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ARM: DRA722: add detection of SoC information.

PATCH New Nishanth Menon 2 participants 2 messages May 29, 2014 – Jun 16, 2014

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Arm (32-bit) Arm sub-architectures OMAP2+ support
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Nishanth Menon

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PATCH 1/1 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 Nishanth Menon <[email protected]>

---
(test using linux-next next-20140529 tag):
before: http://slexy.org/raw/s21Yb8sOhy
after: http://slexy.org/raw/s20Nx96NrY

Applies on:
git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git
branch: omap-for-v3.16/soc

 arch/arm/mach-omap2/id.c  |   12 ++++++++++++
 arch/arm/mach-omap2/soc.h |    1 +
 2 files changed, 13 insertions(+)
arch/arm/mach-omap2/id.c +12 -0
index 71bf216..801244a 100644
@@ -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
index de2a34c..01ca808 100644
@@ -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);
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#1 lore raw

PATCH 1/1 ARM: DRA722: add detection of SoC information.

Quoted 4 lines · Nishanth Menon

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

Signed-off-by Nishanth Menon <[email protected]>

Thanks applying into omap-for-v3.16/fixes.

Tony

Quoted 51 lines

---
(test using linux-next next-20140529 tag):
before: http://slexy.org/raw/s21Yb8sOhy
after: http://slexy.org/raw/s20Nx96NrY

Applies on:
git://git.kernel.org/pub/scm/linux/kernel/git/tmlind/linux-omap.git
branch: omap-for-v3.16/soc

 arch/arm/mach-omap2/id.c  |   12 ++++++++++++
 arch/arm/mach-omap2/soc.h |    1 +
 2 files changed, 13 insertions(+)
arch/arm/mach-omap2/id.c +12 -0
index 71bf216..801244a 100644
@@ -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
index de2a34c..01ca808 100644
@@ -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);
Signature · 1 line
1.7.9.5