From: robh@kernel.org (Rob Herring)
To: linux-arm-kernel@lists.infradead.org
Subject: [PATCH 20/32] dt-bindings: Add binding for brcm,bcm2835-sdhost.
Date: Mon, 6 Jun 2016 08:12:43 -0500 [thread overview]
Message-ID: <20160606131243.GA8629@rob-hp-laptop> (raw)
In-Reply-To: <1464817421-8519-21-git-send-email-kraxel@redhat.com>
On Wed, Jun 01, 2016 at 11:43:29PM +0200, Gerd Hoffmann wrote:
> From: Eric Anholt <eric@anholt.net>
>
> This is the other SD controller on the platform, which can be swapped
> to the role of SD card host using pin muxing.
>
> Signed-off-by: Eric Anholt <eric@anholt.net>
> ---
> .../devicetree/bindings/mmc/brcm,bcm2835-sdhci.txt | 3 +++
> .../bindings/mmc/brcm,bcm2835-sdhost.txt | 24 ++++++++++++++++++++++
> 2 files changed, 27 insertions(+)
> create mode 100644 Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhost.txt
>
> diff --git a/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhci.txt b/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhci.txt
> index 59476fb..3cc74e2 100644
> --- a/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhci.txt
> +++ b/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhci.txt
> @@ -15,4 +15,7 @@ sdhci: sdhci {
> interrupts = <2 30>;
> clocks = <&clk_mmc>;
> bus-width = <4>;
> + dmas = <&dma 13>,
> + <&dma 13>;
> + dma-names = "tx", "rx";
This looks unrelated. Plus SDHCI implies internal DMA master generally,
so is external DMA really supported?
> };
> diff --git a/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhost.txt b/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhost.txt
> new file mode 100644
> index 0000000..074992c
> --- /dev/null
> +++ b/Documentation/devicetree/bindings/mmc/brcm,bcm2835-sdhost.txt
> @@ -0,0 +1,24 @@
> +Broadcom BCM2835 SDHOST controller
> +
> +This file documents differences between the core properties described
> +by mmc.txt and the properties that represent the BCM2835 controller.
> +
> +Required properties:
> +- compatible: Should be "brcm,bcm2835-sdhci".
sdhost?
> +- clocks: The clock feeding the SDHOST controller.
reg, interrupts missing.
> +
> +Optional properties:
> +- dmas: DMA channels for read and write.
> + See Documentation/devicetree/bindings/dma/dma.txt for details
dma-names?
> +
> +Example:
> +
> +sdhost: sdhost at 7e202000 {
> + compatible = "brcm,bcm2835-sdhost";
> + reg = <0x7e202000 0x100>;
> + interrupts = <2 24>;
> + clocks = <&clocks BCM2835_CLOCK_VPU>;
> + dmas = <&dma 13>,
> + <&dma 13>;
> + dma-names = "tx", "rx";
> +};
> --
> 1.8.3.1
>
next prev parent reply other threads:[~2016-06-06 13:12 UTC|newest]
Thread overview: 69+ messages / expand[flat|nested] mbox.gz Atom feed top
[not found] <1464817421-8519-1-git-send-email-kraxel@redhat.com>
2016-06-01 21:43 ` [PATCH 01/32] arm64: Add platform selection for BCM2835 Gerd Hoffmann
2016-06-01 21:49 ` Florian Fainelli
2016-06-02 6:45 ` Gerd Hoffmann
2016-06-02 16:25 ` Ray Jui
2016-06-02 16:48 ` Scott Branden
2016-06-02 17:12 ` Gerd Hoffmann
2016-06-02 17:21 ` Scott Branden
2016-06-02 17:36 ` Florian Fainelli
2016-06-02 17:30 ` Catalin Marinas
2016-06-01 21:43 ` [PATCH 02/32] arm64: Add BCM2835 support to the defconfig Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 03/32] irqchip: bcm2835: Avoid arch/arm-specific handle_IRQ Gerd Hoffmann
2016-06-02 0:50 ` Jason Cooper
2016-06-02 18:06 ` Eric Anholt
2016-06-01 21:43 ` [PATCH 04/32] dt-bindings: Add root properties for Raspberry Pi 3 Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 05/32] ARM: bcm2835: Add devicetree for the " Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 06/32] arm64: Fix physical to DMA mappings Gerd Hoffmann
