mailbox: qcom: Add msm8994 apcs compatible

MSM8994 has an APCS block similar to 8916, but
with a different clock driver due to the former
one having 2 clusters.

Signed-off-by: Konrad Dybcio <konradybcio@gmail.com>
Acked-by: Rob Herring <robh@kernel.org>
Reviewed-by: Bjorn Andersson <bjorn.andersson@linaro.org>
Signed-off-by: Jassi Brar <jaswinder.singh@linaro.org>

Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml

@@ -18,6 +18,7 @@ properties:
     enum:
       - qcom,ipq8074-apcs-apps-global
       - qcom,msm8916-apcs-kpss-global
+      - qcom,msm8994-apcs-kpss-global
       - qcom,msm8996-apcs-hmss-global
       - qcom,msm8998-apcs-hmss-global
       - qcom,qcs404-apcs-apps-global

drivers/mailbox/qcom-apcs-ipc-mailbox.c

@@ -41,6 +41,10 @@ static const struct qcom_apcs_ipc_data msm8916_apcs_data = {
 	.offset = 8, .clk_name = "qcom-apcs-msm8916-clk"
 };
 
+static const struct qcom_apcs_ipc_data msm8994_apcs_data = {
+	.offset = 8, .clk_name = NULL
+};
+
 static const struct qcom_apcs_ipc_data msm8996_apcs_data = {
 	.offset = 16, .clk_name = NULL
 };
@@ -150,6 +154,7 @@ static const struct of_device_id qcom_apcs_ipc_of_match[] = {
 	{ .compatible = "qcom,ipq6018-apcs-apps-global", .data = &ipq6018_apcs_data },
 	{ .compatible = "qcom,ipq8074-apcs-apps-global", .data = &ipq8074_apcs_data },
 	{ .compatible = "qcom,msm8916-apcs-kpss-global", .data = &msm8916_apcs_data },
+	{ .compatible = "qcom,msm8994-apcs-kpss-global", .data = &msm8994_apcs_data },
 	{ .compatible = "qcom,msm8996-apcs-hmss-global", .data = &msm8996_apcs_data },
 	{ .compatible = "qcom,msm8998-apcs-hmss-global", .data = &msm8998_apcs_data },
 	{ .compatible = "qcom,qcs404-apcs-apps-global", .data = &msm8916_apcs_data },