[PATCH v1 3/4] arm: dts: mt7623: add display related nodes

CK Hu ck.hu at mediatek.com
Tue Sep 19 08:26:53 PDT 2017


Hi, Ryder:

Some comment inline.

On Tue, 2017-09-19 at 14:27 +0800, Ryder Lee wrote:
> This patch adds the device nodes for the display function block.
> Also, we add some missing pin macros in mt7623-pinfunc.h.
> 
> Signed-off-by: Ryder Lee <ryder.lee at mediatek.com>
> CC: Linus Walleij <linus.walleij at linaro.org>
> Acked-by: Linus Walleij <linus.walleij at linaro.org>
> ---
>  arch/arm/boot/dts/mt7623.dtsi                 | 210 ++++++++++++++++++++++++++
>  arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts |  41 ++++-
>  include/dt-bindings/pinctrl/mt7623-pinfunc.h  |  12 ++
>  3 files changed, 261 insertions(+), 2 deletions(-)
> 
> diff --git a/arch/arm/boot/dts/mt7623.dtsi b/arch/arm/boot/dts/mt7623.dtsi
> index 9ec3767..e11e5e7 100644
> --- a/arch/arm/boot/dts/mt7623.dtsi
> +++ b/arch/arm/boot/dts/mt7623.dtsi
> @@ -20,6 +20,7 @@
>  #include <dt-bindings/power/mt2701-power.h>
>  #include <dt-bindings/gpio/gpio.h>
>  #include <dt-bindings/phy/phy.h>
> +#include <dt-bindings/memory/mt2701-larb-port.h>
>  #include <dt-bindings/reset/mt2701-resets.h>
>  #include <dt-bindings/thermal/thermal.h>
>  #include "skeleton64.dtsi"
> @@ -28,6 +29,11 @@
>  	compatible = "mediatek,mt7623";
>  	interrupt-parent = <&sysirq>;
>  
> +	aliases {
> +		rdma0 = &rdma0;
> +		rdma1 = &rdma1;

For display, are these two aliases enough?

