Commit 73d20280 authored by Nishanth Menon's avatar Nishanth Menon Committed by Tony Lindgren
Browse files

ARM: DRA722: add detection of SoC information 



Add support for DRA72x device DIEID. Currently these devices are
reported as DRA75/74 family of processors.

Signed-off-by: default avatarNishanth Menon <nm@ti.com>
Signed-off-by: default avatarTony Lindgren <tony@atomide.com>
parent f5467da8

arch/arm/mach-omap2/id.c

+12 −0
Original line number Diff line number Diff line
@@ -649,6 +649,18 @@ void __init dra7xxx_check_revision(void) 
		}

		break;



	case 0xb9bc:

		switch (rev) {

		case 0:

			omap_revision = DRA722_REV_ES1_0;

			break;

		default:

			/* If we have no new revisions */

			omap_revision = DRA722_REV_ES1_0;

			break;

		}

		break;



	default:

		/* Unknown default to latest silicon rev as default*/

		pr_warn("%s: unknown idcode=0x%08x (hawkeye=0x%08x,rev=0x%d)\n",

arch/arm/mach-omap2/soc.h

+1 −0
Original line number Diff line number Diff line
@@ -462,6 +462,7 @@ IS_OMAP_TYPE(3430, 0x3430) 
#define DRA7XX_CLASS		0x07000000

#define DRA752_REV_ES1_0	(DRA7XX_CLASS | (0x52 << 16) | (0x10 << 8))

#define DRA752_REV_ES1_1	(DRA7XX_CLASS | (0x52 << 16) | (0x11 << 8))

#define DRA722_REV_ES1_0	(DRA7XX_CLASS | (0x22 << 16) | (0x10 << 8))



void omap2xxx_check_revision(void);

void omap3xxx_check_revision(void);