x1000: add setup_chip hook for NAND chips

Add a chip setup hook for configuring vendor specific registers
after the chip is identified.

Change-Id: Ifffa7f01be16fd147a9db3d6e402b7b0debd7e12

2 files changed, 9 insertions, 0 deletions

diff --git a/firmware/target/mips/ingenic_x1000/nand-x1000.c b/firmware/target/mips/ingenic_x1000/nand-x1000.c
index c740623d86..2b62e8fb42 100644
--- a/firmware/target/mips/ingenic_x1000/nand-x1000.c
+++ b/firmware/target/mips/ingenic_x1000/nand-x1000.c
@@ -156,6 +156,10 @@ static void setup_chip_registers(struct nand_drv* drv)
 
     /* Clear write protection bits */
     nand_set_reg(drv, FREG_PROT, FREG_PROT_UNLOCK);
+
+    /* Call any chip-specific hooks */
+    if(drv->chip->setup_chip)
+        drv->chip->setup_chip(drv);
 }
 
 int nand_open(struct nand_drv* drv)
diff --git a/firmware/target/mips/ingenic_x1000/nand-x1000.h b/firmware/target/mips/ingenic_x1000/nand-x1000.h
index dda54eb5c6..0a22a4ff3c 100644
--- a/firmware/target/mips/ingenic_x1000/nand-x1000.h
+++ b/firmware/target/mips/ingenic_x1000/nand-x1000.h
@@ -95,6 +95,8 @@
 typedef uint32_t nand_block_t;
 typedef uint32_t nand_page_t;
 
+struct nand_drv;
+
 struct nand_chip {
     /* Manufacturer and device ID bytes */
     uint8_t mf_id;
@@ -126,6 +128,9 @@ struct nand_chip {
 
     /* Chip specific flags */
     uint32_t flags;
+
+    /* Chip-specific setup routine */
+    void(*setup_chip)(struct nand_drv* drv);
 };
 
 struct nand_drv {