Merge branch 'master' of /home/stefan/git/u-boot/u-boot

19 files changed, 333 insertions, 48 deletions

diff --git a/include/asm-arm/arch-pxa/mmc.h b/include/asm-arm/arch-pxa/mmc.h
index 9440d80..85e144b 100644
--- a/include/asm-arm/arch-pxa/mmc.h
+++ b/include/asm-arm/arch-pxa/mmc.h
@@ -110,23 +110,6 @@
 #define MMC_DEFAULT_RCA			1
 
 #define MMC_BLOCK_SIZE			512
-#define MMC_CMD_RESET			0
-#define MMC_CMD_SEND_OP_COND		1
-#define MMC_CMD_ALL_SEND_CID		2
-#define MMC_CMD_SET_RCA			3
-#define MMC_CMD_SELECT_CARD		7
-#define MMC_CMD_SEND_CSD		9
-#define MMC_CMD_SEND_CID		10
-#define MMC_CMD_SEND_STATUS		13
-#define MMC_CMD_SET_BLOCKLEN		16
-#define MMC_CMD_READ_BLOCK		17
-#define MMC_CMD_RD_BLK_MULTI		18
-#define MMC_CMD_WRITE_BLOCK		24
-#define MMC_CMD_APP_CMD			55
-
-#define SD_CMD_APP_SET_BUS_WIDTH	6
-#define SD_CMD_APP_OP_COND		41
-
 #define MMC_MAX_BLOCK_SIZE		512
 
 #define MMC_R1_IDLE_STATE		0x01
diff --git a/include/asm-arm/mach-types.h b/include/asm-arm/mach-types.h
index aaf2ea2..b347857 100644
--- a/include/asm-arm/mach-types.h
+++ b/include/asm-arm/mach-types.h
@@ -1595,6 +1595,7 @@ extern unsigned int __machine_arch_type;
 #define MACH_TYPE_P300                 1602
 #define MACH_TYPE_XDACOMET             1603
 #define MACH_TYPE_DEXFLEX2             1604
+#define MACH_TYPE_SFFSDR               1657
 
 #ifdef CONFIG_ARCH_EBSA110
 # ifdef machine_arch_type
@@ -16500,6 +16501,18 @@ extern unsigned int __machine_arch_type;
 # define machine_is_schmoogie()	(0)
 #endif
 
+#ifdef CONFIG_MACH_SFFSDR
+# ifdef machine_arch_type
+#  undef machine_arch_type
+#  define machine_arch_type	__machine_arch_type
+# else
+#  define machine_arch_type	MACH_TYPE_SFFSDR
+# endif
+# define machine_is_sffsdr()	(machine_arch_type == MACH_TYPE_SFFSDR)
+#else
+# define machine_is_sffsdr()	(0)
+#endif
+
 #ifdef CONFIG_MACH_AZTOOL
 # ifdef machine_arch_type
 #  undef machine_arch_type
diff --git a/include/asm-arm/u-boot-arm.h b/include/asm-arm/u-boot-arm.h
index 41e7a8f..4ee5a32 100644
--- a/include/asm-arm/u-boot-arm.h
+++ b/include/asm-arm/u-boot-arm.h
@@ -52,7 +52,7 @@ void	setup_revision_tag (struct tag **params);
 /* To be fixed!							*/
 /* ------------------------------------------------------------ */
 /* common/cmd_nvedit.c */
-void	setenv		(char *, char *);
+int	setenv		(char *, char *);
 
 /* cpu/.../interrupt.c */
 void	reset_timer_masked	(void);
diff --git a/include/asm-avr32/arch-at32ap700x/gpio.h b/include/asm-avr32/arch-at32ap700x/gpio.h
index ef20cea..8c922c7 100644
--- a/include/asm-avr32/arch-at32ap700x/gpio.h
+++ b/include/asm-avr32/arch-at32ap700x/gpio.h
@@ -180,6 +180,11 @@
 #define GPIO_PIN_PE25	(GPIO_PIOE_BASE + 25)
 #define GPIO_PIN_PE26	(GPIO_PIOE_BASE + 26)
 
