From patchwork Mon Mar 16 13:36:02 2020 Content-Type: text/plain; charset="utf-8" MIME-Version: 1.0 Content-Transfer-Encoding: 7bit X-Patchwork-Submitter: Florinel Iordache X-Patchwork-Id: 243702 List-Id: U-Boot discussion From: florinel.iordache at nxp.com (Florinel Iordache) Date: Mon, 16 Mar 2020 15:36:02 +0200 Subject: [PATCH 4/4] t208xqds: add support for backplane kr In-Reply-To: <1584365762-9009-1-git-send-email-florinel.iordache@nxp.com> References: <1584365762-9009-1-git-send-email-florinel.iordache@nxp.com> Message-ID: <1584365762-9009-5-git-send-email-florinel.iordache@nxp.com> Add support for backplane kr on t208xqds: remove board specific fixups on t208xqds for ethernet interfaces specified in device tree as supported backplane modes. Signed-off-by: Florinel Iordache --- board/freescale/t208xqds/eth_t208xqds.c | 29 ++++++++++++++++++++--------- 1 file changed, 20 insertions(+), 9 deletions(-) diff --git a/board/freescale/t208xqds/eth_t208xqds.c b/board/freescale/t208xqds/eth_t208xqds.c index 23b59bc..697c23b 100644 --- a/board/freescale/t208xqds/eth_t208xqds.c +++ b/board/freescale/t208xqds/eth_t208xqds.c @@ -1,6 +1,7 @@ // SPDX-License-Identifier: GPL-2.0+ /* * Copyright 2013 Freescale Semiconductor, Inc. + * Copyright 2020 NXP * * Shengzhou Liu */ @@ -200,6 +201,7 @@ void board_ft_fman_fixup_port(void *fdt, char *compat, phys_addr_t addr, char buf[32] = "serdes-1,"; struct fixed_link f_link; int media_type = 0; + const char *phyconn; int off; ccsr_gur_t *gur = (void *)(CONFIG_SYS_MPC85xx_GUTS_ADDR); @@ -412,15 +414,24 @@ void board_ft_fman_fixup_port(void *fdt, char *compat, phys_addr_t addr, } if (!media_type) { - /* fixed-link is used for XFI fiber cable */ - f_link.phy_id = port; - f_link.duplex = 1; - f_link.link_speed = 10000; - f_link.pause = 0; - f_link.asym_pause = 0; - fdt_delprop(fdt, offset, "phy-handle"); - fdt_setprop(fdt, offset, "fixed-link", &f_link, - sizeof(f_link)); + phyconn = fdt_getprop(fdt, offset, + "phy-connection-type", + NULL); + if (is_backplane_mode(phyconn)) { + /* Backplane KR mode: skip fixups */ + printf("Interface %d in backplane KR mode\n", + port); + } else { + /* fixed-link for XFI fiber cable */ + f_link.phy_id = port; + f_link.duplex = 1; + f_link.link_speed = 10000; + f_link.pause = 0; + f_link.asym_pause = 0; + fdt_delprop(fdt, offset, "phy-handle"); + fdt_setprop(fdt, offset, "fixed-link", + &f_link, sizeof(f_link)); + } } else { /* set property for copper cable */ off = fdt_node_offset_by_compat_reg(fdt,