Re: [PATCH v1 3/3] ARM64: dts: rk3368: Add mailbox device nodes

[Caesar Wang]

于 2015年10月27日 15:31, Caesar Wang 写道:

This adds mailbox device nodes in dts.

Mailbox is used by the Rockchip CPU cores to communicate
requests to MCU processor.

Signed-off-by: Caesar Wang <w...@rock-chips.com>
---

Changes in v1:
- PATCH[3/3] dts:
- fix "processormZ"--> "processor",the miss-fingerboard.
- Remove the shared memory in mailbox controller dtsi.

  arch/arm64/boot/dts/rockchip/rk3368.dtsi | 12 ++++++++++++
  1 file changed, 12 insertions(+)

diff --git a/arch/arm64/boot/dts/rockchip/rk3368.dtsi 
b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
index cc093a4..cefdad3 100644
--- a/arch/arm64/boot/dts/rockchip/rk3368.dtsi
+++ b/arch/arm64/boot/dts/rockchip/rk3368.dtsi
@@ -484,6 +484,18 @@
                status = "disabled";
        };

+ mbox: mbox@ff6b0000 {

+               compatible = "rockchip,rk3368-mailbox";
+               reg = <0x0 0xff6b0000 0x0 0x1000>,

s/,/;

+               interrupts = <GIC_SPI 146 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 147 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>,
+                            <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
+               clocks = <&cru PCLK_MAILBOX>;
+               clock-names = "pclk_mailbox";
+               #mbox-cells = <1>;
+       };
+
        pmugrf: syscon@ff738000 {
                compatible = "rockchip,rk3368-pmugrf", "syscon";
                reg = <0x0 0xff738000 0x0 0x1000>;