From: Pali Rohár pali@kernel.org
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 pali@kernel.org Signed-off-by: Marek Behún marek.behun@nic.cz --- 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));