Patchwork [U-Boot,09/22] omap: add spl support

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Submitter Aneesh V
Date Feb. 28, 2011, 11:46 a.m.
Message ID <1298893591-17636-10-git-send-email-aneesh@ti.com>
Download mbox | patch
Permalink /patch/84804/
State Superseded
Delegated to: Sandeep Paulraj
Headers show

Comments

Aneesh V - Feb. 28, 2011, 11:46 a.m.
Add the basic spl framework and linker script common for OMAP3/4
platforms.

Signed-off-by: Aneesh V <aneesh@ti.com>
---
 spl/board/ti/spl-omap.c   |   47 ++++++++++++++++++++++++++++++++++
 spl/board/ti/spl-omap.lds |   62 +++++++++++++++++++++++++++++++++++++++++++++
 2 files changed, 109 insertions(+), 0 deletions(-)
 create mode 100644 spl/board/ti/spl-omap.c
 create mode 100644 spl/board/ti/spl-omap.lds

Patch

diff --git a/spl/board/ti/spl-omap.c b/spl/board/ti/spl-omap.c
new file mode 100644
index 0000000..0e08f4f
--- /dev/null
+++ b/spl/board/ti/spl-omap.c
@@ -0,0 +1,47 @@ 
+/*
+ *
+ * Clock initialization for OMAP4
+ *
+ * (C) Copyright 2010
+ * Texas Instruments, <www.ti.com>
+ *
+ * Aneesh V <aneesh@ti.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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 <asm/u-boot.h>
+#include <asm/arch/sys_proto.h>
+#include <timestamp_autogenerated.h>
+
+/* Define global data structure pointer to it*/
+gd_t gdata __attribute__ ((section(".data")));
+bd_t bdata __attribute__ ((section(".data")));
+gd_t *gd = &gdata;
+
+void board_init_f(ulong dummy)
+{
+	relocate_code(CONFIG_SYS_SPL_STACK, &gdata, CONFIG_SYS_SPL_TEXT_BASE);
+}
+
+void board_init_r(gd_t *id, ulong dummy)
+{
+	for (;;)
+		;
+}
diff --git a/spl/board/ti/spl-omap.lds b/spl/board/ti/spl-omap.lds
new file mode 100644
index 0000000..27b5295
--- /dev/null
+++ b/spl/board/ti/spl-omap.lds
@@ -0,0 +1,62 @@ 
+/*
+ * (C) Copyright 2002
+ * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
+ *
+ * (C) Copyright 2010
+ * Texas Instruments, <www.ti.com>
+ *	Aneesh V <aneesh@ti.com>
+ *
+ * See file CREDITS for list of people who contributed to this
+ * project.
+ *
+ * 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
+ */
+
+MEMORY { .sram : ORIGIN = CONFIG_SYS_SPL_TEXT_BASE,\
+		 LENGTH = CONFIG_SYS_SPL_MAX_SIZE }
+MEMORY { .sdram : ORIGIN = CONFIG_SYS_SPL_BSS_START_ADDR, \
+		  LENGTH = CONFIG_SYS_SPL_BSS_MAX_SIZE }
+
+OUTPUT_FORMAT("elf32-littlearm", "elf32-littlearm", "elf32-littlearm")
+OUTPUT_ARCH(arm)
+ENTRY(_start)
+SECTIONS
+{
+	.text      :
+	{
+	. = ALIGN(32);
+	__start = .;
+	  start.o	(.text)
+	  *(.text*)
+	} >.sram
+
+	. = ALIGN(4);
+	.rodata : { *(SORT_BY_ALIGNMENT(.rodata*)) } >.sram
+
+	. = ALIGN(4);
+	.data : { *(SORT_BY_ALIGNMENT(.data*)) } >.sram
+	. = ALIGN(4);
+	__image_copy_end = .;
+
+	.bss :
+	{
+		. = ALIGN(4);
+		__bss_start = .;
+		*(.bss*)
+		. = ALIGN(4);
+		_end = .;
+	} >.sdram
+}