ARM: omap4: Update sdram setting for panda rev A6

OMAP4 panda rev A6 is a 4430 es2.3 IC with an updated memory
part.

The panda rev A6 uses Elpida 2x4Gb memory and no longer uses Micron
so the timings needs to be updated
Signed-off-by: NDan Murphy <dmurphy@ti.com>

arch/arm/cpu/armv7/omap4/sdram_elpida.c

@@ -121,6 +121,8 @@ static void emif_get_reg_dump_sdp(u32 emif_nr, const struct emif_regs **regs)
 		*regs = &emif_regs_elpida_380_mhz_1cs;
 	else if (omap4_rev == OMAP4430_ES2_0)
 		*regs = &emif_regs_elpida_200_mhz_2cs;
+	else if (omap4_rev == OMAP4430_ES2_3)
+		*regs = &emif_regs_elpida_400_mhz_1cs;
 	else if (omap4_rev < OMAP4470_ES1_0)
 		*regs = &emif_regs_elpida_400_mhz_2cs;
 	else
@@ -136,6 +138,8 @@ static void emif_get_dmm_regs_sdp(const struct dmm_lisa_map_regs
 
 	if (omap_rev == OMAP4430_ES1_0)
 		*dmm_lisa_regs = &lisa_map_2G_x_1_x_2;
+	else if (omap_rev == OMAP4430_ES2_3)
+		*dmm_lisa_regs = &lisa_map_2G_x_2_x_2;
 	else if (omap_rev < OMAP4460_ES1_0)
 		*dmm_lisa_regs = &lisa_map_2G_x_2_x_2;
 	else