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Volkmer" To: ukleinek@kernel.org Cc: g-praveen@ti.com, j-keerthy@ti.com, linux-kernel@vger.kernel.org, linux-pwm@vger.kernel.org, n-francis@ti.com, rafael.v.volkmer@gmail.com, u-kumar1@ti.com Subject: Re: [PATCH v2] pwm: tiehrpwm: Enable EHRPWM controller before setting configuration Date: Wed, 7 Jan 2026 16:47:58 -0300 Message-ID: <20260107194802.3917-1-rafael.v.volkmer@gmail.com> X-Mailer: git-send-email 2.43.0 In-Reply-To: References: Precedence: bulk X-Mailing-List: linux-kernel@vger.kernel.org List-Id: List-Subscribe: List-Unsubscribe: MIME-Version: 1.0 Content-Transfer-Encoding: quoted-printable Hi Uwe, Gokul,=0D =0D Thanks for CC'ing me on this thread.=0D =0D On 07/01/26 15:21, Uwe Kleine-K=C3=B6nig wrote:=0D > Hello,=0D > =0D > adding Rafael to Cc: who sent a patch series for this driver that I=0D > didn't come around to review yet. Given that neither he nor me noticed=0D > the problem addressed in this patch I wonder if it applies to all=0D > hardware variants.=0D >=0D =0D I also didn't observe the issue described here in my testing: duty cycle an= d=0D period changes always appeared to take effect as expected.=0D =0D My tests were done on an AM623 EVM.=0D =0D One possible explanation is that my test flow mostly exercised configuratio= n=0D while the PWM was already enabled/active, which could mask the effect of a= =0D put_sync/reset happening after configuration.=0D =0D Regarding my pending patch series for this driver: it should not =0D conflict this change, as it's largely preparatory refactoring for a =0D follow-up series.=0D =0D Best regards,=0D Rafael V. Volkmer=0D