From: Florian Fainelli <f.fainelli@gmail.com>
To: Stefan Wahren <wahrenst@gmx.net>, Eric Anholt <eric@anholt.net>,
Ray Jui <rjui@broadcom.com>,
Scott Branden <sbranden@broadcom.com>,
Nicolas Saenz Julienne <nsaenzjulienne@suse.de>,
Rob Herring <robh+dt@kernel.org>,
Mark Rutland <mark.rutland@arm.com>,
Linus Walleij <linus.walleij@linaro.org>,
Michael Turquette <mturquette@baylibre.com>,
Stephen Boyd <sboyd@kernel.org>,
Ulf Hansson <ulf.hansson@linaro.org>,
Adrian Hunter <adrian.hunter@intel.com>,
Mark Brown <broonie@kernel.org>
Cc: bcm-kernel-feedback-list@broadcom.com,
linux-rpi-kernel@lists.infradead.org,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH RFC 18/18] ARM: dts: Add minimal Raspberry Pi 4 support
Date: Wed, 17 Jul 2019 14:22:30 -0700 [thread overview]
Message-ID: <57dea1a5-2a33-5644-05c5-174753307fc0@gmail.com> (raw)
In-Reply-To: <1563398164-2679-5-git-send-email-wahrenst@gmx.net>
On 7/17/2019 2:16 PM, Stefan Wahren wrote:
> This adds minimal support for the new Raspberry Pi 4 without the
> fancy stuff like GENET, PCIe, XHCI, 40 bit DMA and V3D. The RPi 4 is avail=
> able
> in 3 different variants (1, 2 and 4 GB RAM), so leave the memory size to z=
> ero
> and let the bootloader take care of it.
>
> Other differences to the Raspberry Pi 3:
> - additional GIC 400 Interrupt controller
> - new thermal IP and HWRNG
> - additional MMC interface (emmc2)
> - additional UART, I2C, SPI and PWM interfaces
>
> Signed-off-by: Stefan Wahren <wahrenst@gmx.net>
> =2D--
[snip]
> + rng@7e104000 {
> + interrupts =3D <GIC_SPI 125 IRQ_TYPE_LEVEL_HIGH>;
> +
> + /* RNG is incompatible to brcm,bcm2835-rng */
> + status =3D "disabled";
It's an iproc-rng200, so you can either re-use the bcm7211-rng
compatible string that was just recently added or you can define a
bcm2838-rng if you prefer.
--
Florian
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next prev parent reply other threads:[~2019-07-17 21:22 UTC|newest]
Thread overview: 23+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-07-17 21:16 [PATCH RFC 14/18] HACK: pinctrl: bcm2835: Implement legacy pull for BCM7211 Stefan Wahren
2019-07-17 21:16 ` [PATCH RFC 15/18] spi: bcm2835: enable shared interrupt support Stefan Wahren
2019-07-18 12:42 ` Mark Brown
2019-07-18 17:53 ` Stefan Wahren
2019-07-18 18:05 ` Florian Fainelli
2019-07-18 18:21 ` Stefan Wahren
2019-07-24 17:15 ` Mark Brown
2019-07-18 18:52 ` Mark Brown
2019-07-17 21:16 ` [PATCH RFC 16/18] dt-bindings: bcm: Add Raspberry Pi 4 B Stefan Wahren
2019-07-17 21:16 ` [PATCH RFC 17/18] ARM: bcm2835: Add bcm2838 compatible string Stefan Wahren
2019-07-17 21:16 ` [PATCH RFC 18/18] ARM: dts: Add minimal Raspberry Pi 4 support Stefan Wahren
2019-07-17 21:22 ` Florian Fainelli [this message]
2019-07-17 21:32 ` Stefan Wahren
2019-07-23 18:13 ` Marc Zyngier
2019-07-24 9:51 ` Vladimir Murzin
2019-07-24 10:41 ` Marc Zyngier
2019-07-24 12:36 ` Vladimir Murzin
2019-07-24 19:04 ` Stefan Wahren
2019-07-28 10:58 ` Stefan Wahren
2019-07-28 11:38 ` Marc Zyngier
2019-07-30 18:33 ` Stefan Wahren
2019-07-31 10:55 ` Marc Zyngier
2019-08-02 22:12 ` [PATCH RFC 14/18] HACK: pinctrl: bcm2835: Implement legacy pull for BCM7211 Linus Walleij
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