Commit d11a7d71 authored by Ben Dooks's avatar Ben Dooks
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ARM: S3C24XX: Identify S3C2416 if S3C2412/S3C2413 built in 



Extend the ARMv5 ID code to deal with S3C2416 being built with
S3C2412/S3C2413 enabled, as these have their ID registers in a
different place.

Signed-off-by: default avatarBen Dooks <ben-linux@fluff.org>
parent d2413147

arch/arm/plat-s3c24xx/cpu.c

+10 −2
Original line number Diff line number Diff line
@@ -181,10 +181,18 @@ static struct map_desc s3c_iodesc[] __initdata = { 


static unsigned long s3c24xx_read_idcode_v5(void)

{

#if defined(CONFIG_CPU_S3C2416)

	/* s3c2416 is v5, with S3C24XX_GSTATUS1 instead of S3C2412_GSTATUS1 */



	u32 gs = __raw_readl(S3C24XX_GSTATUS1);



	/* test for s3c2416 or similar device */

	if ((gs >> 16) == 0x3245)

		return gs;

#endif



#if defined(CONFIG_CPU_S3C2412) || defined(CONFIG_CPU_S3C2413)

	return __raw_readl(S3C2412_GSTATUS1);

#elif defined(CONFIG_CPU_S3C2416)

	return __raw_readl(S3C24XX_GSTATUS1);

#else

	return 1UL;	/* don't look like an 2400 */

#endif