Merge branch 'master' of git://git.denx.de/u-boot-mpc85xx

10 files changed, 285 insertions, 13 deletions

diff --git a/board/freescale/b4860qds/tlb.c b/board/freescale/b4860qds/tlb.c
index 373cb78..6d634bf 100644
--- a/board/freescale/b4860qds/tlb.c
+++ b/board/freescale/b4860qds/tlb.c
@@ -111,8 +111,6 @@ struct fsl_e_tlb_entry tlb_table[] = {
 #ifdef CONFIG_SYS_NAND_BASE
 	/*
 	 * *I*G - NAND
-	 * entry 14 and 15 has been used hard coded, they will be disabled
-	 * in cpu_init_f, so we use entry 16 for nand.
 	 */
 	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
 			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
@@ -122,6 +120,23 @@ struct fsl_e_tlb_entry tlb_table[] = {
 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 		      0, 12, BOOKE_PAGESZ_4K, 1),
 
+	/*
+	 * *I*G - SRIO
+	 * entry 14 and 15 has been used hard coded, they will be disabled
+	 * in cpu_init_f, so we use entry 16 for SRIO2.
+	 */
+#ifdef CONFIG_SYS_SRIO1_MEM_PHYS
+	/* *I*G* - SRIO1 */
+	SET_TLB_ENTRY(1, CONFIG_SYS_SRIO1_MEM_VIRT, CONFIG_SYS_SRIO1_MEM_PHYS,
+		MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+		      0, 13, BOOKE_PAGESZ_256M, 1),
+#endif
+#ifdef CONFIG_SYS_SRIO2_MEM_PHYS
+	/* *I*G* - SRIO2 */
+	SET_TLB_ENTRY(1, CONFIG_SYS_SRIO2_MEM_VIRT, CONFIG_SYS_SRIO2_MEM_PHYS,
+		MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+		      0, 16, BOOKE_PAGESZ_256M, 1),
+#endif
 };
 
 int num_tlb_entries = ARRAY_SIZE(tlb_table);
diff --git a/board/freescale/common/Makefile b/board/freescale/common/Makefile
index 75725b4..72bb56c 100644
--- a/board/freescale/common/Makefile
+++ b/board/freescale/common/Makefile
@@ -33,10 +33,14 @@ COBJS-$(CONFIG_FSL_CADMUS)	+= cadmus.o
 COBJS-$(CONFIG_FSL_VIA)		+= cds_via.o
 COBJS-$(CONFIG_FMAN_ENET)	+= fman.o
 COBJS-$(CONFIG_FSL_PIXIS)	+= pixis.o
+ifndef CONFIG_SPL_BUILD
 COBJS-$(CONFIG_FSL_NGPIXIS)	+= ngpixis.o
+endif
 COBJS-$(CONFIG_FSL_QIXIS)	+= qixis.o
 COBJS-$(CONFIG_PQ_MDS_PIB)	+= pq-mds-pib.o
+ifndef CONFIG_SPL_BUILD
 COBJS-$(CONFIG_ID_EEPROM)	+= sys_eeprom.o
+endif
 COBJS-$(CONFIG_FSL_SGMII_RISER)	+= sgmii_riser.o
 ifndef CONFIG_RAMBOOT_PBL
 COBJS-$(CONFIG_FSL_FIXED_MMC_LOCATION)	+= sdhc_boot.o
@@ -48,7 +52,9 @@ COBJS-$(CONFIG_MPC8555CDS)	+= cds_pci_ft.o
 
 COBJS-$(CONFIG_MPC8536DS)	+= ics307_clk.o
 COBJS-$(CONFIG_MPC8572DS)	+= ics307_clk.o
+ifndef CONFIG_SPL_BUILD
 COBJS-$(CONFIG_P1022DS)		+= ics307_clk.o
+endif
 COBJS-$(CONFIG_P2020DS)		+= ics307_clk.o
 COBJS-$(CONFIG_P3041DS)		+= ics307_clk.o
 COBJS-$(CONFIG_P4080DS)		+= ics307_clk.o
diff --git a/board/freescale/common/cds_pci_ft.c b/board/freescale/common/cds_pci_ft.c
index 8a09f99..32233db 100644
--- a/board/freescale/common/cds_pci_ft.c
+++ b/board/freescale/common/cds_pci_ft.c
@@ -31,7 +31,8 @@ static void cds_pci_fixup(void *blob)
 	int node;
 	const char *path;
 	int len, slot, i;
-	u32 *map = NULL;
+	u32 *map = NULL, *piccells = NULL;
+	int off, cells;
 
 	node = fdt_path_offset(blob, "/aliases");
 	if (node >= 0) {
@@ -41,6 +42,25 @@ static void cds_pci_fixup(void *blob)
 			if (node >= 0) {
 				map = fdt_getprop_w(blob, node, "interrupt-map", &len);
 			}
+			/* Each item in "interrupt-map" property is translated with
+			 * following cells:
+			 * PCI #address-cells, PCI #interrupt-cells,
+			 * PIC address, PIC #address-cells, PIC #interrupt-cells.
+			 */
+			cells = fdt_getprop_u32_default(blob, path, "#address-cells", 1);
+			cells += fdt_getprop_u32_default(blob, path, "#interrupt-cells", 1);
+			off = fdt_node_offset_by_phandle(blob, fdt32_to_cpu(*(map+cells)));
+			if (off <= 0)
+				return;
+			cells += 1;
+			piccells = (u32 *)fdt_getprop(blob, off, "#address-cells", NULL);
+			if (piccells == NULL)
+				return;
+			cells += *piccells;
+			piccells = (u32 *)fdt_getprop(blob, off, "#interrupt-cells", NULL);
+			if (piccells == NULL)
+				return;
+			cells += *piccells;
 		}
 	}
 
@@ -49,12 +69,12 @@ static void cds_pci_fixup(void *blob)
 
 		slot = get_pci_slot();
 
-		for (i=0;i<len;i+=7) {
+		for (i=0;i<len;i+=cells) {
 			/* We rotate the interrupt pins so that the mapping
 			 * changes depending on the slot the carrier card is in.
 			 */
 			map[3] = ((map[3] + slot - 2) % 4) + 1;
-			map+=7;
+			map+=cells;
 		}
 	}
 }
diff --git a/board/freescale/p1010rdb/p1010rdb.c b/board/freescale/p1010rdb/p1010rdb.c
index 11e2e8a..0c30d76 100644
--- a/board/freescale/p1010rdb/p1010rdb.c
+++ b/board/freescale/p1010rdb/p1010rdb.c
@@ -217,7 +217,7 @@ void fdt_del_flexcan(void *blob)
 	int nodeoff = 0;
 
 	while ((nodeoff = fdt_node_offset_by_compatible(blob, 0,
-				"fsl,flexcan-v1.0")) >= 0) {
+				"fsl,p1010-flexcan")) >= 0) {
 		fdt_del_node(blob, nodeoff);
 	}
 }
diff --git a/board/freescale/p1022ds/Makefile b/board/freescale/p1022ds/Makefile
index c6d3418..0eeef05 100644
--- a/board/freescale/p1022ds/Makefile
+++ b/board/freescale/p1022ds/Makefile
@@ -11,12 +11,26 @@ include $(TOPDIR)/config.mk
 
 LIB	= $(obj)lib$(BOARD).o
 
+MINIMAL=
+
+ifdef CONFIG_SPL_BUILD
+ifdef CONFIG_SPL_INIT_MINIMAL
+MINIMAL=y
+endif
+endif
+
+ifdef MINIMAL
+
+COBJS-y        += spl_minimal.o tlb.o law.o
+
+else
 COBJS-y	+= $(BOARD).o
 COBJS-y	+= ddr.o
 COBJS-y	+= law.o
 COBJS-y	+= tlb.o
 
 COBJS-$(CONFIG_FSL_DIU_FB) += diu.o
+endif
 
 SRCS	:= $(SOBJS:.o=.S) $(COBJS-y:.o=.c)
 OBJS	:= $(addprefix $(obj),$(COBJS-y))
diff --git a/board/freescale/p1022ds/law.c b/board/freescale/p1022ds/law.c
index b23b8f9..c4398dd 100644
--- a/board/freescale/p1022ds/law.c
+++ b/board/freescale/p1022ds/law.c
@@ -16,6 +16,7 @@
 struct law_entry law_table[] = {
 	SET_LAW(CONFIG_SYS_FLASH_BASE_PHYS, LAW_SIZE_256M, LAW_TRGT_IF_LBC),
 	SET_LAW(PIXIS_BASE_PHYS, LAW_SIZE_4K, LAW_TRGT_IF_LBC),
+	SET_LAW(CONFIG_SYS_NAND_BASE_PHYS, LAW_SIZE_32K, LAW_TRGT_IF_LBC),
 };
 
 int num_law_entries = ARRAY_SIZE(law_table);
diff --git a/board/freescale/p1022ds/spl_minimal.c b/board/freescale/p1022ds/spl_minimal.c
new file mode 100644
index 0000000..8d12fa6
--- /dev/null
+++ b/board/freescale/p1022ds/spl_minimal.c
@@ -0,0 +1,129 @@
+/*
+ * Copyright 2011 Freescale Semiconductor, Inc.
+ *
+ * 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
+ *
+ */
+
+#include <common.h>
+#include <ns16550.h>
+#include <asm/io.h>
+#include <nand.h>
+#include <asm/fsl_law.h>
+#include <asm/fsl_ddr_sdram.h>
+
+
+/*
+ * Fixed sdram init -- doesn't use serial presence detect.
+ */
+void sdram_init(void)
+{
+	volatile ccsr_ddr_t *ddr = (ccsr_ddr_t *)CONFIG_SYS_MPC8xxx_DDR_ADDR;
+
+	__raw_writel(CONFIG_SYS_DDR_CS0_BNDS, &ddr->cs0_bnds);
+	__raw_writel(CONFIG_SYS_DDR_CS0_CONFIG, &ddr->cs0_config);
+#if CONFIG_CHIP_SELECTS_PER_CTRL > 1
+	__raw_writel(CONFIG_SYS_DDR_CS1_BNDS, &ddr->cs1_bnds);
+	__raw_writel(CONFIG_SYS_DDR_CS1_CONFIG, &ddr->cs1_config);
+#endif
+	__raw_writel(CONFIG_SYS_DDR_TIMING_3, &ddr->timing_cfg_3);
+	__raw_writel(CONFIG_SYS_DDR_TIMING_0, &ddr->timing_cfg_0);
+	__raw_writel(CONFIG_SYS_DDR_TIMING_1, &ddr->timing_cfg_1);
+	__raw_writel(CONFIG_SYS_DDR_TIMING_2, &ddr->timing_cfg_2);
+
+	__raw_writel(CONFIG_SYS_DDR_CONTROL_2, &ddr->sdram_cfg_2);
+	__raw_writel(CONFIG_SYS_DDR_MODE_1, &ddr->sdram_mode);
+	__raw_writel(CONFIG_SYS_DDR_MODE_2, &ddr->sdram_mode_2);
+
+	__raw_writel(CONFIG_SYS_DDR_INTERVAL, &ddr->sdram_interval);
+	__raw_writel(CONFIG_SYS_DDR_DATA_INIT, &ddr->sdram_data_init);
+	__raw_writel(CONFIG_SYS_DDR_CLK_CTRL, &ddr->sdram_clk_cntl);
+
+	__raw_writel(CONFIG_SYS_DDR_TIMING_4, &ddr->timing_cfg_4);
+	__raw_writel(CONFIG_SYS_DDR_TIMING_5, &ddr->timing_cfg_5);
+	__raw_writel(CONFIG_SYS_DDR_ZQ_CONTROL, &ddr->ddr_zq_cntl);
+	__raw_writel(CONFIG_SYS_DDR_WRLVL_CONTROL, &ddr->ddr_wrlvl_cntl);
+
+	/* Set, but do not enable the memory */
