7 files changed, 117 insertions, 8 deletions
diff --git a/board/freescale/t4rdb/MAINTAINERS b/board/freescale/t4rdb/MAINTAINERS
index 845c1b6d66..53ccabc0fb 100644
--- a/board/freescale/t4rdb/MAINTAINERS
+++ b/board/freescale/t4rdb/MAINTAINERS
@@ -5,3 +5,4 @@ F:	board/freescale/t4rdb/
 F:	include/configs/T4240RDB.h
 F:	configs/T4160RDB_defconfig
 F:	configs/T4240RDB_defconfig
+F:	configs/T4240RDB_SDCARD_defconfig
diff --git a/board/freescale/t4rdb/Makefile b/board/freescale/t4rdb/Makefile
index 3886e3ded1..83b55ee193 100644
--- a/board/freescale/t4rdb/Makefile
+++ b/board/freescale/t4rdb/Makefile
@@ -4,10 +4,14 @@
 # SPDX-License-Identifier: GPL-2.0+
 #
 
+ifdef CONFIG_SPL_BUILD
+obj-y += spl.o
+else
 obj-$(CONFIG_T4240RDB) += t4240rdb.o
 obj-y	+= cpld.o
-obj-y	+= ddr.o
 obj-y	+= eth.o
 obj-$(CONFIG_PCI)	+= pci.o
+endif
+obj-y	+= ddr.o
 obj-y	+= law.o
 obj-y	+= tlb.o
diff --git a/board/freescale/t4rdb/ddr.c b/board/freescale/t4rdb/ddr.c
index 5a43c1bc78..27b37b5cc4 100644
--- a/board/freescale/t4rdb/ddr.c
+++ b/board/freescale/t4rdb/ddr.c
@@ -108,11 +108,15 @@ phys_size_t initdram(int board_type)
 
 	puts("Initializing....using SPD\n");
 
+#if defined(CONFIG_SPL_BUILD) || !defined(CONFIG_RAMBOOT_PBL)
 	dram_size = fsl_ddr_sdram();
 
 	dram_size = setup_ddr_tlbs(dram_size / 0x100000);
 	dram_size *= 0x100000;
+#else
+	/* DDR has been initialised by first stage boot loader */
+	dram_size = fsl_ddr_sdram_size();
+#endif
 
