soc: qcom: rpmpd: Add SM6375 support

Add support for RPMPDs on SM6375.
Signed-off-by: Konrad Dybcio <konrad.dybcio@somainline.org>
Signed-off-by: Bjorn Andersson <andersson@kernel.org>
Link: https://lore.kernel.org/r/20220716193201.455728-2-konrad.dybcio@somainline.org

drivers/soc/qcom/rpmpd.c

@@ -29,6 +29,7 @@
 #define RPMPD_RWLM 0x6d6c7772
 #define RPMPD_RWSC 0x63737772
 #define RPMPD_RWSM 0x6d737772
+#define RPMPD_RWGX 0x78677772
 
 /* Operation Keys */
 #define KEY_CORNER		0x6e726f63 /* corn */
@@ -433,6 +434,26 @@ static const struct rpmpd_desc sm6125_desc = {
 	.max_state = RPM_SMD_LEVEL_BINNING,
 };
 
+DEFINE_RPMPD_PAIR(sm6375, vddgx, vddgx_ao, RWGX, LEVEL, 0);
+static struct rpmpd *sm6375_rpmpds[] = {
+	[SM6375_VDDCX] = &sm6125_vddcx,
+	[SM6375_VDDCX_AO] = &sm6125_vddcx_ao,
+	[SM6375_VDDCX_VFL] = &sm6125_vddcx_vfl,
+	[SM6375_VDDMX] = &sm6125_vddmx,
+	[SM6375_VDDMX_AO] = &sm6125_vddmx_ao,
+	[SM6375_VDDMX_VFL] = &sm6125_vddmx_vfl,
+	[SM6375_VDDGX] = &sm6375_vddgx,
+	[SM6375_VDDGX_AO] = &sm6375_vddgx_ao,
+	[SM6375_VDD_LPI_CX] = &sm6115_vdd_lpi_cx,
+	[SM6375_VDD_LPI_MX] = &sm6115_vdd_lpi_mx,
+};
+
+static const struct rpmpd_desc sm6375_desc = {
+	.rpmpds = sm6375_rpmpds,
+	.num_pds = ARRAY_SIZE(sm6375_rpmpds),
+	.max_state = RPM_SMD_LEVEL_TURBO_NO_CPR,
+};
+
 static struct rpmpd *qcm2290_rpmpds[] = {
 	[QCM2290_VDDCX] = &sm6115_vddcx,
 	[QCM2290_VDDCX_AO] = &sm6115_vddcx_ao,
@@ -466,6 +487,7 @@ static const struct of_device_id rpmpd_match_table[] = {
 	{ .compatible = "qcom,sdm660-rpmpd", .data = &sdm660_desc },
 	{ .compatible = "qcom,sm6115-rpmpd", .data = &sm6115_desc },
 	{ .compatible = "qcom,sm6125-rpmpd", .data = &sm6125_desc },
+	{ .compatible = "qcom,sm6375-rpmpd", .data = &sm6375_desc },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, rpmpd_match_table);