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[209.85.166.171]) by smtp.gmail.com with ESMTPSA id c18-20020a6bfd12000000b00763bc18ded3sm2069932ioi.28.2023.05.22.08.27.49 for (version=TLS1_3 cipher=TLS_AES_128_GCM_SHA256 bits=128/128); Mon, 22 May 2023 08:27:50 -0700 (PDT) Received: by mail-il1-f171.google.com with SMTP id e9e14a558f8ab-33164ec77ccso286895ab.0 for ; Mon, 22 May 2023 08:27:49 -0700 (PDT) X-Received: by 2002:a05:6e02:2189:b0:337:c9ec:4ca with SMTP id j9-20020a056e02218900b00337c9ec04camr449049ila.2.1684769269411; Mon, 22 May 2023 08:27:49 -0700 (PDT) MIME-Version: 1.0 References: <20230520050649.2494497-1-yangcong5@huaqin.corp-partner.google.com> <20230520050649.2494497-2-yangcong5@huaqin.corp-partner.google.com> In-Reply-To: <20230520050649.2494497-2-yangcong5@huaqin.corp-partner.google.com> From: Doug Anderson Date: Mon, 22 May 2023 08:27:38 -0700 X-Gmail-Original-Message-ID: Message-ID: Subject: Re: [v2 1/2] HID: i2c-hid: elan: Add ili9882t timing To: Cong Yang Cc: benjamin.tissoires@redhat.com, devicetree@vger.kernel.org, dmitry.torokhov@gmail.com, hsinyi@google.com, jikos@kernel.org, linux-input@vger.kernel.org, linux-kernel@vger.kernel.org, mka@chromium.org Content-Type: text/plain; charset="UTF-8" Content-Transfer-Encoding: quoted-printable X-Spam-Status: No, score=-2.1 required=5.0 tests=BAYES_00,DKIMWL_WL_HIGH, DKIM_SIGNED,DKIM_VALID,DKIM_VALID_AU,DKIM_VALID_EF,RCVD_IN_DNSWL_NONE, SPF_HELO_NONE,SPF_PASS,T_SCC_BODY_TEXT_LINE autolearn=ham autolearn_force=no version=3.4.6 X-Spam-Checker-Version: SpamAssassin 3.4.6 (2021-04-09) on lindbergh.monkeyblade.net Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hi, On Fri, May 19, 2023 at 10:07=E2=80=AFPM Cong Yang wrote: > > The ili9882t is a TDDI IC ((Touch with Display Driver)). It requires the > panel reset gpio to be high before i2c commands. Use a longer delay in > post_power_delay_ms to ensure the poweron sequence. > > Signed-off-by: Cong Yang > --- > drivers/hid/i2c-hid/i2c-hid-of-elan.c | 7 +++++++ > 1 file changed, 7 insertions(+) This seems OK to me. The one thing I'd also do is to update the Kconfig description to say that this driver is also used for Ilitek. I think it's fine to keep the symbol name as I2C_HID_OF_ELAN but just change the description. -Doug