[parent not found: <1463043285-14702-1-git-send-email-niklas.soderlund+renesas-1zkq55x86MTxsAP9Fp7wbw@public.gmane.org>]
* [PATCHv4 1/4] ARM: dts: r8a7790: Reference both DMA controllers
[not found] ` <1463043285-14702-1-git-send-email-niklas.soderlund+renesas-1zkq55x86MTxsAP9Fp7wbw@public.gmane.org>
@ 2016-05-12 8:54 ` Niklas Söderlund
0 siblings, 0 replies; 6+ messages in thread
From: Niklas Söderlund @ 2016-05-12 8:54 UTC (permalink / raw)
To: horms-/R6kz+dDXgpPR4JQBCEnsQ, magnus.damm-Re5JQEeQqe8AvxtiuMwx3w,
geert-Td1EMuHUCqxL1ZNQvxDV9g, arnd-r2nGTMty4D4
Cc: linux-renesas-soc-u79uwXL29TY76Z2rM5mHXA,
devicetree-u79uwXL29TY76Z2rM5mHXA,
linux-arm-kernel-IAPFreCvJWM7uuMidbF8XUB+6BGkLq7r,
Niklas Söderlund
R-Car Gen2 have two DMA controllers, which are equivalent. Add
references to both dmac0 and dmac1 so the driver can choose which one to
use.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
---
arch/arm/boot/dts/r8a7790.dtsi | 130 ++++++++++++++++++++++++-----------------
1 file changed, 78 insertions(+), 52 deletions(-)
diff --git a/arch/arm/boot/dts/r8a7790.dtsi b/arch/arm/boot/dts/r8a7790.dtsi
index 83cf23c..ac80db4 100644
--- a/arch/arm/boot/dts/r8a7790.dtsi
+++ b/arch/arm/boot/dts/r8a7790.dtsi
@@ -517,8 +517,9 @@
reg = <0 0xe6500000 0 0x425>;
interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7790_CLK_IIC0>;
- dmas = <&dmac0 0x61>, <&dmac0 0x62>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x61>, <&dmac0 0x62>,
+ <&dmac1 0x61>, <&dmac1 0x62>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -530,8 +531,9 @@
reg = <0 0xe6510000 0 0x425>;
interrupts = <GIC_SPI 175 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7790_CLK_IIC1>;
- dmas = <&dmac0 0x65>, <&dmac0 0x66>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x65>, <&dmac0 0x66>,
+ <&dmac1 0x65>, <&dmac1 0x66>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -543,8 +545,9 @@
reg = <0 0xe6520000 0 0x425>;
interrupts = <GIC_SPI 176 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7790_CLK_IIC2>;
- dmas = <&dmac0 0x69>, <&dmac0 0x6a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x69>, <&dmac0 0x6a>,
+ <&dmac1 0x69>, <&dmac1 0x6a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -556,8 +559,9 @@
reg = <0 0xe60b0000 0 0x425>;
interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp9_clks R8A7790_CLK_IICDVFS>;
- dmas = <&dmac0 0x77>, <&dmac0 0x78>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x77>, <&dmac0 0x78>,
+ <&dmac1 0x77>, <&dmac1 0x78>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -567,8 +571,9 @@
reg = <0 0xee200000 0 0x80>;
interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7790_CLK_MMCIF0>;
- dmas = <&dmac0 0xd1>, <&dmac0 0xd2>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xd1>, <&dmac0 0xd2>,
+ <&dmac1 0xd1>, <&dmac1 0xd2>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
reg-io-width = <4>;
status = "disabled";
@@ -580,8 +585,9 @@
reg = <0 0xee220000 0 0x80>;
interrupts = <GIC_SPI 170 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7790_CLK_MMCIF1>;
- dmas = <&dmac0 0xe1>, <&dmac0 0xe2>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xe1>, <&dmac0 0xe2>,
+ <&dmac1 0xe1>, <&dmac1 0xe2>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
reg-io-width = <4>;
status = "disabled";
@@ -598,8 +604,9 @@
reg = <0 0xee100000 0 0x328>;
interrupts = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7790_CLK_SDHI0>;
- dmas = <&dmac1 0xcd>, <&dmac1 0xce>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xcd>, <&dmac0 0xce>,
+ <&dmac1 0xcd>, <&dmac1 0xce>;
+ dma-names = "tx", "rx", "tx", "rx";
max-frequency = <195000000>;
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
@@ -610,8 +617,9 @@
reg = <0 0xee120000 0 0x328>;
interrupts = <GIC_SPI 166 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7790_CLK_SDHI1>;
- dmas = <&dmac1 0xc9>, <&dmac1 0xca>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xc9>, <&dmac0 0xca>,
+ <&dmac1 0xc9>, <&dmac1 0xca>;
+ dma-names = "tx", "rx", "tx", "rx";
max-frequency = <195000000>;
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
@@ -622,8 +630,9 @@
reg = <0 0xee140000 0 0x100>;
interrupts = <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7790_CLK_SDHI2>;
- dmas = <&dmac1 0xc1>, <&dmac1 0xc2>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xc1>, <&dmac0 0xc2>,
+ <&dmac1 0xc1>, <&dmac1 0xc2>;
+ dma-names = "tx", "rx", "tx", "rx";
max-frequency = <97500000>;
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
@@ -634,8 +643,9 @@
reg = <0 0xee160000 0 0x100>;
interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7790_CLK_SDHI3>;
- dmas = <&dmac1 0xd3>, <&dmac1 0xd4>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xd3>, <&dmac0 0xd4>,
+ <&dmac1 0xd3>, <&dmac1 0xd4>;
+ dma-names = "tx", "rx", "tx", "rx";
max-frequency = <97500000>;
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
@@ -648,8 +658,9 @@
interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7790_CLK_SCIFA0>;
clock-names = "fck";
- dmas = <&dmac0 0x21>, <&dmac0 0x22>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x21>, <&dmac0 0x22>,
