10 files changed, 173 insertions, 1 deletions

diff --git a/arch/arm/cpu/armv7/ls102xa/Makefile b/arch/arm/cpu/armv7/ls102xa/Makefile
index ae4f25d..2e6a207 100644
--- a/arch/arm/cpu/armv7/ls102xa/Makefile
+++ b/arch/arm/cpu/armv7/ls102xa/Makefile
@@ -11,3 +11,4 @@ obj-y	+= fsl_epu.o
 
 obj-$(CONFIG_OF_LIBFDT) += fdt.o
 obj-$(CONFIG_SYS_HAS_SERDES) += fsl_ls1_serdes.o ls102xa_serdes.o
+obj-$(CONFIG_SPL) += spl.o
diff --git a/arch/arm/cpu/armv7/ls102xa/spl.c b/arch/arm/cpu/armv7/ls102xa/spl.c
new file mode 100644
index 0000000..1dfbf54
--- /dev/null
+++ b/arch/arm/cpu/armv7/ls102xa/spl.c
@@ -0,0 +1,33 @@
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <spl.h>
+
+u32 spl_boot_device(void)
+{
+#ifdef CONFIG_SPL_MMC_SUPPORT
+	return BOOT_DEVICE_MMC1;
+#endif
+	return BOOT_DEVICE_NAND;
+}
+
+u32 spl_boot_mode(void)
+{
+	switch (spl_boot_device()) {
+	case BOOT_DEVICE_MMC1:
+#ifdef CONFIG_SPL_FAT_SUPPORT
+		return MMCSD_MODE_FAT;
+#else
+		return MMCSD_MODE_RAW;
+#endif
+	case BOOT_DEVICE_NAND:
+		return 0;
+	default:
+		puts("spl: error: unsupported device\n");
+		hang();
+	}
+}
diff --git a/arch/arm/include/asm/arch-ls102xa/spl.h b/arch/arm/include/asm/arch-ls102xa/spl.h
new file mode 100644
index 0000000..26e4ea1
--- /dev/null
+++ b/arch/arm/include/asm/arch-ls102xa/spl.h
@@ -0,0 +1,20 @@
+/*
+ * Copyright 2014 Freescale Semiconductor, Inc.
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#ifndef __ASM_ARCH_SPL_H__
+#define __ASM_ARCH_SPL_H__
+
+#define BOOT_DEVICE_NONE	0
+#define BOOT_DEVICE_XIP		1
+#define BOOT_DEVICE_XIPWAIT	2
+#define BOOT_DEVICE_NAND	3
+#define BOOT_DEVICE_ONENAND	4
+#define BOOT_DEVICE_MMC1	5
+#define BOOT_DEVICE_MMC2	6
+#define BOOT_DEVICE_MMC2_2	7
+#define BOOT_DEVICE_SPI		10
+
+#endif	/* __ASM_ARCH_SPL_H__ */
diff --git a/board/freescale/ls1021aqds/MAINTAINERS b/board/freescale/ls1021aqds/MAINTAINERS
index e30e944..962176b 100644
--- a/board/freescale/ls1021aqds/MAINTAINERS
+++ b/board/freescale/ls1021aqds/MAINTAINERS
@@ -6,3 +6,4 @@ F:	include/configs/ls1021aqds.h
 F:	configs/ls1021aqds_nor_defconfig
 F:	configs/ls1021aqds_ddr4_nor_defconfig
 F:	configs/ls1021aqds_nor_SECURE_BOOT_defconfig
+F:	configs/ls1021aqds_sdcard_defconfig
diff --git a/board/freescale/ls1021aqds/ddr.c b/board/freescale/ls1021aqds/ddr.c
index 5898e33..a539ff9 100644
--- a/board/freescale/ls1021aqds/ddr.c
+++ b/board/freescale/ls1021aqds/ddr.c
@@ -153,9 +153,12 @@ phys_size_t initdram(int board_type)
 {
 	phys_size_t dram_size;
 
+#if defined(CONFIG_SPL_BUILD) || !defined(CONFIG_SPL)
 	puts("Initializing DDR....using SPD\n");
 	dram_size = fsl_ddr_sdram();
-
+#else
+	dram_size =  fsl_ddr_sdram_size();
+#endif
 	return dram_size;
 }
 
diff --git a/board/freescale/ls1021aqds/ls1021aqds.c b/board/freescale/ls1021aqds/ls1021aqds.c
index bf22fce..9eab42d 100644
--- a/board/freescale/ls1021aqds/ls1021aqds.c
+++ b/board/freescale/ls1021aqds/ls1021aqds.c
@@ -15,6 +15,7 @@
 #include <fsl_esdhc.h>
 #include <fsl_ifc.h>
 #include <fsl_sec.h>
+#include <spl.h>
 
