diff options
| author | Patrice Chotard <patrice.chotard@st.com> | 2019-02-22 15:04:44 +0100 |
|---|---|---|
| committer | Patrice Chotard <patrice.chotard@st.com> | 2019-04-23 15:31:48 +0200 |
| commit | 77594d7fbf01f2b2c968271951d41edb515428f4 (patch) | |
| tree | 9e159a2cf161b5ea6558f86bc95991d1675eb297 /board | |
| parent | 136580c1bbb2f5806ca5959a8d9f773bc4821a6d (diff) | |
board: stm32f746-disco: Get MII/RMII phy_mode from DT
This is needed to make ethernet work on stm32f746-eval which
uses MII mode.
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
Acked-by: Joe Hershberger <joe.hershberger@ni.com>
Diffstat (limited to 'board')
| -rw-r--r-- | board/st/stm32f746-disco/stm32f746-disco.c | 23 |
1 files changed, 21 insertions, 2 deletions
diff --git a/board/st/stm32f746-disco/stm32f746-disco.c b/board/st/stm32f746-disco/stm32f746-disco.c index 7c9b1ad82a..e89ed2153b 100644 --- a/board/st/stm32f746-disco/stm32f746-disco.c +++ b/board/st/stm32f746-disco/stm32f746-disco.c @@ -7,6 +7,8 @@ #include <common.h> #include <dm.h> #include <lcd.h> +#include <miiphy.h> +#include <phy_interface.h> #include <ram.h> #include <spl.h> #include <splash.h> @@ -123,8 +125,25 @@ int board_init(void) gd->bd->bi_boot_params = gd->bd->bi_dram[0].start + 0x100; #ifdef CONFIG_ETH_DESIGNWARE - /* Set >RMII mode */ - STM32_SYSCFG->pmc |= SYSCFG_PMC_MII_RMII_SEL; + const char *phy_mode; + int node; + + node = fdt_node_offset_by_compatible(gd->fdt_blob, 0, "st,stm32-dwmac"); + if (node < 0) + return -1; + + phy_mode = fdt_getprop(gd->fdt_blob, node, "phy-mode", NULL); + + switch (phy_get_interface_by_name(phy_mode)) { + case PHY_INTERFACE_MODE_RMII: + STM32_SYSCFG->pmc |= SYSCFG_PMC_MII_RMII_SEL; + break; + case PHY_INTERFACE_MODE_MII: + STM32_SYSCFG->pmc &= ~SYSCFG_PMC_MII_RMII_SEL; + break; + default: + printf("PHY interface %s not supported !\n", phy_mode); + } #endif #if defined(CONFIG_CMD_BMP) |