Message ID | 20250324180047.1571378-2-dario.binacchi@amarulasolutions.com |
---|---|
State | New |
Headers | show |
Series |
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Related | show |
On 3/24/25 19:00, Dario Binacchi wrote: > [backport from Linux commit a995fd2e8b3c6defd1dcdd3fb350c224e41ea1d0] > > Add support for MIPI DSI Host controller. Since MIPI DSI is not > available on stm32f746, the patch adds the "stm32f769.dtsi" file > containing the dsi node inside. > > Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com> > --- > > arch/arm/dts/stm32f769-disco-u-boot.dtsi | 41 +++++++++++------------- > arch/arm/dts/stm32f769-disco.dts | 2 +- > arch/arm/dts/stm32f769.dtsi | 20 ++++++++++++ > 3 files changed, 39 insertions(+), 24 deletions(-) > create mode 100644 arch/arm/dts/stm32f769.dtsi > > diff --git a/arch/arm/dts/stm32f769-disco-u-boot.dtsi b/arch/arm/dts/stm32f769-disco-u-boot.dtsi > index add55c96e21f..c5ae753debe6 100644 > --- a/arch/arm/dts/stm32f769-disco-u-boot.dtsi > +++ b/arch/arm/dts/stm32f769-disco-u-boot.dtsi > @@ -44,30 +44,25 @@ > }; > }; > }; > +}; > > - soc { > - dsi: dsi@40016c00 { > - compatible = "st,stm32-dsi"; > - reg = <0x40016c00 0x800>; > - resets = <&rcc STM32F7_APB2_RESET(DSI)>; > - clocks = <&rcc 0 STM32F7_APB2_CLOCK(DSI)>, > - <&rcc 0 STM32F7_APB2_CLOCK(LTDC)>, > - <&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>; > - }; > - }; > +&dsi { > + clocks = <&rcc 0 STM32F7_APB2_CLOCK(DSI)>, > + <&rcc 0 STM32F7_APB2_CLOCK(LTDC)>, > + <&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>; > }; > }; > }; > diff --git a/arch/arm/dts/stm32f769-disco.dts b/arch/arm/dts/stm32f769-disco.dts > index d63cd2ba7eb4..ad1b442055e1 100644 > --- a/arch/arm/dts/stm32f769-disco.dts > +++ b/arch/arm/dts/stm32f769-disco.dts > @@ -5,7 +5,7 @@ > */ > > /dts-v1/; > -#include "stm32f746.dtsi" > +#include "stm32f769.dtsi" > #include "stm32f769-pinctrl.dtsi" > #include <dt-bindings/input/input.h> > #include <dt-bindings/gpio/gpio.h> > diff --git a/arch/arm/dts/stm32f769.dtsi b/arch/arm/dts/stm32f769.dtsi > new file mode 100644 > index 000000000000..4e7d9032149c > --- /dev/null > +++ b/arch/arm/dts/stm32f769.dtsi > @@ -0,0 +1,20 @@ > +// SPDX-License-Identifier: GPL-2.0 > +/* > + * Copyright (c) 2023 Dario Binacchi <dario.binacchi@amarulasolutions.com> > + */ > + > +#include "stm32f746.dtsi" > + > +/ { > + soc { > + dsi: dsi@40016c00 { > + compatible = "st,stm32-dsi"; > + reg = <0x40016c00 0x800>; > + clocks = <&rcc 1 CLK_F769_DSI>, <&clk_hse>; > + clock-names = "pclk", "ref"; > + resets = <&rcc STM32F7_APB2_RESET(DSI)>; > + reset-names = "apb"; > + status = "disabled"; > + }; > + }; > +}; 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 add55c96e21f..c5ae753debe6 100644 --- a/arch/arm/dts/stm32f769-disco-u-boot.dtsi +++ b/arch/arm/dts/stm32f769-disco-u-boot.dtsi @@ -44,30 +44,25 @@ }; }; }; +}; - soc { - dsi: dsi@40016c00 { - compatible = "st,stm32-dsi"; - reg = <0x40016c00 0x800>; - resets = <&rcc STM32F7_APB2_RESET(DSI)>; - clocks = <&rcc 0 STM32F7_APB2_CLOCK(DSI)>, - <&rcc 0 STM32F7_APB2_CLOCK(LTDC)>, - <&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>; - }; - }; +&dsi { + clocks = <&rcc 0 STM32F7_APB2_CLOCK(DSI)>, + <&rcc 0 STM32F7_APB2_CLOCK(LTDC)>, + <&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>; }; }; }; diff --git a/arch/arm/dts/stm32f769-disco.dts b/arch/arm/dts/stm32f769-disco.dts index d63cd2ba7eb4..ad1b442055e1 100644 --- a/arch/arm/dts/stm32f769-disco.dts +++ b/arch/arm/dts/stm32f769-disco.dts @@ -5,7 +5,7 @@ */ /dts-v1/; -#include "stm32f746.dtsi" +#include "stm32f769.dtsi" #include "stm32f769-pinctrl.dtsi" #include <dt-bindings/input/input.h> #include <dt-bindings/gpio/gpio.h> diff --git a/arch/arm/dts/stm32f769.dtsi b/arch/arm/dts/stm32f769.dtsi new file mode 100644 index 000000000000..4e7d9032149c --- /dev/null +++ b/arch/arm/dts/stm32f769.dtsi @@ -0,0 +1,20 @@ +// SPDX-License-Identifier: GPL-2.0 +/* + * Copyright (c) 2023 Dario Binacchi <dario.binacchi@amarulasolutions.com> + */ + +#include "stm32f746.dtsi" + +/ { + soc { + dsi: dsi@40016c00 { + compatible = "st,stm32-dsi"; + reg = <0x40016c00 0x800>; + clocks = <&rcc 1 CLK_F769_DSI>, <&clk_hse>; + clock-names = "pclk", "ref"; + resets = <&rcc STM32F7_APB2_RESET(DSI)>; + reset-names = "apb"; + status = "disabled"; + }; + }; +};
[backport from Linux commit a995fd2e8b3c6defd1dcdd3fb350c224e41ea1d0] Add support for MIPI DSI Host controller. Since MIPI DSI is not available on stm32f746, the patch adds the "stm32f769.dtsi" file containing the dsi node inside. Signed-off-by: Dario Binacchi <dario.binacchi@amarulasolutions.com> --- arch/arm/dts/stm32f769-disco-u-boot.dtsi | 41 +++++++++++------------- arch/arm/dts/stm32f769-disco.dts | 2 +- arch/arm/dts/stm32f769.dtsi | 20 ++++++++++++ 3 files changed, 39 insertions(+), 24 deletions(-) create mode 100644 arch/arm/dts/stm32f769.dtsi