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Re: [PATCH] MIPS: OCTEON: Rename Kconfig CAVIUM_OCTEON_REFERENCE_BOARD to CAVIUM_OCTEON_SOC

2013-05-21 Thread David Daney
On 05/21/2013 03:04 PM, Aaro Koskinen wrote: Hi, What about OCTEON_WDT, should it be changed too: tristate Cavium OCTEON SOC family Watchdog Timer depends on CPU_CAVIUM_OCTEON On Mon, May 20, 2013 at 03:19:38PM -0700, David Daney wrote: config OCTEON_MGMT_ETHERNET

[PATCH] MIPS: OCTEON: Rename Kconfig CAVIUM_OCTEON_REFERENCE_BOARD to CAVIUM_OCTEON_SOC

2013-05-20 Thread David Daney
From: David Daney david.da...@cavium.com CAVIUM_OCTEON_SOC most place we used to use CPU_CAVIUM_OCTEON. This allows us to CPU_CAVIUM_OCTEON in places where we have no OCTEON SOC. Remove CAVIUM_OCTEON_SIMULATOR as it doesn't really do anything, we can get the same configuration

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Re: [PATCH 1/2] of_i2c: sparc: Allow OF_I2C for sparc

2012-12-07 Thread David Miller
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Re: [PATCH 0/2] sparc: Enable OF functionality for sparc for i2c and spi

2012-12-04 Thread David Miller
From: Grant Likely grant.lik...@secretlab.ca Date: Tue, 4 Dec 2012 14:44:57 + On Tue, Dec 4, 2012 at 2:09 PM, Andreas Larsson andr...@gaisler.com wrote: This series removes the dependency on !SPARC for OF_I2C and removes the depencency of !defined(CONFIG_SPARC) for the function

[GIT PULL] Disintegrate UAPI for spi

2012-10-13 Thread David Howells
for the userspace interface stuff, and: include/linux/.../foo.h for the strictly kernel internal stuff. Signed-off-by: David Howells dhowe...@redhat.com Acked-by: Grant Likely grant.lik...@secretlab.ca --- The following changes since commit 9e2d8656f5e8aa214e66b462680cf86b210b74a8: Merge

Re: [GIT PULL] Disintegrate UAPI for spi

2012-10-12 Thread David Howells
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[GIT PULL] Disintegrate UAPI for spi

2012-10-09 Thread David Howells
) UAPI Disintegration 2012-10-09 David Howells (1): UAPI: (Scripted) Disintegrate include/linux/spi include/linux/spi/Kbuild | 1 - include/uapi/linux/spi/Kbuild | 1 + include/{ = uapi}/linux

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Re: [PATCH 2/2] spi: Add SPI master controller for OCTEON SOCs.

2012-08-21 Thread David Daney
On 05/19/2012 10:46 PM, Grant Likely wrote: On Fri, 11 May 2012 14:34:46 -0700, David Daney ddaney.c...@gmail.com wrote: From: David Daney david.da...@cavium.com Add the driver, link it into the kbuild system and provide device tree binding documentation. Signed-off-by: David Daney david.da

Re: [2/2] spi: Add SPI master controller for OCTEON SOCs.

2012-08-21 Thread David Daney
On 08/21/2012 12:49 PM, Guenter Roeck wrote: On Fri, May 11, 2012 at 08:34:46PM -, David Daney wrote: From: David Daney david.da...@cavium.com Add the driver, link it into the kbuild system and provide device tree binding documentation. Signed-off-by: David Daney david.da...@cavium.com

Re: [PATCH 1/3] of: Add prefix parameter to of_modalias_node().

2012-05-22 Thread David Daney
On 05/19/2012 11:08 PM, Grant Likely wrote: On Sat, 19 May 2012 23:54:36 -0600, Grant Likelygrant.lik...@secretlab.ca wrote: On Fri, 11 May 2012 15:05:21 -0700, David Daneyddaney.c...@gmail.com wrote: From: David Daneydavid.da...@cavium.com When generating MODALIASes, it is convenient

of/spi: Supply proper spi: modalias prefixes.

2012-05-22 Thread David Daney
From: David Daney david.da...@cavium.com To get modprobe to automatically load the proper modules, we need to prefix things with spi:. Partially based on Grant Likely's suggestions. Signed-off-by: David Daney david.da...@cavium.com --- drivers/of/of_spi.c |6 +- drivers/spi/spi.c

Re: [PATCH 1/3] of: Add prefix parameter to of_modalias_node().

