Re: [PATCH] arm64: dts: ti: k3-j7xx: Change timer nodes status to reserved

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Hi Beleswa,

On 6/7/2024 4:25 PM, Beleswar Padhi wrote:
The remoteproc firmware like of R5F and DSPs in the MAIN voltage domain
use timers. Therefore, change the status of the timer nodes to
"reserved" to avoid any clash.

This change is already incorporated for timer nodes in the MCU voltage
domain.

Fixes: 835d04422f9d ("arm64: dts: ti: k3-j721s2: Add general purpose timers")

Signed-off-by: Beleswar Padhi <b-padhi@xxxxxx>
---
  arch/arm64/boot/dts/ti/k3-j7200-main.dtsi  |  2 ++
  arch/arm64/boot/dts/ti/k3-j721e-main.dtsi  |  7 +++++++
  arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi |  6 ++++++
  arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi | 10 ++++++++++
  4 files changed, 25 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
index 9386bf3ef9f68..22351a4f3da6e 100644
--- a/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j7200-main.dtsi
@@ -1254,6 +1254,7 @@ main_timer0: timer@2400000 {
  		assigned-clock-parents = <&k3_clks 49 2>;
  		power-domains = <&k3_pds 49 TI_SCI_PD_EXCLUSIVE>;
  		ti,timer-pwm;
+		status = "reserved";
  	};


Instead of changing these nodes in base device tree.

I suggest to change in device tree, where those remoteproc drivers are getting enabled.


[..]




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