+ <&dmac1 0x21>, <&dmac1 0x22>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -661,8 +672,9 @@
interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7790_CLK_SCIFA1>;
clock-names = "fck";
- dmas = <&dmac0 0x25>, <&dmac0 0x26>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x25>, <&dmac0 0x26>,
+ <&dmac1 0x25>, <&dmac1 0x26>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -674,8 +686,9 @@
interrupts = <GIC_SPI 151 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7790_CLK_SCIFA2>;
clock-names = "fck";
- dmas = <&dmac0 0x27>, <&dmac0 0x28>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x27>, <&dmac0 0x28>,
+ <&dmac1 0x27>, <&dmac1 0x28>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -687,8 +700,9 @@
interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7790_CLK_SCIFB0>;
clock-names = "fck";
- dmas = <&dmac0 0x3d>, <&dmac0 0x3e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x3d>, <&dmac0 0x3e>,
+ <&dmac1 0x3d>, <&dmac1 0x3e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -700,8 +714,9 @@
interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7790_CLK_SCIFB1>;
clock-names = "fck";
- dmas = <&dmac0 0x19>, <&dmac0 0x1a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x19>, <&dmac0 0x1a>,
+ <&dmac1 0x19>, <&dmac1 0x1a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -713,8 +728,9 @@
interrupts = <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7790_CLK_SCIFB2>;
clock-names = "fck";
- dmas = <&dmac0 0x1d>, <&dmac0 0x1e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x1d>, <&dmac0 0x1e>,
+ <&dmac1 0x1d>, <&dmac1 0x1e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -727,8 +743,9 @@
clocks = <&mstp7_clks R8A7790_CLK_SCIF0>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x29>, <&dmac0 0x2a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x29>, <&dmac0 0x2a>,
+ <&dmac1 0x29>, <&dmac1 0x2a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -741,8 +758,9 @@
clocks = <&mstp7_clks R8A7790_CLK_SCIF1>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x2d>, <&dmac0 0x2e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x2d>, <&dmac0 0x2e>,
+ <&dmac1 0x2d>, <&dmac1 0x2e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -755,8 +773,9 @@
clocks = <&mstp3_clks R8A7790_CLK_SCIF2>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x2b>, <&dmac0 0x2c>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x2b>, <&dmac0 0x2c>,
+ <&dmac1 0x2b>, <&dmac1 0x2c>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -769,8 +788,9 @@
clocks = <&mstp7_clks R8A7790_CLK_HSCIF0>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x39>, <&dmac0 0x3a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x39>, <&dmac0 0x3a>,
+ <&dmac1 0x39>, <&dmac1 0x3a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -783,8 +803,9 @@
clocks = <&mstp7_clks R8A7790_CLK_HSCIF1>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x4d>, <&dmac0 0x4e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x4d>, <&dmac0 0x4e>,
+ <&dmac1 0x4d>, <&dmac1 0x4e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -1469,8 +1490,9 @@
reg = <0 0xe6b10000 0 0x2c>;
interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp9_clks R8A7790_CLK_QSPI_MOD>;
- dmas = <&dmac0 0x17>, <&dmac0 0x18>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x17>, <&dmac0 0x18>,
+ <&dmac1 0x17>, <&dmac1 0x18>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
num-cs = <1>;
#address-cells = <1>;
@@ -1483,8 +1505,9 @@
reg = <0 0xe6e20000 0 0x0064>;
interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp0_clks R8A7790_CLK_MSIOF0>;
- dmas = <&dmac0 0x51>, <&dmac0 0x52>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x51>, <&dmac0 0x52>,
+ <&dmac1 0x51>, <&dmac1 0x52>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
#address-cells = <1>;
#size-cells = <0>;
@@ -1496,8 +1519,9 @@
reg = <0 0xe6e10000 0 0x0064>;
interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7790_CLK_MSIOF1>;
- dmas = <&dmac0 0x55>, <&dmac0 0x56>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x55>, <&dmac0 0x56>,
+ <&dmac1 0x55>, <&dmac1 0x56>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
#address-cells = <1>;
#size-cells = <0>;
@@ -1509,8 +1533,9 @@
reg = <0 0xe6e00000 0 0x0064>;
interrupts = <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7790_CLK_MSIOF2>;
- dmas = <&dmac0 0x41>, <&dmac0 0x42>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x41>, <&dmac0 0x42>,
+ <&dmac1 0x41>, <&dmac1 0x42>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
#address-cells = <1>;
#size-cells = <0>;
@@ -1522,8 +1547,9 @@
reg = <0 0xe6c90000 0 0x0064>;
interrupts = <GIC_SPI 159 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7790_CLK_MSIOF3>;
- dmas = <&dmac0 0x45>, <&dmac0 0x46>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x45>, <&dmac0 0x46>,
+ <&dmac1 0x45>, <&dmac1 0x46>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7790_PD_ALWAYS_ON>;
#address-cells = <1>;
#size-cells = <0>;
--
2.8.2
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^ permalink raw reply related [flat|nested] 6+ messages in thread
* [PATCHv4 2/4] ARM: dts: r8a7791: Reference both DMA controllers
