Merge git://git.denx.de/u-boot-dm

Conflicts:
	drivers/serial/serial-uclass.c

Signed-off-by: Tom Rini <trini@ti.com>

6 files changed, 86 insertions, 26 deletions

diff --git a/common/Makefile b/common/Makefile
index 508a0b28f5..9c47e20c6d 100644
--- a/common/Makefile
+++ b/common/Makefile
@@ -252,6 +252,9 @@ obj-$(CONFIG_BOUNCE_BUFFER) += bouncebuf.o
 obj-y += console.o
 obj-$(CONFIG_CROS_EC) += cros_ec.o
 obj-y += dlmalloc.o
+ifdef CONFIG_SYS_MALLOC_F_LEN
+obj-y += malloc_simple.o
+endif
 obj-y += image.o
 obj-$(CONFIG_ANDROID_BOOT_IMAGE) += image-android.o
 obj-$(CONFIG_OF_LIBFDT) += image-fdt.o
diff --git a/common/board_r.c b/common/board_r.c
index 7c339008ed..19c64271ab 100644
--- a/common/board_r.c
+++ b/common/board_r.c
@@ -99,7 +99,8 @@ static int initr_trace(void)
 
 static int initr_reloc(void)
 {
-	gd->flags |= GD_FLG_RELOC;	/* tell others: relocation done */
+	/* tell others: relocation done */
+	gd->flags |= GD_FLG_RELOC | GD_FLG_FULL_MALLOC_INIT;
 	bootstage_mark_name(BOOTSTAGE_ID_START_UBOOT_R, "board_init_r");
 
 	return 0;
diff --git a/common/cmd_i2c.c b/common/cmd_i2c.c
index 3a75f94ea1..c266b88e5b 100644
--- a/common/cmd_i2c.c
+++ b/common/cmd_i2c.c
@@ -198,6 +198,19 @@ static uint get_alen(char *arg)
 	return alen;
 }
 
+enum i2c_err_op {
+	I2C_ERR_READ,
+	I2C_ERR_WRITE,
+};
+
+static int i2c_report_err(int ret, enum i2c_err_op op)
+{
+	printf("Error %s the chip: %d\n",
+	       op == I2C_ERR_READ ? "reading" : "writing", ret);
+
+	return CMD_RET_FAILURE;
+}
+
 /**
  * do_i2c_read() - Handle the "i2c read" command-line command
  * @cmdtp:	Command data struct pointer
@@ -245,7 +258,7 @@ static int do_i2c_read ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv
 	memaddr = (u_char *)simple_strtoul(argv[4], NULL, 16);
 
 	if (i2c_read(chip, devaddr, alen, memaddr, length) != 0) {
-		puts ("Error reading the chip.\n");
+		i2c_report_err(-1, I2C_ERR_READ);
 		return 1;
 	}
 	return 0;
@@ -286,8 +299,7 @@ static int do_i2c_write(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[
 
 	while (length-- > 0) {
 		if (i2c_write(chip, devaddr++, alen, memaddr++, 1) != 0) {
-			puts("Error writing to the chip.\n");
-			return 1;
+			return i2c_report_err(-1, I2C_ERR_WRITE);
 		}
 /*
  * No write delay with FRAM devices.
@@ -370,7 +382,7 @@ static int do_i2c_md ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
 		linebytes = (nbytes > DISP_LINE_LEN) ? DISP_LINE_LEN : nbytes;
 
 		if (i2c_read(chip, addr, alen, linebuf, linebytes) != 0)
-			puts ("Error reading the chip.\n");
+			i2c_report_err(-1, I2C_ERR_READ);
 		else {
 			printf("%04x:", addr);
 			cp = linebuf;
@@ -452,7 +464,7 @@ static int do_i2c_mw ( cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
 
 	while (count-- > 0) {
 		if (i2c_write(chip, addr++, alen, &byte, 1) != 0)
-			puts ("Error writing the chip.\n");
+			i2c_report_err(-1, I2C_ERR_WRITE);
 		/*
 		 * Wait for the write to complete.  The write can take
 		 * up to 10mSec (we allow a little more time).
@@ -528,7 +540,7 @@ static int do_i2c_crc (cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
 		addr++;
 	}
 	if (err > 0)
-		puts ("Error reading the chip,\n");
+		i2c_report_err(-1, I2C_ERR_READ);
 	else
 		printf ("%08lx\n", crc);
 
