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imx: imx8ulp: clock: Add clock support for i3c controller

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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>
This commit is contained in:
Clark Wang 2022-04-06 14:30:09 +08:00 committed by Stefano Babic
parent 5579d66e37
commit a178a8c5de
1 changed files with 20 additions and 0 deletions
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20
arch/arm/mach-imx/imx8ulp/clock.c
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@ -237,6 +237,26 @@ u32 imx_get_i2cclk(u32 i2c_num)
} }
#endif #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) void enable_usboh3_clk(unsigned char enable)
{ {
if (enable) { if (enable) {