2016-05-12 8:54 [PATCHv4 0/4] Reference both DMA controllers Niklas Söderlund
[not found] ` <1463043285-14702-1-git-send-email-niklas.soderlund+renesas-1zkq55x86MTxsAP9Fp7wbw@public.gmane.org>
@ 2016-05-12 8:54 ` Niklas Söderlund
2016-05-12 8:54 ` [PATCHv4 3/4] ARM: dts: r8a7793: " Niklas Söderlund
` (2 subsequent siblings)
4 siblings, 0 replies; 6+ messages in thread
From: Niklas Söderlund @ 2016-05-12 8:54 UTC (permalink / raw)
To: horms, magnus.damm, geert, arnd
Cc: linux-renesas-soc, devicetree, linux-arm-kernel,
Niklas Söderlund
R-Car Gen2 have two DMA controllers, which are equivalent. Add
references to both dmac0 and dmac1 so the driver can choose which one to
use.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7791.dtsi | 145 ++++++++++++++++++++++++-----------------
1 file changed, 87 insertions(+), 58 deletions(-)
diff --git a/arch/arm/boot/dts/r8a7791.dtsi b/arch/arm/boot/dts/r8a7791.dtsi
index db67e34..2f92414 100644
--- a/arch/arm/boot/dts/r8a7791.dtsi
+++ b/arch/arm/boot/dts/r8a7791.dtsi
@@ -514,8 +514,9 @@
reg = <0 0xe60b0000 0 0x425>;
interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp9_clks R8A7791_CLK_IICDVFS>;
- dmas = <&dmac0 0x77>, <&dmac0 0x78>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x77>, <&dmac0 0x78>,
+ <&dmac1 0x77>, <&dmac1 0x78>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -527,8 +528,9 @@
reg = <0 0xe6500000 0 0x425>;
interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7791_CLK_IIC0>;
- dmas = <&dmac0 0x61>, <&dmac0 0x62>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x61>, <&dmac0 0x62>,
+ <&dmac1 0x61>, <&dmac1 0x62>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -540,8 +542,9 @@
reg = <0 0xe6510000 0 0x425>;
interrupts = <GIC_SPI 175 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7791_CLK_IIC1>;
- dmas = <&dmac0 0x65>, <&dmac0 0x66>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x65>, <&dmac0 0x66>,
+ <&dmac1 0x65>, <&dmac1 0x66>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -556,8 +559,9 @@
reg = <0 0xee200000 0 0x80>;
interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7791_CLK_MMCIF0>;
- dmas = <&dmac0 0xd1>, <&dmac0 0xd2>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xd1>, <&dmac0 0xd2>,
+ <&dmac1 0xd1>, <&dmac1 0xd2>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
reg-io-width = <4>;
status = "disabled";
@@ -569,8 +573,9 @@
reg = <0 0xee100000 0 0x328>;
interrupts = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7791_CLK_SDHI0>;
- dmas = <&dmac1 0xcd>, <&dmac1 0xce>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xcd>, <&dmac0 0xce>,
+ <&dmac1 0xcd>, <&dmac1 0xce>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -580,8 +585,9 @@
reg = <0 0xee140000 0 0x100>;
interrupts = <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7791_CLK_SDHI1>;
- dmas = <&dmac1 0xc1>, <&dmac1 0xc2>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xc1>, <&dmac0 0xc2>,
+ <&dmac1 0xc1>, <&dmac1 0xc2>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -591,8 +597,9 @@
reg = <0 0xee160000 0 0x100>;
interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7791_CLK_SDHI2>;
- dmas = <&dmac1 0xd3>, <&dmac1 0xd4>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xd3>, <&dmac0 0xd4>,
+ <&dmac1 0xd3>, <&dmac1 0xd4>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -604,8 +611,9 @@
interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7791_CLK_SCIFA0>;
clock-names = "fck";
- dmas = <&dmac0 0x21>, <&dmac0 0x22>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x21>, <&dmac0 0x22>,
+ <&dmac1 0x21>, <&dmac1 0x22>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -617,8 +625,9 @@
interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7791_CLK_SCIFA1>;
clock-names = "fck";
- dmas = <&dmac0 0x25>, <&dmac0 0x26>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x25>, <&dmac0 0x26>,
+ <&dmac1 0x25>, <&dmac1 0x26>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -630,8 +639,9 @@
interrupts = <GIC_SPI 151 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7791_CLK_SCIFA2>;
clock-names = "fck";
- dmas = <&dmac0 0x27>, <&dmac0 0x28>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x27>, <&dmac0 0x28>,
+ <&dmac1 0x27>, <&dmac1 0x28>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -643,8 +653,9 @@
interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp11_clks R8A7791_CLK_SCIFA3>;
clock-names = "fck";
- dmas = <&dmac0 0x1b>, <&dmac0 0x1c>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x1b>, <&dmac0 0x1c>,
+ <&dmac1 0x1b>, <&dmac1 0x1c>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -656,8 +667,9 @@
interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp11_clks R8A7791_CLK_SCIFA4>;
clock-names = "fck";
- dmas = <&dmac0 0x1f>, <&dmac0 0x20>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x1f>, <&dmac0 0x20>,
+ <&dmac1 0x1f>, <&dmac1 0x20>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -669,8 +681,9 @@
interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp11_clks R8A7791_CLK_SCIFA5>;
clock-names = "fck";
