[PATCH 1/2] ARM: dts: meson8: use stable UART bindings with correct gate clock

Martin Blumenstingl martin.blumenstingl at googlemail.com
Sat Oct 28 05:34:29 PDT 2017


Switch to the stable UART bindings and add the correct gate clocks
to the non-AO UART nodes.
This fixes the non-AO UARTs if the bootloader didn't un-gate the clocks.

Signed-off-by: Martin Blumenstingl <martin.blumenstingl at googlemail.com>
---
 arch/arm/boot/dts/meson8.dtsi | 16 ++++++++++++----
 1 file changed, 12 insertions(+), 4 deletions(-)

diff --git a/arch/arm/boot/dts/meson8.dtsi b/arch/arm/boot/dts/meson8.dtsi
index 661287806ead..eb3f8161eef0 100644
--- a/arch/arm/boot/dts/meson8.dtsi
+++ b/arch/arm/boot/dts/meson8.dtsi
@@ -337,19 +337,27 @@
 };
 
 &uart_AO {
-	clocks = <&clkc CLKID_CLK81>;
+	compatible = "amlogic,meson8-uart", "amlogic,meson-uart";
+	clocks = <&clkc CLKID_XTAL>, <&clkc CLKID_CLK81>, <&clkc CLKID_CLK81>;
+	clock-names = "xtal", "pclk", "baud";
 };
 
 &uart_A {
-	clocks = <&clkc CLKID_CLK81>;
+	compatible = "amlogic,meson8-uart", "amlogic,meson-uart";
+	clocks = <&clkc CLKID_XTAL>, <&clkc CLKID_UART0>, <&clkc CLKID_CLK81>;
+	clock-names = "xtal", "pclk", "baud";
 };
 
 &uart_B {
-	clocks = <&clkc CLKID_CLK81>;
+	compatible = "amlogic,meson8-uart", "amlogic,meson-uart";
+	clocks = <&clkc CLKID_XTAL>, <&clkc CLKID_UART1>, <&clkc CLKID_CLK81>;
+	clock-names = "xtal", "pclk", "baud";
 };
 
 &uart_C {
-	clocks = <&clkc CLKID_CLK81>;
+	compatible = "amlogic,meson8-uart", "amlogic,meson-uart";
+	clocks = <&clkc CLKID_XTAL>, <&clkc CLKID_UART2>, <&clkc CLKID_CLK81>;
+	clock-names = "xtal", "pclk", "baud";
 };
 
 &usb0 {
-- 
2.14.3




More information about the linux-amlogic mailing list