#include <libfdt.h>
#endif
-#if defined(CONFIG_HARD_I2C) || defined(CONFIG_SOFT_I2C)
#include <i2c.h>
-#endif
-
#include "../common/common.h"
/*
return size;
}
+#ifdef CONFIG_SYS_SDRAM_LIST
+
+/*
+ * If CONFIG_SYS_SDRAM_LIST is defined, we cycle through all SDRAM
+ * configurations therein (should be from high to lower) to find the
+ * one actually matching the current configuration.
+ * CONFIG_SYS_PSDMR and CONFIG_SYS_OR1 will contain the base values which are
+ * common among all possible configurations; values in CONFIG_SYS_SDRAM_LIST
+ * (defined as the initialization value for the array of struct sdram_conf_s)
+ * will then be ORed with such base values.
+ */
+
+struct sdram_conf_s {
+ ulong size;
+ int or1;
+ int psdmr;
+};
+
+static struct sdram_conf_s sdram_conf[] = CONFIG_SYS_SDRAM_LIST;
+
+static long probe_sdram(memctl8260_t *memctl)
+{
+ int n = 0;
+ long psize = 0;
+
+ for (n = 0; n < ARRAY_SIZE(sdram_conf); psize = 0, n++) {
+ psize = try_init(memctl,
+ CONFIG_SYS_PSDMR | sdram_conf[n].psdmr,
+ CONFIG_SYS_OR1 | sdram_conf[n].or1,
+ (uchar *) CONFIG_SYS_SDRAM_BASE);
+ debug("Probing %ld bytes returned %ld\n",
+ sdram_conf[n].size, psize);
+ if (psize == sdram_conf[n].size)
+ break;
+ }
+ return psize;
+}
+
+#else /* CONFIG_SYS_SDRAM_LIST */
+
+static long probe_sdram(memctl8260_t *memctl)
+{
+ return try_init(memctl, CONFIG_SYS_PSDMR, CONFIG_SYS_OR1,
+ (uchar *) CONFIG_SYS_SDRAM_BASE);
+}
+#endif /* CONFIG_SYS_SDRAM_LIST */
+
+
phys_size_t initdram(int board_type)
{
immap_t *immap = (immap_t *) CONFIG_SYS_IMMR;
#ifndef CONFIG_SYS_RAMBOOT
/* 60x SDRAM setup:
*/
- psize = try_init(memctl, CONFIG_SYS_PSDMR, CONFIG_SYS_OR1,
- (uchar *) CONFIG_SYS_SDRAM_BASE);
+ psize = probe_sdram(memctl);
#endif /* CONFIG_SYS_RAMBOOT */
icache_enable();
* will toggle once what forces the mgocge3un part to restart
* immediately.
*/
-void handle_mgcoge3un_reset(void)
+static void handle_mgcoge3un_reset(void)
{
char *bobcatreset = getenv("bobcatreset");
if (bobcatreset) {
}
#endif
+int ethernet_present(void)
+{
+ struct km_bec_fpga *base =
+ (struct km_bec_fpga *)CONFIG_SYS_KMBEC_FPGA_BASE;
+
+ return in_8(&base->bprth) & PIGGY_PRESENT;
+}
+
/*
* Early board initalization.
*/