Skip to content

Commit 8568b3c

Browse files
Shenwei Wangabelvesa
authored andcommitted
clk: imx: imx8qxp: correct the enet clocks for i.MX8DXL
The SC_PM_CLK_MISC0 clock is not available for the resources of ENET0/1 on i.MX8DXL. Using the clock device compatible string to identify the platform and only initialize the enetX_rgmii_rx_clk clock for non i.MX8DXL platform. Signed-off-by: Shenwei Wang <shenwei.wang@nxp.com> Reviewed-by: Ranjani Vaidyanathan <ranjani.vaidyanathan@nxp.com> Reviewed-by: Jacky Bai <ping.bai@nxp.com> Acked-by: Jason Liu <jason.hui.liu@nxp.com> Signed-off-by: Peng Fan <peng.fan@nxp.com> Reviewed-by: Abel Vesa <abel.vesa@linaro.org> Link: https://lore.kernel.org/r/20230912-imx8-clk-v1-v1-3-69a34bcfcae1@nxp.com Signed-off-by: Abel Vesa <abel.vesa@linaro.org>
1 parent 15cee75 commit 8568b3c

1 file changed

Lines changed: 9 additions & 2 deletions

File tree

drivers/clk/imx/clk-imx8qxp.c

Lines changed: 9 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -90,6 +90,11 @@ static const char * const pi_pll0_sels[] = {
9090
"clk_dummy",
9191
};
9292

93+
static inline bool clk_on_imx8dxl(struct device_node *node)
94+
{
95+
return of_device_is_compatible(node, "fsl,imx8dxl-clk");
96+
}
97+
9398
static int imx8qxp_clk_probe(struct platform_device *pdev)
9499
{
95100
struct device_node *ccm_node = pdev->dev.of_node;
@@ -169,13 +174,15 @@ static int imx8qxp_clk_probe(struct platform_device *pdev)
169174
imx_clk_mux_gpr_scu("enet0_rgmii_txc_sel", enet0_rgmii_txc_sels, ARRAY_SIZE(enet0_rgmii_txc_sels), IMX_SC_R_ENET_0, IMX_SC_C_TXCLK);
170175
imx_clk_scu("enet0_bypass_clk", IMX_SC_R_ENET_0, IMX_SC_PM_CLK_BYPASS);
171176
imx_clk_gate_gpr_scu("enet0_ref_50_clk", "clk_dummy", IMX_SC_R_ENET_0, IMX_SC_C_DISABLE_50, true);
172-
imx_clk_scu("enet0_rgmii_rx_clk", IMX_SC_R_ENET_0, IMX_SC_PM_CLK_MISC0);
177+
if (!clk_on_imx8dxl(ccm_node)) {
178+
imx_clk_scu("enet0_rgmii_rx_clk", IMX_SC_R_ENET_0, IMX_SC_PM_CLK_MISC0);
179+
imx_clk_scu("enet1_rgmii_rx_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_MISC0);
180+
}
173181
imx_clk_scu("enet1_root_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_PER);
174182
imx_clk_divider_gpr_scu("enet1_ref_div", "enet1_root_clk", IMX_SC_R_ENET_1, IMX_SC_C_CLKDIV);
175183
imx_clk_mux_gpr_scu("enet1_rgmii_txc_sel", enet1_rgmii_txc_sels, ARRAY_SIZE(enet1_rgmii_txc_sels), IMX_SC_R_ENET_1, IMX_SC_C_TXCLK);
176184
imx_clk_scu("enet1_bypass_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_BYPASS);
177185
imx_clk_gate_gpr_scu("enet1_ref_50_clk", "clk_dummy", IMX_SC_R_ENET_1, IMX_SC_C_DISABLE_50, true);
178-
imx_clk_scu("enet1_rgmii_rx_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_MISC0);
179186
imx_clk_scu("gpmi_io_clk", IMX_SC_R_NAND, IMX_SC_PM_CLK_MST_BUS);
180187
imx_clk_scu("gpmi_bch_clk", IMX_SC_R_NAND, IMX_SC_PM_CLK_PER);
181188
imx_clk_scu("usb3_aclk_div", IMX_SC_R_USB_2, IMX_SC_PM_CLK_PER);

0 commit comments

Comments
 (0)