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Tue, 20 Jul 2021 07:15:01 +0900 (KST) Received: from [10.113.113.235] (unknown [10.113.113.235]) by epsmtip1.samsung.com (KnoxPortal) with ESMTPA id 20210719221501epsmtip1008b22b6a5161cc4f52bbe20e1442c98~TUPR9SPdO1669016690epsmtip1V; Mon, 19 Jul 2021 22:15:01 +0000 (GMT) Subject: Re: [PATCH] mmc: sdhci: Write to HOST_CONTROL2 register for HS400 speed mode To: Aswath Govindraju , Peng Fan Cc: u-boot@lists.denx.de, Praneeth Bajjuri , Lokesh Vutla , Kishon Vijay Abraham I , Vignesh Raghavendra , Faiz Abbas From: Jaehoon Chung Message-ID: <32bfd53a-8e89-5e97-6bad-7f7cf0f2a6bc@samsung.com> Date: Tue, 20 Jul 2021 07:15:55 +0900 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:78.0) Gecko/20100101 Thunderbird/78.11.0 MIME-Version: 1.0 In-Reply-To: Content-Language: en-US Content-Transfer-Encoding: 7bit X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFprCJsWRmVeSWpSXmKPExsWy7bCmnm7az68JBr/7+SzmPbnEavFlaTOz xYWnPWwWKzq+MFr8WPWF1eLPo5dsFm/3drJb/D/7gd2Bw+PsnR2MHhvf7WDyOH5jO1MAc1S2 TUZqYkpqkUJqXnJ+SmZeuq2Sd3C8c7ypmYGhrqGlhbmSQl5ibqqtkotPgK5bZg7QCUoKZYk5 pUChgMTiYiV9O5ui/NKSVIWM/OISW6XUgpScAssCveLE3OLSvHS95PxcK0MDAyNToMKE7IwL G86yFewVrth4t5OtgXGyQBcjJ4eEgInEi1W7WboYuTiEBHYwStya85QNwvnEKNHyYikzhPOZ UeLOlb2MXYwcYC17niZBxHcxSjS3rIcqes8osW/1XbAiYYFwibdflUBWiAh4SFz6uJ8dpIZZ 4BKjxJq9V9lBEmwCOhLbvx1nArF5BewkLn+dyghiswioSszc+YkFxBYViJQ4v3sBC0SNoMTJ mU/AbE4BK4mLs56C2cwC4hK3nsxngrDlJba/nQN2kIRAJ4fEt/tv2CAedZE4vfgtM4QtLPHq +BZ2CFtK4vO7vVA11RK7ms9ANXcAA2NbExNEwlhi/9LJTCCfMQtoSqzfpQ8RVpTY+XsuI8Ri Pol3X3tYISHEK9HRJgRRoiJx6fVLJphVd5/8Z4WwPSRutj1incCoOAvJa7OQvDMLyTuzEBYv YGRZxSiWWlCcm55abFhgjBzbmxjByVPLfAfjtLcf9A4xMnEwHmKU4GBWEuFVKfqaIMSbklhZ lVqUH19UmpNafIjRFBjYE5mlRJPzgek7ryTe0NTI2NjYwsTQzNTQUEmc91ssUJNAemJJanZq akFqEUwfEwenVAOT7OtbCgfT3E4v67vtfvzRRx7Fz523pzdZcK1+su5m7urOv+rcEw4fb594 bvurvi8vOePPTFZ7/r61fnrJpHuam+7Ie9V4ZN0XuFuQfj3c2/dr0qWPXx36TSZacKlkX1ZV sHLWKen9f5nfrnBTa7/YWRv5v7t0e/N1wiz3acTKlKT2rspjWPBLaH3/jZtlopbqS5IaeafE OF3Z+/Ogd0OTZVlB7WqjX82BE+6cld+w0NqlrOHcjnVX5zgYbbzDyumi5cYdU348rC8loiun xzSGx7TrC49z1kqvhbp9YScaV/T6xLOVHbQVOH5DOYGJM7XVQivT8NeGHS7n3+v5O0gy9DYK f73c0fHDlXfCTyWW4oxEQy3mouJEACfKrsQnBAAA X-Brightmail-Tracker: H4sIAAAAAAAAA+NgFvrELMWRmVeSWpSXmKPExsWy7bCSnG7qz68JBs27lS3mPbnEavFlaTOz xYWnPWwWKzq+MFr8WPWF1eLPo5dsFm/3drJb/D/7gd2Bw+PsnR2MHhvf7WDyOH5jO1MAcxSX TUpqTmZZapG+XQJXxoUNZ9kK9gpXbLzbydbAOFmgi5GDQ0LARGLP06QuRi4OIYEdjBJrH95k 6WLkBIpLSXx+OpUNokZY4vDhYoiat4wSt/c9YQeJCwuES7z9qgRSLiLgIXHp4352kBpmgUuM Elev/GGFaLjIJPG2Yx4rSBWbgI7E9m/HmUBsXgE7ictfpzKC2CwCqhIzd34CWywqECnxecEr VogaQYmTM5+AxTkFrCQuznoKZjMLqEv8mXeJGcIWl7j1ZD4ThC0vsf3tHOYJjEKzkLTPQtIy C0nLLCQtCxhZVjFKphYU56bnFhsWGOWllusVJ+YWl+al6yXn525iBEeLltYOxj2rPugdYmTi YDzEKMHBrCTCq1L0NUGINyWxsiq1KD++qDQntfgQozQHi5I474Wuk/FCAumJJanZqakFqUUw WSYOTqkGJsfjd7oz7k7XLJy3auaqWe2xotqF4mViVpNS46t/HbnmncvnHr386YN7699t0jvb 4qik6fYg8NvLwI1uU3Ufs1TwJpodyfmWfXjhWkNJt9PvavoVdXbI5bwuk60T1BPrOtLp93aP 5KZ9prOuPd7G/jLY8LjQs1k3XzDdZr1+6WlDSdDv5zULLtvae08JlXF7Fbj6/YzFbbnVhuaV X61/1H8WFM6PK1SbxPagOe1/zYRVpRaLxB4Fb7t96u8/06eGSpauE/alhbnkeqgKfE5f/Pbw