|author||Chandan Nath <email@example.com>||2012-01-09 20:38:59 +0000|
|committer||Albert ARIBAUD <firstname.lastname@example.org>||2012-01-16 08:40:12 +0100|
ARM:AM33XX: Add SPL support for AM335X EVM
This patch is added to support SPL feature on AM335X platform. In this patch, MMC1 is configured as boot device for SPL and support for other devices will be added in the next patch series. Signed-off-by: Chandan Nath <email@example.com> Signed-off-by: Tom Rini <firstname.lastname@example.org> Acked-by: Igor Grinberg <email@example.com>
Diffstat (limited to 'arch/arm/cpu/armv7/omap-common/boot-common.c')
1 files changed, 49 insertions, 0 deletions
diff --git a/arch/arm/cpu/armv7/omap-common/boot-common.c b/arch/arm/cpu/armv7/omap-common/boot-common.c
new file mode 100644
@@ -0,0 +1,49 @@
+ * boot-common.c
+ * Common bootmode functions for omap based boards
+ * Copyright (C) 2011, Texas Instruments, Incorporated - http://www.ti.com/
+ * 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.
+ * This is used to verify if the configuration header
+ * was executed by rom code prior to control of transfer
+ * to the bootloader. SPL is responsible for saving and
+ * passing the boot_params pointer to the u-boot.
+struct omap_boot_parameters boot_params __attribute__ ((section(".data")));
+ * We use static variables because global data is not ready yet.
+ * Initialized data is available in SPL right from the beginning.
+ * We would not typically need to save these parameters in regular
+ * U-Boot. This is needed only in SPL at the moment.
+u32 omap_bootmode = MMCSD_MODE_FAT;
+ return (u32) (boot_params.omap_bootdevice);
+ return omap_bootmode;