[PATCH v2 2/4] clk: qcom: rpmh: Add support for RPMH clocks on Milos

From: Luca Weiss
Date: Mon Jul 07 2025 - 05:58:02 EST


Add support for RPMH clocks on Milos SoCs.

Reviewed-by: Konrad Dybcio <konrad.dybcio@xxxxxxxxxxxxxxxx>
Signed-off-by: Luca Weiss <luca.weiss@xxxxxxxxxxxxx>
---
drivers/clk/qcom/clk-rpmh.c | 26 ++++++++++++++++++++++++++
1 file changed, 26 insertions(+)

diff --git a/drivers/clk/qcom/clk-rpmh.c b/drivers/clk/qcom/clk-rpmh.c
index 00fb3e53a388ed24ed76622983eb5bd81a6b7002..5ca43776f1bdbaadeefbdeabeb557810ff0071ad 100644
--- a/drivers/clk/qcom/clk-rpmh.c
+++ b/drivers/clk/qcom/clk-rpmh.c
@@ -386,6 +386,8 @@ DEFINE_CLK_RPMH_VRM(clk6, _a2, "clka6", 2);
DEFINE_CLK_RPMH_VRM(clk7, _a2, "clka7", 2);
DEFINE_CLK_RPMH_VRM(clk8, _a2, "clka8", 2);

+DEFINE_CLK_RPMH_VRM(clk7, _a4, "clka7", 4);
+
DEFINE_CLK_RPMH_VRM(div_clk1, _div2, "divclka1", 2);

DEFINE_CLK_RPMH_BCM(ce, "CE0");
@@ -541,6 +543,29 @@ static const struct clk_rpmh_desc clk_rpmh_sc8180x = {
.num_clks = ARRAY_SIZE(sc8180x_rpmh_clocks),
};

+static struct clk_hw *milos_rpmh_clocks[] = {
+ [RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div4.hw,
+ [RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div4_ao.hw,
+ [RPMH_LN_BB_CLK2] = &clk_rpmh_clk7_a4.hw,
+ [RPMH_LN_BB_CLK2_A] = &clk_rpmh_clk7_a4_ao.hw,
+ /*
+ * RPMH_LN_BB_CLK3(_A) and RPMH_LN_BB_CLK4(_A) are marked as optional
+ * downstream, but do not exist in cmd-db on SM7635, so skip them.
+ */
+ [RPMH_RF_CLK1] = &clk_rpmh_clk1_a1.hw,
+ [RPMH_RF_CLK1_A] = &clk_rpmh_clk1_a1_ao.hw,
+ [RPMH_RF_CLK2] = &clk_rpmh_clk2_a1.hw,
+ [RPMH_RF_CLK2_A] = &clk_rpmh_clk2_a1_ao.hw,
+ [RPMH_RF_CLK3] = &clk_rpmh_clk3_a1.hw,
+ [RPMH_RF_CLK3_A] = &clk_rpmh_clk3_a1_ao.hw,
+ [RPMH_IPA_CLK] = &clk_rpmh_ipa.hw,
+};
+
+static const struct clk_rpmh_desc clk_rpmh_milos = {
+ .clks = milos_rpmh_clocks,
+ .num_clks = ARRAY_SIZE(milos_rpmh_clocks),
+};
+
static struct clk_hw *sm8250_rpmh_clocks[] = {
[RPMH_CXO_CLK] = &clk_rpmh_bi_tcxo_div2.hw,
[RPMH_CXO_CLK_A] = &clk_rpmh_bi_tcxo_div2_ao.hw,
@@ -943,6 +968,7 @@ static int clk_rpmh_probe(struct platform_device *pdev)
}

static const struct of_device_id clk_rpmh_match_table[] = {
+ { .compatible = "qcom,milos-rpmh-clk", .data = &clk_rpmh_milos},
{ .compatible = "qcom,qcs615-rpmh-clk", .data = &clk_rpmh_qcs615},
{ .compatible = "qcom,qdu1000-rpmh-clk", .data = &clk_rpmh_qdu1000},
{ .compatible = "qcom,sa8775p-rpmh-clk", .data = &clk_rpmh_sa8775p},

--
2.50.0