From 99b8800ca8dd6690defc3edca8cc7e43ef63fe84 Mon Sep 17 00:00:00 2001 From: "Kumar, Anil" Date: Wed, 16 Jan 2013 14:37:41 +0530 Subject: [PATCH] ARM: davinci: da850: add NAND driver DT entries Add NAND driver DT node and related pinctrl DT data to export NAND functionality on da850 evm. Signed-off-by: Kumar, Anil Signed-off-by: Sekhar Nori --- arch/arm/boot/dts/da850-evm.dts | 5 +++++ arch/arm/boot/dts/da850.dtsi | 30 ++++++++++++++++++++++++++++++ 2 files changed, 35 insertions(+) diff --git a/arch/arm/boot/dts/da850-evm.dts b/arch/arm/boot/dts/da850-evm.dts index 087ba28..98c1a48 100644 --- a/arch/arm/boot/dts/da850-evm.dts +++ b/arch/arm/boot/dts/da850-evm.dts @@ -28,4 +28,9 @@ status = "okay"; }; }; + nand_cs3@62000000 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&nand_cs3_pins>; + }; }; diff --git a/arch/arm/boot/dts/da850.dtsi b/arch/arm/boot/dts/da850.dtsi index f74740d..2551098 100644 --- a/arch/arm/boot/dts/da850.dtsi +++ b/arch/arm/boot/dts/da850.dtsi @@ -38,6 +38,23 @@ pinctrl-single,register-width = <32>; pinctrl-single,function-mask = <0xffffffff>; status = "disabled"; + + nand_cs3_pins: pinmux_nand_pins { + pinctrl-single,bits = < + /* EMA_OE, EMA_WE */ + 0x1c 0x00110000 0x00ff0000 + /* EMA_CS[4],EMA_CS[3]*/ + 0x1c 0x00000110 0x00000ff0 + /* + * EMA_D[0], EMA_D[1], EMA_D[2], + * EMA_D[3], EMA_D[4], EMA_D[5], + * EMA_D[6], EMA_D[7] + */ + 0x24 0x11111111 0xffffffff + /* EMA_A[1], EMA_A[2] */ + 0x30 0x01100000 0x0ff00000 + >; + }; }; serial0: serial@1c42000 { compatible = "ns16550a"; @@ -67,4 +84,17 @@ status = "disabled"; }; }; + nand_cs3@62000000 { + compatible = "ti,davinci-nand"; + reg = <0x62000000 0x807ff + 0x68000000 0x8000>; + ti,davinci-chipselect = <1>; + ti,davinci-mask-ale = <0>; + ti,davinci-mask-cle = <0>; + ti,davinci-mask-chipsel = <0>; + ti,davinci-ecc-mode = "hw"; + ti,davinci-ecc-bits = <4>; + ti,davinci-nand-use-bbt; + status = "disabled"; + }; }; -- 2.7.4