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path: root/target/linux/lantiq/patches/840-fix-falcon-sysctrl.patch
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Diffstat (limited to 'target/linux/lantiq/patches/840-fix-falcon-sysctrl.patch')
-rw-r--r--target/linux/lantiq/patches/840-fix-falcon-sysctrl.patch61
1 files changed, 61 insertions, 0 deletions
diff --git a/target/linux/lantiq/patches/840-fix-falcon-sysctrl.patch b/target/linux/lantiq/patches/840-fix-falcon-sysctrl.patch
new file mode 100644
index 0000000000..1a9b6fcee7
--- /dev/null
+++ b/target/linux/lantiq/patches/840-fix-falcon-sysctrl.patch
@@ -0,0 +1,61 @@
+--- 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);
+