From: Geert Uytterhoeven <geert@linux-m68k.org>
To: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
Cc: Magnus Damm <magnus.damm@gmail.com>,
Rob Herring <robh+dt@kernel.org>,
Linux-Renesas <linux-renesas-soc@vger.kernel.org>,
"open list:OPEN FIRMWARE AND FLATTENED DEVICE TREE BINDINGS"
<devicetree@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>,
Prabhakar <prabhakar.csengg@gmail.com>
Subject: Re: [PATCH 2/4] ARM: dts: r8a7742-iwg21d-q7: Add SPI NOR support
Date: Thu, 3 Sep 2020 13:59:04 +0200 [thread overview]
Message-ID: <CAMuHMdXm9D8-bg3XdGqD7AKe2vMiZLNWENH3A0w-b7j=qZS=pA@mail.gmail.com> (raw)
In-Reply-To: <20200825162718.5838-3-prabhakar.mahadev-lad.rj@bp.renesas.com>
Hi Prabhakar,
On Tue, Aug 25, 2020 at 6:28 PM Lad Prabhakar
<prabhakar.mahadev-lad.rj@bp.renesas.com> wrote:
> Add support for the SPI NOR device which is connected to MSIOF0 interface
> on the iWave RainboW-G21d-q7 board.
>
> Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@bp.renesas.com>
> Reviewed-by: Chris Paterson <Chris.Paterson2@renesas.com>
> --- a/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
> +++ b/arch/arm/boot/dts/r8a7742-iwg21d-q7.dts
> @@ -220,6 +220,32 @@
> status = "okay";
> };
>
> +&msiof0 {
> + pinctrl-0 = <&msiof0_pins>;
> + pinctrl-names = "default";
> + cs-gpios = <&gpio5 13 GPIO_ACTIVE_LOW>;
> +
> + status = "okay";
> +
> + flash1: flash@0 {
> + compatible = "sst,sst25vf016b", "jedec,spi-nor";
> + reg = <0>;
> + spi-max-frequency = <50000000>;
> + m25p,fast-read;
> +
> + partitions {
> + compatible = "fixed-partitions";
> + #address-cells = <1>;
> + #size-cells = <1>;
> +
> + partition@0 {
> + label = "user";
> + reg = <0x00000000 0x00200000>;
> + };
> + };
> + };
> +};
> +
> &pci0 {
> pinctrl-0 = <&usb0_pins>;
> pinctrl-names = "default";
> @@ -266,6 +292,11 @@
> function = "i2c2";
> };
>
> + msiof0_pins: msiof0 {
> + groups = "msiof0_clk", "msiof0_tx", "msiof0_rx";
I think you're missing "msiof0_sync", connected to SPI_CS0#?
With that fixed:
Reviewed-by: Geert Uytterhoeven <geert+renesas@glider.be>
> + function = "msiof0";
> + };
Gr{oetje,eeting}s,
Geert
--
Geert Uytterhoeven -- There's lots of Linux beyond ia32 -- geert@linux-m68k.org
In personal conversations with technical people, I call myself a hacker. But
when I'm talking to journalists I just say "programmer" or something like that.
-- Linus Torvalds
next prev parent reply other threads:[~2020-09-03 12:02 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2020-08-25 16:27 [PATCH 0/4] iWave G21D-Q7 enable PCIe, flash, CAN and SD2 LED Lad Prabhakar
2020-08-25 16:27 ` [PATCH 1/4] ARM: dts: r8a7742-iwg21d-q7: Enable PCIe Controller Lad Prabhakar
2020-09-03 10:18 ` Geert Uytterhoeven
2020-09-03 11:18 ` Lad, Prabhakar
2020-09-03 11:29 ` Geert Uytterhoeven
2020-10-09 7:23 ` Pavel Machek
2020-10-09 9:01 ` Lad, Prabhakar
2020-08-25 16:27 ` [PATCH 2/4] ARM: dts: r8a7742-iwg21d-q7: Add SPI NOR support Lad Prabhakar
2020-09-03 11:59 ` Geert Uytterhoeven [this message]
2020-09-04 17:24 ` Lad, Prabhakar
2020-08-25 16:27 ` [PATCH 3/4] ARM: dts: r8a7742-iwg21d-q7: Add can0 support to carrier board Lad Prabhakar
2020-09-03 12:14 ` Geert Uytterhoeven
2020-09-04 17:17 ` Lad, Prabhakar
2020-08-25 16:27 ` [PATCH 4/4] ARM: dts: r8a7742-iwg21d-q7: Enable SD2 LED indication Lad Prabhakar
2020-09-03 12:20 ` Geert Uytterhoeven
2020-09-04 17:15 ` Lad, Prabhakar
2020-09-07 7:55 ` Geert Uytterhoeven
2020-09-07 15:23 ` Lad, Prabhakar
2020-10-09 7:26 ` Pavel Machek
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