struct mmu_vm_range mmu_vmr_table[CONFIG_SYS_NR_VM_REGIONS] = {
{
- .virt_pgno = CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT,
- .nr_pages = CONFIG_SYS_FLASH_SIZE >> PAGE_SHIFT,
- .phys = (CONFIG_SYS_FLASH_BASE >> PAGE_SHIFT)
+ .virt_pgno = CONFIG_SYS_FLASH_BASE >> MMU_PAGE_SHIFT,
+ .nr_pages = CONFIG_SYS_FLASH_SIZE >> MMU_PAGE_SHIFT,
+ .phys = (CONFIG_SYS_FLASH_BASE >> MMU_PAGE_SHIFT)
| MMU_VMR_CACHE_NONE,
}, {
- .virt_pgno = CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT,
- .nr_pages = EBI_SDRAM_SIZE >> PAGE_SHIFT,
- .phys = (CONFIG_SYS_SDRAM_BASE >> PAGE_SHIFT)
+ .virt_pgno = CONFIG_SYS_SDRAM_BASE >> MMU_PAGE_SHIFT,
+ .nr_pages = EBI_SDRAM_SIZE >> MMU_PAGE_SHIFT,
+ .phys = (CONFIG_SYS_SDRAM_BASE >> MMU_PAGE_SHIFT)
| MMU_VMR_CACHE_WRBACK,
},
};
static const struct sdram_config sdram_config = {
-#if defined(CONFIG_ATSTK1006)
- /* Dual MT48LC16M16A2-7E (64 MB) on daughterboard */
.data_bits = SDRAM_DATA_32BIT,
- .row_bits = 13,
- .col_bits = 9,
- .bank_bits = 2,
- .cas = 2,
- .twr = 2,
- .trc = 7,
- .trp = 2,
- .trcd = 2,
- .tras = 4,
- .txsr = 7,
- /* 7.81 us */
- .refresh_period = (781 * (SDRAMC_BUS_HZ / 1000)) / 100000,
-#else
- /* MT48LC2M32B2P-5 (8 MB) on motherboard */
-#ifdef CONFIG_ATSTK1004
- .data_bits = SDRAM_DATA_16BIT,
-#else
- .data_bits = SDRAM_DATA_32BIT,
-#endif
#ifdef CONFIG_ATSTK1000_16MB_SDRAM
/* MT48LC4M32B2P-6 (16 MB) on mod'ed motherboard */
.row_bits = 12,
#else
+ /* MT48LC2M32B2P-5 (8 MB) on motherboard */
.row_bits = 11,
#endif
.col_bits = 8,
.txsr = 5,
/* 15.6 us */
.refresh_period = (156 * (SDRAMC_BUS_HZ / 1000)) / 10000,
-#endif
};
int board_early_init_f(void)
hmatrix_slave_write(EBI, SFR, HMATRIX_BIT(EBI_SDRAM_ENABLE));
portmux_enable_ebi(sdram_config.data_bits, 23, 0, PORTMUX_DRIVE_HIGH);
+ sdram_init(uncached(EBI_SDRAM_BASE), &sdram_config);
+
portmux_enable_usart1(PORTMUX_DRIVE_MIN);
+
#if defined(CONFIG_MACB)
portmux_enable_macb0(PORTMUX_MACB_MII, PORTMUX_DRIVE_LOW);
portmux_enable_macb1(PORTMUX_MACB_MII, PORTMUX_DRIVE_LOW);
return 0;
}
-phys_size_t initdram(int board_type)
-{
- unsigned long expected_size;
- unsigned long actual_size;
- void *sdram_base;
-
- sdram_base = uncached(EBI_SDRAM_BASE);
-
- expected_size = sdram_init(sdram_base, &sdram_config);
- actual_size = get_ram_size(sdram_base, expected_size);
-
- if (expected_size != actual_size)
- printf("Warning: Only %lu of %lu MiB SDRAM is working\n",
- actual_size >> 20, expected_size >> 20);
-
- return actual_size;
-}
-
int board_early_init_r(void)
{
gd->bd->bi_phy_id[0] = 0x10;