- dmas = <&dmac0 0x23>, <&dmac0 0x24>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x23>, <&dmac0 0x24>,
+ <&dmac1 0x23>, <&dmac1 0x24>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -682,8 +695,9 @@
interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7791_CLK_SCIFB0>;
clock-names = "fck";
- dmas = <&dmac0 0x3d>, <&dmac0 0x3e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x3d>, <&dmac0 0x3e>,
+ <&dmac1 0x3d>, <&dmac1 0x3e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -695,8 +709,9 @@
interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7791_CLK_SCIFB1>;
clock-names = "fck";
- dmas = <&dmac0 0x19>, <&dmac0 0x1a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x19>, <&dmac0 0x1a>,
+ <&dmac1 0x19>, <&dmac1 0x1a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -708,8 +723,9 @@
interrupts = <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7791_CLK_SCIFB2>;
clock-names = "fck";
- dmas = <&dmac0 0x1d>, <&dmac0 0x1e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x1d>, <&dmac0 0x1e>,
+ <&dmac1 0x1d>, <&dmac1 0x1e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -722,8 +738,9 @@
clocks = <&mstp7_clks R8A7791_CLK_SCIF0>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x29>, <&dmac0 0x2a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x29>, <&dmac0 0x2a>,
+ <&dmac1 0x29>, <&dmac1 0x2a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -736,8 +753,9 @@
clocks = <&mstp7_clks R8A7791_CLK_SCIF1>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x2d>, <&dmac0 0x2e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x2d>, <&dmac0 0x2e>,
+ <&dmac1 0x2d>, <&dmac1 0x2e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -750,8 +768,9 @@
clocks = <&mstp7_clks R8A7791_CLK_SCIF2>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x2b>, <&dmac0 0x2c>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x2b>, <&dmac0 0x2c>,
+ <&dmac1 0x2b>, <&dmac1 0x2c>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -764,8 +783,9 @@
clocks = <&mstp7_clks R8A7791_CLK_SCIF3>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x2f>, <&dmac0 0x30>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x2f>, <&dmac0 0x30>,
+ <&dmac1 0x2f>, <&dmac1 0x30>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -778,8 +798,9 @@
clocks = <&mstp7_clks R8A7791_CLK_SCIF4>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0xfb>, <&dmac0 0xfc>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xfb>, <&dmac0 0xfc>,
+ <&dmac1 0xfb>, <&dmac1 0xfc>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -792,8 +813,9 @@
clocks = <&mstp7_clks R8A7791_CLK_SCIF5>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0xfd>, <&dmac0 0xfe>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xfd>, <&dmac0 0xfe>,
+ <&dmac1 0xfd>, <&dmac1 0xfe>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -806,8 +828,9 @@
clocks = <&mstp7_clks R8A7791_CLK_HSCIF0>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x39>, <&dmac0 0x3a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x39>, <&dmac0 0x3a>,
+ <&dmac1 0x39>, <&dmac1 0x3a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -820,8 +843,9 @@
clocks = <&mstp7_clks R8A7791_CLK_HSCIF1>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x4d>, <&dmac0 0x4e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x4d>, <&dmac0 0x4e>,
+ <&dmac1 0x4d>, <&dmac1 0x4e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -834,8 +858,9 @@
clocks = <&mstp7_clks R8A7791_CLK_HSCIF2>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x3b>, <&dmac0 0x3c>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x3b>, <&dmac0 0x3c>,
+ <&dmac1 0x3b>, <&dmac1 0x3c>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -1478,8 +1503,9 @@
reg = <0 0xe6b10000 0 0x2c>;
interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp9_clks R8A7791_CLK_QSPI_MOD>;
- dmas = <&dmac0 0x17>, <&dmac0 0x18>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x17>, <&dmac0 0x18>,
+ <&dmac1 0x17>, <&dmac1 0x18>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
num-cs = <1>;
#address-cells = <1>;
@@ -1492,8 +1518,9 @@
reg = <0 0xe6e20000 0 0x0064>;
interrupts = <GIC_SPI 156 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp0_clks R8A7791_CLK_MSIOF0>;
- dmas = <&dmac0 0x51>, <&dmac0 0x52>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x51>, <&dmac0 0x52>,
+ <&dmac1 0x51>, <&dmac1 0x52>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
#address-cells = <1>;
#size-cells = <0>;
@@ -1505,8 +1532,9 @@
reg = <0 0xe6e10000 0 0x0064>;
interrupts = <GIC_SPI 157 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7791_CLK_MSIOF1>;
- dmas = <&dmac0 0x55>, <&dmac0 0x56>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x55>, <&dmac0 0x56>,
+ <&dmac1 0x55>, <&dmac1 0x56>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
#address-cells = <1>;
#size-cells = <0>;
@@ -1518,8 +1546,9 @@
reg = <0 0xe6e00000 0 0x0064>;
interrupts = <GIC_SPI 158 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7791_CLK_MSIOF2>;
- dmas = <&dmac0 0x41>, <&dmac0 0x42>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x41>, <&dmac0 0x42>,
