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Brown References: <1563393026-17118-1-git-send-email-wahrenst@gmx.net> <1563393026-17118-10-git-send-email-wahrenst@gmx.net> From: Matthias Brugger Openpgp: preference=signencrypt Autocrypt: addr=matthias.bgg@gmail.com; prefer-encrypt=mutual; keydata= mQINBFP1zgUBEAC21D6hk7//0kOmsUrE3eZ55kjc9DmFPKIz6l4NggqwQjBNRHIMh04BbCMY fL3eT7ZsYV5nur7zctmJ+vbszoOASXUpfq8M+S5hU2w7sBaVk5rpH9yW8CUWz2+ZpQXPJcFa OhLZuSKB1F5JcvLbETRjNzNU7B3TdS2+zkgQQdEyt7Ij2HXGLJ2w+yG2GuR9/iyCJRf10Okq gTh//XESJZ8S6KlOWbLXRE+yfkKDXQx2Jr1XuVvM3zPqH5FMg8reRVFsQ+vI0b+OlyekT/Xe 0Hwvqkev95GG6x7yseJwI+2ydDH6M5O7fPKFW5mzAdDE2g/K9B4e2tYK6/rA7Fq4cqiAw1+u EgO44+eFgv082xtBez5WNkGn18vtw0LW3ESmKh19u6kEGoi0WZwslCNaGFrS4M7OH+aOJeqK fx5dIv2CEbxc6xnHY7dwkcHikTA4QdbdFeUSuj4YhIZ+0QlDVtS1QEXyvZbZky7ur9rHkZvP ZqlUsLJ2nOqsmahMTIQ8Mgx9SLEShWqD4kOF4zNfPJsgEMB49KbS2o9jxbGB+JKupjNddfxZ HlH1KF8QwCMZEYaTNogrVazuEJzx6JdRpR3sFda/0x5qjTadwIW6Cl9tkqe2h391dOGX1eOA 1ntn9O/39KqSrWNGvm+1raHK+Ev1yPtn0Wxn+0oy1tl67TxUjQARAQABtClNYXR0aGlhcyBC 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cv+fOTfJj0/KwFXJaaYh3LUQNILLBNxkSrhCLl8dUg53IbHx4NfIAgqxLWGfXM8DY1aFdU79 pac005PuhxCWkKTJz3gCmznnoat4GCnL5gy/m0Qk45l4PFqwWXVLo9AQg2Kp3mlIFZ6fsEKI AN5hxlbNvNb9V2Zo5bFZjPWPFTxOteM0omUAS+QopwU0yPLLGJVf2iCmItHcUXI+r2JwH1CJ jrHWeQEI2ucSKsNa8FllDmG/fQ== Message-ID: <048fc038-4ba8-ddc9-fbdb-aefa7a35b41a@gmail.com> Date: Thu, 18 Jul 2019 10:34:44 +0200 User-Agent: Mozilla/5.0 (X11; Linux x86_64; rv:60.0) Gecko/20100101 Thunderbird/60.6.1 MIME-Version: 1.0 In-Reply-To: <1563393026-17118-10-git-send-email-wahrenst@gmx.net> Content-Language: en-US X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190718_013449_187546_42E1E53B X-CRM114-Status: GOOD ( 22.08 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: bcm-kernel-feedback-list@broadcom.com, linux-rpi-kernel@lists.infradead.org, linux-arm-kernel@lists.infradead.org Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org On 17/07/2019 21:50, Stefan Wahren wrote: > The additional emmc2 interface of the BCM2838 is an improved version > of the old emmc controller, which is able to provide DDR50 mode on the > Raspberry Pi 4. Except 32 bit only register access no other quirks are > known yet. > > Signed-off-by: Stefan Wahren > --- > drivers/mmc/host/sdhci-iproc.c | 9 +++++++++ > 1 file changed, 9 insertions(+) > > diff --git a/drivers/mmc/host/sdhci-iproc.c b/drivers/mmc/host/sdhci-iproc.c > index 2feb4ef..353cf997 100644 > --- a/drivers/mmc/host/sdhci-iproc.c > +++ b/drivers/mmc/host/sdhci-iproc.c > @@ -261,8 +261,17 @@ static const struct sdhci_iproc_data bcm2835_data = { > .mmc_caps = 0x00000000, > }; > > +static const struct sdhci_pltfm_data sdhci_bcm2838_pltfm_data = { > + .ops = &sdhci_iproc_32only_ops, > +}; > + > +static const struct sdhci_iproc_data bcm2838_data = { > + .pdata = &sdhci_bcm2838_pltfm_data, > +}; > + > static const struct of_device_id sdhci_iproc_of_match[] = { > { .compatible = "brcm,bcm2835-sdhci", .data = &bcm2835_data }, > + { .compatible = "brcm,bcm2838-emmc2", .data = &bcm2838_data }, As far as I'm aware of, the RPi4 FW provides a device-tree with compatible: brcm,bcm2711-emmc2. Shouldn't we add this as well so that we can use the DT passed by the FW? Regards, Matthias > { .compatible = "brcm,sdhci-iproc-cygnus", .data = &iproc_cygnus_data}, > { .compatible = "brcm,sdhci-iproc", .data = &iproc_data }, > { } > -- > 2.7.4 > > > _______________________________________________ > linux-arm-kernel mailing list > linux-arm-kernel@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-arm-kernel > _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel