mhu/mcan-linux-driver
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Modified Readme

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* Added 'Patch Kernel' section
* Modified example device tree to fit newest driver
This commit is contained in:
Mario Hüttel 2017-04-26 13:18:19 +02:00
parent 1f6deec3fb
commit 09003224fd
1 changed files with 11 additions and 3 deletions
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README.md
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@ -7,11 +7,17 @@ Files
* Kconfig : Config file for menuconfig etc.
* Makefile : Makefile for Kernel Build
Patch Kernel
------------
* Apply the specific commits on your kernel source tree
* Or copy the newest m_can.c to your kernel source tree.
Compile
-------
compile as normal Kernel Driver.
* Driver can be compiled as an externel module.
* Driver can be compiled statically into the kernel.
* selectable with menuconfig
Device Tree
@ -20,6 +26,7 @@ The following code shows a basic device tree for an M_CAN node:
```
/* M_CAN Device Tree Nodes */
/* Example clocks */
hclk: hclk {
compatible = "fixed-clock";
#clock-cells = < 0 >;
@ -30,12 +37,13 @@ cclk: cclk {
#clock-cells = < 0 >;
clock-frequency = <40000000>;
};
/* M_CAN device */
mcan0: can@0xff240000 {
compatible = "bosch,m_can-3.2.1";
compatible = "bosch,m_can";
reg = <0xff240000 0x200>,<0xff260000 0x4000>;
reg-names = "m_can", "message_ram";
interrupt-parent = <&intc>;
/* Shared Interrupt for every M_CAN */
interrupts = <0x0 40 0x4>;
interrupt-names = "int0";
clocks = <&hclk>, <&cclk>;