Add the new detection method find_nand_type_by_fullid() for the
unparsable nand chips. The new detection method is called firstly
before all the other detection methods.
Signed-off-by: Huang Shijie
---
drivers/mtd/nand/nand_base.c | 33 -
1 files changed, 32
some singular chips.
Signed-off-by: Huang Shijie
---
drivers/mtd/nand/nand_ids.c | 22 ++
include/linux/mtd/nand.h|1 +
2 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/nand/nand_ids.c b/drivers/mtd/nand/nand_ids.c
index 9dc2e54..c1e32d2
to the nand_flash_dev{}, and update the
detection mechanisms.
This patch just adds some new fields to the nand_flash_dev{}.
Signed-off-by: Huang Shijie
---
drivers/mtd/devices/doc2000.c |2 +-
drivers/mtd/devices/doc2001.c |2 +-
drivers/mtd/devices/doc2001plus.c |2 +-
drivers/mtd
But we can not parse out the correct oob size for these chips from the id data.
So it is time to add some new fields to the nand_flash_dev{}, and update the
detection mechanisms.
Huang Shijie (3):
mtd: add new fields to nand_flash_dev{}
mtd: add a new table for the unparsable nand chips
mtd: add
But we can not parse out the correct oob size for these chips from the id data.
So it is time to add some new fields to the nand_flash_dev{}, and update the
detection mechanisms.
Huang Shijie (3):
mtd: add new fields to nand_flash_dev{}
mtd: add a new table for the unparsable nand chips
mtd: add
to the nand_flash_dev{}, and update the
detection mechanisms.
This patch just adds some new fields to the nand_flash_dev{}.
Signed-off-by: Huang Shijie b32...@freescale.com
---
drivers/mtd/devices/doc2000.c |2 +-
drivers/mtd/devices/doc2001.c |2 +-
drivers/mtd/devices/doc2001plus.c
some singular chips.
Signed-off-by: Huang Shijie b32...@freescale.com
---
drivers/mtd/nand/nand_ids.c | 22 ++
include/linux/mtd/nand.h|1 +
2 files changed, 23 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/nand/nand_ids.c b/drivers/mtd/nand/nand_ids.c
index
Add the new detection method find_nand_type_by_fullid() for the
unparsable nand chips. The new detection method is called firstly
before all the other detection methods.
Signed-off-by: Huang Shijie b32...@freescale.com
---
drivers/mtd/nand/nand_base.c | 33 -
1
In nand_wait(), the timeo for panic_nand_wait() is assigned with
wrong value(jiffies + some delay). The timeo should be set like the
panic_nand_write() does.
This patch fixes it, and also uses the msecs_to_jiffies() to make the
code more readable.
Signed-off-by: Huang Shijie
---
fix
n panic_nand_write().
thanks
Huang Shijie
>
> Huang Shijie a écrit :
>> In nand_wait(), the timeo for panic_nand_wait() is assigned with
>> wrong value(jiffies + some delay).
>>
>> This patch fixes it, and also uses the msecs_to_jiffies() to make the
>>
In nand_wait(), the timeo for panic_nand_wait() is assigned with
wrong value(jiffies + some delay).
This patch fixes it, and also uses the msecs_to_jiffies() to make the
code more readable.
Signed-off-by: Huang Shijie
---
drivers/mtd/nand/nand_base.c |8 ++--
1 files changed, 2
In nand_wait(), the timeo for panic_nand_wait() is assigned with
wrong value(jiffies + some delay).
This patch fixes it, and also uses the msecs_to_jiffies() to make the
code more readable.
Signed-off-by: Huang Shijie shij...@gmail.com
---
drivers/mtd/nand/nand_base.c |8 ++--
1 files
in panic_nand_write().
thanks
Huang Shijie
Huang Shijie a écrit :
In nand_wait(), the timeo for panic_nand_wait() is assigned with
wrong value(jiffies + some delay).
This patch fixes it, and also uses the msecs_to_jiffies() to make the
code more readable.
Signed-off-by: Huang Shijie shij
In nand_wait(), the timeo for panic_nand_wait() is assigned with
wrong value(jiffies + some delay). The timeo should be set like the
panic_nand_write() does.