-	puts("    DDR: ");
 	return dram_size;
 }
diff --git a/board/freescale/t4rdb/spl.c b/board/freescale/t4rdb/spl.c
new file mode 100644
index 0000000000..68ecde7909
--- /dev/null
+++ b/board/freescale/t4rdb/spl.c
@@ -0,0 +1,95 @@
+/*
+ * Copyright 2015 Freescale Semiconductor, Inc.
+ *
+ * Author: Chunhe Lan <Chunhe.Lan@freescale.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/spl.h>
+#include <malloc.h>
+#include <ns16550.h>
+#include <nand.h>
+#include <mmc.h>
+#include <fsl_esdhc.h>
+#include <i2c.h>
+
+#include "t4rdb.h"
+
+#define FSL_CORENET_CCSR_PORSR1_RCW_MASK	0xFF800000
+
+DECLARE_GLOBAL_DATA_PTR;
+
+phys_size_t get_effective_memsize(void)
+{
+	return CONFIG_SYS_L3_SIZE;
+}
+
+unsigned long get_board_sys_clk(void)
+{
+	return CONFIG_SYS_CLK_FREQ;
+}
+
+unsigned long get_board_ddr_clk(void)
+{
+	return CONFIG_DDR_CLK_FREQ;
+}
+
+void board_init_f(ulong bootflag)
+{
+	u32 plat_ratio, sys_clk, ccb_clk;
+	ccsr_gur_t *gur = (void *)CONFIG_SYS_MPC85xx_GUTS_ADDR;
+
+	/* Memcpy existing GD at CONFIG_SPL_GD_ADDR */
+	memcpy((void *)CONFIG_SPL_GD_ADDR, (void *)gd, sizeof(gd_t));
+
+	/* Update GD pointer */
+	gd = (gd_t *)(CONFIG_SPL_GD_ADDR);
+
+	/* compiler optimization barrier needed for GCC >= 3.4 */
+	__asm__ __volatile__("" : : : "memory");
+
+	console_init_f();
+
+	/* initialize selected port with appropriate baud rate */
+	sys_clk = get_board_sys_clk();
+	plat_ratio = (in_be32(&gur->rcwsr[0]) >> 25) & 0x1f;
+	ccb_clk = sys_clk * plat_ratio / 2;
+
+	NS16550_init((NS16550_t)CONFIG_SYS_NS16550_COM1,
+		     ccb_clk / 16 / CONFIG_BAUDRATE);
+
+	puts("\nSD boot...\n");
+
+	relocate_code(CONFIG_SPL_RELOC_STACK, (gd_t *)CONFIG_SPL_GD_ADDR, 0x0);
+}
+
+void board_init_r(gd_t *gd, ulong dest_addr)
+{
+	bd_t *bd;
+
+	bd = (bd_t *)(gd + sizeof(gd_t));
+	memset(bd, 0, sizeof(bd_t));
+	gd->bd = bd;
+	bd->bi_memstart = CONFIG_SYS_INIT_L3_ADDR;
+	bd->bi_memsize = CONFIG_SYS_L3_SIZE;
+
+	probecpu();
+	get_clocks();
+	mem_malloc_init(CONFIG_SPL_RELOC_MALLOC_ADDR,
+			CONFIG_SPL_RELOC_MALLOC_SIZE);
+
+	mmc_initialize(bd);
+	mmc_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
+			   (uchar *)CONFIG_ENV_ADDR);
+
+	gd->env_addr  = (ulong)(CONFIG_ENV_ADDR);
+	gd->env_valid = 1;
+
+	i2c_init_all();
+
+	gd->ram_size = initdram(0);
+
+	mmc_boot();
+}
diff --git a/board/freescale/t4rdb/t4_pbi.cfg b/board/freescale/t4rdb/t4_pbi.cfg
index c9f8ced2a3..e7bb673e46 100644
--- a/board/freescale/t4rdb/t4_pbi.cfg
+++ b/board/freescale/t4rdb/t4_pbi.cfg
@@ -19,9 +19,6 @@
 09000d00 00000000
 09000d04 fff80000
 09000d08 81000012
-#slow mdio clock
-095fc030 00008148
-095fd030 00808148
 #Configure alternate space
 09000010 00000000
 09000014 ff000000
diff --git a/board/freescale/t4rdb/t4_rcw.cfg b/board/freescale/t4rdb/t4_rcw.cfg
index e46c7b25a5..282fea4824 100644
--- a/board/freescale/t4rdb/t4_rcw.cfg
+++ b/board/freescale/t4rdb/t4_rcw.cfg
@@ -2,6 +2,6 @@
 aa55aa55 010e0100
 #serdes protocol  27_55_1_9
 16070019 18101916 00000000 00000000
-6c6e0848 00448c00 6c020000 f5000000
-00000000 ee0000ee 00000000 000287fc
-00000000 50000000 00000000 00000028
+6c6e0848 00448c00 ec020000 f5000000
+00000000 ee0000ee 00000000 000307fc
+00000000 00000000 00000000 00000028
diff --git a/board/freescale/t4rdb/tlb.c b/board/freescale/t4rdb/tlb.c
index 474301e2a7..6a6b4b5cc1 100644
--- a/board/freescale/t4rdb/tlb.c
+++ b/board/freescale/t4rdb/tlb.c
@@ -51,6 +51,7 @@ struct fsl_e_tlb_entry tlb_table[] = {
 		      MAS3_SX|MAS3_SR, MAS2_W|MAS2_G,
 		      0, 2, BOOKE_PAGESZ_256M, 1),
 
+#ifndef CONFIG_SPL_BUILD
 	/* *I*G* - PCI */
 	SET_TLB_ENTRY(1, CONFIG_SYS_PCIE1_MEM_VIRT, CONFIG_SYS_PCIE1_MEM_PHYS,
 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
@@ -91,6 +92,8 @@ struct fsl_e_tlb_entry tlb_table[] = {
 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 		      0, 12, BOOKE_PAGESZ_16M, 1),
 #endif
+#endif
+
 #ifdef CONFIG_SYS_DCSRBAR_PHYS
 	SET_TLB_ENTRY(1, CONFIG_SYS_DCSRBAR, CONFIG_SYS_DCSRBAR_PHYS,
 		      MAS3_SX|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
@@ -111,6 +114,11 @@ struct fsl_e_tlb_entry tlb_table[] = {
 		      MAS3_SW|MAS3_SW|MAS3_SR, MAS2_I|MAS2_G,
 		      0, 17, BOOKE_PAGESZ_4K, 1),
 #endif
+#if defined(CONFIG_RAMBOOT_PBL) && !defined(CONFIG_SPL_BUILD)
+	SET_TLB_ENTRY(1, CONFIG_SYS_DDR_SDRAM_BASE, CONFIG_SYS_DDR_SDRAM_BASE,
+		      MAS3_SX|MAS3_SW|MAS3_SR, 0,
+		      0, 18, BOOKE_PAGESZ_2G, 1)
+#endif
 };
 
 int num_tlb_entries = ARRAY_SIZE(tlb_table);