From mboxrd@z Thu Jan 1 00:00:00 1970 From: olivier.schonken@gmail.com (Olivier Schonken) Date: Tue, 5 Jul 2016 10:05:50 +0200 Subject: [PATCH v2 2/2] ARM: dts: at91: sama5d2: add ETM and ETB nodes In-Reply-To: <1467705950-29482-1-git-send-email-olivier.schonken@gmail.com> References: <1467705950-29482-1-git-send-email-olivier.schonken@gmail.com> Message-ID: <1467705950-29482-2-git-send-email-olivier.schonken@gmail.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add node to support SAMA5D2 Embedded Trace Macrocell and Embedded Trace Buffer. This patch depends on coresight-etm3x: Add ARM ETM-A5 peripheral ID for proper coresight functionality. It also depends on clocksource: timer-atmel-pit: enable mck to not stall SAMA5D2 on bootup. Signed-off-by: Olivier Schonken --- arch/arm/boot/dts/sama5d2.dtsi | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi index 5d63206..bde24ab 100644 --- a/arch/arm/boot/dts/sama5d2.dtsi +++ b/arch/arm/boot/dts/sama5d2.dtsi @@ -77,6 +77,35 @@ interrupts = <2 IRQ_TYPE_LEVEL_HIGH 0>; }; + etb { + compatible = "arm,coresight-etb10", "arm,primecell"; + reg = <0x740000 0x1000>; + + clocks = <&mck>; + clock-names = "apb_pclk"; + + port { + etb_in: endpoint { + slave-mode; + remote-endpoint = <&etm_out>; + }; + }; + }; + + etm { + compatible = "arm,coresight-etm3x", "arm,primecell"; + reg = <0x73C000 0x1000>; + + clocks = <&mck>; + clock-names = "apb_pclk"; + + port { + etm_out: endpoint { + remote-endpoint = <&etb_in>; + }; + }; + }; + memory { reg = <0x20000000 0x20000000>; }; -- 1.9.1