This patch adds a SDHCI platform driver for the new IBM Akebono board.
Signed-off-by: Alistair Popple <alistair@xxxxxxxxxxxx>
Cc: Chris Ball <cjb@xxxxxxxxxx>
Cc: linux-mmc@xxxxxxxxxxxxxxx
---
drivers/mmc/host/Kconfig | 12 +++++++
drivers/mmc/host/Makefile | 1 +
drivers/mmc/host/sdhci-of-akebono.c | 60 +++++++++++++++++++++++++++++++++++
3 files changed, 73 insertions(+)
create mode 100644 drivers/mmc/host/sdhci-of-akebono.c
diff --git a/drivers/mmc/host/Kconfig b/drivers/mmc/host/Kconfig
index 7fc5099..d7a1414 100644
--- a/drivers/mmc/host/Kconfig
+++ b/drivers/mmc/host/Kconfig
@@ -130,6 +130,18 @@ config MMC_SDHCI_OF_HLWD
If unsure, say N.
+config MMC_SDHCI_OF_AKEBONO
+ tristate "SDHCI OF support for the IBM Akebono board"
+ depends on MMC_SDHCI_PLTFM
+ depends on PPC_OF
+ help
+ This selects the Secure Digital Host Controller Interface (SDHCI)
+ found on the Akebono 476FP SoC.
+
+ If you have a controller with this interface, say Y or M here.
+
+ If unsure, say N.
+
config MMC_SDHCI_CNS3XXX
tristate "SDHCI support on the Cavium Networks CNS3xxx SoC"
depends on ARCH_CNS3XXX
diff --git a/drivers/mmc/host/Makefile b/drivers/mmc/host/Makefile
index c41d0c3..ea7e757 100644
--- a/drivers/mmc/host/Makefile
+++ b/drivers/mmc/host/Makefile
@@ -59,6 +59,7 @@ obj-$(CONFIG_MMC_SDHCI_DOVE) += sdhci-dove.o
obj-$(CONFIG_MMC_SDHCI_TEGRA) += sdhci-tegra.o
obj-$(CONFIG_MMC_SDHCI_OF_ESDHC) += sdhci-of-esdhc.o
obj-$(CONFIG_MMC_SDHCI_OF_HLWD) += sdhci-of-hlwd.o
+obj-$(CONFIG_MMC_SDHCI_OF_AKEBONO) += sdhci-of-akebono.o
obj-$(CONFIG_MMC_SDHCI_BCM_KONA) += sdhci-bcm-kona.o
obj-$(CONFIG_MMC_SDHCI_BCM2835) += sdhci-bcm2835.o
diff --git a/drivers/mmc/host/sdhci-of-akebono.c b/drivers/mmc/host/sdhci-of-akebono.c
new file mode 100644
index 0000000..20041c1
--- /dev/null
+++ b/drivers/mmc/host/sdhci-of-akebono.c
@@ -0,0 +1,60 @@
+/*
+ * drivers/mmc/host/sdhci-of-akebono.c
+ *
+ * Copyright © 2013 Alistair Popple <alistair@xxxxxxxxxxxx> IBM Corporation
+ *
+ * Based on sdhci-of-hlwd.c
+ *
+ * Copyright (C) 2009 The GameCube Linux Team
+ * Copyright (C) 2009 Albert Herranz
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or (at
+ * your option) any later version.
+ */
+
+#include <linux/delay.h>
+#include <linux/module.h>
+#include <linux/mmc/host.h>
+#include "sdhci-pltfm.h"
+
+static const struct sdhci_ops sdhci_akebono_ops = {
+};
+
+static const struct sdhci_pltfm_data sdhci_akebono_pdata = {
+ .ops = &sdhci_akebono_ops,
+};
+
+static int sdhci_akebono_probe(struct platform_device *pdev)
+{
+ return sdhci_pltfm_register(pdev, &sdhci_akebono_pdata, 0);
+}
+
+static int sdhci_akebono_remove(struct platform_device *pdev)
+{
+ return sdhci_pltfm_unregister(pdev);
+}
+
+static const struct of_device_id sdhci_akebono_of_match[] = {
+ { .compatible = "ibm,akebono-sdhci" },
+ { }
+};
+MODULE_DEVICE_TABLE(of, sdhci_akebono_of_match);
+
+static struct platform_driver sdhci_akebono_driver = {
+ .driver = {
+ .name = "sdhci-akebono",
+ .owner = THIS_MODULE,
+ .of_match_table = sdhci_akebono_of_match,
+ .pm = SDHCI_PLTFM_PMOPS,
+ },
+ .probe = sdhci_akebono_probe,
+ .remove = sdhci_akebono_remove,
+};
+
+module_platform_driver(sdhci_akebono_driver);
+
+MODULE_DESCRIPTION("Akebono SDHCI OF driver");
+MODULE_AUTHOR("Alistair Popple");
+MODULE_LICENSE("GPL v2");
--
1.7.10.4
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