From: "周琰杰 (Zhou Yanjie)" <zhouyanjie@wanyeetech.com>
To: linux-mips@vger.kernel.org
Cc: linux-kernel@vger.kernel.org, devicetree@vger.kernel.org,
mips-creator-ci20-dev@googlegroups.com, robh+dt@kernel.org,
paul.burton@mips.com, paulburton@kernel.org, jhogan@kernel.org,
mark.rutland@arm.com, syq@debian.org, ralf@linux-mips.org,
rick.tyliu@ingenic.com, jason@lakedaemon.net,
keescook@chromium.org, geert+renesas@glider.be, krzk@kernel.org,
paul@crapouillou.net, prasannatsmkumar@gmail.com,
sernia.zhou@foxmail.com, zhenwenjin@gmail.com,
ebiederm@xmission.com, hns@goldelico.com, paul@boddie.org.uk
Subject: [PATCH v2 5/6] MIPS: CI20: Modify DTS to support high resolution timer for SMP.
Date: Fri, 17 Jan 2020 01:23:48 +0800 [thread overview]
Message-ID: <1579195429-59828-7-git-send-email-zhouyanjie@wanyeetech.com> (raw)
In-Reply-To: <1579195429-59828-1-git-send-email-zhouyanjie@wanyeetech.com>
Modify DTS, change tcu channel from 2 to 3, channel #0 and #1 for
per core local timer, #2 for clocksource.
Tested-by: H. Nikolaus Schaller <hns@goldelico.com>
Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
---
Notes:
v1->v2:
No change.
arch/mips/boot/dts/ingenic/ci20.dts | 11 +++++++++--
1 file changed, 9 insertions(+), 2 deletions(-)
diff --git a/arch/mips/boot/dts/ingenic/ci20.dts b/arch/mips/boot/dts/ingenic/ci20.dts
index 37b9316..98c4c42 100644
--- a/arch/mips/boot/dts/ingenic/ci20.dts
+++ b/arch/mips/boot/dts/ingenic/ci20.dts
@@ -456,6 +456,13 @@
&tcu {
/* 3 MHz for the system timer and clocksource */
- assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER1>;
- assigned-clock-rates = <3000000>, <3000000>;
+ assigned-clocks = <&tcu TCU_CLK_TIMER0>, <&tcu TCU_CLK_TIMER1>,
+ <&tcu TCU_CLK_TIMER2>;
+ assigned-clock-rates = <3000000>, <3000000>, <750000>;
+
+ /*
+ * Use channel #0 and #1 for the per core system timer,
+ * and use channel #2 for the clocksource.
+ */
+ ingenic,pwm-channels-mask = <0xF8>;
};
--
2.7.4
next prev parent reply other threads:[~2020-01-16 18:35 UTC|newest]
Thread overview: 14+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-01-16 17:23 Introduce SMP support for CI20 (based on JZ4780) v2 周琰杰 (Zhou Yanjie)
2020-01-16 17:23 ` [PATCH v2 0/6] Introduce SMP support for JZ4780 周琰杰 (Zhou Yanjie)
2020-01-16 17:23 ` [PATCH v2 1/6] MIPS: JZ4780: Introduce SMP support 周琰杰 (Zhou Yanjie)
2020-01-17 0:33 ` Jiaxun Yang
2020-01-24 4:54 ` Zhou Yanjie
2020-01-17 2:12 ` Paul Cercueil
2020-01-24 4:56 ` Zhou Yanjie
2020-01-17 3:36 ` Jiaxun Yang
2020-01-16 17:23 ` [PATCH v2 2/6] clocksource: Ingenic: Add high resolution timer support for SMP 周琰杰 (Zhou Yanjie)
2020-01-16 17:23 ` [PATCH v2 3/6] dt-bindings: MIPS: Document Ingenic SoCs binding 周琰杰 (Zhou Yanjie)
2020-01-17 16:31 ` Rob Herring
2020-01-16 17:23 ` [PATCH v2 4/6] MIPS: Ingenic: Add 'cpus' node for Ingenic SoCs 周琰杰 (Zhou Yanjie)
2020-01-16 17:23 ` 周琰杰 (Zhou Yanjie) [this message]
2020-01-16 17:23 ` [PATCH v2 6/6] MIPS: CI20: Update defconfig to support SMP 周琰杰 (Zhou Yanjie)
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