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 5a2cd474a7611666967a93040713d63320c1749b..0d04176498faf9692f071bae1a7d729d55bc29eb 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 3c98b639b0b2652cbef12e620f14227f12919421..18ca56cedc638ee7fe2a7ec04bd1c56c03a8145a 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>;