2012-05-22 Thread David Daney
On 05/22/2012 01:09 PM, Grant Likely wrote: On Tue, May 22, 2012 at 1:45 PM, David Daneyddaney.c...@gmail.com wrote: On 05/19/2012 11:08 PM, Grant Likely wrote: On Sat, 19 May 2012 23:54:36 -0600, Grant Likelygrant.lik...@secretlab.cawrote: On Fri, 11 May 2012 15:05:21 -0700, David

[PATCH 0/2] MIPS/spi: New driver for SPI master controller for OCTEON SOCs.

2012-05-11 Thread David Daney
From: David Daney david.da...@cavium.com Several members of the OCTEON family have on-chips SPI master controller hardware, so here is a driver for it. I split the register definitions out to a separate patch so that they live with all the other similar files for other OCTEON hardware blocks

[PATCH 3/3] eeprom/of: Add device tree bindings to at25.

2012-05-11 Thread David Daney
From: David Daney david.da...@cavium.com We can extract the pagesize, size and address-width from the device tree so that SPI eeproms can be fully specified in the device tree. Also add a MODULE_DEVICE_TABLE so the drivers can be automatically bound. Signed-off-by: David Daney david.da

Re: [PATCH v2] spi: QUP based bus driver for Qualcomm MSM chipsets

2012-01-23 Thread David Brown
id, realize it's not asking a yes or not question. The default it prints in brackets is what you get if you press enter. If you press 'y', the reply will be from 'y' as seen here. David -- Sent by an employee of the Qualcomm Innovation Center, Inc. The Qualcomm Innovation Center, Inc

Re: [PATCH v2] spi: QUP based bus driver for Qualcomm MSM chipsets

2011-12-12 Thread David Brown
the parts you are replying to. Thanks, David -- Sent by an employee of the Qualcomm Innovation Center, Inc. The Qualcomm Innovation Center, Inc. is a member of the Code Aurora Forum. -- Learn Windows Azure Live! Tuesday

Re: Getting alot of zero values from ads7846 using atmel_spi

2011-03-10 Thread David Lamparter
the problem. It seemed to read more correct values when I added the printks. A printk takes quite some time on an ARM like yours. The throttle makes it work... David P.S.: you're lucky to not get crap values - seems they got the chip design right

Re: [PATCH] mtd: sst25l: fix reads with broken spi-masters

2011-01-14 Thread David Brownell
--- On Fri, 1/14/11, Grant Likely grant.lik...@secretlab.ca wrote: The bug _is_ in the spi peripheral on the ep93xx. No, David is correct.  The fault is in the master driver.  It is perfectly valid (and common) for spi peripherals to required the SS line to remain asserted over

Re: [PATCH] mtd: sst25l: fix reads with broken spi-masters

2011-01-10 Thread David Brownell
--- On Mon, 1/10/11, H Hartley Sweeten hartl...@visionengravers.com wrote: From: H Hartley Sweeten hartl...@visionengravers.com Subject: [PATCH] mtd: sst25l: fix reads with broken spi-masters NAK. I'm surprised you even thought to submit such a clearly-wrong patch. The bug is in the SPI

Re: [PATCH 1/9] spi/pxa2xx: register driver properly

2010-12-29 Thread David Brownell
Date: Wednesday, December 29, 2010, 12:11 AM On Thu, Dec 02, 2010 at 06:47:29PM +0100, Sebastian Andrzej Siewior wrote: use platform_driver_register instead of platform_driver_probe. The latter only checks available devices at the time of calling. So if a device gets inserter at a

Re: [PATCH 1/9] spi/pxa2xx: register driver properly

2010-12-29 Thread David Brownell
--- On Wed, 12/29/10, Grant Likely grant.lik...@secretlab.ca wrote: From: Grant Likely grant.lik...@secretlab.ca Subject: Re: [PATCH 1/9] spi/pxa2xx: register I detect an effort to change the classic model for board initialization in Linux:  first set up and register all system/platform

Re: Spi slave devices with two chip selects, how best to handle?

