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git://projects.qi-hardware.com/openwrt-xburst.git
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The nand subtarget is not working yet. Signed-off-by: Gabor Juhos <juhosg@openwrt.org> git-svn-id: svn://svn.openwrt.org/openwrt/trunk@33983 3c298f89-4303-0410-b956-a3cf2f4a3e73
70 lines
1.6 KiB
Diff
70 lines
1.6 KiB
Diff
--- a/drivers/mtd/chips/cfi_cmdset_0002.c
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+++ b/drivers/mtd/chips/cfi_cmdset_0002.c
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@@ -1221,8 +1221,8 @@ static int __xipram do_write_oneword(str
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break;
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}
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- if (chip_ready(map, adr))
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- break;
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+ if (chip_good(map, adr, datum))
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+ goto enable_xip;
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/* Latency issues. Drop the lock, wait a while and retry */
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UDELAY(map, chip, adr, 1);
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@@ -1238,6 +1238,8 @@ static int __xipram do_write_oneword(str
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ret = -EIO;
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}
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+
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+ enable_xip:
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xip_enable(map, chip, adr);
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op_done:
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chip->state = FL_READY;
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@@ -1796,7 +1798,6 @@ static int cfi_amdstd_panic_write(struct
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return 0;
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}
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-
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/*
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* Handle devices with one erase region, that only implement
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* the chip erase command.
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@@ -1860,8 +1861,8 @@ static int __xipram do_erase_chip(struct
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chip->erase_suspended = 0;
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}
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- if (chip_ready(map, adr))
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- break;
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+ if (chip_good(map, adr, map_word_ff(map)))
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+ goto op_done;
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if (time_after(jiffies, timeo)) {
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printk(KERN_WARNING "MTD %s(): software timeout\n",
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@@ -1881,6 +1882,7 @@ static int __xipram do_erase_chip(struct
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ret = -EIO;
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}
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+ op_done:
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chip->state = FL_READY;
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xip_enable(map, chip, adr);
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DISABLE_VPP(map);
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@@ -1949,9 +1951,9 @@ static int __xipram do_erase_oneblock(st
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chip->erase_suspended = 0;
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}
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- if (chip_ready(map, adr)) {
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+ if (chip_good(map, adr, map_word_ff(map))) {
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xip_enable(map, chip, adr);
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- break;
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+ goto op_done;
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}
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if (time_after(jiffies, timeo)) {
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@@ -1973,6 +1975,7 @@ static int __xipram do_erase_oneblock(st
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ret = -EIO;
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}
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+ op_done:
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chip->state = FL_READY;
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DISABLE_VPP(map);
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put_chip(map, chip, adr);
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