From: Leo Li <leoyang.li@nxp.com>
To: Ran Wang <ran.wang_1@nxp.com>, Rob Herring <robh+dt@kernel.org>,
Shawn Guo <shawnguo@kernel.org>
Cc: "devicetree@vger.kernel.org" <devicetree@vger.kernel.org>,
Biwen Li <biwen.li@nxp.com>,
"linux-kernel@vger.kernel.org" <linux-kernel@vger.kernel.org>,
Ran Wang <ran.wang_1@nxp.com>,
"linuxppc-dev@lists.ozlabs.org" <linuxppc-dev@lists.ozlabs.org>,
"linux-arm-kernel@lists.infradead.org"
<linux-arm-kernel@lists.infradead.org>
Subject: RE: [PATCH 1/5] Documentation: dt: binding: fsl: Add 'fsl,ippdexpcr1-alt-addr' property
Date: Mon, 21 Sep 2020 22:20:03 +0000 [thread overview]
Message-ID: <VE1PR04MB6687A3E64431C16831D09C568F3A0@VE1PR04MB6687.eurprd04.prod.outlook.com> (raw)
In-Reply-To: <20200916081831.24747-1-ran.wang_1@nxp.com>
> -----Original Message-----
> From: Ran Wang <ran.wang_1@nxp.com>
> Sent: Wednesday, September 16, 2020 3:18 AM
> To: Leo Li <leoyang.li@nxp.com>; Rob Herring <robh+dt@kernel.org>;
> Shawn Guo <shawnguo@kernel.org>
> Cc: linuxppc-dev@lists.ozlabs.org; linux-arm-kernel@lists.infradead.org;
> devicetree@vger.kernel.org; linux-kernel@vger.kernel.org; Biwen Li
> <biwen.li@nxp.com>; Ran Wang <ran.wang_1@nxp.com>
> Subject: [PATCH 1/5] Documentation: dt: binding: fsl: Add 'fsl,ippdexpcr1-alt-
> addr' property
>
> From: Biwen Li <biwen.li@nxp.com>
>
> The 'fsl,ippdexpcr1-alt-addr' property is used to handle an errata A-008646 on
> LS1021A
It looks like the previous version of this patch has gotten the reviewed-by from Rob. It would be good to be added to the patch for new submission.
>
> Signed-off-by: Biwen Li <biwen.li@nxp.com>
> Signed-off-by: Ran Wang <ran.wang_1@nxp.com>
> ---
> Documentation/devicetree/bindings/soc/fsl/rcpm.txt | 19
> +++++++++++++++++++
> 1 file changed, 19 insertions(+)
>
> diff --git a/Documentation/devicetree/bindings/soc/fsl/rcpm.txt
> b/Documentation/devicetree/bindings/soc/fsl/rcpm.txt
> index 5a33619..1be58a3 100644
> --- a/Documentation/devicetree/bindings/soc/fsl/rcpm.txt
> +++ b/Documentation/devicetree/bindings/soc/fsl/rcpm.txt
> @@ -34,6 +34,11 @@ Chassis Version Example Chips
> Optional properties:
> - little-endian : RCPM register block is Little Endian. Without it RCPM
> will be Big Endian (default case).
> + - fsl,ippdexpcr1-alt-addr : The property is related to a hardware issue
> + on SoC LS1021A and only needed on SoC LS1021A.
> + Must include 2 entries:
> + The first entry must be a link to the SCFG device node.
> + The 2nd entry must be offset of register IPPDEXPCR1 in SCFG.
>
> Example:
> The RCPM node for T4240:
> @@ -43,6 +48,20 @@ The RCPM node for T4240:
> #fsl,rcpm-wakeup-cells = <2>;
> };
>
> +The RCPM node for LS1021A:
> + rcpm: rcpm@1ee2140 {
> + compatible = "fsl,ls1021a-rcpm", "fsl,qoriq-rcpm-2.1+";
> + reg = <0x0 0x1ee2140 0x0 0x8>;
> + #fsl,rcpm-wakeup-cells = <2>;
> +
> + /*
> + * The second and third entry compose an alt offset
> + * address for IPPDEXPCR1(SCFG_SPARECR8)
> + */
> + fsl,ippdexpcr1-alt-addr = <&scfg 0x51c>;
> + };
> +
> +
> * Freescale RCPM Wakeup Source Device Tree Bindings
> -------------------------------------------
> Required fsl,rcpm-wakeup property should be added to a device node if the
> device
> --
> 2.7.4
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next prev parent reply other threads:[~2020-09-21 22:21 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-09-16 8:18 [PATCH 1/5] Documentation: dt: binding: fsl: Add 'fsl, ippdexpcr1-alt-addr' property Ran Wang
2020-09-16 8:18 ` [PATCH 2/5] soc: fsl: handle RCPM errata A-008646 on SoC LS1021A Ran Wang
2020-09-21 22:42 ` Leo Li
2020-09-22 2:16 ` Ran Wang
2020-09-16 8:18 ` [PATCH 3/5] arm: dts: ls1021a: fix that FlexTimer cannot wakeup system in deep sleep Ran Wang
2020-09-21 22:58 ` Leo Li
2020-09-22 2:18 ` Ran Wang
2020-09-16 8:18 ` [PATCH 4/5] arm: dts: ls1021a: fix flextimer failed to wake system Ran Wang
2020-09-21 23:01 ` Leo Li
2020-09-16 8:18 ` [PATCH 5/5] arm: dts: ls1021a: fix rcpm failed to claim resource Ran Wang
2020-09-21 21:57 ` Leo Li
2020-09-21 22:20 ` Leo Li [this message]
2020-09-22 2:12 ` [PATCH 1/5] Documentation: dt: binding: fsl: Add 'fsl,ippdexpcr1-alt-addr' property Ran Wang
2020-09-23 2:32 ` Rob Herring
2020-09-23 6:44 ` Ran Wang
2020-09-27 7:23 ` Ran Wang
2020-09-28 13:56 ` Rob Herring
2020-09-29 0:34 ` Ran Wang
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