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mangoh-drivers
Commit f58376a7 by David Frey
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Clean up formatting of can_iot module

parent 4a9ce3c3
Showing with 56 additions and 56 deletions
linux_kernel_modules/can_common/can_iot.c
#include <linux/module.h> #include <linux/module.h>
#include <linux/kernel.h> #include <linux/kernel.h>
#include <linux/platform_device.h> #include <linux/platform_device.h>
#include <linux/irq.h> #include <linux/irq.h>
#include <linux/can/platform/mcp251x.h> #include <linux/can/platform/mcp251x.h>
#include <linux/gpio.h> #include <linux/gpio.h>
...@@ -9,77 +9,77 @@ ...@@ -9,77 +9,77 @@
#include "../mangoh/mangoh_common.h" #include "../mangoh/mangoh_common.h"
/* For later if you need more early startup code for the MCP251x chip driver /* For later if you need more early startup code for the MCP251x chip driver
static struct platform_driver can_iot_drv = { static struct platform_driver can_iot_drv = {
.probe = can_iot_probe, .probe = can_iot_probe,
.remove = can_iot_remove, .remove = can_iot_remove,
.driver = { .driver = {
.name = KBUILD_MODNAME, .name = KBUILD_MODNAME,
.owner = THIS_MODULE, .owner = THIS_MODULE,
}, },
}; };
static int can_iot_probe (struct platform_device *pdev){ static int can_iot_probe (struct platform_device *pdev)
return 0; {
} return 0;
}
static void can_iot_remove(struct platform_device *pdev){
} static void can_iot_remove(struct platform_device *pdev)
{
}
*/ */
static struct mcp251x_platform_data mcp2515_pdata = { static struct mcp251x_platform_data mcp2515_pdata = {
.oscillator_frequency = 16*1000*1000, .oscillator_frequency = 16*1000*1000,
}; };
static struct spi_board_info mcp2515_board_info= { static struct spi_board_info mcp2515_board_info= {
.modalias = "mcp2515", .modalias = "mcp2515",
.platform_data = &mcp2515_pdata, .platform_data = &mcp2515_pdata,
.max_speed_hz = 2*1000*1000, .max_speed_hz = 2*1000*1000,
.mode = SPI_MODE_0, .mode = SPI_MODE_0,
.bus_num = 0, .bus_num = 0,
.chip_select = 0, .chip_select = 0,
}; };
static struct spi_master *spi_master; static struct spi_master *spi_master;
static struct spi_device *spi_device; static struct spi_device *spi_device;
static int __init can_iot_init(void)
{
static int __init can_iot_init(void)
{
/* MCP251x needs us to allocate the GPIO irq it will request */ /* MCP251x needs us to allocate the GPIO irq it will request */
if ((gpio_request(CF3_GPIO42, "can_irq") == 0) && if ((gpio_request(CF3_GPIO42, "can_irq") == 0) &&
(gpio_direction_input(CF3_GPIO42) == 0)) { (gpio_direction_input(CF3_GPIO42) == 0)) {
gpio_export(CF3_GPIO42, 0); gpio_export(CF3_GPIO42, 0);
irq_set_irq_type(gpio_to_irq(CF3_GPIO42), IRQ_TYPE_EDGE_FALLING); irq_set_irq_type(gpio_to_irq(CF3_GPIO42), IRQ_TYPE_EDGE_FALLING);
} else } else
pr_err("can_iot_init: Could not allocate the gpio irq for MCP251x CAN bus interrupt\n"); pr_err("can_iot_init: Could not allocate the gpio irq for MCP251x CAN bus interrupt\n");
mcp2515_board_info.irq = gpio_to_irq(CF3_GPIO42);
mcp2515_board_info.irq = gpio_to_irq(CF3_GPIO42); /* Hook into the SPI bus */
spi_master = spi_busnum_to_master(PRIMARY_SPI_BUS);
if (!spi_master)
pr_err("can_iot_init: No SPI Master on Primary SPI Bus\n");
/* Hook into the SPI bus */ spi_device = spi_new_device(spi_master, &mcp2515_board_info);
spi_master = spi_busnum_to_master(PRIMARY_SPI_BUS); pr_info("can_iot_init: mcp2515 (gpio:%d irq:%d).\n",
if (!spi_master) CF3_GPIO42, mcp2515_board_info.irq);
pr_err("can_iot_init: No SPI Master on Primary SPI Bus\n");
spi_device = spi_new_device(spi_master, &mcp2515_board_info); /* platform_driver_register(&can_iot_drv); */
pr_info("can_iot_init: mcp2515 (gpio:%d irq:%d).\n", return 0;
CF3_GPIO42, mcp2515_board_info.irq); }
/* platform_driver_register(&can_iot_drv); */ static void __exit can_iot_remove (void)
return 0; {
}
static void __exit can_iot_remove (void)
{
gpio_unexport(CF3_GPIO42); gpio_unexport(CF3_GPIO42);
gpio_free(CF3_GPIO42); gpio_free(CF3_GPIO42);
spi_unregister_device(spi_device); spi_unregister_device(spi_device);
/* platform_driver_unregister(&can_iot_drv); */ /* platform_driver_unregister(&can_iot_drv); */
} }
module_init(can_iot_init); module_init(can_iot_init);
module_exit(can_iot_remove); module_exit(can_iot_remove);
MODULE_LICENSE("GPL"); MODULE_LICENSE("GPL");
MODULE_AUTHOR("Sierra Wireless"); MODULE_AUTHOR("Sierra Wireless");
MODULE_DESCRIPTION("Platform data for MCP251x chip driver"); MODULE_DESCRIPTION("Platform data for MCP251x chip driver");
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