From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1753344AbdC0Nlu (ORCPT ); Mon, 27 Mar 2017 09:41:50 -0400 Received: from mout.kundenserver.de ([212.227.126.131]:61189 "EHLO mout.kundenserver.de" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1752795AbdC0Nkg (ORCPT ); Mon, 27 Mar 2017 09:40:36 -0400 From: Stefan Wahren To: Rob Herring , Mark Rutland , "David S. Miller" Cc: Greg Kroah-Hartman , Jiri Slaby , Marcel Holtmann , Sebastian Reichel , netdev@vger.kernel.org, devicetree@vger.kernel.org, linux-serial@vger.kernel.org, linux-kernel@vger.kernel.org, Stefan Wahren Subject: [PATCH RFC v4 00/10] net: qualcomm: add QCA7000 UART driver Date: Mon, 27 Mar 2017 15:37:18 +0200 Message-Id: <1490621848-24828-1-git-send-email-stefan.wahren@i2se.com> X-Mailer: git-send-email 2.1.4 X-Provags-ID: V03:K0:5MThfcd/+F22nhEm+yWwa0lzvHVMVauXONXpjN1ON1knOjDCjWe K1+ASEeXaU74980Sb30eKVgxiWWioaSENb9n/FZ9tgieEW+P7tkCSA7FL3Twn/ZP+X+t4yB Y2/J9wNgpedkt1PSrez94FdD7i3Z2L7kN/DUM8h4+AiOaSoLSl+hCpDL/SYGvt4OztzndTy h84wgDoryMmdPDAAQNYlQ== X-UI-Out-Filterresults: notjunk:1;V01:K0:E0OFvWshHWU=:3PtJzijPAia43AlpHi+JdB awhVfkghu+uz8w8Rzj5UHdlViifObzQsW7jDdisKakmsD/coW8I+BsvXPtKXIFKYMRWdIHR0M CECMYsxqBUSSbi75qnyACAaISjkaIgEGg4KcaTZ50xRmazi7kLWbutX8Bm1Sna6KzPGzaywDg K71lKkiT5r6uqBlz5pfM7KvPiImS5q9MNnHs3Ao1jv4dVNhUbrQBFJvQ9d9VP1LRMIw7OQGg6 B45LNkevOo8Rk7OAksUoDn2PRBAQbg6zr+6RAze51HbL5Bm3xLCquLwQZurhdtLaDEo2KDGba sOjzwpOxCWBF4BdbsTFcfwAnPx3dZwHCm8JZljUBVvexW0+JG8/z9lXqqf4zOIiBJ+WDVCGcp cs/NYOa8RRQidOGSKig/OUuKWuNfyEHLb7yYdgZamjdelmtva8BNZufKoUsfALrVmK294v0GU BVxy2QZF24guX1QJLtl1mz53W/Er0yrcjLLD6U73FnDLOt0evm/QFmhKQtH6P9bh9mtzuxywJ KKeM+jHytPQKaGNnuHgCkdl5GoV6C0nIq/Rg7i6qucP3LBcFH2bMrI2NoGMgvcZDh1+EsvCb1 NXi3fn44peNb1y8YVkxiX+H0/1ViTyRew3MFBNgy6T1/w+iTHHmWv4z/tZdve1xUbjPDv2ydO mf46A55/KFNS6U+7U3AkDyBG4frI2CBBNp+AKbKlBuRI447380kFl7rlPPaYSLq8T7L4= Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org The Qualcomm QCA7000 HomePlug GreenPHY supports two interfaces: UART and SPI. This patch series adds the missing support for UART. This driver based on the Qualcomm code [1], but contains some changes: * use random MAC address per default * use net_device_stats from device * share frame decoding between SPI and UART driver * improve error handling * reimplement tty_wakeup with work queue (based on slcan) * use new serial device bus instead of ldisc The patches 1 - 3 are just for clean up and are not related to the UART support. Patches 4 - 7 prepare the existing QCA7000 code for UART support. Patch 8 contains the new driver. The last two patches are suggested improvements for serial device bus. The code itself has been tested on a Freescale i.MX28 board and a Raspberry Pi Zero. Changes in v4: * rebase to current linux-next * use parameter -M for git format-patch * change order of local variables where possible * implement basic serdev support (without hardware flow control) Changes in v3: * rebase to current net-next Changes in v2: * fix build issue by using netif_trans_update() and dev_trans_start() [1] - https://github.com/IoE/qca7000 Stefan Wahren (10): net: qualcomm: remove unnecessary includes net: qca_debug: use net_device_ops instead of direct call net: qualcomm: move qcaspi_tx_cmd to qca_spi.c net: qualcomm: rename qca_framing.c to qca_common.c net: qualcomm: prepare frame decoding for UART driver net: qualcomm: make qca_common a separate kernel module dt-bindings: net: add binding for QCA7000 UART net: qualcomm: add QCA7000 UART driver tty: serdev-ttyport: return actual baudrate from ttyport_set_baudrate tty: serdev: add functions to retrieve common UART settings .../devicetree/bindings/net/qca-qca7000-uart.txt | 31 ++ drivers/net/ethernet/qualcomm/Kconfig | 18 +- drivers/net/ethernet/qualcomm/Makefile | 7 +- drivers/net/ethernet/qualcomm/qca_7k.c | 28 -- drivers/net/ethernet/qualcomm/qca_7k.h | 1 - .../qualcomm/{qca_framing.c => qca_common.c} | 24 +- .../qualcomm/{qca_framing.h => qca_common.h} | 14 +- drivers/net/ethernet/qualcomm/qca_debug.c | 5 +- drivers/net/ethernet/qualcomm/qca_spi.c | 28 +- drivers/net/ethernet/qualcomm/qca_spi.h | 5 +- drivers/net/ethernet/qualcomm/qca_uart.c | 419 +++++++++++++++++++++ drivers/tty/serdev/core.c | 33 ++ drivers/tty/serdev/serdev-ttyport.c | 49 ++- include/linux/serdev.h | 22 ++ 14 files changed, 634 insertions(+), 50 deletions(-) create mode 100644 Documentation/devicetree/bindings/net/qca-qca7000-uart.txt rename drivers/net/ethernet/qualcomm/{qca_framing.c => qca_common.c} (86%) rename drivers/net/ethernet/qualcomm/{qca_framing.h => qca_common.h} (90%) create mode 100644 drivers/net/ethernet/qualcomm/qca_uart.c -- 2.1.4