imx: imx8ulp: clock: Add clock support for i3c controller
Add i3c controller clock enable/disable function for imx8ulp.
Reviewed-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Clark Wang <xiaoning.wang@nxp.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
diff --git a/arch/arm/mach-imx/imx8ulp/clock.c b/arch/arm/mach-imx/imx8ulp/clock.c
index 91580b2..a2b3ce7 100644
--- a/arch/arm/mach-imx/imx8ulp/clock.c
+++ b/arch/arm/mach-imx/imx8ulp/clock.c
@@ -237,6 +237,26 @@
}
#endif
+#if IS_ENABLED(CONFIG_SYS_I2C_IMX_I3C)
+int enable_i3c_clk(unsigned char enable, u32 i3c_num)
+{
+ if (enable) {
+ pcc_clock_enable(3, I3C2_PCC3_SLOT, false);
+ pcc_clock_sel(3, I3C2_PCC3_SLOT, SOSC_DIV2);
+ pcc_clock_enable(3, I3C2_PCC3_SLOT, true);
+ pcc_reset_peripheral(3, I3C2_PCC3_SLOT, false);
+ } else {
+ pcc_clock_enable(3, I3C2_PCC3_SLOT, false);
+ }
+ return 0;
+}
+
+u32 imx_get_i3cclk(u32 i3c_num)
+{
+ return pcc_clock_get_rate(3, I3C2_PCC3_SLOT);
+}
+#endif
+
void enable_usboh3_clk(unsigned char enable)
{
if (enable) {