clk: berlin: switch to SPDX license identifier

Use the appropriate SPDX license identifier and drop the previous
license text.

Signed-off-by: Jisheng Zhang <[e-mail]>
Signed-off-by: Stephen Boyd <[e-mail]>

drivers/clk/berlin/berlin2-avpll.c

···
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (c) 2014 Marvell Technology Group Ltd.
  *
  * Sebastian Hesselbarth <[e-mail]>
  * Alexandre Belloni <[e-mail]>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include <linux/clk-provider.h>
 #include <linux/io.h>

drivers/clk/berlin/berlin2-avpll.h

···
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Copyright (c) 2014 Marvell Technology Group Ltd.
  *
  * Sebastian Hesselbarth <[e-mail]>
  * Alexandre Belloni <[e-mail]>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #ifndef __BERLIN2_AVPLL_H
 #define __BERLIN2_AVPLL_H

drivers/clk/berlin/berlin2-div.c

···
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (c) 2014 Marvell Technology Group Ltd.
  *
  * Alexandre Belloni <[e-mail]>
  * Sebastian Hesselbarth <[e-mail]>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include <linux/bitops.h>
 #include <linux/clk-provider.h>

drivers/clk/berlin/berlin2-div.h

···
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Copyright (c) 2014 Marvell Technology Group Ltd.
  *
  * Alexandre Belloni <[e-mail]>
  * Sebastian Hesselbarth <[e-mail]>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #ifndef __BERLIN2_DIV_H
 #define __BERLIN2_DIV_H

drivers/clk/berlin/berlin2-pll.c

···
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (c) 2014 Marvell Technology Group Ltd.
  *
  * Alexandre Belloni <[e-mail]>
  * Sebastian Hesselbarth <[e-mail]>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #include <linux/clk-provider.h>
 #include <linux/io.h>

drivers/clk/berlin/berlin2-pll.h

···
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Copyright (c) 2014 Marvell Technology Group Ltd.
  *
  * Alexandre Belloni <[e-mail]>
  * Sebastian Hesselbarth <[e-mail]>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #ifndef __BERLIN2_PLL_H
 #define __BERLIN2_PLL_H

drivers/clk/berlin/bg2.c

···
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (c) 2014 Marvell Technology Group Ltd.
  *
  * Sebastian Hesselbarth <[e-mail]>
  * Alexandre Belloni <[e-mail]>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <linux/clk.h>

drivers/clk/berlin/bg2q.c

···
+// SPDX-License-Identifier: GPL-2.0
 /*
  * Copyright (c) 2014 Marvell Technology Group Ltd.
  *
  * Alexandre Belloni <[e-mail]>
  * Sebastian Hesselbarth <[e-mail]>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 
 #include <linux/clk.h>

drivers/clk/berlin/common.h

···
+/* SPDX-License-Identifier: GPL-2.0 */
 /*
  * Copyright (c) 2014 Marvell Technology Group Ltd.
  *
  * Sebastian Hesselbarth <[e-mail]>
  * Alexandre Belloni <[e-mail]>
- *
- * This program is free software; you can redistribute it and/or modify it
- * under the terms and conditions of the GNU General Public License,
- * version 2, as published by the Free Software Foundation.
- *
- * This program is distributed in the hope it will be useful, but WITHOUT
- * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
- * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
- * more details.
- *
- * You should have received a copy of the GNU General Public License along with
- * this program.  If not, see <http://www.gnu.org/licenses/>.
  */
 #ifndef __BERLIN2_COMMON_H
 #define __BERLIN2_COMMON_H