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Diffstat (limited to 'target/linux/mediatek/patches-4.4/0064-mtd-mediatek-device-tree-docs-for-MTK-Smart-Device-G.patch')
| -rw-r--r-- | target/linux/mediatek/patches-4.4/0064-mtd-mediatek-device-tree-docs-for-MTK-Smart-Device-G.patch | 64 |
1 files changed, 64 insertions, 0 deletions
diff --git a/target/linux/mediatek/patches-4.4/0064-mtd-mediatek-device-tree-docs-for-MTK-Smart-Device-G.patch b/target/linux/mediatek/patches-4.4/0064-mtd-mediatek-device-tree-docs-for-MTK-Smart-Device-G.patch new file mode 100644 index 0000000000..533ff56877 --- /dev/null +++ b/target/linux/mediatek/patches-4.4/0064-mtd-mediatek-device-tree-docs-for-MTK-Smart-Device-G.patch @@ -0,0 +1,64 @@ +From 91f978e8a8f27eb9988d33904eaba55309b6c0b9 Mon Sep 17 00:00:00 2001 +From: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org> +Date: Wed, 2 Mar 2016 12:00:11 -0500 +Subject: [PATCH 64/66] mtd: mediatek: device tree docs for MTK Smart Device + Gen1 NAND + +This patch adds documentation support for Smart Device Gen1 type of +NAND controllers. + +Mediatek's SoC 2701 is one of the SoCs that implements this controller. + +Signed-off-by: Jorge Ramirez-Ortiz <jorge.ramirez-ortiz@linaro.org> +--- + .../devicetree/bindings/mtd/mtksdg1-nand.txt | 38 ++++++++++++++++++++ + 1 file changed, 38 insertions(+) + create mode 100644 Documentation/devicetree/bindings/mtd/mtksdg1-nand.txt + +diff --git a/Documentation/devicetree/bindings/mtd/mtksdg1-nand.txt b/Documentation/devicetree/bindings/mtd/mtksdg1-nand.txt +new file mode 100644 +index 0000000..129d17b +--- /dev/null ++++ b/Documentation/devicetree/bindings/mtd/mtksdg1-nand.txt +@@ -0,0 +1,38 @@ ++MTK Smart Device SoCs NAND controller DT binding ++ ++Required properties: ++- compatible: Should be "mediatek,mt2701-nfc". ++- reg: The first contains base physical address and size of ++ NAND controller's registers. The second contains base ++ physical address and size of NAND ECC engine. ++- interrupts: the NFC NFI interrupt, and the NFC ECC interrupt ++- clocks: NAND controller clocks. ++- clock-names: NAND controller clocks internal name. ++- vmch-supply: NAND power supply. ++- #address-cells: Partition address, should be set 1. ++- #size-cells: Partition size, should be set 1. ++ ++Optional properties: ++ ++nand-on-flash-bbt: Use a flash based bad block table. ++ ++Optional subnodes: ++- Partitions, see Documentation/devicetree/bindings/mtd/partition.txt ++ ++Example: ++ ++ nand: nand@1100d000 { ++ compatible = "mediatek,mt2701-nfc"; ++ reg = <0 0x1100d000 0 0x1000>, <0 0x1100e000 0 0x1000>; ++ interrupts = <GIC_SPI 56 IRQ_TYPE_LEVEL_LOW>, ++ <GIC_SPI 55 IRQ_TYPE_LEVEL_LOW>; ++ clocks = <&pericfg CLK_PERI_NFI>, <&pericfg CLK_PERI_NFI_ECC>, ++ <&pericfg CLK_PERI_NFI_PAD>; ++ clock-names = "nfi_ck", "nfi_ecc_ck", "nfi_pad_ck"; ++ vmch-supply = <&mt6323_vmch_reg>; ++ status = "disabled"; ++ #address-cells = <1>; ++ #size-cells = <1>; ++ ++ ... ++ }; +-- +1.7.10.4 + |