@@ -601,7 +613,7 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const arg
 	do {
 		printf("%08lx:", addr);
 		if (i2c_read(chip, addr, alen, (uchar *)&data, size) != 0)
-			puts ("\nError reading the chip,\n");
+			i2c_report_err(-1, I2C_ERR_READ);
 		else {
 			data = cpu_to_be32(data);
 			if (size == 1)
@@ -644,7 +656,7 @@ mod_i2c_mem(cmd_tbl_t *cmdtp, int incrflag, int flag, int argc, char * const arg
 				 */
 				bootretry_reset_cmd_timeout();
 				if (i2c_write(chip, addr, alen, (uchar *)&data, size) != 0)
-					puts ("Error writing the chip.\n");
+					i2c_report_err(-1, I2C_ERR_WRITE);
 #ifdef CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS
 				udelay(CONFIG_SYS_EEPROM_PAGE_WRITE_DELAY_MS * 1000);
 #endif
@@ -783,7 +795,7 @@ static int do_i2c_loop(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[]
 	 */
 	while (1) {
 		if (i2c_read(chip, addr, alen, bytes, length) != 0)
-			puts ("Error reading the chip.\n");
+			i2c_report_err(-1, I2C_ERR_READ);
 		udelay(delay);
 	}
 
@@ -1341,7 +1353,7 @@ int do_edid(cmd_tbl_t *cmdtp, int flag, int argc, char *const argv[])
 
 	chip = simple_strtoul(argv[1], NULL, 16);
 	if (i2c_read(chip, 0, 1, (uchar *)&edid, sizeof(edid)) != 0) {
-		puts("Error reading EDID content.\n");
+		i2c_report_err(-1, I2C_ERR_READ);
 		return 1;
 	}
 
diff --git a/common/dlmalloc.c b/common/dlmalloc.c
index 991229d5f7..6453ee9c25 100644
--- a/common/dlmalloc.c
+++ b/common/dlmalloc.c
@@ -2184,17 +2184,8 @@ Void_t* mALLOc(bytes) size_t bytes;
   INTERNAL_SIZE_T nb;
 
 #ifdef CONFIG_SYS_MALLOC_F_LEN
-	if (gd && !(gd->flags & GD_FLG_RELOC)) {
-		ulong new_ptr;
-		void *ptr;
-
-		new_ptr = gd->malloc_ptr + bytes;
-		if (new_ptr > gd->malloc_limit)
-			panic("Out of pre-reloc memory");
-		ptr = map_sysmem(gd->malloc_base + gd->malloc_ptr, bytes);
-		gd->malloc_ptr = ALIGN(new_ptr, sizeof(new_ptr));
-		return ptr;
-	}
+	if (gd && !(gd->flags & GD_FLG_FULL_MALLOC_INIT))
+		return malloc_simple(bytes);
 #endif
 
   /* check if mem_malloc_init() was run */
@@ -2462,7 +2453,7 @@ void fREe(mem) Void_t* mem;
 
 #ifdef CONFIG_SYS_MALLOC_F_LEN
 	/* free() is a no-op - all the memory will be freed on relocation */
-	if (!(gd->flags & GD_FLG_RELOC))
+	if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT))
 		return;
 #endif
 
@@ -2618,7 +2609,7 @@ Void_t* rEALLOc(oldmem, bytes) Void_t* oldmem; size_t bytes;
   if (oldmem == NULL) return mALLOc(bytes);
 
 #ifdef CONFIG_SYS_MALLOC_F_LEN
-	if (!(gd->flags & GD_FLG_RELOC)) {
+	if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT)) {
 		/* This is harder to support and should not be needed */
 		panic("pre-reloc realloc() is not supported");
 	}
@@ -2970,7 +2961,7 @@ Void_t* cALLOc(n, elem_size) size_t n; size_t elem_size;
   else
   {
 #ifdef CONFIG_SYS_MALLOC_F_LEN
-	if (!(gd->flags & GD_FLG_RELOC)) {
+	if (!(gd->flags & GD_FLG_FULL_MALLOC_INIT)) {
 		MALLOC_ZERO(mem, sz);
 		return mem;
 	}
diff --git a/common/malloc_simple.c b/common/malloc_simple.c
new file mode 100644
index 0000000000..afdacff80d
--- /dev/null
+++ b/common/malloc_simple.c
@@ -0,0 +1,39 @@
+/*
+ * Simple malloc implementation
+ *
+ * Copyright (c) 2014 Google, Inc
+ *
+ * SPDX-License-Identifier:	GPL-2.0+
+ */
+
+#include <common.h>
+#include <malloc.h>
+#include <asm/io.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+void *malloc_simple(size_t bytes)
+{
+	ulong new_ptr;
+	void *ptr;
+
+	new_ptr = gd->malloc_ptr + bytes;
+	if (new_ptr > gd->malloc_limit)
+		panic("Out of pre-reloc memory");
+	ptr = map_sysmem(gd->malloc_base + gd->malloc_ptr, bytes);
+	gd->malloc_ptr = ALIGN(new_ptr, sizeof(new_ptr));
+	return ptr;
+}
+
+#ifdef CONFIG_SYS_MALLOC_SIMPLE
+void *calloc(size_t nmemb, size_t elem_size)
+{
+	size_t size = nmemb * elem_size;
+	void *ptr;
+
+	ptr = malloc(size);
+	memset(ptr, '\0', size);
+
+	return ptr;
+}
+#endif
diff --git a/common/spl/spl.c b/common/spl/spl.c
index 97eb8eb987..1826c47a99 100644
--- a/common/spl/spl.c
+++ b/common/spl/spl.c
@@ -7,6 +7,7 @@
  * SPDX-License-Identifier:	GPL-2.0+
  */
 #include <common.h>
+#include <dm.h>
 #include <spl.h>
 #include <asm/u-boot.h>
 #include <nand.h>
@@ -15,6 +16,7 @@
 #include <i2c.h>
 #include <image.h>
 #include <malloc.h>
+#include <dm/root.h>
 #include <linux/compiler.h>
 
 DECLARE_GLOBAL_DATA_PTR;
@@ -139,9 +141,16 @@ void board_init_r(gd_t *dummy1, ulong dummy2)
 	u32 boot_device;
 	debug(">>spl:board_init_r()\n");
 
-#ifdef CONFIG_SYS_SPL_MALLOC_START
+#if defined(CONFIG_SYS_SPL_MALLOC_START)
 	mem_malloc_init(CONFIG_SYS_SPL_MALLOC_START,
 			CONFIG_SYS_SPL_MALLOC_SIZE);
+	gd->flags |= GD_FLG_FULL_MALLOC_INIT;
+#elif defined(CONFIG_SYS_MALLOC_F_LEN)
+	gd->malloc_limit = gd->malloc_base + CONFIG_SYS_MALLOC_F_LEN;
+	gd->malloc_ptr = 0;
+#endif
+#ifdef CONFIG_SPL_DM
+	dm_init_and_scan(true);
 #endif
 
 #ifndef CONFIG_PPC
@@ -240,6 +249,11 @@ void board_init_r(gd_t *dummy1, ulong dummy2)
 	default:
 		debug("Unsupported OS image.. Jumping nevertheless..\n");
 	}
+#if defined(CONFIG_SYS_MALLOC_F_LEN) && !defined(CONFIG_SYS_SPL_MALLOC_SIZE)
+	debug("SPL malloc() used %#lx bytes (%ld KB)\n", gd->malloc_ptr,
+	      gd->malloc_ptr / 1024);
+#endif
+
 	jump_to_image_no_args(&spl_image);
 }