From f5b16f28fa8b8f7aa3e66d21b486aee2ffd68608 Mon Sep 17 00:00:00 2001 From: Praveen Talari Date: Mon, 21 Jul 2025 23:15:27 +0530 Subject: [PATCH] soc: qcom: geni-se: Enable QUPs on SA8255p Qualcomm platforms On the sa8255p platform, resources such as clocks,interconnects and TLMM (GPIO) configurations are managed by firmware. Use the `num_clks` field in platform data to distinguish whether resource control is performed by firmware or directly by the driver in linux. Signed-off-by: Praveen Talari Link: https://lore.kernel.org/r/20250721174532.14022-4-quic_ptalari@quicinc.com Signed-off-by: Greg Kroah-Hartman --- drivers/soc/qcom/qcom-geni-se.c | 13 +++++++------ 1 file changed, 7 insertions(+), 6 deletions(-) diff --git a/drivers/soc/qcom/qcom-geni-se.c b/drivers/soc/qcom/qcom-geni-se.c index 4cb959106efa9..3c3b796333a61 100644 --- a/drivers/soc/qcom/qcom-geni-se.c +++ b/drivers/soc/qcom/qcom-geni-se.c @@ -895,6 +895,7 @@ static int geni_se_probe(struct platform_device *pdev) { struct device *dev = &pdev->dev; struct geni_wrapper *wrapper; + const struct geni_se_desc *desc; int ret; wrapper = devm_kzalloc(dev, sizeof(*wrapper), GFP_KERNEL); @@ -906,13 +907,10 @@ static int geni_se_probe(struct platform_device *pdev) if (IS_ERR(wrapper->base)) return PTR_ERR(wrapper->base); - if (!has_acpi_companion(&pdev->dev)) { - const struct geni_se_desc *desc; - int i; + desc = device_get_match_data(&pdev->dev); - desc = device_get_match_data(&pdev->dev); - if (!desc) - return -EINVAL; + if (!has_acpi_companion(&pdev->dev) && desc->num_clks) { + int i; wrapper->num_clks = min_t(unsigned int, desc->num_clks, MAX_CLKS); @@ -953,6 +951,8 @@ static const struct geni_se_desc qup_desc = { .num_clks = ARRAY_SIZE(qup_clks), }; +static const struct geni_se_desc sa8255p_qup_desc = {}; + static const char * const i2c_master_hub_clks[] = { "s-ahb", }; @@ -965,6 +965,7 @@ static const struct geni_se_desc i2c_master_hub_desc = { static const struct of_device_id geni_se_dt_match[] = { { .compatible = "qcom,geni-se-qup", .data = &qup_desc }, { .compatible = "qcom,geni-se-i2c-master-hub", .data = &i2c_master_hub_desc }, + { .compatible = "qcom,sa8255p-geni-se-qup", .data = &sa8255p_qup_desc }, {} }; MODULE_DEVICE_TABLE(of, geni_se_dt_match); -- 2.47.3