* Konstantin Baydarov <kbaidarov@xxxxxxxxxxxxx> [120618 04:36]:
> OMAP system control module can be probed early, then
> omap_type is safe to use its APIs.
>
> TODO: add support for other omap versions
>
> Signed-off-by: Konstantin Baydarov <kbaidarov@xxxxxxxxxxxxx>
>
> ---
> arch/arm/mach-omap2/id.c | 5 ++++-
> 1 file changed, 4 insertions(+), 1 deletion(-)
>
> Index: linux-2.6/arch/arm/mach-omap2/id.c
> ===================================================================
> --- linux-2.6.orig/arch/arm/mach-omap2/id.c
> +++ linux-2.6/arch/arm/mach-omap2/id.c
> @@ -18,6 +18,7 @@
> #include <linux/kernel.h>
> #include <linux/init.h>
> #include <linux/io.h>
> +#include <linux/mfd/omap_control.h>
>
> #include <asm/cputype.h>
>
> @@ -38,6 +39,8 @@ unsigned int omap_rev(void)
> }
> EXPORT_SYMBOL(omap_rev);
>
> +u32 omap_control_readl(u16 offset);
> +
> int omap_type(void)
> {
> u32 val = 0;
> @@ -49,7 +52,7 @@ int omap_type(void)
> } else if (cpu_is_omap34xx()) {
> val = omap_ctrl_readl(OMAP343X_CONTROL_STATUS);
> } else if (cpu_is_omap44xx()) {
> - val = omap_ctrl_readl(OMAP4_CTRL_MODULE_CORE_STATUS);
> + val = omap_control_readl(OMAP4_CTRL_MODULE_CORE_STATUS);
Please just set up a function in the ctrl module core to return the
status so you can get rid of omap_control_readl here.
Tony
