@@ -19,6 +19,9 @@ static void uniphier_cache_sync(void)
static void uniphier_cache_maint_all(u32 operation)
{
+ /* clear the complete notification flag */
+ writel(SSCOLPQS_EF, SSCOLPQS);
+
/* try until the command is successfully set */
do {
writel(SSCOQM_S_ALL | SSCOQM_CE | operation, SSCOQM);
@@ -28,9 +31,6 @@ static void uniphier_cache_maint_all(u32 operation)
while (readl(SSCOLPQS) != SSCOLPQS_EF)
;
- /* clear the complete notification flag */
- writel(SSCOLPQS_EF, SSCOLPQS);
-
uniphier_cache_sync();
}
@@ -46,6 +46,9 @@ void v7_outer_cache_inval_all(void)
static void __uniphier_cache_maint_range(u32 start, u32 size, u32 operation)
{
+ /* clear the complete notification flag */
+ writel(SSCOLPQS_EF, SSCOLPQS);
+
/* try until the command is successfully set */
do {
writel(SSCOQM_S_ADDRESS | SSCOQM_CE | operation, SSCOQM);
@@ -57,9 +60,6 @@ static void __uniphier_cache_maint_range(u32 start, u32 size, u32 operation)
/* wait until the operation is completed */
while (readl(SSCOLPQS) != SSCOLPQS_EF)
;
-
- /* clear the complete notification flag */
- writel(SSCOLPQS_EF, SSCOLPQS);
}
static void uniphier_cache_maint_range(u32 start, u32 end, u32 operation)
Clear the flag immediately before cache operation to not depend on the previous state. Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com> --- arch/arm/mach-uniphier/arm32/cache_uniphier.c | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) -- 1.9.1 _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot