From: Beleswar Padhi <b-padhi@ti.com>
To: <nm@ti.com>
Cc: <vigneshr@ti.com>, <kristo@kernel.org>, <robh@kernel.org>,
<krzk+dt@kernel.org>, <conor+dt@kernel.org>,
<linux-arm-kernel@lists.infradead.org>,
<devicetree@vger.kernel.org>, <linux-kernel@vger.kernel.org>,
<u-kumar1@ti.com>, <s-anna@ti.com>, <hnagalla@ti.com>
Subject: [PATCH 2/4] arm64: dts: ti: k3-j721e-main: Switch MAIN R5F clusters to Split-mode
Date: Fri, 3 May 2024 11:54:12 +0530 [thread overview]
Message-ID: <20240503062414.804209-3-b-padhi@ti.com> (raw)
In-Reply-To: <20240503062414.804209-1-b-padhi@ti.com>
From: Suman Anna <s-anna@ti.com>
J721E SoCs have two R5F clusters in the MAIN domain, and both of these
are configured for LockStep mode at the moment. Switch both of these R5F
clusters to Split mode by default to maximize the number of R5F cores.
The MCU R5F cluster continues to be in the preferred LockStep mode.
Note that this configuration is the default for remoteproc mode (kernel
driver boots the R5F processors). These will be overridden for early-booted
remoteprocs through the corresponding IPC-only support in the K3 R5F
remoteproc driver.
Signed-off-by: Suman Anna <s-anna@ti.com>
Signed-off-by: Apurva Nandan <a-nandan@ti.com>
---
arch/arm64/boot/dts/ti/k3-j721e-main.dtsi | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
index 0da785be80ff..a11af617a566 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-main.dtsi
@@ -2149,7 +2149,7 @@ watchdog1: watchdog@2210000 {
main_r5fss0: r5fss@5c00000 {
compatible = "ti,j721e-r5fss";
- ti,cluster-mode = <1>;
+ ti,cluster-mode = <0>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x5c00000 0x00 0x5c00000 0x20000>,
@@ -2189,7 +2189,7 @@ main_r5fss0_core1: r5f@5d00000 {
main_r5fss1: r5fss@5e00000 {
compatible = "ti,j721e-r5fss";
- ti,cluster-mode = <1>;
+ ti,cluster-mode = <0>;
#address-cells = <1>;
#size-cells = <1>;
ranges = <0x5e00000 0x00 0x5e00000 0x20000>,
--
2.34.1
next prev parent reply other threads:[~2024-05-03 6:24 UTC|newest]
Thread overview: 5+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-05-03 6:24 [PATCH 0/4] Switch MAIN R5F clusters to Split-mode for TI SoCs Beleswar Padhi
2024-05-03 6:24 ` [PATCH 1/4] arm64: dts: ti: k3-j7200-main: Switch MAIN R5F cluster to Split-mode Beleswar Padhi
2024-05-03 6:24 ` Beleswar Padhi [this message]
2024-05-03 6:24 ` [PATCH 3/4] arm64: dts: ti: k3-j721s2-main: Switch MAIN R5F clusters " Beleswar Padhi
2024-05-03 6:24 ` [PATCH 4/4] arm64: dts: ti: k3-j784s4-main: " Beleswar Padhi
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