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-rw-r--r--Documentation/powerpc/mpc52xx-device-tree-bindings.txt12
1 files changed, 12 insertions, 0 deletions
diff --git a/Documentation/powerpc/mpc52xx-device-tree-bindings.txt b/Documentation/powerpc/mpc52xx-device-tree-bindings.txt
index 5e03610e186f..cda7a7dffa6d 100644
--- a/Documentation/powerpc/mpc52xx-device-tree-bindings.txt
+++ b/Documentation/powerpc/mpc52xx-device-tree-bindings.txt
@@ -186,6 +186,12 @@ Recommended soc5200 child nodes; populate as needed for your board
186name device_type compatible Description 186name device_type compatible Description
187---- ----------- ---------- ----------- 187---- ----------- ---------- -----------
188gpt@<addr> gpt fsl,mpc5200-gpt General purpose timers 188gpt@<addr> gpt fsl,mpc5200-gpt General purpose timers
189gpt@<addr> gpt fsl,mpc5200-gpt-gpio General purpose
190 timers in GPIO mode
191gpio@<addr> fsl,mpc5200-gpio MPC5200 simple gpio
192 controller
193gpio@<addr> fsl,mpc5200-gpio-wkup MPC5200 wakeup gpio
194 controller
189rtc@<addr> rtc mpc5200-rtc Real time clock 195rtc@<addr> rtc mpc5200-rtc Real time clock
190mscan@<addr> mscan mpc5200-mscan CAN bus controller 196mscan@<addr> mscan mpc5200-mscan CAN bus controller
191pci@<addr> pci mpc5200-pci PCI bridge 197pci@<addr> pci mpc5200-pci PCI bridge
@@ -225,6 +231,12 @@ PSC in i2s mode: The mpc5200 and mpc5200b PSCs are not compatible when in
225i2s mode. An 'mpc5200b-psc-i2s' node cannot include 'mpc5200-psc-i2s' in the 231i2s mode. An 'mpc5200b-psc-i2s' node cannot include 'mpc5200-psc-i2s' in the
226compatible field. 232compatible field.
227 233
2347) GPIO controller nodes
235Each GPIO controller node should have the empty property gpio-controller and
236#gpio-cells set to 2. First cell is the GPIO number which is interpreted
237according to the bit numbers in the GPIO control registers. The second cell
238is for flags which is currently unsused.
239
228IV - Extra Notes 240IV - Extra Notes
229================ 241================
230 242