Enable the EBI and NAND flash controller. Define the pinctrl and partition table
Signed-off-by: Balamanikandan Gunasundar
<balamanikandan.gunasun...@microchip.com>
---
arch/arm/dts/sam9x60ek.dts | 103 +++++++++++++++++++++++++++++++++++++
1 file changed, 103 insertions(+)
diff --git a/arch/arm/dts/sam9x60ek.dts b/arch/arm/dts/sam9x60ek.dts
index 54c694bd78..6cb81dd90f 100644
--- a/arch/arm/dts/sam9x60ek.dts
+++ b/arch/arm/dts/sam9x60ek.dts
@@ -80,6 +80,44 @@
};
pinctrl {
+ nand {
+ pinctrl_nand_oe_we:
nand-oe-we-0 {
+ atmel,pins =
+ <AT91_PIOD 0
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 1
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
+ };
+
+ pinctrl_nand_rb: nand-rb-0 {
+ atmel,pins =
+ <AT91_PIOD 5
AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
+ };
+
+ pinctrl_nand_cs: nand-cs-0 {
+ atmel,pins =
+ <AT91_PIOD 4
AT91_PERIPH_GPIO AT91_PINCTRL_PULL_UP>;
+ };
+ };
+
+ ebi {
+ pinctrl_ebi_data_0_7:
ebi-data-lsb-0 {
+ atmel,pins =
+ <AT91_PIOD 6
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 7
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 8
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 9
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 10
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 11
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 12
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 13
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
+ };
+
+ pinctrl_ebi_addr_nand:
ebi-addr-0 {
+ atmel,pins =
+ <AT91_PIOD 2
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)
+ AT91_PIOD 3
AT91_PERIPH_A (AT91_PINCTRL_NONE | AT91_PINCTRL_SLEWRATE_DIS)>;
+ };
+ };
+
pinctrl_qspi: qspi {
atmel,pins =
<AT91_PIOB 19
AT91_PERIPH_A AT91_PINCTRL_NONE
@@ -106,6 +144,71 @@
};
};
+&ebi {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_ebi_addr_nand &pinctrl_ebi_data_0_7>;
+ status = "okay";
+
+ nand_controller: nand-controller {
+ pinctrl-names = "default";
+ pinctrl-0 = <&pinctrl_nand_oe_we &pinctrl_nand_cs
&pinctrl_nand_rb>;
+ status = "okay";
+
+ nand@3 {
+ reg = <0x3 0x0 0x800000>;
+ rb-gpios = <&pioD 5 GPIO_ACTIVE_HIGH>;
+ cs-gpios = <&pioD 4 GPIO_ACTIVE_HIGH>;
+ nand-bus-width = <8>;
+ nand-ecc-mode = "hw";
+ nand-ecc-strength = <8>;
+ nand-ecc-step-size = <512>;
+ nand-on-flash-bbt;
+ label = "atmel_nand";
+
+ partitions {
+ compatible = "fixed-partitions";
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ at91bootstrap@0 {
+ label = "at91bootstrap";
+ reg = <0x0 0x40000>;
+ };
+
+ uboot@40000 {
+ label = "u-boot";
+ reg = <0x40000 0xc0000>;
+ };
+
+ ubootenvred@100000 {
+ label = "U-Boot Env Redundant";
+ reg = <0x100000 0x40000>;
+ };
+
+ ubootenv@140000 {
+ label = "U-Boot Env";
+ reg = <0x140000 0x40000>;
+ };
+
+ dtb@180000 {
+ label = "device tree";
+ reg = <0x180000 0x80000>;
+ };
+
+ kernel@200000 {
+ label = "kernel";
+ reg = <0x200000 0x600000>;
+ };
+
+ rootfs@800000 {
+ label = "rootfs";
+ reg = <0x800000 0x1f800000>;
+ };
+ };
+ };
+ };
+};
+
&macb0 {
phy-mode = "rmii";
status = "okay";
--
2.25.1
