diff --git a/arch/arm/cpu/armv7/omap-common/hwinit-common.c b/arch/arm/cpu/armv7/omap-common/hwinit-common.c
index cf71ab444382c7179982eb02a44ab798c6a397a0..459ebb55e572ab7bf78eb16f59a45b259ef28154 100644 (file)
void s_init(void)
{
init_omap_revision();
+#ifdef CONFIG_SPL_BUILD
+ if (warm_reset() && (omap_revision() <= OMAP5430_ES1_0))
+ force_emif_self_refresh();
+#endif
watchdog_init();
set_mux_conf_regs();
#ifdef CONFIG_SPL_BUILD
*/
u32 omap_sdram_size(void)
{
- u32 section, i, total_size = 0, size, addr;
+ u32 section, i, valid;
+ u64 sdram_start = 0, sdram_end = 0, addr,
+ size, total_size = 0, trap_size = 0;
for (i = 0; i < 4; i++) {
section = __raw_readl(DMM_BASE + i*4);
+ valid = (section & EMIF_SDRC_ADDRSPC_MASK) >>
+ (EMIF_SDRC_ADDRSPC_SHIFT);
addr = section & EMIF_SYS_ADDR_MASK;
+
/* See if the address is valid */
if ((addr >= DRAM_ADDR_SPACE_START) &&
(addr < DRAM_ADDR_SPACE_END)) {
EMIF_SYS_SIZE_SHIFT);
size = 1 << size;
size *= SZ_16M;
- total_size += size;
+
+ if (valid != DMM_SDRC_ADDR_SPC_INVALID) {
+ if (!sdram_start || (addr < sdram_start))
+ sdram_start = addr;
+ if (!sdram_end || ((addr + size) > sdram_end))
+ sdram_end = addr + size;
+ } else {
+ trap_size = size;
+ }
+
}
+
}
+ total_size = (sdram_end - sdram_start) - (trap_size);
return total_size;
}