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konradybcioGeorgi Djakov
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interconnect: qcom: qcm2290: Hook up MAS_APPS_PROC's bus clock
This single node has its own clock which seems to be responsible for transactions between CPUSS (CPU + some stuff) and the GNOC. See [1] for reference. Define it and hook it up. [1] https://android.googlesource.com/kernel/msm-extra/devicetree/+/02f8c342b23c20a5cf967df649814be37a08227c%5E%21/#F0 Signed-off-by: Konrad Dybcio <konrad.dybcio@linaro.org> Link: https://lore.kernel.org/r/20230726-topic-icc_coeff-v4-5-c04b60caa467@linaro.org Signed-off-by: Georgi Djakov <djakov@kernel.org>
1 parent ba3f826 commit fa35757

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drivers/interconnect/qcom/icc-rpm-clocks.c

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@@ -25,6 +25,12 @@ const struct rpm_clk_resource bimc_clk = {
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};
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EXPORT_SYMBOL_GPL(bimc_clk);
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const struct rpm_clk_resource mem_1_clk = {
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.resource_type = QCOM_SMD_RPM_MEM_CLK,
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.clock_id = 1,
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};
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EXPORT_SYMBOL_GPL(mem_1_clk);
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const struct rpm_clk_resource bus_0_clk = {
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.resource_type = QCOM_SMD_RPM_BUS_CLK,
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.clock_id = 0,

drivers/interconnect/qcom/icc-rpm.h

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@@ -152,6 +152,7 @@ extern const struct rpm_clk_resource bimc_clk;
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extern const struct rpm_clk_resource bus_0_clk;
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extern const struct rpm_clk_resource bus_1_clk;
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extern const struct rpm_clk_resource bus_2_clk;
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extern const struct rpm_clk_resource mem_1_clk;
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extern const struct rpm_clk_resource mmaxi_0_clk;
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extern const struct rpm_clk_resource mmaxi_1_clk;
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extern const struct rpm_clk_resource qup_clk;

drivers/interconnect/qcom/qcm2290.c

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@@ -112,6 +112,9 @@ static struct qcom_icc_node mas_appss_proc = {
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.qos.qos_mode = NOC_QOS_MODE_FIXED,
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.qos.prio_level = 0,
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.qos.areq_prio = 0,
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.bus_clk_desc = &mem_1_clk,
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.ab_coeff = 159,
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.ib_coeff = 96,
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.mas_rpm_id = 0,
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.slv_rpm_id = -1,
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.num_links = ARRAY_SIZE(mas_appss_proc_links),

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