- 17 3月, 2015 3 次提交
-
-
由 Alexandre Belloni 提交于
Use a syscon regmap to access the system timer registers. Also, rename the driver atmel_st_watchdog to stop conflicting with at91sam9_wdt.c Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Reviewed-by: NGuenter Roeck <linux@roeck-us.net> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Alexandre Belloni 提交于
AT91RM920 has a memory range reserved for timer and watchdog configuration. Expose those registers so that drivers can make use of the system timer syscon declared in at91 DTs. Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Acked-by: NLee Jones <lee.jones@linaro.org> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Alexandre Belloni 提交于
The system timer register range is used to handle three different functionalities: Periodic Interval Timer, Real Time Timer and watchdog. Declare it as a syscon to be able to get a regmap. Also declare it as a simple-mfd and its watchdog subnode. Finally, document the watchdog compatible string. Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
- 14 3月, 2015 2 次提交
-
-
由 Alexandre Belloni 提交于
The old setup is not used anymore, remove it Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Alexandre Belloni 提交于
All the peripheral remapped at io_map are taken care of by their respective drivers. Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
- 13 3月, 2015 20 次提交
-
-
由 Alexandre Belloni 提交于
Use the soc detection infrastructure for sama5 initialization. Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Alexandre Belloni 提交于
Use the soc detection infrastructure for at91sam9 initialization. Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Alexandre Belloni 提交于
Use the soc detection infrastructure for at91rm9200 initialization. Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Boris BREZILLON 提交于
Add new structures and functions to handle AT91 SoC detection. [alexandre.belloni@free-electrons.com: reworked DBGU detection] Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NBoris BREZILLON <boris.brezillon@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Alexandre Belloni 提交于
The DBGU is not a simple UART and we need to be able to distinguish it from the other UARTs, in particular to get its address and check the chip id. Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Alexandre Belloni 提交于
The matrix headers are not used anymore, remove them. Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Alexandre Belloni 提交于
at91_ioremap_matrix and the at91_matrix.h header are not used anymore, remove them. Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Arnd Bergmann 提交于
The mach/io.h header on at91 is used to support a nonstandard I/O space window for the cf card driver. This changes the driver to use pci_ioremap_io in order to have the standard location, and then removes the custom mach/io.h. [alexandre.belloni@free-electrons.com: Added PCI dependency] Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NArnd Bergmann <arnd@arndb.de> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Wenyou Yang 提交于
Flush data cache, and clean, invalidate and disable the L2 cache before going to suspend. Restore the L2 cache configuration and re-enable the L2 cache after waking up. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Tested-by: NSylvain Rochet <sylvain.rochet@finsecur.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Wenyou Yang 提交于
Add the WFI instruction to make the cpu to the idle state. In the meanwhile, disable the processor's clock. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Tested-by: NSylvain Rochet <sylvain.rochet@finsecur.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Wenyou Yang 提交于
Because the standby mode use the same sram function as the suspend to memory mode, void (*at91_pm_standby)(void) doesn't need, remove it. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Tested-by: NSylvain Rochet <sylvain.rochet@finsecur.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Wenyou Yang 提交于
As the file name is renamed, rename the function name at91_slow_clock() --> at91_pm_suspend_sram_fn(), rename the function handler's name at the same time. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Tested-by: NSylvain Rochet <sylvain.rochet@finsecur.com> [nicolas.ferre@atmel.com: little update of the commit message] Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Wenyou Yang 提交于
Because the sram function is used for both suspend to memory and the suspend to standby mode, renaming is more elegant. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Tested-by: NSylvain Rochet <sylvain.rochet@finsecur.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Wenyou Yang 提交于
To simply the PM code, the suspend to standby mode uses same sram function as the suspend to memory mode, running in the internal SRAM, instead of the respective code for each mode. For the suspend to standby mode, the master clock doesn't switch to the slow clock, and PLLA and the main oscillator doesn't turn off as well. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Tested-by: NSylvain Rochet <sylvain.rochet@finsecur.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Wenyou Yang 提交于
To decrease the suspend time, move copying the sram function to the sram initialization phase, instead of every time go to suspend. In the meanwhile, substitute fncpy() for memcpy(). If there is no sram allocated for PM, the PM is not supported. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Tested-by: NSylvain Rochet <sylvain.rochet@finsecur.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Wenyou Yang 提交于
To decrease the duplicated code, create the procedure to contain both activing and exiting the sdram self-refresh mode. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Tested-by: NSylvain Rochet <sylvain.rochet@finsecur.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Sylvain Rochet 提交于
