[U-Boot] [PATCH] arm: dts: k3-j721e-common-proc-board: Mark main_uart0 as shared device

[U-Boot] [PATCH] arm: dts: k3-j721e-common-proc-board: Mark main_uart0 as shared device

[Lokesh Vutla]

Main uart0 is used as debug console by both R5SPL and A72 bootloader and
Linux. So mark it as shared device so that power-domain request is
successful by both cores.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
---
- Based on kernl change:
https://git.kernel.org/pub/scm/linux/kernel/git/next/linux-next.git/commit/arch/arm64/boot/dts/ti?id=bf146a1a7cd4855696859bd6cd3f470b96f1bea9

 arch/arm/dts/k3-j721e-common-proc-board.dts | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/arch/arm/dts/k3-j721e-common-proc-board.dts b/arch/arm/dts/k3-j721e-common-proc-board.dts
index b5b8c3c5cc..9de9d1d692 100644
--- a/arch/arm/dts/k3-j721e-common-proc-board.dts
+++ b/arch/arm/dts/k3-j721e-common-proc-board.dts
@@ -19,6 +19,10 @@
 	status = "disabled";
 };
 
+&main_uart0 {
+	power-domains = <&k3_pds 146 TI_SCI_PD_SHARED>;
+};
+
 &main_uart3 {
 	/* UART not brought out */
 	status = "disabled";
-- 
2.23.0

[U-Boot] [PATCH] arm: dts: k3-j721e-common-proc-board: Mark main_uart0 as shared device

[Tom Rini]

On Sun, Sep 29, 2019 at 05:37:58PM +0530, Lokesh Vutla wrote:

> Main uart0 is used as debug console by both R5SPL and A72 bootloader and
> Linux. So mark it as shared device so that power-domain request is
> successful by both cores.
> 
> Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>

Applied to u-boot/master, thanks!

-- 
Tom
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