[PATCHv1 1/3] arm: mvebu: add uartX labels for Armada SoC serial nodes
From: andrew@lunn.ch (Andrew Lunn)
Date: 2014-11-16 01:09:33
Also in:
linux-devicetree
On Sun, Nov 16, 2014 at 01:04:12AM +0100, Arnaud Ebalard wrote:
This patch adds uartX labels for Armada SoC serial nodes. This is a preliminary work to be able to easily reference the serial lines in Device Tree files. One expected future use is when providing stdout-path property for barebox. Signed-off-by: Arnaud Ebalard <redacted>
Acked-by: Andrew Lunn <andrew@lunn.ch>
Not a must, but it would be nice to make use of these in
armada-xp-lenovo-ix4-300d.dts, which currently has:
stdout-path = "/soc/internal-regs/serial at 12000";
Andrew
quoted hunk
--- arch/arm/boot/dts/armada-370-xp.dtsi | 5 +++-- arch/arm/boot/dts/armada-xp.dtsi | 5 +++-- 2 files changed, 6 insertions(+), 4 deletions(-)diff --git a/arch/arm/boot/dts/armada-370-xp.dtsi b/arch/arm/boot/dts/armada-370-xp.dtsi index 83286ec9702c..2be9723bcdf3 100644 --- a/arch/arm/boot/dts/armada-370-xp.dtsi +++ b/arch/arm/boot/dts/armada-370-xp.dtsi@@ -151,7 +151,7 @@ status = "disabled"; }; - serial at 12000 { + uart0: serial at 12000 { compatible = "snps,dw-apb-uart"; reg = <0x12000 0x100>; reg-shift = <2>;@@ -160,7 +160,8 @@ clocks = <&coreclk 0>; status = "disabled"; }; - serial at 12100 { + + uart1: serial at 12100 { compatible = "snps,dw-apb-uart"; reg = <0x12100 0x100>; reg-shift = <2>;diff --git a/arch/arm/boot/dts/armada-xp.dtsi b/arch/arm/boot/dts/armada-xp.dtsi index bff9f6c18db1..a68f5b837536 100644 --- a/arch/arm/boot/dts/armada-xp.dtsi +++ b/arch/arm/boot/dts/armada-xp.dtsi@@ -52,7 +52,7 @@ reg = <0x11100 0x100>; }; - serial at 12200 { + uart2: serial at 12200 { compatible = "snps,dw-apb-uart"; reg = <0x12200 0x100>; reg-shift = <2>;@@ -61,7 +61,8 @@ clocks = <&coreclk 0>; status = "disabled"; }; - serial at 12300 { + + uart3: serial at 12300 { compatible = "snps,dw-apb-uart"; reg = <0x12300 0x100>; reg-shift = <2>;-- 2.1.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel at lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel