Convert the Samsung S5P/Exynos Camera Subsystem (FIMC) bindings to DT schema. Changes during conversion - adjust to existing DTS and Linux driver: add iommus and power-domains. Signed-off-by: Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> --- The patch depends on: https://lore.kernel.org/all/20230207205834.673163-1-krzysztof.kozlowski@xxxxxxxxxx/ --- .../media/samsung,exynos4210-fimc.yaml | 152 ++++++++++ .../bindings/media/samsung,fimc.yaml | 279 ++++++++++++++++++ .../bindings/media/samsung-fimc.txt | 210 ------------- MAINTAINERS | 2 + 4 files changed, 433 insertions(+), 210 deletions(-) create mode 100644 Documentation/devicetree/bindings/media/samsung,exynos4210-fimc.yaml create mode 100644 Documentation/devicetree/bindings/media/samsung,fimc.yaml delete mode 100644 Documentation/devicetree/bindings/media/samsung-fimc.txt diff --git a/Documentation/devicetree/bindings/media/samsung,exynos4210-fimc.yaml b/Documentation/devicetree/bindings/media/samsung,exynos4210-fimc.yaml new file mode 100644 index 000000000000..271d0577a83c --- /dev/null +++ b/Documentation/devicetree/bindings/media/samsung,exynos4210-fimc.yaml @@ -0,0 +1,152 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/samsung,exynos4210-fimc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S5P/Exynos SoC Fully Integrated Mobile Camera + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> + - Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx> + +description: + Each FIMC device should have an alias in the aliases node, in the form of + fimc<n>, where <n> is an integer specifying the IP block instance. + +properties: + compatible: + enum: + - samsung,exynos4210-fimc + - samsung,exynos4212-fimc + - samsung,s5pv210-fimc + + reg: + maxItems: 1 + + clocks: + maxItems: 2 + + clock-names: + items: + - const: fimc + - const: sclk_fimc + + clock-frequency: + description: + Maximum FIMC local clock (LCLK) frequency. + + interrupts: + maxItems: 1 + + iommus: + maxItems: 1 + + power-domains: + maxItems: 1 + + samsung,cam-if: + type: boolean + description: + The FIMC IP block includes the camera input interface. + + samsung,isp-wb: + type: boolean + description: | + The FIMC IP block has the ISP writeback input. + + samsung,lcd-wb: + type: boolean + description: | + The FIMC IP block has the LCD writeback input. + + samsung,mainscaler-ext: + type: boolean + description: + FIMC IP supports extended image size and has CIEXTEN register. + + samsung,min-pix-alignment: + $ref: /schemas/types.yaml#/definitions/uint32-array + items: + - description: Minimum supported image height alignment. + - description: Horizontal image offset. + description: + The values are in pixels and default is <2 1>. + + samsung,min-pix-sizes: + $ref: /schemas/types.yaml#/definitions/uint32-array + maxItems: 2 + description: | + An array specyfing minimum image size in pixels at the FIMC input and + output DMA, in the first and second cell respectively. Default value + is <16 16>. + + samsung,pix-limits: + $ref: /schemas/types.yaml#/definitions/uint32-array + maxItems: 4 + description: | + An array of maximum supported image sizes in pixels, for details refer to + Table 2-1 in the S5PV210 SoC User Manual. The meaning of each cell is as + follows: + 0 - scaler input horizontal size + 1 - input horizontal size for the scaler bypassed + 2 - REAL_WIDTH without input rotation + 3 - REAL_HEIGHT with input rotation + + samsung,rotators: + $ref: /schemas/types.yaml#/definitions/uint32 + default: 0x11 + description: | + A bitmask specifying whether this IP has the input and the output + rotator. Bits 4 and 0 correspond to input and output rotator + respectively. If a rotator is present its corresponding bit should be + set. + + samsung,sysreg: + $ref: /schemas/types.yaml#/definitions/phandle + description: + System Registers (SYSREG) node. + +required: + - compatible + - reg + - clocks + - clock-names + - samsung,pix-limits + +allOf: + - if: + required: + - samsung,isp-wb + then: + required: + - samsung,sysreg + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/exynos4.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + fimc@11800000 { + compatible = "samsung,exynos4212-fimc"; + reg = <0x11800000 0x1000>; + clocks = <&clock CLK_FIMC0>, + <&clock CLK_SCLK_FIMC0>; + clock-names = "fimc", "sclk_fimc"; + interrupts = <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>; + iommus = <&sysmmu_fimc0>; + power-domains = <&pd_cam>; + samsung,sysreg = <&sys_reg>; + + samsung,pix-limits = <4224 8192 1920 4224>; + samsung,mainscaler-ext; + samsung,isp-wb; + samsung,cam-if; + + assigned-clocks = <&clock CLK_MOUT_FIMC0>, + <&clock CLK_SCLK_FIMC0>; + assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>; + assigned-clock-rates = <0>, <176000000>; + }; diff --git a/Documentation/devicetree/bindings/media/samsung,fimc.yaml b/Documentation/devicetree/bindings/media/samsung,fimc.yaml new file mode 100644 index 000000000000..8e3a81f819dd --- /dev/null +++ b/Documentation/devicetree/bindings/media/samsung,fimc.yaml @@ -0,0 +1,279 @@ +# SPDX-License-Identifier: GPL-2.0-only OR BSD-2-Clause +%YAML 1.2 +--- +$id: http://devicetree.org/schemas/media/samsung,fimc.yaml# +$schema: http://devicetree.org/meta-schemas/core.yaml# + +title: Samsung S5P/Exynos SoC Camera Subsystem (FIMC) + +maintainers: + - Krzysztof Kozlowski <krzysztof.kozlowski@xxxxxxxxxx> + - Sylwester Nawrocki <s.nawrocki@xxxxxxxxxxx> + +description: | + The S5P/Exynos SoC Camera subsystem comprises of multiple sub-devices + represented by separate device tree nodes. Currently this includes: Fully + Integrated Mobile Camera (FIMC, in the S5P SoCs series known as CAMIF), MIPI + CSIS, FIMC-LITE and FIMC-IS (ISP). + +properties: + compatible: + const: samsung,fimc + + '#address-cells': + const: 1 + + '#clock-cells': + const: 1 + description: | + The clock specifier cell stores an index of a clock: 0, 1 for + CAM_A_CLKOUT, CAM_B_CLKOUT clocks respectively. + + clocks: + minItems: 2 + maxItems: 4 + + clock-names: + minItems: 2 + items: + - const: sclk_cam0 + - const: sclk_cam1 + - const: pxl_async0 + - const: pxl_async1 + + clock-output-names: + maxItems: 2 + + ranges: true + + '#size-cells': + const: 1 + + parallel-ports: + $ref: /schemas/graph.yaml#/properties/ports + description: + Active parallel video input ports. + + patternProperties: + "^port@[01]$": + $ref: /schemas/graph.yaml#/$defs/port-base + description: + Camera A and camera B inputs. + + properties: + endpoint: + $ref: /schemas/media/video-interfaces.yaml# + unevaluatedProperties: false + + pinctrl-names: + minItems: 1 + items: + - const: default + - const: idle + - const: active_a + - const: