1 From c813fbe806257c574240770ef716fbee19f7dbfa Mon Sep 17 00:00:00 2001
2 From: Xiangsheng Hou <xiangsheng.hou@mediatek.com>
3 Date: Thu, 6 Jun 2019 16:29:04 +0800
4 Subject: [PATCH] spi: spi-mem: Mediatek: Add SPI Nand support for MT7629
6 Signed-off-by: Xiangsheng Hou <xiangsheng.hou@mediatek.com>
8 arch/arm/boot/dts/mt7629-rfb.dts | 45 ++++++++++++++++++++++++++++++++
9 arch/arm/boot/dts/mt7629.dtsi | 22 ++++++++++++++++
10 drivers/spi/spi-mtk-snfi.c | 12 +++++++++
11 3 files changed, 79 insertions(+)
13 --- a/arch/arm/boot/dts/mt7629.dtsi
14 +++ b/arch/arm/boot/dts/mt7629.dtsi
20 + compatible = "mediatek,mt7622-ecc";
21 + reg = <0x1100e000 0x1000>;
22 + interrupts = <GIC_SPI 95 IRQ_TYPE_LEVEL_LOW>;
23 + clocks = <&pericfg CLK_PERI_NFIECC_PD>;
24 + clock-names = "nfiecc_clk";
25 + status = "disabled";
28 + snfi: spi@1100d000 {
29 + compatible = "mediatek,mt7629-snfi";
30 + reg = <0x1100d000 0x1000>;
31 + interrupts = <GIC_SPI 96 IRQ_TYPE_LEVEL_LOW>;
32 + clocks = <&pericfg CLK_PERI_NFI_PD>,
33 + <&pericfg CLK_PERI_SNFI_PD>;
34 + clock-names = "nfi_clk", "spi_clk";
35 + ecc-engine = <&bch>;
36 + #address-cells = <1>;
38 + status = "disabled";
42 compatible = "mediatek,mt7629-spi",
43 "mediatek,mt7622-spi";
44 --- a/drivers/spi/spi-mtk-snfi.c
45 +++ b/drivers/spi/spi-mtk-snfi.c
46 @@ -1029,8 +1029,20 @@ static const struct mtk_snfi_caps snfi_m
50 +static const struct mtk_snfi_caps snfi_mt7629 = {
51 + .spare_size = spare_size_mt7622,
52 + .num_spare_size = 4,
53 + .nand_sec_size = 512,
55 + .nand_fdm_ecc_size = 1,
56 + .ecc_parity_bits = 13,
57 + .pageformat_spare_shift = 4,
61 static const struct of_device_id mtk_snfi_id_table[] = {
62 { .compatible = "mediatek,mt7622-snfi", .data = &snfi_mt7622, },
63 + { .compatible = "mediatek,mt7629-snfi", .data = &snfi_mt7629, },
67 --- a/arch/arm/boot/dts/mt7629-rfb.dts
68 +++ b/arch/arm/boot/dts/mt7629-rfb.dts
78 + pinctrl-names = "default";
79 + pinctrl-0 = <&serial_nand_pins>;
83 + #address-cells = <1>;
85 + compatible = "spi-nand";
86 + spi-max-frequency = <104000000>;
90 + compatible = "fixed-partitions";
91 + #address-cells = <1>;
95 + label = "Bootloader";
96 + reg = <0x00000 0x0100000>;
102 + reg = <0x100000 0x0040000>;
107 + reg = <0x140000 0x0080000>;
111 + label = "firmware";
112 + reg = <0x1c0000 0x1000000>;
120 pinctrl-names = "default";
121 pinctrl-0 = <&spi_pins>;