2010-11-25 Thread David Brownell
--- On Thu, 11/25/10, Grant Likely grant.lik...@secretlab.ca wrote: as to be able to pair them up. Anyone have a better idea or an example of what someone else has done in similar circumstances? Have a single driver private data structure that contains and registers 2 spi_device

Re: [PATCH v5 1/1] OMAP2: Spi: Force CS to be in inactive state after off-mode transition

2010-11-24 Thread David Brownell
an active trransfer, which must not happen during OFF or other suspend states. Acked-by: David Brownell dbrown...@users.sourceforge.net Also, in the last patch I suggested you do more of a save/restore of this value instead of a restore to a hard-coded value.  IOW, save the value in the suspend

Re: [PATCH v2] spi/spi: don't release the spi device twice

2010-11-23 Thread David Lamparter
This was fixed by David Lamparter in v2.6.36-rc5 3486008 (spi: free children in spi_unregister_master, not siblings) and broken again in v2.6.37-rc1~2^2~4 during the merge of 2b9603a0 (spi: enable spi_board_info to be registered after spi_master). Signed-off-by: Sebastian Andrzej Siewior

Re: [PATCH] Renaming 'struct flash_platform_data' into 'struct spi_flash_platform_data' in include/linux/spi/flash.h

2010-11-22 Thread David Brownell
On Mon, 2010-11-22 at 10:58 +0100, Alexis RODET wrote: Hello, there is a problem with the double definition of 'struct flash_platform_data' that are incompatible: in arch/arm/include/asm/mach/flash.h: in include/linux/spi/flash.h: Both headers are included in a number of machines

Re: [PATCH] Renaming 'struct flash_platform_data' into 'struct spi_flash_platform_data' in include/linux/spi/flash.h

2010-11-22 Thread David Brownell
--- On Mon, 11/22/10, Alexis RODET alexis.ro...@bvs-tech.com wrote: And this patch doesn't touch machine or driver code, so it's incomplete. Look at the patch in previous mail attachment and you'll see it does. Couldn't do that. Submit another patch, or combine it with this one. Either

Re: spi/spi: don't release the spi device twice

2010-11-22 Thread David Lamparter
) dummy = device_for_each_child(master-dev.parent, master-dev, __unregister); - device_unregister(master-dev); } This patch does, consequently, not apply on 2.6.37-rc, since the code doesn't look like that anymore after 3486008... -David

Re: [PATCH 6/6] atmel_spi: fix warning In function 'atmel_spi_dma_map_xfer'

2010-11-20 Thread David Brownell
--- On Sat, 11/20/10, Uwe Kleine-König u.kleine-koe...@pengutronix.de wrote: +        void *nonconst_tx = (void *)xfer-tx_buf; /* shut up gcc */ Reads like a bad patch to me. Fix the bug, don't just silence GCC. Or at least use a better comment mentioning a constness cast problems). -

Re: [PATCH v5 04/12] spi: add ti-ssp spi master driver

2010-11-17 Thread David Brownell
On Tue, Nov 16, 2010 at 07:17:18PM -0500, Cyril Chemparathy wrote: The ability to wait on multiple devices may come handy. ... You mean you'd like to add such a mechanism to the framework? Or do you want a driver-specific mechanism (non-portable)? If I had to do that, I'd just use

Re: [PATCH v4 08/12] gpio: add ti-ssp gpio driver

2010-11-09 Thread David Brownell
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Re: [PATCH v4 08/12] gpio: add ti-ssp gpio driver

2010-11-03 Thread David Brownell
--- On Wed, 11/3/10, Linus Walleij linus.ml.wall...@gmail.com wrote: \ Date: Wednesday, November 3, 2010, 3:18 AM 2010/11/3 David Brownell davi...@pacbell.net: That seems like a better structure for various vendors' SSP hardware (multifunction serial interface logic) Incidentally

Re: [PATCH] spi: fixed some core weirdness

2010-10-22 Thread David Brownell
--- On Fri, 10/22/10, Grant Likely grant.lik...@secretlab.ca wrote: We're quibbling over *bytes* in the single digits in a multi-megabyte kernel.   The total size of printk messages is indeed a problem, but it isn't going to be solved by the kind of micro-optimizations here. True.