2016-06-02 17:20 ` Catalin Marinas
2016-06-01 21:43 ` [PATCH 07/32] ARM: bcm2835: dt: Add the ethernet to the device trees Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 08/32] ARM: bcm2837: " Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 09/32] bcm2837-rpi-3-b.dts for 32bit arm Gerd Hoffmann
2016-06-01 22:00 ` Arnd Bergmann
2016-06-01 22:30 ` Eric Anholt
2016-06-01 22:39 ` Arnd Bergmann
2016-06-02 6:56 ` Gerd Hoffmann
2016-06-02 7:24 ` Arnd Bergmann
2016-06-02 9:14 ` Gerd Hoffmann
2016-06-02 9:53 ` Arnd Bergmann
2016-06-02 15:11 ` Gerd Hoffmann
2016-06-02 15:23 ` Arnd Bergmann
2016-06-01 21:43 ` [PATCH 10/32] don't force serial pins to uart0 Gerd Hoffmann
2016-06-01 22:19 ` Arnd Bergmann
2016-06-02 18:19 ` Eric Anholt
2016-06-01 21:43 ` [PATCH 11/32] ARM: bcm2835: Define standard pinctrl groups in the gpio node Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 12/32] ARM: bcm2835: Replace alt0/i2s_alt[02] with standard groups Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 13/32] bcm2837-rpi-3-b.dts: add gpio Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 14/32] bcm2837-rpi-3-b.dts: vc4 hdmi fixup Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 15/32] ARM: bcm2835: Move the emmc pin group to bcm283x.dtsi Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 16/32] bcm2837-rpi-3-b.dts: move the emmc pin group Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 17/32] ARM: bcm2835: Add a group for mapping pins 48-53 to sdhost Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 18/32] ARM: bcm2835: Move most RPi default pin groups to their devices Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 19/32] bcm2837-rpi-3-b.dts: move " Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 20/32] dt-bindings: Add binding for brcm,bcm2835-sdhost Gerd Hoffmann
2016-06-06 13:12 ` Rob Herring [this message]
2016-06-01 21:43 ` [PATCH 21/32] mmc: bcm2835-sdhost: Add new driver for the internal SD controller Gerd Hoffmann
2016-06-01 22:18 ` Arnd Bergmann
2016-06-02 18:12 ` Eric Anholt
2016-06-03 8:42 ` Arnd Bergmann
2016-06-01 21:43 ` [PATCH 22/32] ARM: bcm2835: Include SDHOST in the device tree Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 23/32] ARM: bcm2835: Enable SDHOST by default Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 24/32] i2c: bcm2835: Don't complain on -EPROBE_DEFER from getting our clock Gerd Hoffmann
2016-07-22 7:26 ` Wolfram Sang
2016-06-01 21:43 ` [PATCH 25/32] dt-gpio-fix Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 26/32] enable uart1 on the BT pins Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 27/32] gpio: Add support for the FXL6408 GPIO expander Gerd Hoffmann
2016-06-06 23:50 ` Eric Anholt
2016-06-07 0:02 ` Florian Fainelli
2016-06-08 9:10 ` Linus Walleij
2016-06-09 17:22 ` Eric Anholt
2016-06-01 21:43 ` [PATCH 28/32] i2c: bcm2835: Set up the rising/falling edge delays Gerd Hoffmann
2016-07-22 7:26 ` Wolfram Sang
2016-06-01 21:43 ` [PATCH 29/32] ARM: bcm2835: Use i2c-gpio for the expander, instead Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 30/32] ARM: bcm2835: Add a new EMMC pin group from the downstream tree Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 31/32] enable wireless Gerd Hoffmann
2016-06-01 21:43 ` [PATCH 32/32] mmc: bcm2835: Import bcm2835-mmc and switch to it Gerd Hoffmann
2016-06-02 16:52 ` Stefan Wahren
2016-06-02 18:18 ` Eric Anholt
2016-06-02 19:09 ` Stefan Wahren
2016-06-02 20:03 ` Gerd Hoffmann
2016-06-02 21:40 ` Eric Anholt
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