| Message ID | 20250324180047.1571378-4-dario.binacchi@amarulasolutions.com |
|---|---|
| State | New |
| Headers | show |
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| Related | show |
On 3/24/25 19:00, Dario Binacchi wrote: > [backport from Linux commit 598e5adfeb6062f5d4d352c0ef888b2b29d7e215] > > The patch adds display support on the stm32f769-disco board. > > Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com> > --- > > arch/arm/dts/stm32f769-disco-u-boot.dtsi | 34 -------------- > arch/arm/dts/stm32f769-disco.dts | 58 ++++++++++++++++++++++++ > 2 files changed, 58 insertions(+), 34 deletions(-) > > diff --git a/arch/arm/dts/stm32f769-disco-u-boot.dtsi b/arch/arm/dts/stm32f769-disco-u-boot.dtsi > index c5ae753debe6..16a9eecd4a99 100644 > --- a/arch/arm/dts/stm32f769-disco-u-boot.dtsi > +++ b/arch/arm/dts/stm32f769-disco-u-boot.dtsi > @@ -32,18 +32,6 @@ > compatible = "st,led1"; > led-gpio = <&gpioj 5 0>; > }; > - > - panel: panel { > - compatible = "orisetech,otm8009a"; > - reset-gpios = <&gpioj 15 1>; > - status = "okay"; > - > - port { > - panel_in: endpoint { > - remote-endpoint = <&dsi_out>; > - }; > - }; > - }; > }; > > &dsi { > @@ -52,33 +40,11 @@ > <&clk_hse>; > clock-names = "pclk", "px_clk", "ref"; > bootph-all; > - status = "okay"; > - > - ports { > - port@0 { > - dsi_out: endpoint { > - remote-endpoint = <&panel_in>; > - }; > - }; > - port@1 { > - dsi_in: endpoint { > - remote-endpoint = <&dp_out>; > - }; > - }; > - }; > }; > > <dc { > clocks = <&rcc 0 STM32F7_APB2_CLOCK(LTDC)>; > bootph-all; > - > - ports { > - port@0 { > - dp_out: endpoint { > - remote-endpoint = <&dsi_in>; > - }; > - }; > - }; > }; > > &fmc { > diff --git a/arch/arm/dts/stm32f769-disco.dts b/arch/arm/dts/stm32f769-disco.dts > index b4e240a8e3eb..3fd5140ec5eb 100644 > --- a/arch/arm/dts/stm32f769-disco.dts > +++ b/arch/arm/dts/stm32f769-disco.dts > @@ -24,6 +24,19 @@ > reg = <0xC0000000 0x1000000>; > }; > > + reserved-memory { > + #address-cells = <1>; > + #size-cells = <1>; > + ranges; > + > + linux,dma { > + compatible = "shared-dma-pool"; > + linux,dma-default; > + no-map; > + size = <0x100000>; > + }; > + }; > + > aliases { > serial0 = &usart1; > }; > @@ -78,6 +91,45 @@ > clock-frequency = <25000000>; > }; > > +&dsi { > + #address-cells = <1>; > + #size-cells = <0>; > + status = "okay"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@0 { > + reg = <0>; > + dsi_in: endpoint { > + remote-endpoint = <<dc_out_dsi>; > + }; > + }; > + > + port@1 { > + reg = <1>; > + dsi_out: endpoint { > + remote-endpoint = <&dsi_panel_in>; > + }; > + }; > + }; > + > + panel0: panel@0 { > + compatible = "orisetech,otm8009a"; > + reg = <0>; /* dsi virtual channel (0..3) */ > + reset-gpios = <&gpioj 15 GPIO_ACTIVE_LOW>; > + power-supply = <&vcc_3v3>; > + status = "okay"; > + > + port { > + dsi_panel_in: endpoint { > + remote-endpoint = <&dsi_out>; > + }; > + }; > + }; > +}; > + > &i2c1 { > pinctrl-0 = <&i2c1_pins_b>; > pinctrl-names = "default"; > @@ -88,6 +140,12 @@ > > <dc { > status = "okay"; > + > + port { > + ltdc_out_dsi: endpoint { > + remote-endpoint = <&dsi_in>; > + }; > + }; > }; > > &rtc { Reviewed-by: Patrice Chotard <patrice.chotard@foss.st.com> Thanks Patrice To unsubscribe from this group and stop receiving emails from it, send an email to linux-amarula+unsubscribe@amarulasolutions.com.
