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Groups > linux.kernel > #1209747
| From | Leo Yan <leo.yan@linaro.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node |
| Date | 2015-08-19 11:40 +0200 |
| Message-ID | <pZ80H-1Xp-31@gated-at.bofh.it> (permalink) |
| References | <pZ80F-1Xp-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Hi6220, below memory regions in DDR have specific purpose:
0x05e0,0000 - 0x05ef,ffff: For MCU firmware using at runtime;
0x0740,f000 - 0x0740,ffff: For MCU firmware's section;
0x06df,f000 - 0x06df,ffff: For mailbox message data.
This patch reserves these memory regions and add device node for
mailbox in dts.
Signed-off-by: Leo Yan <leo.yan@linaro.org>
---
arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts | 20 +++++++++++++++++---
arch/arm64/boot/dts/hisilicon/hi6220.dtsi | 8 ++++++++
2 files changed, 25 insertions(+), 3 deletions(-)
diff --git a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
index e36a539..d5470d3 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
+++ b/arch/arm64/boot/dts/hisilicon/hi6220-hikey.dts
@@ -7,9 +7,6 @@
/dts-v1/;
-/*Reserved 1MB memory for MCU*/
-/memreserve/ 0x05e00000 0x00100000;
-
#include "hi6220.dtsi"
/ {
@@ -28,4 +25,21 @@
device_type = "memory";
reg = <0x0 0x0 0x0 0x40000000>;
};
+
+ reserved-memory {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ ranges;
+
+ mcu-buf@05e00000 {
+ no-map;
+ reg = <0x0 0x05e00000 0x0 0x00100000>, /* MCU firmware buffer */
+ <0x0 0x0740f000 0x0 0x00001000>; /* MCU firmware section */
+ };
+
+ mbox-buf@06dff000 {
+ no-map;
+ reg = <0x0 0x06dff000 0x0 0x00001000>; /* Mailbox message buf */
+ };
+ };
};
diff --git a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
index 3f03380..9ff25bc 100644
--- a/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
+++ b/arch/arm64/boot/dts/hisilicon/hi6220.dtsi
@@ -167,5 +167,13 @@
clocks = <&ao_ctrl 36>, <&ao_ctrl 36>;
clock-names = "uartclk", "apb_pclk";
};
+
+ mailbox: mailbox@f7510000 {
+ #mbox-cells = <1>;
+ compatible = "hisilicon,hi6220-mbox";
+ reg = <0x0 0xf7510000 0x0 0x1000>, /* IPC_S */
+ <0x0 0x06dff800 0x0 0x0800>; /* Mailbox buffer */
+ interrupts = <GIC_SPI 94 IRQ_TYPE_LEVEL_HIGH>;
+ };
};
};
--
1.9.1
--
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[PATCH v1 0/3] mailbox: hisilicon: add Hi6220 mailbox driver Leo Yan <leo.yan@linaro.org> - 2015-08-19 11:40 +0200
[PATCH v1 1/3] dt-bindings: mailbox: Document Hi6220 mailbox driver Leo Yan <leo.yan@linaro.org> - 2015-08-19 11:40 +0200
Re: [PATCH v1 1/3] dt-bindings: mailbox: Document Hi6220 mailbox driver Sudeep Holla <sudeep.holla@arm.com> - 2015-08-25 13:20 +0200
Re: [PATCH v1 1/3] dt-bindings: mailbox: Document Hi6220 mailbox driver Leo Yan <leo.yan@linaro.org> - 2015-08-25 15:10 +0200
[PATCH v1 2/3] mailbox: Hi6220: add mailbox driver Leo Yan <leo.yan@linaro.org> - 2015-08-19 11:40 +0200
[PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leo Yan <leo.yan@linaro.org> - 2015-08-19 11:40 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Mark Rutland <mark.rutland@arm.com> - 2015-08-21 20:50 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leo Yan <leo.yan@linaro.org> - 2015-08-22 15:40 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leo Yan <leo.yan@linaro.org> - 2015-08-24 05:30 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leo Yan <leo.yan@linaro.org> - 2015-08-24 11:20 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Mark Rutland <mark.rutland@arm.com> - 2015-08-24 12:00 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Haojian Zhuang <haojian.zhuang@linaro.org> - 2015-08-24 12:30 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leif Lindholm <leif.lindholm@linaro.org> - 2015-08-24 13:50 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Haojian Zhuang <haojian.zhuang@linaro.org> - 2015-08-25 10:20 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leif Lindholm <leif.lindholm@linaro.org> - 2015-08-25 11:50 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Haojian Zhuang <haojian.zhuang@linaro.org> - 2015-08-25 12:20 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leif Lindholm <leif.lindholm@linaro.org> - 2015-08-25 12:50 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Mark Rutland <mark.rutland@arm.com> - 2015-08-25 12:50 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Haojian Zhuang <haojian.zhuang@linaro.org> - 2015-08-25 15:50 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leif Lindholm <leif.lindholm@linaro.org> - 2015-08-25 16:30 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2015-08-25 17:00 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leif Lindholm <leif.lindholm@linaro.org> - 2015-08-25 17:40 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Ard Biesheuvel <ard.biesheuvel@linaro.org> - 2015-08-25 17:50 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Haojian Zhuang <haojian.zhuang@linaro.org> - 2015-08-26 04:50 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leo Yan <leo.yan@linaro.org> - 2015-08-25 18:10 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Haojian Zhuang <haojian.zhuang@linaro.org> - 2015-08-26 03:30 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leo Yan <leo.yan@linaro.org> - 2015-08-26 09:10 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Mark Rutland <mark.rutland@arm.com> - 2015-08-27 18:40 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leo Yan <leo.yan@linaro.org> - 2015-08-28 08:40 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Daniel Thompson <daniel.thompson@linaro.org> - 2015-08-27 18:00 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Mark Rutland <mark.rutland@arm.com> - 2015-08-27 18:50 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Mark Rutland <mark.rutland@arm.com> - 2015-08-24 14:50 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Haojian Zhuang <haojian.zhuang@linaro.org> - 2015-08-25 10:20 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Mark Rutland <mark.rutland@arm.com> - 2015-08-25 13:10 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Sudeep Holla <sudeep.holla@arm.com> - 2015-08-25 13:40 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Leo Yan <leo.yan@linaro.org> - 2015-08-25 16:10 +0200
Re: [PATCH v1 3/3] arm64: dts: add Hi6220 mailbox node Sudeep Holla <sudeep.holla@arm.com> - 2015-08-25 16:20 +0200
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