+	__raw_writel(CONFIG_SYS_DDR_CONTROL & ~SDRAM_CFG_MEM_EN,
+			&ddr->sdram_cfg);
+
+	in_be32(&ddr->sdram_cfg);
+	udelay(500);
+
+	/* Let the controller go */
+	out_be32(&ddr->sdram_cfg, in_be32(&ddr->sdram_cfg) | SDRAM_CFG_MEM_EN);
+	in_be32(&ddr->sdram_cfg);
+
+	set_next_law(0, CONFIG_SYS_SDRAM_SIZE_LAW, LAW_TRGT_IF_DDR_1);
+}
+
+const static u32 sysclk_tbl[] = {
+	66666000, 7499900, 83332500, 8999900,
+	99999000, 11111000, 12499800, 13333200
+};
+
+void board_init_f(ulong bootflag)
+{
+	int px_spd;
+	u32 plat_ratio, sys_clk, bus_clk;
+	ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+
+	/* for FPGA */
+	set_lbc_br(2, CONFIG_SYS_BR2_PRELIM);
+	set_lbc_or(2, CONFIG_SYS_OR2_PRELIM);
+
+	/* initialize selected port with appropriate baud rate */
+	px_spd = in_8((unsigned char *)(PIXIS_BASE + PIXIS_SPD));
+	sys_clk = sysclk_tbl[px_spd & PIXIS_SPD_SYSCLK_MASK];
+	plat_ratio = in_be32(&gur->porpllsr) & MPC85xx_PORPLLSR_PLAT_RATIO;
+	bus_clk = sys_clk * plat_ratio / 2;
+
+	NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1,
+			bus_clk / 16 / CONFIG_BAUDRATE);
+
+	puts("\nNAND boot... ");
+
+	/* Initialize the DDR3 */
+	sdram_init();
+
+	/* copy code to RAM and jump to it - this should not return */
+	/* NOTE - code has to be copied out of NAND buffer before
+	 * other blocks can be read.
+	 */
+	relocate_code(CONFIG_SPL_RELOC_STACK, 0,
+			CONFIG_SPL_RELOC_TEXT_BASE);
+}
+
+void board_init_r(gd_t *gd, ulong dest_addr)
+{
+	nand_boot();
+}
+
+void putc(char c)
+{
+	if (c == '\n')
+		NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM1, '\r');
+
+	NS16550_putc((NS16550_t)CONFIG_SYS_NS16550_COM1, c);
+}
+
+void puts(const char *str)
+{
+	while (*str)
+		putc(*str++);
+}
diff --git a/board/freescale/p1022ds/tlb.c b/board/freescale/p1022ds/tlb.c
index 71e71f7..3acc449 100644
--- a/board/freescale/p1022ds/tlb.c
+++ b/board/freescale/p1022ds/tlb.c
@@ -41,6 +41,7 @@ struct fsl_e_tlb_entry tlb_table[] = {
 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 		      0, 1, BOOKE_PAGESZ_1M, 1),
 
+#ifndef CONFIG_SPL_BUILD
 	/* W**G* - Flash/promjet, localbus */
 	/* This will be changed to *I*G* after relocation to RAM. */
 	SET_TLB_ENTRY(1, CONFIG_SYS_FLASH_BASE, CONFIG_SYS_FLASH_BASE_PHYS,
@@ -67,24 +68,31 @@ struct fsl_e_tlb_entry tlb_table[] = {
 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE3_IO_VIRT, CONFIG_SYS_PCIE3_IO_PHYS,
 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 		      0, 6, BOOKE_PAGESZ_256K, 1),
+#endif
 
