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pci: mpc85xx: Add missing sync() after writing to PCI config space

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On PowerPC we should use barrier after store operation to HW register.

Signed-off-by: Pali Rohár <pali@kernel.org>
Reviewed-by: Heiko Schocher <hs@denx.de>
Tested-by: Heiko Schocher <hs@denx.de>
This commit is contained in:
Pali Rohár 2023-04-13 22:41:44 +02:00 committed by Tom Rini
parent f1dc0daf7a
commit 76c72930f9
1 changed files with 1 additions and 0 deletions
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1
drivers/pci/pci_mpc85xx.c
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@ -41,6 +41,7 @@ static int mpc85xx_pci_dm_write_config(struct udevice *dev, pci_dev_t bdf,
out_be32(priv->cfg_addr, addr);
sync();
out_le32(priv->cfg_data, pci_conv_size_to_32(0, value, offset, size));
sync();
return 0;
}