lkml.org 
[lkml]   [2022]   [Jul]   [7]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
    Patch in this message
    /
    From
    Subject[PATCH v6 1/4] mailbox: qcom-apcs-ipc: make regmap max_register configurable
    Date
    APCS register space in IPQ8074 is 0x6000 so regmap max_register needs to
    be 0x5ffc.

    Instead of making it global, make max_register configurable via match data.

    Signed-off-by: Robert Marko <robimarko@gmail.com>
    ---
    drivers/mailbox/qcom-apcs-ipc-mailbox.c | 12 +++++++++---
    1 file changed, 9 insertions(+), 3 deletions(-)

    diff --git a/drivers/mailbox/qcom-apcs-ipc-mailbox.c b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
    index 80a54d81412e..c05f3276d02c 100644
    --- a/drivers/mailbox/qcom-apcs-ipc-mailbox.c
    +++ b/drivers/mailbox/qcom-apcs-ipc-mailbox.c
    @@ -27,6 +27,7 @@ struct qcom_apcs_ipc {
    struct qcom_apcs_ipc_data {
    int offset;
    char *clk_name;
    + unsigned int max_register;
    };

    static const struct qcom_apcs_ipc_data ipq6018_apcs_data = {
    @@ -53,7 +54,7 @@ static const struct qcom_apcs_ipc_data sdx55_apcs_data = {
    .offset = 0x1008, .clk_name = "qcom-sdx55-acps-clk"
    };

    -static const struct regmap_config apcs_regmap_config = {
    +static struct regmap_config apcs_regmap_config = {
    .reg_bits = 32,
    .reg_stride = 4,
    .val_bits = 32,
    @@ -91,12 +92,17 @@ static int qcom_apcs_ipc_probe(struct platform_device *pdev)
    if (IS_ERR(base))
    return PTR_ERR(base);

    + apcs_data = of_device_get_match_data(&pdev->dev);
    + if (!apcs_data)
    + return -ENODATA;
    +
    + if (apcs_data->max_register)
    + apcs_regmap_config.max_register = apcs_data->max_register;
    +
    regmap = devm_regmap_init_mmio(&pdev->dev, base, &apcs_regmap_config);
    if (IS_ERR(regmap))
    return PTR_ERR(regmap);

    - apcs_data = of_device_get_match_data(&pdev->dev);
    -
    apcs->regmap = regmap;
    apcs->offset = apcs_data->offset;

    --
    2.36.1
    \
     
     \ /
      Last update: 2022-07-07 19:38    [W:2.526 / U:0.304 seconds]
    ©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site