ARM: dra762: Add support for device identification

Add ID code detection for dra762 SoC.

Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>

diff --git a/arch/arm/mach-omap2/id.c b/arch/arm/mach-omap2/id.c
index e2274a1..16cb1c1 100644 (file)
--- a/arch/arm/mach-omap2/id.c
+++ b/arch/arm/mach-omap2/id.c
@@ -663,6 +663,15 @@ void __init dra7xxx_check_revision(void)
        hawkeye = (idcode >> 12) & 0xffff;
        rev = (idcode >> 28) & 0xff;
        switch (hawkeye) {
+       case 0xbb50:
+               switch (rev) {
+               case 0:
+               default:
+                       omap_revision = DRA762_REV_ES1_0;
+                       break;
+               }
+               break;
+
        case 0xb990:
                switch (rev) {
                case 0:

diff --git a/arch/arm/mach-omap2/soc.h b/arch/arm/mach-omap2/soc.h
index 2aa01c2..754cd0f 100644 (file)
--- a/arch/arm/mach-omap2/soc.h
+++ b/arch/arm/mach-omap2/soc.h
@@ -167,6 +167,7 @@ IS_TI_SUBCLASS(816x, 0x816)
 IS_TI_SUBCLASS(814x, 0x814)
 IS_AM_SUBCLASS(335x, 0x335)
 IS_AM_SUBCLASS(437x, 0x437)
+IS_DRA_SUBCLASS(76x, 0x76)
 IS_DRA_SUBCLASS(75x, 0x75)
 IS_DRA_SUBCLASS(72x, 0x72)
 
@@ -185,6 +186,7 @@ IS_DRA_SUBCLASS(72x, 0x72)
 #define soc_is_omap54xx()              0
 #define soc_is_omap543x()              0
 #define soc_is_dra7xx()                        0
+#define soc_is_dra76x()                        0
 #define soc_is_dra74x()                        0
 #define soc_is_dra72x()                        0
 
@@ -314,9 +316,11 @@ IS_OMAP_TYPE(3430, 0x3430)
 
 #if defined(CONFIG_SOC_DRA7XX)
 #undef soc_is_dra7xx
+#undef soc_is_dra76x
 #undef soc_is_dra74x
 #undef soc_is_dra72x
 #define soc_is_dra7xx()        is_dra7xx()
+#define soc_is_dra76x()        is_dra76x()
 #define soc_is_dra74x()        is_dra75x()
 #define soc_is_dra72x()        is_dra72x()
 #endif
@@ -386,6 +390,7 @@ IS_OMAP_TYPE(3430, 0x3430)
 #define OMAP5432_REV_ES2_0     (OMAP54XX_CLASS | (0x32 << 16) | (0x20 << 8))
 
 #define DRA7XX_CLASS           0x07000000
+#define DRA762_REV_ES1_0       (DRA7XX_CLASS | (0x62 << 16) | (0x10 << 8))
 #define DRA752_REV_ES1_0       (DRA7XX_CLASS | (0x52 << 16) | (0x10 << 8))
 #define DRA752_REV_ES1_1       (DRA7XX_CLASS | (0x52 << 16) | (0x11 << 8))
 #define DRA752_REV_ES2_0       (DRA7XX_CLASS | (0x52 << 16) | (0x20 << 8))