Merge remote-tracking branch 'upstream/master'

Author: ytsuboi

libraries/mbed/common/retarget.cpp

@@ -425,3 +425,30 @@ extern "C" void __iar_argc_argv() {
     mbed_main();
 }
 #endif
+
+// Provide implementation of _sbrk (low-level dynamic memory allocation
+// routine) for GCC_ARM which compares new heap pointer with MSP instead of
+// SP.  This make it compatible with RTX RTOS thread stacks.
+#if defined(TOOLCHAIN_GCC_ARM)
+// Linker defined symbol used by _sbrk to indicate where heap should start.
+extern "C" int __end__;
+
+// Turn off the errno macro and use actual global variable instead.
+#undef errno
+extern "C" int errno;
+
+// Dynamic memory allocation related syscall.
+extern "C" caddr_t _sbrk(int incr) {
+    static unsigned char* heap = (unsigned char*)&__end__;
+    unsigned char*        prev_heap = heap;
+    unsigned char*        new_heap = heap + incr;
+
+    if (new_heap >= (unsigned char*)__get_MSP()) {
+        errno = ENOMEM;
+        return (caddr_t)-1;
+    }
+    
+    heap = new_heap;
+    return (caddr_t) prev_heap;
+}
+#endif

libraries/mbed/targets/hal/TARGET_Freescale/TARGET_KL25Z/pwmout_api.c

@@ -39,7 +39,28 @@ static const PinMap PinMap_PWM[] = {
     {D10, PWM_1 , 4}, // PTD0 , TPM0 CH0
     {D11, PWM_3 , 4}, // PTD2 , TPM0 CH2
     {D12, PWM_4 , 4}, // PTD3 , TPM0 CH3
-    {D13, PWM_2 , 4}, // PTD1 , TPM0 CH1
+    {D13, PWM_2 , 4}, // PTD1 , TPM0 CH1,
+
+    {PTA0, PWM_6, 3},
+    {PTA3, PWM_1, 3},
+    {PTB0, PWM_7, 3},
+    {PTB1, PWM_8, 3},
+    {PTB2, PWM_9, 3},
+    {PTB3, PWM_10, 3},
+    {PTC1, PWM_1, 4},
+    {PTC2, PWM_2, 4},
+    {PTC3, PWM_3, 4},
+    {PTC4, PWM_4, 4},
+    {PTE20, PWM_7, 3},
+    {PTE21, PWM_8, 3},
+    {PTE22, PWM_9, 3},
+    {PTE23, PWM_10, 3},
+    {PTE24, PWM_1, 3},
+    {PTE25, PWM_2, 3},
+    {PTE29, PWM_3, 3},
+    {PTE30, PWM_4, 3},
+    {PTE31, PWM_5, 3},
+
     {NC , NC    , 0}
 };