From: Arun Parameswaran <arun.parameswaran@broadcom.com>
To: Andrew Lunn <andrew@lunn.ch>
Cc: "David S. Miller" <davem@davemloft.net>,
Florian Fainelli <f.fainelli@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>, Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
Catalin Marinas <catalin.marinas@arm.com>,
Will Deacon <will.deacon@arm.com>,
netdev@vger.kernel.org, devicetree@vger.kernel.org,
linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org,
bcm-kernel-feedback-list@broadcom.com
Subject: Re: [PATCH 2/7] net: phy: Fix the register offsets in Broadcom iProc mdio mux driver
Date: Thu, 26 Jul 2018 12:16:52 -0700 [thread overview]
Message-ID: <6188441f-670d-7644-361b-7a5e8e06c9c2@broadcom.com> (raw)
In-Reply-To: <20180726190636.GG10686@lunn.ch>
On 18-07-26 12:06 PM, Andrew Lunn wrote:
> On Thu, Jul 26, 2018 at 11:36:19AM -0700, Arun Parameswaran wrote:
>> Modify the register offsets in the Broadcom iProc mdio mux to start
>> from the top of the register address space.
>>
>> Earlier the base address specified was from the middle of the block's
>> register space. The base address will now point to the start of the
>> mdio's address space. The offsets have been fixed to match this.
>
> Hi Arun
>
> Did you consider a change something like:
That looks good. I will make this change to the patch.
Thanks
Arun
>
> diff --git a/drivers/net/phy/mdio-mux-bcm-iproc.c b/drivers/net/phy/mdio-mux-bcm-iproc.c
> index 0831b7142df7..2d53e609498c 100644
> --- a/drivers/net/phy/mdio-mux-bcm-iproc.c
> +++ b/drivers/net/phy/mdio-mux-bcm-iproc.c
> @@ -169,6 +169,12 @@ static int mdio_mux_iproc_probe(struct platform_device *pdev)
> md->dev = &pdev->dev;
>
> res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
> +
> + if (res->start & 0xfff != 0) {
> + dev_info(&pdev->dev, "Please upgrade your device tree blob.\n");
> + res->start &= ~0xfff;
> + }
> +
> md->base = devm_ioremap_resource(&pdev->dev, res);
> if (IS_ERR(md->base)) {
> dev_err(&pdev->dev, "failed to ioremap register\n");
>
>
> Andrew
>
next prev parent reply other threads:[~2018-07-26 19:16 UTC|newest]
Thread overview: 25+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-07-26 18:36 [PATCH 0/7] Add clock config and pm support to bcm iProc mdio mux Arun Parameswaran
2018-07-26 18:36 ` [PATCH 1/7] dt-bindings: net: Fix Broadcom iProc mdio mux driver base address Arun Parameswaran
2018-07-26 19:01 ` Andrew Lunn
2018-07-26 19:15 ` Arun Parameswaran
2018-07-26 18:36 ` [PATCH 2/7] net: phy: Fix the register offsets in Broadcom iProc mdio mux driver Arun Parameswaran
2018-07-26 19:06 ` Andrew Lunn
2018-07-26 19:16 ` Arun Parameswaran [this message]
2018-07-26 19:25 ` Ray Jui
2018-07-26 19:29 ` Andrew Lunn
2018-07-26 18:36 ` [PATCH 3/7] arm64: dts: Fix the base address of the Broadcom iProc mdio mux Arun Parameswaran
2018-07-26 18:36 ` [PATCH 4/7] dt-bindings: net: Add clock handle to " Arun Parameswaran
2018-07-26 18:36 ` [PATCH 5/7] net: phy: Add support to configure clock in " Arun Parameswaran
2018-07-26 19:13 ` Andrew Lunn
2018-07-26 19:20 ` Arun Parameswaran
2018-07-26 19:26 ` Andrew Lunn
2018-07-26 20:00 ` Arun Parameswaran
2018-07-26 18:36 ` [PATCH 6/7] net: phy: Add pm support to Broadcom iProc mdio mux driver Arun Parameswaran
2018-07-26 19:16 ` Andrew Lunn
2018-07-26 18:36 ` [PATCH 7/7] net: phy: Add pm support for scan ctrl register to bcm mdio mux Arun Parameswaran
2018-07-26 19:20 ` Andrew Lunn
2018-07-26 19:33 ` Arun Parameswaran
2018-07-26 19:36 ` Andrew Lunn
2018-07-26 19:51 ` Arun Parameswaran
2018-07-26 18:52 ` [PATCH 0/7] Add clock config and pm support to bcm iProc " Andrew Lunn
2018-07-26 19:00 ` Arun Parameswaran
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