Add nand driver support for zynqmp. The Nand
controller used in ZynqMP is Arasan Nand Flash
controller.
Signed-off-by: Siva Durga Prasad Paladugu <siva...@xilinx.com>
---
Changes from v2:
- Moved config NAND_ARASAN to
driver/mtd/nand/Kconfig as
per review comment
Changes from v1:
- Newly added in series
---
arch/arm/include/asm/arch-zynqmp/hardware.h | 2 ++
configs/xilinx_zynqmp_ep_defconfig | 1 +
drivers/mtd/nand/Kconfig | 7 +++++++
include/configs/xilinx_zynqmp.h | 9 +++++++++
4 files changed, 19 insertions(+), 0 deletions(-)
diff --git a/arch/arm/include/asm/arch-zynqmp/hardware.h
b/arch/arm/include/asm/arch-zynqmp/hardware.h
index 0f03c24..3c9f08c 100644
--- a/arch/arm/include/asm/arch-zynqmp/hardware.h
+++ b/arch/arm/include/asm/arch-zynqmp/hardware.h
@@ -25,6 +25,8 @@
#define ZYNQ_SDHCI_BASEADDR0 0xFF160000
#define ZYNQ_SDHCI_BASEADDR1 0xFF170000
+#define ARASAN_NAND_BASEADDR 0xFF100000
+
#define ZYNQMP_SATA_BASEADDR 0xFD0C0000
#define ZYNQMP_USB0_XHCI_BASEADDR 0xFE200000
diff --git a/configs/xilinx_zynqmp_ep_defconfig
b/configs/xilinx_zynqmp_ep_defconfig
index 79304c1..43a24a7 100644
--- a/configs/xilinx_zynqmp_ep_defconfig
+++ b/configs/xilinx_zynqmp_ep_defconfig
@@ -1,6 +1,7 @@
CONFIG_ARM=y
CONFIG_ARCH_ZYNQMP=y
CONFIG_ZYNQMP_USB=y
+CONFIG_NAND_ARASAN=y
CONFIG_SYS_TEXT_BASE=0x8000000
CONFIG_DEFAULT_DEVICE_TREE="zynqmp-ep108"
CONFIG_SYS_PROMPT="ZynqMP> "
diff --git a/drivers/mtd/nand/Kconfig b/drivers/mtd/nand/Kconfig
index 9a74064..6e35213 100644
--- a/drivers/mtd/nand/Kconfig
+++ b/drivers/mtd/nand/Kconfig
@@ -71,6 +71,13 @@ config NAND_SUNXI
Enable support for NAND. This option allows SPL to read from
sunxi NAND using DMA transfers.
+config NAND_ARASAN
+ bool "Configure Arasan Nand"
+ help
+ This enables Nand driver support for Arasan nand flash
+ controller. This uses the hardware ECC for read and
+ write operations.
+
comment "Generic NAND options"
# Enhance depends when converting drivers to Kconfig which use this config
diff --git a/include/configs/xilinx_zynqmp.h b/include/configs/xilinx_zynqmp.h
index 36c1100..1f17adb 100644
--- a/include/configs/xilinx_zynqmp.h
+++ b/include/configs/xilinx_zynqmp.h
@@ -101,6 +101,15 @@
# define CONFIG_CMD_EXT4_WRITE
#endif
+#ifdef CONFIG_NAND_ARASAN
+# define CONFIG_CMD_NAND
+# define CONFIG_CMD_NAND_LOCK_UNLOCK
+# define CONFIG_SYS_MAX_NAND_DEVICE 1
+# define CONFIG_SYS_NAND_SELF_INIT
+# define CONFIG_SYS_NAND_ONFI_DETECTION
+# define CONFIG_MTD_DEVICE
+#endif
+
/* Miscellaneous configurable options */
#define CONFIG_SYS_LOAD_ADDR 0x8000000
--
1.7.1
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