+#define GPIOF_PULLUP	0x00000001	/* (not-OUT) Enable pull-up */
+#define GPIOF_OUTPUT	0x00000002	/* (OUT) Enable output driver */
+#define GPIOF_DEGLITCH	0x00000004	/* (IN) Filter glitches */
+#define GPIOF_MULTIDRV	0x00000008	/* Enable multidriver option */
+
 static inline void *gpio_pin_to_addr(unsigned int pin)
 {
 	switch (pin >> 5) {
@@ -200,6 +205,9 @@ static inline void *gpio_pin_to_addr(unsigned int pin)
 
 void gpio_select_periph_A(unsigned int pin, int use_pullup);
 void gpio_select_periph_B(unsigned int pin, int use_pullup);
+void gpio_select_pio(unsigned int pin, unsigned long gpiof_flags);
+void gpio_set_value(unsigned int pin, int value);
+int gpio_get_value(unsigned int pin);
 
 void gpio_enable_ebi(void);
 
diff --git a/include/asm-avr32/arch-at32ap700x/mmc.h b/include/asm-avr32/arch-at32ap700x/mmc.h
index 6a33fef..9caba91 100644
--- a/include/asm-avr32/arch-at32ap700x/mmc.h
+++ b/include/asm-avr32/arch-at32ap700x/mmc.h
@@ -71,25 +71,6 @@ struct mmc_csd
 	u8	one:1;
 };
 
-/* MMC Command numbers */
-#define MMC_CMD_GO_IDLE_STATE		0
-#define MMC_CMD_SEND_OP_COND		1
-#define MMC_CMD_ALL_SEND_CID		2
-#define MMC_CMD_SET_RELATIVE_ADDR	3
-#define MMC_CMD_SD_SEND_RELATIVE_ADDR	3
-#define MMC_CMD_SET_DSR			4
-#define MMC_CMD_SELECT_CARD		7
-#define MMC_CMD_SEND_CSD		9
-#define MMC_CMD_SEND_CID		10
-#define MMC_CMD_SEND_STATUS		13
-#define MMC_CMD_SET_BLOCKLEN		16
-#define MMC_CMD_READ_SINGLE_BLOCK	17
-#define MMC_CMD_READ_MULTIPLE_BLOCK	18
-#define MMC_CMD_WRITE_BLOCK		24
-#define MMC_CMD_APP_CMD			55
-
-#define MMC_ACMD_SD_SEND_OP_COND	41
-
 #define R1_ILLEGAL_COMMAND		(1 << 22)
 #define R1_APP_CMD			(1 << 5)
 
diff --git a/include/asm-ppc/bitops.h b/include/asm-ppc/bitops.h
index 4e9c608..daa66cf 100644
--- a/include/asm-ppc/bitops.h
+++ b/include/asm-ppc/bitops.h
@@ -152,6 +152,7 @@ extern __inline__ int test_bit(int nr, __const__ volatile void *addr)
 }
 
 /* Return the bit position of the most significant 1 bit in a word */
+/* - the result is undefined when x == 0 */
 extern __inline__ int __ilog2(unsigned int x)
 {
 	int lz;
@@ -167,6 +168,57 @@ extern __inline__ int ffz(unsigned int x)
 	return __ilog2(x & -x);
 }
 
+/*
+ * fls: find last (most-significant) bit set.
+ * Note fls(0) = 0, fls(1) = 1, fls(0x80000000) = 32.
+ *
+ * On powerpc, __ilog2(0) returns -1, but this is not safe in general
+ */
+static __inline__ int fls(unsigned int x)
+{
+	return __ilog2(x) + 1;
+}
+
+/**
+ * fls64 - find last set bit in a 64-bit word
+ * @x: the word to search
+ *
+ * This is defined in a similar way as the libc and compiler builtin
+ * ffsll, but returns the position of the most significant set bit.
+ *
+ * fls64(value) returns 0 if value is 0 or the position of the last
+ * set bit if value is nonzero. The last (most significant) bit is
+ * at position 64.
+ */
+#if BITS_PER_LONG == 32
+static inline int fls64(__u64 x)
+{
+	__u32 h = x >> 32;
+	if (h)
+		return fls(h) + 32;
+	return fls(x);
+}
+#elif BITS_PER_LONG == 64
+static inline int fls64(__u64 x)
+{
+	if (x == 0)
+		return 0;
+	return __ilog2(x) + 1;
+}
+#else
+#error BITS_PER_LONG not 32 or 64
+#endif
+
+static inline int __ilog2_u64(u64 n)
+{
+	return fls64(n) - 1;
+}
+
+static inline int ffs64(u64 x)
+{
+	return __ilog2_u64(x & -x) + 1ull;
+}
+
 #ifdef __KERNEL__
 