+ <&dmac1 0x41>, <&dmac1 0x42>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7791_PD_ALWAYS_ON>;
#address-cells = <1>;
#size-cells = <0>;
--
2.8.2
^ permalink raw reply related [flat|nested] 6+ messages in thread* [PATCHv4 3/4] ARM: dts: r8a7793: Reference both DMA controllers
2016-05-12 8:54 [PATCHv4 0/4] Reference both DMA controllers Niklas Söderlund
[not found] ` <1463043285-14702-1-git-send-email-niklas.soderlund+renesas-1zkq55x86MTxsAP9Fp7wbw@public.gmane.org>
2016-05-12 8:54 ` [PATCHv4 2/4] ARM: dts: r8a7791: " Niklas Söderlund
@ 2016-05-12 8:54 ` Niklas Söderlund
2016-05-12 8:54 ` [PATCHv4 4/4] ARM: dts: r8a7794: " Niklas Söderlund
2016-05-16 8:11 ` [PATCHv4 0/4] " Simon Horman
4 siblings, 0 replies; 6+ messages in thread
From: Niklas Söderlund @ 2016-05-12 8:54 UTC (permalink / raw)
To: horms, magnus.damm, geert, arnd
Cc: linux-renesas-soc, devicetree, linux-arm-kernel,
Niklas Söderlund
R-Car Gen2 have two DMA controllers, which are equivalent. Add
references to both dmac0 and dmac1 so the driver can choose which one to
use.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7793.dtsi | 130 ++++++++++++++++++++++++-----------------
1 file changed, 78 insertions(+), 52 deletions(-)
diff --git a/arch/arm/boot/dts/r8a7793.dtsi b/arch/arm/boot/dts/r8a7793.dtsi
index 76c8435..5f50e9b 100644
--- a/arch/arm/boot/dts/r8a7793.dtsi
+++ b/arch/arm/boot/dts/r8a7793.dtsi
@@ -473,8 +473,9 @@
reg = <0 0xe60b0000 0 0x425>;
interrupts = <GIC_SPI 173 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp9_clks R8A7793_CLK_IICDVFS>;
- dmas = <&dmac0 0x77>, <&dmac0 0x78>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x77>, <&dmac0 0x78>,
+ <&dmac1 0x77>, <&dmac1 0x78>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -486,8 +487,9 @@
reg = <0 0xe6500000 0 0x425>;
interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7793_CLK_IIC0>;
- dmas = <&dmac0 0x61>, <&dmac0 0x62>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x61>, <&dmac0 0x62>,
+ <&dmac1 0x61>, <&dmac1 0x62>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -499,8 +501,9 @@
reg = <0 0xe6510000 0 0x425>;
interrupts = <GIC_SPI 175 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7793_CLK_IIC1>;
- dmas = <&dmac0 0x65>, <&dmac0 0x66>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x65>, <&dmac0 0x66>,
+ <&dmac1 0x65>, <&dmac1 0x66>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -515,8 +518,9 @@
reg = <0 0xee100000 0 0x328>;
interrupts = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7793_CLK_SDHI0>;
- dmas = <&dmac0 0xcd>, <&dmac0 0xce>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xcd>, <&dmac0 0xce>,
+ <&dmac1 0xcd>, <&dmac1 0xce>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -526,8 +530,9 @@
reg = <0 0xee140000 0 0x100>;
interrupts = <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7793_CLK_SDHI1>;
- dmas = <&dmac0 0xc1>, <&dmac0 0xc2>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xc1>, <&dmac0 0xc2>,
+ <&dmac1 0xc1>, <&dmac1 0xc2>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -537,8 +542,9 @@
reg = <0 0xee160000 0 0x100>;
interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7793_CLK_SDHI2>;
- dmas = <&dmac0 0xd3>, <&dmac0 0xd4>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xd3>, <&dmac0 0xd4>,
+ <&dmac1 0xd3>, <&dmac1 0xd4>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -548,8 +554,9 @@
reg = <0 0xee200000 0 0x80>;
interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7793_CLK_MMCIF0>;
- dmas = <&dmac0 0xd1>, <&dmac0 0xd2>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xd1>, <&dmac0 0xd2>,
+ <&dmac1 0xd1>, <&dmac1 0xd2>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
reg-io-width = <4>;
status = "disabled";
@@ -563,8 +570,9 @@
interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7793_CLK_SCIFA0>;
clock-names = "fck";
- dmas = <&dmac0 0x21>, <&dmac0 0x22>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x21>, <&dmac0 0x22>,
+ <&dmac1 0x21>, <&dmac1 0x22>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -576,8 +584,9 @@
interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7793_CLK_SCIFA1>;
clock-names = "fck";
- dmas = <&dmac0 0x25>, <&dmac0 0x26>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x25>, <&dmac0 0x26>,
+ <&dmac1 0x25>, <&dmac1 0x26>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -589,8 +598,9 @@
interrupts = <GIC_SPI 151 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7793_CLK_SCIFA2>;
clock-names = "fck";
- dmas = <&dmac0 0x27>, <&dmac0 0x28>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x27>, <&dmac0 0x28>,
+ <&dmac1 0x27>, <&dmac1 0x28>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -602,8 +612,9 @@
interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp11_clks R8A7793_CLK_SCIFA3>;
clock-names = "fck";
- dmas = <&dmac0 0x1b>, <&dmac0 0x1c>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x1b>, <&dmac0 0x1c>,
+ <&dmac1 0x1b>, <&dmac1 0x1c>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -615,8 +626,9 @@
interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp11_clks R8A7793_CLK_SCIFA4>;
clock-names = "fck";