Assume USB PLL and PLL B are already stopped before entering sleep mode. Removed PLL B from slow clock code, all drivers are supposed to properly unprepare clocks. Signed-off-by: NSylvain Rochet <sylvain.rochet@finsecur.com> Acked-by: NWenyou.Yang <wenyou.yang@atmel.com> [nicolas.ferre@atmel.com: remove the warning printed in pm.c] Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Wenyou Yang 提交于
The slow clock always exists, selecting CONFIG_AT91_SLOW_CLOCK config is unnecessary for the suspend to memory mode. For this mode the master clock should always switch to the slow clock. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Tested-by: NSylvain Rochet <sylvain.rochet@finsecur.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Wenyou Yang 提交于
To simply the PM config the CONFIG_AT91_SLOW_CLOCK option will be removed, so move "select SRAM" from under AT91_SLOW_CLOCK, add "select SRAM if PM" under SOC_AT91SAM9 and SOC_SAMA5 Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Tested-by: NSylvain Rochet <sylvain.rochet@finsecur.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Wenyou Yang 提交于
The SLOWDOWN_MASTER_CLOCK definition is not used, remove the redundant code. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Tested-by: NSylvain Rochet <sylvain.rochet@finsecur.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
- 12 3月, 2015 5 次提交
-
-
由 Wenyou Yang 提交于
Since at91_pm_set_standby() will not be used out of the pm.c file, change its attribute from extern to static, remove its declaration as well. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Boris Brezillon 提交于
Commit 2b0ba96c ("net: phy: micrel: disable NAND-tree for KSZ8021, KSZ8031, KSZ8051, KSZ8081") automated the NAND-tree mode deactivation process, thus making this phy fixup useless. Remove it along with the associated headers inclusion. Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com> Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> [nicolas.ferre@atmel.com: remove selection of PHYLIB in at91 Kconfig] Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Nicolas Ferre 提交于
Third fixes batch for AT91 on 4.0: - clock fixes for USB - compatible string changes for handling USB IP differences (+ needed AHB matrix syscon) - fix of a compilation error in PM code
-
由 Nicolas Ferre 提交于
Second fixes batch for AT91 on 4.0: - little fix for !MMU debug: may also help for randconfig - fix of 2 errors in LCD clock definitions - in PM code, not writing the key leads to not execute the action
-
由 Nicolas Ferre 提交于
First fixes batch for AT91 on 4.0: - PM slowclock fixes for DDR and timeouts - fix some DT entries - little defconfig updates - the removal of a harmful watchdog option + its detailed documentation
-
- 11 3月, 2015 4 次提交
-
-
由 Wenyou Yang 提交于
When compiling the kernel in thumb2 (CONFIG_THUMB2_KERNEL option activated), we hit a compilation crash. The error message is listed below: ---8< ----- Error: cannot use register index with PC-relative addressing -- `str r0,.saved_lpr' --->8---- Add the .arm directive in the assembly files related to power management. Signed-off-by: NWenyou Yang <wenyou.yang@atmel.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Nicolas Ferre 提交于
The UTMI clock must be selected by any high-speed USB IP. The logic behind it needs this particular clock. So, correct the clock in the device tree files affected. Reported-by: NBo Shen <voice.shen@atmel.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com> Cc: <stable@vger.kernel.org> #3.18
-
由 Boris Brezillon 提交于
The at91rm9200, at91sam9260, at91sam9261 and at91sam9263 SoCs have slightly different UDC IPs. Those differences were previously handled with cpu_is_at91xx macro which are about to be dropped for multi-platform support, thus we need to change compatible strings. Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Boris Brezillon 提交于
There is no specific driver handling the AHB matrix, this is a simple syscon device. the matrix is needed by several other drivers including the USB on some SoCs (at91sam9261 for instance). Without this definition, the USB will not work on these SoCs. Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
- 09 3月, 2015 1 次提交
-
-
由 Boris Brezillon 提交于
Peripheral clock is named pclk and system clock is named hclk (those are the names expected by the at91_udc driver). Drop the deprecated usb_clk (formerly used to configure the usb clock rate which is now directly configurable through hclk). Signed-off-by: NBoris Brezillon <boris.brezillon@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
- 05 3月, 2015 4 次提交
-
-
由 Patrice Vilchez 提交于
Because writing the MOR register requires the PASSWD(0x37), if missed, the write operation will be aborted. Signed-off-by: NPatrice Vilchez <patrice.vilchez@atmel.com> Acked-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Boris BREZILLON 提交于
lcdck takes mck (not smd) as its parent. It is also assigned id 3 and not 4. Signed-off-by: NBoris BREZILLON <boris.brezillon@free-electrons.com> [nicolas.ferre@atmel.com: squashed 2 related patches] Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Boris BREZILLON 提交于
Rename lcd_clk into lcdc_clk to be consistent with sama5d3 clock definitions. Signed-off-by: NBoris BREZILLON <boris.brezillon@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
由 Alexandre Belloni 提交于
Linux may be used without MMU on atmel SoCs, fix debug in this configuration. Signed-off-by: NAlexandre Belloni <alexandre.belloni@free-electrons.com> Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-
- 04 3月, 2015 1 次提交
-
-
由 Michel Marti 提交于
Since turning on idle-halt in commit fe46aa67 (ARM: at91/dt: add sam9 watchdog default options to SoCs), SoCs compatible with at91sam9260-wdt no longer reboot if the watchdog times out while the CPU is in idle state. Removing the 'idle-halt' flag that was set by default fixes this. Signed-off-by: NMichel Marti <mma@objectxp.com> Acked-by: NBoris Brezillon <boris.brezillon@free-electrons.com> Acked-by: NSylvain Rochet <sylvain.rochet@finsecur.com> [nicolas.ferre@atmel.com: rework the commit message] Signed-off-by: NNicolas Ferre <nicolas.ferre@atmel.com>
-