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arm64: dts: qcom: ipq5018: enable the CPUFreq support

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Add the APCS, A53 PLL, cpu-opp-table nodes to set
the CPU frequency at 800MHz (idle) or 1.008GHz.

Co-developed-by: Sricharan Ramabadhran <quic_srichara@quicinc.com>
Signed-off-by: Sricharan Ramabadhran <quic_srichara@quicinc.com>
Signed-off-by: Gokul Sriram Palanisamy <quic_gokulsri@quicinc.com>
Reviewed-by: Dmitry Baryshkov <dmitry.baryshkov@linaro.org>
Reviewed-by: Krzysztof Kozlowski <krzysztof.kozlowski@linaro.org>
Link: https://lore.kernel.org/r/20230925102826.405446-4-quic_gokulsri@quicinc.com
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
This commit is contained in:
Gokul Sriram Palanisamy
2023-09-25 15:58:26 +05:30
committed by Bjorn Andersson
parent d6e2bc901c
commit 3e4b53e042
1 changed files with 40 additions and 0 deletions
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40
arch/arm64/boot/dts/qcom/ipq5018.dtsi
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@@ -5,6 +5,7 @@
* Copyright (c) 2023 The Linux Foundation. All rights reserved.
*/
#include <dt-bindings/clock/qcom,apss-ipq.h>
#include <dt-bindings/interrupt-controller/arm-gic.h>
#include <dt-bindings/clock/qcom,gcc-ipq5018.h>
#include <dt-bindings/reset/qcom,gcc-ipq5018.h>
@@ -36,6 +37,8 @@ CPU0: cpu@0 {
reg = <0x0>;
enable-method = "psci";
next-level-cache = <&L2_0>;
clocks = <&apcs_glb APCS_ALIAS0_CORE_CLK>;
operating-points-v2 = <&cpu_opp_table>;
};
CPU1: cpu@1 {
@@ -44,6 +47,8 @@ CPU1: cpu@1 {
reg = <0x1>;
enable-method = "psci";
next-level-cache = <&L2_0>;
clocks = <&apcs_glb APCS_ALIAS0_CORE_CLK>;
operating-points-v2 = <&cpu_opp_table>;
};
L2_0: l2-cache {
@@ -54,6 +59,23 @@ L2_0: l2-cache {
};
};
cpu_opp_table: opp-table-cpu {
compatible = "operating-points-v2";
opp-shared;
opp-800000000 {
opp-hz = /bits/ 64 <800000000>;
opp-microvolt = <1100000>;
clock-latency-ns = <200000>;
};
opp-1008000000 {
opp-hz = /bits/ 64 <1008000000>;
opp-microvolt = <1100000>;
clock-latency-ns = <200000>;
};
};
firmware {
scm {
compatible = "qcom,scm-ipq5018", "qcom,scm";
@@ -267,6 +289,24 @@ watchdog: watchdog@b017000 {
clocks = <&sleep_clk>;
};
apcs_glb: mailbox@b111000 {
compatible = "qcom,ipq5018-apcs-apps-global",
"qcom,ipq6018-apcs-apps-global";
reg = <0x0b111000 0x1000>;
#clock-cells = <1>;
clocks = <&a53pll>, <&xo_board_clk>, <&gcc GPLL0>;
clock-names = "pll", "xo", "gpll0";
#mbox-cells = <1>;
};
a53pll: clock@b116000 {
compatible = "qcom,ipq5018-a53pll";
reg = <0x0b116000 0x40>;
#clock-cells = <0>;
clocks = <&xo_board_clk>;
clock-names = "xo";
};
timer@b120000 {
compatible = "arm,armv7-timer-mem";
reg = <0x0b120000 0x1000>;