From mboxrd@z Thu Jan 1 00:00:00 1970 From: Subject: [PATCH v3 12/13] dt-bindings: spi: atmel-quadspi: QuadSPI driver for Microchip SAM9X60 Date: Sat, 2 Feb 2019 04:07:44 +0000 Message-ID: <20190202040653.1217-13-tudor.ambarus@microchip.com> References: <20190202040653.1217-1-tudor.ambarus@microchip.com> Mime-Version: 1.0 Content-Type: text/plain; charset="iso-8859-1" Content-Transfer-Encoding: quoted-printable Cc: , , , , , To: , , , , , , , , Return-path: In-Reply-To: <20190202040653.1217-1-tudor.ambarus@microchip.com> Content-Language: en-US Sender: linux-kernel-owner@vger.kernel.org List-Id: linux-spi.vger.kernel.org From: Tudor Ambarus 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 --- 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/Docu= mentation/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) =20 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 reg= isters 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 syste= m + clock if available. +- clock-names: Should contain "pclk" for the peripheral clock and "qspi= ck" + for the system clock when available. - #address-cells: Should be <1>. - #size-cells: Should be <0>. =20 --=20 2.9.5