Re: [PATCH] spi: fixed some core weirdness

2010-10-21 Thread David Brownell
On Thu, 2010-10-21 at 21:06 +0200, Linus Walleij wrote: Those things in the SPI core just strike me as particularly odd: dev_dbg() used in an obvious error branch, When debugging, that can be fine. return errcode... is how the error gets reported; callers can handle that ... but they never

Re: [PATCH v2 08/12] gpio: add ti-ssp virtual gpio driver

2010-10-21 Thread David Brownell
On Mon, 2010-10-18 at 15:25 -0400, Cyril Chemparathy wrote: This patch adds a GPIO driver based on TI's SSP device. This driver does not support GPIO-IRQs. Doesn't look particularly evil, except I don't much like the notion of needing a stack if it's not being used like an MFD where numerous

Re: [PATCH v2 08/12] gpio: add ti-ssp virtual gpio driver

2010-10-21 Thread David Brownell
Doesn't look particularly evil, except I don't much like the notion of needing a stack if it's not being used like an MFD where numerous functions are accessed concurrently, better IMO to just have each function's driver bind exclusively to the chip (and drive it in the mode it

Re: [PATCH] spi: add a bits_per_word to struct spi_board_info

2010-09-08 Thread David Brownell
You know, in retrospect, I shouldn't have put most of those SPI device setup params into the board setup data. There's one which MUST be there: polarity of the chip select line. The rest seem like they could (and arguably should) all be handled by driver-specific params. (Possible exception:

Re: [PATCH] spi: free children in spi_unregister_master, not siblings

2010-09-01 Thread David Lamparter
On Wed, Sep 01, 2010 at 09:24:12AM -0600, Grant Likely wrote: On Mon, Aug 30, 2010 at 11:54:17PM +0200, David Lamparter wrote: introduced by 49dce689ad4ef0fd1f970ef762168e4bd46f69a3 and bad-fixed by 350d0076c5763ca2b88ca05e3889bfa7c1905f21, spi_unregister_master would previously

Re: [PATCH] spi: add a bits_per_word to struct spi_board_info

2010-09-01 Thread David Brownell
--- On Wed, 9/1/10, Feng Tang feng.t...@intel.com wrote: What's the case where platform code could know better than the driver? Grant also asked me the same question. I saw him ask a different question (which I quoted) ... Yes, driver itself know the bits_per_word info best in

[PATCH] spi: free children in spi_unregister_master, not siblings

2010-08-30 Thread David Lamparter
-by: David Lamparter equi...@diac24.net Cc: Tony Jones to...@suse.de Cc: Atsushi Nemoto an...@mba.ocn.ne.jp Cc: David Brownell davi...@pacbell.net --- siblings were usb endpoint devices in my case, causing a very nice *boom* when the usb code tried to unregister them after they were gone already because

Re: [PATCH] spi: free children in spi_unregister_master, not siblings

2010-08-30 Thread David Lamparter
-by: David Lamparter equi...@diac24.net Cc: Tony Jones to...@suse.de Cc: Atsushi Nemoto an...@mba.ocn.ne.jp Cc: David Brownell dbrown...@users.sourceforge.net Cc: Grant Likely grant.lik...@secretlab.ca --- Hi Grant, please see attached patch :) (reply from David Brownell went off-list because I

Re: [PATCH] spi: free children in spi_unregister_master, not siblings

2010-08-30 Thread David Lamparter
-by: David Lamparter equi...@diac24.net Cc: Tony Jones to...@suse.de Cc: Atsushi Nemoto an...@mba.ocn.ne.jp Cc: David Brownell dbrown...@users.sourceforge.net Cc: Grant Likely grant.lik...@secretlab.ca --- Great, I'm sending around a wrong version which doesn't even compile... + dummy

Re: [spi-devel-general] Using spidev driver for spi over gpio-device?

2010-08-12 Thread David Brownell
Is a SPI device as bitbanged over GPIO enough of a real SPI device that the spidev can be used for it? Yes -- modulo bugs. The bitbanging would be via the SPI master controller, and that's written to be fairly close to a reference implementation. and spidev is just one possible client.  

