also add the platform_device to 770 and n8x0 board files.
Signed-off-by: Felipe Balbi <felipe.ba...@nokia.com>
---
arch/arm/mach-omap1/board-nokia770.c | 6 ++++++
arch/arm/mach-omap2/board-n8x0.c | 8 ++++++++
drivers/cbus/cbus.c | 34 +++++++++++++++++++++++++++++++++-
3 files changed, 47 insertions(+), 1 deletions(-)
diff --git a/arch/arm/mach-omap1/board-nokia770.c
b/arch/arm/mach-omap1/board-nokia770.c
index db9a1de..a8debf3 100644
--- a/arch/arm/mach-omap1/board-nokia770.c
+++ b/arch/arm/mach-omap1/board-nokia770.c
@@ -97,8 +97,14 @@ static struct platform_device nokia770_kp_device = {
.resource = nokia770_kp_resources,
};
+static struct platform_device nokia770_cbus_device = {
+ .name = "cbus",
+ .id = -1,
+};
+
static struct platform_device *nokia770_devices[] __initdata = {
&nokia770_kp_device,
+ &nokia770_cbus_device,
};
static void mipid_shutdown(struct mipid_platform_data *pdata)
diff --git a/arch/arm/mach-omap2/board-n8x0.c b/arch/arm/mach-omap2/board-n8x0.c
index 764ab1e..068949a 100644
--- a/arch/arm/mach-omap2/board-n8x0.c
+++ b/arch/arm/mach-omap2/board-n8x0.c
@@ -17,6 +17,7 @@
#include <linux/init.h>
#include <linux/io.h>
#include <linux/stddef.h>
+#include <linux/platform_device.h>
#include <linux/spi/spi.h>
#include <linux/usb/musb.h>
@@ -77,6 +78,11 @@ static struct mtd_partition onenand_partitions[] = {
},
};
+static struct platform_device n8x0_cbus_device = {
+ .name = "cbus",
+ .id = -1,
+};
+
static struct omap_onenand_platform_data board_onenand_data = {
.cs = 0,
.gpio_irq = 26,
@@ -111,6 +117,8 @@ static void __init n8x0_init_irq(void)
static void __init n8x0_init_machine(void)
{
+ platform_device_register(&n8x0_cbus_device);
+
/* FIXME: add n810 spi devices */
spi_register_board_info(n800_spi_board_info,
ARRAY_SIZE(n800_spi_board_info));
diff --git a/drivers/cbus/cbus.c b/drivers/cbus/cbus.c
index 145e760..a35941e 100644
--- a/drivers/cbus/cbus.c
+++ b/drivers/cbus/cbus.c
@@ -29,6 +29,7 @@
#include <linux/delay.h>
#include <linux/spinlock.h>
#include <linux/gpio.h>
+#include <linux/platform_device.h>
#include <asm/io.h>
#include <asm/mach-types.h>
@@ -222,7 +223,7 @@ int cbus_write_reg(struct cbus_host *host, int dev, int
reg, u16 val)
}
EXPORT_SYMBOL(cbus_write_reg);
-static int __init cbus_bus_init(void)
+static int __init cbus_bus_probe(struct platform_device *pdev)
{
struct cbus_host *chost;
int ret;
@@ -275,6 +276,8 @@ static int __init cbus_bus_init(void)
gpio_set_value(chost->clk_gpio, 1);
gpio_set_value(chost->clk_gpio, 0);
+ platform_set_drvdata(pdev, chost);
+
cbus_host = chost;
return 0;
@@ -284,13 +287,42 @@ exit2:
gpio_free(chost->clk_gpio);
exit1:
kfree(chost);
+
return ret;
}
+static void __exit cbus_bus_remove(struct platform_device *pdev)
+{
+ struct cbus_host *chost = platform_get_drvdata(pdev);
+
+ gpio_free(chost->dat_gpio);
+ gpio_free(chost->clk_gpio);
+ kfree(chost);
+}
+
+static struct platform_driver cbus_driver = {
+ .remove = __exit_p(cbus_bus_remove),
+ .driver = {
+ .name = "cbus",
+ },
+};
+
+static int __init cbus_bus_init(void)
+{
+ return platform_driver_probe(&cbus_driver, cbus_bus_probe);
+}
+
subsys_initcall(cbus_bus_init);
+static void __exit cbus_bus_exit(void)
+{
+ platform_driver_unregister(&cbus_driver);
+}
+module_exit(cbus_bus_exit);
+
MODULE_DESCRIPTION("CBUS serial protocol");
MODULE_LICENSE("GPL");
MODULE_AUTHOR("Juha Yrjölä");
MODULE_AUTHOR("David Weinehall");
MODULE_AUTHOR("Mikko Ylinen");
+
--
1.6.6.rc0
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