From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1751498AbeFDQ6g (ORCPT ); Mon, 4 Jun 2018 12:58:36 -0400 Received: from esa3.microchip.iphmx.com ([68.232.153.233]:42492 "EHLO esa3.microchip.iphmx.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1751042AbeFDQ6e (ORCPT ); Mon, 4 Jun 2018 12:58:34 -0400 X-IronPort-AV: E=Sophos;i="5.49,476,1520924400"; d="scan'208";a="14912354" From: Radu Pirea To: , , , , , , , CC: , , , , , Radu Pirea Subject: [PATCH v5 0/6] Driver for at91 usart in spi mode Date: Mon, 4 Jun 2018 19:59:37 +0300 Message-ID: <20180604165943.31381-1-radu.pirea@microchip.com> X-Mailer: git-send-email 2.17.1 MIME-Version: 1.0 Content-Type: text/plain Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Hello, This is the second version of driver. I added a mfd driver which by default probes atmel_serial driver and if in dt is specified to probe the spi driver, then the spi-at91-usart driver will be probed. The compatible for atmel_serial is now the compatible for at91-usart mfd driver and compatilbe for atmel_serial driver was changed in order to keep the bindings for serial as they are. Changes in v1: - added spi-at91-usart driver Changes in v2: - added at91-usart mfd driver - modified spi-at91-usart driver to work as mfd driver child - modified atmel_serial driver to work as mfd driver child Changes in v3: - fixed spi slaves probing Changes in v4: - modified the spi driver to use cs gpio support form spi subsystem - fixed dma transfers for serial driver - squashed binding for spi and serial and moved them to mfd/atmel-usart.txt Changes in v5: - fixed usage of stdout-path property with atmel_serial driver Radu Pirea (6): MAINTAINERS: add at91 usart mfd driver dt-bindings: add binding for atmel-usart in SPI mode mfd: at91-usart: added mfd driver for usart MAINTAINERS: add at91 usart spi driver spi: at91-usart: add driver for at91-usart as spi tty/serial: atmel: changed the driver to work under at91-usart mfd .../bindings/{serial => mfd}/atmel-usart.txt | 25 +- MAINTAINERS | 16 + drivers/mfd/Kconfig | 9 + drivers/mfd/Makefile | 1 + drivers/mfd/at91-usart.c | 67 +++ drivers/spi/Kconfig | 9 + drivers/spi/Makefile | 1 + drivers/spi/spi-at91-usart.c | 436 ++++++++++++++++++ drivers/tty/serial/Kconfig | 1 + drivers/tty/serial/atmel_serial.c | 41 +- include/dt-bindings/mfd/at91-usart.h | 17 + 11 files changed, 604 insertions(+), 19 deletions(-) rename Documentation/devicetree/bindings/{serial => mfd}/atmel-usart.txt (76%) create mode 100644 drivers/mfd/at91-usart.c create mode 100644 drivers/spi/spi-at91-usart.c create mode 100644 include/dt-bindings/mfd/at91-usart.h -- 2.17.1