Re: [PATCH] spi: bcm63xx: drop wrong casts in probe()

From: Florian Fainelli
Date: Sun Nov 16 2025 - 12:15:59 EST




On 11/16/2025 1:33 AM, Jonas Gorski wrote:
Both bs->regs and bs->{rx,tx}_io are tagged __iomem, so we shouldn't
cast them to anything else.

Silences the following sparse warning:

drivers/spi/spi-bcm63xx.c:571:22: warning: cast removes address space '__iomem' of expression
drivers/spi/spi-bcm63xx.c:571:19: warning: incorrect type in assignment (different address spaces)
drivers/spi/spi-bcm63xx.c:571:19: expected unsigned char [noderef] [usertype] __iomem *tx_io
drivers/spi/spi-bcm63xx.c:571:19: got unsigned char [usertype] *
drivers/spi/spi-bcm63xx.c:572:22: warning: cast removes address space '__iomem' of expression
drivers/spi/spi-bcm63xx.c:572:19: warning: incorrect type in assignment (different address spaces)
drivers/spi/spi-bcm63xx.c:572:19: expected unsigned char const [noderef] [usertype] __iomem *rx_io
drivers/spi/spi-bcm63xx.c:572:19: got unsigned char const [usertype] *

Fixes: b42dfed83d95 ("spi: add Broadcom BCM63xx SPI controller driver")
Signed-off-by: Jonas Gorski <jonas.gorski@xxxxxxxxx>

Reviewed-by: Florian Fainelli <florian.fainelli@xxxxxxxxxxxx>

Not sure that deserves a Fixes, tag, but can't hurt!
--
Florian