beginning of SPI support

5 files changed, 89 insertions, 0 deletions

diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
new file mode 100644
index 0000000000..1c48ceac70
--- /dev/null
+++ b/drivers/spi/Kconfig
@@ -0,0 +1,14 @@
+menu "SPI drivers                   "
+
+config SPI
+	bool
+	default y
+
+config DRIVER_SPI_IMX
+	bool "i.MX SPI Master driver"
+	depends on ARCH_IMX
+
+config DRIVER_SPI_MC13783
+	bool "MC13783 a.k.a. PMIC driver"
+
+endmenu
diff --git a/drivers/spi/Makefile b/drivers/spi/Makefile
new file mode 100644
index 0000000000..daef099004
--- /dev/null
+++ b/drivers/spi/Makefile
@@ -0,0 +1,4 @@
+obj-y += spi.o
+obj-$(CONFIG_DRIVER_SPI_IMX) += imx_spi.o
+
+obj-$(CONFIG_DRIVER_SPI_MC13783) += mc13783.o
diff --git a/drivers/spi/imx_spi.c b/drivers/spi/imx_spi.c
new file mode 100644
index 0000000000..641e635e29
--- /dev/null
+++ b/drivers/spi/imx_spi.c
@@ -0,0 +1,30 @@
+#include <common.h>
+#include <init.h>
+#include <driver.h>
+#include <spi/spi.h>
+#include <xfuncs.h>
+
+static int imx_spi_probe(struct device_d *dev)
+{
+	struct spi_master *master;
+
+	master = xmalloc(sizeof(struct spi_master));
+
+	spi_register_master(master);
+
+	return 0;
+}
+
+static struct driver_d imx_spi_driver = {
+	.name  = "imx_spi",
+	.probe = imx_spi_probe,
+};
+
+static int imx_spi_init(void)
+{
+        register_driver(&imx_spi_driver);
+        return 0;
+}
+
+device_initcall(imx_spi_init);
+
diff --git a/drivers/spi/mc13783.c b/drivers/spi/mc13783.c
new file mode 100644
index 0000000000..6c467dfb93
--- /dev/null
+++ b/drivers/spi/mc13783.c
@@ -0,0 +1,27 @@
+#include <common.h>
+#include <init.h>
+#include <driver.h>
+#include <spi/spi.h>
+#include <xfuncs.h>
+
+static int pmic_probe(struct device_d *dev)
+{
+	printf("%s\n", __FUNCTION__);
+
+	return 0;
+}
+
+static struct driver_d pmic_driver = {
+	.name  = "mc13783",
+	.probe = pmic_probe,
+};
+
+static int pmic_init(void)
+{
+	printf("%s\n", __FUNCTION__);
+        register_driver(&pmic_driver);
+        return 0;
+}
+
+device_initcall(pmic_init);
+
diff --git a/drivers/spi/spi.c b/drivers/spi/spi.c
new file mode 100644
index 0000000000..765e34d5e2
--- /dev/null
+++ b/drivers/spi/spi.c
@@ -0,0 +1,14 @@
+#include <common.h>
+#include <spi/spi.h>
+
+int spi_register_boardinfo(struct spi_board_info *info, int num)
+{
+	printf("%s\n", __FUNCTION__);
+	return 0;
+}
+
+int spi_register_master(struct spi_master *master)
+{
+	printf("%s\n", __FUNCTION__);
+	return 0;
+}