[PATCH v2 3/3] LoongArch: dts: Update UART driver to Loongson-2K0500, Loongson-2K1000 and Loongson-2K2000.
From: zhenghaowei
Date: Sun Aug 04 2024 - 02:39:03 EST
From: Haowei Zheng <zhenghaowei@xxxxxxxxxxx>
Change to use the Loongson UART driver by default.
Signed-off-by: Haowei Zheng <zhenghaowei@xxxxxxxxxxx>
---
arch/loongarch/boot/dts/loongson-2k0500.dtsi | 6 +++++-
arch/loongarch/boot/dts/loongson-2k1000.dtsi | 6 +++++-
arch/loongarch/boot/dts/loongson-2k2000.dtsi | 5 ++++-
3 files changed, 14 insertions(+), 3 deletions(-)
diff --git a/arch/loongarch/boot/dts/loongson-2k0500.dtsi b/arch/loongarch/boot/dts/loongson-2k0500.dtsi
index 3b38ff8853a7..aba6c0991b36 100644
--- a/arch/loongarch/boot/dts/loongson-2k0500.dtsi
+++ b/arch/loongarch/boot/dts/loongson-2k0500.dtsi
@@ -220,12 +220,16 @@ tsensor: thermal-sensor@1fe11500 {
};
uart0: serial@1ff40800 {
- compatible = "ns16550a";
+ compatible = "loongson,ls7a-uart";
reg = <0x0 0x1ff40800 0x0 0x10>;
clock-frequency = <100000000>;
interrupt-parent = <&eiointc>;
interrupts = <2>;
no-loopback-test;
+ rts-invert;
+ dtr-invert;
+ cts-invert;
+ dsr-invert;
status = "disabled";
};
diff --git a/arch/loongarch/boot/dts/loongson-2k1000.dtsi b/arch/loongarch/boot/dts/loongson-2k1000.dtsi
index 92180140eb56..44c57d2e5dc2 100644
--- a/arch/loongarch/boot/dts/loongson-2k1000.dtsi
+++ b/arch/loongarch/boot/dts/loongson-2k1000.dtsi
@@ -297,12 +297,16 @@ dma-controller@1fe00c40 {
};
uart0: serial@1fe20000 {
- compatible = "ns16550a";
+ compatible = "loongson,ls7a-uart";
reg = <0x0 0x1fe20000 0x0 0x10>;
clock-frequency = <125000000>;
interrupt-parent = <&liointc0>;
interrupts = <0x0 IRQ_TYPE_LEVEL_HIGH>;
no-loopback-test;
+ rts-invert;
+ dtr-invert;
+ cts-invert;
+ dsr-invert;
status = "disabled";
};
diff --git a/arch/loongarch/boot/dts/loongson-2k2000.dtsi b/arch/loongarch/boot/dts/loongson-2k2000.dtsi
index 0953c5707825..394494aaa242 100644
--- a/arch/loongarch/boot/dts/loongson-2k2000.dtsi
+++ b/arch/loongarch/boot/dts/loongson-2k2000.dtsi
@@ -174,12 +174,15 @@ rtc0: rtc@100d0100 {
};
uart0: serial@1fe001e0 {
- compatible = "ns16550a";
+ compatible = "loongson,ls7a-uart";
reg = <0x0 0x1fe001e0 0x0 0x10>;
clock-frequency = <100000000>;
interrupt-parent = <&liointc>;
interrupts = <10 IRQ_TYPE_LEVEL_HIGH>;
no-loopback-test;
+ fractional-division;
+ rts-invert;
+ dtr-invert;
status = "disabled";
};
--
2.43.0