From: Christophe Roullier Date: Tue, 5 Mar 2019 08:29:26 +0000 (+0100) Subject: net: ethernet: stmmac: add management of clk_csr property X-Git-Tag: v5.1-rc1~67^2~22^2~2 X-Git-Url: https://asedeno.scripts.mit.edu/gitweb/?a=commitdiff_plain;h=81311c03ab4dca83e4f4c678129b4327f2d41b40;p=linux.git net: ethernet: stmmac: add management of clk_csr property In Documentation stmmac.txt there is possibility to fixed CSR Clock range selection with property clk_csr. This patch add the management of this property For example to use it, add in your ethernet node DT: clk_csr = <3>; Signed-off-by: Christophe Roullier Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c index 2b800ce1d5bf..3031f2bf15d6 100644 --- a/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c +++ b/drivers/net/ethernet/stmicro/stmmac/stmmac_platform.c @@ -408,6 +408,9 @@ stmmac_probe_config_dt(struct platform_device *pdev, const char **mac) /* Default to phy auto-detection */ plat->phy_addr = -1; + /* Get clk_csr from device tree */ + 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. */