From mboxrd@z Thu Jan 1 00:00:00 1970 From: heiko@sntech.de (Heiko =?ISO-8859-1?Q?St=FCbner?=) Date: Thu, 14 Aug 2014 23:01:25 +0200 Subject: [PATCH v2 3/4] ARM: dts: rockchip: add rk3288 dma controllers In-Reply-To: <3132019.Q6dzkQ3ylK@diego> References: <3132019.Q6dzkQ3ylK@diego> Message-ID: <13040520.xInaTtH0pm@diego> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add both the bus and peripheral pl330 dma controllers present in rk3288 socs. The first dma controller can change between secure and non-secure mode. Both instances are added but the non-secure variant is left disabled by default, as on the majority of boards the bootloader leaves it in secure mode. Signed-off-by: Heiko Stuebner --- arch/arm/boot/dts/rk3288.dtsi | 38 ++++++++++++++++++++++++++++++++++++++ 1 file changed, 38 insertions(+) diff --git a/arch/arm/boot/dts/rk3288.dtsi b/arch/arm/boot/dts/rk3288.dtsi index 5950b0a..add0e11 100644 --- a/arch/arm/boot/dts/rk3288.dtsi +++ b/arch/arm/boot/dts/rk3288.dtsi @@ -62,6 +62,44 @@ }; }; + amba { + compatible = "arm,amba-bus"; + #address-cells = <1>; + #size-cells = <1>; + ranges; + + dmac_peri: dma-controller at ff250000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0xff250000 0x4000>; + interrupts = , + ; + #dma-cells = <1>; + clocks = <&cru ACLK_DMAC2>; + clock-names = "apb_pclk"; + }; + + dmac_bus_ns: dma-controller at ff600000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0xff600000 0x4000>; + interrupts = , + ; + #dma-cells = <1>; + clocks = <&cru ACLK_DMAC1>; + clock-names = "apb_pclk"; + status = "disabled"; + }; + + dmac_bus_s: dma-controller at ffb20000 { + compatible = "arm,pl330", "arm,primecell"; + reg = <0xffb20000 0x4000>; + interrupts = , + ; + #dma-cells = <1>; + clocks = <&cru ACLK_DMAC1>; + clock-names = "apb_pclk"; + }; + }; + xin24m: oscillator { compatible = "fixed-clock"; clock-frequency = <24000000>; -- 1.9.0