 #include "../common/qixis.h"
 #include "ls1021aqds_qixis.h"
@@ -34,10 +35,17 @@ enum {
 int checkboard(void)
 {
 	char buf[64];
+#if !defined(CONFIG_SD_BOOT) && !defined(CONFIG_QSPI_BOOT)
 	u8 sw;
+#endif
 
 	puts("Board: LS1021AQDS\n");
 
+#ifdef CONFIG_SD_BOOT
+	puts("SD\n");
+#elif CONFIG_QSPI_BOOT
+	puts("QSPI\n");
+#else
 	sw = QIXIS_READ(brdcfg[0]);
 	sw = (sw & QIXIS_LBMAP_MASK) >> QIXIS_LBMAP_SHIFT;
 
@@ -51,6 +59,7 @@ int checkboard(void)
 		printf("IFCCard\n");
 	else
 		printf("invalid setting of SW%u\n", QIXIS_LBMAP_SWITCH);
+#endif
 
 	printf("Sys ID:0x%02x, Sys Ver: 0x%02x\n",
 	       QIXIS_READ(id), QIXIS_READ(arch));
@@ -165,6 +174,36 @@ int board_early_init_f(void)
 	return 0;
 }
 
+#ifdef CONFIG_SPL_BUILD
+void board_init_f(ulong dummy)
+{
+	struct ccsr_cci400 *cci = (struct ccsr_cci400 *)CONFIG_SYS_CCI400_ADDR;
+
+	/* Set global data pointer */
+	gd = &gdata;
+
+	/* Clear the BSS */
+	memset(__bss_start, 0, __bss_end - __bss_start);
+
+#ifdef CONFIG_FSL_IFC
+	init_early_memctl_regs();
+#endif
+
+	get_clocks();
+
+	preloader_console_init();
+
+#ifdef CONFIG_SPL_I2C_SUPPORT
+	i2c_init_all();
+#endif
+	out_le32(&cci->ctrl_ord, CCI400_CTRLORD_TERM_BARRIER);
+
+	dram_init();
+
+	board_init_r(NULL, 0);
+}
+#endif
+
 int config_board_mux(int ctrl_type)
 {
 	u8 reg12;
diff --git a/board/freescale/ls1021aqds/ls102xa_pbi.cfg b/board/freescale/ls1021aqds/ls102xa_pbi.cfg
new file mode 100644
index 0000000..f1a1b63
--- /dev/null
+++ b/board/freescale/ls1021aqds/ls102xa_pbi.cfg
@@ -0,0 +1,12 @@
+#PBI commands
+
+09570200 ffffffff
+09570158 00000300
+8940007c 21f47300
+
+#Configure Scratch register
+09ee0200 10000000
+#Configure alternate space
+09570158 00001000
+#Flush PBL data
+096100c0 000FFFFF
diff --git a/board/freescale/ls1021aqds/ls102xa_rcw_sd.cfg b/board/freescale/ls1021aqds/ls102xa_rcw_sd.cfg
new file mode 100644
index 0000000..9d99bd8
--- /dev/null
+++ b/board/freescale/ls1021aqds/ls102xa_rcw_sd.cfg
@@ -0,0 +1,14 @@
+#PBL preamble and RCW header
+aa55aa55 01ee0100
+
+#enable IFC, disable QSPI and DSPI
+0608000a 00000000 00000000 00000000
+60000000 00407900 60040a00 21046000
+00000000 00000000 00000000 00038000
+00000000 001b7200 00000000 00000000
+
+#disable IFC, enable QSPI and DSPI
+#0608000a 00000000 00000000 00000000
+#60000000 00407900 60040a00 21046000
+#00000000 00000000 00000000 00038000
+#20024800 001b7200 00000000 00000000
diff --git a/configs/ls1021aqds_sdcard_defconfig b/configs/ls1021aqds_sdcard_defconfig
new file mode 100644
index 0000000..e03c3b4
--- /dev/null
+++ b/configs/ls1021aqds_sdcard_defconfig
@@ -0,0 +1,4 @@
+CONFIG_SPL=y
+CONFIG_SYS_EXTRA_OPTIONS="RAMBOOT_PBL,SPL_FSL_PBL,SD_BOOT"
++S:CONFIG_ARM=y
++S:CONFIG_TARGET_LS1021AQDS=y
diff --git a/include/configs/ls1021aqds.h b/include/configs/ls1021aqds.h
index a8383f1..4a2e609 100644
--- a/include/configs/ls1021aqds.h
+++ b/include/configs/ls1021aqds.h
@@ -40,6 +40,39 @@ unsigned long get_board_ddr_clk(void);
 #define CONFIG_SYS_CLK_FREQ		get_board_sys_clk()
 #define CONFIG_DDR_CLK_FREQ		get_board_ddr_clk()
 
