hw/arm/exynos4210: Add DMA support for the Exynos4210
QEMU already supports pl330. Instantiate it for Exynos4210.
Relevant part of Linux arch/arm/boot/dts/exynos4.dtsi:
/ {
soc: soc {
amba {
pdma0: pdma@
12680000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x12680000 0x1000>;
interrupts = <GIC_SPI 35 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clock CLK_PDMA0>;
clock-names = "apb_pclk";
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};
pdma1: pdma@
12690000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x12690000 0x1000>;
interrupts = <GIC_SPI 36 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clock CLK_PDMA1>;
clock-names = "apb_pclk";
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <32>;
};
mdma1: mdma@
12850000 {
compatible = "arm,pl330", "arm,primecell";
reg = <0x12850000 0x1000>;
interrupts = <GIC_SPI 34 IRQ_TYPE_LEVEL_HIGH>;
clocks = <&clock CLK_MDMA>;
clock-names = "apb_pclk";
#dma-cells = <1>;
#dma-channels = <8>;
#dma-requests = <1>;
};
};
};
};
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Reviewed-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Alistair Francis <alistair.francis@wdc.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Message-id:
20190520214342.13709-4-philmd@redhat.com
[PMD: Do not set default qdev properties, create the controllers in the SoC
rather than the board (Peter Maydell), add dtsi in commit message]
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
Reviewed-by: Peter Maydell <peter.maydell@linaro.org>
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>