From: Herve Codina <herve.codina@bootlin.com>
To: Herve Codina <herve.codina@bootlin.com>,
Li Yang <leoyang.li@nxp.com>, Rob Herring <robh+dt@kernel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@linaro.org>,
Liam Girdwood <lgirdwood@gmail.com>,
Mark Brown <broonie@kernel.org>,
Christophe Leroy <christophe.leroy@csgroup.eu>,
Michael Ellerman <mpe@ellerman.id.au>,
Nicholas Piggin <npiggin@gmail.com>,
Qiang Zhao <qiang.zhao@nxp.com>, Jaroslav Kysela <perex@perex.cz>,
Takashi Iwai <tiwai@suse.com>,
Shengjiu Wang <shengjiu.wang@gmail.com>,
Xiubo Li <Xiubo.Lee@gmail.com>,
Fabio Estevam <festevam@gmail.com>,
Nicolin Chen <nicoleotsuka@gmail.com>
Cc: linuxppc-dev@lists.ozlabs.org,
linux-arm-kernel@lists.infradead.org, devicetree@vger.kernel.org,
linux-kernel@vger.kernel.org, alsa-devel@alsa-project.org,
Thomas Petazzoni <thomas.petazzoni@bootlin.com>
Subject: [PATCH v4 05/10] dt-bindings: soc: fsl: cpm_qe: Add QMC controller
Date: Thu, 26 Jan 2023 09:32:17 +0100 [thread overview]
Message-ID: <20230126083222.374243-6-herve.codina@bootlin.com> (raw)
In-Reply-To: <20230126083222.374243-1-herve.codina@bootlin.com>
Add support for the QMC (QUICC Multichannel Controller)
available in some PowerQUICC SoC such as MPC885 or MPC866.
Signed-off-by: Herve Codina <herve.codina@bootlin.com>
---
.../bindings/soc/fsl/cpm_qe/fsl,qmc.yaml | 167 ++++++++++++++++++
1 file changed, 167 insertions(+)
create mode 100644 Documentation/devicetree/bindings/soc/fsl/cpm_qe/fsl,qmc.yaml
diff --git a/Documentation/devicetree/bindings/soc/fsl/cpm_qe/fsl,qmc.yaml b/Documentation/devicetree/bindings/soc/fsl/cpm_qe/fsl,qmc.yaml
new file mode 100644
index 000000000000..9141a8ca183b
--- /dev/null
+++ b/Documentation/devicetree/bindings/soc/fsl/cpm_qe/fsl,qmc.yaml
@@ -0,0 +1,167 @@
+# SPDX-License-Identifier: (GPL-2.0-only OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/soc/fsl/cpm_qe/fsl,qmc.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: PowerQUICC CPM QUICC Multichannel Controller (QMC)
+
+maintainers:
+ - Herve Codina <herve.codina@bootlin.com>
+
+description:
+ The QMC (QUICC Multichannel Controller) emulates up to 64 channels within one
+ serial controller using the same TDM physical interface routed from TSA.
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - fsl,mpc885-scc-qmc
+ - fsl,mpc866-scc-qmc
+ - const: fsl,cpm1-scc-qmc
+
+ reg:
+ items:
+ - description: SCC (Serial communication controller) register base
+ - description: SCC parameter ram base
+ - description: Dual port ram base
+
+ reg-names:
+ items:
+ - const: scc_regs
+ - const: scc_pram
+ - const: dpram
+
+ interrupts:
+ maxItems: 1
+ description: SCC interrupt line in the CPM interrupt controller
+
+ fsl,tsa-serial:
+ $ref: /schemas/types.yaml#/definitions/phandle-array
+ items:
+ - items:
+ - description: phandle to TSA node
+ - enum: [1, 2, 3]
+ description: |
+ TSA serial interface (dt-bindings/soc/fsl,tsa.h defines these
+ values)
+ - 1: SCC2
+ - 2: SCC3
+ - 3: SCC4
+ description:
+ Should be a phandle/number pair. The phandle to TSA node and the TSA
+ serial interface to use.
+
+ '#address-cells':
+ const: 1
+
+ '#size-cells':
+ const: 0
+
+ '#chan-cells':
+ const: 1
+
+patternProperties:
+ '^channel@([0-9]|[1-5][0-9]|6[0-3])$':
+ description:
+ A channel managed by this controller
+ type: object
+
+ properties:
+ reg:
+ minimum: 0
+ maximum: 63
+ description:
+ The channel number
+
+ fsl,operational-mode:
+ $ref: /schemas/types.yaml#/definitions/string
+ enum: [transparent, hdlc]
+ default: transparent
+ description: |
+ The channel operational mode
+ - hdlc: The channel handles HDLC frames
+ - transparent: The channel handles raw data without any processing
+
+ fsl,reverse-data:
+ $ref: /schemas/types.yaml#/definitions/flag
+ description:
+ The bit order as seen on the channels is reversed,
+ transmitting/receiving the MSB of each octet first.
+ This flag is used only in 'transparent' mode.
+
+ fsl,tx-ts-mask:
+ $ref: /schemas/types.yaml#/definitions/uint64
+ description:
+ Channel assigned Tx time-slots within the Tx time-slots routed by the
+ TSA to this cell.
+
+ fsl,rx-ts-mask:
+ $ref: /schemas/types.yaml#/definitions/uint64
+ description:
+ Channel assigned Rx time-slots within the Rx time-slots routed by the
+ TSA to this cell.
