X-Git-Url: https://git.librecmc.org/?a=blobdiff_plain;f=board%2Fxes%2Fcommon%2Ffsl_8xxx_clk.c;h=e102b0cfc3866233d6c6c77e8ef6f210e93001ab;hb=25c7195d30212a71aa44565f795919a0f14779dc;hp=0155670b9466d9f57ca3fb6518676efbdce978c0;hpb=388517e4b745b00256c2fa201ce7bccb67b4f245;p=oweals%2Fu-boot.git

diff --git a/board/xes/common/fsl_8xxx_clk.c b/board/xes/common/fsl_8xxx_clk.c
index 0155670b94..e102b0cfc3 100644
--- a/board/xes/common/fsl_8xxx_clk.c
+++ b/board/xes/common/fsl_8xxx_clk.c
@@ -1,26 +1,11 @@
 /*
  * Copyright 2008 Extreme Engineering Solutions, Inc.
  *
- * 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
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 #include <common.h>
+#include <asm/io.h>
 
 /*
  * Return SYSCLK input frequency - 50 MHz or 66 MHz depending on POR config
@@ -33,12 +18,15 @@ unsigned long get_board_sys_clk(ulong dummy)
 	immap_t *immap = (immap_t *)CONFIG_SYS_IMMR;
 	volatile ccsr_gur_t *gur = &immap->im_gur;
 #endif
-	u32 gpporcr = gur->gpporcr;
 
-	if (gpporcr & 0x10000)
+	if (in_be32(&gur->gpporcr) & 0x10000)
 		return 66666666;
 	else
+#ifdef CONFIG_ARCH_P2020
+		return 100000000;
+#else
 		return 50000000;
+#endif
 }
 
 #ifdef CONFIG_MPC85xx
@@ -49,11 +37,18 @@ unsigned long get_board_sys_clk(ulong dummy)
 unsigned long get_board_ddr_clk(ulong dummy)
 {
 	volatile ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
-	u32 ddr_ratio = ((gur->porpllsr) & 0x00003e00) >> 9;
+	u32 ddr_ratio = (in_be32(&gur->porpllsr) & 0x00003e00) >> 9;
 
 	if (ddr_ratio == 0x7)
 		return get_board_sys_clk(dummy);
 
+#ifdef CONFIG_ARCH_P2020
+	if (in_be32(&gur->gpporcr) & 0x20000)
+		return 66666666;
+	else
+		return 100000000;
+#else
 	return 66666666;
+#endif
 }
 #endif