@@ -174,6 +174,16 @@ static const struct clk_bulk_data bus_mm_clocks[] = {
{ .id = "iface" },
};
+static const struct clk_bulk_data bus_a2noc_clocks[] = {
+ { .id = "bus" },
+ { .id = "bus_a" },
+ { .id = "ipa" },
+ { .id = "ufs_axi" },
+ { .id = "aggre2_ufs_axi" },
+ { .id = "aggre2_usb3_axi" },
+ { .id = "cfg_noc_usb2_axi" },
+};
+
/**
* struct qcom_icc_provider - Qualcomm specific interconnect provider
* @provider: generic interconnect provider
@@ -811,6 +821,10 @@ static int qnoc_probe(struct platform_device *pdev)
qp->bus_clks = devm_kmemdup(dev, bus_mm_clocks,
sizeof(bus_mm_clocks), GFP_KERNEL);
qp->num_clks = ARRAY_SIZE(bus_mm_clocks);
+ } else if (of_device_is_compatible(dev->of_node, "qcom,sdm660-a2noc")) {
+ qp->bus_clks = devm_kmemdup(dev, bus_a2noc_clocks,
+ sizeof(bus_a2noc_clocks), GFP_KERNEL);
+ qp->num_clks = ARRAY_SIZE(bus_a2noc_clocks);
} else {
if (of_device_is_compatible(dev->of_node, "qcom,sdm660-bimc"))
qp->is_bimc_node = true;
It adds the missing a2noc clocks required for QoS registers programming per downstream kernel[1]. Otherwise, qcom_icc_noc_set_qos_priority() call on mas_ufs or mas_usb_hs node will simply result in a hardware hang on SDM660 SoC. [1] https://source.codeaurora.org/quic/la/kernel/msm-4.4/tree/arch/arm/boot/dts/qcom/sdm660-bus.dtsi?h=LA.UM.8.2.r1-04800-sdm660.0#n43 Signed-off-by: Shawn Guo <shawn.guo@linaro.org> --- drivers/interconnect/qcom/sdm660.c | 14 ++++++++++++++ 1 file changed, 14 insertions(+)