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armv8: fsl-layerscape: Update ddr erratum a008336

DDR erratum A008336 only applies to DDR controller v5.2.0.
DDR controller v5.2.1 already has default 0x43b30002 in
EDDRTQCR1 register for optimal performance.

Signed-off-by: Shengzhou Liu <Shengzhou.Liu@nxp.com>
Reviewed-by: York Sun <york.sun@nxp.com>
Shengzhou Liu 8 yıl önce
ebeveyn
işleme
1a87c24fe8
1 değiştirilmiş dosya ile 4 ekleme ve 2 silme
  1. 4 2
      arch/arm/cpu/armv8/fsl-layerscape/soc.c

+ 4 - 2
arch/arm/cpu/armv8/fsl-layerscape/soc.c

@@ -58,11 +58,13 @@ static void erratum_a008336(void)
 #ifdef CONFIG_SYS_FSL_ERRATUM_A008336
 #ifdef CONFIG_SYS_FSL_DCSR_DDR_ADDR
 	eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR_ADDR + 0x800;
-	out_le32(eddrtqcr1, 0x63b30002);
+	if (fsl_ddr_get_version(0) == 0x50200)
+		out_le32(eddrtqcr1, 0x63b30002);
 #endif
 #ifdef CONFIG_SYS_FSL_DCSR_DDR2_ADDR
 	eddrtqcr1 = (void *)CONFIG_SYS_FSL_DCSR_DDR2_ADDR + 0x800;
-	out_le32(eddrtqcr1, 0x63b30002);
+	if (fsl_ddr_get_version(0) == 0x50200)
+		out_le32(eddrtqcr1, 0x63b30002);
 #endif
 #endif
 }