[ Upstream commit661dfb7f46
] During suspend, all the tpm registers will lose values. So the 'real_period' value of struct 'imx_tpm_pwm_chip' should be forced to be zero to force the period update code can be executed after system resume back. Signed-off-by: Fancy Fang <chen.fang@nxp.com> Signed-off-by: Clark Wang <xiaoning.wang@nxp.com> Acked-by: Uwe Kleine-König <u.kleine-koenig@pengutronix.de> Fixes:738a1cfec2
("pwm: Add i.MX TPM PWM driver support") Signed-off-by: Thierry Reding <thierry.reding@gmail.com> Signed-off-by: Sasha Levin <sashal@kernel.org>