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ar71xx: fix 320S33B flash chip support
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@19114 3c298f89-4303-0410-b956-a3cf2f4a3e73
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@ -12,3 +12,18 @@
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/* PMC -- pm25x "blocks" are 32K, sectors are 4K */
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{ "pm25lv512", 0, 32 * 1024, 2, SECT_4K },
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{ "pm25lv010", 0, 32 * 1024, 4, SECT_4K },
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@@ -656,11 +661,12 @@ static int __devinit m25p_probe(struct s
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dev_set_drvdata(&spi->dev, flash);
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/*
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- * Atmel serial flash tend to power up
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+ * Atmel and Intel/Numonyx serial flash tend to power up
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* with the software protection bits set
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*/
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- if (info->jedec_id >> 16 == 0x1f) {
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+ if (info->jedec_id >> 16 == 0x1f ||
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+ info->jedec_id >> 16 == 0x89) {
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write_enable(flash);
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write_sr(flash, 0);
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}
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@ -1,6 +1,6 @@
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--- a/drivers/mtd/devices/m25p80.c
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+++ b/drivers/mtd/devices/m25p80.c
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@@ -751,6 +751,16 @@ static int __devinit m25p_probe(struct s
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@@ -752,6 +752,16 @@ static int __devinit m25p_probe(struct s
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part_probes, &parts, 0);
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}
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#endif
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@ -12,3 +12,18 @@
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/* PMC -- pm25x "blocks" are 32K, sectors are 4K */
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{ "pm25lv512", 0, 32 * 1024, 2, SECT_4K },
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{ "pm25lv010", 0, 32 * 1024, 4, SECT_4K },
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@@ -660,11 +665,12 @@ static int __devinit m25p_probe(struct s
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dev_set_drvdata(&spi->dev, flash);
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/*
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- * Atmel serial flash tend to power up
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+ * Atmel and Intel/Numonyx serial flash tend to power up
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* with the software protection bits set
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*/
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- if (info->jedec_id >> 16 == 0x1f) {
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+ if (info->jedec_id >> 16 == 0x1f ||
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+ info->jedec_id >> 16 == 0x89) {
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write_enable(flash);
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write_sr(flash, 0);
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}
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@ -1,6 +1,6 @@
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--- a/drivers/mtd/devices/m25p80.c
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+++ b/drivers/mtd/devices/m25p80.c
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@@ -755,6 +755,16 @@ static int __devinit m25p_probe(struct s
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@@ -756,6 +756,16 @@ static int __devinit m25p_probe(struct s
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part_probes, &parts, 0);
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}
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#endif
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@ -12,3 +12,18 @@
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/* PMC -- pm25x "blocks" are 32K, sectors are 4K */
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{ "pm25lv512", 0, 32 * 1024, 2, SECT_4K },
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{ "pm25lv010", 0, 32 * 1024, 4, SECT_4K },
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@@ -789,11 +794,12 @@ static int __devinit m25p_probe(struct s
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dev_set_drvdata(&spi->dev, flash);
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/*
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- * Atmel serial flash tend to power up
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+ * Atmel and Intel/Numonyx serial flash tend to power up
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* with the software protection bits set
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*/
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- if (info->jedec_id >> 16 == 0x1f) {
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+ if (info->jedec_id >> 16 == 0x1f ||
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+ info->jedec_id >> 16 == 0x89) {
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write_enable(flash);
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write_sr(flash, 0);
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}
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@ -1,6 +1,6 @@
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--- a/drivers/mtd/devices/m25p80.c
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+++ b/drivers/mtd/devices/m25p80.c
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@@ -889,6 +889,16 @@ static int __devinit m25p_probe(struct s
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@@ -890,6 +890,16 @@ static int __devinit m25p_probe(struct s
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part_probes, &parts, 0);
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}
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#endif
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