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authorBoris Brezillon <boris.brezillon@free-electrons.com>2017-05-30 11:20:53 +0200
committerAlexandre Belloni <alexandre.belloni@free-electrons.com>2017-05-31 11:55:41 +0200
commit1004a2977bdc7566bca87c565541c3232ed467c4 (patch)
treeff3d3aca77c0e3288c6296263dd0795e60680478 /arch/arm/boot/dts/at91-cosino.dtsi
parentARM: dts: at91: Declare EBI/NAND controllers (diff)
downloadlinux-1004a2977bdc7566bca87c565541c3232ed467c4.tar.xz
linux-1004a2977bdc7566bca87c565541c3232ed467c4.zip
ARM: dts: at91: Switch to the new NAND bindings
Use the new EBI/NAND bindings to declare NAND chips and remove old NAND nodes along the way. Note that we keep using old bindings in at91rm9200.dtsi because this SoC is not supported by the EBI driver. Signed-off-by: Boris Brezillon <boris.brezillon@free-electrons.com> Tested-by: Peter Rosin <peda@axentia.se> Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>
Diffstat (limited to 'arch/arm/boot/dts/at91-cosino.dtsi')
-rw-r--r--arch/arm/boot/dts/at91-cosino.dtsi83
1 files changed, 53 insertions, 30 deletions
diff --git a/arch/arm/boot/dts/at91-cosino.dtsi b/arch/arm/boot/dts/at91-cosino.dtsi
index 02d8ef43de3a..89cde175154e 100644
--- a/arch/arm/boot/dts/at91-cosino.dtsi
+++ b/arch/arm/boot/dts/at91-cosino.dtsi
@@ -82,38 +82,61 @@
};
};
- nand0: nand@40000000 {
- nand-bus-width = <8>;
- nand-ecc-mode = "hw";
- atmel,has-pmecc; /* Enable PMECC */
- atmel,pmecc-cap = <4>;
- atmel,pmecc-sector-size = <512>;
- nand-on-flash-bbt;
+ ebi: ebi@10000000 {
+ pinctrl-0 = <&pinctrl_ebi_addr_nand
+ &pinctrl_ebi_data_0_7>;
+ pinctrl-names = "default";
status = "okay";
- at91bootstrap@0 {
- label = "at91bootstrap";
- reg = <0x0 0x40000>;
- };
-
- uboot@40000 {
- label = "u-boot";
- reg = <0x40000 0x80000>;
- };
-
- ubootenv@c0000 {
- label = "U-Boot Env";
- reg = <0xc0000 0x140000>;
- };
-
- kernel@200000 {
- label = "kernel";
- reg = <0x200000 0x600000>;
- };
-
- rootfs@800000 {
- label = "rootfs";
- reg = <0x800000 0x0f800000>;
+ nand_controller: nand-controller {
+ status = "okay";
+ pinctrl-0 = <&pinctrl_nand_oe_we
+ &pinctrl_nand_cs
+ &pinctrl_nand_rb>;
+ pinctrl-names = "default";
+
+ 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 = <4>;
+ 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 0x80000>;
+ };
+
+ ubootenv@c0000 {
+ label = "U-Boot Env";
+ reg = <0xc0000 0x140000>;
+ };
+
+ kernel@200000 {
+ label = "kernel";
+ reg = <0x200000 0x600000>;
+ };
+
+ rootfs@800000 {
+ label = "rootfs";
+ reg = <0x800000 0x0f800000>;
+ };
+ };
+ };
};
};
};