active_b + +patternProperties: + "^csis@[0-9a-f]+$": + type: object + $ref: samsung,exynos4210-csis.yaml# + description: MIPI CSI-2 receiver. + + "^fimc@[0-9a-f]+$": + type: object + $ref: samsung,exynos4210-fimc.yaml# + description: Fully Integrated Mobile Camera. + + "^fimc-is@[0-9a-f]+$": + type: object + $ref: samsung,exynos4212-fimc-is.yaml# + description: Imaging Subsystem (FIMC-IS). + + "^fimc-lite@[0-9a-f]+$": + type: object + $ref: samsung,exynos4212-fimc-lite.yaml# + description: Camera host interface (FIMC-LITE). + +required: + - compatible + - '#address-cells' + - '#clock-cells' + - clocks + - clock-names + - clock-output-names + - ranges + - '#size-cells' + +additionalProperties: false + +examples: + - | + #include <dt-bindings/clock/exynos4.h> + #include <dt-bindings/gpio/gpio.h> + #include <dt-bindings/interrupt-controller/arm-gic.h> + + camera@11800000 { + compatible = "samsung,fimc"; + #clock-cells = <1>; + #address-cells = <1>; + #size-cells = <1>; + ranges = <0x0 0x0 0x18000000>; + + clocks = <&clock CLK_SCLK_CAM0>, <&clock CLK_SCLK_CAM1>, + <&clock CLK_PIXELASYNCM0>, <&clock CLK_PIXELASYNCM1>; + clock-names = "sclk_cam0", "sclk_cam1", "pxl_async0", "pxl_async1"; + clock-output-names = "cam_a_clkout", "cam_b_clkout"; + + assigned-clocks = <&clock CLK_MOUT_CAM0>, + <&clock CLK_MOUT_CAM1>; + assigned-clock-parents = <&clock CLK_XUSBXTI>, + <&clock CLK_XUSBXTI>; + + pinctrl-0 = <&cam_port_a_clk_active &cam_port_b_clk_active>; + pinctrl-names = "default"; + + fimc@11800000 { + compatible = "samsung,exynos4212-fimc"; + reg = <0x11800000 0x1000>; + interrupts = <GIC_SPI 84 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clock CLK_FIMC0>, + <&clock CLK_SCLK_FIMC0>; + clock-names = "fimc", "sclk_fimc"; + power-domains = <&pd_cam>; + samsung,sysreg = <&sys_reg>; + iommus = <&sysmmu_fimc0>; + + samsung,pix-limits = <4224 8192 1920 4224>; + samsung,mainscaler-ext; + samsung,isp-wb; + samsung,cam-if; + }; + + /* ... FIMC 1-3 */ + + csis@11880000 { + compatible = "samsung,exynos4210-csis"; + reg = <0x11880000 0x4000>; + interrupts = <GIC_SPI 78 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clock CLK_CSIS0>, + <&clock CLK_SCLK_CSIS0>; + clock-names = "csis", "sclk_csis"; + assigned-clocks = <&clock CLK_MOUT_CSIS0>, + <&clock CLK_SCLK_CSIS0>; + assigned-clock-parents = <&clock CLK_MOUT_MPLL_USER_T>; + assigned-clock-rates = <0>, <176000000>; + + bus-width = <4>; + power-domains = <&pd_cam>; + phys = <&mipi_phy 0>; + phy-names = "csis"; + #address-cells = <1>; + #size-cells = <0>; + + vddcore-supply = <&ldo8_reg>; + vddio-supply = <&ldo10_reg>; + + /* Camera C (3) MIPI CSI-2 (CSIS0) */ + port@3 { + reg = <3>; + endpoint { + remote-endpoint = <&s5c73m3_ep>; + data-lanes = <1 2 3 4>; + samsung,csis-hs-settle = <12>; + }; + }; + }; + + /* ... CSIS 1 */ + + fimc-lite@12390000 { + compatible = "samsung,exynos4212-fimc-lite"; + reg = <0x12390000 0x1000>; + interrupts = <GIC_SPI 105 IRQ_TYPE_LEVEL_HIGH>; + power-domains = <&pd_isp>; + clocks = <&isp_clock CLK_ISP_FIMC_LITE0>; + clock-names = "flite"; + iommus = <&sysmmu_fimc_lite0>; + }; + + /* ... FIMC-LITE 1 */ + + fimc-is@12000000 { + compatible = "samsung,exynos4212-fimc-is"; + reg = <0x12000000 0x260000>; + interrupts = <GIC_SPI 90 IRQ_TYPE_LEVEL_HIGH>, + <GIC_SPI 95 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&isp_clock CLK_ISP_FIMC_LITE0>, + <&isp_clock CLK_ISP_FIMC_LITE1>, + <&isp_clock CLK_ISP_PPMUISPX>, + <&isp_clock CLK_ISP_PPMUISPMX>, + <&isp_clock CLK_ISP_FIMC_ISP>, + <&isp_clock CLK_ISP_FIMC_DRC>, + <&isp_clock CLK_ISP_FIMC_FD>, + <&isp_clock CLK_ISP_MCUISP>, + <&isp_clock CLK_ISP_GICISP>, + <&isp_clock CLK_ISP_MCUCTL_ISP>, + <&isp_clock CLK_ISP_PWM_ISP>, + <&isp_clock CLK_ISP_DIV_ISP0>, + <&isp_clock CLK_ISP_DIV_ISP1>, + <&isp_clock CLK_ISP_DIV_MCUISP0>, + <&isp_clock CLK_ISP_DIV_MCUISP1>, + <&clock CLK_MOUT_MPLL_USER_T>, + <&clock CLK_ACLK200>, + <&clock CLK_ACLK400_MCUISP>, + <&clock CLK_DIV_ACLK200>, + <&clock CLK_DIV_ACLK400_MCUISP>, + <&clock CLK_UART_ISP_SCLK>; + clock-names = "lite0", "lite1", "ppmuispx", + "ppmuispmx", "isp", + "drc", "fd", "mcuisp", + "gicisp", "mcuctl_isp", "pwm_isp", + "ispdiv0", "ispdiv1", "mcuispdiv0", + "mcuispdiv1", "mpll", "aclk200", + "aclk400mcuisp", "div_aclk200", + "div_aclk400mcuisp", "uart"; + iommus = <&sysmmu_fimc_isp>, <&sysmmu_fimc_drc>, + <&sysmmu_fimc_fd>, <&sysmmu_fimc_mcuctl>; + iommu-names = "isp", "drc", "fd", "mcuctl"; + power-domains = <&pd_isp>; + + #address-cells = <1>; + #size-cells = <1>; + ranges; + + pmu@10020000 { + reg = <0x10020000 0x3000>; + }; + + i2c-isp@12140000 { + compatible = "samsung,exynos4212-i2c-isp"; + reg = <0x12140000 0x100>; + clocks = <&isp_clock CLK_ISP_I2C1_ISP>; + clock-names = "i2c_isp"; + pinctrl-0 = <&fimc_is_i2c1>; + pinctrl-names = "default"; + #address-cells = <1>; + #size-cells = <0>; + + image-sensor@10 { + compatible = "samsung,s5k6a3"; + reg = <0x10>; + svdda-supply = <&cam_io_reg>; + svddio-supply = <&ldo19_reg>; + afvdd-supply = <&ldo19_reg>; + clock-frequency = <24000000>; + /* CAM_B_CLKOUT */ + clocks = <&camera 1>; + clock-names = "extclk"; + gpios = <&gpm1 6 GPIO_ACTIVE_LOW>; + + port { + endpoint { + remote-endpoint = <&csis1_ep>; + data-lanes = <1>; + }; + }; + }; + }; + }; + }; diff --git a/Documentation/devicetree/bindings/media/samsung-fimc.txt b/Documentation/devicetree/bindings/media/samsung-fimc.txt deleted file mode 100644 index f90267f1180e..000000000000 --- a/Documentation/devicetree/bindings/media/samsung-fimc.txt +++ /dev/null @@ -1,210 +0,0 @@ -Samsung S5P/Exynos SoC Camera Subsystem (FIMC) ----------------------------------------------- - -The S5P/Exynos SoC Camera subsystem comprises of multiple sub-devices -represented by separate device tree nodes. Currently this includes: FIMC (in -the S5P SoCs series known as CAMIF), MIPI CSIS, FIMC-LITE and FIMC-IS (ISP). - -The sub-subdevices are defined as child nodes of the common 'camera' node which -also includes common properties of the whole subsystem not really specific to -any single sub-device, like common camera port pins or the CAMCLK clock outputs -for external image sensors attached to an SoC. - -Common 'camera' node --------------------- - -Required properties: - -- compatible: must be "samsung,fimc" -- clocks: list of clock specifiers, corresponding to entries in - the clock-names property; -- clock-names : must contain "sclk_cam0", "sclk_cam1", "pxl_async0", - "pxl_async1" entries, matching entries in the clocks property. - -- #clock-cells: from the common clock bindings (../clock/clock-bindings.txt), - must be 1. A clock provider is associated with the 'camera' node and it should - be referenced by external sensors that use clocks provided by the SoC on - CAM_*_CLKOUT pins. The clock specifier cell stores an index of a clock. - The indices are 0, 1 for CAM_A_CLKOUT, CAM_B_CLKOUT clocks respectively. - -- clock-output-names: from the common clock bindings, should contain names of - clocks registered by the camera subsystem corresponding to CAM_A_CLKOUT, - CAM_B_CLKOUT output clocks respectively. - -The pinctrl bindings defined in ../pinctrl/pinctrl-bindings.txt must be used -to define a required pinctrl state named "default" and optional pinctrl states: -"idle", "active-a", active-b". These optional states can be used to switch the -camera port pinmux at runtime. The "idle" state should configure both the camera -ports A and B into high impedance state, especially the CAMCLK clock output -should be inactive. For the "active-a" state the camera port A must be activated -and the port B deactivated and for the state "active-b" it should be the other -way around. - -The 'camera' node must include at least one 'fimc' child node. - - -'fimc' device nodes -------------------- - -Required properties: - -- compatible: "samsung,s5pv210-fimc" for S5PV210, "samsung,exynos4210-fimc" - for Exynos4210 and "samsung,exynos4212-fimc" for Exynos4x12 SoCs; -- reg: physical base address and length of the registers set for the device; -- interrupts: should contain FIMC interrupt; -- clocks: list of clock specifiers, must contain an entry for each required - entry in clock-names; -- clock-names: must contain "fimc", "sclk_fimc" entries. -- samsung,pix-limits: an array of maximum supported image sizes in pixels, for - details refer to Table 2-1 in the S5PV210 SoC User Manual; The meaning of - each cell is as follows: - 0 - scaler input horizontal size, - 1 - input horizontal size for the scaler bypassed, - 2 - REAL_WIDTH without input rotation, - 3 - REAL_HEIGHT with input rotation, -- samsung,sysreg: a phandle to the SYSREG node. - -Each FIMC device should have an alias in the aliases node, in the form of -fimc<n>, where <n> is an integer specifying the IP block instance. - -Optional properties: - -- clock-frequency: maximum FIMC local clock (LCLK) frequency; -- samsung,min-pix-sizes: an array specyfing minimum image size in pixels at - the FIMC input and output DMA, in the first and second cell respectively. - Default value when this property is not present is <16 16>; -- samsung,min-pix-alignment: minimum supported image height alignment (first - cell) and the horizontal image offset (second cell). The values are in pixels - and default to <2 1> when this property is not present; -- samsung,mainscaler-ext: a boolean property indicating whether the FIMC IP - supports extended image size and has CIEXTEN register; -- samsung,rotators: a bitmask specifying whether this IP has the input and - the output rotator. Bits 4 and 0 correspond to input and output rotator - respectively. If a rotator is present its corresponding bit should be set. - Default value when this property is not specified is 0x11. -- samsung,cam-if: a bolean property indicating whether the IP block includes - the camera input interface. -- samsung,isp-wb: this property must be present if the IP block has the ISP - writeback input. -- samsung,lcd-wb: this property must be present if the IP block has the LCD - writeback input. - - -'parallel-ports' node ---------------------- - -This node should contain child 'port' nodes specifying active parallel video -input ports. It includes camera A and camera B inputs. 'reg' property in the -port nodes specifies data input - 1, 2 indicates input A, B respectively. - -Optional properties - -- samsung,camclk-out (deprecated) : specifies clock output for remote sensor, - 0 - CAM_A_CLKOUT, 1 - CAM_B_CLKOUT; - -Image sensor nodes ------------------- - -The sensor device nodes should be added to their control bus controller (e.g. -I2C0) nodes and linked to a port node in the csis or the parallel-ports node, -using the common video interfaces bindings, defined in video-interfaces.txt. - -Example: - - aliases { - fimc0 = &fimc_0; - }; - - /* Parallel bus IF sensor */ - i2c_0: i2c@13860000 { - s5k6aa: sensor@3c { - compatible = "samsung,s5k6aafx"; - reg = <0x3c>; - vddio-supply = <...>; - - clock-frequency = <24000000>; - clocks = <&camera 1>; - clock-names = "mclk"; - - port { - s5k6aa_ep: endpoint { - remote-endpoint = <&fimc0_ep>; - bus-width = <8>; - hsync-active = <0>; - vsync-active = <1>; - pclk-sample = <1>; - }; - }; - }; - - /* MIPI CSI-2 bus IF sensor */ - s5c73m3: sensor@1a { - compatible = "samsung,s5c73m3"; - reg = <0x1a>; - vddio-supply = <...>; - - clock-frequency = <24000000>; - clocks = <&camera 0>; - clock-names = "mclk"; - - port { - s5c73m3_1: endpoint { - data-lanes = <1 2 3 4>; - remote-endpoint = <&csis0_ep>; - }; - }; - }; - }; - - camera@11800000 { - compatible = "samsung,fimc"; - clocks = <&clock 132>, <&clock 133>, <&clock 351>, - <&clock 352>; - clock-names = "sclk_cam0", "sclk_cam1", "pxl_async0", - "pxl_async1"; - #clock-cells = <1>; - clock-output-names = "cam_a_clkout", "cam_b_clkout"; - pinctrl-names = "default"; - pinctrl-0 = <&cam_port_a_clk_active>; - ranges; - #address-cells = <1>; - #size-cells = <1>; - - /* parallel camera ports */ - parallel-ports { - /* camera A input */ - port@1 { - reg = <1>; - fimc0_ep: endpoint { - remote-endpoint = <&s5k6aa_ep>; - bus-width = <8>; - hsync-active = <0>; - vsync-active = <1>; - pclk-sample = <1>; - }; - }; - }; - - fimc_0: fimc@11800000 { - compatible = "samsung,exynos4210-fimc"; - reg = <0x11800000 0x1000>; - interrupts = <0 85 0>; - }; - - csis_0: csis@11880000 { - compatible = "samsung,exynos4210-csis"; - reg = <0x11880000 0x1000>; - interrupts = <0 78 0>; - /* camera C input */ - port@3 { - reg = <3>; - csis0_ep: endpoint { - remote-endpoint = <&s5c73m3_ep>; - data-lanes = <1 2 3 4>; - samsung,csis-hs-settle = <12>; - }; - }; - }; - }; - -The MIPI-CSIS device binding is defined in samsung-mipi-csis.txt. diff --git a/MAINTAINERS b/MAINTAINERS index 0f22dc1c95ae..87140ebb9a40 100644 --- a/MAINTAINERS +++ b/MAINTAINERS @@ -18466,8 +18466,10 @@ L: linux-media@xxxxxxxxxxxxxxx S: Supported Q: https://patchwork.linuxtv.org/project/linux-media/list/ F: Documentation/devicetree/bindings/media/samsung,exynos4210-csis.yaml +F: Documentation/devicetree/bindings/media/samsung,exynos4210-fimc.yaml F: Documentation/devicetree/bindings/media/samsung,exynos4212-fimc-is.yaml F: Documentation/devicetree/bindings/media/samsung,exynos4212-fimc-lite.yaml +F: Documentation/devicetree/bindings/media/samsung,fimc.yaml F: drivers/media/platform/samsung/exynos4-is/ SAMSUNG SOC CLOCK DRIVERS -- 2.34.1
