[PATCH] clk: qcom: smd: Add support for QCS404 rpm clocks

[PATCH] clk: qcom: smd: Add support for QCS404 rpm clocks

[Bjorn Andersson]

From: Taniya Das <tdas@codeaurora.org>

Add rpm smd clocks, PMIC and bus clocks which are required on QCS404
for clients to vote on.

Signed-off-by: Taniya Das <tdas@codeaurora.org>
Signed-off-by: Anu Ramanathan <anur@codeaurora.org>
[bjorn: Dropped cxo, voter clocks and static initialization]
Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
---
 .../devicetree/bindings/clock/qcom,rpmcc.txt  |  1 +
 drivers/clk/qcom/clk-smd-rpm.c                | 45 +++++++++++++++++++
 include/dt-bindings/clock/qcom,rpmcc.h        |  4 ++
 3 files changed, 50 insertions(+)

diff --git a/Documentation/devicetree/bindings/clock/qcom,rpmcc.txt b/Documentation/devicetree/bindings/clock/qcom,rpmcc.txt
index 4491d1c104aa..87b4949e9bc8 100644
--- a/Documentation/devicetree/bindings/clock/qcom,rpmcc.txt
+++ b/Documentation/devicetree/bindings/clock/qcom,rpmcc.txt
@@ -16,6 +16,7 @@ Required properties :
 			"qcom,rpmcc-msm8974", "qcom,rpmcc"
 			"qcom,rpmcc-apq8064", "qcom,rpmcc"
 			"qcom,rpmcc-msm8996", "qcom,rpmcc"
+			"qcom,rpmcc-qcs404", "qcom,rpmcc"
 
 - #clock-cells : shall contain 1
 
diff --git a/drivers/clk/qcom/clk-smd-rpm.c b/drivers/clk/qcom/clk-smd-rpm.c
index 850c02a52248..d3aadaeb2903 100644
--- a/drivers/clk/qcom/clk-smd-rpm.c
+++ b/drivers/clk/qcom/clk-smd-rpm.c
@@ -611,10 +611,55 @@ static const struct rpm_smd_clk_desc rpm_clk_msm8996 = {
 	.num_clks = ARRAY_SIZE(msm8996_clks),
 };
 
