From patchwork Wed Oct 21 09:57:44 2015 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: yankejian X-Patchwork-Id: 533705 X-Patchwork-Delegate: davem@davemloft.net Return-Path: X-Original-To: patchwork-incoming@ozlabs.org Delivered-To: patchwork-incoming@ozlabs.org Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by ozlabs.org (Postfix) with ESMTP id B41661402CC for ; Wed, 21 Oct 2015 20:42:49 +1100 (AEDT) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S932301AbbJUJmY (ORCPT ); Wed, 21 Oct 2015 05:42:24 -0400 Received: from szxga01-in.huawei.com ([58.251.152.64]:23826 "EHLO szxga01-in.huawei.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932297AbbJUJmU (ORCPT ); Wed, 21 Oct 2015 05:42:20 -0400 Received: from 172.24.1.49 (EHLO szxeml431-hub.china.huawei.com) ([172.24.1.49]) by szxrg01-dlp.huawei.com (MOS 4.3.7-GA FastPath queued) with ESMTP id CXG88313; Wed, 21 Oct 2015 17:42:12 +0800 (CST) Received: from localhost.localdomain (10.67.212.75) by szxeml431-hub.china.huawei.com (10.82.67.208) with Microsoft SMTP Server id 14.3.235.1; Wed, 21 Oct 2015 17:42:04 +0800 From: yankejian To: , , , , , CC: , , , Subject: [PATCH net-next] net: hisilicon: deals with the sub ctrl by syscon Date: Wed, 21 Oct 2015 17:57:44 +0800 Message-ID: <1445421464-238140-1-git-send-email-yankejian@huawei.com> X-Mailer: git-send-email 1.9.1 MIME-Version: 1.0 X-Originating-IP: [10.67.212.75] X-CFilter-Loop: Reflected Sender: netdev-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org the global Soc configuration is treated by syscon, and sub ctrl bus is Soc bus. it has to be treated by syscon. Signed-off-by: yankejian Signed-off-by: lisheng Signed-off-by: lipeng --- drivers/net/ethernet/hisilicon/hns_mdio.c | 21 +++++++++++---------- 1 file changed, 11 insertions(+), 10 deletions(-) diff --git a/drivers/net/ethernet/hisilicon/hns_mdio.c b/drivers/net/ethernet/hisilicon/hns_mdio.c index e4ec52a..37491c8 100644 --- a/drivers/net/ethernet/hisilicon/hns_mdio.c +++ b/drivers/net/ethernet/hisilicon/hns_mdio.c @@ -11,6 +11,7 @@ #include #include #include +#include #include #include #include @@ -20,6 +21,7 @@ #include #include #include +#include #include #define MDIO_DRV_NAME "Hi-HNS_MDIO" @@ -36,7 +38,7 @@ struct hns_mdio_device { void *vbase; /* mdio reg base address */ - void *sys_vbase; + struct regmap *subctrl_vbase; }; /* mdio reg */ @@ -155,10 +157,10 @@ static int mdio_sc_cfg_reg_write(struct hns_mdio_device *mdio_dev, u32 time_cnt; u32 reg_value; - mdio_write_reg((void *)mdio_dev->sys_vbase, cfg_reg, set_val); + regmap_write(mdio_dev->subctrl_vbase, cfg_reg, set_val); for (time_cnt = MDIO_TIMEOUT; time_cnt; time_cnt--) { - reg_value = mdio_read_reg((void *)mdio_dev->sys_vbase, st_reg); + regmap_read(mdio_dev->subctrl_vbase, st_reg, ®_value); reg_value &= st_msk; if ((!!check_st) == (!!reg_value)) break; @@ -352,7 +354,7 @@ static int hns_mdio_reset(struct mii_bus *bus) struct hns_mdio_device *mdio_dev = (struct hns_mdio_device *)bus->priv; int ret; - if (!mdio_dev->sys_vbase) { + if (!mdio_dev->subctrl_vbase) { dev_err(&bus->dev, "mdio sys ctl reg has not maped\n"); return -ENODEV; } @@ -455,13 +457,12 @@ static int hns_mdio_probe(struct platform_device *pdev) return ret; } - res = platform_get_resource(pdev, IORESOURCE_MEM, 1); - mdio_dev->sys_vbase = devm_ioremap_resource(&pdev->dev, res); - if (IS_ERR(mdio_dev->sys_vbase)) { - ret = PTR_ERR(mdio_dev->sys_vbase); - return ret; + mdio_dev->subctrl_vbase = + syscon_node_to_regmap(of_parse_phandle(np, "subctrl_vbase", 0)); + if (IS_ERR(mdio_dev->subctrl_vbase)) { + dev_warn(&pdev->dev, "no syscon hisilicon,peri-c-subctrl\n"); + mdio_dev->subctrl_vbase = NULL; } - new_bus->irq = devm_kcalloc(&pdev->dev, PHY_MAX_ADDR, sizeof(int), GFP_KERNEL); if (!new_bus->irq)