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mach-ux500: update ASIC version detection

This makes the core detect the DB8500 V2.0 and V2.1 ASICs, and
add a convenience macro for "V2 or later".

Signed-off-by: Linus Walleij <linus.walleij@linaro.org>
Linus Walleij 14 年之前
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共有 1 个文件被更改,包括 20 次插入0 次删除
  1. 20 0
      arch/arm/mach-ux500/include/mach/id.h

+ 20 - 0
arch/arm/mach-ux500/include/mach/id.h

@@ -75,6 +75,26 @@ static inline bool __attribute_const__ cpu_is_u8500v2(void)
 	return cpu_is_u8500() && ((dbx500_revision() & 0xf0) == 0xB0);
 	return cpu_is_u8500() && ((dbx500_revision() & 0xf0) == 0xB0);
 }
 }
 
 
+static inline bool cpu_is_u8500v20(void)
+{
+	return cpu_is_u8500() && (dbx500_revision() == 0xB0);
+}
+
+static inline bool cpu_is_u8500v21(void)
+{
+	return cpu_is_u8500() && (dbx500_revision() == 0xB1);
+}
+
+static inline bool cpu_is_u8500v20_or_later(void)
+{
+	return cpu_is_u8500() && !cpu_is_u8500v10() && !cpu_is_u8500v11();
+}
+
+static inline bool ux500_is_svp(void)
+{
+	return false;
+}
+
 #define ux500_unknown_soc()	BUG()
 #define ux500_unknown_soc()	BUG()
 
 
 #endif
 #endif