 	SET_TLB_ENTRY(1, PIXIS_BASE, PIXIS_BASE_PHYS,
 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 		      0, 7, BOOKE_PAGESZ_4K, 1),
 
-#ifdef CONFIG_SYS_RAMBOOT
-	/* *I*G - eSDHC/eSPI/NAND boot */
+#if defined(CONFIG_SYS_RAMBOOT) || defined(CONFIG_SPL)
+	/* **** - eSDHC/eSPI/NAND boot */
 	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
 			MAS3_SX|MAS3_SW|MAS3_SR, 0,
 			0, 8, BOOKE_PAGESZ_1G, 1),
-
-	/* map the second 1G */
+	/* **** - eSDHC/eSPI/NAND boot - second 1GB of memory */
 	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000,
 			CONFIG_SYS_DDR_SDRAM_BASE + 0x40000000,
-			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+			MAS3_SX|MAS3_SW|MAS3_SR, 0,
 			0, 9, BOOKE_PAGESZ_1G, 1),
 #endif
-#
+
+#ifdef CONFIG_SYS_NAND_BASE
+	/* *I*G - NAND */
+	SET_TLB_ENTRY(1, CONFIG_SYS_NAND_BASE, CONFIG_SYS_NAND_BASE_PHYS,
+			MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
+			0, 10, BOOKE_PAGESZ_16K, 1),
+#endif
+
 };
 
 int num_tlb_entries = ARRAY_SIZE(tlb_table);
diff --git a/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c b/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c
index 5b5b86c..2e0e0c7 100644
--- a/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c
+++ b/board/freescale/p1_p2_rdb_pc/p1_p2_rdb_pc.c
@@ -55,6 +55,13 @@
 #define GPIO_SLIC_PIN		30
 #define GPIO_SLIC_DATA		(1 << (31 - GPIO_SLIC_PIN))
 
+#if defined(CONFIG_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT)
+#define GPIO_DDR_RST_PORT	1
+#define GPIO_DDR_RST_PIN	8
+#define GPIO_DDR_RST_DATA	(1 << (31 - GPIO_DDR_RST_PIN))
+
+#define GPIO_2BIT_MASK		(0x3 << (32 - (GPIO_DDR_RST_PIN + 1) * 2))
+#endif
 
 #if defined(CONFIG_P1025RDB) || defined(CONFIG_P1021RDB)
 #define PCA_IOPORT_I2C_ADDR		0x23
@@ -67,7 +74,7 @@
 const qe_iop_conf_t qe_iop_conf_tab[] = {
 	/* GPIO */
 	{1,   1, 2, 0, 0}, /* GPIO7/PB1   - LOAD_DEFAULT_N */
-#if 0
+#if defined(CONFIG_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT)
 	{1,   8, 1, 1, 0}, /* GPIO10/PB8  - DDR_RST */
 #endif
 	{0,  15, 1, 0, 0}, /* GPIO11/A15  - WDI */
@@ -159,6 +166,16 @@ void board_gpio_init(void)
 	ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR);
 	par_io_t *par_io = (par_io_t *) &(gur->qe_par_io);
 
+#if defined(CONFIG_P1021RDB) && !defined(CONFIG_SYS_RAMBOOT)
+	/* reset DDR3 */
+	setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
+	udelay(1000);
+	clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
+	udelay(1000);
+	setbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdat, GPIO_DDR_RST_DATA);
+	/* disable CE_PB8 */
+	clrbits_be32(&par_io[GPIO_DDR_RST_PORT].cpdir1, GPIO_2BIT_MASK);
+#endif
 	/* Enable VSC7385 switch */
 	setbits_be32(&par_io[GPIO_GETH_SW_PORT].cpdat, GPIO_GETH_SW_DATA);
 
@@ -421,6 +438,8 @@ void ft_board_setup(void *blob, bd_t *bd)
 {
 	phys_addr_t base;
 	phys_size_t size;
+	const char *soc_usb_compat = "fsl-usb2-dr";
+	int err, usb1_off, usb2_off;
 
 	ft_cpu_setup(blob, bd);
 
