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Index: at91bootstrap-2.13/board/at91sam9g20ek/at91sam9g20ek.c
===================================================================
--- at91bootstrap-2.13.orig/board/at91sam9g20ek/at91sam9g20ek.c 2010-01-12 15:13:39.000000000 -0600
+++ at91bootstrap-2.13/board/at91sam9g20ek/at91sam9g20ek.c 2013-12-19 09:14:45.018624931 -0600
@@ -116,8 +116,9 @@
#endif /* CONFIG_VERBOSE */
#ifdef CONFIG_SDRAM
- /* Initialize the matrix (memory voltage = 3.3) */
- writel((readl(AT91C_BASE_CCFG + CCFG_EBICSA)) | AT91C_EBI_CS1A_SDRAMC | (1<<16), AT91C_BASE_CCFG + CCFG_EBICSA);
+ dbg_print("SDRAM: slow slew rate\r\n");
+ /* Initialize the matrix (memory voltage = 3.3, slow slew rate) */
+ writel((readl(AT91C_BASE_CCFG + CCFG_EBICSA)) | AT91C_EBI_CS1A_SDRAMC | (1<<16) | (1<<17), AT91C_BASE_CCFG + CCFG_EBICSA);
/* Configure SDRAM Controller */
sdram_init( AT91C_SDRAMC_NC_9 |
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