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Load the appropriate MTD driver if we were booted from NOR/NAND only, use the TRX mapping by default if bootloader unknown

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git-svn-id: svn://svn.openwrt.org/openwrt/trunk@8032 3c298f89-4303-0410-b956-a3cf2f4a3e73
This commit is contained in:
florian
2007-07-18 12:13:37 +00:00
parent 45bf065553
commit ae505386e5
2 changed files with 15 additions and 5 deletions
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14
target/linux/adm5120-2.6/files/drivers/mtd/nand/rbmipsnand.c
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@@ -13,12 +13,14 @@
#include <linux/mtd/mtd.h>
#include <linux/mtd/partitions.h>
#include <linux/delay.h>
#include <asm/io.h>
#include <asm/irq.h>
#include <asm/bootinfo.h>
#include <asm/mach-adm5120/adm5120_info.h>
#include <asm/mach-adm5120/adm5120_defs.h>
#define SMEM1_BASE 0x10000000 // from ADM5120 documentation
#define SMEM1(x) (*((volatile unsigned char *) (KSEG1ADDR(SMEM1_BASE) + x)))
#define SMEM1(x) (*((volatile unsigned char *) (KSEG1ADDR(ADM5120_SRAM1_BASE) + x)))
#define NAND_RW_REG 0x0 //data register
#define NAND_SET_CEn 0x1 //CE# low
@@ -86,6 +88,10 @@ unsigned get_rbnand_block_size(void) {
EXPORT_SYMBOL(get_rbnand_block_size);
int __init rbmips_init(void) {
if (!adm5120_nand_boot)
return -ENODEV;
memset(&rmtd, 0, sizeof(rmtd));
memset(&rnand, 0, sizeof(rnand));
printk(KERN_INFO "RB1xx nand\n");
@@ -93,11 +99,11 @@ int __init rbmips_init(void) {
MEM32(0xB2000008) = 0x1;
SMEM1(NAND_SET_SPn) = 0x01;
SMEM1(NAND_CLR_WPn) = 0x01;
rnand.IO_ADDR_R = (unsigned char *)KSEG1ADDR(SMEM1_BASE);
rnand.IO_ADDR_R = (unsigned char *)KSEG1ADDR(ADM5120_SRAM1_BASE);
rnand.IO_ADDR_W = rnand.IO_ADDR_R;
rnand.cmd_ctrl = rbmips_hwcontrol100;
rnand.dev_ready = rb100_dev_ready;
p_nand = (void __iomem *)ioremap(( unsigned long)SMEM1_BASE, 0x1000);
p_nand = (void __iomem *)ioremap(( unsigned long)ADM5120_SRAM1_BASE, 0x1000);
if (!p_nand) {
printk(KERN_WARNING "RB1xx nand Unable ioremap buffer\n");
return -ENXIO;