[PATCH v3 5/9] board: phytec: phycore_imx8mp: Add fec support

Teresa Remmet
2021-07-07T12:59:14Z

Enable support for the fec ethernet on phyCORE-i.MX8MP.

Signed-off-by: Teresa Remmet <t.remmet@phytec.de>
Reviewed-by: Fabio Estevam <festevam@gmail.com>
Reviewed-by: Heiko Schocher <hs@denx.de>
---
Changes in v3:
- none

Changes in v2:
- removed hardcoded serverip in environment
- removed not needed fec eth defines in board config include

board/phytec/phycore_imx8mp/phycore-imx8mp.c | 14 ++++++++++++++
configs/phycore-imx8mp_defconfig | 7 +++++++
include/configs/phycore_imx8mp.h | 17 +++++++++++++++++
3 files changed, 38 insertions(+)

diff --git a/board/phytec/phycore_imx8mp/phycore-imx8mp.c b/board/phytec/phycore_imx8mp/phycore-imx8mp.c
index 67649078c201..a8f082143762 100644
--- a/board/phytec/phycore_imx8mp/phycore-imx8mp.c
+++ b/board/phytec/phycore_imx8mp/phycore-imx8mp.c
@@ -10,11 +10,25 @@
#include <asm/io.h>
#include <asm/mach-imx/boot_mode.h>
#include <env.h>
+#include <miiphy.h>

DECLARE_GLOBAL_DATA_PTR;

+static int setup_fec(void)
+{
+ struct iomuxc_gpr_base_regs *gpr =
+ (struct iomuxc_gpr_base_regs *)IOMUXC_GPR_BASE_ADDR;
+
+ /* Use 125M anatop REF_CLK1 for ENET1, not from external */
+ clrsetbits_le32(&gpr->gpr[1], 0x2000, 0);
+
+ return 0;
+}
+
int board_init(void)
{
+ setup_fec();
+
return 0;
}

diff --git a/configs/phycore-imx8mp_defconfig b/configs/phycore-imx8mp_defconfig
index 7f21e8888e0e..a22f5e089d97 100644
--- a/configs/phycore-imx8mp_defconfig
+++ b/configs/phycore-imx8mp_defconfig
@@ -58,6 +58,7 @@ CONFIG_ENV_IS_IN_MMC=y
CONFIG_SYS_RELOC_GD_ENV_ADDR=y
CONFIG_SYS_MMC_ENV_DEV=2
CONFIG_ENV_VARS_UBOOT_RUNTIME_CONFIG=y
+CONFIG_NET_RANDOM_ETHADDR=y
CONFIG_SPL_DM=y
CONFIG_CLK_COMPOSITE_CCF=y
CONFIG_CLK_IMX8MP=y
@@ -79,7 +80,13 @@ CONFIG_MMC_UHS_SUPPORT=y
CONFIG_MMC_HS400_ES_SUPPORT=y
CONFIG_MMC_HS400_SUPPORT=y
CONFIG_FSL_ESDHC_IMX=y
+CONFIG_PHYLIB=y
+CONFIG_PHY_TI_DP83867=y
CONFIG_DM_ETH=y
+CONFIG_DM_ETH_PHY=y
+CONFIG_FEC_MXC=y
+CONFIG_RGMII=y
+CONFIG_MII=y
CONFIG_PINCTRL=y
CONFIG_SPL_PINCTRL=y
CONFIG_PINCTRL_IMX8M=y
diff --git a/include/configs/phycore_imx8mp.h b/include/configs/phycore_imx8mp.h
index e24f223c21d3..75f84e60f5da 100644
--- a/include/configs/phycore_imx8mp.h
+++ b/include/configs/phycore_imx8mp.h
@@ -42,6 +42,7 @@
"console=ttymxc0,115200\0" \
"fdt_addr=0x48000000\0" \
"fdt_file=" CONFIG_DEFAULT_FDT_FILE "\0" \
+ "ip_dyn=yes\0" \
"mmcdev=" __stringify(CONFIG_SYS_MMC_ENV_DEV) "\0" \
"mmcpart=" __stringify(CONFIG_SYS_MMC_IMG_LOAD_PART) "\0" \
"mmcroot=2\0" \
@@ -57,6 +58,22 @@
"else " \
"echo WARN: Cannot load the DT; " \
"fi;\0 " \
+ "nfsroot=/nfs\0" \
+ "netargs=setenv bootargs console=${console} root=/dev/nfs ip=dhcp " \
+ "nfsroot=${serverip}:${nfsroot},v3,tcp\0" \
+ "netboot=echo Booting from net ...; " \
+ "run netargs; " \
+ "if test ${ip_dyn} = yes; then " \
+ "setenv get_cmd dhcp; " \
+ "else " \
+ "setenv get_cmd tftp; " \
+ "fi; " \
+ "${get_cmd} ${loadaddr} ${image}; " \
+ "if ${get_cmd} ${fdt_addr} ${fdt_file}; then " \
+ "booti ${loadaddr} - ${fdt_addr}; " \
+ "else " \
+ "echo WARN: Cannot load the DT; " \
+ "fi;\0" \

#define CONFIG_BOOTCOMMAND \
"mmc dev ${mmcdev}; if mmc rescan; then " \
--
2.25.1