From patchwork Fri May 15 10:47:50 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Serge Semin X-Patchwork-Id: 214642 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-6.8 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH, MAILING_LIST_MULTI, SIGNED_OFF_BY, SPF_HELO_NONE, SPF_PASS, URIBL_BLOCKED autolearn=ham autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id E6BC2C433DF for ; Fri, 15 May 2020 10:49:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id CD71520758 for ; Fri, 15 May 2020 10:49:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1728403AbgEOKtJ (ORCPT ); Fri, 15 May 2020 06:49:09 -0400 Received: from mail.baikalelectronics.com ([87.245.175.226]:35448 "EHLO mail.baikalelectronics.ru" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1728373AbgEOKtI (ORCPT ); Fri, 15 May 2020 06:49:08 -0400 Received: from localhost (unknown [127.0.0.1]) by mail.baikalelectronics.ru (Postfix) with ESMTP id 5546980005EE; Fri, 15 May 2020 10:49:04 +0000 (UTC) X-Virus-Scanned: amavisd-new at baikalelectronics.ru Received: from mail.baikalelectronics.ru ([127.0.0.1]) by localhost (mail.baikalelectronics.ru [127.0.0.1]) (amavisd-new, port 10024) with ESMTP id k9IDQoajzosZ; Fri, 15 May 2020 13:49:02 +0300 (MSK) From: Serge Semin To: Mark Brown CC: Serge Semin , Serge Semin , Georgy Vlasov , Ramil Zaripov , Alexey Malahov , Thomas Bogendoerfer , Paul Burton , Ralf Baechle , Arnd Bergmann , Allison Randal , Andy Shevchenko , Gareth Williams , Rob Herring , , , Wan Ahmad Zainie , Jarkko Nikula , Jay Fang , Thomas Gleixner , YueHaibing , Stephen Boyd , , Subject: [PATCH v2 11/19] spi: dw: Initialize paddr in DW SPI MMIO private data Date: Fri, 15 May 2020 13:47:50 +0300 Message-ID: <20200515104758.6934-12-Sergey.Semin@baikalelectronics.ru> In-Reply-To: <20200515104758.6934-1-Sergey.Semin@baikalelectronics.ru> References: <20200508132943.9826-1-Sergey.Semin@baikalelectronics.ru> <20200515104758.6934-1-Sergey.Semin@baikalelectronics.ru> MIME-Version: 1.0 X-ClientProxiedBy: MAIL.baikal.int (192.168.51.25) To mail (192.168.51.25) Sender: linux-spi-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-spi@vger.kernel.org This field is used only for the DW SPI DMA code initialization, that's why there were no problems with it being uninitialized in Dw SPI MMIO driver. Since in a further patch we are going to introduce the DW SPI DMA support in the MMIO version of the driver, lets set the field with the physical address of the DW SPI controller registers region. Co-developed-by: Georgy Vlasov Signed-off-by: Georgy Vlasov Co-developed-by: Ramil Zaripov Signed-off-by: Ramil Zaripov Signed-off-by: Serge Semin Cc: Alexey Malahov Cc: Thomas Bogendoerfer Cc: Paul Burton Cc: Ralf Baechle Cc: Arnd Bergmann Cc: Allison Randal Cc: Andy Shevchenko Cc: Gareth Williams Cc: Rob Herring Cc: linux-mips@vger.kernel.org Cc: devicetree@vger.kernel.org --- drivers/spi/spi-dw-mmio.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/drivers/spi/spi-dw-mmio.c b/drivers/spi/spi-dw-mmio.c index 398f7926cf92..0894b4c09496 100644 --- a/drivers/spi/spi-dw-mmio.c +++ b/drivers/spi/spi-dw-mmio.c @@ -184,6 +184,7 @@ static int dw_spi_mmio_probe(struct platform_device *pdev) int (*init_func)(struct platform_device *pdev, struct dw_spi_mmio *dwsmmio); struct dw_spi_mmio *dwsmmio; + struct resource *mem; struct dw_spi *dws; int ret; int num_cs; @@ -196,10 +197,12 @@ static int dw_spi_mmio_probe(struct platform_device *pdev) dws = &dwsmmio->dws; /* Get basic io resource and map it */ - dws->regs = devm_platform_ioremap_resource(pdev, 0); + dws->regs = devm_platform_get_and_ioremap_resource(pdev, 0, &mem); if (IS_ERR(dws->regs)) return PTR_ERR(dws->regs); + dws->paddr = mem->start; + dws->irq = platform_get_irq(pdev, 0); if (dws->irq < 0) return dws->irq; /* -ENXIO */