This patch fixes it, and also uses the msecs_to_jiffies() to make the
code more readable.
Signed-off-by: Huang Shijie b32...@freescale.com
于 2013年01月14日 20:28, Matthieu CASTET 写道:
Huang Shijie a écrit :
With some latest Micron's onfi nand(such as MT29F64G08CBABAWP),
I find that if we do not apply the tPROG delay as the datasheet tells us,
the page program may fails. You will read out the all 0xff from this page
in this case
于 2013年01月14日 20:28, Matthieu CASTET 写道:
Huang Shijie a écrit :
With some latest Micron's onfi nand(such as MT29F64G08CBABAWP),
I find that if we do not apply the tPROG delay as the datasheet tells us,
the page program may fails. You will read out the all 0xff from this page
in this case
Dump the BCH registers in gpmi_dump_info().
Signed-off-by: Huang Shijie
---
drivers/mtd/nand/gpmi-nand/bch-regs.h |2 ++
drivers/mtd/nand/gpmi-nand/gpmi-lib.c |5 +
2 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/nand/gpmi-nand/bch-regs.h
b/drivers/mtd
nand.
Signed-off-by: Huang Shijie
---
drivers/mtd/nand/nand_base.c |4
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 8323ac9..b628dd5 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b/drivers/mtd/nand
nand.
Signed-off-by: Huang Shijie b32...@freescale.com
---
drivers/mtd/nand/nand_base.c |4
1 files changed, 4 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_base.c
index 8323ac9..b628dd5 100644
--- a/drivers/mtd/nand/nand_base.c
+++ b
Dump the BCH registers in gpmi_dump_info().
Signed-off-by: Huang Shijie b32...@freescale.com
---
drivers/mtd/nand/gpmi-nand/bch-regs.h |2 ++
drivers/mtd/nand/gpmi-nand/gpmi-lib.c |5 +
2 files changed, 7 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/nand/gpmi-nand/bch
We should first unmap the DMA scatter list for receiving data, and
then copy the data from the DMA buffer.
The old code misses unmap the scatter list for RX. This patch fixes it.
Signed-off-by: Huang Shijie
Tested-by: Lauri Hintsala
---
drivers/tty/serial/mxs-auart.c |2 ++
1 files
been moved to the
DMA buffer by the DMA engine.
This patch
(1) disables the Receive Timeout Interrupt when the DMA is enabled,
(2) and invoke the mxs_auart_rx_chars() only when the DMA is not enabled.
Signed-off-by: Huang Shijie
Tested-by: Lauri Hintsala
---
drivers/tty/serial/mxs-auart.c
been moved to the
DMA buffer by the DMA engine.
This patch
(1) disables the Receive Timeout Interrupt when the DMA is enabled,
(2) and invoke the mxs_auart_rx_chars() only when the DMA is not enabled.
Signed-off-by: Huang Shijie b32...@freescale.com
Tested-by: Lauri Hintsala lauri.hints
We should first unmap the DMA scatter list for receiving data, and
then copy the data from the DMA buffer.
The old code misses unmap the scatter list for RX. This patch fixes it.
Signed-off-by: Huang Shijie b32...@freescale.com
Tested-by: Lauri Hintsala lauri.hints...@bluegiga.com
---
drivers
There are two reasons to remove the "chip" parameter in nand_get_device():
[1] The nand_release_device() does not have the "chip" parameter.
[2] We can get the nand_chip by the mtd->priv field.
This patch removes the "chip" parameter in nand_get_devic
the
de-select chip code in nand_release_device() which makes the code more
clear.
Signed-off-by: Huang Shijie
---
drivers/mtd/nand/nand_base.c | 35 +--
1 files changed, 25 insertions(+), 10 deletions(-)
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand
the
de-select chip code in nand_release_device() which makes the code more
clear.
