linux-stable/drivers/pwm
Vignesh R 38dabd91ff pwm: tiehrpwm: Fix disabling of output of PWMs
pwm-tiehrpwm driver disables PWM output by putting it in low output
state via active AQCSFRC register in ehrpwm_pwm_disable(). But, the
AQCSFRC shadow register is not updated. Therefore, when shadow AQCSFRC
register is re-enabled in ehrpwm_pwm_enable() (say to enable second PWM
output), previous settings are lost as shadow register value is loaded
into active register. This results in things like PWMA getting enabled
automatically, when PWMB is enabled and vice versa. Fix this by
updating AQCSFRC shadow register as well during ehrpwm_pwm_disable().

Fixes: 19891b20e7 ("pwm: pwm-tiehrpwm: PWM driver support for EHRPWM")
Cc: stable@vger.kernel.org
Signed-off-by: Vignesh R <vigneshr@ti.com>
Signed-off-by: Thierry Reding <thierry.reding@gmail.com>
2018-07-09 18:58:22 +02:00
..
core.c pwm: Silently error out on EPROBE_DEFER 2017-07-06 08:29:16 +02:00
Kconfig pwm: stm32: Enforce dependency on CONFIG_MFD_STM32_TIMERS 2018-06-06 10:04:00 +02:00
Makefile pwm: remove pwm-bfin driver 2018-03-26 15:57:08 +02:00
pwm-ab8500.c
pwm-atmel-hlcdc.c pwm: atmel-hlcdc: Implement the suspend/resume hooks 2017-04-06 17:45:02 +02:00
pwm-atmel-tcb.c pwm: simplify getting .drvdata 2018-04-30 10:40:57 +02:00
pwm-atmel.c pwm: atmel: Enable PWM on sama5d2 2017-04-06 17:45:03 +02:00
pwm-bcm-iproc.c pwm: Add support for Broadcom iProc PWM controller 2016-07-11 12:49:25 +02:00
pwm-bcm-kona.c pwm: Remove .can_sleep from struct pwm_chip 2017-01-04 09:40:54 +01:00
pwm-bcm2835.c pwm: bcm2835: Support for polarity setting via DT 2017-08-21 07:27:58 +02:00
pwm-berlin.c pwm: berlin: Don't use broken prescaler values 2018-07-09 18:57:03 +02:00
pwm-brcmstb.c pwm: Remove .can_sleep from struct pwm_chip 2017-01-04 09:40:54 +01:00
pwm-clps711x.c pwm: clps711x: Changing the compatibility string to match with the smallest supported chip 2016-07-06 17:38:17 +02:00
pwm-crc.c pwm: Use pwm_get/set_xxx() helpers where appropriate 2016-05-17 14:44:59 +02:00
pwm-cros-ec.c pwm: cros-ec: Fix transposed param settings 2017-07-06 17:16:37 +02:00
pwm-ep93xx.c
pwm-fsl-ftm.c pwm: Remove .can_sleep from struct pwm_chip 2017-01-04 09:40:54 +01:00
pwm-hibvt.c pwm: hibvt: Explicitly request exclusive reset control 2017-08-21 08:52:40 +02:00
pwm-img.c pwm: img: Add runtime PM 2017-11-15 10:38:37 +01:00
pwm-imx.c pwm: imx: Let PWM be active during suspend 2018-03-28 00:17:36 +02:00
pwm-jz4740.c pwm: jz4740: Add support for devicetree 2018-03-28 00:23:56 +02:00
pwm-lp3943.c treewide: devm_kzalloc() -> devm_kcalloc() 2018-06-12 16:19:22 -07:00
pwm-lpc18xx-sct.c pwm: lpc-18xx: use pwm_set_chip_data 2016-09-08 10:55:05 +02:00
pwm-lpc32xx.c pwm: lpc32xx: Set PWM_PIN_LEVEL bit to default value 2016-07-11 12:49:29 +02:00
