested.
 - Added patch for dt-bindings of secure qfprom driver accordingly.
 - Added new properties in the dt-bindings for LLCC.
 - Implemented new logic to read the nvmem cell as suggested by Bjorn.
 - Separating the DT patches from this series as per suggestion.

Changes in v3-
 - Addressed comments from Krzysztof and Mani.
 - Using qfprom to read DDR configuration from feature register.

Changes in v2:
  - Addressing comments from Konrad.

[1] https://lore.kernel.org/linux-arm-msm/20230724082946.7441-1-quic_kbajaj@quicinc.com/

Komal Bajaj (6):
  dt-bindings: cache: qcom,llcc: Add LLCC compatible for QDU1000/QRU1000
  soc: qcom: llcc: Refactor llcc driver to support multiple
    configuration
  nvmem: core: Add stub for nvmem_cell_read_u8
  soc: qcom: Add LLCC support for multi channel DDR
  soc: qcom: llcc: Updating the macro name
  soc: qcom: llcc: Add QDU1000 and QRU1000 LLCC support

 .../devicetree/bindings/cache/qcom,llcc.yaml  |  10 +
 drivers/soc/qcom/llcc-qcom.c                  | 357 +++++++++++++-----
 include/linux/nvmem-consumer.h                |   6 +
 include/linux/soc/qcom/llcc-qcom.h            |   2 +-
 4 files changed, 287 insertions(+), 88 deletions(-)

--
2.41.0