[PATCH V5 1/3] arm64: dts: qcom: ipq9574: Add RPM related nodes

Devi Priya
2023-05-17T17:26:20Z

Add RPM Glink & RPM message RAM nodes to support frequency scaling
on IPQ9574.

Reviewed-by: Konrad Dybcio <konrad.dybcio@linaro.org>
Co-developed-by: Praveenkumar I <quic_ipkumar@quicinc.com>
Signed-off-by: Praveenkumar I <quic_ipkumar@quicinc.com>
Signed-off-by: Devi Priya <quic_devipriy@quicinc.com>
---
Changes in V5:
- No change

arch/arm64/boot/dts/qcom/ipq9574.dtsi | 17 +++++++++++++++++
1 file changed, 17 insertions(+)

diff --git a/arch/arm64/boot/dts/qcom/ipq9574.dtsi b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
index adc3fefcb469..31244b1d8c25 100644
--- a/arch/arm64/boot/dts/qcom/ipq9574.dtsi
+++ b/arch/arm64/boot/dts/qcom/ipq9574.dtsi
@@ -110,12 +110,29 @@
};
};

+ rpm-glink {
+ compatible = "qcom,glink-rpm";
+ interrupts = <GIC_SPI 168 IRQ_TYPE_EDGE_RISING>;
+ qcom,rpm-msg-ram = <&rpm_msg_ram>;
+ mboxes = <&apcs_glb 0>;
+
+ rpm_requests: rpm-requests {
+ compatible = "qcom,rpm-ipq9574";
+ qcom,glink-channels = "rpm_requests";
+ };
+ };
+
soc: soc@0 {
compatible = "simple-bus";
#address-cells = <1>;
#size-cells = <1>;
ranges = <0 0 0 0xffffffff>;

+ rpm_msg_ram: sram@60000 {
+ compatible = "qcom,rpm-msg-ram";
+ reg = <0x00060000 0x6000>;
+ };
+
rng: rng@e3000 {
compatible = "qcom,prng-ee";
reg = <0x000e3000 0x1000>;
--
2.17.1