Added UPM array table, upmconfig, and Local Bus configuration support for SIMPC8313
Signed-off-by: Ron Madrid <[email protected]> --- arch/powerpc/include/asm/fsl_lbc.h | 1 + board/sheldon/simpc8313/simpc8313.c | 35 +++++++++++++++++++++++++++++++++++ include/configs/SIMPC8313.h | 11 +++++++++++ 3 files changed, 47 insertions(+), 0 deletions(-) diff --git a/arch/powerpc/include/asm/fsl_lbc.h b/arch/powerpc/include/asm/fsl_lbc.h index dfe8f79..03ae6a7 100644 --- a/arch/powerpc/include/asm/fsl_lbc.h +++ b/arch/powerpc/include/asm/fsl_lbc.h @@ -245,6 +245,7 @@ #define MxMR_DSx_4_CYCL 0x00c00000 /* 4 cycle Disable Period */ #define MxMR_DSx_MSK 0x00c00000 /* Disable Timer Period Mask */ #define MxMR_AMx_MSK 0x07000000 /* Addess Multiplex Size Mask */ +#define MxMR_UWPL 0x08000000 /* LUPWAIT Polarity Mask */ #define MxMR_OP_NORM 0x00000000 /* Normal Operation */ #define MxMR_OP_WARR 0x10000000 /* Write to Array */ #define MxMR_OP_RARR 0x20000000 /* Read from Array */ diff --git a/board/sheldon/simpc8313/simpc8313.c b/board/sheldon/simpc8313/simpc8313.c index 1044de2..64bae34 100644 --- a/board/sheldon/simpc8313/simpc8313.c +++ b/board/sheldon/simpc8313/simpc8313.c @@ -29,6 +29,7 @@ #include <mpc83xx.h> #include <ns16550.h> #include <nand.h> +#include <asm/io.h> DECLARE_GLOBAL_DATA_PTR; @@ -91,6 +92,40 @@ void pci_init_board(void) int misc_init_r(void) { int rc = 0; + immap_t *immap = (immap_t *) CONFIG_SYS_IMMR; + fsl_lbus_t *lbus = &immap->lbus; + u32 *mxmr = &lbus->mamr; /* Pointer to mamr */ + + /* UPM Table Configuration Code */ + static uint UPMATable[] = { + /* Read Single-Beat (RSS) */ + 0x0fff0c00, 0x0fffdc00, 0x0fff0c05, 0xfffffc00, + 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, + /* Read Burst (RBS) */ + 0x0fff0c00, 0x0ffcdc00, 0x0ffc0c00, 0x0ffc0f0c, + 0x0ffccf0c, 0x0ffc0f0c, 0x0ffcce0c, 0x3ffc0c05, + 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, + 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, + /* Write Single-Beat (WSS) */ + 0x0ffc0c00, 0x0ffcdc00, 0x0ffc0c05, 0xfffffc00, + 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, + /* Write Burst (WBS) */ + 0x0ffc0c00, 0x0fffcc0c, 0x0fff0c00, 0x0fffcc00, + 0x0fff1c00, 0x0fffcf0c, 0x0fff0f0c, 0x0fffcf0c, + 0x0fff0c0c, 0x0fffcc0c, 0x0fff0c05, 0xfffffc00, + 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, + /* Refresh Timer (RTS) */ + 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, + 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc00, + 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01, + /* Exception Condition (EXS) */ + 0xfffffc00, 0xfffffc00, 0xfffffc00, 0xfffffc01 + }; + + upmconfig(UPMA, UPMATable, sizeof(UPMATable) / sizeof(UPMATable[0])); + + /* Set LUPWAIT to be active low and enabled */ + out_be32(mxmr, MxMR_UWPL | MxMR_GPL_x4DIS); return rc; } diff --git a/include/configs/SIMPC8313.h b/include/configs/SIMPC8313.h index 84af8df..1a17323 100644 --- a/include/configs/SIMPC8313.h +++ b/include/configs/SIMPC8313.h @@ -126,6 +126,7 @@ #else #define CONFIG_SYS_NAND_BASE 0xE2800000 #endif +#define CONFIG_SYS_FPGA_BASE 0xFF000000 #define CONFIG_SYS_MAX_NAND_DEVICE 1 #define NAND_MAX_CHIPS 1 @@ -184,6 +185,16 @@ #define CONFIG_SYS_NAND_LBLAWBAR_PRELIM CONFIG_SYS_LBLAWBAR0_PRELIM #define CONFIG_SYS_NAND_LBLAWAR_PRELIM CONFIG_SYS_LBLAWAR0_PRELIM +#define CONFIG_SYS_BR1_PRELIM ( CONFIG_SYS_FPGA_BASE \ + | BR_PS_16 \ + | BR_MS_UPMA \ + | BR_V ) +#define CONFIG_SYS_OR1_PRELIM ( OR_AM_2MB \ + | OR_UPM_BCTLD) + +#define CONFIG_SYS_LBLAWBAR1_PRELIM CONFIG_SYS_FPGA_BASE +#define CONFIG_SYS_LBLAWAR1_PRELIM (LBLAWAR_EN | LBLAWAR_2MB) + /* * JFFS2 configuration */ -- 1.5.5.1 _______________________________________________ U-Boot mailing list [email protected] http://lists.denx.de/mailman/listinfo/u-boot
