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soc: arm: imx_rt10xx: support enet1 external clock

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Configure ENET_REF_CLK direction as input when
CONFIG_ETH_MCUX_RMII_EXT_CLK is set to allow Ethernet external clock
usage.

Signed-off-by: Benjamin Lemouzy <blemouzy@centralp.fr>
This commit is contained in:
Benjamin Lemouzy 2023-06-29 11:11:24 +02:00 • committed by Maureen Helm
commit 35849319e0
1 changed files with 5 additions and 0 deletions
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5
soc/arm/nxp_imx/rt/soc_rt10xx.c
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@ -199,9 +199,14 @@ static ALWAYS_INLINE void clock_init(void)
#if DT_NODE_HAS_STATUS(DT_NODELABEL(enet), okay) && CONFIG_NET_L2_ETHERNET
#if CONFIG_ETH_MCUX_RMII_EXT_CLK
/* Enable clock input for ENET1 */
IOMUXC_EnableMode(IOMUXC_GPR, kIOMUXC_GPR_ENET1TxClkOutputDir, false);
#else
/* Enable clock output for ENET1 */
IOMUXC_EnableMode(IOMUXC_GPR, kIOMUXC_GPR_ENET1TxClkOutputDir, true);
#endif
#endif
#if DT_NODE_HAS_STATUS(DT_NODELABEL(enet2), okay) && CONFIG_NET_L2_ETHERNET
/* Set ENET2 ref clock to be generated by External OSC,*/