[PATCH 6.1 032/885] arm64: dts: ti: k3-am62: Enable SPI nodes at the board level

[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index]

 



From: Andrew Davis <afd@xxxxxx>

[ Upstream commit 361e8b7144405b78bd37cc3e9b2d23fc2e2ed6d5 ]

SPI nodes defined in the top-level AM62x SoC dtsi files are incomplete
and will not be functional unless they are extended with pinmux
information.

As the pinmux is only known at the board integration level, these
nodes should only be enabled when provided with this information.

Disable the SPI nodes in the dtsi files and only enable the ones that
are actually pinned out on a given board.

Signed-off-by: Andrew Davis <afd@xxxxxx>
Signed-off-by: Nishanth Menon <nm@xxxxxx>
Reviewed-by: Bryan Brattlof <bb@xxxxxx>
Link: https://lore.kernel.org/r/20221018211533.21335-4-afd@xxxxxx
Stable-dep-of: 6be5d8e5d180 ("arm64: dts: ti: k3-am62-main: Fix clocks for McSPI")
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
 arch/arm64/boot/dts/ti/k3-am62-main.dtsi | 3 +++
 arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi  | 2 ++
 2 files changed, 5 insertions(+)

diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
index 03660476364f3..27b4034d0db2e 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
@@ -307,6 +307,7 @@ main_spi0: spi@20100000 {
 		#size-cells = <0>;
 		power-domains = <&k3_pds 141 TI_SCI_PD_EXCLUSIVE>;
 		clocks = <&k3_clks 172 0>;
+		status = "disabled";
 	};
 
 	main_spi1: spi@20110000 {
@@ -317,6 +318,7 @@ main_spi1: spi@20110000 {
 		#size-cells = <0>;
 		power-domains = <&k3_pds 142 TI_SCI_PD_EXCLUSIVE>;
 		clocks = <&k3_clks 173 0>;
+		status = "disabled";
 	};
 
 	main_spi2: spi@20120000 {
@@ -327,6 +329,7 @@ main_spi2: spi@20120000 {
 		#size-cells = <0>;
 		power-domains = <&k3_pds 143 TI_SCI_PD_EXCLUSIVE>;
 		clocks = <&k3_clks 174 0>;
+		status = "disabled";
 	};
 
 	main_gpio_intr: interrupt-controller@a00000 {
diff --git a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
index f56c803560f26..df2d8f36a31bd 100644
--- a/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-mcu.dtsi
@@ -42,6 +42,7 @@ mcu_spi0: spi@4b00000 {
 		#size-cells = <0>;
 		power-domains = <&k3_pds 147 TI_SCI_PD_EXCLUSIVE>;
 		clocks = <&k3_clks 147 0>;
+		status = "disabled";
 	};
 
 	mcu_spi1: spi@4b10000 {
@@ -52,6 +53,7 @@ mcu_spi1: spi@4b10000 {
 		#size-cells = <0>;
 		power-domains = <&k3_pds 148 TI_SCI_PD_EXCLUSIVE>;
 		clocks = <&k3_clks 148 0>;
+		status = "disabled";
 	};
 
 	mcu_gpio_intr: interrupt-controller@4210000 {
-- 
2.39.2






[Index of Archives]     [Linux Kernel]     [Kernel Development Newbies]     [Linux USB Devel]     [Video for Linux]     [Linux Audio Users]     [Yosemite Hiking]     [Linux Kernel]     [Linux SCSI]

  Powered by Linux