> +	};
> +
>  	cpu_opp_table: opp_table {
>  		compatible = "operating-points-v2";
>  		opp-shared;
> @@ -273,6 +279,17 @@
>  			     <GIC_SPI 114 IRQ_TYPE_LEVEL_HIGH>;
>  	};
>  
> +	smi_common: smi at 1000c000 {
> +		compatible = "mediatek,mt7623-smi-common",
> +			     "mediatek,mt2701-smi-common";
> +		reg = <0 0x1000c000 0 0x1000>;
> +		clocks = <&infracfg CLK_INFRA_SMI>,
> +			 <&mmsys CLK_MM_SMI_COMMON>,
> +			 <&infracfg CLK_INFRA_SMI>;
> +		clock-names = "apb", "smi", "async";
> +		power-domains = <&scpsys MT2701_POWER_DOMAIN_DISP>;
> +	};
> +
>  	pwrap: pwrap at 1000d000 {
>  		compatible = "mediatek,mt7623-pwrap",
>  			     "mediatek,mt2701-pwrap";
> @@ -286,6 +303,17 @@
>  		clock-names = "spi", "wrap";
>  	};
>  
> +	mipi_tx0: mipi-dphy at 10010000 {
> +		compatible = "mediatek,mt7623-mipi-tx",
> +			     "mediatek,mt2701-mipi-tx";
> +		reg = <0 0x10010000 0 0x90>;
> +		clocks = <&clk26m>;
> +		clock-output-names = "mipi_tx0_pll";
> +		#clock-cells = <0>;
> +		#phy-cells = <0>;
> +		status = "disabled";
> +	};
> +
>  	cir: cir at 10013000 {
>  		compatible = "mediatek,mt7623-cir";
>  		reg = <0 0x10013000 0 0x1000>;
> @@ -304,6 +332,17 @@
>  		reg = <0 0x10200100 0 0x1c>;
>  	};
>  
> +	iommu: mmsys_iommu at 10205000 {
> +		compatible = "mediatek,mt7623-m4u",
> +			     "mediatek,mt2701-m4u";
> +		reg = <0 0x10205000 0 0x1000>;
> +		interrupts = <GIC_SPI 106 IRQ_TYPE_LEVEL_LOW>;
> +		clocks = <&infracfg CLK_INFRA_M4U>;
> +		clock-names = "bclk";
> +		mediatek,larbs = <&larb0 &larb1 &larb2>;
> +		#iommu-cells = <1>;
> +	};
> +
>  	efuse: efuse at 10206000 {
>  		compatible = "mediatek,mt7623-efuse",
>  			     "mediatek,mt8173-efuse";
> @@ -661,6 +700,169 @@
>  		status = "disabled";
>  	};
>  
> +	mmsys: syscon at 14000000 {
> +		compatible = "mediatek,mt7623-mmsys",
> +			     "mediatek,mt2701-mmsys",
> +			     "syscon";
> +		reg = <0 0x14000000 0 0x1000>;
> +		#clock-cells = <1>;
> +	};
> +
> +	display_components: dispsys at 14000000 {
> +		compatible = "mediatek,mt7623-mmsys",
> +			     "mediatek,mt2701-mmsys";
> +		reg = <0 0x14000000 0 0x1000>;
> +		power-domains = <&scpsys MT2701_POWER_DOMAIN_DISP>;
> +	};
> +
> +	ovl at 14007000 {
> +		compatible = "mediatek,mt7623-disp-ovl",
> +			     "mediatek,mt2701-disp-ovl";
> +		reg = <0 0x14007000 0 0x1000>;
> +		interrupts = <GIC_SPI 153 IRQ_TYPE_LEVEL_LOW>;
> +		clocks = <&mmsys CLK_MM_DISP_OVL>;
> +		iommus = <&iommu MT2701_M4U_PORT_DISP_OVL_0>;
> +		mediatek,larb = <&larb0>;
> +	};
> +
> +	rdma0: rdma at 14008000 {
> +		compatible = "mediatek,mt7623-disp-rdma",
> +			     "mediatek,mt2701-disp-rdma";
> +		reg = <0 0x14008000 0 0x1000>;
> +		interrupts = <GIC_SPI 152 IRQ_TYPE_LEVEL_LOW>;
> +		clocks = <&mmsys CLK_MM_DISP_RDMA>;
> +		iommus = <&iommu MT2701_M4U_PORT_DISP_RDMA>;
> +		mediatek,larb = <&larb0>;
> +	};
> +
> +	wdma at 14009000 {
> +		compatible = "mediatek,mt7623-disp-wdma",
> +			     "mediatek,mt2701-disp-wdma";

There is neither "mediatek,mt7623-disp-wdma" nor
"mediatek,mt2701-disp-wdma" in driver, do you really need this device
node?

> +		reg = <0 0x14009000 0 0x1000>;
> +		interrupts = <GIC_SPI 154 IRQ_TYPE_LEVEL_LOW>;
> +		clocks = <&mmsys CLK_MM_DISP_WDMA>;
> +		iommus = <&iommu MT2701_M4U_PORT_DISP_WDMA>;
> +		mediatek,larb = <&larb0>;
> +	};
> +
> +	bls: bls at 1400a000 {
> +		compatible = "mediatek,mt7623-disp-pwm",
> +			     "mediatek,mt2701-disp-pwm";
> +		reg = <0 0x1400a000 0 0x1000>;
> +		#pwm-cells = <2>;
> +		clocks = <&mmsys CLK_MM_MDP_BLS_26M>,
> +			 <&mmsys CLK_MM_DISP_BLS>;
> +		clock-names = "main", "mm";
> +		status = "disabled";
> +	};
> +
> +	color at 1400b000 {

