[U-Boot] [PATCH v2 2/2] watchdog: omap_wdt: Disable DM watchdog support in SPL

[Tom Rini]

On Wed, Jul 31, 2019 at 09:54:07PM +0530, sunil.m at techveda.org wrote:

> From: Suniel Mahesh <sunil.m at techveda.org>
> 
> This patch disables DM watchdog support for SPL builds and uses
> the legacy omap watchdog driver on TI AM335x chipsets.
> 
> The following build error is reported if DM watchdog support was
> enabled in SPL:
> 
>   CC      spl/drivers/usb/gadget/rndis.o
>   LD      spl/drivers/usb/gadget/built-in.o
>   LD      spl/drivers/usb/musb-new/built-in.o
>   LD      spl/drivers/built-in.o
>   LD      spl/u-boot-spl
> arm-linux-ld.bfd: u-boot-spl section .u_boot_list will not fit in region .sram
> arm-linux-ld.bfd: region .sram overflowed by 440 bytes
> make[1]: *** [spl/u-boot-spl] Error 1
> make: *** [spl/u-boot-spl] Error 2
> 
> Adjusted WATCHDOG_RESET macro accordingly. Earlier it was pointing
> to hw_watchdog_reset. Since CONFIG_WATCHDOG replaces CONFIG_HW_WATCHDOG,
> now WATCHDOG_RESET macro points to watchdog_reset. This watchdog_reset
> is not defined anywhere for am33xx/omap2 and needs to be defined. Fixed
> this by simply calling hw_watchdog_reset in watchdog_reset.
> 
> Built and tested on AM335x device (BeagleboneBlack), compile tested for
> all other AM33xx/omap2 based boards.
> 
> Signed-off-by: Suniel Mahesh <sunil.m at techveda.org>

Applied to u-boot/master, thanks!

-- 
Tom
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