Signed-off-by: Huang Shijie b32...@freescale.com
---
drivers/mtd/nand/nand_base.c | 35 +--
1 files changed, 25 insertions(+), 10 deletions(-)
diff --git a/drivers/mtd/nand/nand_base.c b
There are two reasons to remove the chip parameter in nand_get_device():
[1] The nand_release_device() does not have the chip parameter.
[2] We can get the nand_chip by the mtd-priv field.
This patch removes the chip parameter in nand_get_device().
Signed-off-by: Huang Shijie b32
On Fri, Nov 9, 2012 at 10:10 AM, Artem Bityutskiy wrote:
> On Sat, 2012-10-27 at 10:23 +0800, Huang Shijie wrote:
>> 于 2012年10月26日 21:41, Artem Bityutskiy 写道:
>> > On Sat, 2012-10-13 at 13:03 -0400, Huang Shijie wrote:
>> > > The whole gpmi-nand driver has turne
.
To make the logic clear, we'd better de-select the chip when it is not used.
This patch de-select the nand chip if it is not used any more.
Signed-off-by: Huang Shijie
---
drivers/mtd/nand/nand_base.c | 10 ++
1 files changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/mtd
.
To make the logic clear, we'd better de-select the chip when it is not used.
This patch de-select the nand chip if it is not used any more.
Signed-off-by: Huang Shijie b32...@freescale.com
---
drivers/mtd/nand/nand_base.c | 10 ++
1 files changed, 6 insertions(+), 4 deletions(-)
diff
On Fri, Nov 9, 2012 at 10:10 AM, Artem Bityutskiy dedeki...@gmail.com wrote:
On Sat, 2012-10-27 at 10:23 +0800, Huang Shijie wrote:
于 2012年10月26日 21:41, Artem Bityutskiy 写道:
On Sat, 2012-10-13 at 13:03 -0400, Huang Shijie wrote:
The whole gpmi-nand driver has turned to pure devicetree
verflow
occurs, the "size" becomes zero in the end.
This patch changes the "size"/"offset" to "unsigned long long" type,
and replaces the UINT_MAX with ULLONG_MAX for macros SIZE_REMAINING and
OFFSET_CONTINUOUS.
Signed-off-by: Huang Shijie
---
drivers/m
changes the size/offset to unsigned long long type,
and replaces the UINT_MAX with ULLONG_MAX for macros SIZE_REMAINING and
OFFSET_CONTINUOUS.
Signed-off-by: Huang Shijie b32...@freescale.com
---
drivers/mtd/cmdlinepart.c | 10 +-
1 files changed, 5 insertions(+), 5 deletions(-)
diff
ping
On Mon, Oct 15, 2012 at 11:47 AM, Huang Shijie wrote:
> Use the NAND_STATUS_FAIL to replace the hardcode "0x01",
> which make the code more readable.
>
> Signed-off-by: Huang Shijie
> ---
> drivers/mtd/nand/nand_base.c |4 ++--
> 1 files change
ping.
On Sun, Oct 14, 2012 at 1:03 AM, Huang Shijie wrote:
> The whole gpmi-nand driver has turned to pure devicetree supported.
> So the linux/mtd/gpmi-nand.h is not neccessary now. Just remove it,
> and move some macros to the gpmi-nand driver itself.
>
> Signed-off-b
ping.
On Sun, Oct 14, 2012 at 1:03 AM, Huang Shijie shij...@gmail.com wrote:
The whole gpmi-nand driver has turned to pure devicetree supported.
So the linux/mtd/gpmi-nand.h is not neccessary now. Just remove it,
and move some macros to the gpmi-nand driver itself.
Signed-off-by: Huang
ping
On Mon, Oct 15, 2012 at 11:47 AM, Huang Shijie shij...@gmail.com wrote:
Use the NAND_STATUS_FAIL to replace the hardcode 0x01,
which make the code more readable.
