From 6324d68039656922d077289dc4d2f4dccfde2e93 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Pali=20Roh=C3=A1r?= Date: Fri, 26 Nov 2021 14:57:12 +0100 Subject: [PATCH] arm: mvebu: turris_mox: Enable eth1 in U-Boot if a network module is present MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit Enable eth1 node in U-Boot's device-tree if a network module (SFP, Topaz or Peridot) is detected. This is required for proper detection of eth1 comphy in a3700 comphy driver by the following patches. Signed-off-by: Pali Rohár Signed-off-by: Marek Behún Reviewed-by: Stefan Roese --- board/CZ.NIC/turris_mox/turris_mox.c | 21 ++++++++++++++++----- 1 file changed, 16 insertions(+), 5 deletions(-) diff --git a/board/CZ.NIC/turris_mox/turris_mox.c b/board/CZ.NIC/turris_mox/turris_mox.c index 03c923969e..502f6fc010 100644 --- a/board/CZ.NIC/turris_mox/turris_mox.c +++ b/board/CZ.NIC/turris_mox/turris_mox.c @@ -46,8 +46,8 @@ DECLARE_GLOBAL_DATA_PTR; #if defined(CONFIG_OF_BOARD_FIXUP) int board_fix_fdt(void *blob) { + enum fdt_status status_pcie, status_eth1; u8 topology[MAX_MOX_MODULES]; - enum fdt_status status; int i, size, ret; /* @@ -65,6 +65,9 @@ int board_fix_fdt(void *blob) while (!(readl(ARMADA_37XX_SPI_CTRL) & 0x2)) udelay(1); + status_pcie = FDT_STATUS_DISABLED; + status_eth1 = FDT_STATUS_DISABLED; + for (i = 0; i < MAX_MOX_MODULES; ++i) { writel(0x0, ARMADA_37XX_SPI_DOUT); @@ -76,6 +79,11 @@ int board_fix_fdt(void *blob) break; topology[i] &= 0xf; + + if (topology[i] == MOX_MODULE_SFP || + topology[i] == MOX_MODULE_TOPAZ || + topology[i] == MOX_MODULE_PERIDOT) + status_eth1 = FDT_STATUS_OKAY; } size = i; @@ -83,15 +91,18 @@ int board_fix_fdt(void *blob) /* disable SPI CS1 */ clrbits_le32(ARMADA_37XX_SPI_CTRL, BIT(17)); + ret = fdt_set_status_by_alias(blob, "ethernet1", status_eth1); + if (ret < 0) + printf("Cannot set status for eth1 in U-Boot's device tree: %s!\n", + fdt_strerror(ret)); + if (size > 1 && (topology[1] == MOX_MODULE_PCI || topology[1] == MOX_MODULE_USB3 || topology[1] == MOX_MODULE_PASSPCI)) - status = FDT_STATUS_OKAY; - else - status = FDT_STATUS_DISABLED; + status_pcie = FDT_STATUS_OKAY; ret = fdt_set_status_by_compatible(blob, "marvell,armada-3700-pcie", - status); + status_pcie); if (ret < 0) { printf("Cannot set status for PCIe in U-Boot's device tree: %s!\n", fdt_strerror(ret)); -- 2.39.5