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synced 2025-11-03 14:34:27 -05:00
48 lines
1.3 KiB
Diff
48 lines
1.3 KiB
Diff
--- a/arch/mips/rb532/devices.c
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+++ b/arch/mips/rb532/devices.c
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@@ -140,6 +140,19 @@ static struct platform_device cf_slot0 =
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};
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/* Resources and device for NAND */
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+
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+/*
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+ * We need to use the OLD Yaffs-1 OOB layout, otherwise the RB bootloader
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+ * will not be able to find the kernel that we load. So set the oobinfo
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+ * when creating the partitions
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+ */
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+static struct nand_ecclayout rb532_nand_ecclayout = {
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+ .eccbytes = 6,
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+ .eccpos = { 8, 9, 10, 13, 14, 15 },
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+ .oobavail = 9,
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+ .oobfree = { { 0, 4 }, { 6, 2 }, { 11, 2 }, { 4, 1 } }
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+};
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+
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static int rb532_dev_ready(struct mtd_info *mtd)
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{
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return gpio_get_value(GPIO_RDY);
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@@ -275,6 +288,16 @@ static void __init parse_mac_addr(char *
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/* NAND definitions */
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#define NAND_CHIP_DELAY 25
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+static int rb532_nand_fixup(struct mtd_info *mtd)
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+{
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+ struct nand_chip *chip = mtd->priv;
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+
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+ if (mtd->writesize == 512)
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+ chip->ecc.layout = &rb532_nand_ecclayout;
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+
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+ return 0;
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+}
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+
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static void __init rb532_nand_setup(void)
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{
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switch (mips_machtype) {
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@@ -293,6 +316,7 @@ static void __init rb532_nand_setup(void
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rb532_nand_data.chip.nr_partitions = ARRAY_SIZE(rb532_partition_info);
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rb532_nand_data.chip.partitions = rb532_partition_info;
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rb532_nand_data.chip.chip_delay = NAND_CHIP_DELAY;
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+ rb532_nand_data.chip.chip_fixup = &rb532_nand_fixup;
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}
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