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authorDong Aisheng <aisheng.dong@nxp.com>2021-05-21 11:12:47 +0800
committerAbel Vesa <abel.vesa@nxp.com>2021-06-14 12:33:26 +0300
commit2924b0b0c1cde59edeeaf3b709ec7a8a7779e4b8 (patch)
treed51651c46c2a92e66914f5c62e68d0534257e467 /drivers/clk/imx
parentafd0406b4663014ef1f5993454db89c8a0e8bb42 (diff)
clk: imx: scu: add enet rgmii gpr clocks
enet tx clk actually is sourced from a gpr divider, not default enet clk. Add enet grp clocks for user to use correctly. Cc: Abel Vesa <abel.vesa@nxp.com> Cc: Stephen Boyd <sboyd@kernel.org> Cc: Shawn Guo <shawnguo@kernel.org> Signed-off-by: Dong Aisheng <aisheng.dong@nxp.com> Reviewed-by: Abel Vesa <abel.vesa@nxp.com> Signed-off-by: Abel Vesa <abel.vesa@nxp.com>
Diffstat (limited to 'drivers/clk/imx')
-rw-r--r--drivers/clk/imx/clk-imx8qxp.c22
1 files changed, 18 insertions, 4 deletions
diff --git a/drivers/clk/imx/clk-imx8qxp.c b/drivers/clk/imx/clk-imx8qxp.c
index 88cc737ee125..827ffcde5bbc 100644
--- a/drivers/clk/imx/clk-imx8qxp.c
+++ b/drivers/clk/imx/clk-imx8qxp.c
@@ -25,6 +25,16 @@ static const char *dc0_sels[] = {
"dc0_bypass0_clk",
};
+static const char * const enet0_rgmii_txc_sels[] = {
+ "enet0_ref_div",
+ "clk_dummy",
+};
+
+static const char * const enet1_rgmii_txc_sels[] = {
+ "enet1_ref_div",
+ "clk_dummy",
+};
+
static int imx8qxp_clk_probe(struct platform_device *pdev)
{
struct device_node *ccm_node = pdev->dev.of_node;
@@ -80,12 +90,16 @@ static int imx8qxp_clk_probe(struct platform_device *pdev)
imx_clk_scu("sdhc0_clk", IMX_SC_R_SDHC_0, IMX_SC_PM_CLK_PER);
imx_clk_scu("sdhc1_clk", IMX_SC_R_SDHC_1, IMX_SC_PM_CLK_PER);
imx_clk_scu("sdhc2_clk", IMX_SC_R_SDHC_2, IMX_SC_PM_CLK_PER);
- imx_clk_scu("enet0_clk", IMX_SC_R_ENET_0, IMX_SC_PM_CLK_PER);
+ imx_clk_scu("enet0_root_clk", IMX_SC_R_ENET_0, IMX_SC_PM_CLK_PER);
+ imx_clk_divider_gpr_scu("enet0_ref_div", "enet0_root_clk", IMX_SC_R_ENET_0, IMX_SC_C_CLKDIV);
+ 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);
imx_clk_scu("enet0_bypass_clk", IMX_SC_R_ENET_0, IMX_SC_PM_CLK_BYPASS);
- imx_clk_scu("enet0_rgmii_clk", IMX_SC_R_ENET_0, IMX_SC_PM_CLK_MISC0);
- imx_clk_scu("enet1_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_PER);
+ imx_clk_scu("enet0_rgmii_rx_clk", IMX_SC_R_ENET_0, IMX_SC_PM_CLK_MISC0);
+ imx_clk_scu("enet1_root_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_PER);
+ imx_clk_divider_gpr_scu("enet1_ref_div", "enet1_root_clk", IMX_SC_R_ENET_1, IMX_SC_C_CLKDIV);
+ 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);
imx_clk_scu("enet1_bypass_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_BYPASS);
- imx_clk_scu("enet1_rgmii_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_MISC0);
+ imx_clk_scu("enet1_rgmii_rx_clk", IMX_SC_R_ENET_1, IMX_SC_PM_CLK_MISC0);
imx_clk_scu("gpmi_io_clk", IMX_SC_R_NAND, IMX_SC_PM_CLK_MST_BUS);
imx_clk_scu("gpmi_bch_clk", IMX_SC_R_NAND, IMX_SC_PM_CLK_PER);
imx_clk_scu("usb3_aclk_div", IMX_SC_R_USB_2, IMX_SC_PM_CLK_PER);