Re: [PATCH v2 1/6] ARM: davinci: da850: fix clock lookup for mdiodevice

From: Sekhar Nori
Date: Sun Feb 03 2013 - 06:15:13 EST


On 1/28/2013 7:17 PM, Prabhakar Lad wrote:
> From: Lad, Prabhakar <prabhakar.lad@xxxxxx>
>
> This patch removes the clock alias for mdio device and adds a entry
> in clock lookup table, this entry can now be used by both DT and NON
> DT case.
>
> Signed-off-by: Lad, Prabhakar <prabhakar.lad@xxxxxx>
> Cc: linux-arm-kernel@xxxxxxxxxxxxxxxxxxx
> Cc: linux-kernel@xxxxxxxxxxxxxxx
> Cc: davinci-linux-open-source@xxxxxxxxxxxxxxxxxxxx
> Cc: netdev@xxxxxxxxxxxxxxx
> Cc: devicetree-discuss@xxxxxxxxxxxxxxxx
> Cc: Sekhar Nori <nsekhar@xxxxxx>
> Cc: Heiko Schocher <hs@xxxxxxx>
> ---
> arch/arm/mach-davinci/da850.c | 1 +
> arch/arm/mach-davinci/devices-da8xx.c | 8 ++------
> 2 files changed, 3 insertions(+), 6 deletions(-)
>
> diff --git a/arch/arm/mach-davinci/da850.c b/arch/arm/mach-davinci/da850.c
> index 86056ca..f74bfb6 100644
> --- a/arch/arm/mach-davinci/da850.c
> +++ b/arch/arm/mach-davinci/da850.c
> @@ -402,6 +402,7 @@ static struct clk_lookup da850_clks[] = {
> CLK(NULL, "arm", &arm_clk),
> CLK(NULL, "rmii", &rmii_clk),
> CLK("davinci_emac.1", NULL, &emac_clk),
> + CLK("davinci_mdio.0", "fck", &emac_clk),
> CLK("davinci-mcasp.0", NULL, &mcasp_clk),
> CLK("da8xx_lcdc.0", "fck", &lcdc_clk),
> CLK("davinci_mmc.0", NULL, &mmcsd0_clk),
> diff --git a/arch/arm/mach-davinci/devices-da8xx.c b/arch/arm/mach-davinci/devices-da8xx.c
> index 2d5502d..52faa05 100644
> --- a/arch/arm/mach-davinci/devices-da8xx.c
> +++ b/arch/arm/mach-davinci/devices-da8xx.c
> @@ -444,12 +444,8 @@ int __init da8xx_register_emac(void)
> ret = platform_device_register(&da8xx_mdio_device);
> if (ret < 0)
> return ret;
> - ret = platform_device_register(&da8xx_emac_device);
> - if (ret < 0)
> - return ret;
> - ret = clk_add_alias(NULL, dev_name(&da8xx_mdio_device.dev),
> - NULL, &da8xx_emac_device.dev);
> - return ret;
> +
> + return platform_device_register(&da8xx_emac_device);

You added the look-up only for DA850 which means after this patch da830
network will be broken. Did you test on DA830?

Thanks,
Sekhar
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