- dmas = <&dmac0 0x1f>, <&dmac0 0x20>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x1f>, <&dmac0 0x20>,
+ <&dmac1 0x1f>, <&dmac1 0x20>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -628,8 +640,9 @@
interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp11_clks R8A7793_CLK_SCIFA5>;
clock-names = "fck";
- dmas = <&dmac0 0x23>, <&dmac0 0x24>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x23>, <&dmac0 0x24>,
+ <&dmac1 0x23>, <&dmac1 0x24>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -641,8 +654,9 @@
interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7793_CLK_SCIFB0>;
clock-names = "fck";
- dmas = <&dmac0 0x3d>, <&dmac0 0x3e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x3d>, <&dmac0 0x3e>,
+ <&dmac1 0x3d>, <&dmac1 0x3e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -654,8 +668,9 @@
interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7793_CLK_SCIFB1>;
clock-names = "fck";
- dmas = <&dmac0 0x19>, <&dmac0 0x1a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x19>, <&dmac0 0x1a>,
+ <&dmac1 0x19>, <&dmac1 0x1a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -667,8 +682,9 @@
interrupts = <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7793_CLK_SCIFB2>;
clock-names = "fck";
- dmas = <&dmac0 0x1d>, <&dmac0 0x1e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x1d>, <&dmac0 0x1e>,
+ <&dmac1 0x1d>, <&dmac1 0x1e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -681,8 +697,9 @@
clocks = <&mstp7_clks R8A7793_CLK_SCIF0>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x29>, <&dmac0 0x2a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x29>, <&dmac0 0x2a>,
+ <&dmac1 0x29>, <&dmac1 0x2a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -695,8 +712,9 @@
clocks = <&mstp7_clks R8A7793_CLK_SCIF1>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x2d>, <&dmac0 0x2e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x2d>, <&dmac0 0x2e>,
+ <&dmac1 0x2d>, <&dmac1 0x2e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -709,8 +727,9 @@
clocks = <&mstp7_clks R8A7793_CLK_SCIF2>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x2b>, <&dmac0 0x2c>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x2b>, <&dmac0 0x2c>,
+ <&dmac1 0x2b>, <&dmac1 0x2c>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -723,8 +742,9 @@
clocks = <&mstp7_clks R8A7793_CLK_SCIF3>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x2f>, <&dmac0 0x30>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x2f>, <&dmac0 0x30>,
+ <&dmac1 0x2f>, <&dmac1 0x30>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -737,8 +757,9 @@
clocks = <&mstp7_clks R8A7793_CLK_SCIF4>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0xfb>, <&dmac0 0xfc>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xfb>, <&dmac0 0xfc>,
+ <&dmac1 0xfb>, <&dmac1 0xfc>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -751,8 +772,9 @@
clocks = <&mstp7_clks R8A7793_CLK_SCIF5>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0xfd>, <&dmac0 0xfe>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xfd>, <&dmac0 0xfe>,
+ <&dmac1 0xfd>, <&dmac1 0xfe>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -765,8 +787,9 @@
clocks = <&mstp7_clks R8A7793_CLK_HSCIF0>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x39>, <&dmac0 0x3a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x39>, <&dmac0 0x3a>,
+ <&dmac1 0x39>, <&dmac1 0x3a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -779,8 +802,9 @@
clocks = <&mstp7_clks R8A7793_CLK_HSCIF1>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x4d>, <&dmac0 0x4e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x4d>, <&dmac0 0x4e>,
+ <&dmac1 0x4d>, <&dmac1 0x4e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -793,8 +817,9 @@
clocks = <&mstp7_clks R8A7793_CLK_HSCIF2>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x3b>, <&dmac0 0x3c>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x3b>, <&dmac0 0x3c>,
+ <&dmac1 0x3b>, <&dmac1 0x3c>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -816,8 +841,9 @@
reg = <0 0xe6b10000 0 0x2c>;
interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp9_clks R8A7793_CLK_QSPI_MOD>;
- dmas = <&dmac0 0x17>, <&dmac0 0x18>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x17>, <&dmac0 0x18>,
+ <&dmac1 0x17>, <&dmac1 0x18>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7793_PD_ALWAYS_ON>;
num-cs = <1>;
#address-cells = <1>;
--
2.8.2
^ permalink raw reply related [flat|nested] 6+ messages in thread* [PATCHv4 4/4] ARM: dts: r8a7794: Reference both DMA controllers
2016-05-12 8:54 [PATCHv4 0/4] Reference both DMA controllers Niklas Söderlund
` (2 preceding siblings ...)
2016-05-12 8:54 ` [PATCHv4 3/4] ARM: dts: r8a7793: " Niklas Söderlund
@ 2016-05-12 8:54 ` Niklas Söderlund
2016-05-16 8:11 ` [PATCHv4 0/4] " Simon Horman
4 siblings, 0 replies; 6+ messages in thread
From: Niklas Söderlund @ 2016-05-12 8:54 UTC (permalink / raw)
To: horms, magnus.damm, geert, arnd
Cc: linux-renesas-soc, devicetree, linux-arm-kernel,
Niklas Söderlund
R-Car Gen2 have two DMA controllers, which are equivalent. Add
references to both dmac0 and dmac1 so the driver can choose which one to
use.