Signed-off-by: Huang Shijie shij...@gmail.com
---
drivers/mtd/nand/nand_base.c |4 ++--
1 files changed, 2 insertions
On Thu, Oct 18, 2012 at 5:29 AM, Jassi Brar wrote:
> On 18 October 2012 12:15, Huang Shijie wrote:
>> 于 2012年10月18日 14:18, Vinod Koul 写道:
>>
>>> Why cant you do start (prepare clock etc) when you submit the descriptor
>>> to dmaengine. Can be done in tx_subm
On Thu, Oct 18, 2012 at 6:51 AM, Marek Vasut wrote:
> Dear Huang Shijie,
>
>> 于 2012年10月18日 16:49, Marek Vasut 写道:
>> > Dear Huang Shijie,
>> >
>> >> 于 2012年10月18日 16:16, Marek Vasut 写道:
>> >>> So we can't stream data from the chi
于 2012年10月18日 16:49, Marek Vasut 写道:
Dear Huang Shijie,
于 2012年10月18日 16:16, Marek Vasut 写道:
So we can't stream data from the chip? About time to adjust the MTD
framework to allow that. Maybe implement a command queue?
IMHO, it's not possible. Because the READ-PAGE(00h-30h) command needs
于 2012年10月18日 16:52, Russell King - ARM Linux 写道:
On Thu, Oct 18, 2012 at 02:45:41PM +0800, Huang Shijie wrote:
于 2012年10月18日 14:18, Vinod Koul 写道:
Why cant you do start (prepare clock etc) when you submit the descriptor
to dmaengine. Can be done in tx_submit callback.
Similarly remove
in the middle, so we can not chain the all
the read-pages DMA commands.
thanks
Huang Shijie
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
P
于 2012年10月18日 16:16, Marek Vasut 写道:
So we can't stream data from the chip? About time to adjust the MTD framework to
allow that. Maybe implement a command queue?
to Artem & David:
is this possible to stream the data out with a command queue?
thanks
Huang Shijie
--
To unsubscribe
于 2012年10月18日 15:14, Marek Vasut 写道:
Dear Huang Shijie,
Why such massive CC ?
于 2012年10月18日 14:18, Vinod Koul 写道:
Why cant you do start (prepare clock etc) when you submit the descriptor
to dmaengine. Can be done in tx_submit callback.
Similarly remove the clock when dma transaction gets
,
the system has to enable the clock chain and it's parents ...
But with this patch, we only need to enable/disable dma clock one time,
just at we select the nand chip.
thanks
Huang Shijie
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message
From: Huang Shijie
[1] Why add these new DMA control commands?
In mx6q, the gpmi-nand driver is the only user of the APBH-DMA. The dma
clock
is enabled when we have successfully requested a DMA channel. So even when
the gpmi-nand driver does not work, the dma clock(apbh-dma) still
From: Huang Shijie shij...@gmail.com
[1] Why add these new DMA control commands?
In mx6q, the gpmi-nand driver is the only user of the APBH-DMA. The dma
clock
is enabled when we have successfully requested a DMA channel. So even when
the gpmi-nand driver does not work, the dma clock
,
the system has to enable the clock chain and it's parents ...
But with this patch, we only need to enable/disable dma clock one time,
just at we select the nand chip.
thanks
Huang Shijie
--
To unsubscribe from this list: send the line unsubscribe linux-kernel in
the body of a message to majord
于 2012年10月18日 15:14, Marek Vasut 写道:
Dear Huang Shijie,
Why such massive CC ?
于 2012年10月18日 14:18, Vinod Koul 写道:
Why cant you do start (prepare clock etc) when you submit the descriptor
to dmaengine. Can be done in tx_submit callback.
Similarly remove the clock when dma transaction gets
于 2012年10月18日 16:16, Marek Vasut 写道:
So we can't stream data from the chip? About time to adjust the MTD framework to
allow that. Maybe implement a command queue?
to Artem David:
is this possible to stream the data out with a command queue?
thanks
Huang Shijie
--
To unsubscribe from
in the middle, so we can not chain the all
the read-pages DMA commands.
thanks
Huang Shijie
--
To unsubscribe from this list: send the line unsubscribe linux-kernel in
the body of a message to majord...@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read
于 2012年10月18日 16:52, Russell King - ARM Linux 写道:
On Thu, Oct 18, 2012 at 02:45:41PM +0800, Huang Shijie wrote:
于 2012年10月18日 14:18, Vinod Koul 写道:
Why cant you do start (prepare clock etc) when you submit the descriptor
to dmaengine. Can be done in tx_submit callback.
