clk: imx: imx6sx: update cko mux options

According to latest reference manual (Rev.2, 9/2017),
previous CKO1/2's mux options are incorrect, update
them.
Signed-off-by: Anson Huang <Anson.Huang@nxp.com>
Signed-off-by: Shawn Guo <shawnguo@kernel.org>

drivers/clk/imx/clk-imx6sx.c

@@ -63,17 +63,17 @@ static const char *lcdif2_sels[]	= { "lcdif2_podf", "ipp_di0", "ipp_di1", "ldb_d
 static const char *display_sels[]	= { "pll2_bus", "pll2_pfd2_396m", "pll3_usb_otg", "pll3_pfd1_540m", };
 static const char *csi_sels[]		= { "osc", "pll2_pfd2_396m", "pll3_120m", "pll3_pfd1_540m", };
 static const char *cko1_sels[]		= {
-	"pll3_usb_otg", "pll2_bus", "pll1_sys", "pll5_video_div",
-	"dummy", "ocram", "dummy", "pxp_axi", "epdc_axi", "lcdif_pix",
-	"epdc_pix", "ahb", "ipg", "perclk", "ckil", "pll4_audio_div",
+	"dummy", "dummy", "dummy", "dummy",
+	"vadc", "ocram", "qspi2", "m4", "enet_ahb", "lcdif2_pix",
+	"lcdif1_pix", "ahb", "ipg", "perclk", "ckil", "pll4_audio_div",
 };
 static const char *cko2_sels[]		= {
 	"dummy", "mmdc_p0_fast", "usdhc4", "usdhc1", "dummy", "wrck",
 	"ecspi_root", "dummy", "usdhc3", "pcie", "arm", "csi_core",
-	"lcdif_axi", "dummy", "osc", "dummy", "gpu2d_ovg_core",
-	"usdhc2", "ssi1", "ssi2", "ssi3", "gpu2d_core", "dummy",
-	"dummy", "dummy", "dummy", "esai_extal", "eim_slow", "uart_serial",
-	"spdif", "asrc", "dummy",
+	"display_axi", "dummy", "osc", "dummy", "dummy",
+	"usdhc2", "ssi1", "ssi2", "ssi3", "gpu_axi_podf", "dummy",
+	"can_podf", "lvds1_out", "qspi1", "esai_extal", "eim_slow",
+	"uart_serial", "spdif", "audio", "dummy",
 };
 static const char *cko_sels[] = { "cko1", "cko2", };
 static const char *lvds_sels[]	= {