pwm-lpss-pci.c pwm: lpss: Set enable-bit before waiting for update-bit to go low 2017-04-06 14:48:14 +02:00
pwm-lpss-platform.c pwm: lpss: platform: Save/restore the ctrl register over a suspend/resume 2018-06-06 10:00:39 +02:00
pwm-lpss.c pwm: lpss: platform: Save/restore the ctrl register over a suspend/resume 2018-06-06 10:00:39 +02:00
pwm-lpss.h pwm: lpss: platform: Save/restore the ctrl register over a suspend/resume 2018-06-06 10:00:39 +02:00
pwm-mediatek.c pwm: mediatek: Improve precision in rate calculation 2018-03-28 00:32:25 +02:00
pwm-meson.c pwm: meson: Fix allocation of PWM channel array 2018-04-30 10:32:30 +02:00
pwm-mtk-disp.c pwm: Add MediaTek MT2701 display PWM driver support 2016-09-06 10:48:53 +02:00
pwm-mxs.c pwm: Remove .can_sleep from struct pwm_chip 2017-01-04 09:40:54 +01:00
pwm-omap-dmtimer.c pwm: pwm-omap-dmtimer: Adapt driver to utilize dmtimer pdata ops 2018-02-22 10:54:24 -08:00
pwm-pca9685.c pwm: pca9685: clarify pca9685_set_sleep_mode() interface. 2017-07-25 13:41:59 +02:00
pwm-puv3.c pwm: puv3: Delete an error message for a failed memory allocation 2018-03-27 23:27:05 +02:00
pwm-pxa.c pwm: constify pwm_ops structures 2017-01-19 00:38:17 +01:00
pwm-rcar.c pwm: simplify getting .drvdata 2018-04-30 10:40:57 +02:00
pwm-renesas-tpu.c pwm: renesas-tpu: Remove support for SH7372 2017-08-18 17:27:14 +02:00
pwm-rockchip.c pwm: rockchip: Add rk3328 support 2017-08-18 17:44:34 +02:00
pwm-samsung.c pwm: pwm-samsung: fix suspend/resume support 2017-08-21 10:39:12 +02:00
pwm-spear.c
pwm-sti.c pwm: Remove .can_sleep from struct pwm_chip 2017-01-04 09:40:54 +01:00
pwm-stm32-lp.c pwm: stm32: LPTimer: Use 3 cells ->of_xlate() 2018-03-28 00:54:56 +02:00
pwm-stm32.c pwm: Changes for v4.18-rc1 2018-06-14 16:25:43 +09:00
pwm-stmpe.c pwm: stmpe: Fix wrong register offset for hwpwm=2 case 2017-12-05 09:33:05 +01:00
pwm-sun4i.c pwm: sun4i: Simplify controller mapping 2018-03-28 01:12:12 +02:00
pwm-tegra.c pwm: tegra: Explicitly request exclusive reset control 2017-08-21 08:53:07 +02:00
pwm-tiecap.c pwm: tiecap: Set driver data before runtime PM enable 2017-08-21 08:31:37 +02:00
pwm-tiehrpwm.c pwm: tiehrpwm: Fix disabling of output of PWMs 2018-07-09 18:58:22 +02:00
pwm-tipwmss.c pwm: pwm-tipwmss: Remove all runtime PM gets/puts 2016-09-06 10:48:54 +02:00
pwm-twl-led.c mfd: twl: Move header file out of I2C realm 2017-09-04 14:41:02 +01:00
pwm-twl.c mfd: twl: Move header file out of I2C realm 2017-09-04 14:41:02 +01:00
pwm-vt8500.c pwm: vt8500: Undo preparation of a clock source. 2017-07-25 13:43:28 +02:00
pwm-zx.c pwm: Add ZTE ZX PWM device driver 2017-08-21 08:11:24 +02:00
sysfs.c pwm: sysfs: Use put_device() instead of kfree() 2018-03-28 01:18:53 +02:00