Thread (20 messages) 20 messages, 4 authors, 2014-09-02
STALE4296d
Revisions (2)
  1. v2 [diff vs current]
  2. v4 current

[PATCH v4 14/16] ARM: tegra: Add entries for cpufreq on Tegra124

From: Tuomas Tynkkynen <hidden>
Date: 2014-08-20 21:05:59
Also in: linux-devicetree, linux-pm, linux-tegra, lkml
Subsystem: the rest · Maintainer: Linus Torvalds

The Tegra124 cpufreq driver relies on certain clocks being present
in the /cpus/cpu at 0 node.

Signed-off-by: Tuomas Tynkkynen <redacted>
---
 arch/arm/boot/dts/tegra124.dtsi | 11 ++++++++++-
 1 file changed, 10 insertions(+), 1 deletion(-)
diff --git a/arch/arm/boot/dts/tegra124.dtsi b/arch/arm/boot/dts/tegra124.dtsi
index 608fa29..62f8778 100644
--- a/arch/arm/boot/dts/tegra124.dtsi
+++ b/arch/arm/boot/dts/tegra124.dtsi
@@ -829,10 +829,19 @@
 		#address-cells = <1>;
 		#size-cells = <0>;
 
-		cpu at 0 {
+		cpu0: cpu at 0 {
 			device_type = "cpu";
 			compatible = "arm,cortex-a15";
 			reg = <0>;
+
+			clocks = <&tegra_car TEGRA124_CLK_CCLK_G>,
+				 <&tegra_car TEGRA124_CLK_CCLK_LP>,
+				 <&tegra_car TEGRA124_CLK_PLL_X>,
+				 <&tegra_car TEGRA124_CLK_PLL_P>,
+				 <&dfll>;
+			clock-names = "cpu_g", "cpu_lp", "pll_x", "pll_p", "dfll";
+			/* FIXME: what's the actual transition time? */
+			clock-latency = <300000>;
 		};
 
 		cpu at 1 {
-- 
1.8.1.5
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