diff options
| 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 | |
| parent | d37be07ee57e4390eb4e5529f9a481e334dbbe07 (diff) | |
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>
| -rw-r--r-- | boards.cfg | 15 | ||||
| -rw-r--r-- | doc/README.mpc8360emds | 18 | ||||
| -rw-r--r-- | include/configs/MPC8360EMDS.h | 27 |
3 files changed, 50 insertions, 10 deletions
diff --git a/boards.cfg b/boards.cfg index 604becfb4..1912108b8 100644 --- a/boards.cfg +++ b/boards.cfg @@ -542,11 +542,16 @@ MPC8349EMDS powerpc mpc83xx mpc8349emds freesca MPC8349ITX powerpc mpc83xx mpc8349itx freescale - MPC8349ITX:MPC8349ITX MPC8349ITXGP powerpc mpc83xx mpc8349itx freescale - MPC8349ITX:MPC8349ITXGP,SYS_TEXT_BASE=0xFE000000 MPC8349ITX_LOWBOOT powerpc mpc83xx mpc8349itx freescale - MPC8349ITX:MPC8349ITX,SYS_TEXT_BASE=0xFE000000 -MPC8360EMDS powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS: -MPC8360EMDS_ATM powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:PQ_MDS_PIB=1,PQ_MDS_PIB_ATM=1 -MPC8360EMDS_HOST_33 powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:PCI,PCI_33M,PQ_MDS_PIB=1 -MPC8360EMDS_HOST_66 powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:PCI,PCI_66M,PQ_MDS_PIB=1 -MPC8360EMDS_SLAVE powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:PCI,PCISLAVE +MPC8360EMDS_66 powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:CLKIN_66MHZ +MPC8360EMDS_33 powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:CLKIN_33MHZ +MPC8360EMDS_66_ATM powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:CLKIN_66MHZ,PQ_MDS_PIB=1,PQ_MDS_PIB_ATM=1 +MPC8360EMDS_33_ATM powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:CLKIN_33MHZ,PQ_MDS_PIB=1,PQ_MDS_PIB_ATM=1 +MPC8360EMDS_66_HOST_33 powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:CLKIN_66MHZ,PCI,PCI_33M,PQ_MDS_PIB=1 +MPC8360EMDS_33_HOST_33 powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:CLKIN_33MHZ,PCI,PCI_33M,PQ_MDS_PIB=1 +MPC8360EMDS_66_HOST_66 powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:CLKIN_66MHZ,PCI,PCI_66M,PQ_MDS_PIB=1 +MPC8360EMDS_33_HOST_66 powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:CLKIN_33MHZ,PCI,PCI_66M,PQ_MDS_PIB=1 +MPC8360EMDS_66_SLAVE powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:CLKIN_66MHZ,PCI,PCISLAVE +MPC8360EMDS_33_SLAVE powerpc mpc83xx mpc8360emds freescale - MPC8360EMDS:CLKIN_33MHZ,PCI,PCISLAVE MPC8360ERDK powerpc mpc83xx mpc8360erdk freescale - MPC8360ERDK MPC8360ERDK_33 powerpc mpc83xx mpc8360erdk freescale - MPC8360ERDK:CLKIN_33MHZ MPC8360ERDK_66 powerpc mpc83xx mpc8360erdk freescale - MPC8360ERDK diff --git a/doc/README.mpc8360emds b/doc/README.mpc8360emds index d65a2a48a..2b3916041 100644 --- a/doc/README.mpc8360emds +++ b/doc/README.mpc8360emds @@ -87,28 +87,36 @@ Freescale MPC8360EMDS Board 4. Compilation + MPC8360EMDS shipped with 33.33MHz or 66MHz oscillator(check U41 chip). + Assuming you're using BASH shell: export CROSS_COMPILE=your-cross-compile-prefix cd u-boot make distclean - make MPC8360EMDS_config + make MPC8360EMDS_XX_config make - MPC8360 support PCI in host and slave mode. + MPC8360EMDS support ATM, PCI in host and slave mode. + + To make u-boot support ATM : + 1) Make MPC8360EMDS_XX_ATM_config To make u-boot support PCI host 66M : 1) DIP SW support PCI mode as described in Section 1.1. - 2) Make MPC8360EMDS_HOST_66_config + 2) Make MPC8360EMDS_XX_HOST_66_config To make u-boot support PCI host 33M : 1) DIP SW setting is similar as Section 1.1, except for SW3[4] is 1 - 2) Make MPC8360EMDS_HOST_33_config + 2) Make MPC8360EMDS_XX_HOST_33_config To make u-boot support PCI slave 66M : 1) DIP SW setting is similar as Section 1.1, except for SW9[3] is 1 - 2) Make MPC8360EMDS_SLAVE_config + 2) Make MPC8360EMDS_XX_SLAVE_config + (where XX is: + 33 - 33.33MHz oscillator + 66 - 66MHz oscillator) 5. Downloading and Flashing Images diff --git a/include/configs/MPC8360EMDS.h b/include/configs/MPC8360EMDS.h index 5a1e6f5ef..9604fda03 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 (\ |