From: Arun Ramadoss Date: Fri, 2 Sep 2022 10:32:09 +0000 (+0530) Subject: net: dsa: microchip: lan937x: clear the POR_READY_INT status bit X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=f313936261ac18a2527fc0752cf988950587d0ce;p=linux.git net: dsa: microchip: lan937x: clear the POR_READY_INT status bit In the lan937x_reset_switch(), it masks all the switch and port registers. In the Global_Int_status register, POR ready bit is write 1 to clear bit and all other bits are read only. So, this patch clear the por_ready_int status bit by writing 1. Signed-off-by: Arun Ramadoss Reviewed-by: Florian Fainelli Signed-off-by: David S. Miller --- diff --git a/drivers/net/dsa/microchip/lan937x_main.c b/drivers/net/dsa/microchip/lan937x_main.c index 7b464f1fb5d88..0466c4d0b10c8 100644 --- a/drivers/net/dsa/microchip/lan937x_main.c +++ b/drivers/net/dsa/microchip/lan937x_main.c @@ -225,6 +225,10 @@ int lan937x_reset_switch(struct ksz_device *dev) if (ret < 0) return ret; + ret = ksz_write32(dev, REG_SW_INT_STATUS__4, POR_READY_INT); + if (ret < 0) + return ret; + ret = ksz_write32(dev, REG_SW_PORT_INT_MASK__4, 0xFF); if (ret < 0) return ret;