 /*
diff --git a/include/asm-ppc/processor.h b/include/asm-ppc/processor.h
index 5b50679..10fd478 100644
--- a/include/asm-ppc/processor.h
+++ b/include/asm-ppc/processor.h
@@ -970,8 +970,15 @@ struct cpu_type {
 
 struct cpu_type *identify_cpu(u32 ver);
 
+#if defined(CONFIG_MPC85xx)
 #define CPU_TYPE_ENTRY(n, v) \
 	{ .name = #n, .soc_ver = SVR_##v, }
+#else
+#if defined(CONFIG_MPC83XX)
+#define CPU_TYPE_ENTRY(x) {#x, SPR_##x}
+#endif
+#endif
+
 
 #ifndef CONFIG_MACH_SPECIFIC
 extern int _machine;
diff --git a/include/common.h b/include/common.h
index fd5adb3..10b997e 100644
--- a/include/common.h
+++ b/include/common.h
@@ -243,9 +243,9 @@ char	*getenv	     (char *);
 int	getenv_r     (char *name, char *buf, unsigned len);
 int	saveenv	     (void);
 #ifdef CONFIG_PPC		/* ARM version to be fixed! */
-void inline setenv   (char *, char *);
+int inline setenv   (char *, char *);
 #else
-void	setenv	     (char *, char *);
+int	setenv	     (char *, char *);
 #ifdef CONFIG_HAS_UID
 void	forceenv     (char *, char *);
 #endif
@@ -682,6 +682,9 @@ void __attribute__((weak)) show_boot_progress (int val);
 #define DIV_ROUND_UP(n,d) (((n) + (d) - 1) / (d))
 #define roundup(x, y) ((((x) + ((y) - 1)) / (y)) * (y))
 
+#define ALIGN(x,a)		__ALIGN_MASK((x),(typeof(x))(a)-1)
+#define __ALIGN_MASK(x,mask)	(((x)+(mask))&~(mask))
+
 /* Multicore arch functions */
 #ifdef CONFIG_MP
 int cpu_status(int nr);
diff --git a/include/configs/MPC8349EMDS.h b/include/configs/MPC8349EMDS.h
index 37e3ca4..8705838 100644
--- a/include/configs/MPC8349EMDS.h
+++ b/include/configs/MPC8349EMDS.h
@@ -355,7 +355,6 @@
 
 /* SPI */
 #define CONFIG_MPC8XXX_SPI
-#define CONFIG_HARD_SPI			/* SPI with hardware support */
 #undef CONFIG_SOFT_SPI			/* SPI bit-banged */
 
 /* GPIOs.  Used as SPI chip selects */
diff --git a/include/configs/MVBLM7.h b/include/configs/MVBLM7.h
index 349ca14..b412655 100644
--- a/include/configs/MVBLM7.h
+++ b/include/configs/MVBLM7.h
@@ -27,7 +27,7 @@
 #ifndef __CONFIG_H
 #define __CONFIG_H
 
-#define MV_VERSION  "v1.0.1"
+#include <version.h>
 
 /*
  * High Level Configuration Options
@@ -262,7 +262,7 @@
 #define CFG_ENV_ADDR_REDUND	(CFG_ENV_ADDR+CFG_ENV_SIZE)
 #define CFG_ENV_SIZE_REDUND 	CFG_ENV_SIZE
 
-#define CONFIG_LOADS_ECHO 
+#define CONFIG_LOADS_ECHO
 #define CFG_LOADS_BAUD_CHANGE
 
