diff mbox series

[4/4] arm64: dts: imx8mm: Add system counter node

Message ID 20190621070720.12395-4-Anson.Huang@nxp.com (mailing list archive)
State New, archived
Headers show
Series [1/4] arm64: Enable TIMER_IMX_SYS_CTR for ARCH_MXC platforms | expand

Commit Message

Anson Huang June 21, 2019, 7:07 a.m. UTC 
From: Anson Huang <Anson.Huang@nxp.com>

Add i.MX8MM system counter node to enable timer-imx-sysctr
broadcast timer driver.

Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
---
 arch/arm64/boot/dts/freescale/imx8mm.dtsi | 9 +++++++++
 1 file changed, 9 insertions(+)

Comments

Martin Kepplinger June 22, 2019, 12:10 p.m. UTC | #1 
On 21.06.19 09:07, Anson.Huang@nxp.com wrote:
> From: Anson Huang <Anson.Huang@nxp.com>
> 
> Add i.MX8MM system counter node to enable timer-imx-sysctr
> broadcast timer driver.
> 


do we need similar additions to imx8mq? If so, I think these would fit
in here too.

thanks,
                                martin
Anson Huang June 23, 2019, 11:20 a.m. UTC | #2 
Hi, Martin

> -----Original Message-----
> From: Martin Kepplinger <martink@posteo.de>
> Sent: Saturday, June 22, 2019 8:10 PM
> To: Anson Huang <anson.huang@nxp.com>; catalin.marinas@arm.com;
> will@kernel.org; robh+dt@kernel.org; mark.rutland@arm.com;
> shawnguo@kernel.org; s.hauer@pengutronix.de; kernel@pengutronix.de;
> festevam@gmail.com; mturquette@baylibre.com; sboyd@kernel.org;
> Leonard Crestez <leonard.crestez@nxp.com>; Aisheng Dong
> <aisheng.dong@nxp.com>; Jacky Bai <ping.bai@nxp.com>; Daniel Baluta
> <daniel.baluta@nxp.com>; Peng Fan <peng.fan@nxp.com>; Abel Vesa
> <abel.vesa@nxp.com>; linux-arm-kernel@lists.infradead.org; linux-
> kernel@vger.kernel.org; devicetree@vger.kernel.org; linux-
> clk@vger.kernel.org
> Cc: dl-linux-imx <linux-imx@nxp.com>
> Subject: Re: [PATCH 4/4] arm64: dts: imx8mm: Add system counter node
> 
> On 21.06.19 09:07, Anson.Huang@nxp.com wrote:
> > From: Anson Huang <Anson.Huang@nxp.com>
> >
> > Add i.MX8MM system counter node to enable timer-imx-sysctr broadcast
> > timer driver.
> >
> 
> 
> do we need similar additions to imx8mq? If so, I think these would fit in here
> too.

i.MX8MQ has something different about system counter driver enablement, I did
it in another patch series.

Anson.

> 
> thanks,
>                                 martin
diff mbox series

Patch

diff --git a/arch/arm64/boot/dts/freescale/imx8mm.dtsi b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
index 232a741..f606efa 100644
--- a/arch/arm64/boot/dts/freescale/imx8mm.dtsi
+++ b/arch/arm64/boot/dts/freescale/imx8mm.dtsi
@@ -510,6 +510,15 @@ 
 				#pwm-cells = <2>;
 				status = "disabled";
 			};
+
+			system_counter: timer@306a0000 {
+				compatible = "nxp,sysctr-timer";
+				reg = <0x306a0000 0x30000>;
+				interrupts = <GIC_SPI 47 IRQ_TYPE_LEVEL_HIGH>,
+					     <GIC_SPI 48 IRQ_TYPE_LEVEL_HIGH>;
+				clocks = <&clk IMX8MM_CLK_SYS_CTR>;
+				clock-names = "per";
+			};
 		};
 
 		aips3: bus@30800000 {