From: Philipp Zabel <p.zabel@pengutronix.de>
To: Richard Zhu <hongxing.zhu@nxp.com>,
l.stach@pengutronix.de, bhelgaas@google.com,
lorenzo.pieralisi@arm.com, robh@kernel.org, shawnguo@kernel.org,
vkoul@kernel.org, alexander.stein@ew.tq-group.com, marex@denx.de,
richard.leitner@linux.dev
Cc: linux-phy@lists.infradead.org, devicetree@vger.kernel.org,
linux-pci@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, kernel@pengutronix.de,
linux-imx@nxp.com
Subject: Re: [PATCH v5 4/7] reset: imx7: Fix the iMX8MP PCIe PHY PERST support
Date: Tue, 30 Aug 2022 18:46:25 +0200 [thread overview]
Message-ID: <569a5d63af850d4180546c2c25220cbb988846eb.camel@pengutronix.de> (raw)
In-Reply-To: <1661845564-11373-5-git-send-email-hongxing.zhu@nxp.com>
Hi,
On Di, 2022-08-30 at 15:46 +0800, Richard Zhu wrote:
> On i.MX7/iMX8MM/iMX8MQ, the initialized default value of PERST bit(BIT3)
> of SRC_PCIEPHY_RCR is 1b'1.
> But i.MX8MP has one inversed default value 1b'0 of PERST bit.
>
> And the PERST bit should be kept 1b'1 after power and clocks are stable.
> So fix the i.MX8MP PCIe PHY PERST support here.
>
> Fixes: e08672c03981 ("reset: imx7: Add support for i.MX8MP SoC")
> Signed-off-by: Richard Zhu <hongxing.zhu@nxp.com>
> Reviewed-by: Philipp Zabel <p.zabel@pengutronix.de>
> Tested-by: Marek Vasut <marex@denx.de>
> Tested-by: Richard Leitner <richard.leitner@skidata.com>
> Tested-by: Alexander Stein <alexander.stein@ew.tq-group.com>
I've applied this patch to the reset/fixes branch.
regards
Philipp
next prev parent reply other threads:[~2022-08-30 16:46 UTC|newest]
Thread overview: 18+ messages / expand[flat|nested] mbox.gz Atom feed top
2022-08-30 7:45 [PATCH v5 0/7] Add the iMX8MP PCIe support Richard Zhu
2022-08-30 7:45 ` [PATCH v5 1/7] dt-binding: phy: Add iMX8MP PCIe PHY binding Richard Zhu
2022-08-30 7:45 ` [PATCH v5 2/7] arm64: dts: imx8mp: Add iMX8MP PCIe support Richard Zhu
2022-08-30 7:46 ` [PATCH v5 3/7] arm64: dts: imx8mp-evk: Add " Richard Zhu
2022-08-31 10:18 ` Marcel Ziswiler
2022-09-01 1:28 ` Hongxing Zhu
2022-08-30 7:46 ` [PATCH v5 4/7] reset: imx7: Fix the iMX8MP PCIe PHY PERST support Richard Zhu
2022-08-30 16:46 ` Philipp Zabel [this message]
2022-08-31 0:38 ` Hongxing Zhu
2022-08-30 7:46 ` [PATCH v5 5/7] soc: imx: imx8mp-blk-ctrl: handle PCIe PHY resets Richard Zhu
2022-08-31 8:36 ` Lucas Stach
2022-09-01 1:28 ` Hongxing Zhu
2022-08-30 7:46 ` [PATCH v5 6/7] phy: freescale: imx8m-pcie: Add iMX8MP PCIe PHY support Richard Zhu
2022-08-30 13:07 ` Lucas Stach
2022-08-31 6:16 ` Hongxing Zhu
2022-08-31 8:34 ` Lucas Stach
2022-09-01 1:28 ` Hongxing Zhu
2022-08-30 7:46 ` [PATCH v5 7/7] PCI: imx6: Add iMX8MP PCIe support Richard Zhu
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