 /*
@@ -336,6 +336,7 @@
 #define CFG_HID0_FINAL	CFG_HID0_INIT
 
 #define CFG_HID2	HID2_HBE
+#define CONFIG_HIGH_BATS	1
 
 /* DDR  */
 #define CFG_IBAT0L	(CFG_SDRAM_BASE | BATL_PP_10 | BATL_MEMCOHERENCE)
@@ -446,7 +447,7 @@
 	"mv_dtb_addr=" MV_DTB_ADDR "\0"				\
 	"mv_dtb_addr_ram=" MV_DTB_ADDR_RAM "\0"			\
 	"dtb_name=" MV_DTB_NAME "\0"				\
-	"mv_version=" MV_VERSION "\0"				\
+	"mv_version=" U_BOOT_VERSION "\0"			\
 	"dhcp_client_id=" MV_CI "\0"				\
 	"dhcp_vendor-class-identifier=" MV_VCI "\0"		\
 	"netretry=no\0"						\
diff --git a/include/configs/atngw100.h b/include/configs/atngw100.h
index 3fc9975..7ac51b5 100644
--- a/include/configs/atngw100.h
+++ b/include/configs/atngw100.h
@@ -114,6 +114,8 @@
 #define CONFIG_CMD_FAT
 #define CONFIG_CMD_JFFS2
 #define CONFIG_CMD_MMC
+#define CONFIG_CMD_SF
+#define CONFIG_CMD_SPI
 
 #undef CONFIG_CMD_AUTOSCRIPT
 #undef CONFIG_CMD_FPGA
@@ -126,6 +128,10 @@
 #define CFG_NR_PIOS			5
 #define CFG_HSDRAMC			1
 #define CONFIG_MMC			1
+#define CONFIG_ATMEL_SPI		1
+
+#define CONFIG_SPI_FLASH		1
+#define CONFIG_SPI_FLASH_ATMEL		1
 
