mmc: rockchip_dw_mmc: Fix drv phase settings

Change-Id: I71a68bebaa45442aca20195194ae4d32437cef42
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>

mmc: rockchip_dw_mmc: fixes internal phase dependency

rv1103b hasn't ciu-sample/ciu-drive on cru.

Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
Change-Id: If73a9658f3013b7f071c5ecf2e474d80f156b0

mmc: rockchip_dw_mmc: fixes internal phase dependency

rv1103b hasn't ciu-sample/ciu-drive on cru.

Signed-off-by: Ziyuan Xu <xzy.xu@rock-chips.com>
Change-Id: If73a9658f3013b7f071c5ecf2e474d80f156b08a

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mmc: rockchip_dw_mmc: Fix internal phase calculate

ciu clock from CRU is 2 times of interface clock, so the delay number
maybe not so accurate as the sample phase is based on interface clock.

Chang

mmc: rockchip_dw_mmc: Fix internal phase calculate

ciu clock from CRU is 2 times of interface clock, so the delay number
maybe not so accurate as the sample phase is based on interface clock.

Change-Id: Icf20da2f99f463174d32ce413c0744bcf8afafcd
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>

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drivers: mmc: Add rockchip_mmc_set_phase definition when MMC_SIMPLE enabled

Change-Id: Iee75c07da8b5d6885e3b7f583a2748499c5e541f
Signed-off-by: Xuhui Lin <xuhui.lin@rock-chips.com>

mmc: rockchip_dw_mmc: Fix sample_clk judging conditions

bug:
"Synchronous Abort" handler, esr 0x96000006

* Reason: Exception from a Data abort, from current exception level
* PC =

mmc: rockchip_dw_mmc: Fix sample_clk judging conditions

bug:
"Synchronous Abort" handler, esr 0x96000006

* Reason: Exception from a Data abort, from current exception level
* PC = 0000000040235998
* LR = 0000000040274470
* SP = 00000000fb9f9090
* ESR_EL2 = 0000000096000006
* Reloc Off = 00000000bda1b000

x0 : 00000000fbc1ba20 x1 : 0000000000000000

Signed-off-by: Yifeng Zhao <yifeng.zhao@rock-chips.com>
Change-Id: I60ca2958b4f9ca768b3087a1a0dddf59d5961b6e

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drivers: mmc: rockchip_dw_mmc: set default sample phase for initializate

bug:
MMC error: The cmd index is 8, ret is -5
mmc_init: -5, time 30

Signed-off-by: Yifeng Zhao <yifeng.zhao@rock-chips.com>

drivers: mmc: rockchip_dw_mmc: set default sample phase for initializate

bug:
MMC error: The cmd index is 8, ret is -5
mmc_init: -5, time 30

Signed-off-by: Yifeng Zhao <yifeng.zhao@rock-chips.com>
Change-Id: Iaf6893fe61bc4ec01b9dc7f941854bfc9be2ed66

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mmc: rockchip_dw_mmc: Fix compile error

Compile error commands:
make rv1106-spi-nor_defconfig rv1106-spi-nor-wakeup.config rk-sfc.config
./make.sh --spl-new CROSS_COMPILE=arm-rockchip830-linux-uclib

mmc: rockchip_dw_mmc: Fix compile error

Compile error commands:
make rv1106-spi-nor_defconfig rv1106-spi-nor-wakeup.config rk-sfc.config
./make.sh --spl-new CROSS_COMPILE=arm-rockchip830-linux-uclibcgnueabihf-

When CONFIG_MMC_SIMPLE enable, no use rockchip_mmc_set_phase for now.

Change-Id: I28fa02d87fa5f3cec962960c02099b8810d7c3ae
Signed-off-by: Xuhui Lin <xuhui.lin@rock-chips.com>

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mmc: rockchip_dw_mmc: Add internal phase support

From RK3576 on, phase unit is moved to dwmmc IP interal,
copy code from kernel to support it.

Change-Id: I750c008ec1d8c4c31adf39215f026c9067ea492e
S

mmc: rockchip_dw_mmc: Add internal phase support

From RK3576 on, phase unit is moved to dwmmc IP interal,
copy code from kernel to support it.

Change-Id: I750c008ec1d8c4c31adf39215f026c9067ea492e
Signed-off-by: Shawn Lin <shawn.lin@rock-chips.com>
(cherry picked from commit 0b10ba26ae8659e785a11014c19bae8939570dce)

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mmc: porting the tuning code from the linux kernel

The original four phase tuning mechanisms used had some
boundary conditions that were not properly handled,
resulting in EMMC communication errors.

mmc: porting the tuning code from the linux kernel

The original four phase tuning mechanisms used had some
boundary conditions that were not properly handled,
resulting in EMMC communication errors.

Signed-off-by: Yifeng Zhao <yifeng.zhao@rock-chips.com>
Change-Id: Ie19027da88a637dd365e489956d0d71d8ac443dc

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mmc: fix compile warning

Signed-off-by: Yifeng Zhao <yifeng.zhao@rock-chips.com>
Change-Id: I7b6dc892179fb24668dc1c70d158d13cd63689dc

mmc: dw_mmc: reset the mmc clk phase

When the spl run the mmc hs200 mode, it will set the mmc clk phase.
Then in the uboot, mmc will be re-initialized. If the mmc clk
phase do not reset, there is an

mmc: dw_mmc: reset the mmc clk phase

When the spl run the mmc hs200 mode, it will set the mmc clk phase.
Then in the uboot, mmc will be re-initialized. If the mmc clk
phase do not reset, there is an cmd error occur.

Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>
Change-Id: Ib9d40153d1b6f8ff4784c8827ecbc0fceb88ef39

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mmc: add CONFIG_MMC_SIMPLE

Delete hs200 & hs400 & some redundant code.

Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>
Change-Id: I10a61d79357a192a7f978e2b8dea5d4b582bd2af

mmc: dw_mmc: return 0 if get mmc clock fail

Since the function return value is uint. If return a negative number,
it will be converted to a large number. Then the mmc device will use
the large numbe

mmc: dw_mmc: return 0 if get mmc clock fail

Since the function return value is uint. If return a negative number,
it will be converted to a large number. Then the mmc device will use
the large number to set its clock, this will make mistake.

Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>
Change-Id: Ibaa42a0958d5169533603432818820e50c332f37

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mmc: dw_mmc: implement the function board_mmc_dm_reinit

Change-Id: I18409bd6857d3bc8f4268a78593b23b3e19e744f
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>

mmc: dw_mmc: implement the function board_mmc_dm_reinit

Change-Id: I18409bd6857d3bc8f4268a78593b23b3e19e744f
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>

mmc: add func mmc_gpio_init_direct in spl

Sometimes we need to reconfigure the eMMC gpio state in spl without
pinctrl driver. So add func mmc_gpio_init_direct to initialize the
eMMC gpio in differen

mmc: add func mmc_gpio_init_direct in spl

Sometimes we need to reconfigure the eMMC gpio state in spl without
pinctrl driver. So add func mmc_gpio_init_direct to initialize the
eMMC gpio in different platform.

Change-Id: I22500f8865a9e29e59be6ff224001bad899cec48
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>

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mmc: add func mmc_gpio_init_direct in spl

Sometimes we need to reconfigure the eMMC gpio state in spl without
pinctrl driver. So add func mmc_gpio_init_direct to initialize the
eMMC gpio in differen

mmc: add func mmc_gpio_init_direct in spl

Sometimes we need to reconfigure the eMMC gpio state in spl without
pinctrl driver. So add func mmc_gpio_init_direct to initialize the
eMMC gpio in different platform.

Change-Id: I5917c1bbe474f33dc8ba3f47b6368e4337ee2f35
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>

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mmc: dw_mmc: set DWMCI_MSIZE to 6

We set the fifo_depth to 0x100 word in Rockchip platform, and
fifo_depth/2 must be multiple of dma_multiple_transaction_size.
So we can set DWMCI_MSIZE to 6 accordi

mmc: dw_mmc: set DWMCI_MSIZE to 6

We set the fifo_depth to 0x100 word in Rockchip platform, and
fifo_depth/2 must be multiple of dma_multiple_transaction_size.
So we can set DWMCI_MSIZE to 6 according to max
dma_multiple_transaction_size being 128.

The DWMCI_MSIZE must be set as larger as possible. If not, dma fifo will
be full, and crc error occur when the clock stop during the data phase.

Change-Id: I013b6f9c272edbc723b2f627e88d30d653c42d1b
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>

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mmc: dw_mmc: change the strategy of tuning

The valid window of mmc sample phase is 0-360. It is separated
to four options for tuning to improve tuning efficiency.
If init_retry counter exceeds four,

mmc: dw_mmc: change the strategy of tuning

The valid window of mmc sample phase is 0-360. It is separated
to four options for tuning to improve tuning efficiency.
If init_retry counter exceeds four, set init_retry to zero.

If the default_phase is set, we use it. If fail, try strategy of
tuning above.

Change-Id: I4938717937d37ef156c278277d188f1b25d6ebbc
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>

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mmc: add init_retry

Use the init_retry when mmc error occur.

Change-Id: I5db56d59d4c1f2ed2744d800f475da228cfcaf69
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>

mmc: add default_phase

Add default sample clock phase and it can be used when
run mmc_send_tuning.

The function mmc_send_tuning will use default_phase directly
to set the sample clock phase, and th

mmc: add default_phase

Add default sample clock phase and it can be used when
run mmc_send_tuning.

The function mmc_send_tuning will use default_phase directly
to set the sample clock phase, and this can improve tuning's
efficiency. If use default_phase to run mmc_send_tuning fail,
it will change to tune 0&45...&270 phase.

Change-Id: I747f7820a7d2a67ffb9152794acec31b15e97e2b
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>

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rockchip: dw_mmc: do not print msg when not find sample clock

Use debug instead of print for not always print the message, we can use
mmc info to know MMC mode.
Update the info by the way.

Change-I

rockchip: dw_mmc: do not print msg when not find sample clock

Use debug instead of print for not always print the message, we can use
mmc info to know MMC mode.
Update the info by the way.

Change-Id: Iaf5762246b4dbbbb4baf92aca478304dc1f49746
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>

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mmc: dw_mmc: print a caution when find ciu-sample fail

BUG: If not find ciu-sample, probe will fail. This make
mmc device unusable.

Change-Id: I86310cd2bc84cea5a81b72d103c8947ed4c1b07b
Signed-off-b

mmc: dw_mmc: print a caution when find ciu-sample fail

BUG: If not find ciu-sample, probe will fail. This make
mmc device unusable.

Change-Id: I86310cd2bc84cea5a81b72d103c8947ed4c1b07b
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>

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mmc: dw_mmc: support mmc hs200

we can set mmc-hs200-1_8v to the node of emmc
in the dts to support hs200.

Change-Id: I5fa195505b877449864f294564cfc33bcd4202e5
Signed-off-by: Jason Zhu <jason.zhu@ro

mmc: dw_mmc: support mmc hs200

we can set mmc-hs200-1_8v to the node of emmc
in the dts to support hs200.

Change-Id: I5fa195505b877449864f294564cfc33bcd4202e5
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>

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mmc: dw_mmc: rockchip: fix get ciu-sample bug

1.judge the clk_get_by_name return value
2.rename the ciu_sample to ciu-sample according
to dts

Change-Id: I60c9f43f8cf0dd02815ee9078f5e957dc9c6d24d

mmc: dw_mmc: rockchip: fix get ciu-sample bug

1.judge the clk_get_by_name return value
2.rename the ciu_sample to ciu-sample according
to dts

Change-Id: I60c9f43f8cf0dd02815ee9078f5e957dc9c6d24d
Signed-off-by: Jason Zhu <jason.zhu@rock-chips.com>

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