Re: [spi-devel-general] [PATCH v2 3/6] mtd: m25p80: add support to parse the SPI flash's partitions

2010-08-10 Thread David Brownell
--- On Mon, 8/9/10, Grant Likely grant.lik...@secretlab.ca wrote: +       nr_parts = of_mtd_parse_partitions(spi-dev, np, parts); Let's keep OF-specific logic out of drivers like this one ... intended to work without OF. NAK on adding dependencies like OF to drivers and other

Re: [spi-devel-general] [PATCH v2 4/6] mtd: m25p80: add a read function to read page by page

2010-08-10 Thread David Brownell
--- On Tue, 8/10/10, Grant Likely grant.lik...@secretlab.ca wrote: This one bothers me, but I can't put my finger on it. The flag feels like a controller specific hack. That's because it *IS* ... Not clear what a good fix would look like. But in general, SPI master controllers are

Re: [spi-devel-general] [PATCH 26/42] drivers/spi: Adjust confusing if indentation

2010-08-05 Thread David Brownell
It's not all of drivrers/spi -- just one specific driver. Please update $SUBJECT and patch description to be more accurate. -- This SF.net email is sponsored by Make an app they can't live without Enter the

Re: [spi-devel-general] [PATCH] spi/mpc5121: register spi child devices of spi node

2010-07-27 Thread David Brownell
There are things wrong with the concept of this particular patch. First, that it's mpc5121-only. Second, that it's not already handled as part of registering the platform's SPI devices. -- The Palm PDK Hot Apps Program

Re: [spi-devel-general] [PATCH] spi/mpc5121: register spi child devices of spi node

2010-07-27 Thread David Brownell
Second, that it's not already handled as part of registering the platform's SPI devices. The reason is that in this use case the platform code doesn't provide a list of spi devices.  The list of devices is contained in the flattened device tree, and the data is parsed after the spi bus

Re: [spi-devel-general] [PATCH] spi/mpc5121: register spi child devices of spi node

2010-07-27 Thread David Brownell
--- On Tue, 7/27/10, Feng Tang feng.t...@intel.com wrote: be delayed registering, can we adjust it to make register_board_info() be callable after spi controller is inited? Which makes spi bus like general pci/usb bus, where devices/drivers have no registering order limit. They require

Re: [spi-devel-general] [PATCH] spi/mpc5121: register spi child devices of spi node

2010-07-27 Thread David Brownell
--- On Tue, 7/27/10, Feng Tang feng.t...@intel.com wrote: What I want to say is the matching mechanism between spi board info and spi master, currently they use bus number to match, but there is a ordering limit now. For general device/driver matching in linux device model, there is no

Re: [spi-devel-general] [PATCH] spi/mpc5121: register spi child devices of spi node

2010-07-27 Thread David Brownell
--- On Tue, 7/27/10, Feng Tang feng.t...@intel.com wrote: know which spi_master it is connecting to, while our platform need kind of blind registering (just register something to spi-bus). Sounding worse and worse. each device is going to be connected to one specific controller, not

Re: [spi-devel-general] [PATCH] spi/mpc5121: register spi child devices of spi node

2010-07-27 Thread David Brownell
--- On Tue, 7/27/10, Feng Tang feng.t...@intel.com wrote: In current spi core, spi_register_info() has to be called before the spi controller driver call spi_register_master(), then these board info will be matched and used to create a new spi device. But if spi_register_info() are

Re: [spi-devel-general] [PATCH 2/2] SPI: make the moved loopback test work

2010-07-19 Thread David Brownell
No matter how much I look at it, it seems like all use of this require you to first register *some* device, OBVIOUSLY. You can't use SPI without a device; it's like any other driver framework in Linux. What else should you expect??? Look at the sample code though, ISTR you'll see that when

Re: [spi-devel-general] SPI Framework in Linux

2010-07-01 Thread David Brownell
--- On Thu, 7/1/10, ananth ananth86cool...@gmail.com wrote:   I am learning the SPI framework in linux. I read the spi-summary and documentation. I couldn't get a clear picture of what's happening. Is there any other document or article which gives a overview of the SPI framework in

Re: [spi-devel-general] [PATCH 2/2] drivers: spi-gpio: add support for controllers without MISO or MOSI pin

2010-06-30 Thread David Brownell
--- On Thu, 6/17/10, Marek Szyprowski m.szyprow...@samsung.com wrote: From: Marek Szyprowski m.szyprow...@samsung.com Subject: [PATCH 2/2] drivers: spi-gpio: add support for controllers without MISO or MOSI pin I basically like this pair of patches. I had a very similar update a while

Re: [spi-devel-general] [PATCH] spi: reinitialize transfer parameters for every message

