Groups | Search | Server Info | Keyboard shortcuts | Login | Register [http] [https] [nntp] [nntps]
Groups > linux.kernel > #1209745
| From | Leo Yan <leo.yan@linaro.org> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | [PATCH v1 1/3] dt-bindings: mailbox: Document Hi6220 mailbox driver |
| Date | 2015-08-19 11:40 +0200 |
| Message-ID | <pZ80G-1Xp-23@gated-at.bofh.it> (permalink) |
| References | <pZ80F-1Xp-7@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
Document the new compatible for Hisilicon Hi6220 mailbox driver.
Signed-off-by: Leo Yan <leo.yan@linaro.org>
---
.../bindings/mailbox/hisilicon,hi6220-mailbox.txt | 57 ++++++++++++++++++++++
1 file changed, 57 insertions(+)
create mode 100644 Documentation/devicetree/bindings/mailbox/hisilicon,hi6220-mailbox.txt
diff --git a/Documentation/devicetree/bindings/mailbox/hisilicon,hi6220-mailbox.txt b/Documentation/devicetree/bindings/mailbox/hisilicon,hi6220-mailbox.txt
new file mode 100644
index 0000000..3dfb0b0
--- /dev/null
+++ b/Documentation/devicetree/bindings/mailbox/hisilicon,hi6220-mailbox.txt
@@ -0,0 +1,57 @@
+Hisilicon Hi6220 Mailbox Driver
+===============================
+
+Hisilicon Hi6220 mailbox supports up to 32 channels. Each channel
+is unidirectional with a maximum message size of 8 words. I/O is
+performed using register access (there is no DMA) and the cell
+raises an interrupt when messages are received.
+
+Mailbox Device Node:
+====================
+
+Required properties:
+--------------------
+- compatible: Shall be "hisilicon,hi6220-mbox"
+- reg: Contains the mailbox register address range (base
+ address and length); the first item is for IPC
+ registers, the second item is shared buffer for
+ slots.
+- #mbox-cells Common mailbox binding property to identify the number
+ of cells required for the mailbox specifier. Should be 1.
+- interrupts: Contains the interrupt information for the mailbox
+ device. The format is dependent on which interrupt
+ controller the SoCs use.
+
+Example:
+--------
+
+ mailbox: mailbox@F7510000 {
+ #mbox-cells = <1>;
+ compatible = "hisilicon,hi6220-mbox";
+ reg = <0x0 0xF7510000 0x0 0x1000>, /* IPC_S */
+ <0x0 0x06DFF800 0x0 0x0800>; /* Mailbox */
+ interrupt-parent = <&gic>;
+ interrupts = <0 94 4>;
+ };
+
+
+Mailbox client
+===============
+
+"mboxes" and the optional "mbox-names" (please see
+Documentation/devicetree/bindings/mailbox/mailbox.txt for details). Each value
+of the mboxes property should contain a phandle to the mailbox controller
+device node and second argument is the channel index. It must be 0 (hardware
+support only one channel). The equivalent "mbox-names" property value can be
+used to give a name to the communication channel to be used by the client user.
+
+Example:
+--------
+
+ stub_clock: stub_clock {
+ compatible = "hisilicon,hi6220-stub-clk";
+ hisilicon,hi6220-clk-sram = <&sram>;
+ #clock-cells = <1>;
+ mbox-names = "mbox-tx";
+ mboxes = <&mailbox 1>;
+ };
--
1.9.1
--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@vger.kernel.org
More majordomo info at http://vger.kernel.org/majordomo-info.html
Please read the FAQ at http://www.tux.org/lkml/
Back to linux.kernel | Previous | Next — Previous in thread | Next in thread | Find similar | Unroll thread
[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
csiph-web