Message ID | 1815255.1arMxK7TDL@wasted.cogentembedded.com (mailing list archive) |
---|---|
State | RFC |
Delegated to: | Simon Horman |
Headers | show |
On Fri, Sep 16, 2016 at 3:36 PM, Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> wrote: > Describe SYS-DMAC0/1 in the R8A7743 device tree. > > Based on the original (and large) patch by Dmitry Shifrin > <dmitry.shifrin@cogentembedded.com>. > > Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be> (but the clocks properties will have to be changed due to CPG/MSSR) Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
On Fri, Sep 16, 2016 at 3:36 PM, Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> wrote: > --- renesas.orig/arch/arm/boot/dts/r8a7743.dtsi > +++ renesas/arch/arm/boot/dts/r8a7743.dtsi > @@ -90,6 +90,70 @@ > #power-domain-cells = <1>; > }; > > + dmac0: dma-controller@e6700000 { > + compatible = "renesas,dmac-r8a7743", To be documented. Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
On 09/19/2016 11:19 AM, Geert Uytterhoeven wrote: >> --- renesas.orig/arch/arm/boot/dts/r8a7743.dtsi >> +++ renesas/arch/arm/boot/dts/r8a7743.dtsi >> @@ -90,6 +90,70 @@ >> #power-domain-cells = <1>; >> }; >> >> + dmac0: dma-controller@e6700000 { >> + compatible = "renesas,dmac-r8a7743", > > To be documented. The R-Car DMAC binding has "renesas,dmac-<soctype>" documented. I can add the mention of RZ/G and new examples though... > Gr{oetje,eeting}s, > > Geert MBR, Sergei
Hi Sergei, On Wed, Sep 28, 2016 at 10:09 PM, Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> wrote: > On 09/19/2016 11:19 AM, Geert Uytterhoeven wrote: >>> --- renesas.orig/arch/arm/boot/dts/r8a7743.dtsi >>> +++ renesas/arch/arm/boot/dts/r8a7743.dtsi >>> @@ -90,6 +90,70 @@ >>> #power-domain-cells = <1>; >>> }; >>> >>> + dmac0: dma-controller@e6700000 { >>> + compatible = "renesas,dmac-r8a7743", >> >> >> To be documented. > > The R-Car DMAC binding has "renesas,dmac-<soctype>" documented. > I can add the mention of RZ/G and new examples though... Just adding a line for RZ/G1M should be sufficient. Thanks! Gr{oetje,eeting}s, Geert -- Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org In personal conversations with technical people, I call myself a hacker. But when I'm talking to journalists I just say "programmer" or something like that. -- Linus Torvalds
Index: renesas/arch/arm/boot/dts/r8a7743.dtsi =================================================================== --- renesas.orig/arch/arm/boot/dts/r8a7743.dtsi +++ renesas/arch/arm/boot/dts/r8a7743.dtsi @@ -90,6 +90,70 @@ #power-domain-cells = <1>; }; + dmac0: dma-controller@e6700000 { + compatible = "renesas,dmac-r8a7743", + "renesas,rcar-dmac"; + reg = <0 0xe6700000 0 0x20000>; + interrupts = <GIC_SPI 197 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 200 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 201 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 202 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 203 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 204 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 205 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 206 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 207 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 208 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 209 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 210 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 211 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 212 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 213 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 214 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "error", + "ch0", "ch1", "ch2", "ch3", + "ch4", "ch5", "ch6", "ch7", + "ch8", "ch9", "ch10", "ch11", + "ch12", "ch13", "ch14"; + clocks = <&mstp2_clks R8A7743_CLK_SYS_DMAC0>; + clock-names = "fck"; + power-domains = <&sysc R8A7743_PD_ALWAYS_ON>; + #dma-cells = <1>; + dma-channels = <15>; + }; + + dmac1: dma-controller@e6720000 { + compatible = "renesas,dmac-r8a7743", + "renesas,rcar-dmac"; + reg = <0 0xe6720000 0 0x20000>; + interrupts = <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 216 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 217 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 218 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 219 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 308 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 309 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 310 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 311 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 312 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 313 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 314 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 315 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 316 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 317 IRQ_TYPE_LEVEL_HIGH + GIC_SPI 318 IRQ_TYPE_LEVEL_HIGH>; + interrupt-names = "error", + "ch0", "ch1", "ch2", "ch3", + "ch4", "ch5", "ch6", "ch7", + "ch8", "ch9", "ch10", "ch11", + "ch12", "ch13", "ch14"; + clocks = <&mstp2_clks R8A7743_CLK_SYS_DMAC1>; + clock-names = "fck"; + power-domains = <&sysc R8A7743_PD_ALWAYS_ON>; + #dma-cells = <1>; + dma-channels = <15>; + }; + /* Special CPG clocks */ cpg_clocks: cpg_clocks@e6150000 { compatible = "renesas,r8a7743-cpg-clocks",
Describe SYS-DMAC0/1 in the R8A7743 device tree. Based on the original (and large) patch by Dmitry Shifrin <dmitry.shifrin@cogentembedded.com>. Signed-off-by: Sergei Shtylyov <sergei.shtylyov@cogentembedded.com> --- arch/arm/boot/dts/r8a7743.dtsi | 64 +++++++++++++++++++++++++++++++++++++++++ 1 file changed, 64 insertions(+)