drivers, block: remove sil680 driver

[people/ms/u-boot.git] / arch / powerpc / cpu / ppc4xx / 4xx_uart.c

diff --git a/arch/powerpc/cpu/ppc4xx/4xx_uart.c b/arch/powerpc/cpu/ppc4xx/4xx_uart.c
index 2660aa84d6f70bbbf02feac4b76345e4d296a281..bca839378dbd8af1f7f8cf3bd6488774648be2ed 100644 (file)
--- a/arch/powerpc/cpu/ppc4xx/4xx_uart.c
+++ b/arch/powerpc/cpu/ppc4xx/4xx_uart.c
@@ -5,50 +5,10 @@
  * (C) Copyright 2010
  * Stefan Roese, DENX Software Engineering, sr@denx.de.
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that 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, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- */
-
-/*
- * This source code is dual-licensed.  You may use it under the terms of the
- * GNU General Public License version 2, or under the license below.
- *
- * This source code has been made available to you by IBM on an AS-IS
- * basis.  Anyone receiving this source is licensed under IBM
- * copyrights to use it in any way he or she deems fit, including
- * copying it, modifying it, compiling it, and redistributing it either
- * with or without modifications.  No license under IBM patents or
- * patent applications is to be implied by the copyright license.
- *
- * Any user of this software should understand that IBM cannot provide
- * technical support for this software and will not be responsible for
- * any consequences resulting from the use of this software.
- *
- * Any person who transfers this source code or any derivative work
- * must include the IBM copyright notice, this paragraph, and the
- * preceding two paragraphs in the transferred software.
- *
- * COPYRIGHT   I B M   CORPORATION 1995
- * LICENSED MATERIAL  -  PROGRAM PROPERTY OF I B M
+ * SPDX-License-Identifier:    GPL-2.0 IBM-pibs
  */
 
 #include <common.h>
-#include <commproc.h>
 #include <asm/processor.h>
 #include <asm/io.h>
 #include <watchdog.h>
@@ -56,7 +16,7 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#if defined(CONFIG_405GP) || defined(CONFIG_405CR) || \
+#if defined(CONFIG_405GP) || \
     defined(CONFIG_405EP) || defined(CONFIG_405EZ) || \
     defined(CONFIG_405EX) || defined(CONFIG_440)
 
@@ -107,7 +67,7 @@ DECLARE_GLOBAL_DATA_PTR;
 #define UDIV_SUBTRACT  0
 #define UART0_SDR      SDR0_UART0
 #define UART1_SDR      SDR0_UART1
-#else /* CONFIG_405GP || CONFIG_405CR */
+#else /* CONFIG_405GP */
 #define CR0_MASK        0x00001fff
 #define CR0_EXTCLK_ENA  0x000000c0
 #define CR0_UDIV_POS    1
@@ -200,9 +160,6 @@ int get_serial_clock(void)
 {
        u32 clk;
        u32 udiv;
-#if defined(CONFIG_405CR) || defined(CONFIG_405EP) || defined(CONFIG_405GP)
-       u32 tmp;
-#endif
 #if !defined(CONFIG_405EZ)
        u32 reg;
 #endif
@@ -215,8 +172,7 @@ int get_serial_clock(void)
         * Let's handle this in some #ifdef's for the SoC's.
         */
 
-#if defined(CONFIG_405CR) || defined(CONFIG_405GP)
-       tmp = 0;
+#if defined(CONFIG_405GP)
        reg = mfdcr(CPC0_CR0) & ~CR0_MASK;
 #ifdef CONFIG_SYS_EXT_SERIAL_CLOCK
        clk = CONFIG_SYS_EXT_SERIAL_CLOCK;
@@ -227,8 +183,11 @@ int get_serial_clock(void)
 #ifdef CONFIG_SYS_405_UART_ERRATA_59
        udiv = 31;                      /* Errata 59: stuck at 31 */
 #else /* CONFIG_SYS_405_UART_ERRATA_59 */
-       tmp = CONFIG_SYS_BASE_BAUD * 16;
-       udiv = (clk + tmp / 2) / tmp;
+       {
+               u32 tmp = CONFIG_SYS_BASE_BAUD * 16;
+
+               udiv = (clk + tmp / 2) / tmp;
+       }
        if (udiv > UDIV_MAX)                    /* max. n bits for udiv */
                udiv = UDIV_MAX;
 #endif /* CONFIG_SYS_405_UART_ERRATA_59 */
@@ -240,15 +199,18 @@ int get_serial_clock(void)
 #else
        clk = CONFIG_SYS_BASE_BAUD * 16;
 #endif
-#endif /* CONFIG_405CR */
+#endif
 
 #if defined(CONFIG_405EP)
-       reg = mfdcr(CPC0_UCR) & ~(UCR0_MASK | UCR1_MASK);
-       clk = gd->cpu_clk;
-       tmp = CONFIG_SYS_BASE_BAUD * 16;
-       udiv = (clk + tmp / 2) / tmp;
-       if (udiv > UDIV_MAX)                    /* max. n bits for udiv */
-               udiv = UDIV_MAX;
+       {
+               u32 tmp = CONFIG_SYS_BASE_BAUD * 16;
+
+               reg = mfdcr(CPC0_UCR) & ~(UCR0_MASK | UCR1_MASK);
+               clk = gd->cpu_clk;
+               udiv = (clk + tmp / 2) / tmp;
+               if (udiv > UDIV_MAX)                    /* max. n bits for udiv */
+                       udiv = UDIV_MAX;
+       }
        reg |= udiv << UCR0_UDIV_POS;           /* set the UART divisor */
        reg |= udiv << UCR1_UDIV_POS;           /* set the UART divisor */
        mtdcr(CPC0_UCR, reg);
@@ -294,12 +256,12 @@ int get_serial_clock(void)
         * the UART divisor is available
         */
 #ifdef CONFIG_SYS_EXT_SERIAL_CLOCK
-       gd->uart_clk = CONFIG_SYS_EXT_SERIAL_CLOCK;
+       gd->arch.uart_clk = CONFIG_SYS_EXT_SERIAL_CLOCK;
 #else
        get_sys_info(&sys_info);
-       gd->uart_clk = sys_info.freqUART / udiv;
+       gd->arch.uart_clk = sys_info.freqUART / udiv;
 #endif
 
        return clk;
 }
-#endif /* CONFIG_405GP || CONFIG_405CR */
+#endif /* CONFIG_405GP */