From: Heiko Stübner Date: Sun, 21 Jun 2015 19:52:52 +0000 (+0200) Subject: net: stmmac: dwmac-rk: Fix clk rate when provided by soc X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=c48fa33c1fb2ccdb4bcc863a7b841f11efe0f8b0;p=GitHub%2FLineageOS%2FG12%2Fandroid_kernel_amlogic_linux-4.9.git net: stmmac: dwmac-rk: Fix clk rate when provided by soc The first iteration of the dwmac-rk support did access an intermediate clock directly below the pll selector. This was removed in a subsequent revision, but the clock and one invocation remained. This results in the driver trying to set the rate of a non-existent clock when the soc and not some external source provides the phy clock for RMII phys. So set the rate of the correct clock and remove the remaining now completely unused definition. Fixes: 436f5ae08f9d ("GMAC: add driver for Rockchip RK3288 SoCs integrated GMAC") Cc: stable@vger.kernel.org Signed-off-by: Heiko Stuebner Signed-off-by: David S. Miller --- diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c index a39607085281..5dafebb94fa4 100644 --- a/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c +++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-rk.c @@ -42,7 +42,6 @@ struct rk_priv_data { bool clock_input; struct clk *clk_mac; - struct clk *clk_mac_pll; struct clk *gmac_clkin; struct clk *mac_clk_rx; struct clk *mac_clk_tx; @@ -209,7 +208,7 @@ static int gmac_clk_init(struct rk_priv_data *bsp_priv) dev_info(dev, "clock input from PHY\n"); } else { if (bsp_priv->phy_iface == PHY_INTERFACE_MODE_RMII) - clk_set_rate(bsp_priv->clk_mac_pll, 50000000); + clk_set_rate(bsp_priv->clk_mac, 50000000); } return 0;