X-Git-Url: http://review.tizen.org/git/?a=blobdiff_plain;f=arch%2Fpowerpc%2Fcpu%2Fppc4xx%2F4xx_ibm_ddr2_autocalib.c;h=67f149deef6a1cef9e6fdbd14814174739345473;hb=da684a646d0c94f7a6126e7ecf110278691465a6;hp=4b8e65a51de8ec1f5b878279b65d91a0366a90eb;hpb=606a76f8ef479e42ae4d06f8f3ce87e9a1c72acf;p=platform%2Fkernel%2Fu-boot.git

diff --git a/arch/powerpc/cpu/ppc4xx/4xx_ibm_ddr2_autocalib.c b/arch/powerpc/cpu/ppc4xx/4xx_ibm_ddr2_autocalib.c
index 4b8e65a..67f149d 100644
--- a/arch/powerpc/cpu/ppc4xx/4xx_ibm_ddr2_autocalib.c
+++ b/arch/powerpc/cpu/ppc4xx/4xx_ibm_ddr2_autocalib.c
@@ -14,24 +14,7 @@
  *
  * COPYRIGHT   AMCC   CORPORATION 2004
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.	 See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
- *
+ * SPDX-License-Identifier:	GPL-2.0+
  */
 
 /* define DEBUG for debugging output (obviously ;-)) */
@@ -44,12 +27,6 @@
 
 #include "ecc.h"
 
-/*
- * Only compile the DDR auto-calibration code for NOR boot and
- * not for NAND boot (NAND SPL and NAND U-Boot - NUB)
- */
-#if !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL)
-
 #define MAXBXCF			4
 #define SDRAM_RXBAS_SHIFT_1M	20
 
@@ -154,18 +131,20 @@ u32 ddr_rdss_opt(ulong) __attribute__((weak, alias("__ddr_rdss_opt")));
 
 static u32 *get_membase(int bxcr_num)
 {
-	ulong bxcf;
 	u32 *membase;
 
 #if defined(SDRAM_R0BAS)
 	/* BAS from Memory Queue rank reg. */
 	membase =
 	    (u32 *)(SDRAM_RXBAS_SDBA_DECODE(mfdcr_any(SDRAM_R0BAS+bxcr_num)));
-	bxcf = 0;	/* just to satisfy the compiler */
 #else
-	/* BAS from SDRAM_MBxCF mem rank reg. */
-	mfsdram(SDRAM_MB0CF + (bxcr_num<<2), bxcf);
-	membase = (u32 *)((bxcf & 0xfff80000) << 3);
+	{
+		ulong bxcf;
+
+		/* BAS from SDRAM_MBxCF mem rank reg. */
+		mfsdram(SDRAM_MB0CF + (bxcr_num<<2), bxcf);
+		membase = (u32 *)((bxcf & 0xfff80000) << 3);
+	}
 #endif
 
 	return membase;
@@ -719,7 +698,9 @@ static u32 program_DQS_calibration_methodB(struct ddrautocal *ddrcal)
 static u32 DQS_calibration_methodB(struct ddrautocal *cal)
 {
 	ulong rfdc_reg;
+#ifndef CONFIG_DDR_RFDC_FIXED
 	ulong rffd;
+#endif
 
 	ulong rqdc_reg;
 	ulong rqfd;
@@ -837,7 +818,6 @@ static u32 DQS_calibration_methodB(struct ddrautocal *cal)
 	mtsdram(SDRAM_RFDC, rfdc_reg | SDRAM_RFDC_RFFD_ENCODE(rffd_average));
 #endif /* CONFIG_DDR_RFDC_FIXED */
 
-	rffd = rffd_average;
 	in_window = 0;
 
 	curr_win_min = curr_win_max = 0;
@@ -1245,9 +1225,3 @@ u32 DQS_autocalibration(void)
 
 	return 0;
 }
-#else /* defined(CONFIG_NAND_U_BOOT) || defined(CONFIG_NAND_SPL) */
-u32 DQS_autocalibration(void)
-{
-	return 0;
-}
-#endif /* !defined(CONFIG_NAND_U_BOOT) && !defined(CONFIG_NAND_SPL) */