Signed-off-by: Niklas Söderlund <niklas.soderlund+renesas@ragnatech.se>
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
---
arch/arm/boot/dts/r8a7794.dtsi | 119 ++++++++++++++++++++++++++---------------
1 file changed, 75 insertions(+), 44 deletions(-)
diff --git a/arch/arm/boot/dts/r8a7794.dtsi b/arch/arm/boot/dts/r8a7794.dtsi
index f334a3a..ad1df83 100644
--- a/arch/arm/boot/dts/r8a7794.dtsi
+++ b/arch/arm/boot/dts/r8a7794.dtsi
@@ -302,8 +302,9 @@
interrupts = <GIC_SPI 144 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7794_CLK_SCIFA0>;
clock-names = "fck";
- dmas = <&dmac0 0x21>, <&dmac0 0x22>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x21>, <&dmac0 0x22>,
+ <&dmac1 0x21>, <&dmac1 0x22>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -315,8 +316,9 @@
interrupts = <GIC_SPI 145 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7794_CLK_SCIFA1>;
clock-names = "fck";
- dmas = <&dmac0 0x25>, <&dmac0 0x26>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x25>, <&dmac0 0x26>,
+ <&dmac1 0x25>, <&dmac1 0x26>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -328,8 +330,9 @@
interrupts = <GIC_SPI 151 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7794_CLK_SCIFA2>;
clock-names = "fck";
- dmas = <&dmac0 0x27>, <&dmac0 0x28>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x27>, <&dmac0 0x28>,
+ <&dmac1 0x27>, <&dmac1 0x28>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -341,8 +344,9 @@
interrupts = <GIC_SPI 29 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp11_clks R8A7794_CLK_SCIFA3>;
clock-names = "fck";
- dmas = <&dmac0 0x1b>, <&dmac0 0x1c>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x1b>, <&dmac0 0x1c>,
+ <&dmac1 0x1b>, <&dmac1 0x1c>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -354,8 +358,9 @@
interrupts = <GIC_SPI 30 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp11_clks R8A7794_CLK_SCIFA4>;
clock-names = "fck";
- dmas = <&dmac0 0x1f>, <&dmac0 0x20>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x1f>, <&dmac0 0x20>,
+ <&dmac1 0x1f>, <&dmac1 0x20>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -367,8 +372,9 @@
interrupts = <GIC_SPI 31 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp11_clks R8A7794_CLK_SCIFA5>;
clock-names = "fck";
- dmas = <&dmac0 0x23>, <&dmac0 0x24>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x23>, <&dmac0 0x24>,
+ <&dmac1 0x23>, <&dmac1 0x24>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -380,8 +386,9 @@
interrupts = <GIC_SPI 148 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7794_CLK_SCIFB0>;
clock-names = "fck";
- dmas = <&dmac0 0x3d>, <&dmac0 0x3e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x3d>, <&dmac0 0x3e>,
+ <&dmac1 0x3d>, <&dmac1 0x3e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -393,8 +400,9 @@
interrupts = <GIC_SPI 149 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7794_CLK_SCIFB1>;
clock-names = "fck";
- dmas = <&dmac0 0x19>, <&dmac0 0x1a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x19>, <&dmac0 0x1a>,
+ <&dmac1 0x19>, <&dmac1 0x1a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -406,8 +414,9 @@
interrupts = <GIC_SPI 150 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp2_clks R8A7794_CLK_SCIFB2>;
clock-names = "fck";
- dmas = <&dmac0 0x1d>, <&dmac0 0x1e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x1d>, <&dmac0 0x1e>,
+ <&dmac1 0x1d>, <&dmac1 0x1e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -420,8 +429,9 @@
clocks = <&mstp7_clks R8A7794_CLK_SCIF0>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x29>, <&dmac0 0x2a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x29>, <&dmac0 0x2a>,
+ <&dmac1 0x29>, <&dmac1 0x2a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -434,8 +444,9 @@
clocks = <&mstp7_clks R8A7794_CLK_SCIF1>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x2d>, <&dmac0 0x2e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x2d>, <&dmac0 0x2e>,
+ <&dmac1 0x2d>, <&dmac1 0x2e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -448,8 +459,9 @@
clocks = <&mstp7_clks R8A7794_CLK_SCIF2>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x2b>, <&dmac0 0x2c>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x2b>, <&dmac0 0x2c>,
+ <&dmac1 0x2b>, <&dmac1 0x2c>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -462,8 +474,9 @@
clocks = <&mstp7_clks R8A7794_CLK_SCIF3>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x2f>, <&dmac0 0x30>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x2f>, <&dmac0 0x30>,
+ <&dmac1 0x2f>, <&dmac1 0x30>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -476,8 +489,9 @@
clocks = <&mstp7_clks R8A7794_CLK_SCIF4>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0xfb>, <&dmac0 0xfc>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xfb>, <&dmac0 0xfc>,
+ <&dmac1 0xfb>, <&dmac1 0xfc>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -490,8 +504,9 @@
