[PATCH 3/3] ARM: dts: AM33XX: Add memory resource to d_can node

AnilKumar Ch anilkumar at ti.com
Thu Nov 15 05:08:25 EST 2012


Add a new address space/memory resource to d_can device tree node. D_CAN
RAM initialization is achieved through RAMINIT register which is part of
AM33XX control module address space. D_CAN RAM init or de-init should be
done by writing instance corresponding value to control module register.

Till we have a separate control module driver to write to control module,
d_can driver will handle the register writes to control module by itself.
So a new address space to represent this control module register is added
to d_can driver.

Signed-off-by: AnilKumar Ch <anilkumar at ti.com>
---
 arch/arm/boot/dts/am33xx.dtsi |    6 ++++--
 1 file changed, 4 insertions(+), 2 deletions(-)

diff --git a/arch/arm/boot/dts/am33xx.dtsi b/arch/arm/boot/dts/am33xx.dtsi
index c92c35f..ea011d6 100644
--- a/arch/arm/boot/dts/am33xx.dtsi
+++ b/arch/arm/boot/dts/am33xx.dtsi
@@ -227,7 +227,8 @@
 		dcan0: d_can at 481cc000 {
 			compatible = "bosch,d_can";
 			ti,hwmods = "d_can0";
-			reg = <0x481cc000 0x2000>;
+			reg = <0x481cc000 0x2000
+				0x44e10644 0x4>;
 			interrupts = <52>;
 			status = "disabled";
 		};
@@ -235,7 +236,8 @@
 		dcan1: d_can at 481d0000 {
 			compatible = "bosch,d_can";
 			ti,hwmods = "d_can1";
-			reg = <0x481d0000 0x2000>;
+			reg = <0x481d0000 0x2000
+				0x44e10644 0x4>;
 			interrupts = <55>;
 			status = "disabled";
 		};
-- 
1.7.9.5



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