[PATCH 10/10] arm64: dts: ti: k3-am64: Enable GPMC and ELM nodes at the board level

Andrew Davis afd at ti.com
Mon Oct 17 12:25:32 PDT 2022


The GPMC node defined in the top-level AM64x SoC dtsi files are incomplete
and will not be functional unless it is extended with pinmux information.

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

Disable the GPMC node in the dtsi file. Since the ELM is made to work
with the GPMC, disable it too.

Signed-off-by: Andrew Davis <afd at ti.com>
---
 arch/arm64/boot/dts/ti/k3-am64-main.dtsi | 2 ++
 arch/arm64/boot/dts/ti/k3-am642-evm.dts  | 8 --------
 arch/arm64/boot/dts/ti/k3-am642-sk.dts   | 8 --------
 3 files changed, 2 insertions(+), 16 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
index d6218038055a..c96df4b9b3d7 100644
--- a/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-am64-main.dtsi
@@ -1381,6 +1381,7 @@ gpmc0: memory-controller at 3b000000 {
 		#interrupt-cells = <2>;
 		gpio-controller;
 		#gpio-cells = <2>;
+		status = "disabled";
 	};
 
 	elm0: ecc at 25010000 {
@@ -1390,5 +1391,6 @@ elm0: ecc at 25010000 {
 		power-domains = <&k3_pds 54 TI_SCI_PD_EXCLUSIVE>;
 		clocks = <&k3_clks 54 0>;
 		clock-names = "fck";
+		status = "disabled";
 	};
 };
diff --git a/arch/arm64/boot/dts/ti/k3-am642-evm.dts b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
index 666f5d3a2d95..39feea78a084 100644
--- a/arch/arm64/boot/dts/ti/k3-am642-evm.dts
+++ b/arch/arm64/boot/dts/ti/k3-am642-evm.dts
@@ -589,11 +589,3 @@ &main_mcan1 {
 	pinctrl-0 = <&main_mcan1_pins_default>;
 	phys = <&transceiver2>;
 };
-
-&gpmc0 {
-	status = "disabled";
-};
-
-&elm0 {
-	status = "disabled";
-};
diff --git a/arch/arm64/boot/dts/ti/k3-am642-sk.dts b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
index 3e6df16fcb59..2e2d40da360a 100644
--- a/arch/arm64/boot/dts/ti/k3-am642-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-am642-sk.dts
@@ -566,11 +566,3 @@ &ecap0 {
 	pinctrl-names = "default";
 	pinctrl-0 = <&main_ecap0_pins_default>;
 };
-
-&gpmc0 {
-	status = "disabled";
-};
-
-&elm0 {
-	status = "disabled";
-};
-- 
2.37.3




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