[PATCH v2 3/3] arm64: dts: meson: set 128bytes FIFO size on uart A
Neil Armstrong
narmstrong at baylibre.com
Thu Mar 25 15:24:10 GMT 2021
The first UART controller in "Everything-Else" power domain, usually used
for Bluetooth HCI has 128bytes FIFO depth.
Signed-off-by: Neil Armstrong <narmstrong at baylibre.com>
---
arch/arm64/boot/dts/amlogic/meson-axg.dtsi | 1 +
arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi | 1 +
arch/arm64/boot/dts/amlogic/meson-gx.dtsi | 1 +
3 files changed, 3 insertions(+)
diff --git a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
index d945c84ab697..db3dae932a08 100644
--- a/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-axg.dtsi
@@ -1872,6 +1872,7 @@ uart_A: serial at 24000 {
status = "disabled";
clocks = <&xtal>, <&clkc CLKID_UART0>, <&xtal>;
clock-names = "xtal", "pclk", "baud";
+ fifo-size = <128>;
};
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
index b858c5e43cc8..4f5b85ad3120 100644
--- a/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-g12-common.dtsi
@@ -2311,6 +2311,7 @@ uart_A: serial at 24000 {
clocks = <&xtal>, <&clkc CLKID_UART0>, <&xtal>;
clock-names = "xtal", "pclk", "baud";
status = "disabled";
+ fifo-size = <128>;
};
};
diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
index 0edd137151f8..8eae0b7d1642 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
@@ -295,6 +295,7 @@ uart_A: serial at 84c0 {
reg = <0x0 0x84c0 0x0 0x18>;
interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>;
status = "disabled";
+ fifo-size = <128>;
};
uart_B: serial at 84dc {
--
2.25.1
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