From: Giuseppe CAVALLARO <peppe.cavallaro@st.com>
To: John Keeping <john@metanate.com>
Cc: Gabriel Fernandez <gabriel.fernandez@linaro.org>,
<netdev@vger.kernel.org>, <linux-kernel@vger.kernel.org>
Subject: Re: [PATCH] stmmac: Fix phy without MDIO subnode
Date: Thu, 24 Mar 2016 13:56:02 +0100 [thread overview]
Message-ID: <56F3E3E2.6070001@st.com> (raw)
In-Reply-To: <1458817012-14293-1-git-send-email-john@metanate.com>
Hi John
This should be fixed by some work done some days
ago and not yet committed.
Pls see "stmmac: MDIO fixes" patch-set and let me know
if ok on your side.
Regards
Peppe
On 3/24/2016 11:56 AM, John Keeping wrote:
> Since commit 88f8b1bb41c6 ("stmmac: Fix 'eth0: No PHY found'
> regression") we no longer allocate mdio_bus_data unless there is a MDIO
> subnode. This breaks the ethernet on the Radxa Rock2 (using
> rk3288-rock2-square.dts) which does not have an MDIO subnode.
>
> That commit was correct that the phy_bus_name test is unhelpful since we
> allocate "plat" in the same function and never set phy_bus_name so let's
> just drop the test which restores the previous behaviour.
>
> Fixes: 88f8b1bb41c6 ("stmmac: Fix 'eth0: No PHY found' regression")
> Signed-off-by: John Keeping <john@metanate.com>
> ---
> drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>
> diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
> index dcbd2a1..e0fa060 100644
> --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
> +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
> @@ -189,7 +189,7 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac)
> if (of_property_read_u32(np, "snps,phy-addr", &plat->phy_addr) == 0)
> dev_warn(&pdev->dev, "snps,phy-addr property is deprecated\n");
>
> - if ((plat->phy_node && !of_phy_is_fixed_link(np)) || !plat->mdio_node)
> + if ((plat->phy_node && !of_phy_is_fixed_link(np)))
> plat->mdio_bus_data = NULL;
> else
> plat->mdio_bus_data =
>
next prev parent reply other threads:[~2016-03-24 12:56 UTC|newest]
Thread overview: 8+ messages / expand[flat|nested] mbox.gz Atom feed top
2016-03-24 10:56 [PATCH] stmmac: Fix phy without MDIO subnode John Keeping
2016-03-24 12:56 ` Giuseppe CAVALLARO [this message]
2016-03-24 17:01 ` John Keeping
2016-03-25 8:42 ` Giuseppe CAVALLARO
2016-03-30 18:22 ` Robert Gadsdon
2016-03-31 7:40 ` Giuseppe CAVALLARO
2016-03-31 17:30 ` Robert Gadsdon
2016-03-24 13:00 ` Sergei Shtylyov
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