summaryrefslogtreecommitdiff
path: root/drivers/mtd/nand
diff options
context:
space:
mode:
authorYing Zhang <b40530@freescale.com>2013-08-16 15:16:16 +0800
committerYork Sun <yorksun@freescale.com>2013-08-20 09:57:51 -0700
commit5d97fe2a0421247f6b89591c666d7aa94d40beb0 (patch)
treef7dd51801a172e22e17b25adfc09af3bbc7b5d9a /drivers/mtd/nand
parent3aa29de0b04be9d56251474d1036b23da249f607 (diff)
downloadu-boot-imx-5d97fe2a0421247f6b89591c666d7aa94d40beb0.zip
u-boot-imx-5d97fe2a0421247f6b89591c666d7aa94d40beb0.tar.gz
u-boot-imx-5d97fe2a0421247f6b89591c666d7aa94d40beb0.tar.bz2
powerpc: p1022ds: add TPL for p1022ds nand boot
TPL is introduced in the patch "NAND: TPL : introduce the TPL based on the SPL", here enable TPL for p1022ds nand boot. Signed-off-by: Ying Zhang <b40530@freescale.com> Acked-by: York Sun <yorksun@freescale.com>
Diffstat (limited to 'drivers/mtd/nand')
-rw-r--r--drivers/mtd/nand/Makefile1
-rw-r--r--drivers/mtd/nand/fsl_elbc_spl.c27
2 files changed, 21 insertions, 7 deletions
diff --git a/drivers/mtd/nand/Makefile b/drivers/mtd/nand/Makefile
index e27e0b7..366dee6 100644
--- a/drivers/mtd/nand/Makefile
+++ b/drivers/mtd/nand/Makefile
@@ -23,6 +23,7 @@ COBJS-$(CONFIG_SPL_NAND_SIMPLE) += nand_spl_simple.o
COBJS-$(CONFIG_SPL_NAND_LOAD) += nand_spl_load.o
COBJS-$(CONFIG_SPL_NAND_ECC) += nand_ecc.o
COBJS-$(CONFIG_SPL_NAND_BASE) += nand_base.o
+COBJS-$(CONFIG_SPL_NAND_INIT) += nand.o
else # not spl
diff --git a/drivers/mtd/nand/fsl_elbc_spl.c b/drivers/mtd/nand/fsl_elbc_spl.c
index 7e5599a..a7476b4 100644
--- a/drivers/mtd/nand/fsl_elbc_spl.c
+++ b/drivers/mtd/nand/fsl_elbc_spl.c
@@ -34,7 +34,11 @@ static void nand_wait(void)
}
}
+#ifdef CONFIG_TPL_BUILD
+int nand_spl_load_image(uint32_t offs, unsigned int uboot_size, void *vdst)
+#else
static int nand_load_image(uint32_t offs, unsigned int uboot_size, void *vdst)
+#endif
{
fsl_lbc_t *regs = LBC_BASE_ADDR;
uchar *buf = (uchar *)CONFIG_SYS_NAND_BASE;
@@ -114,6 +118,15 @@ static int nand_load_image(uint32_t offs, unsigned int uboot_size, void *vdst)
}
/*
+ * Defines a static function nand_load_image() here, because non-static makes
+ * the code too large for certain SPLs(minimal SPL, maximum size <= 4Kbytes)
+ */
+#ifndef CONFIG_TPL_BUILD
+#define nand_spl_load_image(offs, uboot_size, vdst) \
+ nand_load_image(offs, uboot_size, vdst)
+#endif
+
+/*
* The main entry for NAND booting. It's necessary that SDRAM is already
* configured and available since this code loads the main U-Boot image
* from NAND into SDRAM and starts it from there.
@@ -124,17 +137,17 @@ void nand_boot(void)
/*
* Load U-Boot image from NAND into RAM
*/
- nand_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS,
- CONFIG_SYS_NAND_U_BOOT_SIZE,
- (void *)CONFIG_SYS_NAND_U_BOOT_DST);
+ nand_spl_load_image(CONFIG_SYS_NAND_U_BOOT_OFFS,
+ CONFIG_SYS_NAND_U_BOOT_SIZE,
+ (void *)CONFIG_SYS_NAND_U_BOOT_DST);
#ifdef CONFIG_NAND_ENV_DST
- nand_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
- (void *)CONFIG_NAND_ENV_DST);
+ nand_spl_load_image(CONFIG_ENV_OFFSET, CONFIG_ENV_SIZE,
+ (void *)CONFIG_NAND_ENV_DST);
#ifdef CONFIG_ENV_OFFSET_REDUND
- nand_load_image(CONFIG_ENV_OFFSET_REDUND, CONFIG_ENV_SIZE,
- (void *)CONFIG_NAND_ENV_DST + CONFIG_ENV_SIZE);
+ nand_spl_load_image(CONFIG_ENV_OFFSET_REDUND, CONFIG_ENV_SIZE,
+ (void *)CONFIG_NAND_ENV_DST + CONFIG_ENV_SIZE);
#endif
#endif