blob: fc6d16b31ae6394de17e86435a8a6133045a8768 [file] [log] [blame]
From 6adaf101a67eb30b32ab5490514197651d49f2f2 Mon Sep 17 00:00:00 2001
From: Dien Pham <dien.pham.ry@rvc.renesas.com>
Date: Wed, 3 Jan 2018 13:41:05 +0100
Subject: [PATCH 0948/1795] arm64: dts: renesas: r8a7796: Add OPPs table for
cpu devices
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit
Define OOP tables for all CPUs.
This allows CPUFreq to function.
Based in part on work by Hien Dang.
Signed-off-by: Dien Pham <dien.pham.ry@rvc.renesas.com>
Signed-off-by: Takeshi Kihara <takeshi.kihara.df@renesas.com>
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
Tested-by: Niklas Sรถderlund <niklas.soderlund+renesas@ragnatech.se>
(cherry picked from commit da7e3113344fda50b10f1ad2c633abaaaf25d21b)
Signed-off-by: Simon Horman <horms+renesas@verge.net.au>
Signed-off-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm64/boot/dts/renesas/r8a7796.dtsi | 62 ++++++++++++++++++++++++
1 file changed, 62 insertions(+)
diff --git a/arch/arm64/boot/dts/renesas/r8a7796.dtsi b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
index c5192d513d7d..e06bde6e2853 100644
--- a/arch/arm64/boot/dts/renesas/r8a7796.dtsi
+++ b/arch/arm64/boot/dts/renesas/r8a7796.dtsi
@@ -71,6 +71,8 @@
power-domains = <&sysc R8A7796_PD_CA57_CPU0>;
next-level-cache = <&L2_CA57>;
enable-method = "psci";
+ clocks =<&cpg CPG_CORE R8A7796_CLK_Z>;
+ operating-points-v2 = <&cluster0_opp>;
};
a57_1: cpu@1 {
@@ -80,6 +82,8 @@
power-domains = <&sysc R8A7796_PD_CA57_CPU1>;
next-level-cache = <&L2_CA57>;
enable-method = "psci";
+ clocks =<&cpg CPG_CORE R8A7796_CLK_Z>;
+ operating-points-v2 = <&cluster0_opp>;
};
a53_0: cpu@100 {
@@ -89,6 +93,8 @@
power-domains = <&sysc R8A7796_PD_CA53_CPU0>;
next-level-cache = <&L2_CA53>;
enable-method = "psci";
+ clocks =<&cpg CPG_CORE R8A7796_CLK_Z2>;
+ operating-points-v2 = <&cluster1_opp>;
};
a53_1: cpu@101 {
@@ -98,6 +104,8 @@
power-domains = <&sysc R8A7796_PD_CA53_CPU1>;
next-level-cache = <&L2_CA53>;
enable-method = "psci";
+ clocks =<&cpg CPG_CORE R8A7796_CLK_Z2>;
+ operating-points-v2 = <&cluster1_opp>;
};
a53_2: cpu@102 {
@@ -107,6 +115,8 @@
power-domains = <&sysc R8A7796_PD_CA53_CPU2>;
next-level-cache = <&L2_CA53>;
enable-method = "psci";
+ clocks =<&cpg CPG_CORE R8A7796_CLK_Z2>;
+ operating-points-v2 = <&cluster1_opp>;
};
a53_3: cpu@103 {
@@ -116,6 +126,8 @@
power-domains = <&sysc R8A7796_PD_CA53_CPU3>;
next-level-cache = <&L2_CA53>;
enable-method = "psci";
+ clocks =<&cpg CPG_CORE R8A7796_CLK_Z2>;
+ operating-points-v2 = <&cluster1_opp>;
};
L2_CA57: cache-controller-0 {
@@ -147,6 +159,56 @@
clock-frequency = <0>;
};
+ cluster0_opp: opp_table0 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp-500000000 {
+ opp-hz = /bits/ 64 <500000000>;
+ opp-microvolt = <820000>;
+ clock-latency-ns = <300000>;
+ };
+ opp-1000000000 {
+ opp-hz = /bits/ 64 <1000000000>;
+ opp-microvolt = <820000>;
+ clock-latency-ns = <300000>;
+ };
+ opp-1500000000 {
+ opp-hz = /bits/ 64 <1500000000>;
+ opp-microvolt = <820000>;
+ clock-latency-ns = <300000>;
+ };
+ opp-1600000000 {
+ opp-hz = /bits/ 64 <1600000000>;
+ opp-microvolt = <900000>;
+ clock-latency-ns = <300000>;
+ turbo-mode;
+ };
+ opp-1700000000 {
+ opp-hz = /bits/ 64 <1700000000>;
+ opp-microvolt = <900000>;
+ clock-latency-ns = <300000>;
+ turbo-mode;
+ };
+ opp-1800000000 {
+ opp-hz = /bits/ 64 <1800000000>;
+ opp-microvolt = <960000>;
+ clock-latency-ns = <300000>;
+ turbo-mode;
+ };
+ };
+
+ cluster1_opp: opp_table1 {
+ compatible = "operating-points-v2";
+ opp-shared;
+
+ opp-1200000000 {
+ opp-hz = /bits/ 64 <1200000000>;
+ opp-microvolt = <820000>;
+ clock-latency-ns = <300000>;
+ };
+ };
+
/* External PCIe clock - can be overridden by the board */
pcie_bus_clk: pcie_bus {
compatible = "fixed-clock";
--
2.19.0