Actual driver code for directly mapped SJA1000 into PCI mem region 0.

[lincan.git] / lincan / src / template.c

diff --git a/lincan/src/template.c b/lincan/src/template.c
index e5426087ca69c6ad21da955c574218089ded68b8..6708d5bc4eec447e473a2376d3481ffe526e9b9d 100644 (file)
--- a/lincan/src/template.c
+++ b/lincan/src/template.c
@@ -58,7 +58,7 @@
  *
  * The function template_request_io() is used to reserve the io-memory. If your
  * hardware uses a dedicated memory range as hardware control registers you
- * will have to add the code to reserve this memory as well. 
+ * will have to add the code to reserve this memory as well.
  * %IO_RANGE is the io-memory range that gets reserved, please adjust according
  * your hardware. Example: #define IO_RANGE 0x100 for i82527 chips or
  * #define IO_RANGE 0x20 for sja1000 chips in basic CAN mode.
@@ -99,8 +99,8 @@ int template_release_io(struct candevice_t *candev)
  * template_reset - hardware reset routine
  * @candev: Pointer to candevice/board structure
  *
- * The function template_reset() is used to give a hardware reset. This is 
- * rather hardware specific so I haven't included example code. Don't forget to 
+ * The function template_reset() is used to give a hardware reset. This is
+ * rather hardware specific so I haven't included example code. Don't forget to
  * check the reset status of the chip before returning.
  * Return Value: The function returns zero on success or %-ENODEV on failure
  * File: src/template.c
@@ -128,7 +128,7 @@ int template_reset(struct candevice_t *candev)
  * Return Value: The function always returns zero
  * File: src/template.c
  */
-int template_init_hw_data(struct candevice_t *candev) 
+int template_init_hw_data(struct candevice_t *candev)
 {
        candev->res_addr=RESET_ADDR;
        candev->nr_82527_chips=NR_82527;
@@ -162,7 +162,7 @@ int template_init_hw_data(struct candevice_t *candev)
  * The entry @int_clk_reg holds hardware specific options for the Clock Out
  * register. Options defined in the %i82527.h file:
  * %iCLK_CD0, %iCLK_CD1, %iCLK_CD2, %iCLK_CD3, %iCLK_SL0, %iCLK_SL1.
- * The entry @int_bus_reg holds hardware specific options for the Bus 
+ * The entry @int_bus_reg holds hardware specific options for the Bus
  * Configuration register. Options defined in the %i82527.h file:
  * %iBUS_DR0, %iBUS_DR1, %iBUS_DT1, %iBUS_POL, %iBUS_CBY.
  * The entry @int_cpu_reg holds hardware specific options for the cpu interface
@@ -176,7 +176,7 @@ int template_init_chip_data(struct candevice_t *candev, int chipnr)
        i82527_fill_chipspecops(candev->chip[chipnr]);
        /*sja1000_fill_chipspecops(candev->chip[chipnr]);*/
        /*sja1000p_fill_chipspecops(candev->chip[chipnr]);*/
-       
+
        candev->chip[chipnr]->chip_base_addr=can_ioport2ioptr(candev->io_addr);
        candev->chip[chipnr]->clock = 16000000;
        candev->chip[chipnr]->int_cpu_reg = iCPU_DSC;
@@ -199,7 +199,7 @@ int template_init_chip_data(struct candevice_t *candev, int chipnr)
  * CAN chip. In case of the sja1000 there's only one message object but on the
  * i82527 chip there are 15.
  * The code below is for a i82527 chip and initializes the object base addresses
- * The entry @obj_base_addr represents the first memory address of the message 
+ * The entry @obj_base_addr represents the first memory address of the message
  * object. In case of the sja1000 @obj_base_addr is taken the same as the chips
  * base address.
  * Unless the hardware uses a segmented memory map, flags can be set zero.
@@ -209,7 +209,7 @@ int template_init_chip_data(struct candevice_t *candev, int chipnr)
 int template_init_obj_data(struct canchip_t *chip, int objnr)
 {
        chip->msgobj[objnr]->obj_base_addr=chip->chip_base_addr+(objnr+1)*0x10;
-       
+
        return 0;
 }
 
@@ -217,10 +217,10 @@ int template_init_obj_data(struct canchip_t *chip, int objnr)
  * template_program_irq - program interrupts
  * @candev: Pointer to candevice/board structure
  *
- * The function template_program_irq() is used for hardware that uses 
+ * The function template_program_irq() is used for hardware that uses
  * programmable interrupts. If your hardware doesn't use programmable interrupts
- * you should not set the @candevices_t->flags entry to %CANDEV_PROGRAMMABLE_IRQ and 
- * leave this function unedited. Again this function is hardware specific so 
+ * you should not set the @candevices_t->flags entry to %CANDEV_PROGRAMMABLE_IRQ and
+ * leave this function unedited. Again this function is hardware specific so
  * there's no example code.
  * Return value: The function returns zero on success or %-ENODEV on failure
  * File: src/template.c