2010-06-27 Thread David Brownell
--- On Sat, 6/26/10, Grant Likely grant.lik...@secretlab.ca wrote: Vitaly and David, can you please take a look at this.  You both know this code better than I, and I'd like as second opinion. (see my comments below) First fix $SUBJECT: it's not a generic SPI issue, it's just for one

Re: [spi-devel-general] [PATCH] Input: Add tsc2046 touchscreen driver

2010-05-30 Thread David Brownell
--- On Sun, 5/30/10, Cory Maccarrone darkstar6...@gmail.com wrote: I don't see the point in having a separate driver for this chip ... it's just an updated ADS7846, and the ads7846 driver has handled it for quite a few years now, as I recall. There's no need for second driver. This driver

Re: [spi-devel-general] [PATCH 3/3] max3100: adds console support for MAX3100

2010-03-21 Thread David Brownell
On Sunday 21 March 2010, christian pellegrin wrote: Anybody know the right thing to do here? when to register consoles is a general mess. I've seeen some success in having it be board-specific data, at the level of port 3 should be a console ... or in this case, maybe having platform data say

Re: [spi-devel-general] [PATCH v5] serial: spi: add spi-uart driver for Maxim 3110

2010-03-02 Thread David Brownell
On Tuesday 02 March 2010, Feng Tang wrote: + * 3. This driver doesn't support work with a spi cotnroller in DMA mode, As Grant said: That's a bug ... one that will randomly kick in based on whether the underlying SPI controller driver happens to use DMA for a given transaction.

Re: [spi-devel-general] [PATCH v5] serial: spi: add spi-uart driver for Maxim 3110

2010-03-02 Thread David Brownell
On Tuesday 02 March 2010, Feng Tang wrote: On Wed, 3 Mar 2010 12:51:58 +0800 David Brownell davi...@pacbell.net wrote: On Tuesday 02 March 2010, Feng Tang wrote: + * 3. This driver doesn't support work with a spi cotnroller in DMA mode, As Grant said: That's a bug ... one

Re: [spi-devel-general] [PATCH v5] serial: spi: add spi-uart driver for Maxim 3110

2010-03-02 Thread David Brownell
On Tuesday 02 March 2010, Feng Tang wrote: Here comes another idea, can we add a capability flag in struct spi_master indicating the master supporting poll or dma or both. Also we add similar bits in struct spi_transfer indicating the this transfer wants to be handled in poll or dma

Re: [spi-devel-general] [PATCH v4] serial: spi: add spi-uart driver for Maxim 3110

2010-02-26 Thread David Brownell
On Friday 26 February 2010, Masakazu Mokuno wrote: +static int max3110_read_multi(struct uart_max3110 *max, u8 *buf) +{ + u16 obuf[M3110_RX_FIFO_DEPTH], ibuf[M3110_RX_FIFO_DEPTH]; Doing I/O on stack is guaranteed safe for spi functions? Good catch ... no it's not safe. No

Re: [spi-devel-general] [RFC][PATCH v3] serial: spi: add spi-uart driver for Maxim 3110

2010-02-25 Thread David Brownell
On Wednesday 24 February 2010, Feng Tang wrote: Good point about the DW controller specific data, I'll remove them. Good. For those bits_per_word setting, I think we can put it here instead of the board initialization code, as many types of boards can leverage the setting here as it only

Re: [spi-devel-general] [RFC][PATCH v3] serial: spi: add spi-uart driver for Maxim 3110

2010-02-24 Thread David Brownell
On Tuesday 23 February 2010, Feng Tang wrote: +config SERIAL_MAX3110 +   tristate SPI UART driver for Max3110 +   select SERIAL_CORE +   select SERIAL_CORE_CONSOLE Shouldn't that depend on SPI_MASTER? As it stands, you're permitting it to build on systems that you *know* don't

Re: [spi-devel-general] [RFC][PATCH] serial: spi: add spi-uart driver for Maxim 3110

2010-02-24 Thread David Brownell
On Tuesday 29 December 2009, Erwin Authried wrote: I think there's no need for a MAX3100 **and** a MAX3110 driver, this is just confusing. The MAX3110 driver is identical to the MAX3100 from the software view, it is simply a MAX3100 with transceivers added to the chip. If there's any