 #define CFG_DCACHE_LINESZ		32
 #define CFG_ICACHE_LINESZ		32
diff --git a/include/configs/davinci_sffsdr.h b/include/configs/davinci_sffsdr.h
new file mode 100644
index 0000000..41a6763
--- /dev/null
+++ b/include/configs/davinci_sffsdr.h
@@ -0,0 +1,177 @@
+/*
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * 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
+ */
+
+#ifndef __CONFIG_H
+#define __CONFIG_H
+#include <asm/sizes.h>
+
+/*=======*/
+/* Board */
+/*=======*/
+#define SFFSDR
+#define CFG_NAND_LARGEPAGE
+#define CFG_USE_NAND
+/*===================*/
+/* SoC Configuration */
+/*===================*/
+#define CONFIG_ARM926EJS			/* arm926ejs CPU core */
+#define CONFIG_SYS_CLK_FREQ	297000000	/* Arm Clock frequency */
+#define CFG_TIMERBASE		0x01c21400	/* use timer 0 */
+#define CFG_HZ_CLOCK		27000000	/* Timer Input clock freq */
+#define CFG_HZ			1000
+/*==================================================*/
+/* EEPROM definitions for Atmel 24LC64 EEPROM chip  */
+/*==================================================*/
+#define CFG_I2C_EEPROM_ADDR_LEN		2
+#define CFG_I2C_EEPROM_ADDR		0x50
+#define CFG_EEPROM_PAGE_WRITE_BITS	5
+#define CFG_EEPROM_PAGE_WRITE_DELAY_MS	20
+/*=============*/
+/* Memory Info */
+/*=============*/
+#define CFG_MALLOC_LEN		(0x10000 + 256*1024)	/* malloc() len */
+#define CFG_GBL_DATA_SIZE	128		/* reserved for initial data */
+#define CFG_MEMTEST_START	0x80000000	/* memtest start address */
+#define CFG_MEMTEST_END		0x81000000	/* 16MB RAM test */
+#define CONFIG_NR_DRAM_BANKS	1		/* we have 1 bank of DRAM */
+#define CONFIG_STACKSIZE	(256*1024)	/* regular stack */
+#define PHYS_SDRAM_1		0x80000000	/* DDR Start */
+#define PHYS_SDRAM_1_SIZE	0x08000000	/* DDR size 128MB */
+#define DDR_4BANKS				/* 4-bank DDR2 (128MB) */
+/*====================*/
+/* Serial Driver info */
+/*====================*/
+#define CFG_NS16550
+#define CFG_NS16550_SERIAL
+#define CFG_NS16550_REG_SIZE	4		/* NS16550 register size */
+#define CFG_NS16550_COM1	0x01c20000	/* Base address of UART0 */
+#define CFG_NS16550_CLK		27000000	/* Input clock to NS16550 */
+#define CONFIG_CONS_INDEX	1		/* use UART0 for console */
+#define CONFIG_BAUDRATE		115200		/* Default baud rate */
+#define CFG_BAUDRATE_TABLE	{ 9600, 19200, 38400, 57600, 115200 }
+/*===================*/
+/* I2C Configuration */
+/*===================*/
+#define CONFIG_HARD_I2C
+#define CONFIG_DRIVER_DAVINCI_I2C
+#define CFG_I2C_SPEED		80000	/* 100Kbps won't work, silicon bug */
+#define CFG_I2C_SLAVE		10	/* Bogus, master-only in U-Boot */
+/*==================================*/
+/* Network & Ethernet Configuration */
+/*==================================*/
+#define CONFIG_DRIVER_TI_EMAC
+#define CONFIG_MII
+#define CONFIG_BOOTP_DEFAULT
+#define CONFIG_BOOTP_DNS
+#define CONFIG_BOOTP_DNS2
+#define CONFIG_BOOTP_SEND_HOSTNAME
+#define CONFIG_NET_RETRY_COUNT	10
+#define CONFIG_OVERWRITE_ETHADDR_ONCE
+/*=====================*/
+/* Flash & Environment */
+/*=====================*/
+#undef CFG_ENV_IS_IN_FLASH
+#define CFG_NO_FLASH
+#define CFG_ENV_IS_IN_NAND		/* U-Boot env in NAND Flash  */
+#define CFG_ENV_SECT_SIZE	2048	/* Env sector Size */
+#define CFG_ENV_SIZE		SZ_128K
+#define CONFIG_SKIP_LOWLEVEL_INIT	/* U-Boot is loaded by a bootloader */
+#define CONFIG_SKIP_RELOCATE_UBOOT	/* to a proper address, init done */
+#define CFG_NAND_BASE		0x02000000
+#define CFG_NAND_HW_ECC
+#define CFG_MAX_NAND_DEVICE	1	/* Max number of NAND devices */
+#define NAND_MAX_CHIPS		1
+#define CFG_ENV_OFFSET		0x0	/* Block 0--not used by bootcode */
+/*=====================*/
+/* Board related stuff */
+/*=====================*/
+/*==========================================*/
+/* I2C switch definitions for PCA9543 chip  */
+/* on Lyrtech SFF SDR board.                */
+/* This chip has a single register.         */
+/*==========================================*/
+#define CFG_I2C_PCA9543_ADDR		0x70
+#define CFG_I2C_PCA9543_ADDR_LEN	0
+#define CFG_I2C_PCA9543_ENABLE_CH0	0x01	/* Enable channel 0. */
+/*==============================*/
+/* U-Boot general configuration */
+/*==============================*/
+#undef CONFIG_USE_IRQ                  /* No IRQ/FIQ in U-Boot */
+#define CONFIG_MISC_INIT_R
+#undef CONFIG_BOOTDELAY
+#define CONFIG_BOOTFILE		"uImage"	/* Boot file name */
+#define CFG_PROMPT		"U-Boot > "	/* Monitor Command Prompt */
+#define CFG_CBSIZE		1024		/* Console I/O Buffer Size  */
+/* Print buffer size */
+#define CFG_PBSIZE		(CFG_CBSIZE + sizeof(CFG_PROMPT) + 16)
+#define CFG_MAXARGS		16		/* max number of command args */
+#define CFG_BARGSIZE		CFG_CBSIZE	/* Boot Argument Buffer Size */
+#define CFG_LOAD_ADDR		0x80700000	/* Default Linux kernel
+						 * load address. */
+#define CONFIG_VERSION_VARIABLE
+#define CONFIG_AUTO_COMPLETE		/* Won't work with hush so far,
+					 * may be later */
+#define CFG_HUSH_PARSER
+#define CFG_PROMPT_HUSH_PS2	"> "
+#define CONFIG_CMDLINE_EDITING
+#define CFG_LONGHELP
+#define CONFIG_CRC32_VERIFY
+#define CONFIG_MX_CYCLIC
+/*
+ * Define this to load an Integrity kernel.
+ *
+#define CONFIG_CMD_ELF
+ */
+
+/*===================*/
+/* Linux Information */
+/*===================*/
+#define LINUX_BOOT_PARAM_ADDR	0x80000100
+#define CONFIG_CMDLINE_TAG
+#define CONFIG_SETUP_MEMORY_TAGS
+#define CONFIG_BOOTARGS							\
+	"mem=56M console=ttyS0,115200n8 root=/dev/hda1 rw noinitrd ip=dhcp"
+#define CONFIG_BOOTCOMMAND	"setenv setboot setenv bootargs \\$(bootargs) video=dm64xxfb:output=\\$(videostd);run setboot"
+
+/*=================*/
+/* U-Boot commands */
+/*=================*/
+#include <config_cmd_default.h>
+#define CONFIG_CMD_ASKENV
+#define CONFIG_CMD_DHCP
+#define CONFIG_CMD_DIAG
+#define CONFIG_CMD_I2C
+#define CONFIG_CMD_MII
+#define CONFIG_CMD_PING
+#define CONFIG_CMD_SAVES
+#define CONFIG_CMD_NAND
+#define CONFIG_CMD_EEPROM
+#undef CONFIG_CMD_BDI
+#undef CONFIG_CMD_FPGA
+#undef CONFIG_CMD_SETGETDCR
+#undef CONFIG_CMD_FLASH
+#undef CONFIG_CMD_IMLS
+/*=======================*/
+/* KGDB support (if any) */
+/*=======================*/
+#ifdef CONFIG_CMD_KGDB
+#define CONFIG_KGDB_BAUDRATE	115200	/* speed to run kgdb serial port */
+#define CONFIG_KGDB_SER_INDEX	1	/* which serial port to use */
+#endif
+#endif /* __CONFIG_H */
diff --git a/include/configs/ml300.h b/include/configs/ml300.h
index 1945918..319923a 100644
--- a/include/configs/ml300.h
+++ b/include/configs/ml300.h
@@ -54,6 +54,7 @@
 
