Thread (8 messages) 8 messages, 3 authors, 2017-06-20
STALE3284d REVIEWED: 4 (4M)
Revisions (2)
  1. v4 [diff vs current]
  2. v5 current

[PATCH v5 3/4] ARM64: dts: meson-gx: use stable UART bindings with correct gate clock

From: Neil Armstrong <hidden>
Date: 2017-06-14 08:29:38
Also in: linux-amlogic, linux-devicetree, linux-serial, lkml
Subsystem: arm/amlogic meson soc support, the rest · Maintainers: Neil Armstrong, Kevin Hilman, Linus Torvalds

From: Helmut Klein <redacted>

This patch switches to the stable UART bindings but also add the correct
gate clock to the non-AO UART nodes for GXBB and GXL SoCs.

Acked-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Helmut Klein <redacted>
Signed-off-by: Neil Armstrong <redacted>
---
 arch/arm64/boot/dts/amlogic/meson-gx.dtsi   | 12 +++++-------
 arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi | 25 +++++++++++++++++++++++++
 arch/arm64/boot/dts/amlogic/meson-gxl.dtsi  | 25 +++++++++++++++++++++++++
 3 files changed, 55 insertions(+), 7 deletions(-)
diff --git a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
index 603491d..86a4018 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gx.dtsi
@@ -225,7 +225,7 @@
 			};
 
 			uart_A: serial at 84c0 {
-				compatible = "amlogic,meson-uart";
+				compatible = "amlogic,meson-gx-uart";
 				reg = <0x0 0x84c0 0x0 0x14>;
 				interrupts = <GIC_SPI 26 IRQ_TYPE_EDGE_RISING>;
 				clocks = <&xtal>;
@@ -233,7 +233,7 @@
 			};
 
 			uart_B: serial at 84dc {
-				compatible = "amlogic,meson-uart";
+				compatible = "amlogic,meson-gx-uart";
 				reg = <0x0 0x84dc 0x0 0x14>;
 				interrupts = <GIC_SPI 75 IRQ_TYPE_EDGE_RISING>;
 				clocks = <&xtal>;
@@ -279,7 +279,7 @@
 			};
 
 			uart_C: serial at 8700 {
-				compatible = "amlogic,meson-uart";
+				compatible = "amlogic,meson-gx-uart";
 				reg = <0x0 0x8700 0x0 0x14>;
 				interrupts = <GIC_SPI 93 IRQ_TYPE_EDGE_RISING>;
 				clocks = <&xtal>;
@@ -366,18 +366,16 @@
 			};
 
 			uart_AO: serial at 4c0 {
-				compatible = "amlogic,meson-uart";
+				compatible = "amlogic,meson-gx-uart", "amlogic,meson-ao-uart";
 				reg = <0x0 0x004c0 0x0 0x14>;
 				interrupts = <GIC_SPI 193 IRQ_TYPE_EDGE_RISING>;
-				clocks = <&xtal>;
 				status = "disabled";
 			};
 
 			uart_AO_B: serial at 4e0 {
-				compatible = "amlogic,meson-uart";
+				compatible = "amlogic,meson-gx-uart", "amlogic,meson-ao-uart";
 				reg = <0x0 0x004e0 0x0 0x14>;
 				interrupts = <GIC_SPI 197 IRQ_TYPE_EDGE_RISING>;
-				clocks = <&xtal>;
 				status = "disabled";
 			};
 
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
index dbd300f..1ae8da7 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxbb.dtsi
@@ -675,6 +675,31 @@
 	clocks = <&clkc CLKID_SPI>;
 };
 
+&uart_A {
+	clocks = <&xtal>, <&clkc CLKID_UART0>, <&xtal>;
+	clock-names = "xtal", "pclk", "baud";
+};
+
+&uart_AO {
+	clocks = <&xtal>, <&clkc CLKID_CLK81>, <&xtal>;
+	clock-names = "xtal", "pclk", "baud";
+};
+
+&uart_AO_B {
+	clocks = <&xtal>, <&clkc CLKID_CLK81>, <&xtal>;
+	clock-names = "xtal", "pclk", "baud";
+};
+
+&uart_B {
+	clocks = <&xtal>, <&clkc CLKID_UART1>, <&xtal>;
+	clock-names = "xtal", "core", "baud";
+};
+
+&uart_C {
+	clocks = <&xtal>, <&clkc CLKID_UART2>, <&xtal>;
+	clock-names = "xtal", "core", "baud";
+};
+
 &vpu {
 	compatible = "amlogic,meson-gxbb-vpu", "amlogic,meson-gx-vpu";
 };
diff --git a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
index 4dfc22b..0c601f8 100644
--- a/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
+++ b/arch/arm64/boot/dts/amlogic/meson-gxl.dtsi
@@ -616,6 +616,31 @@
 	clocks = <&clkc CLKID_SPI>;
 };
 
+&uart_A {
+	clocks = <&xtal>, <&clkc CLKID_UART0>, <&xtal>;
+	clock-names = "xtal", "core", "baud";
+};
+
+&uart_AO {
+	clocks = <&xtal>, <&clkc CLKID_CLK81>, <&xtal>;
+	clock-names = "xtal", "pclk", "baud";
+};
+
+&uart_AO_B {
+	clocks = <&xtal>, <&clkc CLKID_CLK81>, <&xtal>;
+	clock-names = "xtal", "pclk", "baud";
+};
+
+&uart_B {
+	clocks = <&xtal>, <&clkc CLKID_UART1>, <&xtal>;
+	clock-names = "xtal", "core", "baud";
+};
+
+&uart_C {
+	clocks = <&xtal>, <&clkc CLKID_UART2>, <&xtal>;
+	clock-names = "xtal", "core", "baud";
+};
+
 &vpu {
 	compatible = "amlogic,meson-gxl-vpu", "amlogic,meson-gx-vpu";
 };
-- 
1.9.1
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