Documentation: Update paths of Samsung S3C machine files
Documentation references Samsung S3C24xx and S3C64xx machine files in multiple places but the files were traveling around the kernel multiple times. Signed-off-by: Krzysztof Kozlowski <krzk@kernel.org> Link: https://lore.kernel.org/r/20200911143343.498-1-krzk@kernel.org
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@ -2951,7 +2951,7 @@
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mtdset= [ARM]
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mtdset= [ARM]
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ARM/S3C2412 JIVE boot control
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ARM/S3C2412 JIVE boot control
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See arch/arm/mach-s3c2412/mach-jive.c
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See arch/arm/mach-s3c/mach-jive.c
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mtouchusb.raw_coordinates=
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mtouchusb.raw_coordinates=
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[HW] Make the MicroTouch USB driver use raw coordinates
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[HW] Make the MicroTouch USB driver use raw coordinates
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@ -29,7 +29,7 @@ GPIOLIB
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The following functions now either have a `s3c_` specific variant
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The following functions now either have a `s3c_` specific variant
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or are merged into gpiolib. See the definitions in
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or are merged into gpiolib. See the definitions in
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arch/arm/plat-samsung/include/plat/gpio-cfg.h:
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arch/arm/mach-s3c/gpio-cfg.h:
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- s3c2410_gpio_setpin() gpio_set_value() or gpio_direction_output()
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- s3c2410_gpio_setpin() gpio_set_value() or gpio_direction_output()
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- s3c2410_gpio_getpin() gpio_get_value() or gpio_direction_input()
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- s3c2410_gpio_getpin() gpio_get_value() or gpio_direction_input()
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@ -86,7 +86,7 @@ between the calls.
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Headers
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Headers
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-------
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-------
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See arch/arm/mach-s3c24xx/include/mach/regs-gpio.h for the list
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See arch/arm/mach-s3c/regs-gpio-s3c24xx.h for the list
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of GPIO pins, and the configuration values for them. This
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of GPIO pins, and the configuration values for them. This
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is included by using #include <mach/regs-gpio.h>
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is included by using #include <mach/regs-gpio.h>
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@ -18,7 +18,7 @@ Introduction
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versions.
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versions.
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The S3C2416 and S3C2450 devices are very similar and S3C2450 support is
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The S3C2416 and S3C2450 devices are very similar and S3C2450 support is
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included under the arch/arm/mach-s3c2416 directory. Note, while core
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included under the arch/arm/mach-s3c directory. Note, while core
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support for these SoCs is in, work on some of the extra peripherals
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support for these SoCs is in, work on some of the extra peripherals
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and extra interrupts is still ongoing.
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and extra interrupts is still ongoing.
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@ -37,19 +37,11 @@ Configuration
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Layout
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Layout
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------
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------
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The core support files are located in the platform code contained in
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The core support files, register, kernel and paltform data are located in the
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arch/arm/plat-s3c24xx with headers in include/asm-arm/plat-s3c24xx.
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platform code contained in arch/arm/mach-s3c with headers in
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This directory should be kept to items shared between the platform
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arch/arm/mach-s3c/include
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code (arch/arm/plat-s3c24xx) and the arch/arm/mach-s3c24* code.
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Each cpu has a directory with the support files for it, and the
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arch/arm/mach-s3c:
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machines that carry the device. For example S3C2410 is contained
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in arch/arm/mach-s3c2410 and S3C2440 in arch/arm/mach-s3c2440
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Register, kernel and platform data definitions are held in the
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arch/arm/mach-s3c2410 directory./include/mach
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arch/arm/plat-s3c24xx:
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Files in here are either common to all the s3c24xx family,
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Files in here are either common to all the s3c24xx family,
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or are common to only some of them with names to indicate this
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or are common to only some of them with names to indicate this
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@ -134,7 +126,7 @@ Adding New Machines
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should keep this in mind before altering items outside of their own
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should keep this in mind before altering items outside of their own
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machine files.
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machine files.
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Machine definitions should be kept in linux/arch/arm/mach-s3c2410,
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Machine definitions should be kept in arch/arm/mach-s3c,
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and there are a number of examples that can be looked at.
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and there are a number of examples that can be looked at.
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Read the kernel patch submission policies as well as the
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Read the kernel patch submission policies as well as the
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@ -293,7 +285,7 @@ Platform Data
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}
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}
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Note, since the code is marked as __init, it should not be
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Note, since the code is marked as __init, it should not be
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exported outside arch/arm/mach-s3c2410/, or exported to
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exported outside arch/arm/mach-s3c/, or exported to
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modules via EXPORT_SYMBOL() and related functions.
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modules via EXPORT_SYMBOL() and related functions.
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@ -36,7 +36,7 @@ Board Support
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-------------
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-------------
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The driver attaches to a platform device, which will need to be
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The driver attaches to a platform device, which will need to be
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added by the board specific support file in linux/arch/arm/mach-s3c2410,
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added by the board specific support file in arch/arm/mach-s3c,
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such as mach-bast.c or mach-smdk2410.c
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such as mach-bast.c or mach-smdk2410.c
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The platform device's platform_data field is only needed if the
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The platform device's platform_data field is only needed if the
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@ -51,9 +51,9 @@ Board Support
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Platform Data
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Platform Data
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-------------
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-------------
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See arch/arm/mach-s3c2410/include/mach/usb-control.h for the
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See include/linux/platform_data/usb-ohci-s3c2410.h for the
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descriptions of the platform device data. An implementation
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descriptions of the platform device data. An implementation
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can be found in linux/arch/arm/mach-s3c2410/usb-simtec.c .
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can be found in arch/arm/mach-s3c/simtec-usb.c .
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The `struct s3c2410_hcd_info` contains a pair of functions
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The `struct s3c2410_hcd_info` contains a pair of functions
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that get called to enable over-current detection, and to
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that get called to enable over-current detection, and to
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@ -37,5 +37,4 @@ implementation to configure pins as necessary.
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The s3c_gpio_cfgpin() and s3c_gpio_setpull() provide the means for a
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The s3c_gpio_cfgpin() and s3c_gpio_setpull() provide the means for a
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driver or machine to change gpio configuration.
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driver or machine to change gpio configuration.
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See arch/arm/plat-samsung/include/plat/gpio-cfg.h for more information
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See arch/arm/mach-s3c/gpio-cfg.h for more information on these functions.
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on these functions.
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@ -34,7 +34,7 @@ These resources should be specified in that order, as the ordering of the
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two address regions is important (the driver expects these to be address
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two address regions is important (the driver expects these to be address
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and then data).
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and then data).
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An example from arch/arm/mach-s3c2410/mach-bast.c is::
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An example from arch/arm/mach-s3c/mach-bast.c is::
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static struct resource bast_dm9k_resource[] = {
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static struct resource bast_dm9k_resource[] = {
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[0] = {
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[0] = {
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