* [PATCH 0/2] arm64: dts: ti: k3-j721s2/j784s4: Add CSI BCDMA nodes @ 2023-10-10 9:26 Vaishnav Achath 2023-10-10 9:26 ` [PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add BCDMA instance for CSI2RX Vaishnav Achath 2023-10-10 9:27 ` [PATCH 2/2] arm64: dts: ti: k3-j784s4-main: " Vaishnav Achath 0 siblings, 2 replies; 4+ messages in thread From: Vaishnav Achath @ 2023-10-10 9:26 UTC (permalink / raw) To: nm, vigneshr, kristo, robh+dt, krzysztof.kozlowski+dt, conor+dt, linux-arm-kernel Cc: devicetree, linux-kernel, vaishnav.a, u-kumar1 J721S2 and J784S4 have a dedicated BCDMA controller for Camera Serial Interface. Add the node for the DMA controllers and keep it disabled by default. The BCDMA instances were enabled/disabled and tested: J721S2 : https://gist.github.com/vaishnavachath/4b9d7ec2ee1aad59a57d44cf28ed7eb0 J784S4 : https://gist.github.com/vaishnavachath/f928e4566aa80c7f47e7ac3c1491d62e Vaishnav Achath (2): arm64: dts: ti: k3-j721s2-main: Add BCDMA instance for CSI2RX arm64: dts: ti: k3-j784s4-main: Add BCDMA instance for CSI2RX arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 17 +++++++++++++++++ arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi | 17 +++++++++++++++++ 2 files changed, 34 insertions(+) -- 2.17.1 ^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add BCDMA instance for CSI2RX 2023-10-10 9:26 [PATCH 0/2] arm64: dts: ti: k3-j721s2/j784s4: Add CSI BCDMA nodes Vaishnav Achath @ 2023-10-10 9:26 ` Vaishnav Achath 2023-10-10 10:52 ` Jayesh Choudhary 2023-10-10 9:27 ` [PATCH 2/2] arm64: dts: ti: k3-j784s4-main: " Vaishnav Achath 1 sibling, 1 reply; 4+ messages in thread From: Vaishnav Achath @ 2023-10-10 9:26 UTC (permalink / raw) To: nm, vigneshr, kristo, robh+dt, krzysztof.kozlowski+dt, conor+dt, linux-arm-kernel Cc: devicetree, linux-kernel, vaishnav.a, u-kumar1 J721S2 has a dedicated BCDMA controller for the Camera Serial Interface. Events from the BCDMA controller instance are routed through the main UDMA interrupt aggregator as unmapped events. Add the node for the DMA controller and keep it disabled by default. See J721S2 Technical Reference Manual (SPRUJ28) for further details: http://www.ti.com/lit/pdf/spruj28 Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com> --- arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi index 6d32544c8881..2a51a8d98c3c 100644 --- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi @@ -807,6 +807,7 @@ ti,sci = <&sms>; ti,sci-dev-id = <265>; ti,interrupt-ranges = <0 0 256>; + ti,unmapped-event-sources = <&main_bcdma_csi>; }; secure_proxy_main: mailbox@32c00000 { @@ -1103,6 +1104,22 @@ ti,sci-rm-range-rflow = <0x00>; /* GP RFLOW */ }; + main_bcdma_csi: dma-controller@311a0000 { + compatible = "ti,j721s2-dmss-bcdma-csi"; + reg = <0x00 0x311a0000 0x00 0x100>, + <0x00 0x35d00000 0x00 0x20000>, + <0x00 0x35c00000 0x00 0x10000>, + <0x00 0x35e00000 0x00 0x80000>; + reg-names = "gcfg", "rchanrt", "tchanrt", "ringrt"; + msi-parent = <&main_udmass_inta>; + #dma-cells = <3>; + ti,sci = <&sms>; + ti,sci-dev-id = <225>; + ti,sci-rm-range-rchan = <0x21>; + ti,sci-rm-range-tchan = <0x22>; + status = "disabled"; + }; + cpts@310d0000 { compatible = "ti,j721e-cpts"; reg = <0x0 0x310d0000 0x0 0x400>; -- 2.17.1 ^ permalink raw reply [flat|nested] 4+ messages in thread
* Re: [PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add BCDMA instance for CSI2RX 2023-10-10 9:26 ` [PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add BCDMA instance for CSI2RX Vaishnav Achath @ 2023-10-10 10:52 ` Jayesh Choudhary 0 siblings, 0 replies; 4+ messages in thread From: Jayesh Choudhary @ 2023-10-10 10:52 UTC (permalink / raw) To: Vaishnav Achath, nm, vigneshr, kristo, robh+dt, krzysztof.kozlowski+dt, conor+dt, linux-arm-kernel Cc: devicetree, linux-kernel, u-kumar1 Hello Vaishnav, On 10/10/23 14:56, Vaishnav Achath wrote: > J721S2 has a dedicated BCDMA controller for the Camera Serial Interface. > Events from the BCDMA controller instance are routed through the > main UDMA interrupt aggregator as unmapped events. Add the node for > the DMA controller and keep it disabled by default. > > See J721S2 Technical Reference Manual (SPRUJ28) > for further details: http://www.ti.com/lit/pdf/spruj28 > > Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com> > --- > arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi | 17 +++++++++++++++++ > 1 file changed, 17 insertions(+) > > diff --git a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi > index 6d32544c8881..2a51a8d98c3c 100644 > --- a/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi > +++ b/arch/arm64/boot/dts/ti/k3-j721s2-main.dtsi > @@ -807,6 +807,7 @@ > ti,sci = <&sms>; > ti,sci-dev-id = <265>; > ti,interrupt-ranges = <0 0 256>; > + ti,unmapped-event-sources = <&main_bcdma_csi>; > }; > > secure_proxy_main: mailbox@32c00000 { > @@ -1103,6 +1104,22 @@ > ti,sci-rm-range-rflow = <0x00>; /* GP RFLOW */ > }; > > + main_bcdma_csi: dma-controller@311a0000 { > + compatible = "ti,j721s2-dmss-bcdma-csi"; > + reg = <0x00 0x311a0000 0x00 0x100>, > + <0x00 0x35d00000 0x00 0x20000>, > + <0x00 0x35c00000 0x00 0x10000>, > + <0x00 0x35e00000 0x00 0x80000>; Indentation is off here... Same in patch 2/2.. > + reg-names = "gcfg", "rchanrt", "tchanrt", "ringrt"; > + msi-parent = <&main_udmass_inta>; > + #dma-cells = <3>; > + ti,sci = <&sms>; > + ti,sci-dev-id = <225>; > + ti,sci-rm-range-rchan = <0x21>; > + ti,sci-rm-range-tchan = <0x22>; > + status = "disabled"; > + }; > + > cpts@310d0000 { > compatible = "ti,j721e-cpts"; > reg = <0x0 0x310d0000 0x0 0x400>; ^ permalink raw reply [flat|nested] 4+ messages in thread
* [PATCH 2/2] arm64: dts: ti: k3-j784s4-main: Add BCDMA instance for CSI2RX 2023-10-10 9:26 [PATCH 0/2] arm64: dts: ti: k3-j721s2/j784s4: Add CSI BCDMA nodes Vaishnav Achath 2023-10-10 9:26 ` [PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add BCDMA instance for CSI2RX Vaishnav Achath @ 2023-10-10 9:27 ` Vaishnav Achath 1 sibling, 0 replies; 4+ messages in thread From: Vaishnav Achath @ 2023-10-10 9:27 UTC (permalink / raw) To: nm, vigneshr, kristo, robh+dt, krzysztof.kozlowski+dt, conor+dt, linux-arm-kernel Cc: devicetree, linux-kernel, vaishnav.a, u-kumar1 J784S4 has a dedicated BCDMA controller for the Camera Serial Interface. Events from the BCDMA controller instance are routed through the main UDMA interrupt aggregator as unmapped events. Add the node for the DMA controller and keep it disabled by default. See J784S4 Technical Reference Manual (SPRUJ52) for further details: http://www.ti.com/lit/zip/spruj52 Signed-off-by: Vaishnav Achath <vaishnav.a@ti.com> --- arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi | 17 +++++++++++++++++ 1 file changed, 17 insertions(+) diff --git a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi index efed2d683f63..a772f563c1ed 100644 --- a/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi +++ b/arch/arm64/boot/dts/ti/k3-j784s4-main.dtsi @@ -703,6 +703,7 @@ ti,sci = <&sms>; ti,sci-dev-id = <321>; ti,interrupt-ranges = <0 0 256>; + ti,unmapped-event-sources = <&main_bcdma_csi>; }; secure_proxy_main: mailbox@32c00000 { @@ -1000,6 +1001,22 @@ ti,sci-rm-range-rflow = <0x00>; /* GP RFLOW */ }; + main_bcdma_csi: dma-controller@311a0000 { + compatible = "ti,j721s2-dmss-bcdma-csi"; + reg = <0x00 0x311a0000 0x00 0x100>, + <0x00 0x35d00000 0x00 0x20000>, + <0x00 0x35c00000 0x00 0x10000>, + <0x00 0x35e00000 0x00 0x80000>; + reg-names = "gcfg", "rchanrt", "tchanrt", "ringrt"; + msi-parent = <&main_udmass_inta>; + #dma-cells = <3>; + ti,sci = <&sms>; + ti,sci-dev-id = <281>; + ti,sci-rm-range-rchan = <0x21>; + ti,sci-rm-range-tchan = <0x22>; + status = "disabled"; + }; + cpts@310d0000 { compatible = "ti,j721e-cpts"; reg = <0x00 0x310d0000 0x00 0x400>; -- 2.17.1 ^ permalink raw reply [flat|nested] 4+ messages in thread
end of thread, other threads:[~2023-10-10 10:52 UTC | newest] Thread overview: 4+ messages (download: mbox.gz / follow: Atom feed) -- links below jump to the message on this page -- 2023-10-10 9:26 [PATCH 0/2] arm64: dts: ti: k3-j721s2/j784s4: Add CSI BCDMA nodes Vaishnav Achath 2023-10-10 9:26 ` [PATCH 1/2] arm64: dts: ti: k3-j721s2-main: Add BCDMA instance for CSI2RX Vaishnav Achath 2023-10-10 10:52 ` Jayesh Choudhary 2023-10-10 9:27 ` [PATCH 2/2] arm64: dts: ti: k3-j784s4-main: " Vaishnav Achath
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