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SubjectRe: [PATCH v6 5/6] MIPS: DTS: JZ4780: define node for JZ4780 efuse
Hi Nikolaus,


Le mer., févr. 26, 2020 at 12:16, H. Nikolaus Schaller
<hns@goldelico.com> a écrit :
> From: PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com>
>
> This patch brings support for the JZ4780 efuse. Currently it only
> exposes
> a read only access to the entire 8K bits efuse memory and the
> ethernet mac address for the davicom dm9000 chip on the CI20 board.
>
> It also changes the nemc reg range to avoid overlap.
>
> Tested-by: Mathieu Malaterre <malat@debian.org>
> Signed-off-by: PrasannaKumar Muralidharan <prasannatsmkumar@gmail.com>
> Signed-off-by: Mathieu Malaterre <malat@debian.org>
> Signed-off-by: H. Nikolaus Schaller <hns@goldelico.com>
> ---
> arch/mips/boot/dts/ingenic/jz4780.dtsi | 17 ++++++++++++++++-
> 1 file changed, 16 insertions(+), 1 deletion(-)
>
> diff --git a/arch/mips/boot/dts/ingenic/jz4780.dtsi
> b/arch/mips/boot/dts/ingenic/jz4780.dtsi
> index f928329b034b..1e266be28096 100644
> --- a/arch/mips/boot/dts/ingenic/jz4780.dtsi
> +++ b/arch/mips/boot/dts/ingenic/jz4780.dtsi
> @@ -358,7 +358,7 @@
>
> nemc: nemc@13410000 {
> compatible = "ingenic,jz4780-nemc";
> - reg = <0x13410000 0x10000>;
> + reg = <0x13410000 0x4c>;

This is wrong, the real size of the register area is 1x15c.

> #address-cells = <2>;
> #size-cells = <1>;
> ranges = <1 0 0x1b000000 0x1000000
> @@ -373,6 +373,21 @@
> status = "disabled";
> };
>
> + efuse: efuse@134100d0 {
> + compatible = "ingenic,jz4780-efuse";
> + reg = <0x134100d0 0x2c>;
> +
> + clocks = <&cgu JZ4780_CLK_AHB2>;
> + clock-names = "ahb2";

As explained in my response to the other patch, 'clock-names' can go
away.

Cheers,
-Paul

> +
> + #address-cells = <1>;
> + #size-cells = <1>;
> +
> + eth0_addr: eth-mac-addr@0x22 {
> + reg = <0x22 0x6>;
> + };
> + };
> +
> dma: dma@13420000 {
> compatible = "ingenic,jz4780-dma";
> reg = <0x13420000 0x400
> --
> 2.23.0
>


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