Similarly remove
于 2012年10月18日 16:49, Marek Vasut 写道:
Dear Huang Shijie,
于 2012年10月18日 16:16, Marek Vasut 写道:
So we can't stream data from the chip? About time to adjust the MTD
framework to allow that. Maybe implement a command queue?
IMHO, it's not possible. Because the READ-PAGE(00h-30h) command needs
On Thu, Oct 18, 2012 at 6:51 AM, Marek Vasut ma...@denx.de wrote:
Dear Huang Shijie,
于 2012年10月18日 16:49, Marek Vasut 写道:
Dear Huang Shijie,
于 2012年10月18日 16:16, Marek Vasut 写道:
So we can't stream data from the chip? About time to adjust the MTD
framework to allow that. Maybe
On Thu, Oct 18, 2012 at 5:29 AM, Jassi Brar jaswinder.si...@linaro.org wrote:
On 18 October 2012 12:15, Huang Shijie b32...@freescale.com wrote:
于 2012年10月18日 14:18, Vinod Koul 写道:
Why cant you do start (prepare clock etc) when you submit the descriptor
to dmaengine. Can be done in tx_submit
Use the NAND_STATUS_FAIL to replace the hardcode "0x01",
which make the code more readable.
Signed-off-by: Huang Shijie
---
drivers/mtd/nand/nand_base.c |4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand/nand_ba
Use the NAND_STATUS_FAIL to replace the hardcode 0x01,
which make the code more readable.
Signed-off-by: Huang Shijie shij...@gmail.com
---
drivers/mtd/nand/nand_base.c |4 ++--
1 files changed, 2 insertions(+), 2 deletions(-)
diff --git a/drivers/mtd/nand/nand_base.c b/drivers/mtd/nand
The whole gpmi-nand driver has turned to pure devicetree supported.
So the linux/mtd/gpmi-nand.h is not neccessary now. Just remove it,
and move some macros to the gpmi-nand driver itself.
Signed-off-by: Huang Shijie
---
drivers/mtd/nand/gpmi-nand/gpmi-lib.c |1 -
drivers/mtd/nand/gpmi
The whole gpmi-nand driver has turned to pure devicetree supported.
So the linux/mtd/gpmi-nand.h is not neccessary now. Just remove it,
and move some macros to the gpmi-nand driver itself.
Signed-off-by: Huang Shijie shij...@gmail.com
---
drivers/mtd/nand/gpmi-nand/gpmi-lib.c |1 -
drivers
Add the set-features(0xef)/get-features(0xee) helpers for ONFI nand.
Also add the necessary macros.
Signed-off-by: Huang Shijie
---
drivers/mtd/nand/nand_base.c | 50 ++
include/linux/mtd/nand.h | 14 +++
2 files changed, 64 insertions
add onfi_get_async_timing_mode() to get the supportted asynchronous
timing mode.
add onfi_get_sync_timing_mode() to get the supportted synchronous
timing mode.
Also add the neccessary macros : the timing modes.
Signed-off-by: Huang Shijie
---
include/linux/mtd/nand.h | 20
add onfi_get_async_timing_mode() to get the supportted asynchronous
timing mode.
add onfi_get_sync_timing_mode() to get the supportted synchronous
timing mode.
Also add the neccessary macros : the timing modes.
Signed-off-by: Huang Shijie b32...@freescale.com
---
include/linux/mtd/nand.h
Add the set-features(0xef)/get-features(0xee) helpers for ONFI nand.
Also add the necessary macros.
Signed-off-by: Huang Shijie b32...@freescale.com
---
drivers/mtd/nand/nand_base.c | 50 ++
include/linux/mtd/nand.h | 14 +++
2 files
We call the get_device() in the mxs_auart_probe().
For the balance of the reference count, we should put the
device in the mxs_auart_remove() or in the error path of
probe.