+
+ required:
+ - reg
+ - fsl,tx-ts-mask
+ - fsl,rx-ts-mask
+
+required:
+ - compatible
+ - reg
+ - reg-names
+ - interrupts
+ - fsl,tsa-serial
+ - '#address-cells'
+ - '#size-cells'
+ - '#chan-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/soc/fsl,tsa.h>
+
+ qmc@a60 {
+ compatible = "fsl,mpc885-scc-qmc", "fsl,cpm1-scc-qmc";
+ reg = <0xa60 0x20>,
+ <0x3f00 0xc0>,
+ <0x2000 0x1000>;
+ reg-names = "scc_regs", "scc_pram", "dpram";
+ interrupts = <27>;
+ interrupt-parent = <&CPM_PIC>;
+
+ #address-cells = <1>;
+ #size-cells = <0>;
+ #chan-cells = <1>;
+
+ fsl,tsa-serial = <&tsa FSL_CPM_TSA_SCC4>;
+
+ channel@16 {
+ /* Ch16 : First 4 even TS from all routed from TSA */
+ reg = <16>;
+ fsl,mode = "transparent";
+ fsl,reverse-data;
+ fsl,tx-ts-mask = <0x00000000 0x000000aa>;
+ fsl,rx-ts-mask = <0x00000000 0x000000aa>;
+ };
+
+ channel@17 {
+ /* Ch17 : First 4 odd TS from all routed from TSA */
+ reg = <17>;
+ fsl,mode = "transparent";
+ fsl,reverse-data;
+ fsl,tx-ts-mask = <0x00000000 0x00000055>;
+ fsl,rx-ts-mask = <0x00000000 0x00000055>;
+ };
+
+ channel@19 {
+ /* Ch19 : 8 TS (TS 8..15) from all routed from TSA */
+ reg = <19>;
+ fsl,mode = "hdlc";
+ fsl,tx-ts-mask = <0x00000000 0x0000ff00>;
+ fsl,rx-ts-mask = <0x00000000 0x0000ff00>;
+ };
+ };
--
2.39.0
next prev parent reply other threads:[~2023-01-26 8:33 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2023-01-26 8:32 [PATCH v4 00/10] Add the PowerQUICC audio support using the QMC Herve Codina
2023-01-26 8:32 ` [PATCH v4 01/10] dt-bindings: soc: fsl: cpm_qe: Add TSA controller Herve Codina
2023-01-30 18:27 ` Rob Herring
2023-01-31 7:44 ` Herve Codina
2023-01-26 8:32 ` [PATCH v4 02/10] soc: fsl: cpm1: Add support for TSA Herve Codina
2023-02-15 16:10 ` Christophe Leroy
2023-01-26 8:32 ` [PATCH v4 03/10] MAINTAINERS: add the Freescale TSA controller entry Herve Codina
2023-01-26 8:32 ` [PATCH v4 04/10] powerpc/8xx: Use a larger CPM1 command check mask Herve Codina
2023-01-26 9:59 ` Michael Ellerman
2023-01-26 8:32 ` Herve Codina [this message]
2023-01-30 18:30 ` [PATCH v4 05/10] dt-bindings: soc: fsl: cpm_qe: Add QMC controller Rob Herring
2023-01-31 7:45 ` Herve Codina
2023-01-26 8:32 ` [PATCH v4 06/10] soc: fsl: cmp1: Add support for QMC Herve Codina
2023-02-15 12:45 ` kernel test robot
2023-02-15 12:51 ` Christophe Leroy
2023-02-15 16:08 ` Christophe Leroy
2023-02-15 21:42 ` Leo Li
2023-02-15 22:44 ` Leo Li
2023-02-16 6:43 ` Christophe Leroy
2023-01-26 8:32 ` [PATCH v4 07/10] MAINTAINERS: add the Freescale QMC controller entry Herve Codina
2023-01-26 8:32 ` [PATCH v4 08/10] dt-bindings: sound: Add support for QMC audio Herve Codina
2023-01-26 8:32 ` [PATCH v4 09/10] ASoC: fsl: " Herve Codina
2023-01-26 8:32 ` [PATCH v4 10/10] MAINTAINERS: add the Freescale QMC audio entry Herve Codina
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=20230126083222.374243-6-herve.codina@bootlin.com \
--to=herve.codina@bootlin.com \
--cc=Xiubo.Lee@gmail.com \
--cc=alsa-devel@alsa-project.org \
--cc=broonie@kernel.org \
--cc=christophe.leroy@csgroup.eu \
--cc=devicetree@vger.kernel.org \
--cc=festevam@gmail.com \
--cc=krzysztof.kozlowski+dt@linaro.org \
--cc=leoyang.li@nxp.com \
--cc=lgirdwood@gmail.com \
--cc=linux-arm-kernel@lists.infradead.org \
--cc=linux-kernel@vger.kernel.org \
--cc=linuxppc-dev@lists.ozlabs.org \
--cc=mpe@ellerman.id.au \
--cc=nicoleotsuka@gmail.com \
--cc=npiggin@gmail.com \
--cc=perex@perex.cz \
--cc=qiang.zhao@nxp.com \
--cc=robh+dt@kernel.org \
--cc=shengjiu.wang@gmail.com \
--cc=thomas.petazzoni@bootlin.com \
--cc=tiwai@suse.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox;
as well as URLs for NNTP newsgroup(s).