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2010-01-14 Thread David PHILD
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Re: [spi-devel-general] spi_set_drvdata() handling in spidev_probe()

2009-12-10 Thread David Brownell
On Monday 12 October 2009, Mike Frysinger wrote: i was browsing the change history of spidev when i noticed the change: aaacf4bb51b243875b203e6ff73b5047636b4efa spi: avoid spidev crash when device is removed which seems to be due to this change: 3d81252ddb10f63ae4db713d9b32faabe641b850

Re: [spi-devel-general] [PATCH v3 net-next-2.6] can: Driver for the Microchip MCP251x SPI CAN controllers

2009-11-08 Thread David Miller
From: Christian Pellegrin chrip...@fsfe.org Date: Tue, 3 Nov 2009 10:07:00 +0100 Signed-off-by: Christian Pellegrin chrip...@fsfe.org Wolfgang, others, any acks on this? -- Let Crystal Reports handle the reporting -

Re: [spi-devel-general] [PATCH v3 net-next-2.6] can: Driver for the Microchip MCP251x SPI CAN controllers

2009-11-08 Thread David Miller
From: Wolfgang Grandegger w...@grandegger.com Date: Sun, 08 Nov 2009 10:26:55 +0100 David Miller wrote: From: Christian Pellegrin chrip...@fsfe.org Date: Tue, 3 Nov 2009 10:07:00 +0100 Signed-off-by: Christian Pellegrin chrip...@fsfe.org Signed-off-by: Wolfgang Grandegger w

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2009-10-27 Thread David Phild
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Re: [spi-devel-general] [PATCH] SPI: DaVinci SPI Driver

2009-09-03 Thread David Brownell
On Thursday 03 September 2009, Paulraj, Sandeep wrote: I think these fixes are to be sent as incremental patches. Yes. No more complete-driver-replacement patches please; they impede reviewing. Andrew may well merge them before he sends them upstream.

Re: [spi-devel-general] [Uclinux-dist-devel] [PATCH 2/2] add ad714x input driver forbutton/scrollwhell/slider/touchpad

2009-09-02 Thread David Brownell
On Wednesday 02 September 2009, Barry Song wrote: David, I am really surprised the kmalloc memory can keep DMA-safe. Then you need to internalize more of the docs on the DMA calls ... :) Notably see in Documentation/DMA-mapping.txt the section up top where it describes what memory can be used

Re: [spi-devel-general] [patch 2.6.31-rc7] spi: Freescale STMP driver

2009-09-02 Thread David Brownell
On Tuesday 01 September 2009, Andrew Morton wrote: +#define busy_wait(cond)  \ + ({  \ + unsigned long end_jiffies = jiffies + STMP_SPI_TIMEOUT; \ + bool

Re: [spi-devel-general] [patch 2.6.31-rc7 2/3] spi: McSPI saves CHCONFx too

2009-09-02 Thread David Brownell
On Tuesday 01 September 2009, Andrew Morton wrote: On Thu, 27 Aug 2009 20:21:11 -0700 David Brownell davi...@pacbell.net wrote: From: Tero Kristo tero.kri...@nokia.com Previous restore was lazy and only restored CHxCONF when it was needed by a specific chip select. This could cause

Re: [spi-devel-general] [Uclinux-dist-devel] [PATCH 0/2] add ad714x captouch sensor input driver

2009-09-01 Thread David Brownell
On Tuesday 01 September 2009, Mike Frysinger wrote: i dont think this needs to split merged between David's spi and Dmitry's input tree.  would make more sense to me to merge it as one patchset via Dmitry's input tree. Right; one driver should usually be one patch.

Re: [spi-devel-general] [PATCH] SPI: DaVinci SPI Driver

2009-09-01 Thread David Brownell
On Tuesday 01 September 2009, s-paul...@ti.com wrote: From: Sandeep Paulraj s-paul...@ti.com The patch adds a SPI driver for the DaVinci series of SOCs [dbrown...@users.sourceforge.net: fixes and cleanup] Signed-off-by: Sandeep Paulraj s-paul...@ti.com Signed-off-by: David Brownell

Re: [spi-devel-general] [PATCH 1/2] add ad714x platform_data definition

2009-09-01 Thread David Brownell
On Monday 31 August 2009, Barry Song wrote: --- /dev/null +++ b/include/linux/spi/ad714x.h Doesn't belong under SPI since this is also used by the I2C version of the chip. Likely include/linux/input/*h is best. @@ -0,0 +1,60 @@ +/* + * include/linux/ad714x.h Never include the

