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| author | wdenk <wdenk> | 2004-09-28 17:59:53 +0000 |
|---|---|---|
| committer | wdenk <wdenk> | 2004-09-28 17:59:53 +0000 |
| commit | 66ca92a5ba882807ba8ed8f772c0fc22b25976cc (patch) | |
| tree | 45f62d161cf60f9b5be79427073c979d99a41be2 /include/configs/Adder.h | |
| parent | 4ec3a7f0fdbad19ad4fa0172b97451b98e82316a (diff) | |
| download | u-boot-imx-66ca92a5ba882807ba8ed8f772c0fc22b25976cc.zip u-boot-imx-66ca92a5ba882807ba8ed8f772c0fc22b25976cc.tar.gz u-boot-imx-66ca92a5ba882807ba8ed8f772c0fc22b25976cc.tar.bz2 | |
* Patch by Yuli Barcohen, 13 Jul 2004:
Allow clock setting on MPC866/MPC885 series chips according to
environment variable `cpuclk'
* Patch by Yuli Barcohen, 20 Apr 2004:
Remove unnecessary redefine of CPM_DATAONLY_SIZE for MPC826x
Diffstat (limited to 'include/configs/Adder.h')
| -rw-r--r-- | include/configs/Adder.h | 18 |
1 files changed, 17 insertions, 1 deletions
diff --git a/include/configs/Adder.h b/include/configs/Adder.h index 13e6c35..f807546 100644 --- a/include/configs/Adder.h +++ b/include/configs/Adder.h @@ -41,7 +41,14 @@ #define FEC_ENET #endif /* CONFIG_FEC_ENET */ -#define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */ +#define CONFIG_8xx_OSCLK 10000000 /* 10 MHz oscillator on EXTCLK */ +#define CONFIG_8xx_CPUCLK_DEFAULT 50000000 +#define CFG_8xx_CPUCLK_MIN 40000000 +#ifdef CONFIG_MPC852T +#define CFG_8xx_CPUCLK_MAX 50000000 +#else +#define CFG_8xx_CPUCLK_MAX 120000000 +#endif /* CONFIG_MPC852T */ #define CONFIG_COMMANDS (CONFIG_CMD_DFL \ | CFG_CMD_DHCP \ @@ -89,6 +96,15 @@ #define CFG_MAMR 0x00802114 +/* + * 2048 SDRAM rows + * 1000 factor s -> ms + * 64 PTP (pre-divider from MPTPR) from SDRAM example configuration + * 4 Number of refresh cycles per period + * 64 Refresh cycle in ms per number of rows + */ +#define CFG_PTA_PER_CLK ((2048 * 64 * 1000) / (4 * 64)) + #define CFG_MEMTEST_START 0x00100000 /* memtest works on */ #define CFG_MEMTEST_END 0x00700000 /* 1 ... 7 MB in SDRAM */ |