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| author | Jerry Huang <Chang-Ming.Huang@freescale.com> | 2011-11-07 13:20:21 +0800 |
|---|---|---|
| committer | Kim Phillips <kim.phillips@freescale.com> | 2011-11-07 18:34:40 -0600 |
| commit | 6be55ee2252c364b16d99537bf9fe7d96d5c77b4 (patch) | |
| tree | 1b06f01a606df48b5634aa2ed75efb9dc55d1e2f /include/configs | |
| parent | d37be07ee57e4390eb4e5529f9a481e334dbbe07 (diff) | |
| download | u-boot-imx-6be55ee2252c364b16d99537bf9fe7d96d5c77b4.zip u-boot-imx-6be55ee2252c364b16d99537bf9fe7d96d5c77b4.tar.gz u-boot-imx-6be55ee2252c364b16d99537bf9fe7d96d5c77b4.tar.bz2 | |
powerpc/mpc83xx: Add 33.33MHz support for mpc8360emds
The new MPC8360EMDS board changes the oscillator to 33.33MHz
in order to support QE 500MHz since 2008.
Signed-off-by: Jerry Huang <Chang-Ming.Huang@freescale.com>
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Diffstat (limited to 'include/configs')
| -rw-r--r-- | include/configs/MPC8360EMDS.h | 27 |
1 files changed, 27 insertions, 0 deletions
diff --git a/include/configs/MPC8360EMDS.h b/include/configs/MPC8360EMDS.h index 5a1e6f5..9604fda 100644 --- a/include/configs/MPC8360EMDS.h +++ b/include/configs/MPC8360EMDS.h @@ -39,6 +39,18 @@ /* * System Clock Setup */ +#ifdef CONFIG_CLKIN_33MHZ +#ifdef CONFIG_PCISLAVE +#define CONFIG_83XX_PCICLK 33330000 /* in HZ */ +#else +#define CONFIG_83XX_CLKIN 33330000 /* in Hz */ +#endif + +#ifndef CONFIG_SYS_CLK_FREQ +#define CONFIG_SYS_CLK_FREQ 33330000 +#endif + +#elif defined(CONFIG_CLKIN_66MHZ) #ifdef CONFIG_PCISLAVE #define CONFIG_83XX_PCICLK 66000000 /* in HZ */ #else @@ -48,10 +60,24 @@ #ifndef CONFIG_SYS_CLK_FREQ #define CONFIG_SYS_CLK_FREQ 66000000 #endif +#else +#error Unknown oscillator frequency. +#endif /* * Hardware Reset Configuration Word */ +#ifdef CONFIG_CLKIN_33MHZ +#define CONFIG_SYS_HRCW_LOW (\ + HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\ + HRCWL_DDR_TO_SCB_CLK_1X1 |\ + HRCWL_CSB_TO_CLKIN_8X1 |\ + HRCWL_VCO_1X2 |\ + HRCWL_CE_PLL_VCO_DIV_4 |\ + HRCWL_CE_PLL_DIV_1X1 |\ + HRCWL_CE_TO_PLL_1X15 |\ + HRCWL_CORE_TO_CSB_2X1) +#elif defined(CONFIG_CLKIN_66MHZ) #define CONFIG_SYS_HRCW_LOW (\ HRCWL_LCL_BUS_TO_SCB_CLK_1X1 |\ HRCWL_DDR_TO_SCB_CLK_1X1 |\ @@ -61,6 +87,7 @@ HRCWL_CE_PLL_DIV_1X1 |\ HRCWL_CE_TO_PLL_1X6 |\ HRCWL_CORE_TO_CSB_2X1) +#endif #ifdef CONFIG_PCISLAVE #define CONFIG_SYS_HRCW_HIGH (\ |