@@ -442,5 +461,50 @@ void ft_board_setup(void *blob, bd_t *bd)
 #if defined(CONFIG_HAS_FSL_DR_USB)
 	fdt_fixup_dr_usb(blob, bd);
 #endif
+
+#if defined(CONFIG_SDCARD) || defined(CONFIG_SPIFLASH)
+	/* Delete eLBC node as it is muxed with USB2 controller */
+	if (hwconfig("usb2")) {
+		const char *soc_elbc_compat = "fsl,p1020-elbc";
+		int off = fdt_node_offset_by_compatible(blob, -1,
+				soc_elbc_compat);
+		if (off < 0) {
+			printf("WARNING: could not find compatible node %s: %s.\n",
+			       soc_elbc_compat,
+			       fdt_strerror(off));
+				return;
+		}
+		err = fdt_del_node(blob, off);
+		if (err < 0) {
+			printf("WARNING: could not remove %s: %s.\n",
+			       soc_elbc_compat, fdt_strerror(err));
+		}
+		return;
+	}
+#endif
+
+/* Delete USB2 node as it is muxed with eLBC */
+	usb1_off = fdt_node_offset_by_compatible(blob, -1,
+		soc_usb_compat);
+	if (usb1_off < 0) {
+		printf("WARNING: could not find compatible node %s: %s.\n",
+		       soc_usb_compat,
+		       fdt_strerror(usb1_off));
+		return;
+	}
+	usb2_off = fdt_node_offset_by_compatible(blob, usb1_off,
+			soc_usb_compat);
+	if (usb2_off < 0) {
+		printf("WARNING: could not find compatible node %s: %s.\n",
+		       soc_usb_compat,
+		       fdt_strerror(usb2_off));
+		return;
+	}
+	err = fdt_del_node(blob, usb2_off);
+	if (err < 0) {
+		printf("WARNING: could not remove %s: %s.\n",
+		       soc_usb_compat, fdt_strerror(err));
+	}
+
 }
 #endif
diff --git a/board/freescale/p1_p2_rdb_pc/spl_minimal.c b/board/freescale/p1_p2_rdb_pc/spl_minimal.c
index 09019e9..e2bfb0d 100644
--- a/board/freescale/p1_p2_rdb_pc/spl_minimal.c
+++ b/board/freescale/p1_p2_rdb_pc/spl_minimal.c
@@ -81,6 +81,8 @@ void board_init_f(ulong bootflag)
 	ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
 #ifndef CONFIG_QE
 	ccsr_gpio_t *pgpio = (void *)(CONFIG_SYS_MPC85xx_GPIO_ADDR);
+#elif defined(CONFIG_P1021RDB)
+	par_io_t *par_io = (par_io_t *)&(gur->qe_par_io);
 #endif
 
 	/* initialize selected port with appropriate baud rate */
@@ -102,6 +104,19 @@ void board_init_f(ulong bootflag)
 	__raw_writel(0x00200000, &pgpio->gpdat);
 	udelay(1000);
 	__raw_writel(0x00000000, &pgpio->gpdir);
+#elif defined(CONFIG_P1021RDB)
+	/* init DDR3 reset signal CE_PB8 */
+	out_be32(&par_io[1].cpdir1, 0x00004000);
+	out_be32(&par_io[1].cpodr, 0x00800000);
+	out_be32(&par_io[1].cppar1, 0x00000000);
+	/* reset DDR3 */
+	out_be32(&par_io[1].cpdat, 0x00800000);
+	udelay(1000);
+	out_be32(&par_io[1].cpdat, 0x00000000);
+	udelay(1000);
+	out_be32(&par_io[1].cpdat, 0x00800000);
+	/* disable the CE_PB8 */
+	out_be32(&par_io[1].cpdir1, 0x00000000);
 #endif
 
 #ifndef CONFIG_SYS_INIT_L2_ADDR