Signed-off-by: Huang Shijie
---
drivers/tty/serial/mxs-auart.c |2 ++
1 files changed, 2 insertions(+), 0 deletions
于 2012年09月07日 10:43, Shawn Guo 写道:
On Thu, Sep 06, 2012 at 10:38:41PM -0400, Huang Shijie wrote:
We call the get_device() in the mxs_auart_probe().
For the balance of the reference count, we should put the
device in the mxs_auart_remove().
Signed-off-by: Huang Shijie
---
drivers/tty/serial
于 2012年09月07日 10:38, Shawn Guo 写道:
On Thu, Sep 06, 2012 at 10:38:40PM -0400, Huang Shijie wrote:
After set the AUART_CTRL0_CLKGATE, the UART will gate all the clocks off.
So the following line will not take effect
We call the get_device() in the mxs_auart_probe().
For the balance of the reference count, we should put the
device in the mxs_auart_remove().
Signed-off-by: Huang Shijie
---
drivers/tty/serial/mxs-auart.c |1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git a/drivers/tty
ase + AUART_INTR_CLR);
To fix this issue, the patch moves this gate-off line to
the end of setting registers.
Signed-off-by: Huang Shijie
---
drivers/tty/serial/mxs-auart.c |4 ++--
1 files changed, 2 insertions(+)
+ AUART_INTR_CLR);
To fix this issue, the patch moves this gate-off line to
the end of setting registers.
Signed-off-by: Huang Shijie shij...@gmail.com
---
drivers/tty/serial/mxs-auart.c |4 ++--
1 files changed, 2
We call the get_device() in the mxs_auart_probe().
For the balance of the reference count, we should put the
device in the mxs_auart_remove().
Signed-off-by: Huang Shijie shij...@gmail.com
---
drivers/tty/serial/mxs-auart.c |1 +
1 files changed, 1 insertions(+), 0 deletions(-)
diff --git
于 2012年09月07日 10:38, Shawn Guo 写道:
On Thu, Sep 06, 2012 at 10:38:40PM -0400, Huang Shijie wrote:
After set the AUART_CTRL0_CLKGATE, the UART will gate all the clocks off.
So the following line will not take effect
于 2012年09月07日 10:43, Shawn Guo 写道:
On Thu, Sep 06, 2012 at 10:38:41PM -0400, Huang Shijie wrote:
We call the get_device() in the mxs_auart_probe().
For the balance of the reference count, we should put the
device in the mxs_auart_remove().
Signed-off-by: Huang Shijieshij...@gmail.com
We call the get_device() in the mxs_auart_probe().
For the balance of the reference count, we should put the
device in the mxs_auart_remove() or in the error path of
probe.
Signed-off-by: Huang Shijie b32...@freescale.com
---
drivers/tty/serial/mxs-auart.c |2 ++
1 files changed, 2
On Mon, Sep 3, 2012 at 3:18 AM, Artem Bityutskiy wrote:
> On Sun, 2012-08-26 at 13:21 -0400, Huang Shijie wrote:
>> + *
>> + * Note:
>> + * If you choose to set the @offset for the , please set all
>> + * the partitions with the same syntax, such as:
>> + *
On Mon, Sep 3, 2012 at 3:18 AM, Artem Bityutskiy dedeki...@gmail.com wrote:
On Sun, 2012-08-26 at 13:21 -0400, Huang Shijie wrote:
+ *
+ * Note:
+ * If you choose to set the @offset for the partdef, please set all
+ * the partitions with the same syntax, such as:
+ * gpmi-nand:100m@0
On Fri, Aug 31, 2012 at 7:45 AM, Artem Bityutskiy wrote:
> On Sun, 2012-08-26 at 13:21 -0400, Huang Shijie wrote:
>> There are typically two types to set the mtd partitions:
>>
>> <1> set with the `size`, such as
>> gpmi-nand:100m(boot),100m(kernel),1g(rootf
On Fri, Aug 31, 2012 at 9:59 AM, Artem Bityutskiy wrote:
> On Sun, 2012-08-26 at 13:21 -0400, Huang Shijie wrote:
>> Assume we have a 1GB(8Gb) nand chip.