 #define CONFIG_405		1	/* This is a PPC405 CPU		*/
 #define CONFIG_4xx		1	/* ...member of PPC4xx family	*/
+#define CONFIG_XILINX_405	1
 #define CONFIG_XILINX_ML300	1	/* ...on a Xilinx ML300 board	*/
 
 #define CONFIG_SYSTEMACE	1
diff --git a/include/configs/sacsng.h b/include/configs/sacsng.h
index 4974fb4..2a398e8 100644
--- a/include/configs/sacsng.h
+++ b/include/configs/sacsng.h
@@ -272,10 +272,14 @@
 
 #undef  SPI_INIT			/* no port initialization needed */
 #define SPI_READ        ((immr->im_ioport.iop_pdatd & I2C_MISO) != 0)
-#define SPI_SDA(bit)    if(bit) immr->im_ioport.iop_pdatd |=  I2C_MOSI; \
-			else    immr->im_ioport.iop_pdatd &= ~I2C_MOSI
-#define SPI_SCL(bit)    if(bit) immr->im_ioport.iop_pdatd |=  I2C_SCLK; \
-			else    immr->im_ioport.iop_pdatd &= ~I2C_SCLK
+#define SPI_SDA(bit)    do {						\
+			if(bit) immr->im_ioport.iop_pdatd |=  I2C_MOSI; \
+			else    immr->im_ioport.iop_pdatd &= ~I2C_MOSI;	\
+			} while (0)
+#define SPI_SCL(bit)    do {						\
+			if(bit) immr->im_ioport.iop_pdatd |=  I2C_SCLK; \
+			else    immr->im_ioport.iop_pdatd &= ~I2C_SCLK;	\
+			} while (0)
 #define SPI_DELAY                       /* No delay is needed */
 #endif /* CONFIG_SOFT_SPI */
 
