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arm1136, dcache: enable cache command for qong board

RFC PATCH New Heiko Schocher 1 participant 1 message Jul 29, 2010 Arm (32-bit)

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Heiko Schocher

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RFC PATCH 19/19 arm1136, dcache: enable cache command for qong board

Signed-off-by Heiko Schocher <[email protected]>
---
 arch/arm/cpu/arm1136/start.S |    5 +++++
 arch/arm/lib/cache.c         |    2 +-
 include/configs/qong.h       |    1 +
 3 files changed, 7 insertions(+), 1 deletions(-)
arch/arm/cpu/arm1136/start.S +5 -0
index 68ee309..d9b1faa 100644
@@ -513,6 +513,11 @@ fiq:
 	.align 5
 .global arm1136_cache_flush
 arm1136_cache_flush:
+#if !defined(CONFIG_SYS_NO_ICACHE)
 		mcr	p15, 0, r1, c7, c5, 0	@ invalidate I cache
+#endif
+#if !defined(CONFIG_SYS_NO_DCACHE)
+		mcr	p15, 0, r1, c7, c14, 0	@ invalidate D cache
+#endif
 		mov	pc, lr			@ back to caller
 #endif	/* CONFIG_PRELOADER */
arch/arm/lib/cache.c +1 -1
index 3684cad..55b633e 100644
@@ -27,7 +27,7 @@
 
 void  flush_cache (unsigned long dummy1, unsigned long dummy2)
 {
-#ifdef CONFIG_OMAP2420
+#if defined(CONFIG_OMAP2420) || defined(CONFIG_ARM1136)
 	void arm1136_cache_flush(void);
 
 	arm1136_cache_flush();
include/configs/qong.h +1 -0
index 00b6001..b9144eb 100644
@@ -104,6 +104,7 @@
 
 #include <config_cmd_default.h>
 
+#define CONFIG_CMD_CACHE
 #define CONFIG_CMD_PING
 #define CONFIG_CMD_DHCP
 #define CONFIG_CMD_NET
Signature · 5 lines
1.6.2.5

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