Re: [PATCH 5/5] kvm/powerpc: flat device tree files for MPC8544DS

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On Thu, 2009-02-26 at 18:35 +0800, Liu Yu wrote:
> mpc8544ds.dts is copied from kerenl.
> Non-supported devices has been removed.
> 
> Signed-off-by: Liu Yu <yu.liu@xxxxxxxxxxxxx>
> ---
>  pc-bios/mpc8544ds.dtb |  Bin 0 -> 12288 bytes
>  pc-bios/mpc8544ds.dts |  122 +++++++++++++++++++++++++++++++++++++++++++++++++
>  2 files changed, 122 insertions(+), 0 deletions(-)
>  create mode 100644 pc-bios/mpc8544ds.dtb
>  create mode 100644 pc-bios/mpc8544ds.dts

> 
> diff --git a/pc-bios/mpc8544ds.dts b/pc-bios/mpc8544ds.dts
> new file mode 100644
> index 0000000..872152d
> --- /dev/null
> +++ b/pc-bios/mpc8544ds.dts
> @@ -0,0 +1,122 @@
> +/*
> + * MPC8544 DS Device Tree Source
> + *
> + * Copyright 2007, 2008 Freescale Semiconductor Inc.
> + *
> + * This program is free software; you can redistribute  it and/or modify it
> + * under  the terms of  the GNU General  Public License as published by the
> + * Free Software Foundation;  either version 2 of the  License, or (at your
> + * option) any later version.
> + */
> +
> +/dts-v1/;
> +/ {
> +	model = "MPC8544DS";
> +	compatible = "MPC8544DS", "MPC85xxDS";
> +	#address-cells = <1>;
> +	#size-cells = <1>;
> +
> +	aliases {
> +		serial0 = &serial0;
> +		serial1 = &serial1;
> +		pci0 = &pci0;
> +	};
> +
> +	cpus {
> +		#address-cells = <1>;
> +		#size-cells = <0>;
> +
> +		PowerPC,8544@0 {
> +			device_type = "cpu";
> +			reg = <0x0>;
> +			d-cache-line-size = <32>;	// 32 bytes
> +			i-cache-line-size = <32>;	// 32 bytes
> +			d-cache-size = <0x8000>;		// L1, 32K
> +			i-cache-size = <0x8000>;		// L1, 32K
> +			timebase-frequency = <0>;
> +			bus-frequency = <0>;
> +			clock-frequency = <0>;

It might be helpful to comment that these properties are overwritten at
runtime.

> +		};
> +	};
> +
> +	memory {
> +		device_type = "memory";
> +		reg = <0x0 0x0>;	// Filled by U-Boot
> +	};

"Filled by qemu"

> +	soc8544@e0000000 {
> +		#address-cells = <1>;
> +		#size-cells = <1>;
> +		device_type = "soc";
> +		compatible = "simple-bus";
> +
> +		ranges = <0x0 0xe0000000 0x100000>;
> +		reg = <0xe0000000 0x1000>;	// CCSRBAR 1M
> +		bus-frequency = <0>;		// Filled out by uboot.

Not filled by anybody...

Anyways, these are minor cosmetic issues; I'd be happy if the patch were
committed in its current form.

Acked-by: Hollis Blanchard <hollisb@xxxxxxxxxx>

-- 
Hollis Blanchard
IBM Linux Technology Center

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