+#ifdef CONFIG_RAMBOOT_PBL
+#define CONFIG_SYS_FSL_PBL_PBI	board/freescale/ls1021aqds/ls102xa_pbi.cfg
+#endif
+
+#ifdef CONFIG_SD_BOOT
+#define CONFIG_SYS_FSL_PBL_RCW	board/freescale/ls1021aqds/ls102xa_rcw_sd.cfg
+#define CONFIG_SPL_FRAMEWORK
+#define CONFIG_SPL_LDSCRIPT	"arch/$(ARCH)/cpu/u-boot-spl.lds"
+#define CONFIG_SPL_LIBCOMMON_SUPPORT
+#define CONFIG_SPL_LIBGENERIC_SUPPORT
+#define CONFIG_SPL_ENV_SUPPORT
+#define CONFIG_SPL_MPC8XXX_INIT_DDR_SUPPORT
+#define CONFIG_SPL_I2C_SUPPORT
+#define CONFIG_SPL_WATCHDOG_SUPPORT
+#define CONFIG_SPL_SERIAL_SUPPORT
+#define CONFIG_SPL_DRIVERS_MISC_SUPPORT
+#define CONFIG_SPL_MMC_SUPPORT
+#define CONFIG_SYS_MMCSD_RAW_MODE_U_BOOT_SECTOR		0xe8
+#define CONFIG_SYS_U_BOOT_MAX_SIZE_SECTORS		0x400
+
+#define CONFIG_SPL_TEXT_BASE		0x10000000
+#define CONFIG_SPL_MAX_SIZE		0x1a000
+#define CONFIG_SPL_STACK		0x1001d000
+#define CONFIG_SPL_PAD_TO		0x1c000
+#define CONFIG_SYS_TEXT_BASE		0x82000000
+
+#define CONFIG_SYS_SPL_MALLOC_START	0x80200000
+#define CONFIG_SYS_SPL_MALLOC_SIZE	0x100000
+#define CONFIG_SPL_BSS_START_ADDR	0x80100000
+#define CONFIG_SPL_BSS_MAX_SIZE		0x80000
+#define CONFIG_SYS_MONITOR_LEN		0x80000
+#endif
+
 #ifndef CONFIG_SYS_TEXT_BASE
 #define CONFIG_SYS_TEXT_BASE		0x67f80000
 #endif
@@ -356,6 +389,7 @@ unsigned long get_board_ddr_clk(void);
 
 #define CONFIG_CMDLINE_TAG
 #define CONFIG_CMDLINE_EDITING
+
 #define CONFIG_CMD_IMLS
 
 #define CONFIG_HWCONFIG
@@ -404,17 +438,28 @@ unsigned long get_board_ddr_clk(void);
 #define CONFIG_SYS_INIT_SP_ADDR \
 	(CONFIG_SYS_INIT_RAM_ADDR + CONFIG_SYS_INIT_SP_OFFSET)
 
+#ifdef CONFIG_SPL_BUILD
+#define CONFIG_SYS_MONITOR_BASE CONFIG_SPL_TEXT_BASE
+#else
 #define CONFIG_SYS_MONITOR_BASE CONFIG_SYS_TEXT_BASE    /* start of monitor */
+#endif
 
 /*
  * Environment
  */
 #define CONFIG_ENV_OVERWRITE
 
+#if defined(CONFIG_SD_BOOT)
+#define CONFIG_ENV_OFFSET		0x100000
+#define CONFIG_ENV_IS_IN_MMC
+#define CONFIG_SYS_MMC_ENV_DEV		0
+#define CONFIG_ENV_SIZE			0x2000
+#else
 #define CONFIG_ENV_IS_IN_FLASH
 #define CONFIG_ENV_ADDR		(CONFIG_SYS_MONITOR_BASE - CONFIG_ENV_SECT_SIZE)
 #define CONFIG_ENV_SIZE			0x2000
 #define CONFIG_ENV_SECT_SIZE		0x20000 /* 128K (one sector) */
+#endif
 
 #define CONFIG_OF_LIBFDT
 #define CONFIG_OF_BOARD_SETUP