hwspinlock: Remove <common.h> and add needed includes

Remove <common.h> from this driver directory and when needed
add missing include files directly.

Signed-off-by: Tom Rini <trini@konsulko.com>
diff --git a/drivers/hwspinlock/hwspinlock-uclass.c b/drivers/hwspinlock/hwspinlock-uclass.c
index e9a4d7f..ea93efc 100644
--- a/drivers/hwspinlock/hwspinlock-uclass.c
+++ b/drivers/hwspinlock/hwspinlock-uclass.c
@@ -5,7 +5,6 @@
 
 #define LOG_CATEGORY UCLASS_HWSPINLOCK
 
-#include <common.h>
 #include <dm.h>
 #include <errno.h>
 #include <hwspinlock.h>
diff --git a/drivers/hwspinlock/sandbox_hwspinlock.c b/drivers/hwspinlock/sandbox_hwspinlock.c
index be920f5..fcda555 100644
--- a/drivers/hwspinlock/sandbox_hwspinlock.c
+++ b/drivers/hwspinlock/sandbox_hwspinlock.c
@@ -3,7 +3,6 @@
  * Copyright (C) 2018, STMicroelectronics - All Rights Reserved
  */
 
-#include <common.h>
 #include <dm.h>
 #include <hwspinlock.h>
 #include <asm/state.h>
diff --git a/drivers/hwspinlock/stm32_hwspinlock.c b/drivers/hwspinlock/stm32_hwspinlock.c
index 346b138..5273b9b 100644
--- a/drivers/hwspinlock/stm32_hwspinlock.c
+++ b/drivers/hwspinlock/stm32_hwspinlock.c
@@ -5,7 +5,6 @@
 
 #define LOG_CATEGORY UCLASS_HWSPINLOCK
 
-#include <common.h>
 #include <clk.h>
 #include <dm.h>
 #include <hwspinlock.h>