color: color at 1400b000 {

> +		compatible = "mediatek,mt7623-disp-color",
> +			     "mediatek,mt2701-disp-color";
> +		reg = <0 0x1400b000 0 0x1000>;
> +		interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_LOW>;
> +		clocks = <&mmsys CLK_MM_DISP_COLOR>;
> +	};
> +
> +	dsi: dsi at 1400c000 {
> +		compatible = "mediatek,mt7623-dsi",
> +			     "mediatek,mt2701-dsi";
> +		reg = <0 0x1400c000 0 0x1000>;
> +		interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_LOW>;
> +		clocks = <&mmsys CLK_MM_DSI_ENGINE>,
> +			 <&mmsys CLK_MM_DSI_DIG>,
> +			 <&mipi_tx0>;
> +		clock-names = "engine", "digital", "hs";
> +		phys = <&mipi_tx0>;
> +		phy-names = "dphy";
> +		status = "disabled";
> +	};
> +
> +	mutex: mutex at 1400e000 {
> +		compatible = "mediatek,mt7623-disp-mutex",
> +			     "mediatek,mt2701-disp-mutex";
> +		reg = <0 0x1400e000 0 0x1000>;
> +		interrupts = <GIC_SPI 161 IRQ_TYPE_LEVEL_LOW>;
> +		clocks = <&mmsys CLK_MM_MUTEX_32K>;
> +	};
> +
> +	larb0: larb at 14010000 {
> +		compatible = "mediatek,mt7623-smi-larb",
> +			     "mediatek,mt2701-smi-larb";
> +		reg = <0 0x14010000 0 0x1000>;
> +		mediatek,smi = <&smi_common>;
> +		mediatek,larb-id = <0>;
> +		clocks = <&mmsys CLK_MM_SMI_LARB0>,
> +			 <&mmsys CLK_MM_SMI_LARB0>;
> +		clock-names = "apb", "smi";
> +		power-domains = <&scpsys MT2701_POWER_DOMAIN_DISP>;
> +	};
> +
> +	rdma1: rdma at 14012000 {
> +		compatible = "mediatek,mt7623-disp-rdma",
> +			     "mediatek,mt2701-disp-rdma";
> +		reg = <0 0x14012000 0 0x1000>;
> +		interrupts = <GIC_SPI 164 IRQ_TYPE_LEVEL_LOW>;
> +		clocks = <&mmsys CLK_MM_DISP_RDMA1>;
> +		iommus = <&iommu MT2701_M4U_PORT_DISP_RDMA1>;
> +		mediatek,larb = <&larb0>;
> +	};
> +
> +	imgsys: syscon at 15000000 {
> +		compatible = "mediatek,mt7623-imgsys",
> +			     "mediatek,mt2701-imgsys",
> +			     "syscon";
> +		reg = <0 0x15000000 0 0x1000>;
> +		#clock-cells = <1>;
> +	};
> +
> +	larb2: larb at 15001000 {
> +		compatible = "mediatek,mt7623-smi-larb",
> +			     "mediatek,mt2701-smi-larb";
> +		reg = <0 0x15001000 0 0x1000>;
> +		mediatek,smi = <&smi_common>;
> +		mediatek,larb-id = <2>;
> +		clocks = <&imgsys CLK_IMG_SMI_COMM>,
> +			 <&imgsys CLK_IMG_SMI_COMM>;
> +		clock-names = "apb", "smi";
> +		power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
> +	};
> +
> +	jpegdec: jpegdec at 15004000 {
> +		compatible = "mediatek,mt7623-jpgdec",
