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Message-ID: <20230221083323.302471-8-xingyu.wu@starfivetech.com>
Date: Tue, 21 Feb 2023 16:33:19 +0800
From: Xingyu Wu <xingyu.wu@...rfivetech.com>
To: <linux-riscv@...ts.infradead.org>, <devicetree@...r.kernel.org>,
"Michael Turquette" <mturquette@...libre.com>,
Stephen Boyd <sboyd@...nel.org>,
Krzysztof Kozlowski <krzysztof.kozlowski+dt@...aro.org>,
Philipp Zabel <p.zabel@...gutronix.de>,
Emil Renner Berthing <kernel@...il.dk>
CC: Rob Herring <robh+dt@...nel.org>, Conor Dooley <conor@...nel.org>,
"Paul Walmsley" <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>,
Albert Ou <aou@...s.berkeley.edu>,
Hal Feng <hal.feng@...rfivetech.com>,
Xingyu Wu <xingyu.wu@...rfivetech.com>,
<linux-kernel@...r.kernel.org>, <linux-clk@...r.kernel.org>
Subject: [PATCH v2 07/11] dt-bindings: clock: Add StarFive JH7110 Video-Output clock and reset generator
Add bindings for the Video-Output clock and reset generator (VOUTCRG)
on the JH7110 RISC-V SoC by StarFive Ltd.
Signed-off-by: Xingyu Wu <xingyu.wu@...rfivetech.com>
---
.../clock/starfive,jh7110-voutcrg.yaml | 96 +++++++++++++++++++
.../dt-bindings/clock/starfive,jh7110-crg.h | 22 +++++
.../dt-bindings/reset/starfive,jh7110-crg.h | 16 ++++
3 files changed, 134 insertions(+)
create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh7110-voutcrg.yaml
diff --git a/Documentation/devicetree/bindings/clock/starfive,jh7110-voutcrg.yaml b/Documentation/devicetree/bindings/clock/starfive,jh7110-voutcrg.yaml
new file mode 100644
index 000000000000..a6a43d86a392
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/starfive,jh7110-voutcrg.yaml
@@ -0,0 +1,96 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/starfive,jh7110-voutcrg.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JH7110 Video-Output Clock and Reset Generator
+
+maintainers:
+ - Xingyu Wu <xingyu.wu@...rfivetech.com>
+
+properties:
+ compatible:
+ const: starfive,jh7110-voutcrg
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: Vout Top core
+ - description: Vout Top Ahb
+ - description: Vout Top Axi
+ - description: Vout Top HDMI MCLK
+ - description: I2STX0 BCLK
+ - description: external HDMI pixel
+
+ clock-names:
+ items:
+ - const: vout_src
+ - const: vout_top_ahb
+ - const: vout_top_axi
+ - const: vout_top_hdmitx0_mclk
+ - const: i2stx0_bclk
+ - const: hdmitx0_pixelclk
+
+ resets:
+ items:
+ - description: Vout Top core
+
+ reset-names:
+ items:
+ - const: vout_top_src
+
+ '#clock-cells':
+ const: 1
+ description:
+ See <dt-bindings/clock/starfive,jh7110-crg.h> for valid indices.
+
+ '#reset-cells':
+ const: 1
+ description:
+ See <dt-bindings/reset/starfive,jh7110-crg.h> for valid indices.
+
+ power-domains:
+ maxItems: 1
+ description:
+ Vout domain power
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - resets
+ - reset-names
+ - '#clock-cells'
+ - '#reset-cells'
+ - power-domains
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/starfive,jh7110-crg.h>
+ #include <dt-bindings/power/starfive,jh7110-pmu.h>
+ #include <dt-bindings/reset/starfive,jh7110-crg.h>
+
+ voutcrg: clock-controller@...C0000 {
+ compatible = "starfive,jh7110-voutcrg";
+ reg = <0x295C0000 0x10000>;
+ clocks = <&syscrg JH7110_SYSCLK_VOUT_SRC>,
+ <&syscrg JH7110_SYSCLK_VOUT_TOP_AHB>,
+ <&syscrg JH7110_SYSCLK_VOUT_TOP_AXI>,
+ <&syscrg JH7110_SYSCLK_VOUT_TOP_HDMITX0_MCLK>,
+ <&syscrg JH7110_SYSCLK_I2STX0_BCLK>,
+ <&hdmitx0_pixelclk>;
+ clock-names = "vout_src", "vout_top_ahb",
+ "vout_top_axi", "vout_top_hdmitx0_mclk",
+ "i2stx0_bclk", "hdmitx0_pixelclk";
+ resets = <&syscrg JH7110_SYSRST_VOUT_TOP_SRC>;
+ reset-names = "vout_top_src";
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ power-domains = <&pwrc JH7110_PD_VOUT>;
+ };
diff --git a/include/dt-bindings/clock/starfive,jh7110-crg.h b/include/dt-bindings/clock/starfive,jh7110-crg.h
index 91ee589809c3..3ebece93cbd3 100644
--- a/include/dt-bindings/clock/starfive,jh7110-crg.h
+++ b/include/dt-bindings/clock/starfive,jh7110-crg.h
@@ -274,4 +274,26 @@
#define JH7110_ISPCLK_END 14
+/* VOUTCRG clocks */
+#define JH7110_VOUTCLK_APB 0
+#define JH7110_VOUTCLK_DC8200_PIX 1
+#define JH7110_VOUTCLK_DSI_SYS 2
+#define JH7110_VOUTCLK_TX_ESC 3
+#define JH7110_VOUTCLK_DC8200_AXI 4
+#define JH7110_VOUTCLK_DC8200_CORE 5
+#define JH7110_VOUTCLK_DC8200_AHB 6
+#define JH7110_VOUTCLK_DC8200_PIX0 7
+#define JH7110_VOUTCLK_DC8200_PIX1 8
+#define JH7110_VOUTCLK_DOM_VOUT_TOP_LCD 9
+#define JH7110_VOUTCLK_DSITX_APB 10
+#define JH7110_VOUTCLK_DSITX_SYS 11
+#define JH7110_VOUTCLK_DSITX_DPI 12
+#define JH7110_VOUTCLK_DSITX_TXESC 13
+#define JH7110_VOUTCLK_MIPITX_DPHY_TXESC 14
+#define JH7110_VOUTCLK_HDMI_TX_MCLK 15
+#define JH7110_VOUTCLK_HDMI_TX_BCLK 16
+#define JH7110_VOUTCLK_HDMI_TX_SYS 17
+
+#define JH7110_VOUTCLK_END 18
+
#endif /* __DT_BINDINGS_CLOCK_STARFIVE_JH7110_CRG_H__ */
diff --git a/include/dt-bindings/reset/starfive,jh7110-crg.h b/include/dt-bindings/reset/starfive,jh7110-crg.h
index f23c160ec538..3a3a14bed136 100644
--- a/include/dt-bindings/reset/starfive,jh7110-crg.h
+++ b/include/dt-bindings/reset/starfive,jh7110-crg.h
@@ -195,4 +195,20 @@
#define JH7110_ISPRST_END 12
+/* VOUTCRG resets */
+#define JH7110_VOUTRST_DC8200_AXI 0
+#define JH7110_VOUTRST_DC8200_AHB 1
+#define JH7110_VOUTRST_DC8200_CORE 2
+#define JH7110_VOUTRST_DSITX_DPI 3
+#define JH7110_VOUTRST_DSITX_APB 4
+#define JH7110_VOUTRST_DSITX_RXESC 5
+#define JH7110_VOUTRST_DSITX_SYS 6
+#define JH7110_VOUTRST_DSITX_TXBYTEHS 7
+#define JH7110_VOUTRST_DSITX_TXESC 8
+#define JH7110_VOUTRST_HDMI_TX_HDMI 9
+#define JH7110_VOUTRST_MIPITX_DPHY_SYS 10
+#define JH7110_VOUTRST_MIPITX_DPHY_TXBYTEHS 11
+
+#define JH7110_VOUTRST_END 12
+
#endif /* __DT_BINDINGS_RESET_STARFIVE_JH7110_CRG_H__ */
--
2.25.1
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