EdvC/c92sC+8XyE4uU7f44rKyQebCxewTXaznnLVTM3Cxis+48VO97R9K37FnhawFAlfzOkV ePjsSS6XP0osxRmJhlrMRcWJAF1U2DkFAwAA X-CMS-MailID: 20210719221501epcas1p20fb96d4f0b1cec10f98e7376be7ab48f X-Msg-Generator: CA Content-Type: text/plain; charset="utf-8" X-Sendblock-Type: SVC_REQ_APPROVE CMS-TYPE: 101P DLP-Filter: Pass X-CFilter-Loop: Reflected X-CMS-RootMailID: 20210405144459epcas1p3d6df22765afb126a2b2037c5364b0b2e References: <20210405144428.12159-1-a-govindraju@ti.com> <4e298cce-03d4-ede4-dfe5-5abc8080fad2@ti.com> X-BeenThere: u-boot@lists.denx.de X-Mailman-Version: 2.1.34 Precedence: list List-Id: U-Boot discussion List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: u-boot-bounces@lists.denx.de Sender: "U-Boot" X-Virus-Scanned: clamav-milter 0.103.2 at phobos.denx.de X-Virus-Status: Clean Hi Aswath, On 7/19/21 3:48 PM, Aswath Govindraju wrote: > Hi Peng, > > On 09/06/21 8:56 pm, Aswath Govindraju wrote: >> Hi Peng, >> >> On 10/05/21 7:18 pm, Aswath Govindraju wrote: >>> Hi Peng, >>> >>> On 07/04/21 3:52 am, Jaehoon Chung wrote: >>>> On 4/5/21 11:44 PM, Aswath Govindraju wrote: >>>>> From: Faiz Abbas >>>>> >>>>> Enable HS400 speed mode by writing to HOST_CONTROL2 register. >>>>> >>>>> Signed-off-by: Faiz Abbas >>>>> Signed-off-by: Aswath Govindraju >>>> >>>> Reviewed-by: Jaehoon Chung >>>> >>> >>> Can you please pick this patch if there are no comments. >>> >> >> May I know if this okay to be merged ? >> > > A gentle reminder on this patch. This patch has other dependencies that > and are pending merge[1][2]. I don't have the permission to merge on u-boot-mmc git. I have the permission to merge on just u-boot-pmic..But I don't know whether it's the best way to apply this into my u-boot-pmic or not. :) I had been already reviewed about this patch.. So if want to pick this, I think there is no problem about applied together with below patches. Acked-by: Jaehoon Chung Best Regards, Jaehoon Chung > > [1] - https://protect2.fireeye.com/v1/url?k=bf905767-e00b6fae-bf91dc28-0cc47a336fae-6a3fa5da3333a309&q=1&e=ac3de2ef-41d1-4e60-952a-16e2b302cfdd&u=https%3A%2F%2Fpatchwork.ozlabs.org%2Fproject%2Fuboot%2Flist%2F%3Fseries%3D247000 > [2] - https://protect2.fireeye.com/v1/url?k=c93699cd-96ada104-c9371282-0cc47a336fae-de6d85845da27eb0&q=1&e=ac3de2ef-41d1-4e60-952a-16e2b302cfdd&u=https%3A%2F%2Fpatchwork.ozlabs.org%2Fproject%2Fuboot%2Flist%2F%3Fseries%3D245579 > > Thanks, > Aswath > >> Thanks, >> Aswath >> >>> Thanks, >>> Aswath >>> >>>> Best Regards, >>>> Jaehoon Chung >>>> >>>>> --- >>>>> drivers/mmc/sdhci.c | 3 +++ >>>>> 1 file changed, 3 insertions(+) >>>>> >>>>> diff --git a/drivers/mmc/sdhci.c b/drivers/mmc/sdhci.c >>>>> index d9ab6a0a839e..eea4701d8af5 100644 >>>>> --- a/drivers/mmc/sdhci.c >>>>> +++ b/drivers/mmc/sdhci.c >>>>> @@ -507,6 +507,9 @@ void sdhci_set_uhs_timing(struct sdhci_host *host) >>>>> case MMC_HS_200: >>>>> reg |= SDHCI_CTRL_UHS_SDR104; >>>>> break; >>>>> + case MMC_HS_400: >>>>> + reg |= SDHCI_CTRL_HS400; >>>>> + break; >>>>> default: >>>>> reg |= SDHCI_CTRL_UHS_SDR12; >>>>> } >>>>> >>>> >>> >> > >