| Message ID | 20240325151339.19041-1-laurent.pinchart@ideasonboard.com (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | [v2] arm64: dts: imx8mp: Add DT nodes for the two ISPs | expand |
On Mon, Mar 25, 2024 at 10:13 AM Laurent Pinchart <laurent.pinchart@ideasonboard.com> wrote: > > From: Paul Elder <paul.elder@ideasonboard.com> > > The ISP supports both CSI and parallel interfaces, where port 0 > corresponds to the former and port 1 corresponds to the latter. Since > the i.MX8MP's ISPs are connected by the parallel interface to the CSI > receiver, set them both to port 1. > > Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> > Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> Tested-by: Adam Ford <aford173@gmail.com> # imx8mp-beacon > --- > Changes since v1: > > - Fix clock ordering > - Add #address-cells and #size-cells to ports nodes > --- > arch/arm64/boot/dts/freescale/imx8mp.dtsi | 50 +++++++++++++++++++++++ > 1 file changed, 50 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > index bfc5c81a5bd4..1d2670b91b53 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > @@ -1616,6 +1616,56 @@ isi_in_1: endpoint { > }; > }; > > + isp_0: isp@32e10000 { > + compatible = "fsl,imx8mp-isp"; > + reg = <0x32e10000 0x10000>; > + interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&clk IMX8MP_CLK_MEDIA_ISP_ROOT>, > + <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, > + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; > + clock-names = "isp", "aclk", "hclk"; > + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_ISP>; > + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; > + assigned-clock-rates = <500000000>; > + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_ISP>; > + fsl,blk-ctrl = <&media_blk_ctrl 0>; > + status = "disabled"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@1 { > + reg = <1>; > + }; > + }; > + }; > + > + isp_1: isp@32e20000 { > + compatible = "fsl,imx8mp-isp"; > + reg = <0x32e20000 0x10000>; > + interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&clk IMX8MP_CLK_MEDIA_ISP_ROOT>, > + <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, > + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; > + clock-names = "isp", "aclk", "hclk"; > + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_ISP>; > + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; > + assigned-clock-rates = <500000000>; > + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_ISP>; > + fsl,blk-ctrl = <&media_blk_ctrl 1>; > + status = "disabled"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@1 { > + reg = <1>; > + }; > + }; > + }; > + > dewarp: dwe@32e30000 { > compatible = "nxp,imx8mp-dw100"; > reg = <0x32e30000 0x10000>; > > base-commit: 4cece764965020c22cff7665b18a012006359095 > -- > Regards, > > Laurent Pinchart >
Hi Laurent, Am Montag, 25. März 2024, 16:13:39 CET schrieb Laurent Pinchart: > From: Paul Elder <paul.elder@ideasonboard.com> > > The ISP supports both CSI and parallel interfaces, where port 0 > corresponds to the former and port 1 corresponds to the latter. Since > the i.MX8MP's ISPs are connected by the parallel interface to the CSI > receiver, set them both to port 1. > > Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> > Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> > --- > Changes since v1: > > - Fix clock ordering > - Add #address-cells and #size-cells to ports nodes > --- > arch/arm64/boot/dts/freescale/imx8mp.dtsi | 50 +++++++++++++++++++++++ > 1 file changed, 50 insertions(+) > > diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > index bfc5c81a5bd4..1d2670b91b53 100644 > --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > @@ -1616,6 +1616,56 @@ isi_in_1: endpoint { > }; > }; > > + isp_0: isp@32e10000 { > + compatible = "fsl,imx8mp-isp"; > + reg = <0x32e10000 0x10000>; > + interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&clk IMX8MP_CLK_MEDIA_ISP_ROOT>, > + <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, > + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; > + clock-names = "isp", "aclk", "hclk"; > + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_ISP>; > + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; > + assigned-clock-rates = <500000000>; > + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_ISP>; > + fsl,blk-ctrl = <&media_blk_ctrl 0>; > + status = "disabled"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@1 { > + reg = <1>; > + }; > + }; > + }; > + > + isp_1: isp@32e20000 { > + compatible = "fsl,imx8mp-isp"; > + reg = <0x32e20000 0x10000>; > + interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>; > + clocks = <&clk IMX8MP_CLK_MEDIA_ISP_ROOT>, > + <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, > + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; > + clock-names = "isp", "aclk", "hclk"; > + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_ISP>; > + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; > + assigned-clock-rates = <500000000>; > + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_ISP>; > + fsl,blk-ctrl = <&media_blk_ctrl 1>; > + status = "disabled"; > + > + ports { > + #address-cells = <1>; > + #size-cells = <0>; > + > + port@1 { > + reg = <1>; > + }; > + }; > + }; > + The patch itself is okay. But you might not be able to configure the parent of IMX8MP_CLK_MEDIA_ISP if dewarp is enabled before. This is due to IMX8MP_CLK_MEDIA_ISP_ROOT being enabled in 'pgc_ispdwp' power domain. Reparenting is not possible anymore in this case. Something like ---8<--- --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -1837,11 +1837,13 @@ media_blk_ctrl: blk-ctrl@32ec0000 { <&clk IMX8MP_CLK_MEDIA_APB>, <&clk IMX8MP_CLK_MEDIA_DISP1_PIX>, <&clk IMX8MP_CLK_MEDIA_DISP2_PIX>, + <&clk IMX8MP_CLK_MEDIA_ISP>, <&clk IMX8MP_VIDEO_PLL1>; assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_1000M>, <&clk IMX8MP_SYS_PLL1_800M>, <&clk IMX8MP_VIDEO_PLL1_OUT>, - <&clk IMX8MP_VIDEO_PLL1_OUT>; + <&clk IMX8MP_VIDEO_PLL1_OUT>, + <&clk IMX8MP_SYS_PLL2_500M>; assigned-clock-rates = <500000000>, <200000000>, <0>, <0>, <1039500000>; #power-domain-cells = <1>; ---8<--- is needed. Best regards, Alexander > dewarp: dwe@32e30000 { > compatible = "nxp,imx8mp-dw100"; > reg = <0x32e30000 0x10000>; > > base-commit: 4cece764965020c22cff7665b18a012006359095 >
Hi Alexander, On Mon, Mar 25, 2024 at 04:52:21PM +0100, Alexander Stein wrote: > Am Montag, 25. März 2024, 16:13:39 CET schrieb Laurent Pinchart: > > From: Paul Elder <paul.elder@ideasonboard.com> > > > > The ISP supports both CSI and parallel interfaces, where port 0 > > corresponds to the former and port 1 corresponds to the latter. Since > > the i.MX8MP's ISPs are connected by the parallel interface to the CSI > > receiver, set them both to port 1. > > > > Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> > > Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> > > --- > > Changes since v1: > > > > - Fix clock ordering > > - Add #address-cells and #size-cells to ports nodes > > --- > > arch/arm64/boot/dts/freescale/imx8mp.dtsi | 50 +++++++++++++++++++++++ > > 1 file changed, 50 insertions(+) > > > > diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > > index bfc5c81a5bd4..1d2670b91b53 100644 > > --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi > > +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > > @@ -1616,6 +1616,56 @@ isi_in_1: endpoint { > > }; > > }; > > > > + isp_0: isp@32e10000 { > > + compatible = "fsl,imx8mp-isp"; > > + reg = <0x32e10000 0x10000>; > > + interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; > > + clocks = <&clk IMX8MP_CLK_MEDIA_ISP_ROOT>, > > + <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, > > + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; > > + clock-names = "isp", "aclk", "hclk"; > > + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_ISP>; > > + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; > > + assigned-clock-rates = <500000000>; > > + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_ISP>; > > + fsl,blk-ctrl = <&media_blk_ctrl 0>; > > + status = "disabled"; > > + > > + ports { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + port@1 { > > + reg = <1>; > > + }; > > + }; > > + }; > > + > > + isp_1: isp@32e20000 { > > + compatible = "fsl,imx8mp-isp"; > > + reg = <0x32e20000 0x10000>; > > + interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>; > > + clocks = <&clk IMX8MP_CLK_MEDIA_ISP_ROOT>, > > + <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, > > + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; > > + clock-names = "isp", "aclk", "hclk"; > > + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_ISP>; > > + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; > > + assigned-clock-rates = <500000000>; > > + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_ISP>; > > + fsl,blk-ctrl = <&media_blk_ctrl 1>; > > + status = "disabled"; > > + > > + ports { > > + #address-cells = <1>; > > + #size-cells = <0>; > > + > > + port@1 { > > + reg = <1>; > > + }; > > + }; > > + }; > > + > > The patch itself is okay. But you might not be able to > configure the parent of IMX8MP_CLK_MEDIA_ISP if dewarp is enabled before. > This is due to IMX8MP_CLK_MEDIA_ISP_ROOT being enabled in 'pgc_ispdwp' > power domain. Reparenting is not possible anymore in this case. Good point. > Something like > ---8<--- > --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi > +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > @@ -1837,11 +1837,13 @@ media_blk_ctrl: blk-ctrl@32ec0000 { > <&clk IMX8MP_CLK_MEDIA_APB>, > <&clk IMX8MP_CLK_MEDIA_DISP1_PIX>, > <&clk IMX8MP_CLK_MEDIA_DISP2_PIX>, > + <&clk IMX8MP_CLK_MEDIA_ISP>, > <&clk IMX8MP_VIDEO_PLL1>; > assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_1000M>, > <&clk IMX8MP_SYS_PLL1_800M>, > <&clk IMX8MP_VIDEO_PLL1_OUT>, > - <&clk IMX8MP_VIDEO_PLL1_OUT>; > + <&clk IMX8MP_VIDEO_PLL1_OUT>, > + <&clk IMX8MP_SYS_PLL2_500M>; > assigned-clock-rates = <500000000>, <200000000>, > <0>, <0>, <1039500000>; With an assigned clock rate here too then ? > #power-domain-cells = <1>; > ---8<--- > is needed. Sascha, are you OK with this approach ? > > dewarp: dwe@32e30000 { > > compatible = "nxp,imx8mp-dw100"; > > reg = <0x32e30000 0x10000>; > > > > base-commit: 4cece764965020c22cff7665b18a012006359095
Hi Laurent, Am Montag, 25. März 2024, 21:49:24 CET schrieb Laurent Pinchart: > Hi Alexander, > > On Mon, Mar 25, 2024 at 04:52:21PM +0100, Alexander Stein wrote: > > Am Montag, 25. März 2024, 16:13:39 CET schrieb Laurent Pinchart: > > > From: Paul Elder <paul.elder@ideasonboard.com> > > > > > > The ISP supports both CSI and parallel interfaces, where port 0 > > > corresponds to the former and port 1 corresponds to the latter. Since > > > the i.MX8MP's ISPs are connected by the parallel interface to the CSI > > > receiver, set them both to port 1. > > > > > > Signed-off-by: Paul Elder <paul.elder@ideasonboard.com> > > > Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com> > > > --- > > > Changes since v1: > > > > > > - Fix clock ordering > > > - Add #address-cells and #size-cells to ports nodes > > > --- > > > arch/arm64/boot/dts/freescale/imx8mp.dtsi | 50 +++++++++++++++++++++++ > > > 1 file changed, 50 insertions(+) > > > > > > diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > > > index bfc5c81a5bd4..1d2670b91b53 100644 > > > --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi > > > +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > > > @@ -1616,6 +1616,56 @@ isi_in_1: endpoint { > > > }; > > > }; > > > > > > + isp_0: isp@32e10000 { > > > + compatible = "fsl,imx8mp-isp"; > > > + reg = <0x32e10000 0x10000>; > > > + interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; > > > + clocks = <&clk IMX8MP_CLK_MEDIA_ISP_ROOT>, > > > + <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, > > > + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; > > > + clock-names = "isp", "aclk", "hclk"; > > > + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_ISP>; > > > + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; > > > + assigned-clock-rates = <500000000>; > > > + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_ISP>; > > > + fsl,blk-ctrl = <&media_blk_ctrl 0>; > > > + status = "disabled"; > > > + > > > + ports { > > > + #address-cells = <1>; > > > + #size-cells = <0>; > > > + > > > + port@1 { > > > + reg = <1>; > > > + }; > > > + }; > > > + }; > > > + > > > + isp_1: isp@32e20000 { > > > + compatible = "fsl,imx8mp-isp"; > > > + reg = <0x32e20000 0x10000>; > > > + interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>; > > > + clocks = <&clk IMX8MP_CLK_MEDIA_ISP_ROOT>, > > > + <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, > > > + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; > > > + clock-names = "isp", "aclk", "hclk"; > > > + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_ISP>; > > > + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; > > > + assigned-clock-rates = <500000000>; > > > + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_ISP>; > > > + fsl,blk-ctrl = <&media_blk_ctrl 1>; > > > + status = "disabled"; > > > + > > > + ports { > > > + #address-cells = <1>; > > > + #size-cells = <0>; > > > + > > > + port@1 { > > > + reg = <1>; > > > + }; > > > + }; > > > + }; > > > + > > > > The patch itself is okay. But you might not be able to > > configure the parent of IMX8MP_CLK_MEDIA_ISP if dewarp is enabled before. > > This is due to IMX8MP_CLK_MEDIA_ISP_ROOT being enabled in 'pgc_ispdwp' > > power domain. Reparenting is not possible anymore in this case. > > Good point. > > > Something like > > ---8<--- > > --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi > > +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi > > @@ -1837,11 +1837,13 @@ media_blk_ctrl: blk-ctrl@32ec0000 { > > <&clk IMX8MP_CLK_MEDIA_APB>, > > <&clk IMX8MP_CLK_MEDIA_DISP1_PIX>, > > <&clk IMX8MP_CLK_MEDIA_DISP2_PIX>, > > + <&clk IMX8MP_CLK_MEDIA_ISP>, > > <&clk IMX8MP_VIDEO_PLL1>; > > assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_1000M>, > > <&clk IMX8MP_SYS_PLL1_800M>, > > <&clk IMX8MP_VIDEO_PLL1_OUT>, > > - <&clk IMX8MP_VIDEO_PLL1_OUT>; > > + <&clk IMX8MP_VIDEO_PLL1_OUT>, > > + <&clk IMX8MP_SYS_PLL2_500M>; > > assigned-clock-rates = <500000000>, <200000000>, > > <0>, <0>, <1039500000>; > > With an assigned clock rate here too then ? You are right. This posted diff is what I was using for a while now though. Apparently the clock frequency was still correct. Best regards, Alexander > > #power-domain-cells = <1>; > > ---8<--- > > is needed. > > Sascha, are you OK with this approach ? > > > > dewarp: dwe@32e30000 { > > > compatible = "nxp,imx8mp-dw100"; > > > reg = <0x32e30000 0x10000>; > > > > > > base-commit: 4cece764965020c22cff7665b18a012006359095 > >
diff --git a/arch/arm64/boot/dts/freescale/imx8mp.dtsi b/arch/arm64/boot/dts/freescale/imx8mp.dtsi index bfc5c81a5bd4..1d2670b91b53 100644 --- a/arch/arm64/boot/dts/freescale/imx8mp.dtsi +++ b/arch/arm64/boot/dts/freescale/imx8mp.dtsi @@ -1616,6 +1616,56 @@ isi_in_1: endpoint { }; }; + isp_0: isp@32e10000 { + compatible = "fsl,imx8mp-isp"; + reg = <0x32e10000 0x10000>; + interrupts = <GIC_SPI 74 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk IMX8MP_CLK_MEDIA_ISP_ROOT>, + <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; + clock-names = "isp", "aclk", "hclk"; + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_ISP>; + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; + assigned-clock-rates = <500000000>; + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_ISP>; + fsl,blk-ctrl = <&media_blk_ctrl 0>; + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@1 { + reg = <1>; + }; + }; + }; + + isp_1: isp@32e20000 { + compatible = "fsl,imx8mp-isp"; + reg = <0x32e20000 0x10000>; + interrupts = <GIC_SPI 75 IRQ_TYPE_LEVEL_HIGH>; + clocks = <&clk IMX8MP_CLK_MEDIA_ISP_ROOT>, + <&clk IMX8MP_CLK_MEDIA_AXI_ROOT>, + <&clk IMX8MP_CLK_MEDIA_APB_ROOT>; + clock-names = "isp", "aclk", "hclk"; + assigned-clocks = <&clk IMX8MP_CLK_MEDIA_ISP>; + assigned-clock-parents = <&clk IMX8MP_SYS_PLL2_500M>; + assigned-clock-rates = <500000000>; + power-domains = <&media_blk_ctrl IMX8MP_MEDIABLK_PD_ISP>; + fsl,blk-ctrl = <&media_blk_ctrl 1>; + status = "disabled"; + + ports { + #address-cells = <1>; + #size-cells = <0>; + + port@1 { + reg = <1>; + }; + }; + }; + dewarp: dwe@32e30000 { compatible = "nxp,imx8mp-dw100"; reg = <0x32e30000 0x10000>;