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Tue, 28 Jan 2020 10:06:51 +0100 Received: from euls16034.sgp.st.com (euls16034.sgp.st.com [10.75.44.20]) by beta.dmz-eu.st.com (STMicroelectronics) with ESMTP id 616A710005A; Tue, 28 Jan 2020 10:06:49 +0100 (CET) Received: from Webmail-eu.st.com (sfhdag6node1.st.com [10.75.127.16]) by euls16034.sgp.st.com (STMicroelectronics) with ESMTP id 536E1212A3A; Tue, 28 Jan 2020 10:06:49 +0100 (CET) Received: from localhost (10.75.127.45) by SFHDAG6NODE1.st.com (10.75.127.16) with Microsoft SMTP Server (TLS) id 15.0.1473.3; Tue, 28 Jan 2020 10:06:48 +0100 From: Ludovic Barre To: Ulf Hansson , Rob Herring Subject: [PATCH V2 9/9] mmc: mmci: add sdmmc variant revision 2.0 Date: Tue, 28 Jan 2020 10:06:36 +0100 Message-ID: <20200128090636.13689-10-ludovic.barre@st.com> X-Mailer: git-send-email 2.17.1 In-Reply-To: <20200128090636.13689-1-ludovic.barre@st.com> References: <20200128090636.13689-1-ludovic.barre@st.com> MIME-Version: 1.0 X-Originating-IP: [10.75.127.45] X-ClientProxiedBy: SFHDAG7NODE1.st.com (10.75.127.19) To SFHDAG6NODE1.st.com (10.75.127.16) X-Proofpoint-Virus-Version: vendor=fsecure engine=2.50.10434:6.0.138, 18.0.572 definitions=2020-01-28_02:2020-01-24, 2020-01-28 signatures=0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20200128_010655_616435_CD666C38 X-CRM114-Status: GOOD ( 13.65 ) 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: devicetree@vger.kernel.org, Alexandre Torgue , linux-mmc@vger.kernel.org, linux-kernel@vger.kernel.org, srinivas.kandagatla@linaro.org, Ludovic Barre , Maxime Coquelin , linux-stm32@st-md-mailman.stormreply.com, 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 This patch adds a sdmmc variant revision 2.0. This revision is backward compatible with 1.1, and adds dma link list support. Signed-off-by: Ludovic Barre --- drivers/mmc/host/mmci.c | 30 ++++++++++++++++++++++++++++++ 1 file changed, 30 insertions(+) diff --git a/drivers/mmc/host/mmci.c b/drivers/mmc/host/mmci.c index 24e630183ed4..a774c329c212 100644 --- a/drivers/mmc/host/mmci.c +++ b/drivers/mmc/host/mmci.c @@ -275,6 +275,31 @@ static struct variant_data variant_stm32_sdmmc = { .init = sdmmc_variant_init, }; +static struct variant_data variant_stm32_sdmmcv2 = { + .fifosize = 16 * 4, + .fifohalfsize = 8 * 4, + .f_max = 208000000, + .stm32_clkdiv = true, + .cmdreg_cpsm_enable = MCI_CPSM_STM32_ENABLE, + .cmdreg_lrsp_crc = MCI_CPSM_STM32_LRSP_CRC, + .cmdreg_srsp_crc = MCI_CPSM_STM32_SRSP_CRC, + .cmdreg_srsp = MCI_CPSM_STM32_SRSP, + .cmdreg_stop = MCI_CPSM_STM32_CMDSTOP, + .data_cmd_enable = MCI_CPSM_STM32_CMDTRANS, + .irq_pio_mask = MCI_IRQ_PIO_STM32_MASK, + .datactrl_first = true, + .datacnt_useless = true, + .datalength_bits = 25, + .datactrl_blocksz = 14, + .datactrl_any_blocksz = true, + .stm32_idmabsize_mask = GENMASK(16, 5), + .dma_lli = true, + .busy_timeout = true, + .busy_detect_flag = MCI_STM32_BUSYD0, + .busy_detect_mask = MCI_STM32_BUSYD0ENDMASK, + .init = sdmmc_variant_init, +}; + static struct variant_data variant_qcom = { .fifosize = 16 * 4, .fifohalfsize = 8 * 4, @@ -2343,6 +2368,11 @@ static const struct amba_id mmci_ids[] = { .mask = 0xf0ffffff, .data = &variant_stm32_sdmmc, }, + { + .id = 0x00253180, + .mask = 0xf0ffffff, + .data = &variant_stm32_sdmmcv2, + }, /* Qualcomm variants */ { .id = 0x00051180, -- 2.17.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel