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Message-ID: <20231206115000.295825-8-jeeheng.sia@starfivetech.com>
Date: Wed, 6 Dec 2023 19:49:51 +0800
From: Sia Jee Heng <jeeheng.sia@...rfivetech.com>
To: <kernel@...il.dk>, <conor@...nel.org>, <robh+dt@...nel.org>,
<krzysztof.kozlowski+dt@...aro.org>, <paul.walmsley@...ive.com>,
<palmer@...belt.com>, <aou@...s.berkeley.edu>,
<mturquette@...libre.com>, <sboyd@...nel.org>,
<p.zabel@...gutronix.de>, <emil.renner.berthing@...onical.com>,
<hal.feng@...rfivetech.com>, <xingyu.wu@...rfivetech.com>
CC: <linux-riscv@...ts.infradead.org>, <devicetree@...r.kernel.org>,
<linux-kernel@...r.kernel.org>, <linux-clk@...r.kernel.org>,
<jeeheng.sia@...rfivetech.com>, <leyfoon.tan@...rfivetech.com>
Subject: [PATCH v1 07/16] dt-bindings: clock: Add StarFive JH8100 System-North-West clock and reset generator
Add bindings for the System-North-West clock and reset generator
(SYSCRG-NW) on JH8100 SoC.
Signed-off-by: Sia Jee Heng <jeeheng.sia@...rfivetech.com>
Reviewed-by: Ley Foon Tan <leyfoon.tan@...rfivetech.com>
---
.../clock/starfive,jh8100-syscrg-nw.yaml | 119 ++++++++++++++++++
.../dt-bindings/clock/starfive,jh8100-crg.h | 45 +++++++
.../dt-bindings/reset/starfive,jh8100-crg.h | 15 +++
3 files changed, 179 insertions(+)
create mode 100644 Documentation/devicetree/bindings/clock/starfive,jh8100-syscrg-nw.yaml
diff --git a/Documentation/devicetree/bindings/clock/starfive,jh8100-syscrg-nw.yaml b/Documentation/devicetree/bindings/clock/starfive,jh8100-syscrg-nw.yaml
new file mode 100644
index 000000000000..b16a874828dd
--- /dev/null
+++ b/Documentation/devicetree/bindings/clock/starfive,jh8100-syscrg-nw.yaml
@@ -0,0 +1,119 @@
+# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause
+%YAML 1.2
+---
+$id: http://devicetree.org/schemas/clock/starfive,jh8100-syscrg-nw.yaml#
+$schema: http://devicetree.org/meta-schemas/core.yaml#
+
+title: StarFive JH8100 System-North-West Clock and Reset Generator
+
+maintainers:
+ - Sia Jee Heng <jeeheng.sia@...rfivetech.com>
+
+properties:
+ compatible:
+ const: starfive,jh8100-syscrg-nw
+
+ reg:
+ maxItems: 1
+
+ clocks:
+ items:
+ - description: Main Oscillator (24 MHz)
+ - description: APB_BUS clock from SYSCRG
+ - description: ISP_2X clock from SYSCRG
+ - description: ISP_AXI clock from SYSCRG
+ - description: VOUT_ROOT0 clock from SYSCRG
+ - description: VOUT_ROOT1 clock from SYSCRG
+ - description: VOUT_SCAN_ATS clock from SYSCRG
+ - description: VOUT_DC_CORE clock from SYSCRG
+ - description: VOUT_AXI clock from SYSCRG
+ - description: AXI_400 clock from SYSCRG
+ - description: AXI_200 clock from SYSCRG
+ - description: Peripheral clock from SYSCRG
+ - description: External DVP clock
+ - description: External ISP DPHY TAP TCK clock
+ - description: External golbal clock
+ - description: External i2s_tscko clock
+ - description: External VOUT MIPI DPHY TAP TCK
+ - description: External VOUT eDP TAP TCK
+ - description: External SPI In2 clock
+
+ clock-names:
+ items:
+ - const: clk_osc
+ - const: sys_clk_apb_bus
+ - const: sys_clk_isp_2x
+ - const: sys_clk_isp_axi
+ - const: sys_clk_vout_root0
+ - const: sys_clk_vout_root1
+ - const: sys_clk_vout_scan_ats
+ - const: sys_clk_vout_dc_core
+ - const: sys_clk_vout_axi
+ - const: sys_clk_axi_400
+ - const: sys_clk_axi_200
+ - const: sys_clk_perh_root_preosc
+ - const: clk_dvp_ext
+ - const: clk_isp_dphy_tap_tck_ext
+ - const: clk_glb_ext_clk
+ - const: clk_i2s_tscko
+ - const: clk_vout_mipi_dphy_tap_tck_ext
+ - const: clk_vout_edp_tap_tck_ext
+ - const: clk_spi_in2_ext
+
+ '#clock-cells':
+ const: 1
+ description:
+ See <dt-bindings/clock/starfive,jh8100-crg.h> for valid indices.
+
+ '#reset-cells':
+ const: 1
+ description:
+ See <dt-bindings/reset/starfive,jh8100-crg.h> for valid indices.
+
+required:
+ - compatible
+ - reg
+ - clocks
+ - clock-names
+ - '#clock-cells'
+ - '#reset-cells'
+
+additionalProperties: false
+
+examples:
+ - |
+ #include <dt-bindings/clock/starfive,jh8100-crg.h>
+
+ clock-controller@...c0000 {
+ compatible = "starfive,jh8100-syscrg-nw";
+ reg = <0x123c0000 0x10000>;
+ clocks = <&clk_osc>, <&syscrg SYSCRG_CLK_APB_BUS>,
+ <&syscrg SYSCRG_CLK_ISP_2X>,
+ <&syscrg SYSCRG_CLK_ISP_AXI>,
+ <&syscrg SYSCRG_CLK_VOUT_ROOT0>,
+ <&syscrg SYSCRG_CLK_VOUT_ROOT1>,
+ <&syscrg SYSCRG_CLK_VOUT_SCAN_ATS>,
+ <&syscrg SYSCRG_CLK_VOUT_DC_CORE>,
+ <&syscrg SYSCRG_CLK_VOUT_AXI>,
+ <&syscrg SYSCRG_CLK_AXI_400>,
+ <&syscrg SYSCRG_CLK_AXI_200>,
+ <&syscrg SYSCRG_CLK_PERH_ROOT_PREOSC>,
+ <&clk_dvp_ext>,
+ <&clk_isp_dphy_tap_tck_ext>,
+ <&clk_glb_ext_clk>,
+ <&clk_i2s_tscko>,
+ <&clk_vout_mipi_dphy_tap_tck_ext>,
+ <&clk_vout_edp_tap_tck_ext>,
+ <&clk_spi_in2_ext>;
+ clock-names = "clk_osc", "sys_clk_apb_bus", "sys_clk_isp_2x",
+ "sys_clk_isp_axi", "sys_clk_vout_root0",
+ "sys_clk_vout_root1", "sys_clk_vout_scan_ats",
+ "sys_clk_vout_dc_core", "sys_clk_vout_axi",
+ "sys_clk_axi_400", "sys_clk_axi_200",
+ "sys_clk_perh_root_preosc", "clk_dvp_ext",
+ "clk_isp_dphy_tap_tck_ext", "clk_glb_ext_clk",
+ "clk_i2s_tscko", "clk_vout_mipi_dphy_tap_tck_ext",
+ "clk_vout_edp_tap_tck_ext", "clk_spi_in2_ext";
+ #clock-cells = <1>;
+ #reset-cells = <1>;
+ };
diff --git a/include/dt-bindings/clock/starfive,jh8100-crg.h b/include/dt-bindings/clock/starfive,jh8100-crg.h
index e5bb588ce798..8417455c2409 100644
--- a/include/dt-bindings/clock/starfive,jh8100-crg.h
+++ b/include/dt-bindings/clock/starfive,jh8100-crg.h
@@ -120,4 +120,49 @@
#define SYSCRG_CLK_NNE_ICG_EN 108
#define SYSCRG_CLK_END 109
+
+/* SYSCRG_NW_CLK */
+#define SYSCRG_NW_CLK_PLL5_DIV2 0
+#define SYSCRG_NW_CLK_GCLK5 1
+#define SYSCRG_NW_CLK_GPIO_100 2
+#define SYSCRG_NW_CLK_GPIO_50 3
+#define SYSCRG_NW_CLK_GPIO_150 4
+#define SYSCRG_NW_CLK_GPIO_60 5
+#define SYSCRG_NW_CLK_IOMUX_WEST_PCLK 6
+#define SYSCRG_NW_CLK_I2C6_APB 7
+#define SYSCRG_NW_CLK_I2C7_APB 8
+#define SYSCRG_NW_CLK_SPI2_APB 9
+#define SYSCRG_NW_CLK_SPI2_CORE 10
+#define SYSCRG_NW_CLK_SPI2_SCLK_IN 11
+#define SYSCRG_NW_CLK_SMBUS1_APB 12
+#define SYSCRG_NW_CLK_SMBUS1_CORE 13
+#define SYSCRG_NW_CLK_ISP_DVP 14
+#define SYSCRG_NW_CLK_ISP_CORE_2X 15
+#define SYSCRG_NW_CLK_ISP_AXI 16
+#define SYSCRG_NW_CLK_ISP_DPHY_TAP_TCK 17
+#define SYSCRG_NW_CLK_FLEXNOC_ISPSLV 18
+#define SYSCRG_NW_CLK_VOUT_PIX0 19
+#define SYSCRG_NW_CLK_VOUT_PIX1 20
+#define SYSCRG_NW_CLK_VOUT_SCAN_ATS 21
+#define SYSCRG_NW_CLK_VOUT_DC_CORE 22
+#define SYSCRG_NW_CLK_VOUT_APB 23
+#define SYSCRG_NW_CLK_VOUT_DSI 24
+#define SYSCRG_NW_CLK_VOUT_AHB 25
+#define SYSCRG_NW_CLK_VOUT_AXI 26
+#define SYSCRG_NW_CLK_VOUT_MIPI_DPHY_TAP_TCK 27
+#define SYSCRG_NW_CLK_VOUT_EDP_PHY_TAP_TCK 28
+#define SYSCRG_NW_CLK_UART5_CORE_PREOSC 29
+#define SYSCRG_NW_CLK_UART5_APB 30
+#define SYSCRG_NW_CLK_UART5_CORE 31
+#define SYSCRG_NW_CLK_UART6_CORE_PREOSC 32
+#define SYSCRG_NW_CLK_UART6_APB 33
+#define SYSCRG_NW_CLK_UART6_CORE 34
+#define SYSCRG_NW_CLK_SPI2_ICG_EN 35
+#define SYSCRG_NW_CLK_SMBUS1_ICG_EN 36
+#define SYSCRG_NW_CLK_ISP_ICG_EN 37
+#define SYSCRG_NW_CLK_VOUT_ICG_EN 38
+#define SYSCRG_NW_CLK_UART5_ICG_EN 39
+#define SYSCRG_NW_CLK_UART6_ICG_EN 40
+
+#define SYSCRG_NW_CLK_END 41
#endif /* __DT_BINDINGS_CLOCK_STARFIVE_JH8100_H__ */
diff --git a/include/dt-bindings/reset/starfive,jh8100-crg.h b/include/dt-bindings/reset/starfive,jh8100-crg.h
index 3b7b92488e76..8c3a858bdf6a 100644
--- a/include/dt-bindings/reset/starfive,jh8100-crg.h
+++ b/include/dt-bindings/reset/starfive,jh8100-crg.h
@@ -20,4 +20,19 @@
#define SYSCRG_RESET_NR_RESETS 8
+/*
+ * syscrg_nw: assert0
+ */
+#define SYSCRG_NW_RSTN_PRESETN 0
+#define SYSCRG_NW_RSTN_SYS_IOMUX_W 1
+#define SYSCRG_NW_RSTN_I2C6 2
+#define SYSCRG_NW_RSTN_I2C7 3
+#define SYSCRG_NW_RSTN_SPI2 4
+#define SYSCRG_NW_RSTN_SMBUS1 5
+#define SYSCRG_NW_RSTN_UART5 6
+#define SYSCRG_NW_RSTN_UART6 7
+#define SYSCRG_NW_RSTN_MERAK0_TVSENSOR 8
+#define SYSCRG_NW_RSTN_MERAK1_TVSENSOR 9
+
+#define SYSCRG_NW_RESET_NR_RESETS 10
#endif /* __DT_BINDINGS_RESET_STARFIVE_JH8100_H__ */
--
2.34.1
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