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path: root/target/linux/lantiq/patches/840-fix-falcon-sysctrl.patch
blob: 1a9b6fcee736caafdab9f38f90a3740f7f3e33e1 (plain)
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--- a/arch/mips/lantiq/falcon/sysctrl.c
+++ b/arch/mips/lantiq/falcon/sysctrl.c
@@ -63,11 +63,11 @@ void __iomem *ltq_ebu_membase;
 #define ltq_status_r32(x)	ltq_r32(ltq_status_membase + (x))
 
 static inline void
-ltq_sysctl_wait(int module, unsigned int mask, unsigned int test)
+ltq_sysctl_wait(int module, unsigned int mask, unsigned int test, unsigned int reg)
 {
 	int err = 1000000;
 
-	do {} while (--err && ((ltq_reg_r32(module, LTQ_SYSCTL_ACTS)
+	do {} while (--err && ((ltq_reg_r32(module, reg)
 					& mask) != test));
 	if (!err)
 		pr_err("module de/activation failed %d %08X %08X\n",
@@ -82,7 +82,7 @@ ltq_sysctl_activate(int module, unsigned
 
 	ltq_reg_w32(module, mask, LTQ_SYSCTL_CLKEN);
 	ltq_reg_w32(module, mask, LTQ_SYSCTL_ACT);
-	ltq_sysctl_wait(module, mask, mask);
+	ltq_sysctl_wait(module, mask, mask, LTQ_SYSCTL_ACTS);
 }
 EXPORT_SYMBOL(ltq_sysctl_activate);
 
@@ -94,7 +94,7 @@ ltq_sysctl_deactivate(int module, unsign
 
 	ltq_reg_w32(module, mask, LTQ_SYSCTL_CLKCLR);
 	ltq_reg_w32(module, mask, LTQ_SYSCTL_DEACT);
-	ltq_sysctl_wait(module, mask, 0);
+	ltq_sysctl_wait(module, mask, 0, LTQ_SYSCTL_ACTS);
 }
 EXPORT_SYMBOL(ltq_sysctl_deactivate);
 
@@ -105,7 +105,7 @@ ltq_sysctl_clken(int module, unsigned in
 		return;
 
 	ltq_reg_w32(module, mask, LTQ_SYSCTL_CLKEN);
-	ltq_sysctl_wait(module, mask, mask);
+	ltq_sysctl_wait(module, mask, mask, LTQ_SYSCTL_CLKS);
 }
 EXPORT_SYMBOL(ltq_sysctl_clken);
 
@@ -116,7 +116,7 @@ ltq_sysctl_clkdis(int module, unsigned i
 		return;
 
 	ltq_reg_w32(module, mask, LTQ_SYSCTL_CLKCLR);
-	ltq_sysctl_wait(module, mask, 0);
+	ltq_sysctl_wait(module, mask, 0, LTQ_SYSCTL_CLKS);
 }
 EXPORT_SYMBOL(ltq_sysctl_clkdis);
 
@@ -132,7 +132,7 @@ ltq_sysctl_reboot(int module, unsigned i
 	if ((~act & mask) != 0)
 		ltq_sysctl_activate(module, ~act & mask);
 	ltq_reg_w32(module, act & mask, LTQ_SYSCTL_RBT);
-	ltq_sysctl_wait(module, mask, mask);
+	ltq_sysctl_wait(module, mask, mask, LTQ_SYSCTL_ACTS);
 }
 EXPORT_SYMBOL(ltq_sysctl_reboot);