From 2d9a9f1cad906bbc13e8c131ed6932d0da4e28ee Mon Sep 17 00:00:00 2001 From: David Lechner Date: Mon, 15 Jun 2026 14:23:32 -0500 Subject: net: mtk_eth: select LMB_LIMIT_DMA_BELOW_RAM_TOP Default to CONFIG_LMB_LIMIT_DMA_BELOW_RAM_TOP=y when MEDIATEK_ETH is enabled. The MediaTek Ethernet controller can only access the first 4GB of RAM when DMA is used. Link: https://patch.msgid.link/20260615-mtk-fix-ram-size-v2-2-f72cfc52ce58@baylibre.com Signed-off-by: David Lechner --- drivers/net/mtk_eth/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/drivers/net/mtk_eth/Kconfig b/drivers/net/mtk_eth/Kconfig index 5d4e54ab90e..7d58f542bde 100644 --- a/drivers/net/mtk_eth/Kconfig +++ b/drivers/net/mtk_eth/Kconfig @@ -5,6 +5,7 @@ config MEDIATEK_ETH select PHYLIB select DM_GPIO select DM_RESET + select LMB_LIMIT_DMA_BELOW_RAM_TOP help This Driver support MediaTek Ethernet GMAC Say Y to enable support for the MediaTek Ethernet GMAC. -- cgit v1.3.1