diff --git a/arch/arm/dts/stm32f769-disco-u-boot.dtsi b/arch/arm/dts/stm32f769-disco-u-boot.dtsi index c5ae753debe6..16a9eecd4a99 100644 --- a/arch/arm/dts/stm32f769-disco-u-boot.dtsi +++ b/arch/arm/dts/stm32f769-disco-u-boot.dtsi @@ -32,18 +32,6 @@ compatible = "st,led1"; led-gpio = <&gpioj 5 0>; }; - - panel: panel { - compatible = "orisetech,otm8009a"; - reset-gpios = <&gpioj 15 1>; - status = "okay"; - - port { - panel_in: endpoint { - remote-endpoint = <&dsi_out>; - }; - }; - }; }; &dsi { @@ -52,33 +40,11 @@ <&clk_hse>; clock-names = "pclk", "px_clk", "ref"; bootph-all; - status = "okay"; - - ports { - port@0 { - dsi_out: endpoint { - remote-endpoint = <&panel_in>; - }; - }; - port@1 { - dsi_in: endpoint { - remote-endpoint = <&dp_out>; - }; - }; - }; }; <dc { clocks = <&rcc 0 STM32F7_APB2_CLOCK(LTDC)>; bootph-all; - - ports { - port@0 { - dp_out: endpoint { - remote-endpoint = <&dsi_in>; - }; - }; - }; }; &fmc { diff --git a/arch/arm/dts/stm32f769-disco.dts b/arch/arm/dts/stm32f769-disco.dts index b4e240a8e3eb..3fd5140ec5eb 100644 --- a/arch/arm/dts/stm32f769-disco.dts +++ b/arch/arm/dts/stm32f769-disco.dts @@ -24,6 +24,19 @@ reg = <0xC0000000 0x1000000>; }; + reserved-memory { + #address-cells = <1>; + #size-cells = <1>; + ranges; + + linux,dma { + compatible = "shared-dma-pool"; + linux,dma-default; + no-map; + size = <0x100000>; + }; + }; + aliases { serial0 = &usart1; }; @@ -78,6 +91,45 @@ clock-frequency = <25000000>; }; +&dsi { + #address-cells = <1>; + #size-cells = <0>; + status = "okay"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@0 { + reg = <0>; + dsi_in: endpoint { + remote-endpoint = <<dc_out_dsi>; + }; + }; + + port@1 { + reg = <1>; + dsi_out: endpoint { + remote-endpoint = <&dsi_panel_in>; + }; + }; + }; + + panel0: panel@0 { + compatible = "orisetech,otm8009a"; + reg = <0>; /* dsi virtual channel (0..3) */ + reset-gpios = <&gpioj 15 GPIO_ACTIVE_LOW>; + power-supply = <&vcc_3v3>; + status = "okay"; + + port { + dsi_panel_in: endpoint { + remote-endpoint = <&dsi_out>; + }; + }; + }; +}; + &i2c1 { pinctrl-0 = <&i2c1_pins_b>; pinctrl-names = "default"; @@ -88,6 +140,12 @@ <dc { status = "okay"; + + port { + ltdc_out_dsi: endpoint { + remote-endpoint = <&dsi_in>; + }; + }; }; &rtc {
[backport from Linux commit 598e5adfeb6062f5d4d352c0ef888b2b29d7e215] The patch adds display support on the stm32f769-disco board. Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com> --- arch/arm/dts/stm32f769-disco-u-boot.dtsi | 34 -------------- arch/arm/dts/stm32f769-disco.dts | 58 ++++++++++++++++++++++++ 2 files changed, 58 insertions(+), 34 deletions(-)