lkml.org 
[lkml]   [2013]   [May]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
/
Date
From
SubjectRe: [PATCH v2] ARM: at91: Fix link breakage when !CONFIG_PHYLIB
On 09:39 Sat 25 May     , Alexandre Belloni wrote:
> Fixes:
> arch/arm/mach-at91/built-in.o: In function `ksz9021rn_phy_fixup':
> :(.text+0x1174): undefined reference to `mdiobus_write'
> :(.text+0x1188): undefined reference to `mdiobus_write'
> :(.text+0x119c): undefined reference to `mdiobus_write'
> :(.text+0x11b0): undefined reference to `mdiobus_write'
> arch/arm/mach-at91/built-in.o: In function `sama5_dt_device_init':
> :(.init.text+0x1e34): undefined reference to `phy_register_fixup_for_uid'
>
> when CONFIG_PHYLIB is not selected.
> ---
> Changes in v2:
> use IS_BUILTIN
> use CONFIG_PHYLIB and not CONFIG_PHY
>

I do not like this, I prefer we just drop the fixup by adding the dt support
to the micrel phy as done for broadcom

if !PHYLIB just add an inline declaration of
phy_register_fixup_for_uid

so gcc will drop ksz9021rn_phy_fixup automatically

Best Regards,
J.
>
> arch/arm/mach-at91/board-dt-sama5.c | 22 ++++++++++++----------
> 1 file changed, 12 insertions(+), 10 deletions(-)
>
> diff --git a/arch/arm/mach-at91/board-dt-sama5.c b/arch/arm/mach-at91/board-dt-sama5.c
> index 705305e..e9ce541 100644
> --- a/arch/arm/mach-at91/board-dt-sama5.c
> +++ b/arch/arm/mach-at91/board-dt-sama5.c
> @@ -47,22 +47,24 @@ static int ksz9021rn_phy_fixup(struct phy_device *phy)
> #define GMII_ERCR 11
> #define GMII_ERDWR 12
>
> - /* Set delay values */
> - value = GMII_RCCPSR | 0x8000;
> - phy_write(phy, GMII_ERCR, value);
> - value = 0xF2F4;
> - phy_write(phy, GMII_ERDWR, value);
> - value = GMII_RRDPSR | 0x8000;
> - phy_write(phy, GMII_ERCR, value);
> - value = 0x2222;
> - phy_write(phy, GMII_ERDWR, value);
> + if (IS_BUILTIN(CONFIG_PHYLIB)) {
> + /* Set delay values */
> + value = GMII_RCCPSR | 0x8000;
> + phy_write(phy, GMII_ERCR, value);
> + value = 0xF2F4;
> + phy_write(phy, GMII_ERDWR, value);
> + value = GMII_RRDPSR | 0x8000;
> + phy_write(phy, GMII_ERCR, value);
> + value = 0x2222;
> + phy_write(phy, GMII_ERDWR, value);
> + }
>
> return 0;
> }
>
> static void __init sama5_dt_device_init(void)
> {
> - if (of_machine_is_compatible("atmel,sama5d3xcm"))
> + if (of_machine_is_compatible("atmel,sama5d3xcm") && IS_BUILTIN(CONFIG_PHYLIB))
> phy_register_fixup_for_uid(PHY_ID_KSZ9021, MICREL_PHY_ID_MASK,
> ksz9021rn_phy_fixup);
>
> --
> 1.8.1.2
>


\
 
 \ /
  Last update: 2013-05-25 22:21    [W:0.049 / U:0.340 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site