> +			     "mediatek,mt2701-jpgdec";
> +		reg = <0 0x15004000 0 0x1000>;
> +		interrupts = <GIC_SPI 143 IRQ_TYPE_LEVEL_LOW>;
> +		clocks =  <&imgsys CLK_IMG_JPGDEC_SMI>,
> +			  <&imgsys CLK_IMG_JPGDEC>;
> +		clock-names = "jpgdec-smi",
> +			      "jpgdec";
> +		power-domains = <&scpsys MT2701_POWER_DOMAIN_ISP>;
> +		mediatek,larb = <&larb2>;
> +		iommus = <&iommu MT2701_M4U_PORT_JPGDEC_WDMA>,
> +			 <&iommu MT2701_M4U_PORT_JPGDEC_BSDMA>;
> +	};
> +
> +	vdecsys: syscon at 16000000 {
> +		compatible = "mediatek,mt7623-vdecsys",
> +			     "mediatek,mt2701-vdecsys",
> +			     "syscon";
> +		reg = <0 0x16000000 0 0x1000>;
> +		#clock-cells = <1>;
> +	};
> +
> +	larb1: larb at 16010000 {
> +		compatible = "mediatek,mt7623-smi-larb",
> +			     "mediatek,mt2701-smi-larb";
> +		reg = <0 0x16010000 0 0x1000>;
> +		mediatek,smi = <&smi_common>;
> +		mediatek,larb-id = <1>;
> +		clocks = <&vdecsys CLK_VDEC_CKGEN>,
> +			 <&vdecsys CLK_VDEC_LARB>;
> +		clock-names = "apb", "smi";
> +		power-domains = <&scpsys MT2701_POWER_DOMAIN_VDEC>;
> +	};
> +
>  	hifsys: syscon at 1a000000 {
>  		compatible = "mediatek,mt7623-hifsys",
>  			     "mediatek,mt2701-hifsys",
> @@ -799,4 +1001,12 @@
>  		power-domains = <&scpsys MT2701_POWER_DOMAIN_ETH>;
>  		status = "disabled";
>  	};
> +
> +	bdpsys: syscon at 1c000000 {
> +		compatible = "mediatek,mt7623-bdpsys",
> +			     "mediatek,mt2701-bdpsys",
> +			     "syscon";
> +		reg = <0 0x1c000000 0 0x1000>;
> +		#clock-cells = <1>;
> +	};
>  };
> diff --git a/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts b/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts
> index 688a863..267a05a 100644
> --- a/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts
> +++ b/arch/arm/boot/dts/mt7623n-bananapi-bpi-r2.dts
> @@ -17,6 +17,17 @@
>  		serial2 = &uart2;
>  	};
>  
> +	backlight_lcd: backlight_lcd {
> +		compatible = "pwm-backlight";
> +		pwms = <&bls 0 100000>;
> +		brightness-levels = <
> +			  0  16  32  48  64  80  96 112
> +			128 144 160 176 192 208 224 240
> +			255
> +		>;
> +		default-brightness-level = <9>;
> +	};
> +
>  	chosen {
>  		stdout-path = "serial2:115200n8";
>  	};
> @@ -86,6 +97,12 @@
>  	};
>  };
>  
> +&bls {
> +	status = "okay";
> +	pinctrl-names = "default";
> +	pinctrl-0 = <&bls_pins_a>;
> +};
> +
>  &cir {
>  	pinctrl-names = "default";
>  	pinctrl-0 = <&cir_pins_a>;
> @@ -210,6 +227,12 @@
>  };
