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-rw-r--r--include/configs/sbc8548.h43
1 files changed, 33 insertions, 10 deletions
diff --git a/include/configs/sbc8548.h b/include/configs/sbc8548.h
index 1f340ed..d10792a 100644
--- a/include/configs/sbc8548.h
+++ b/include/configs/sbc8548.h
@@ -1,5 +1,5 @@
/*
- * Copyright 2007 Wind River Systems <www.windriver.com>
+ * Copyright 2007,2009 Wind River Systems <www.windriver.com>
* Copyright 2007 Embedded Specialties, Inc.
* Copyright 2004, 2007 Freescale Semiconductor.
*
@@ -24,23 +24,40 @@
/*
* sbc8548 board configuration file
- *
- * Please refer to doc/README.sbc85xx for more info.
- *
+ * Please refer to doc/README.sbc8548 for more info.
*/
#ifndef __CONFIG_H
#define __CONFIG_H
-/* High Level Configuration Options */
+/*
+ * Top level Makefile configuration choices
+ */
+#ifdef CONFIG_MK_PCI
+#define CONFIG_PCI
+#define CONFIG_PCI1
+#endif
+
+#ifdef CONFIG_MK_66
+#define CONFIG_SYS_CLK_DIV 1
+#endif
+
+#ifdef CONFIG_MK_33
+#define CONFIG_SYS_CLK_DIV 2
+#endif
+
+#ifdef CONFIG_MK_PCIE
+#define CONFIG_PCIE1
+#endif
+
+/*
+ * High Level Configuration Options
+ */
#define CONFIG_BOOKE 1 /* BOOKE */
#define CONFIG_E500 1 /* BOOKE e500 family */
#define CONFIG_MPC85xx 1 /* MPC8540/60/55/41/48 */
#define CONFIG_MPC8548 1 /* MPC8548 specific */
#define CONFIG_SBC8548 1 /* SBC8548 board specific */
-#undef CONFIG_PCI /* enable any pci type devices */
-#undef CONFIG_PCI1 /* PCI controller 1 */
-#undef CONFIG_PCIE1 /* PCIE controler 1 (slot 1) */
#undef CONFIG_RIO
#ifdef CONFIG_PCI
@@ -58,7 +75,13 @@
#define CONFIG_FSL_LAW 1 /* Use common FSL init code */
-#define CONFIG_SYS_CLK_FREQ 66000000 /* SBC8548 default SYSCLK */
+/*
+ * Below assumes that CCB:SYSCLK remains unchanged at 6:1 via SW2:[1-4]
+ */
+#ifndef CONFIG_SYS_CLK_DIV
+#define CONFIG_SYS_CLK_DIV 1 /* 2, if 33MHz PCI card installed */
+#endif
+#define CONFIG_SYS_CLK_FREQ (66000000 / CONFIG_SYS_CLK_DIV)
/*
* These can be toggled for performance analysis, otherwise use default.
@@ -316,7 +339,7 @@
#define CONFIG_SYS_NS16550
#define CONFIG_SYS_NS16550_SERIAL
#define CONFIG_SYS_NS16550_REG_SIZE 1
-#define CONFIG_SYS_NS16550_CLK 400000000 /* get_bus_freq(0) */
+#define CONFIG_SYS_NS16550_CLK (400000000 / CONFIG_SYS_CLK_DIV)
#define CONFIG_SYS_BAUDRATE_TABLE \
{300, 600, 1200, 2400, 4800, 9600, 19200, 38400,115200}