diff options
Diffstat (limited to 'include/configs/sbc8548.h')
| -rw-r--r-- | include/configs/sbc8548.h | 43 |
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} |