summaryrefslogtreecommitdiff
path: root/Documentation/devicetree
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2024-11-25 17:31:39 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2024-11-25 17:31:39 -0800
commit2c22dc1ee3a1d1c50bee5f0f71ebffa86c33e172 (patch)
tree76069e15dcbfaa2f25c8696468f81fdd11d7c906 /Documentation/devicetree
parent2d32fba02e0e5b67fb3a4ea51dde80c0db83f1c1 (diff)
parent7f9e19f207be0c534d517d65e01417ba968cdd34 (diff)
Merge tag 'mailbox-v6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/jassibrar/mailbox
Pull mailbox updates from Jassi Brar: "Common: - switch back from remove_new() to remove() callback imx: - fix format specifier zynqmp: - setup IPI for each child node thead: - Add th1520 driver and bindings qcom: - add SM8750 and SAR2130p compatibles - fix expected clocks for callbacks - use IRQF_NO_SUSPEND for cpucp mtk-cmdq: - switch to __pm_runtime_put_autosuspend() - fix alloc size of clocks mpfs: - fix reg properties ti-msgmgr: - don't use of_match_ptr helper - enable COMPILE_TEST build pcc: - consider the PCC_ACK_FLAG arm_mhuv2: - fix non-fatal improper reuse of variable" * tag 'mailbox-v6.13' of git://git.kernel.org/pub/scm/linux/kernel/git/jassibrar/mailbox: mailbox: pcc: Check before sending MCTP PCC response ACK mailbox: Switch back to struct platform_driver::remove() mailbox: imx: Modify the incorrect format specifier mailbox: arm_mhuv2: clean up loop in get_irq_chan_comb() mailbox: zynqmp: setup IPI for each valid child node dt-bindings: mailbox: Add thead,th1520-mailbox bindings mailbox: Introduce support for T-head TH1520 Mailbox driver mailbox: mtk-cmdq: fix wrong use of sizeof in cmdq_get_clocks() dt-bindings: mailbox: qcom-ipcc: Add SM8750 dt-bindings: mailbox: qcom,apcs-kpss-global: correct expected clocks for fallbacks dt-bindings: mailbox: qcom-ipcc: Add SAR2130P compatible mailbox: ti-msgmgr: Allow building under COMPILE_TEST mailbox: ti-msgmgr: Remove use of of_match_ptr() helper mailbox: qcom-cpucp: Mark the irq with IRQF_NO_SUSPEND flag mailbox: mtk-cmdq-mailbox: Switch to __pm_runtime_put_autosuspend() mailbox: mpfs: support new, syscon based, devicetree configuration dt-bindings: mailbox: mpfs: fix reg properties
Diffstat (limited to 'Documentation/devicetree')
-rw-r--r--Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml13
-rw-r--r--Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml13
-rw-r--r--Documentation/devicetree/bindings/mailbox/qcom-ipcc.yaml2
-rw-r--r--Documentation/devicetree/bindings/mailbox/thead,th1520-mbox.yaml89
4 files changed, 106 insertions, 11 deletions
diff --git a/Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml b/Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml
index 404477910f02..1332aab9a888 100644
--- a/Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml
+++ b/Documentation/devicetree/bindings/mailbox/microchip,mpfs-mailbox.yaml
@@ -16,6 +16,8 @@ properties:
reg:
oneOf:
- items:
+ - description: mailbox data registers
+ - items:
- description: mailbox control & data registers
- description: mailbox interrupt registers
deprecated: true
@@ -23,6 +25,7 @@ properties:
- description: mailbox control registers
- description: mailbox interrupt registers
- description: mailbox data registers
+ deprecated: true
interrupts:
maxItems: 1
@@ -41,12 +44,12 @@ additionalProperties: false
examples:
- |
soc {
- #address-cells = <2>;
- #size-cells = <2>;
- mbox: mailbox@37020000 {
+ #address-cells = <1>;
+ #size-cells = <1>;
+
+ mailbox@37020800 {
compatible = "microchip,mpfs-mailbox";
- reg = <0x0 0x37020000 0x0 0x58>, <0x0 0x2000318C 0x0 0x40>,
- <0x0 0x37020800 0x0 0x100>;
+ reg = <0x37020800 0x100>;
interrupt-parent = <&L1>;
interrupts = <96>;
#mbox-cells = <1>;
