[v3 01/24] dt-bindings: ARM: Mediatek: Add new document bindings of MT8195 clock
Chun-Jie Chen
chun-jie.chen at mediatek.com
Mon Sep 13 19:16:10 PDT 2021
This patch adds the new binding documentation for system clock
and functional clock on Mediatek MT8195.
Signed-off-by: Chun-Jie Chen <chun-jie.chen at mediatek.com>
Reviewed-by: Chen-Yu Tsai <wenst at chromium.org>
---
.../arm/mediatek/mediatek,mt8195-clock.yaml | 254 ++++++++++++++++++
.../mediatek/mediatek,mt8195-sys-clock.yaml | 73 +++++
2 files changed, 327 insertions(+)
create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-clock.yaml
create mode 100644 Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-sys-clock.yaml
diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-clock.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-clock.yaml
new file mode 100644
index 000000000000..17fcbb45d121
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-clock.yaml
@@ -0,0 +1,254 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/arm/mediatek/mediatek,mt8195-clock.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: MediaTek Functional Clock Controller for MT8195
+
+maintainers:
+ - Chun-Jie Chen <chun-jie.chen at mediatek.com>
+
+description:
+ The clock architecture in Mediatek like below
+ PLLs -->
+ dividers -->
+ muxes
+ -->
+ clock gate
+
+ The devices except apusys_pll provide clock gate control in different IP blocks.
+ The apusys_pll provides Plls which generated from SoC 26m for AI Processing Unit.
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - mediatek,mt8195-scp_adsp
+ - mediatek,mt8195-imp_iic_wrap_s
+ - mediatek,mt8195-imp_iic_wrap_w
+ - mediatek,mt8195-mfgcfg
+ - mediatek,mt8195-vppsys0
+ - mediatek,mt8195-wpesys
+ - mediatek,mt8195-wpesys_vpp0
+ - mediatek,mt8195-wpesys_vpp1
+ - mediatek,mt8195-vppsys1
+ - mediatek,mt8195-imgsys
+ - mediatek,mt8195-imgsys1_dip_top
+ - mediatek,mt8195-imgsys1_dip_nr
+ - mediatek,mt8195-imgsys1_wpe
+ - mediatek,mt8195-ipesys
+ - mediatek,mt8195-camsys
+ - mediatek,mt8195-camsys_rawa
+ - mediatek,mt8195-camsys_yuva
+ - mediatek,mt8195-camsys_rawb
+ - mediatek,mt8195-camsys_yuvb
+ - mediatek,mt8195-camsys_mraw
+ - mediatek,mt8195-ccusys
+ - mediatek,mt8195-vdecsys_soc
+ - mediatek,mt8195-vdecsys
+ - mediatek,mt8195-vdecsys_core1
+ - mediatek,mt8195-vencsys
+ - mediatek,mt8195-vencsys_core1
+ - mediatek,mt8195-apusys_pll
+ reg:
+ maxItems: 1
+
+ '#clock-cells':
+ const: 1
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ scp_adsp: clock-controller at 10720000 {
+ compatible = "mediatek,mt8195-scp_adsp";
+ reg = <0x10720000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ imp_iic_wrap_s: clock-controller at 11d03000 {
+ compatible = "mediatek,mt8195-imp_iic_wrap_s";
+ reg = <0x11d03000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ imp_iic_wrap_w: clock-controller at 11e05000 {
+ compatible = "mediatek,mt8195-imp_iic_wrap_w";
+ reg = <0x11e05000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ mfgcfg: clock-controller at 13fbf000 {
+ compatible = "mediatek,mt8195-mfgcfg";
+ reg = <0x13fbf000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ vppsys0: clock-controller at 14000000 {
+ compatible = "mediatek,mt8195-vppsys0";
+ reg = <0x14000000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ wpesys: clock-controller at 14e00000 {
+ compatible = "mediatek,mt8195-wpesys";
+ reg = <0x14e00000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ wpesys_vpp0: clock-controller at 14e02000 {
+ compatible = "mediatek,mt8195-wpesys_vpp0";
+ reg = <0x14e02000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ wpesys_vpp1: clock-controller at 14e03000 {
+ compatible = "mediatek,mt8195-wpesys_vpp1";
+ reg = <0x14e03000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ vppsys1: clock-controller at 14f00000 {
+ compatible = "mediatek,mt8195-vppsys1";
+ reg = <0x14f00000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ imgsys: clock-controller at 15000000 {
+ compatible = "mediatek,mt8195-imgsys";
+ reg = <0x15000000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ imgsys1_dip_top: clock-controller at 15110000 {
+ compatible = "mediatek,mt8195-imgsys1_dip_top";
+ reg = <0x15110000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ imgsys1_dip_nr: clock-controller at 15130000 {
+ compatible = "mediatek,mt8195-imgsys1_dip_nr";
+ reg = <0x15130000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ imgsys1_wpe: clock-controller at 15220000 {
