arm64: dts: ti: k3-am62: Enable OSPI nodes at the board level

OSPI 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 OSPI 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@ti.com>
Signed-off-by: Nishanth Menon <nm@ti.com>
Reviewed-by: Bryan Brattlof <bb@ti.com>
Link: https://lore.kernel.org/r/20221018211533.21335-11-afd@ti.com

diff --git a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
index 5a2cd47..0d04176 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am62-main.dtsi
@@ -479,6 +479,7 @@
                        power-domains = <&k3_pds 75 TI_SCI_PD_EXCLUSIVE>;
                        #address-cells = <1>;
                        #size-cells = <0>;
+                       status = "disabled";
                };
        };
 

diff --git a/arch/arm64/boot/dts/ti/k3-am625-sk.dts b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
index 3c98b63..18ca56c 100644 (file)
--- a/arch/arm64/boot/dts/ti/k3-am625-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am625-sk.dts
@@ -397,6 +397,7 @@
 };
 
 &ospi0 {
+       status = "okay";
        pinctrl-names = "default";
        pinctrl-0 = <&ospi0_pins_default>;