X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=arch%2Farm%2Fcpu%2Farmv8%2Ffsl-layerscape%2Fsoc.c;h=0cb010012e7add46e725741cbcb535e2bb9047f4;hb=2ee490a0245b65826a8ce8e42e34c9bf805d3656;hp=a76447ec27bc9a64429c662698b5ff5378a5cd63;hpb=4a97a0c91d25763d7c3af5530c5e89f53fee7643;p=u-boot

diff --git a/arch/arm/cpu/armv8/fsl-layerscape/soc.c b/arch/arm/cpu/armv8/fsl-layerscape/soc.c
index a76447ec27..0cb010012e 100644
--- a/arch/arm/cpu/armv8/fsl-layerscape/soc.c
+++ b/arch/arm/cpu/armv8/fsl-layerscape/soc.c
@@ -18,7 +18,31 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
-#if defined(CONFIG_LS2080A) || defined(CONFIG_LS2085A)
+bool soc_has_dp_ddr(void)
+{
+	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+	u32 svr = gur_in32(&gur->svr);
+
+	/* LS2085A has DP_DDR */
+	if (SVR_SOC_VER(svr) == SVR_LS2085)
+		return true;
+
+	return false;
+}
+
+bool soc_has_aiop(void)
+{
+	struct ccsr_gur __iomem *gur = (void *)(CONFIG_SYS_FSL_GUTS_ADDR);
+	u32 svr = gur_in32(&gur->svr);
+
+	/* LS2085A has AIOP */
+	if (SVR_SOC_VER(svr) == SVR_LS2085)
+		return true;
+
+	return false;
+}
+
+#ifdef CONFIG_LS2080A
 /*
  * This erratum requires setting a value to eddrtqcr1 to
  * optimal the DDR performance.