[PATCH 05/13] arm64: dts: ti: k3-j721e: Enable OSPI nodes at the board level

Andrew Davis afd at ti.com
Wed Aug 2 13:53:01 PDT 2023


OSPI nodes defined in the top-level J721e SoC dtsi files are incomplete
and may not be functional unless they are extended with pinmux and
device information.

As the attached OSPI device is only known about 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 at ti.com>
---
 arch/arm64/boot/dts/ti/k3-j721e-beagleboneai64.dts | 10 ----------
 arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi    |  2 ++
 arch/arm64/boot/dts/ti/k3-j721e-sk.dts             |  6 +-----
 arch/arm64/boot/dts/ti/k3-j721e-som-p0.dtsi        |  1 +
 4 files changed, 4 insertions(+), 15 deletions(-)

diff --git a/arch/arm64/boot/dts/ti/k3-j721e-beagleboneai64.dts b/arch/arm64/boot/dts/ti/k3-j721e-beagleboneai64.dts
index 64eed76bbb7a3..0b89977351c98 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-beagleboneai64.dts
+++ b/arch/arm64/boot/dts/ti/k3-j721e-beagleboneai64.dts
@@ -580,16 +580,6 @@ &main_sdhci1 {
 	disable-wp;
 };
 
-&ospi0 {
-	/* Unused */
-	status = "disabled";
-};
-
-&ospi1 {
-	/* Unused */
-	status = "disabled";
-};
-
 &main_i2c0 {
 	status = "okay";
 	pinctrl-names = "default";
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
index c1b6f8d7d1898..0c01bdd9656f1 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-mcu-wakeup.dtsi
@@ -378,6 +378,7 @@ ospi0: spi at 47040000 {
 			power-domains = <&k3_pds 103 TI_SCI_PD_EXCLUSIVE>;
 			#address-cells = <1>;
 			#size-cells = <0>;
+			status = "disabled";
 		};
 
 		ospi1: spi at 47050000 {
@@ -392,6 +393,7 @@ ospi1: spi at 47050000 {
 			power-domains = <&k3_pds 104 TI_SCI_PD_EXCLUSIVE>;
 			#address-cells = <1>;
 			#size-cells = <0>;
+			status = "disabled";
 		};
 	};
 
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-sk.dts b/arch/arm64/boot/dts/ti/k3-j721e-sk.dts
index bd1bd1b746056..4cd5346f2dd59 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-sk.dts
+++ b/arch/arm64/boot/dts/ti/k3-j721e-sk.dts
@@ -594,6 +594,7 @@ &main_sdhci1 {
 };
 
 &ospi0 {
+	status = "okay";
 	pinctrl-names = "default";
 	pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;
 
@@ -657,11 +658,6 @@ partition at 3fc0000 {
 	};
 };
 
-&ospi1 {
-	/* Unused */
-	status = "disabled";
-};
-
 &main_i2c0 {
 	status = "okay";
 	pinctrl-names = "default";
diff --git a/arch/arm64/boot/dts/ti/k3-j721e-som-p0.dtsi b/arch/arm64/boot/dts/ti/k3-j721e-som-p0.dtsi
index e90e43202546e..928d3a8ad2d09 100644
--- a/arch/arm64/boot/dts/ti/k3-j721e-som-p0.dtsi
+++ b/arch/arm64/boot/dts/ti/k3-j721e-som-p0.dtsi
@@ -202,6 +202,7 @@ eeprom at 50 {
 };
 
 &ospi0 {
+	status = "okay";
 	pinctrl-names = "default";
 	pinctrl-0 = <&mcu_fss0_ospi0_pins_default>;
 
-- 
2.39.2




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