Thread (25 messages) 25 messages, 5 authors, 2014-09-26

[PATCH v6 2/5] arm: dts: qcom: Add SPM device bindings for 8974

From: Stephen Boyd <hidden>
Date: 2014-09-24 21:46:23
Also in: linux-arm-msm, linux-pm

On 09/24/14 10:23, Lina Iyer wrote:
On Wed, Sep 24 2014 at 11:21 -0600, Stephen Boyd wrote:
quoted
On 09/24/14 06:49, Lina Iyer wrote:
quoted
On Wed, Sep 24 2014 at 00:14 -0600, Pramod Gurav wrote:
quoted
Hi Lina,

On Wednesday 24 September 2014 05:21 AM, Lina Iyer wrote:
quoted
Add SPM device bindings for QCOM 8974 based cpus. SPM is the
sub-system
power manager and controls the logic around the cores (cpu and L2).

Each core has an instance of SPM and controls only that core. Each
cpu
SPM is configured to support WFI and SPC (standalone-power collapse).

Signed-off-by: Lina Iyer <redacted>
---
 arch/arm/boot/dts/qcom-msm8974-pm.dtsi | 69
++++++++++++++++++++++++++++++++++
 arch/arm/boot/dts/qcom-msm8974.dtsi    | 10 +++--
 2 files changed, 75 insertions(+), 4 deletions(-)
 create mode 100644 arch/arm/boot/dts/qcom-msm8974-pm.dtsi
<snip>
quoted
+};
diff --git a/arch/arm/boot/dts/qcom-msm8974.dtsi
b/arch/arm/boot/dts/qcom-msm8974.dtsi
index 69dca2a..0580bc2 100644
--- a/arch/arm/boot/dts/qcom-msm8974.dtsi
+++ b/arch/arm/boot/dts/qcom-msm8974.dtsi
@@ -14,7 +14,7 @@
         #size-cells = <0>;
         interrupts = <1 9 0xf04>;

-        cpu at 0 {
+        CPU0: cpu at 0 {
Lina, Stephen boyd has sent some DT change for krait-cpufreq which
also
renames this node to "cpu0: cpu at 0". If you both could sync up and
agree
on a common naming('cpu0' with caps or not caps) for this node.
Sure. Will work with Stephen on that.
This doesn't seem like a big deal. I imagine Kumar can resolve the
conflict if the two patches merge at the same time.
I can use the lower case names, if thats common. I see that being used
for referring to <&acc> in that file, but ofcourse <&L2> exists as well.
Any preference?
No preference. Uppercase at least matches L2 and that matches what's in
the ePAPR so that seems nice.


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