2009/5/9 Jean-Christophe PLAGNIOL-VILLARD plagnioj@jcrosoft.com:
On 21:56 Sun 03 May , Magnus Lilja wrote:
@@ -32,7 +35,7 @@ #include <version.h> .globl _start _start: b reset -#ifdef CONFIG_ONENAND_IPL +#if defined(CONFIG_ONENAND_IPL) || defined(CONFIG_NAND_SPL)
create a better CONFIG_ because we could need for other boot mode
A better CONFIG_ than what? CONFIG_NAND_SPL is already used elsewhere in U-boot when booting from NAND.
ldr pc, _hang ldr pc, _hang ldr pc, _hang @@ -156,9 +159,9 @@ relocate: /* relocate U-Boot to RAM */ adr r0, _start /* r0 <- current position of code */ ldr r1, _TEXT_BASE /* test if we run from flash or RAM */ cmp r0, r1 /* don't reloc during debug */ -#ifndef CONFIG_ONENAND_IPL +#if !defined(CONFIG_ONENAND_IPL) && !defined(CONFIG_NAND_SPL) beq stack_setup -#endif /* CONFIG_ONENAND_IPL */ +#endif /* !CONFIG_ONENAND_IPL && !CONFIG_NAND_SPL*/
#endif /* CONFIG_ONENAND_IPL */
<snip> > diff --git a/nand_spl/nand_boot_mx31.c b/nand_spl/nand_boot_mx31.c > new file mode 100644 > index 0000000..d698d2a > --- /dev/null > +++ b/nand_spl/nand_boot_mx31.c > @@ -0,0 +1,223 @@ <snip> > +static void mx31_nand_page_address(unsigned int page_address) > +{ > + unsigned int page_count; > + > + writew(0x00, NFC_FLASH_ADDR); > + writew(NFC_ADDR, NFC_CONFIG2); > + mx31_wait_ready(); > + > + /* code only for 2kb flash */ > + if (CFG_NAND_PAGE_SIZE == 0x800) { > + writew(0x00, NFC_FLASH_ADDR); > + writew(NFC_ADDR, NFC_CONFIG2); > + mx31_wait_ready(); > + } > + > + page_count = CFG_NAND_CHIP_SIZE / CFG_NAND_PAGE_SIZE; please use CONFIG_SYS_ or CONFIG_
Will do.
and why not detect it?
Might be possible, I'll look into it to see if it's doable.
Thanks; Magnus