+ compatible = "mediatek,mt8195-imgsys1_wpe";
+ reg = <0x15220000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ ipesys: clock-controller at 15330000 {
+ compatible = "mediatek,mt8195-ipesys";
+ reg = <0x15330000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ camsys: clock-controller at 16000000 {
+ compatible = "mediatek,mt8195-camsys";
+ reg = <0x16000000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ camsys_rawa: clock-controller at 1604f000 {
+ compatible = "mediatek,mt8195-camsys_rawa";
+ reg = <0x1604f000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ camsys_yuva: clock-controller at 1606f000 {
+ compatible = "mediatek,mt8195-camsys_yuva";
+ reg = <0x1606f000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ camsys_rawb: clock-controller at 1608f000 {
+ compatible = "mediatek,mt8195-camsys_rawb";
+ reg = <0x1608f000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ camsys_yuvb: clock-controller at 160af000 {
+ compatible = "mediatek,mt8195-camsys_yuvb";
+ reg = <0x160af000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ camsys_mraw: clock-controller at 16140000 {
+ compatible = "mediatek,mt8195-camsys_mraw";
+ reg = <0x16140000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ ccusys: clock-controller at 17200000 {
+ compatible = "mediatek,mt8195-ccusys";
+ reg = <0x17200000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ vdecsys_soc: clock-controller at 1800f000 {
+ compatible = "mediatek,mt8195-vdecsys_soc";
+ reg = <0x1800f000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ vdecsys: clock-controller at 1802f000 {
+ compatible = "mediatek,mt8195-vdecsys";
+ reg = <0x1802f000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ vdecsys_core1: clock-controller at 1803f000 {
+ compatible = "mediatek,mt8195-vdecsys_core1";
+ reg = <0x1803f000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ vencsys: clock-controller at 1a000000 {
+ compatible = "mediatek,mt8195-vencsys";
+ reg = <0x1a000000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ vencsys_core1: clock-controller at 1b000000 {
+ compatible = "mediatek,mt8195-vencsys_core1";
+ reg = <0x1b000000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ apusys_pll: clock-controller at 190f3000 {
+ compatible = "mediatek,mt8195-apusys_pll";
+ reg = <0x190f3000 0x1000>;
+ #clock-cells = <1>;
+ };
diff --git a/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-sys-clock.yaml b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-sys-clock.yaml
new file mode 100644
index 000000000000..57a1503d95fe
--- /dev/null
+++ b/Documentation/devicetree/bindings/arm/mediatek/mediatek,mt8195-sys-clock.yaml
@@ -0,0 +1,73 @@
+# SPDX-License-Identifier: (GPL-2.0 OR BSD-2-Clause)
+%YAML 1.2
+---
+$id: "http://devicetree.org/schemas/arm/mediatek/mediatek,mt8195-sys-clock.yaml#"
+$schema: "http://devicetree.org/meta-schemas/core.yaml#"
+
+title: MediaTek System Clock Controller for MT8195
+
+maintainers:
+ - Chun-Jie Chen <chun-jie.chen at mediatek.com>
+
+description:
+ The clock architecture in Mediatek like below
+ PLLs -->
+ dividers -->
+ muxes
+ -->
+ clock gate
+
+ The apmixedsys provides most of PLLs which generated from SoC 26m.
+ The topckgen provides dividers and muxes which provide the clock source to other IP blocks.
+ The infracfg_ao and pericfg_ao provides clock gate in peripheral and infrastructure IP blocks.
+
+properties:
+ compatible:
+ items:
+ - enum:
+ - mediatek,mt8195-topckgen
+ - mediatek,mt8195-infracfg_ao
+ - mediatek,mt8195-apmixedsys
+ - mediatek,mt8195-pericfg_ao
+ - const: syscon
+
+ reg:
+ maxItems: 1
+
+ '#clock-cells':
+ const: 1
+
+required:
+ - compatible
+ - reg
+
+additionalProperties: false
+
+examples:
+ - |
+ topckgen: syscon at 10000000 {
+ compatible = "mediatek,mt8195-topckgen", "syscon";
+ reg = <0x10000000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ infracfg_ao: syscon at 10001000 {
+ compatible = "mediatek,mt8195-infracfg_ao", "syscon";
+ reg = <0x10001000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ apmixedsys: syscon at 1000c000 {
+ compatible = "mediatek,mt8195-apmixedsys", "syscon";
+ reg = <0x1000c000 0x1000>;
+ #clock-cells = <1>;
+ };
+
+ - |
+ pericfg_ao: syscon at 11003000 {
+ compatible = "mediatek,mt8195-pericfg_ao", "syscon";
+ reg = <0x11003000 0x1000>;
+ #clock-cells = <1>;
+ };
--
2.18.0
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