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From: Ludovic Barre <ludovic.barre@st.com>
To: Ulf Hansson <ulf.hansson@linaro.org>, Rob Herring <robh+dt@kernel.org>
Cc: <srinivas.kandagatla@linaro.org>,
	Maxime Coquelin <mcoquelin.stm32@gmail.com>,
	Alexandre Torgue <alexandre.torgue@st.com>,
	<linux-arm-kernel@lists.infradead.org>,
	<linux-kernel@vger.kernel.org>, <devicetree@vger.kernel.org>,
	<linux-mmc@vger.kernel.org>,
	<linux-stm32@st-md-mailman.stormreply.com>,
	Ludovic Barre <ludovic.barre@st.com>
Subject: [PATCH V2 9/9] mmc: mmci: add sdmmc variant revision 2.0
Date: Tue, 28 Jan 2020 10:06:36 +0100	[thread overview]
Message-ID: <20200128090636.13689-10-ludovic.barre@st.com> (raw)
In-Reply-To: <20200128090636.13689-1-ludovic.barre@st.com>

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 <ludovic.barre@st.com>
---
 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


  parent reply	other threads:[~2020-01-28  9:07 UTC|newest]

Thread overview: 17+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2020-01-28  9:06 [PATCH V2 0/9] mmc: mmci: sdmmc: add sdr104 support Ludovic Barre
2020-01-28  9:06 ` [PATCH V2 1/9] mmc: mmci: sdmmc: replace sg_dma_xxx macros Ludovic Barre
2020-01-28  9:06 ` [PATCH V2 2/9] mmc: mmci: sdmmc: rename sdmmc_priv struct to sdmmc_idma Ludovic Barre
2020-01-28  9:06 ` [PATCH V2 3/9] mmc: mmci: add a reference at mmc_host_ops in mmci struct Ludovic Barre
2020-01-28  9:06 ` [PATCH V2 4/9] mmc: mmci: add private pointer for variant Ludovic Barre
2020-01-28  9:06 ` [PATCH V2 5/9] dt-bindings: mmc: mmci: add delay block base register for sdmmc Ludovic Barre
2020-02-05 17:49   ` Rob Herring
2020-01-28  9:06 ` [PATCH V2 6/9] mmc: mmci: sdmmc: add execute tuning with delay block Ludovic Barre
2020-01-28  9:06 ` [PATCH V2 7/9] mmc: mmci: add volt_switch callbacks Ludovic Barre
2020-01-28  9:06 ` [PATCH V2 8/9] mmc: mmci: sdmmc: add voltage switch functions Ludovic Barre
2020-01-28  9:06 ` Ludovic Barre [this message]
2020-02-11 14:44   ` [PATCH V2 9/9] mmc: mmci: add sdmmc variant revision 2.0 Ludovic BARRE
2020-02-19 10:28     ` Ulf Hansson
2020-02-11 14:47 ` [PATCH V2 0/9] mmc: mmci: sdmmc: add sdr104 support Ludovic BARRE
2020-02-11 15:16   ` Ulf Hansson
2020-02-19 10:28 ` Ulf Hansson
2020-02-24 16:20   ` Ludovic BARRE

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