>> It is legit if we set the partitions as the following:
>> gpmi-nand:1g@200m(rootfs),100m@0(boot),100m@100m(kernel)
On Fri, Aug 31, 2012 at 7:45 AM, Artem Bityutskiy wrote:
> On Sun, 2012-08-26 at 13:21 -0400, Huang Shijie wrote:
>> There are typically two types to set the mtd partitions:
>>
>> <1> set with the `size`, such as
>> gpmi-nand:100m(boot),100m(kernel),1g(rootf
On Fri, Aug 31, 2012 at 7:45 AM, Artem Bityutskiy dedeki...@gmail.com wrote:
On Sun, 2012-08-26 at 13:21 -0400, Huang Shijie wrote:
There are typically two types to set the mtd partitions:
1 set with the `size`, such as
gpmi-nand:100m(boot),100m(kernel),1g(rootfs)
2 set with the `offset
On Fri, Aug 31, 2012 at 9:59 AM, Artem Bityutskiy dedeki...@gmail.com wrote:
On Sun, 2012-08-26 at 13:21 -0400, Huang Shijie wrote:
Assume we have a 1GB(8Gb) nand chip.
It is legit if we set the partitions as the following:
gpmi-nand:1g@200m(rootfs),100m@0(boot),100m@100m(kernel
On Fri, Aug 31, 2012 at 7:45 AM, Artem Bityutskiy dedeki...@gmail.com wrote:
On Sun, 2012-08-26 at 13:21 -0400, Huang Shijie wrote:
There are typically two types to set the mtd partitions:
1 set with the `size`, such as
gpmi-nand:100m(boot),100m(kernel),1g(rootfs)
2 set with the `offset
On Thu, Aug 30, 2012 at 2:43 PM, Artem Bityutskiy wrote:
> On Sun, 2012-08-26 at 13:21 -0400, Huang Shijie wrote:
>> This patch is based on the assumption that all the partitions are
>> in the right offset order.
>>
>> Assume we have a 1GB(8Gb) nand chip
On Thu, Aug 30, 2012 at 2:43 PM, Artem Bityutskiy dedeki...@gmail.com wrote:
On Sun, 2012-08-26 at 13:21 -0400, Huang Shijie wrote:
This patch is based on the assumption that all the partitions are
in the right offset order.
Assume we have a 1GB(8Gb) nand chip, and we set the partitions
于 2012年08月29日 16:24, Artem Bityutskiy 写道:
While appreciating Shmulik's attention to details, I vote this way:
On Sun, 2012-08-26 at 02:47 -0400, Huang Shijie wrote:
Could Artem or David point us a direction about this?
[1] Should the unsorted partitions be supported?
No, it is asking
于 2012年08月29日 16:24, Artem Bityutskiy 写道:
While appreciating Shmulik's attention to details, I vote this way:
On Sun, 2012-08-26 at 02:47 -0400, Huang Shijie wrote:
Could Artem or David point us a direction about this?
[1] Should the unsorted partitions be supported?
No, it is asking
On Sat, Aug 25, 2012 at 5:31 AM, Shmulik Ladkani
wrote:
> Hi Huang, Artem,
>
> On Sat, 25 Aug 2012 16:06:50 -0400 Huang Shijie wrote:
>> diff --git a/drivers/mtd/cmdlinepart.c b/drivers/mtd/cmdlinepart.c
>> index fc960a3..216d751 100644
>> --- a/drivers/mtd/cmdline
On Sun, Aug 26, 2012 at 2:06 AM, Shmulik Ladkani
wrote:
> Hi,
>
> On Sat, 25 Aug 2012 05:26:51 -0400 Huang Shijie wrote:
>> On Sat, Aug 25, 2012 at 5:02 AM, Shmulik Ladkani
>> wrote:
>> > Your analysis seems right, but let me offer an alternative appr
On Sun, Aug 26, 2012 at 2:06 AM, Shmulik Ladkani
shmulik.ladk...@gmail.com wrote:
Hi,
On Sat, 25 Aug 2012 05:26:51 -0400 Huang Shijie shij...@gmail.com wrote:
On Sat, Aug 25, 2012 at 5:02 AM, Shmulik Ladkani
shmulik.ladk...@gmail.com wrote:
Your analysis seems right, but let me offer
On Sat, Aug 25, 2012 at 5:31 AM, Shmulik Ladkani
shmulik.ladk...@gmail.com wrote:
Hi Huang, Artem,
On Sat, 25 Aug 2012 16:06:50 -0400 Huang Shijie shij...@gmail.com wrote:
diff --git a/drivers/mtd/cmdlinepart.c b/drivers/mtd/cmdlinepart.c
index fc960a3..216d751 100644
--- a/drivers/mtd
.
For there are maybe only several partitions, i use the simple
Bubble sort algorithm.
Signed-off-by: Huang Shijie
---
drivers/mtd/cmdlinepart.c | 29 +
1 files changed, 29 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/cmdlinepart.c b/drivers/mtd/cmdlinepart.c
index
, the result becomes:
--
root@freescale ~$ cat /proc/mtd
dev:size erasesize name
mtd0: 0640 0004 "boot"
mtd1: 0640 0004 "kernel"
mtd2: 3380 0004 "rootfs"
----
ype.
Signed-off-by: Huang Shijie
---
drivers/mtd/cmdlinepart.c |9 +
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/cmdlinepart.c b/drivers/mtd/cmdlinepart.c
index fe7e3a5..0b7b2ad 100644
--- a/drivers/mtd/cmdlinepart.c
+++ b/drivers/mtd/cmdlinepart.c
@@
On Sat, Aug 25, 2012 at 5:42 AM, Shmulik Ladkani
wrote:
> On Sat, 25 Aug 2012 05:26:51 -0400 Huang Shijie wrote:
>> > The specified cmdline partitions might not be ordered (according to
>> > start offset), so next partition specified after the truncated one might
&g
On Sat, Aug 25, 2012 at 5:02 AM, Shmulik Ladkani
wrote:
> Hi Huang,
>
> On Sat, 25 Aug 2012 10:26:07 -0400 Huang Shijie wrote:
>> diff --git a/drivers/mtd/cmdlinepart.c b/drivers/mtd/cmdlinepart.c
>> index 4558e0f..fc960a3 100644
>> --- a/drivers/mtd/cmdline
parses out several mtd partitions right now.
This is obviously wrong. We even do not enable the gpmi-nand in
this case.
The patch comes from Artem's suggestion code which is better then mine.
Signed-off-by: Huang Shijie
---
drivers/mtd/cmdlinepart.c |5 -
1 files changed, 4 insertions
parses out several mtd partitions right now.
This is obviously wrong. We even do not enable the gpmi-nand in
this case.
The patch comes from Artem's suggestion code which is better then mine.
Signed-off-by: Huang Shijie shij...@gmail.com
---
drivers/mtd/cmdlinepart.c |5 -
1 files
On Sat, Aug 25, 2012 at 5:02 AM, Shmulik Ladkani
shmulik.ladk...@gmail.com wrote:
Hi Huang,
On Sat, 25 Aug 2012 10:26:07 -0400 Huang Shijie shij...@gmail.com wrote:
diff --git a/drivers/mtd/cmdlinepart.c b/drivers/mtd/cmdlinepart.c
index 4558e0f..fc960a3 100644
--- a/drivers/mtd
On Sat, Aug 25, 2012 at 5:42 AM, Shmulik Ladkani
shmulik.ladk...@gmail.com wrote:
On Sat, 25 Aug 2012 05:26:51 -0400 Huang Shijie shij...@gmail.com wrote:
The specified cmdline partitions might not be ordered (according to
start offset), so next partition specified after the truncated one
-by: Huang Shijie shij...@gmail.com
---
drivers/mtd/cmdlinepart.c |9 +
1 files changed, 9 insertions(+), 0 deletions(-)
diff --git a/drivers/mtd/cmdlinepart.c b/drivers/mtd/cmdlinepart.c
index fe7e3a5..0b7b2ad 100644
--- a/drivers/mtd/cmdlinepart.c
+++ b/drivers/mtd/cmdlinepart.c
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