Re: [PATCH] i2c: fix build bug in i2c-designware.c

From: Ben Dooks
Date: Thu Jun 25 2009 - 13:40:24 EST


On Thu, Jun 25, 2009 at 08:32:21AM +0200, Ingo Molnar wrote:
>
> Find below a minor build fix for a new ARM-only driver.
>
> Ingo
>
> --------------->
> >From 8bf467c9f4591f77e1d69bd78fb6cc4f1ff387f8 Mon Sep 17 00:00:00 2001
> From: Ingo Molnar <mingo@xxxxxxx>
> Date: Thu, 25 Jun 2009 08:27:14 +0200
> Subject: [PATCH] i2c: fix build bug in i2c-designware.c
>
> This build error triggers on x86:
>
> drivers/built-in.o: In function `i2c_dw_init':
> i2c-designware.c:(.text+0x4e37ca): undefined reference to `clk_get_rate'
> drivers/built-in.o: In function `dw_i2c_probe':
> i2c-designware.c:(.devinit.text+0x51f5e): undefined reference to `clk_get'
> i2c-designware.c:(.devinit.text+0x51f76): undefined reference to `clk_enable'
> i2c-designware.c:(.devinit.text+0x520ff): undefined reference to `clk_disable'
> i2c-designware.c:(.devinit.text+0x52108): undefined reference to `clk_put'
>
> Because this new driver uses the clk_*() facilities which is an
> ARM-only thing currently.
>
> Signed-off-by: Ingo Molnar <mingo@xxxxxxx>
> ---
> drivers/i2c/busses/Kconfig | 1 +
> 1 files changed, 1 insertions(+), 0 deletions(-)
>
> diff --git a/drivers/i2c/busses/Kconfig b/drivers/i2c/busses/Kconfig
> index d56351a..0760f25 100644
> --- a/drivers/i2c/busses/Kconfig
> +++ b/drivers/i2c/busses/Kconfig
> @@ -334,6 +334,7 @@ config I2C_DAVINCI
>
> config I2C_DESIGNWARE
> tristate "Synopsys DesignWare"
> + depends on HAVE_CLK
> help
> If you say yes to this option, support will be included for the
> Synopsys DesignWare I2C adapter. Only master mode is supported.

thanks, missed there not being a 'depends on' line...

Baurch - can you submit a patch to declare which ARM architectures that
this runs on, or whether Ingo's dependency on HAVE_CLK is the fix to merge?

--
Ben

Q: What's a light-year?
A: One-third less calories than a regular year.

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