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Diffstat (limited to 'target/linux/ramips/patches-4.9/0040-nand-hack.patch')
-rw-r--r--target/linux/ramips/patches-4.9/0040-nand-hack.patch71
1 files changed, 71 insertions, 0 deletions
diff --git a/target/linux/ramips/patches-4.9/0040-nand-hack.patch b/target/linux/ramips/patches-4.9/0040-nand-hack.patch
new file mode 100644
index 0000000000..472c023270
--- /dev/null
+++ b/target/linux/ramips/patches-4.9/0040-nand-hack.patch
@@ -0,0 +1,71 @@
+Index: linux-4.9.30/drivers/mtd/nand/nand_base.c
+===================================================================
+--- linux-4.9.30.orig/drivers/mtd/nand/nand_base.c
++++ linux-4.9.30/drivers/mtd/nand/nand_base.c
+@@ -2014,6 +2014,9 @@ static int nand_do_read_ops(struct mtd_i
+ __func__, buf);
+
+ read_retry:
++#ifdef CONFIG_MTK_MTD_NAND
++ ret = chip->read_page(mtd, chip, bufpoi, page);
++#else
+ chip->cmdfunc(mtd, NAND_CMD_READ0, 0x00, page);
+
+ /*
+@@ -2032,6 +2035,7 @@ read_retry:
+ else
+ ret = chip->ecc.read_page(mtd, chip, bufpoi,
+ oob_required, page);
++#endif
+ if (ret < 0) {
+ if (use_bufpoi)
+ /* Invalidate page cache */
+@@ -3195,8 +3199,11 @@ int nand_erase_nand(struct mtd_info *mtd
+ (page + pages_per_block))
+ chip->pagebuf = -1;
+
++#ifdef CONFIG_MTK_MTD_NAND
++ status = chip->erase_mtk(mtd, page & chip->pagemask);
++#else
+ status = chip->erase(mtd, page & chip->pagemask);
+-
++#endif
+ /*
+ * See if operation failed and additional status checks are
+ * available
+@@ -4404,6 +4411,7 @@ int nand_scan_ident(struct mtd_info *mtd
+ * cmdfunc() both expect cmd_ctrl() to be populated,
+ * so we need to check that that's the case
+ */
++ printk("%s:%s[%d]%p %p %p\n", __FILE__, __func__, __LINE__, chip->cmdfunc, chip->select_chip, chip->cmd_ctrl);
+ pr_err("chip.cmd_ctrl() callback is not provided");
+ return -EINVAL;
+ }
+Index: linux-4.9.30/drivers/mtd/nand/nand_device_list.h
+===================================================================
+--- linux-4.9.30.orig/drivers/mtd/nand/nand_device_list.h
++++ linux-4.9.30/drivers/mtd/nand/nand_device_list.h
+@@ -43,6 +43,8 @@ static const flashdev_info gen_FlashTabl
+ {0xADBC, 0x905554, 5, 16, 512, 128, 2048, 64, 0x10801011, "H9DA4GH4JJAMC", 0},
+ {0x01F1, 0x801D01, 4, 8, 128, 128, 2048, 64, 0x30C77fff, "S34ML01G100TF", 0},
+ {0x92F1, 0x8095FF, 4, 8, 128, 128, 2048, 64, 0x30C77fff, "F59L1G81A", 0},
++ {0xC8DA, 0x909544, 5, 8, 256, 128, 2048, 64, 0x30C77fff, "F59L2G81A", 0},
++ {0xC8DC, 0x909554, 5, 8, 512, 128, 2048, 64, 0x30C77fff, "F59L4G81A", 0},
+ {0xECD3, 0x519558, 5, 8, 1024, 128, 2048, 64, 0x44333, "K9K8G8000", 0},
+ {0xC2F1, 0x801DC2, 4, 8, 128, 128, 2048, 64, 0x30C77fff, "MX30LF1G08AA", 0},
+ {0x98D3, 0x902676, 5, 8, 1024, 256, 4096, 224, 0x00C25332, "TC58NVG3S0F", 0},
+Index: linux-4.9.30/include/linux/mtd/nand.h
+===================================================================
+--- linux-4.9.30.orig/include/linux/mtd/nand.h
++++ linux-4.9.30/include/linux/mtd/nand.h
+@@ -825,6 +825,10 @@ struct nand_chip {
+ const struct nand_data_interface *conf,
+ bool check_only);
+
++#ifdef CONFIG_MTK_MTD_NAND
++ int (*read_page)(struct mtd_info *mtd, struct nand_chip *chip, u8 *buf, int page);
++ int (*erase_mtk)(struct mtd_info *mtd, int page);
++#endif /* CONFIG_MTK_MTD_NAND */
+
+ int chip_delay;
+ unsigned int options;