From: Boris Brezillon <bbrezillon@kernel.org>
To: <Tudor.Ambarus@microchip.com>
Cc: mark.rutland@arm.com, devicetree@vger.kernel.org,
alexandre.belloni@bootlin.com, linux-kernel@vger.kernel.org,
Cyrille.Pitchen@microchip.com, Nicolas.Ferre@microchip.com,
robh+dt@kernel.org, linux-spi@vger.kernel.org,
Ludovic.Desroches@microchip.com, broonie@kernel.org,
linux-mtd@lists.infradead.org, bugalski.piotr@gmail.com,
linux-arm-kernel@lists.infradead.org
Subject: Re: [PATCH v3 12/13] dt-bindings: spi: atmel-quadspi: QuadSPI driver for Microchip SAM9X60
Date: Sat, 2 Feb 2019 08:17:23 +0100 [thread overview]
Message-ID: <20190202081723.30645d03@bbrezillon> (raw)
In-Reply-To: <20190202040653.1217-13-tudor.ambarus@microchip.com>
On Sat, 2 Feb 2019 04:07:44 +0000
<Tudor.Ambarus@microchip.com> wrote:
> From: Tudor Ambarus <tudor.ambarus@microchip.com>
>
> The sam9x60 qspi controller uses 2 clocks, one for the peripheral register
> access, the other for the qspi core and phy. Both are mandatory.
>
> Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
Reviewed-by: Boris Brezillon <bbrezillon@kernel.org>
> ---
> v3: "pclk" was made mandatory in previous patch. Reword clock
> descriptions.
> v2:
> - make "pclk" mandatory even for sama5d2. Unnamed clk will be
> supported in the driver.
> - drop unneeded example
>
> Documentation/devicetree/bindings/spi/atmel-quadspi.txt | 10 +++++++---
> 1 file changed, 7 insertions(+), 3 deletions(-)
>
> diff --git a/Documentation/devicetree/bindings/spi/atmel-quadspi.txt b/Documentation/devicetree/bindings/spi/atmel-quadspi.txt
> index 1de54e87f5d6..fc7e83adab36 100644
> --- a/Documentation/devicetree/bindings/spi/atmel-quadspi.txt
> +++ b/Documentation/devicetree/bindings/spi/atmel-quadspi.txt
> @@ -1,15 +1,19 @@
> * Atmel Quad Serial Peripheral Interface (QSPI)
>
> Required properties:
> -- compatible: Should be "atmel,sama5d2-qspi".
> +- compatible: Should be one of the following:
> + - "atmel,sama5d2-qspi"
> + - "microchip,sam9x60-qspi"
> - reg: Should contain the locations and lengths of the base registers
> and the mapped memory.
> - reg-names: Should contain the resource reg names:
> - qspi_base: configuration register address space
> - qspi_mmap: memory mapped address space
> - interrupts: Should contain the interrupt for the device.
> -- clocks: The phandle of the clock needed by the QSPI controller.
> -- clock-names: Should contain "pclk" for the peripheral clock.
> +- clocks: Should reference the peripheral clock and the QSPI system
> + clock if available.
> +- clock-names: Should contain "pclk" for the peripheral clock and "qspick"
> + for the system clock when available.
> - #address-cells: Should be <1>.
> - #size-cells: Should be <0>.
>
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next prev parent reply other threads:[~2019-02-02 7:17 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-02-02 4:07 [PATCH v3 00/13] spi: atmel-quadspi: introduce sam9x60 qspi controller Tudor.Ambarus
2019-02-02 4:07 ` [PATCH v3 01/13] spi: atmel-quadspi: cache MR value to avoid a write access Tudor.Ambarus
2019-02-02 7:06 ` Boris Brezillon
2019-02-02 8:38 ` Tudor.Ambarus
2019-02-02 13:20 ` Boris Brezillon
2019-02-02 4:07 ` [PATCH v3 02/13] spi: atmel-quadspi: order header files inclusion alphabetically Tudor.Ambarus
2019-02-02 4:07 ` [PATCH v3 03/13] spi: atmel-quadspi: drop wrappers for iomem accesses Tudor.Ambarus
2019-02-02 7:11 ` Boris Brezillon
2019-02-02 8:44 ` Tudor.Ambarus
2019-02-02 13:23 ` Boris Brezillon
2019-02-02 4:07 ` [PATCH v3 04/13] spi: atmel-quadspi: fix naming scheme Tudor.Ambarus
2019-02-02 7:12 ` Boris Brezillon
2019-02-02 4:07 ` [PATCH v3 05/13] spi: atmel-quadspi: remove unnecessary cast Tudor.Ambarus
2019-02-02 4:07 ` [PATCH v3 06/13] spi: atmel-quadspi: return appropriate error code Tudor.Ambarus
2019-02-02 4:07 ` [PATCH v3 07/13] spi: atmel-quadspi: switch to SPDX license identifiers Tudor.Ambarus
2019-02-02 4:07 ` [PATCH v3 08/13] spi: atmel-quadspi: drop unused and NOP transfer macros Tudor.Ambarus
2019-02-02 7:13 ` Boris Brezillon
2019-02-02 8:46 ` Tudor.Ambarus
2019-02-02 13:27 ` Boris Brezillon
2019-02-02 4:07 ` [PATCH v3 09/13] dt-bindings: spi: atmel-quadspi: update example to new clock binding Tudor.Ambarus
2019-02-02 4:07 ` [PATCH v3 10/13] dt-bindings: spi: atmel-quadspi: make "pclk" mandatory Tudor.Ambarus
2019-02-02 7:15 ` Boris Brezillon
2019-02-02 8:47 ` Tudor.Ambarus
2019-02-02 4:07 ` [PATCH v3 11/13] spi: atmel-quadspi: add support for named peripheral clock Tudor.Ambarus
2019-02-02 7:16 ` Boris Brezillon
2019-02-02 4:07 ` [PATCH v3 12/13] dt-bindings: spi: atmel-quadspi: QuadSPI driver for Microchip SAM9X60 Tudor.Ambarus
2019-02-02 7:17 ` Boris Brezillon [this message]
2019-02-02 4:07 ` [PATCH v3 13/13] spi: atmel-quadspi: add support for sam9x60 qspi controller Tudor.Ambarus
2019-02-02 7:29 ` Boris Brezillon
2019-02-02 8:58 ` Tudor.Ambarus
2019-02-02 13:30 ` Boris Brezillon
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