drivers: rkflash: add vendor ops api for nand devices

1.Add vendor ops api for nand devices;
2.Remove unused headfile.
3.Make rkflash block driver reachable by other devices

Change-Id: I26129cb9438

drivers: rkflash: add vendor ops api for nand devices

1.Add vendor ops api for nand devices;
2.Remove unused headfile.
3.Make rkflash block driver reachable by other devices

Change-Id: I26129cb94382b0714b9c35f4dc6113ddb752251c
Signed-off-by: Dingqiang Lin <jon.lin@rock-chips.com>

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rockchip: rkflash: fix compile error

Change-Id: Ic545fda80852fd35f513b35f0aadbbf63b489546
Signed-off-by: Dingqiang Lin <jon.lin@rock-chips.com>

rockchip: rkflash: add slc nand flash and spi nand flash support

1.All three types of flash including slc nand flash, spi nand flash
and spi nor flash are code compatibility
2.Add vendor partition o

rockchip: rkflash: add slc nand flash and spi nand flash support

1.All three types of flash including slc nand flash, spi nand flash
and spi nor flash are code compatibility
2.Add vendor partition ops
3.Unified naming format and variable with code in kernel

Change-Id: I0aa1c5daf9ec51296a6d2d904b2cf1ea7a0dd077
Signed-off-by: Dingqiang Lin <jon.lin@rock-chips.com>

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rockchip: rkflash: add rk small capacity flash storage support with block interface

Currently only support spi nor flash, but slc nand flash and spi nand flash will be
supported in next step;
The co

rockchip: rkflash: add rk small capacity flash storage support with block interface

Currently only support spi nor flash, but slc nand flash and spi nand flash will be
supported in next step;
The code includes block layer, ftl layer(nand flash), controller layer and flash layer.

Change-Id: Iaa56294ee2a5a6dfec2d0172efc35de30c88365a
Signed-off-by: Dingqiang Lin <jon.lin@rock-chips.com>

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