diff options
| author | Tony Lindgren <tony@atomide.com> | 2015-12-23 03:00:37 +0300 |
|---|---|---|
| committer | Tony Lindgren <tony@atomide.com> | 2015-12-23 03:00:37 +0300 |
| commit | 9a6404226508775c9576d5cc7f33cdee71fd09cc (patch) | |
| tree | 2edbd361817b79ee102975e42437f8e2a3a1f245 /arch/arm/boot/dts/dm814x.dtsi | |
| parent | b4d6df2a2324dbf567592d7995738950b5c325a5 (diff) | |
| download | linux-9a6404226508775c9576d5cc7f33cdee71fd09cc.tar.xz | |
ARM: dts: Update edma bindings on dm814x to use edma_xbar
The edma is the same as on am33xx, except it has four tptc
instances. And we need the edma_xbar for at least mmc3, so
let's use the edma_xbar and the new binding as suggested by
Peter Ujfalusi <peter.ujfalusi@ti.com>.
Reviewed-by: Peter Ujfalusi <peter.ujfalusi@ti.com>
[tony@atomide.com: updated for ti,edma-memcpy-channels binding]
Signed-off-by: Tony Lindgren <tony@atomide.com>
Diffstat (limited to 'arch/arm/boot/dts/dm814x.dtsi')
| -rw-r--r-- | arch/arm/boot/dts/dm814x.dtsi | 68 |
1 files changed, 58 insertions, 10 deletions
diff --git a/arch/arm/boot/dts/dm814x.dtsi b/arch/arm/boot/dts/dm814x.dtsi index ca9234633039..72e071c4e4fe 100644 --- a/arch/arm/boot/dts/dm814x.dtsi +++ b/arch/arm/boot/dts/dm814x.dtsi @@ -126,8 +126,8 @@ interrupts = <65>; ti,spi-num-cs = <4>; ti,hwmods = "mcspi1"; - dmas = <&edma 16 &edma 17 - &edma 18 &edma 19>; + dmas = <&edma 16 0 &edma 17 0 + &edma 18 0 &edma 19 0>; dma-names = "tx0", "rx0", "tx1", "rx1"; }; @@ -145,7 +145,7 @@ reg = <0x20000 0x2000>; clock-frequency = <48000000>; interrupts = <72>; - dmas = <&edma 26 &edma 27>; + dmas = <&edma 26 0 &edma 27 0>; dma-names = "tx", "rx"; }; @@ -155,7 +155,7 @@ reg = <0x22000 0x2000>; clock-frequency = <48000000>; interrupts = <73>; - dmas = <&edma 28 &edma 29>; + dmas = <&edma 28 0 &edma 29 0>; dma-names = "tx", "rx"; }; @@ -165,7 +165,7 @@ reg = <0x24000 0x2000>; clock-frequency = <48000000>; interrupts = <74>; - dmas = <&edma 30 &edma 31>; + dmas = <&edma 30 0 &edma 31 0>; dma-names = "tx", "rx"; }; @@ -205,6 +205,14 @@ }; }; + edma_xbar: dma-router@f90 { + compatible = "ti,am335x-edma-crossbar"; + reg = <0xf90 0x40>; + #dma-cells = <3>; + dma-requests = <32>; + dma-masters = <&edma>; + }; + /* * Note that silicon revision 2.1 and older * require input enabled (bit 18 set) for all @@ -272,12 +280,52 @@ }; edma: edma@49000000 { - compatible = "ti,edma3"; - ti,hwmods = "tpcc", "tptc0", "tptc1", "tptc2"; - reg = <0x49000000 0x10000>, - <0x44e10f90 0x40>; + compatible = "ti,edma3-tpcc"; + ti,hwmods = "tpcc"; + reg = <0x49000000 0x10000>; + reg-names = "edma3_cc"; interrupts = <12 13 14>; - #dma-cells = <1>; + interrupt-names = "edma3_ccint", "emda3_mperr", + "edma3_ccerrint"; + dma-requests = <64>; + #dma-cells = <2>; + + ti,tptcs = <&edma_tptc0 7>, <&edma_tptc1 5>, + <&edma_tptc2 3>, <&edma_tptc3 0>; + + ti,edma-memcpy-channels = <20 21>; + }; + + edma_tptc0: tptc@49800000 { + compatible = "ti,edma3-tptc"; + ti,hwmods = "tptc0"; + reg = <0x49800000 0x100000>; + interrupts = <112>; + interrupt-names = "edma3_tcerrint"; + }; + + edma_tptc1: tptc@49900000 { + compatible = "ti,edma3-tptc"; + ti,hwmods = "tptc1"; + reg = <0x49900000 0x100000>; + interrupts = <113>; + interrupt-names = "edma3_tcerrint"; + }; + + edma_tptc2: tptc@49a00000 { + compatible = "ti,edma3-tptc"; + ti,hwmods = "tptc2"; + reg = <0x49a00000 0x100000>; + interrupts = <114>; + interrupt-names = "edma3_tcerrint"; + }; + + edma_tptc3: tptc@49b00000 { + compatible = "ti,edma3-tptc"; + ti,hwmods = "tptc3"; + reg = <0x49b00000 0x100000>; + interrupts = <115>; + interrupt-names = "edma3_tcerrint"; }; /* See TRM "Table 1-318. L4HS Instance Summary" */ |