[PATCH v4 8/8] arm64: dts: add clock support for all the cpus
From: Liviu.Dudau@arm.com (Liviu Dudau)
Date: 2015-07-22 13:32:28
Also in:
linux-clk, linux-pm, lkml
On Mon, Jun 08, 2015 at 11:40:02AM +0100, Sudeep Holla wrote:
quoted hunk ↗ jump to hunk
This patch adds the CPU clocks so that the CPU DVFS can be enabled. Cc: Liviu Dudau <Liviu.Dudau@arm.com> Cc: Jon Medhurst (Tixy) <redacted> Signed-off-by: Sudeep Holla <redacted> --- arch/arm64/boot/dts/arm/juno-r1.dts | 6 ++++++ arch/arm64/boot/dts/arm/juno.dts | 6 ++++++ 2 files changed, 12 insertions(+)diff --git a/arch/arm64/boot/dts/arm/juno-r1.dts b/arch/arm64/boot/dts/arm/juno-r1.dts index 69130840c6cd..5eef4aa0c532 100644 --- a/arch/arm64/boot/dts/arm/juno-r1.dts +++ b/arch/arm64/boot/dts/arm/juno-r1.dts@@ -66,6 +66,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A57_L2>; + clocks = <&scpi_dvfs 0>; }; A57_1: cpu at 1 {@@ -74,6 +75,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A57_L2>; + clocks = <&scpi_dvfs 0>; }; A53_0: cpu at 100 {@@ -82,6 +84,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A53_1: cpu at 101 {@@ -90,6 +93,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A53_2: cpu at 102 {@@ -98,6 +102,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A53_3: cpu at 103 {@@ -106,6 +111,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A57_L2: l2-cache0 {diff --git a/arch/arm64/boot/dts/arm/juno.dts b/arch/arm64/boot/dts/arm/juno.dts index ce1128a54c8d..c02f880584e8 100644 --- a/arch/arm64/boot/dts/arm/juno.dts +++ b/arch/arm64/boot/dts/arm/juno.dts@@ -66,6 +66,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A57_L2>; + clocks = <&scpi_dvfs 0>; }; A57_1: cpu at 1 {@@ -74,6 +75,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A57_L2>; + clocks = <&scpi_dvfs 0>; }; A53_0: cpu at 100 {@@ -82,6 +84,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A53_1: cpu at 101 {@@ -90,6 +93,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A53_2: cpu at 102 {@@ -98,6 +102,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A53_3: cpu at 103 {@@ -106,6 +111,7 @@ device_type = "cpu"; enable-method = "psci"; next-level-cache = <&A53_L2>; + clocks = <&scpi_dvfs 1>; }; A57_L2: l2-cache0 {-- 1.9.1
Acked-by: Liviu Dudau <Liviu.Dudau@arm.com>
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