diff --git a/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml b/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml
index 982c741e6225..9d2dfd85b207 100644
--- a/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml
+++ b/Documentation/devicetree/bindings/mailbox/qcom,apcs-kpss-global.yaml
@@ -165,12 +165,13 @@ allOf:
- if:
properties:
compatible:
- enum:
- - qcom,msm8953-apcs-kpss-global
- - qcom,msm8994-apcs-kpss-global
- - qcom,msm8996-apcs-hmss-global
- - qcom,qcm2290-apcs-hmss-global
- - qcom,sdm845-apss-shared
+ contains:
+ enum:
+ - qcom,msm8953-apcs-kpss-global
+ - qcom,msm8994-apcs-kpss-global
+ - qcom,msm8996-apcs-hmss-global
+ - qcom,qcm2290-apcs-hmss-global
+ - qcom,sdm845-apss-shared
then:
properties:
clocks: false
diff --git a/Documentation/devicetree/bindings/mailbox/qcom-ipcc.yaml b/Documentation/devicetree/bindings/mailbox/qcom-ipcc.yaml
index 2d66770ed361..f69c0ec5d19d 100644
--- a/Documentation/devicetree/bindings/mailbox/qcom-ipcc.yaml
+++ b/Documentation/devicetree/bindings/mailbox/qcom-ipcc.yaml
@@ -28,6 +28,7 @@ properties:
- qcom,qdu1000-ipcc
- qcom,sa8255p-ipcc
- qcom,sa8775p-ipcc
+ - qcom,sar2130p-ipcc
- qcom,sc7280-ipcc
- qcom,sc8280xp-ipcc
- qcom,sdx75-ipcc
@@ -38,6 +39,7 @@ properties:
- qcom,sm8450-ipcc
- qcom,sm8550-ipcc
- qcom,sm8650-ipcc
+ - qcom,sm8750-ipcc
- qcom,x1e80100-ipcc
- const: qcom,ipcc
diff --git a/Documentation/devicetree/bindings/mailbox/thead,th1520-mbox.yaml b/Documentation/devicetree/bindings/mailbox/thead,th1520-mbox.yaml
new file mode 100644
index 000000000000..0971fb97896e
--- /dev/null
+++ b/Documentation/devicetree/bindings/mailbox/thead,th1520-mbox.yaml
@@ -0,0 +1,89 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/mailbox/thead,th1520-mbox.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: T-head TH1520 Mailbox Controller
+
+description:
+ The T-head mailbox controller enables communication and coordination between
+ cores within the SoC by passing messages (e.g., data, status, and control)
+ through mailbox channels. It also allows one core to signal another processor
+ using interrupts via the Interrupt Controller Unit (ICU).
+
+maintainers:
+ - Michal Wilczynski <m.wilczynski@samsung.com>
+
+properties:
+ compatible:
+ const: thead,th1520-mbox
+
+ clocks:
+ items:
+ - description: Clock for the local mailbox
+ - description: Clock for remote ICU 0
+ - description: Clock for remote ICU 1
+ - description: Clock for remote ICU 2
+
+ clock-names:
+ items:
+ - const: clk-local
+ - const: clk-remote-icu0
+ - const: clk-remote-icu1
+ - const: clk-remote-icu2
+
+ reg:
+ items:
+ - description: Mailbox local base address
+ - description: Remote ICU 0 base address
+ - description: Remote ICU 1 base address
+ - description: Remote ICU 2 base address
+
+ reg-names:
+ items:
+ - const: local
+ - const: remote-icu0
+ - const: remote-icu1
+ - const: remote-icu2
+
+ interrupts:
+ maxItems: 1
+
+ '#mbox-cells':
+ const: 1
+ description:
+ The one and only cell describes destination CPU ID.
+
+required:
+ - compatible
+ - clocks
+ - clock-names
+ - reg
+ - reg-names
+ - interrupts
+ - '#mbox-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/thead,th1520-clk-ap.h>
+ soc {
+ #address-cells = <2>;
+ #size-cells = <2>;
+ mailbox@ffffc38000 {
+ compatible = "thead,th1520-mbox";
+ reg = <0xff 0xffc38000 0x0 0x4000>,
+ <0xff 0xffc44000 0x0 0x1000>,
+ <0xff 0xffc4c000 0x0 0x1000>,
+ <0xff 0xffc54000 0x0 0x1000>;
+ reg-names = "local", "remote-icu0", "remote-icu1", "remote-icu2";
+ clocks = <&clk CLK_MBOX0>, <&clk CLK_MBOX1>, <&clk CLK_MBOX2>,
+ <&clk CLK_MBOX3>;
+ clock-names = "clk-local", "clk-remote-icu0", "clk-remote-icu1",
+ "clk-remote-icu2";
+ interrupts = <28>;
+ #mbox-cells = <1>;
+ };
+ };