From: Aswath Govindraju <a-govindraju@ti.com>
To: unlisted-recipients:; (no To-header on input)
Cc: Sekhar Nori <nsekhar@ti.com>, Faiz Abbas <faiz_abbas@ti.com>,
Vignesh Raghavendra <vigneshr@ti.com>,
Kishon Vijay Abraham I <kishon@ti.com>,
Aswath Govindraju <a-govindraju@ti.com>,
Adrian Hunter <adrian.hunter@intel.com>,
Ulf Hansson <ulf.hansson@linaro.org>, <linux-mmc@vger.kernel.org>,
<linux-kernel@vger.kernel.org>
Subject: [PATCH] mmc: sdhci_am654: Add Support for TI's AM64 SoC
Date: Wed, 13 Jan 2021 16:47:42 +0530 [thread overview]
Message-ID: <20210113111742.29645-1-a-govindraju@ti.com> (raw)
From: Faiz Abbas <faiz_abbas@ti.com>
Add support for the controller present on the AM64x SoC.
There are two instances:
sdhci0: 8bit bus width, max 400 MBps
sdhci1: 4bit bus width, max 100 MBps
Signed-off-by: Faiz Abbas <faiz_abbas@ti.com>
Signed-off-by: Vignesh Raghavendra <vigneshr@ti.com>
Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Aswath Govindraju <a-govindraju@ti.com>
---
This patch is dependent on,
https://lore.kernel.org/patchwork/patch/1361560/
drivers/mmc/host/sdhci_am654.c | 28 ++++++++++++++++++++++++++++
1 file changed, 28 insertions(+)
diff --git a/drivers/mmc/host/sdhci_am654.c b/drivers/mmc/host/sdhci_am654.c
index a64ea143d185..7a34649b0754 100644
--- a/drivers/mmc/host/sdhci_am654.c
+++ b/drivers/mmc/host/sdhci_am654.c
@@ -514,6 +514,26 @@ static const struct sdhci_am654_driver_data sdhci_j721e_4bit_drvdata = {
.flags = IOMUX_PRESENT,
};
+static const struct sdhci_pltfm_data sdhci_am64_8bit_pdata = {
+ .ops = &sdhci_j721e_8bit_ops,
+ .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
+};
+
+static const struct sdhci_am654_driver_data sdhci_am64_8bit_drvdata = {
+ .pdata = &sdhci_am64_8bit_pdata,
+ .flags = DLL_PRESENT | DLL_CALIB,
+};
+
+static const struct sdhci_pltfm_data sdhci_am64_4bit_pdata = {
+ .ops = &sdhci_j721e_4bit_ops,
+ .quirks2 = SDHCI_QUIRK2_PRESET_VALUE_BROKEN,
+};
+
+static const struct sdhci_am654_driver_data sdhci_am64_4bit_drvdata = {
+ .pdata = &sdhci_am64_4bit_pdata,
+ .flags = IOMUX_PRESENT,
+};
+
static const struct soc_device_attribute sdhci_am654_devices[] = {
{ .family = "AM65X",
.revision = "SR1.0",
@@ -737,6 +757,14 @@ static const struct of_device_id sdhci_am654_of_match[] = {
.compatible = "ti,j721e-sdhci-4bit",
.data = &sdhci_j721e_4bit_drvdata,
},
+ {
+ .compatible = "ti,am64-sdhci-8bit",
+ .data = &sdhci_am64_8bit_drvdata,
+ },
+ {
+ .compatible = "ti,am64-sdhci-4bit",
+ .data = &sdhci_am64_4bit_drvdata,
+ },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, sdhci_am654_of_match);
--
2.17.1
reply other threads:[~2021-01-13 11:19 UTC|newest]
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