>  
>  &pio {
> +	bls_pins_a: bls at 0 {
> +		pins_cmd_dat {
> +			pinmux = <MT7623_PIN_203_PWM0_FUNC_DISP_PWM>;
> +		};
> +	};
> +
>  	cir_pins_a:cir at 0 {
>  		pins_cir {
>  			pinmux = <MT7623_PIN_46_IR_FUNC_IR>;
> @@ -273,6 +296,21 @@
>  		};
>  	};
>  
> +	mipi_dsi_pin: mipi_dsi_pin {
> +		pins_cmd_dat {
> +			pinmux = <MT7623_PIN_100_MIPI_TDP0_FUNC_TDP0>,
> +				 <MT7623_PIN_99_MIPI_TDN0_FUNC_TDN0>,
> +				 <MT7623_PIN_98_MIPI_TDP1_FUNC_TDP1>,
> +				 <MT7623_PIN_97_MIPI_TDN1_FUNC_TDN1>,
> +				 <MT7623_PIN_96_MIPI_TCP_FUNC_TCP>,
> +				 <MT7623_PIN_95_MIPI_TCN_FUNC_TCN>,
> +				 <MT7623_PIN_94_MIPI_TDP2_FUNC_TDP2>,
> +				 <MT7623_PIN_93_MIPI_TDN2_FUNC_TDN2>,
> +				 <MT7623_PIN_92_MIPI_TDP3_FUNC_TDP3>,
> +				 <MT7623_PIN_91_MIPI_TDN3_FUNC_TDN3>;
> +		};
> +	};
> +
>  	mmc0_pins_default: mmc0default {
>  		pins_cmd_dat {
>  			pinmux = <MT7623_PIN_111_MSDC0_DAT7_FUNC_MSDC0_DAT7>,
> @@ -378,8 +416,7 @@
>  
>  	pwm_pins_a: pwm at 0 {
>  		pins_pwm {
> -			pinmux = <MT7623_PIN_203_PWM0_FUNC_PWM0>,
> -				 <MT7623_PIN_204_PWM1_FUNC_PWM1>,
> +			pinmux = <MT7623_PIN_204_PWM1_FUNC_PWM1>,
>  				 <MT7623_PIN_205_PWM2_FUNC_PWM2>,
>  				 <MT7623_PIN_206_PWM3_FUNC_PWM3>,
>  				 <MT7623_PIN_207_PWM4_FUNC_PWM4>;
> diff --git a/include/dt-bindings/pinctrl/mt7623-pinfunc.h b/include/dt-bindings/pinctrl/mt7623-pinfunc.h
> index 436a87b..72bed67 100644
> --- a/include/dt-bindings/pinctrl/mt7623-pinfunc.h
> +++ b/include/dt-bindings/pinctrl/mt7623-pinfunc.h
> @@ -272,6 +272,18 @@
>  #define MT7623_PIN_84_DSI_TE_FUNC_GPIO84 (MTK_PIN_NO(84) | 0)
>  #define MT7623_PIN_84_DSI_TE_FUNC_DSI_TE (MTK_PIN_NO(84) | 1)
>  
> +#define MT7623_PIN_91_MIPI_TDN3_FUNC_GPIO91 (MTK_PIN_NO(91) | 0)
> +#define MT7623_PIN_91_MIPI_TDN3_FUNC_TDN3 (MTK_PIN_NO(91) | 1)
> +
> +#define MT7623_PIN_92_MIPI_TDP3_FUNC_GPIO92 (MTK_PIN_NO(92) | 0)
> +#define MT7623_PIN_92_MIPI_TDP3_FUNC_TDP3 (MTK_PIN_NO(92) | 1)
> +
> +#define MT7623_PIN_93_MIPI_TDN2_FUNC_GPIO93 (MTK_PIN_NO(93) | 0)
> +#define MT7623_PIN_93_MIPI_TDN2_FUNC_TDN2 (MTK_PIN_NO(93) | 1)
> +
> +#define MT7623_PIN_94_MIPI_TDP2_FUNC_GPIO94 (MTK_PIN_NO(94) | 0)
> +#define MT7623_PIN_94_MIPI_TDP2_FUNC_TDP2 (MTK_PIN_NO(94) | 1)
> +
>  #define MT7623_PIN_95_MIPI_TCN_FUNC_GPIO95 (MTK_PIN_NO(95) | 0)
>  #define MT7623_PIN_95_MIPI_TCN_FUNC_TCN (MTK_PIN_NO(95) | 1)
>  

Regards,
CK




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