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net: stmmac: add a parse for new property 'snps,clk-csr'

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Parse new property 'snps,clk-csr' firstly because the new property
is documented in binding file, if failed, fall back to old property
'clk_csr' for legacy case

Signed-off-by: Jianguo Zhang <jianguo.zhang@mediatek.com>
Reviewed-by: AngeloGioacchino Del Regno <angelogioacchino.delregno@collabora.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
This commit is contained in:
Jianguo Zhang 2022-09-29 09:47:58 +08:00 committed by David S. Miller
parent 7871785ce9
commit 83936ea8d8
1 changed files with 2 additions and 1 deletions
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3
drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c
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@ -444,7 +444,8 @@ stmmac_probe_config_dt(struct platform_device *pdev, u8 *mac)
* or get clk_csr from device tree.
*/
plat->clk_csr = -1;
of_property_read_u32(np, "clk_csr", &plat->clk_csr);
if (of_property_read_u32(np, "snps,clk-csr", &plat->clk_csr))
of_property_read_u32(np, "clk_csr", &plat->clk_csr);
/* "snps,phy-addr" is not a standard property. Mark it as deprecated
* and warn of its use. Remove this when phy node support is added.