Add support for the power domains exposed by RPMh on the qcs8300
platform. MMCX depends on CX, so mark CX as the parent of MMCX.

Co-developed-by: Shazad Hussain <quic_shazhuss@quicinc.com>
Signed-off-by: Shazad Hussain <quic_shazhuss@quicinc.com>
Signed-off-by: Tingguo Cheng <quic_tingguoc@quicinc.com>
---
 drivers/pmdomain/qcom/rpmhpd.c | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/drivers/pmdomain/qcom/rpmhpd.c b/drivers/pmdomain/qcom/rpmhpd.c
index 65505e1e221986ad20751b658374dd0e74719703..d256110225dc517187b2ac1bbbb781eae78b7d59 100644
--- a/drivers/pmdomain/qcom/rpmhpd.c
+++ b/drivers/pmdomain/qcom/rpmhpd.c
@@ -624,7 +624,31 @@ static const struct rpmhpd_desc x1e80100_desc = {
 	.num_pds = ARRAY_SIZE(x1e80100_rpmhpds),
 };
 
+/* QCS8300 RPMH power domains */
+static struct rpmhpd *qcs8300_rpmhpds[] = {
+	[RPMHPD_CX] = &cx,
+	[RPMHPD_CX_AO] = &cx_ao,
+	[RPMHPD_EBI] = &ebi,
+	[RPMHPD_GFX] = &gfx,
+	[RPMHPD_LCX] = &lcx,
+	[RPMHPD_LMX] = &lmx,
+	[RPMHPD_MMCX] = &mmcx_w_cx_parent,
+	[RPMHPD_MMCX_AO] = &mmcx_ao_w_cx_parent,
+	[RPMHPD_MXC] = &mxc,
+	[RPMHPD_MXC_AO] = &mxc_ao,
+	[RPMHPD_MX] = &mx,
+	[RPMHPD_MX_AO] = &mx_ao,
+	[RPMHPD_NSP0] = &nsp0,
+	[RPMHPD_NSP1] = &nsp1,
+};
+
+static const struct rpmhpd_desc qcs8300_desc = {
+	.rpmhpds = qcs8300_rpmhpds,
+	.num_pds = ARRAY_SIZE(qcs8300_rpmhpds),
+};
+
 static const struct of_device_id rpmhpd_match_table[] = {
+	{ .compatible = "qcom,qcs8300-rpmhpd", .data = &qcs8300_desc },
 	{ .compatible = "qcom,qdu1000-rpmhpd", .data = &qdu1000_desc },
 	{ .compatible = "qcom,sa8155p-rpmhpd", .data = &sa8155p_desc },
 	{ .compatible = "qcom,sa8540p-rpmhpd", .data = &sa8540p_desc },

-- 
2.34.1