clocks = <&mstp7_clks R8A7794_CLK_SCIF5>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0xfd>, <&dmac0 0xfe>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xfd>, <&dmac0 0xfe>,
+ <&dmac1 0xfd>, <&dmac1 0xfe>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -504,8 +519,9 @@
clocks = <&mstp7_clks R8A7794_CLK_HSCIF0>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x39>, <&dmac0 0x3a>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x39>, <&dmac0 0x3a>,
+ <&dmac1 0x39>, <&dmac1 0x3a>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -518,8 +534,9 @@
clocks = <&mstp7_clks R8A7794_CLK_HSCIF1>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x4d>, <&dmac0 0x4e>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x4d>, <&dmac0 0x4e>,
+ <&dmac1 0x4d>, <&dmac1 0x4e>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -532,8 +549,9 @@
clocks = <&mstp7_clks R8A7794_CLK_HSCIF2>, <&zs_clk>,
<&scif_clk>;
clock-names = "fck", "brg_int", "scif_clk";
- dmas = <&dmac0 0x3b>, <&dmac0 0x3c>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x3b>, <&dmac0 0x3c>,
+ <&dmac1 0x3b>, <&dmac1 0x3c>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -640,8 +658,9 @@
reg = <0 0xe6500000 0 0x425>;
interrupts = <GIC_SPI 174 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7794_CLK_IIC0>;
- dmas = <&dmac0 0x61>, <&dmac0 0x62>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x61>, <&dmac0 0x62>,
+ <&dmac1 0x61>, <&dmac1 0x62>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
#address-cells = <1>;
#size-cells = <0>;
@@ -653,8 +672,9 @@
reg = <0 0xe6510000 0 0x425>;
interrupts = <GIC_SPI 175 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7794_CLK_IIC1>;
- dmas = <&dmac0 0x65>, <&dmac0 0x66>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x65>, <&dmac0 0x66>,
+ <&dmac1 0x65>, <&dmac1 0x66>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
#address-cells = <1>;
#size-cells = <0>;
@@ -666,8 +686,9 @@
reg = <0 0xee200000 0 0x80>;
interrupts = <GIC_SPI 169 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7794_CLK_MMCIF0>;
- dmas = <&dmac0 0xd1>, <&dmac0 0xd2>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0xd1>, <&dmac0 0xd2>,
+ <&dmac1 0xd1>, <&dmac1 0xd2>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
reg-io-width = <4>;
status = "disabled";
@@ -678,6 +699,9 @@
reg = <0 0xee100000 0 0x200>;
interrupts = <GIC_SPI 165 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7794_CLK_SDHI0>;
+ dmas = <&dmac0 0xcd>, <&dmac0 0xce>,
+ <&dmac1 0xcd>, <&dmac1 0xce>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -687,6 +711,9 @@
reg = <0 0xee140000 0 0x100>;
interrupts = <GIC_SPI 167 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7794_CLK_SDHI1>;
+ dmas = <&dmac0 0xc1>, <&dmac0 0xc2>,
+ <&dmac1 0xc1>, <&dmac1 0xc2>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -696,6 +723,9 @@
reg = <0 0xee160000 0 0x100>;
interrupts = <GIC_SPI 168 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp3_clks R8A7794_CLK_SDHI2>;
+ dmas = <&dmac0 0xd3>, <&dmac0 0xd4>,
+ <&dmac1 0xd3>, <&dmac1 0xd4>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
status = "disabled";
};
@@ -705,8 +735,9 @@
reg = <0 0xe6b10000 0 0x2c>;
interrupts = <GIC_SPI 184 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&mstp9_clks R8A7794_CLK_QSPI_MOD>;
- dmas = <&dmac0 0x17>, <&dmac0 0x18>;
- dma-names = "tx", "rx";
+ dmas = <&dmac0 0x17>, <&dmac0 0x18>,
+ <&dmac1 0x17>, <&dmac1 0x18>;
+ dma-names = "tx", "rx", "tx", "rx";
power-domains = <&sysc R8A7794_PD_ALWAYS_ON>;
num-cs = <1>;
#address-cells = <1>;
--
2.8.2
^ permalink raw reply related [flat|nested] 6+ messages in thread* Re: [PATCHv4 0/4] Reference both DMA controllers
2016-05-12 8:54 [PATCHv4 0/4] Reference both DMA controllers Niklas Söderlund
` (3 preceding siblings ...)
2016-05-12 8:54 ` [PATCHv4 4/4] ARM: dts: r8a7794: " Niklas Söderlund
@ 2016-05-16 8:11 ` Simon Horman
4 siblings, 0 replies; 6+ messages in thread
From: Simon Horman @ 2016-05-16 8:11 UTC (permalink / raw)
To: Niklas Söderlund
Cc: magnus.damm, geert, arnd, linux-renesas-soc, devicetree,
linux-arm-kernel
On Thu, May 12, 2016 at 10:54:41AM +0200, Niklas Söderlund wrote:
> Hi,
>
> R-Car Gen2 have two DMA controllers, which are equivalent. However DMA
> slaves were tied only to a single DMA controller in .dtsi. This series
> add references to to both DMA controllers for all nodes that previously
> only referenced one of them. It also adds dma references to the SDHI
> nodes for r8a7794 which according to the datasheet should work but I
> have not access to HW to verify.
>
> Tested on Koelsch (r8a7791) by altering the compatible value of either
> dmac0 or dmac1 and verifying that the DMA slaves pick the DMA controller
> that is available.
Thanks, I have queued these up.
^ permalink raw reply [flat|nested] 6+ messages in thread