From mboxrd@z Thu Jan 1 00:00:00 1970 From: Madalin Bucur Subject: [PATCH net v2 4/5] fsl/fman: A007273 only applies to PPC SoCs Date: Mon, 19 Dec 2016 11:22:22 +0200 Message-ID: <1482139343-8975-5-git-send-email-madalin.bucur@nxp.com> References: <1482139343-8975-1-git-send-email-madalin.bucur@nxp.com> Reply-To: Mime-Version: 1.0 Content-Type: text/plain Cc: , , , , To: Return-path: In-Reply-To: <1482139343-8975-1-git-send-email-madalin.bucur@nxp.com> Sender: linux-kernel-owner@vger.kernel.org List-Id: netdev.vger.kernel.org Signed-off-by: Madalin Bucur Reviewed-by: Camelia Groza --- drivers/net/ethernet/freescale/fman/fman.c | 8 ++++++++ 1 file changed, 8 insertions(+) diff --git a/drivers/net/ethernet/freescale/fman/fman.c b/drivers/net/ethernet/freescale/fman/fman.c index 0b7f711..003b86d 100644 --- a/drivers/net/ethernet/freescale/fman/fman.c +++ b/drivers/net/ethernet/freescale/fman/fman.c @@ -1890,6 +1890,7 @@ static int fman_reset(struct fman *fman) goto _return; } else { +#ifdef CONFIG_PPC struct device_node *guts_node; struct ccsr_guts __iomem *guts_regs; u32 devdisr2, reg; @@ -1921,6 +1922,7 @@ static int fman_reset(struct fman *fman) /* Enable all MACs */ iowrite32be(reg, &guts_regs->devdisr2); +#endif /* Perform FMan reset */ iowrite32be(FPM_RSTC_FM_RESET, &fman->fpm_regs->fm_rstc); @@ -1932,25 +1934,31 @@ static int fman_reset(struct fman *fman) } while (((ioread32be(&fman->fpm_regs->fm_rstc)) & FPM_RSTC_FM_RESET) && --count); if (count == 0) { +#ifdef CONFIG_PPC iounmap(guts_regs); of_node_put(guts_node); +#endif err = -EBUSY; goto _return; } +#ifdef CONFIG_PPC /* Restore devdisr2 value */ iowrite32be(devdisr2, &guts_regs->devdisr2); iounmap(guts_regs); of_node_put(guts_node); +#endif goto _return; +#ifdef CONFIG_PPC guts_regs: of_node_put(guts_node); guts_node: dev_dbg(fman->dev, "%s: Didn't perform FManV3 reset due to Errata A007273!\n", __func__); +#endif } _return: return err; -- 2.1.0