diff options
| -rw-r--r-- | board/tqm8xx/tqm8xx.c | 16 | ||||
| -rw-r--r-- | include/configs/TQM860M.h | 13 | ||||
| -rw-r--r-- | include/configs/TQM866M.h | 49 |
3 files changed, 47 insertions, 31 deletions
diff --git a/board/tqm8xx/tqm8xx.c b/board/tqm8xx/tqm8xx.c index 6b206f8..cebdcc0 100644 --- a/board/tqm8xx/tqm8xx.c +++ b/board/tqm8xx/tqm8xx.c @@ -354,6 +354,8 @@ long int initdram (int board_type) udelay (10000); #ifdef CONFIG_CAN_DRIVER + /* UPM initialization for CAN @ CLKOUT <= 66 MHz */ + /* Initialize OR3 / BR3 */ memctl->memc_or3 = CFG_OR3_CAN; memctl->memc_br3 = CFG_BR3_CAN; @@ -362,7 +364,7 @@ long int initdram (int board_type) memctl->memc_mbmr = MBMR_GPL_B4DIS; /* GPL_B4 ouput line Disable */ /* Initialize UPMB for CAN: single read */ - memctl->memc_mdr = 0xFFFFC004; + memctl->memc_mdr = 0xFFFFCC04; memctl->memc_mcr = 0x0100 | UPMB; memctl->memc_mdr = 0x0FFFD004; @@ -374,23 +376,23 @@ long int initdram (int board_type) memctl->memc_mdr = 0x3FFFC004; memctl->memc_mcr = 0x0103 | UPMB; - memctl->memc_mdr = 0xFFFFDC05; + memctl->memc_mdr = 0xFFFFDC07; memctl->memc_mcr = 0x0104 | UPMB; /* Initialize UPMB for CAN: single write */ - memctl->memc_mdr = 0xFFFCC004; + memctl->memc_mdr = 0xFFFCCC04; memctl->memc_mcr = 0x0118 | UPMB; - memctl->memc_mdr = 0xCFFCD004; + memctl->memc_mdr = 0xCFFCDC04; memctl->memc_mcr = 0x0119 | UPMB; - memctl->memc_mdr = 0x0FFCC000; + memctl->memc_mdr = 0x3FFCC000; memctl->memc_mcr = 0x011A | UPMB; - memctl->memc_mdr = 0x7FFCC004; + memctl->memc_mdr = 0xFFFCC004; memctl->memc_mcr = 0x011B | UPMB; - memctl->memc_mdr = 0xFFFDCC05; + memctl->memc_mdr = 0xFFFDC405; memctl->memc_mcr = 0x011C | UPMB; #endif /* CONFIG_CAN_DRIVER */ diff --git a/include/configs/TQM860M.h b/include/configs/TQM860M.h index 684b86f..fe3a2f0 100644 --- a/include/configs/TQM860M.h +++ b/include/configs/TQM860M.h @@ -69,9 +69,14 @@ "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \ "rootpath=/opt/eldk/ppc_8xx\0" \ "bootfile=/tftpboot/TQM860M/uImage\0" \ - "fdt_addr=40080000\0" \ - "kernel_addr=400A0000\0" \ + "fdt_addr=400C0000\0" \ + "kernel_addr=40100000\0" \ "ramdisk_addr=40280000\0" \ + "load=tftp 200000 ${u-boot}\0" \ + "update=protect off 40000000 +${filesize};" \ + "erase 40000000 +${filesize};" \ + "cp.b 200000 40000000 ${filesize};" \ + "protect on 40000000 +${filesize}\0" \ "" #define CONFIG_BOOTCOMMAND "run flash_self" @@ -172,7 +177,7 @@ #define CFG_FLASH_BASE 0x40000000 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ #define CFG_MONITOR_BASE CFG_FLASH_BASE -#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ +#define CFG_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */ /* * For booting Linux, the board info and command line data @@ -193,7 +198,7 @@ #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */ #define CFG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */ -#define CFG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */ +#define CFG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */ /* Address and size of Redundant Environment Sector */ #define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE) diff --git a/include/configs/TQM866M.h b/include/configs/TQM866M.h index 0d77891..ca3c166 100644 --- a/include/configs/TQM866M.h +++ b/include/configs/TQM866M.h @@ -81,9 +81,14 @@ "net_nfs=tftp 200000 ${bootfile};run nfsargs addip;bootm\0" \ "rootpath=/opt/eldk/ppc_8xx\0" \ "bootfile=/tftpboot/TQM866M/uImage\0" \ - "fdt_addr=40080000\0" \ - "kernel_addr=400A0000\0" \ + "fdt_addr=400C0000\0" \ + "kernel_addr=40100000\0" \ "ramdisk_addr=40280000\0" \ + "load=tftp 200000 ${u-boot}\0" \ + "update=protect off 40000000 +${filesize};" \ + "erase 40000000 +${filesize};" \ + "cp.b 200000 40000000 ${filesize};" \ + "protect on 40000000 +${filesize}\0" \ "" #define CONFIG_BOOTCOMMAND "run flash_self" @@ -215,7 +220,7 @@ #define CFG_FLASH_BASE 0x40000000 #define CFG_MONITOR_LEN (256 << 10) /* Reserve 256 kB for Monitor */ #define CFG_MONITOR_BASE CFG_FLASH_BASE -#define CFG_MALLOC_LEN (128 << 10) /* Reserve 128 kB for malloc() */ +#define CFG_MALLOC_LEN (256 << 10) /* Reserve 256 kB for malloc() */ /* * For booting Linux, the board info and command line data @@ -236,7 +241,7 @@ #define CFG_ENV_IS_IN_FLASH 1 #define CFG_ENV_OFFSET 0x40000 /* Offset of Environment Sector */ #define CFG_ENV_SIZE 0x08000 /* Total Size of Environment Sector */ -#define CFG_ENV_SECT_SIZE 0x20000 /* Total Size of Environment Sector */ +#define CFG_ENV_SECT_SIZE 0x40000 /* Total Size of Environment Sector */ /* Address and size of Redundant Environment Sector */ #define CFG_ENV_OFFSET_REDUND (CFG_ENV_OFFSET+CFG_ENV_SECT_SIZE) @@ -421,26 +426,30 @@ #define CFG_PTA_PER_CLK ((4096 * 64 * 1000) / (4 * 64)) /* - * Memory Periodic Timer Prescaler - * Periodic timer for refresh, start with refresh rate for 40 MHz clock - * (CFG_8xx_CPUCLK_MIN / CFG_PTA_PER_CLK) + * Periodic timer (MAMR[PTx]) for 4 * 7.8 us refresh (= 31.2 us per quad) + * + * CPUclock(MHz) * 31.2 + * CFG_MAMR_PTA = ----------------------------------- with DFBRG = 0 + * 2^(2*SCCR[DFBRG]) * MPTPR_PTP_DIV16 + * + * CPU clock = 15 MHz: CFG_MAMR_PTA = 29 -> 4 * 7.73 us + * CPU clock = 50 MHz: CFG_MAMR_PTA = 97 -> 4 * 7.76 us + * CPU clock = 66 MHz: CFG_MAMR_PTA = 128 -> 4 * 7.75 us + * CPU clock = 133 MHz: CFG_MAMR_PTA = 255 -> 4 * 7.67 us + * + * Value 97 is for 4 * 7.8 us at 50 MHz. So the refresh cycle requirement will + * be met also in the default configuration, i.e. if environment variable + * 'cpuclk' is not set. */ -#define CFG_MAMR_PTA 39 +#define CFG_MAMR_PTA 97 /* - * For 16 MBit, refresh rates could be 31.3 us - * (= 64 ms / 2K = 125 / quad bursts). - * For a simpler initialization, 15.6 us is used instead. - * - * #define CFG_MPTPR_2BK_2K MPTPR_PTP_DIV32 for 2 banks - * #define CFG_MPTPR_1BK_2K MPTPR_PTP_DIV64 for 1 bank + * Memory Periodic Timer Prescaler Register (MPTPR) values. */ -#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 /* setting for 2 banks */ -#define CFG_MPTPR_1BK_4K MPTPR_PTP_DIV32 /* setting for 1 bank */ - -/* refresh rate 7.8 us (= 64 ms / 8K = 31.2 / quad bursts) for 256 MBit */ -#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* setting for 2 banks */ -#define CFG_MPTPR_1BK_8K MPTPR_PTP_DIV16 /* setting for 1 bank */ +/* 4 * 7.8 us refresh (= 31.2 us per quad) at 50 MHz and PTA = 97 */ +#define CFG_MPTPR_2BK_4K MPTPR_PTP_DIV16 +/* 4 * 3.9 us refresh (= 15.6 us per quad) at 50 MHz and PTA = 97 */ +#define CFG_MPTPR_2BK_8K MPTPR_PTP_DIV8 /* * MAMR settings for SDRAM |