From: Han Xu han.xu@nxp.com
stable inclusion from stable-v6.6.2 commit dab501d351065797c43b8bc58fcb2a5c3c4d34d9 category: bugfix bugzilla: https://gitee.com/openeuler/kernel/issues/I8IW7G
Reference: https://git.kernel.org/pub/scm/linux/kernel/git/stable/linux.git/commit/?id=...
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[ Upstream commit c3aa5cb264a38ae9bbcce32abca4c155af0456df ]
AHB memory as MMIO should be mapped with ioremap rather than ioremap_wc, which should have been used initially just to handle unaligned access as a workaround.
Fixes: d166a73503ef ("spi: fspi: dynamically alloc AHB memory") Signed-off-by: Han Xu han.xu@nxp.com Link: https://lore.kernel.org/r/20231010201524.2021340-1-han.xu@nxp.com Signed-off-by: Mark Brown broonie@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org Signed-off-by: Zheng Zengkai zhengzengkai@huawei.com --- drivers/spi/spi-nxp-fspi.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/spi/spi-nxp-fspi.c b/drivers/spi/spi-nxp-fspi.c index c964f41dcc42..168eff721ed3 100644 --- a/drivers/spi/spi-nxp-fspi.c +++ b/drivers/spi/spi-nxp-fspi.c @@ -759,7 +759,7 @@ static int nxp_fspi_read_ahb(struct nxp_fspi *f, const struct spi_mem_op *op) f->memmap_len = len > NXP_FSPI_MIN_IOMAP ? len : NXP_FSPI_MIN_IOMAP;
- f->ahb_addr = ioremap_wc(f->memmap_phy + f->memmap_start, + f->ahb_addr = ioremap(f->memmap_phy + f->memmap_start, f->memmap_len);
if (!f->ahb_addr) {