[ARM] 3869/1: AT91: NAND support for DK and KB9202 boards
This patch adds support for the NAND flash on the Atmel AT91RM9200-DK
and KwikByte KB920x boards.
Signed-off-by: Andrew Victor <andrew@sanpeople.com>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
diff --git a/arch/arm/mach-at91rm9200/board-kb9202.c b/arch/arm/mach-at91rm9200/board-kb9202.c
index 55b08f9..272fe43b 100644
--- a/arch/arm/mach-at91rm9200/board-kb9202.c
+++ b/arch/arm/mach-at91rm9200/board-kb9202.c
@@ -89,6 +89,29 @@
.wire4 = 1,
};
+static struct mtd_partition __initdata kb9202_nand_partition[] = {
+ {
+ .name = "nand_fs",
+ .offset = 0,
+ .size = MTDPART_SIZ_FULL,
+ },
+};
+
+static struct mtd_partition *nand_partitions(int size, int *num_partitions)
+{
+ *num_partitions = ARRAY_SIZE(kb9202_nand_partition);
+ return kb9202_nand_partition;
+}
+
+static struct at91_nand_data __initdata kb9202_nand_data = {
+ .ale = 22,
+ .cle = 21,
+ // .det_pin = ... not there
+ .rdy_pin = AT91_PIN_PC29,
+ .enable_pin = AT91_PIN_PC28,
+ .partition_info = nand_partitions,
+};
+
static void __init kb9202_board_init(void)
{
/* Serial */
@@ -105,6 +128,8 @@
at91_add_device_i2c();
/* SPI */
at91_add_device_spi(NULL, 0);
+ /* NAND */
+ at91_add_device_nand(&kb9202_nand_data);
}
MACHINE_START(KB9200, "KB920x")
