[PATCH v1 05/14] arm64: dts: mediatek: mt7988: move uart0 and spi1 pins to soc dtsi
Frank Wunderlich
linux at fw-web.de
Sun May 11 07:19:21 PDT 2025
From: Frank Wunderlich <frank-w at public-files.de>
In order to use uart0 or spi1 there is only 1 possible pin definition
so move them to soc dtsi to reuse them in other boards and avoiding
conflict if defined twice.
Suggested-by: Daniel Golle <daniel at makrotopia.org>
Signed-off-by: Frank Wunderlich <frank-w at public-files.de>
---
.../dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi | 14 --------------
arch/arm64/boot/dts/mediatek/mt7988a.dtsi | 18 ++++++++++++++++++
2 files changed, 18 insertions(+), 14 deletions(-)
diff --git a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
index 37e541a98ee1..23b267cd47ac 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a-bananapi-bpi-r4.dtsi
@@ -328,13 +328,6 @@ mux {
};
};
- uart0_pins: uart0-pins {
- mux {
- function = "uart";
- groups = "uart0";
- };
- };
-
snfi_pins: snfi-pins {
mux {
function = "flash";
@@ -356,13 +349,6 @@ mux {
};
};
- spi1_pins: spi1-pins {
- mux {
- function = "spi";
- groups = "spi1";
- };
- };
-
spi2_pins: spi2-pins {
mux {
function = "spi";
diff --git a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
index 8c31935f4ab0..ab6fc09940b8 100644
--- a/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
+++ b/arch/arm64/boot/dts/mediatek/mt7988a.dtsi
@@ -209,6 +209,20 @@ mux {
"pcie_wake_n3_0";
};
};
+
+ spi1_pins: spi1-pins {
+ mux {
+ function = "spi";
+ groups = "spi1";
+ };
+ };
+
+ uart0_pins: uart0-pins {
+ mux {
+ function = "uart";
+ groups = "uart0";
+ };
+ };
};
pwm: pwm at 10048000 {
@@ -244,6 +258,8 @@ serial0: serial at 11000000 {
clocks = <&topckgen CLK_TOP_UART_SEL>,
<&infracfg CLK_INFRA_52M_UART0_CK>;
clock-names = "baud", "bus";
+ pinctrl-names = "default";
+ pinctrl-0 = <&uart0_pins>;
status = "disabled";
};
@@ -338,6 +354,8 @@ spi1: spi at 11008000 {
"hclk";
#address-cells = <1>;
#size-cells = <0>;
+ pinctrl-names = "default";
+ pinctrl-0 = <&spi1_pins>;
status = "disabled";
};
--
2.43.0
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