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Commit e914eceb authored by Frank Li's avatar Frank Li Committed by Shawn Guo
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ARM: imx7d: correct chip version information 



The commond 'cat /sys/devices/soc0/revision' can
show correct soc version information.

"unknow revision" message in imx_print_silicon_rev()
will never work for digprog.

Signed-off-by: default avatarFrank Li <Frank.Li@freescale.com>
Signed-off-by: default avatarShawn Guo <shawnguo@kernel.org>
parent 608f4f7e

arch/arm/mach-imx/anatop.c

+8 −1
Original line number Diff line number Diff line
@@ -151,7 +151,14 @@ void __init imx_init_revision_from_anatop(void) 
		revision = IMX_CHIP_REVISION_1_5;

		break;

	default:

		revision = IMX_CHIP_REVISION_UNKNOWN;

		/*

		 * Fail back to return raw register value instead of 0xff.

		 * It will be easy to know version information in SOC if it

		 * can't be recognized by known version. And some chip's (i.MX7D)

		 * digprog value match linux version format, so it needn't map

		 * again and we can use register value directly.

		 */

		revision = digprog & 0xff;

	}



	mxc_set_cpu_type(digprog >> 16 & 0xff);