Around Thu 26 Mar 2015 11:45:51 +0000 or thereabout, Ben Dooks wrote:
> Use <linux/atmel_io.h> to provide IO accessors which work on both
> AVR32 and ARM for on-chip peripherals.
>
> Signed-off-by: Ben Dooks <ben.do...@codethink.co.uk>
Acked-by: Hans-Christian Egtvedt <egtv...@samfundet.no>
> --
> CC: Daniel Lezcano <daniel.lezc...@linaro.org>
> CC: Thomas Gleixner <t...@linutronix.de>
> CC: Linux Kernel <linux-kernel@vger.kernel.org>
> CC: Linux ARM Kernel <linux-arm-ker...@lists.infradead.org>
> CC: Andrew Victor <li...@maxim.org.za>
> CC: Nicolas Ferre <nicolas.fe...@atmel.com>
> CC: Jean-Christophe Plagniol-Villard <plagn...@jcrosoft.com>
> ---
> drivers/clocksource/tcb_clksrc.c | 10 +++-------
> 1 file changed, 3 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/clocksource/tcb_clksrc.c
> b/drivers/clocksource/tcb_clksrc.c
> index 0f819dd3..b25416d 100644
> --- a/drivers/clocksource/tcb_clksrc.c
> +++ b/drivers/clocksource/tcb_clksrc.c
> @@ -9,6 +9,7 @@
> #include <linux/ioport.h>
> #include <linux/io.h>
> #include <linux/platform_device.h>
> +#include <linux/atmel_io.h>
> #include <linux/atmel_tc.h>
>
>
> @@ -41,13 +42,8 @@
>
> static void __iomem *tcaddr;
>
> -#ifdef CONFIG_AVR32
> -#define tcb_readl __raw_readl
> -#define tcb_writel __raw_writel
> -#else
> -#define tcb_readl readl_relaxed
> -#define tcb_writel writel_relaxed
> -#endif
> +#define tcb_readl atmel_oc_readl
> +#define tcb_writel atmel_oc_writel
A note here is that we could replace these defines completely, and use the
atmel_oc_{read,write}{l,w} directly in the driver. That would be a nice
follow-up to this patch, first replace the defines to use the common
accessor, then replace the defines all together.
<snipp>
--
mvh
Hans-Christian Egtvedt
--
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