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Message-Id: <1398938214-17847-2-git-send-email-lee.jones@linaro.org>
Date: Thu, 1 May 2014 10:56:08 +0100
From: Lee Jones <lee.jones@...aro.org>
To: linux-kernel@...r.kernel.org
Cc: computersforpeace@...il.com, linux-mtd@...ts.infradead.org,
kernel@...inux.com, Lee Jones <lee.jones@...aro.org>
Subject: [PATCH 01/47] ARM: sti: Add BCH (NAND Flash) Controller support for STiH41x (Orly) SoCs
Provide device information and flash layout for the NAND Micron
MT29F8G08ABABAWP chip found on the STM B2020 Development Board.
Signed-off-by: Lee Jones <lee.jones@...aro.org>
---
arch/arm/boot/dts/stih41x-b2020.dtsi | 39 ++++++++++++++++++++++++++++++++++++
1 file changed, 39 insertions(+)
diff --git a/arch/arm/boot/dts/stih41x-b2020.dtsi b/arch/arm/boot/dts/stih41x-b2020.dtsi
index bc5818d..0fdeb44 100644
--- a/arch/arm/boot/dts/stih41x-b2020.dtsi
+++ b/arch/arm/boot/dts/stih41x-b2020.dtsi
@@ -52,5 +52,44 @@
pinctrl-0 = <&pinctrl_rgmii1>;
};
+ nandbch: nand-bch {
+ compatible = "st,nand-bch";
+ reg = <0xfe901000 0x1000>, <0xfef00800 0x0800>;
+ reg-names = "nand_mem", "nand_dma";
+ interrupts = <0 139 0x0>;
+ interrupt-names = "nand_irq";
+ st,nand-banks = <&nand_banks>;
+
+ status = "okay";
+ };
+
+ nand_banks: nand-banks {
+ /*
+ * Micron MT29F8G08ABABAWP:
+ * - Size = 8Gib(1GiB); Page = 4096+224; Block = 512KiB
+ * - ECC = 4-bit/540B min
+ * - ONFI 2.1 (timing parameters retrieved during probe)
+ */
+ bank0 {
+ nand-on-flash-bbt;
+ st,nand-csn = <0>;
+ st,nand-timing-relax = <0>;
+
+ partitions {
+ #address-cells = <1>;
+ #size-cells = <1>;
+ partition@0 {
+ /* 8MB */
+ label = "NAND Flash 1";
+ reg = <0x00000000 0x00800000>;
+ };
+ partition@...000 {
+ /* 1GB - 8MB */
+ label = "NAND Flash 2";
+ reg = <0x00800000 0x1F000000>;
+ };
+ };
+ };
+ };
};
};
--
1.8.3.2
--
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