ARM: emif4: wait for CM_DLL_READYST to be set
The code intends for the CM_DLL_READYST to be set, but
actually polls till any bit is set since the logical
AND is used instead of the bitwise one is used. Fix it.
cc: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Jeroen Hofstee <jeroen@myspectrum.nl>
diff --git a/arch/arm/cpu/armv7/am33xx/emif4.c b/arch/arm/cpu/armv7/am33xx/emif4.c
index a7a3e88..8b7527c 100644
--- a/arch/arm/cpu/armv7/am33xx/emif4.c
+++ b/arch/arm/cpu/armv7/am33xx/emif4.c
@@ -115,7 +115,7 @@
#endif
#ifdef CONFIG_AM43XX
writel(readl(&cm_device->cm_dll_ctrl) & ~0x1, &cm_device->cm_dll_ctrl);
- while ((readl(&cm_device->cm_dll_ctrl) && CM_DLL_READYST) == 0)
+ while ((readl(&cm_device->cm_dll_ctrl) & CM_DLL_READYST) == 0)
;
writel(0x80000000, &ddrctrl->ddrioctrl);