Re: [spi-devel-general] [Uclinux-dist-devel] [PATCH 2/2] add ad714x input driver forbutton/scrollwhell/slider/touchpad

2009-09-01 Thread David Brownell
On Tuesday 01 September 2009, Song, Barry wrote: +       spi_message_add_tail(t, m); +       ret = spi_sync(spi, m); cant you use spi_write_then_read() ?  dont let the u8* prototype scare you, it should work with writing 16bits and then reading 16bits. I have never been scared by any

Re: [spi-devel-general] [PATCH 2/2] add ad714x input driver for button/scrollwhell/slider/touchpad

2009-09-01 Thread David Brownell
On Monday 31 August 2009, Barry Song wrote: + +#define AD714x_SPI_ADDR0x1C +#define AD714x_SPI_ADDR_SHFT 11 +#define AD714x_SPI_READ1 +#define AD714x_SPI_READ_SHFT 10 Confusing; it is not an address but a fixed bit pattern flagging command words. Be less opaque; maybe

Re: [spi-devel-general] [Uclinux-dist-devel] [PATCH 1/2] add ad714x platform_datadefinition

2009-09-01 Thread David Brownell
On Tuesday 01 September 2009, Song, Barry wrote: Doesn't belong under SPI since this is also used by the I2C version of the chip.  Likely include/linux/input/*h is best. I really wanted to place it to include/linux/input, but the include/linux/input doesn't exist and current input header

[spi-devel-general] [patch 2.6.31-rc7] spi: Freescale STMP driver

2009-08-28 Thread David Brownell
pervushin dpervus...@embeddedalley.com Signed-off-by: David Brownell dbrown...@users.sourceforge.net --- drivers/spi/Kconfig|6 drivers/spi/Makefile |1 drivers/spi/spi_stmp.c | 679 +++ 3 files changed, 686 insertions(+) --- a/drivers/spi

[spi-devel-general] [patch 2.6.31-rc7 2/3] spi: McSPI saves CHCONFx too

2009-08-28 Thread David Brownell
Hilman khil...@deeprootsystems.com Signed-off-by: David Brownell dbrown...@users.sourceforge.net --- drivers/spi/omap2_mcspi.c | 16 1 file changed, 16 insertions(+) --- a/drivers/spi/omap2_mcspi.c +++ b/drivers/spi/omap2_mcspi.c @@ -134,6 +134,7 @@ struct omap2_mcspi_cs

Re: [spi-devel-general] [PATCH v2 0/8] spi_mpc8xxx: Add support for DMA transfers

2009-08-28 Thread David Brownell
depend on them. So I'll just say Acked-by: David Brownell dbrown...@users.sourceforge.net and ask you to merge via the PPC tree. (And hope that you verified these are bisectable...) -- Let Crystal Reports handle

[spi-devel-general] [patch 2.6.31-rc7 1/3] spi: McSPI off-mode support

2009-08-28 Thread David Brownell
From: Hemanth V heman...@ti.com This patch adds context save/restore feature to McSPI driver. Signed-off-by: Hemanth V heman...@ti.com Reviewed-by: Aaro Koskinen aaro.koski...@nokia.com Signed-off-by: Kevin Hilman khil...@deeprootsystems.com Signed-off-by: David Brownell dbrown

Re: [spi-devel-general] speed_hz vs max_speed_hz

2009-08-28 Thread David Brownell
On Wednesday 15 July 2009, Christer Weinigel wrote: Hi all, I'm a bit confused about speed_hz and max_speed_hz. How are they supposed to be used? For example, on one board I have this: static struct spi_board_info my_spi_board_info[] = { { .mode =

[spi-devel-general] [patch 3/3] spi: McSPI support for OMAP4

2009-08-28 Thread David Brownell
rafiuddin.s...@ti.com Acked-by: Kevin Hilman khil...@deeprootsystems.com Acked-by: Tony Lindgren t...@atomide.com Acked-by: Santosh Shilimkar santosh.shilim...@ti.com Signed-off-by: David Brownell dbrown...@users.sourceforge.net --- arch/arm/mach-omap2/devices.c | 29 +++-- drivers

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