+/* QCS404 */
+DEFINE_CLK_SMD_RPM_QDSS(qcs404, qdss_clk, qdss_a_clk, QCOM_SMD_RPM_MISC_CLK, 1);
+
+DEFINE_CLK_SMD_RPM(qcs404, pnoc_clk, pnoc_a_clk, QCOM_SMD_RPM_BUS_CLK, 0);
+DEFINE_CLK_SMD_RPM(qcs404, snoc_clk, snoc_a_clk, QCOM_SMD_RPM_BUS_CLK, 1);
+
+DEFINE_CLK_SMD_RPM(qcs404, bimc_clk, bimc_a_clk, QCOM_SMD_RPM_MEM_CLK, 0);
+DEFINE_CLK_SMD_RPM(qcs404, bimc_gpu_clk, bimc_gpu_a_clk, QCOM_SMD_RPM_MEM_CLK, 2);
+
+DEFINE_CLK_SMD_RPM(qcs404, qpic_clk, qpic_a_clk, QCOM_SMD_RPM_QPIC_CLK, 0);
+DEFINE_CLK_SMD_RPM(qcs404, ce1_clk, ce1_a_clk, QCOM_SMD_RPM_CE_CLK, 0);
+
+DEFINE_CLK_SMD_RPM_XO_BUFFER(qcs404, rf_clk1, rf_clk1_a, 4);
+DEFINE_CLK_SMD_RPM_XO_BUFFER_PINCTRL(qcs404, rf_clk1_pin, rf_clk1_a_pin, 4);
+
+DEFINE_CLK_SMD_RPM_XO_BUFFER(qcs404, ln_bb_clk, ln_bb_a_clk, 8);
+DEFINE_CLK_SMD_RPM_XO_BUFFER_PINCTRL(qcs404, ln_bb_clk_pin, ln_bb_clk_a_pin, 8);
+
+static struct clk_smd_rpm *qcs404_clks[] = {
+	[RPM_SMD_QDSS_CLK] = &qcs404_qdss_clk,
+	[RPM_SMD_QDSS_A_CLK] = &qcs404_qdss_a_clk,
+	[RPM_SMD_PNOC_CLK] = &qcs404_pnoc_clk,
+	[RPM_SMD_PNOC_A_CLK] = &qcs404_pnoc_a_clk,
+	[RPM_SMD_SNOC_CLK] = &qcs404_snoc_clk,
+	[RPM_SMD_SNOC_A_CLK] = &qcs404_snoc_a_clk,
+	[RPM_SMD_BIMC_CLK] = &qcs404_bimc_clk,
+	[RPM_SMD_BIMC_A_CLK] = &qcs404_bimc_a_clk,
+	[RPM_SMD_BIMC_GPU_CLK] = &qcs404_bimc_gpu_clk,
+	[RPM_SMD_BIMC_GPU_A_CLK] = &qcs404_bimc_gpu_a_clk,
+	[RPM_SMD_QPIC_CLK] = &qcs404_qpic_clk,
+	[RPM_SMD_QPIC_CLK_A] = &qcs404_qpic_a_clk,
+	[RPM_SMD_CE1_CLK] = &qcs404_ce1_clk,
+	[RPM_SMD_CE1_A_CLK] = &qcs404_ce1_a_clk,
+	[RPM_SMD_RF_CLK1] = &qcs404_rf_clk1,
+	[RPM_SMD_RF_CLK1_A] = &qcs404_rf_clk1_a,
+	[RPM_SMD_LN_BB_CLK] = &qcs404_ln_bb_clk,
+	[RPM_SMD_LN_BB_A_CLK] = &qcs404_ln_bb_a_clk,
+};
+
+static const struct rpm_smd_clk_desc rpm_clk_qcs404 = {
+	.clks = qcs404_clks,
+	.num_clks = ARRAY_SIZE(qcs404_clks),
+};
+
 static const struct of_device_id rpm_smd_clk_match_table[] = {
 	{ .compatible = "qcom,rpmcc-msm8916", .data = &rpm_clk_msm8916 },
 	{ .compatible = "qcom,rpmcc-msm8974", .data = &rpm_clk_msm8974 },
 	{ .compatible = "qcom,rpmcc-msm8996", .data = &rpm_clk_msm8996 },
+	{ .compatible = "qcom,rpmcc-qcs404",  .data = &rpm_clk_qcs404  },
 	{ }
 };
 MODULE_DEVICE_TABLE(of, rpm_smd_clk_match_table);
diff --git a/include/dt-bindings/clock/qcom,rpmcc.h b/include/dt-bindings/clock/qcom,rpmcc.h
index c585b82b9c05..3658b0c14966 100644
--- a/include/dt-bindings/clock/qcom,rpmcc.h
+++ b/include/dt-bindings/clock/qcom,rpmcc.h
@@ -123,5 +123,9 @@
 #define RPM_SMD_DIV_A_CLK3			73
 #define RPM_SMD_LN_BB_CLK			74
 #define RPM_SMD_LN_BB_A_CLK			75
+#define RPM_SMD_BIMC_GPU_CLK			76
+#define RPM_SMD_BIMC_GPU_A_CLK			77
+#define RPM_SMD_QPIC_CLK			78
+#define RPM_SMD_QPIC_CLK_A			79
 
 #endif
-- 
2.18.0

Re: [PATCH] clk: qcom: smd: Add support for QCS404 rpm clocks

[Stephen Boyd]

Quoting Bjorn Andersson (2018-11-03 00:00:02)
> From: Taniya Das <tdas@codeaurora.org>
> 
> Add rpm smd clocks, PMIC and bus clocks which are required on QCS404
> for clients to vote on.
> 
> Signed-off-by: Taniya Das <tdas@codeaurora.org>
> Signed-off-by: Anu Ramanathan <anur@codeaurora.org>
> [bjorn: Dropped cxo, voter clocks and static initialization]
> Signed-off-by: Bjorn Andersson <bjorn.andersson@linaro.org>
> ---

Patch looks OK.

Applied to clk-next, with a complaint below.

> diff --git a/drivers/clk/qcom/clk-smd-rpm.c b/drivers/clk/qcom/clk-smd-rpm.c
> index 850c02a52248..d3aadaeb2903 100644
> --- a/drivers/clk/qcom/clk-smd-rpm.c
> +++ b/drivers/clk/qcom/clk-smd-rpm.c
> @@ -611,10 +611,55 @@ static const struct rpm_smd_clk_desc rpm_clk_msm8996 = {
>         .num_clks = ARRAY_SIZE(msm8996_clks),
>  };
>  
> +/* QCS404 */
> +DEFINE_CLK_SMD_RPM_QDSS(qcs404, qdss_clk, qdss_a_clk, QCOM_SMD_RPM_MISC_CLK, 1);
> +
> +DEFINE_CLK_SMD_RPM(qcs404, pnoc_clk, pnoc_a_clk, QCOM_SMD_RPM_BUS_CLK, 0);
> +DEFINE_CLK_SMD_RPM(qcs404, snoc_clk, snoc_a_clk, QCOM_SMD_RPM_BUS_CLK, 1);

Just curious, do we need to keep redefining these clks for each SoC?
Perhaps we should try to consolidate the clks that are common among SoCs
so we can reduce the number of static structs lying around in this
driver.