Re: [PATCH 04/24] ARM: ep93xx: use __iomem pointers for MMIO

From: Ryan Mallon
Date: Fri Sep 14 2012 - 18:15:16 EST


On 15/09/12 07:34, Arnd Bergmann wrote:

> ARM is moving to stricter checks on readl/write functions,
> so we need to use the correct types everywhere.
>
> Cc: Hartley Sweeten <hsweeten@xxxxxxxxxxxxxxxxxxx>
> Cc: Ryan Mallon <rmallon@xxxxxxxxx>
> Signed-off-by: Arnd Bergmann <arnd@xxxxxxxx>


Hi Arnd,

Do you want me to queue both this and my patch to move the
ts72xx.h header into arch/arm/mach-ep93xx on to my ep93xx-fixes
branch? That way you won't have to deal with any conflicts at
your end.

Thanks,
~Ryan

> ---
> arch/arm/mach-ep93xx/include/mach/ts72xx.h | 10 +++++-----
> arch/arm/mach-ep93xx/ts72xx.c | 10 +++++-----
> 2 files changed, 10 insertions(+), 10 deletions(-)
>
> diff --git a/arch/arm/mach-ep93xx/include/mach/ts72xx.h b/arch/arm/mach-ep93xx/include/mach/ts72xx.h
> index f1397a1..071feaa 100644
> --- a/arch/arm/mach-ep93xx/include/mach/ts72xx.h
> +++ b/arch/arm/mach-ep93xx/include/mach/ts72xx.h
> @@ -14,7 +14,7 @@
> */
>
> #define TS72XX_MODEL_PHYS_BASE 0x22000000
> -#define TS72XX_MODEL_VIRT_BASE 0xfebff000
> +#define TS72XX_MODEL_VIRT_BASE IOMEM(0xfebff000)
> #define TS72XX_MODEL_SIZE 0x00001000
>
> #define TS72XX_MODEL_TS7200 0x00
> @@ -26,7 +26,7 @@
>
>
> #define TS72XX_OPTIONS_PHYS_BASE 0x22400000
> -#define TS72XX_OPTIONS_VIRT_BASE 0xfebfe000
> +#define TS72XX_OPTIONS_VIRT_BASE IOMEM(0xfebfe000)
> #define TS72XX_OPTIONS_SIZE 0x00001000
>
> #define TS72XX_OPTIONS_COM2_RS485 0x02
> @@ -34,18 +34,18 @@
>
>
> #define TS72XX_OPTIONS2_PHYS_BASE 0x22800000
> -#define TS72XX_OPTIONS2_VIRT_BASE 0xfebfd000
> +#define TS72XX_OPTIONS2_VIRT_BASE IOMEM(0xfebfd000)
> #define TS72XX_OPTIONS2_SIZE 0x00001000
>
> #define TS72XX_OPTIONS2_TS9420 0x04
> #define TS72XX_OPTIONS2_TS9420_BOOT 0x02
>
>
> -#define TS72XX_RTC_INDEX_VIRT_BASE 0xfebf9000
> +#define TS72XX_RTC_INDEX_VIRT_BASE IOMEM(0xfebf9000)
> #define TS72XX_RTC_INDEX_PHYS_BASE 0x10800000
> #define TS72XX_RTC_INDEX_SIZE 0x00001000
>
> -#define TS72XX_RTC_DATA_VIRT_BASE 0xfebf8000
> +#define TS72XX_RTC_DATA_VIRT_BASE IOMEM(0xfebf8000)
> #define TS72XX_RTC_DATA_PHYS_BASE 0x11700000
> #define TS72XX_RTC_DATA_SIZE 0x00001000
>
> diff --git a/arch/arm/mach-ep93xx/ts72xx.c b/arch/arm/mach-ep93xx/ts72xx.c
> index 75cab2d..faa5bdd 100644
> --- a/arch/arm/mach-ep93xx/ts72xx.c
> +++ b/arch/arm/mach-ep93xx/ts72xx.c
> @@ -32,27 +32,27 @@
>
> static struct map_desc ts72xx_io_desc[] __initdata = {
> {
> - .virtual = TS72XX_MODEL_VIRT_BASE,
> + .virtual = (unsigned long)TS72XX_MODEL_VIRT_BASE,
> .pfn = __phys_to_pfn(TS72XX_MODEL_PHYS_BASE),
> .length = TS72XX_MODEL_SIZE,
> .type = MT_DEVICE,
> }, {
> - .virtual = TS72XX_OPTIONS_VIRT_BASE,
> + .virtual = (unsigned long)TS72XX_OPTIONS_VIRT_BASE,
> .pfn = __phys_to_pfn(TS72XX_OPTIONS_PHYS_BASE),
> .length = TS72XX_OPTIONS_SIZE,
> .type = MT_DEVICE,
> }, {
> - .virtual = TS72XX_OPTIONS2_VIRT_BASE,
> + .virtual = (unsigned long)TS72XX_OPTIONS2_VIRT_BASE,
> .pfn = __phys_to_pfn(TS72XX_OPTIONS2_PHYS_BASE),
> .length = TS72XX_OPTIONS2_SIZE,
> .type = MT_DEVICE,
> }, {
> - .virtual = TS72XX_RTC_INDEX_VIRT_BASE,
> + .virtual = (unsigned long)TS72XX_RTC_INDEX_VIRT_BASE,
> .pfn = __phys_to_pfn(TS72XX_RTC_INDEX_PHYS_BASE),
> .length = TS72XX_RTC_INDEX_SIZE,
> .type = MT_DEVICE,
> }, {
> - .virtual = TS72XX_RTC_DATA_VIRT_BASE,
> + .virtual = (unsigned long)TS72XX_RTC_DATA_VIRT_BASE,
> .pfn = __phys_to_pfn(TS72XX_RTC_DATA_PHYS_BASE),
> .length = TS72XX_RTC_DATA_SIZE,
> .type = MT_DEVICE,


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