spear: fix STMicroelectronics copyright

Uniformize STMicroelectronics copyrights headers for SPEAR
related code.

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
diff --git a/arch/arm/include/asm/arch-spear/hardware.h b/arch/arm/include/asm/arch-spear/hardware.h
index 065360a..14b7be4 100644
--- a/arch/arm/include/asm/arch-spear/hardware.h
+++ b/arch/arm/include/asm/arch-spear/hardware.h
@@ -1,6 +1,6 @@
 /*
- * (C) Copyright 2009
- * Vipin Kumar, STMicroelectronics, <vipin.kumar@st.com>
+ * Copyright (C) 2009, STMicroelectronics - All Rights Reserved
+ * Author(s): Vipin Kumar, <vipin.kumar@st.com> for STMicroelectronics.
  *
  * SPDX-License-Identifier:	GPL-2.0+
  */