diff --git a/include/exports.h b/include/exports.h
index d6512cb..6377875 100644
--- a/include/exports.h
+++ b/include/exports.h
@@ -22,7 +22,7 @@ void vprintf(const char *, va_list);
 void do_reset (void);
 unsigned long simple_strtoul(const char *cp,char **endp,unsigned int base);
 char *getenv (char *name);
-void setenv (char *varname, char *varvalue);
+int setenv (char *varname, char *varvalue);
 long simple_strtol(const char *cp,char **endp,unsigned int base);
 int strcmp(const char * cs,const char * ct);
 #ifdef CONFIG_HAS_UID
diff --git a/include/lmb.h b/include/lmb.h
index 03d7667..0283075 100644
--- a/include/lmb.h
+++ b/include/lmb.h
@@ -43,6 +43,7 @@ extern phys_addr_t lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align
 extern phys_addr_t __lmb_alloc_base(struct lmb *lmb, phys_size_t size, ulong align,
 			      phys_addr_t max_addr);
 extern int lmb_is_reserved(struct lmb *lmb, phys_addr_t addr);
+extern long lmb_free(struct lmb *lmb, u64 base, u64 size);
 
 extern void lmb_dump_all(struct lmb *lmb);
 
diff --git a/include/mmc.h b/include/mmc.h
index a271695..19c76fe 100644
--- a/include/mmc.h
+++ b/include/mmc.h
@@ -25,6 +25,30 @@
 #define _MMC_H_
 #include <asm/arch/mmc.h>
 
+/* MMC command numbers */
+#define MMC_CMD_GO_IDLE_STATE		0
+#define MMC_CMD_SEND_OP_COND		1
+#define MMC_CMD_ALL_SEND_CID		2
+#define MMC_CMD_SET_RELATIVE_ADDR	3
+#define MMC_CMD_SET_DSR			4
+#define MMC_CMD_SELECT_CARD		7
+#define MMC_CMD_SEND_CSD		9
+#define MMC_CMD_SEND_CID		10
+#define MMC_CMD_SEND_STATUS		13
+#define MMC_CMD_SET_BLOCKLEN		16
+#define MMC_CMD_READ_SINGLE_BLOCK	17
+#define MMC_CMD_READ_MULTIPLE_BLOCK	18
+#define MMC_CMD_WRITE_BLOCK		24
+#define MMC_CMD_APP_CMD			55
+
+/* SD Card command numbers */
+#define SD_CMD_SEND_RELATIVE_ADDR	3
+#define SD_CMD_SWITCH			6
+#define SD_CMD_SEND_IF_COND		8
+
+#define SD_CMD_APP_SET_BUS_WIDTH	6
+#define SD_CMD_APP_SEND_OP_COND		41
+
 int mmc_init(int verbose);
 int mmc_read(ulong src, uchar *dst, int size);
 int mmc_write(uchar *src, ulong dst, int size);
diff --git a/include/sha256.h b/include/sha256.h
new file mode 100644
index 0000000..e38ea89
--- /dev/null
+++ b/include/sha256.h
@@ -0,0 +1,16 @@
+#ifndef _SHA256_H
+#define _SHA256_H
+
+#define SHA256_SUM_LEN	32
+
+typedef struct {
+	uint32_t total[2];
+	uint32_t state[8];
+	uint8_t buffer[64];
+} sha256_context;
+
+void sha256_starts(sha256_context * ctx);
+void sha256_update(sha256_context * ctx, uint8_t * input, uint32_t length);
+void sha256_finish(sha256_context * ctx, uint8_t digest[SHA256_SUM_LEN]);
+
+#endif /* _SHA256_H */
diff --git a/include/spi.h b/include/spi.h
index 7744c2e..320e50e 100644
--- a/include/spi.h
+++ b/include/spi.h
@@ -24,6 +24,15 @@
 #ifndef _SPI_H_
 #define _SPI_H_
 
+/* Controller-specific definitions: */
+
+/* CONFIG_HARD_SPI triggers SPI bus initialization in PowerPC */
+#ifdef CONFIG_MPC8XXX_SPI
+# ifndef CONFIG_HARD_SPI
+#  define CONFIG_HARD_SPI
+# endif
+#endif
+
 /* SPI mode flags */
 #define	SPI_CPHA	0x01			/* clock phase */
 #define	SPI_CPOL	0x02			/* clock polarity */