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Commit 15f4193f authored by Kishon Vijay Abraham I's avatar Kishon Vijay Abraham I Committed by Lokesh Vutla
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env: ti: j721e-evm: Add env variable to power on & reset QSGMII PHY in J7200 EVM



MAIN CPSW0 requires the PHY to be powered on and reset for QSGMII
operation. Add a env variable to configure driving "0" on ENET_EXP_PWRDN
controlled by GPIO EXPANDER2 (I2C Addr: 0x22), PIN: 17 and driving "1"
on ENET_EXP_RESETZ controlled by GPIO EXPANDER2 (I2C Addr: 0x22),
PIN: 18.

Signed-off-by: default avatarKishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: default avatarLokesh Vutla <lokeshvutla@ti.com>
Reviewed-by: default avatarSuman Anna <s-anna@ti.com>
Link: https://lore.kernel.org/r/20210721155849.20994-18-kishon@ti.com
parent 0e64ecd7
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