From 6000992e265f507a18b0dcbcf2a89179822b42c4 Mon Sep 17 00:00:00 2001 From: Enric Balletbo i Serra Date: Thu, 7 Feb 2013 23:14:48 +0000 Subject: [PATCH] SPL: ONENAND: Support SPL to boot u-boot from OneNAND. This patch will allow use SPL to boot an u-boot from the OneNAND. Tested with IGEPv2 board with a OneNAND from Numonyx Signed-off-by: Enric Balletbo i Serra [trini: Add hunk to fix warning] Signed-off-by: Tom Rini --- common/spl/Makefile | 1 + common/spl/spl.c | 5 +++++ common/spl/spl_onenand.c | 47 ++++++++++++++++++++++++++++++++++++++++ include/spl.h | 3 +++ 4 files changed, 56 insertions(+) create mode 100644 common/spl/spl_onenand.c diff --git a/common/spl/Makefile b/common/spl/Makefile index 5698a2335a..da2afc11b3 100644 --- a/common/spl/Makefile +++ b/common/spl/Makefile @@ -18,6 +18,7 @@ COBJS-$(CONFIG_SPL_FRAMEWORK) += spl.o COBJS-$(CONFIG_SPL_NOR_SUPPORT) += spl_nor.o COBJS-$(CONFIG_SPL_YMODEM_SUPPORT) += spl_ymodem.o COBJS-$(CONFIG_SPL_NAND_SUPPORT) += spl_nand.o +COBJS-$(CONFIG_SPL_ONENAND_SUPPORT) += spl_onenand.o COBJS-$(CONFIG_SPL_NET_SUPPORT) += spl_net.o endif diff --git a/common/spl/spl.c b/common/spl/spl.c index 6a5a1365a1..6715e0d203 100644 --- a/common/spl/spl.c +++ b/common/spl/spl.c @@ -197,6 +197,11 @@ void board_init_r(gd_t *dummy1, ulong dummy2) spl_nand_load_image(); break; #endif +#ifdef CONFIG_SPL_ONENAND_SUPPORT + case BOOT_DEVICE_ONENAND: + spl_onenand_load_image(); + break; +#endif #ifdef CONFIG_SPL_NOR_SUPPORT case BOOT_DEVICE_NOR: spl_nor_load_image(); diff --git a/common/spl/spl_onenand.c b/common/spl/spl_onenand.c new file mode 100644 index 0000000000..4349303565 --- /dev/null +++ b/common/spl/spl_onenand.c @@ -0,0 +1,47 @@ +/* + * Copyright (C) 2013 + * ISEE 2007 SL - Enric Balletbo i Serra + * + * Based on common/spl/spl_nand.c + * Copyright (C) 2011 + * Corscience GmbH & Co. KG - Simon Schwarz + * + * 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 +#include +#include +#include +#include + +void spl_onenand_load_image(void) +{ + struct image_header *header; + + debug("spl: onenand\n"); + + /*use CONFIG_SYS_TEXT_BASE as temporary storage area */ + header = (struct image_header *)(CONFIG_SYS_TEXT_BASE); + /* Load u-boot */ + onenand_spl_load_image(CONFIG_SYS_ONENAND_U_BOOT_OFFS, + CONFIG_SYS_ONENAND_PAGE_SIZE, (void *)header); + spl_parse_image_header(header); + onenand_spl_load_image(CONFIG_SYS_ONENAND_U_BOOT_OFFS, + spl_image.size, (void *)spl_image.load_addr); +} diff --git a/include/spl.h b/include/spl.h index b02f36fa94..b40be8039c 100644 --- a/include/spl.h +++ b/include/spl.h @@ -59,6 +59,9 @@ void spl_display_print(void); /* NAND SPL functions */ void spl_nand_load_image(void); +/* OneNAND SPL functions */ +void spl_onenand_load_image(void); + /* NOR SPL functions */ void spl_nor_load_image(void); -- 2.39.2