clk/qcom: move ipq4019 driver from mach-ipq40xx

This driver is just a stub, but it's necessary to support the upcoming
reset driver changes.

Reviewed-by: Sumit Garg <sumit.garg@linaro.org>
Signed-off-by: Caleb Connolly <caleb.connolly@linaro.org>
diff --git a/arch/arm/Kconfig b/arch/arm/Kconfig
index 2d4458b..294ab9d 100644
--- a/arch/arm/Kconfig
+++ b/arch/arm/Kconfig
@@ -776,6 +776,7 @@
 	select CLK
 	select SMEM
 	select OF_CONTROL
+	select CLK_QCOM_IPQ4019
 	imply CMD_DM
 
 config ARCH_KEYSTONE
diff --git a/arch/arm/mach-ipq40xx/Makefile b/arch/arm/mach-ipq40xx/Makefile
index 08a65b8..b36a935 100644
--- a/arch/arm/mach-ipq40xx/Makefile
+++ b/arch/arm/mach-ipq40xx/Makefile
@@ -4,6 +4,5 @@
 #
 # Author: Robert Marko <robert.marko@sartura.hr>
 
-obj-y += clock-ipq4019.o
 obj-y += pinctrl-snapdragon.o
 obj-y += pinctrl-ipq4019.o
diff --git a/arch/arm/mach-ipq40xx/clock-ipq4019.c b/arch/arm/mach-ipq40xx/clock-ipq4019.c
deleted file mode 100644
index c1d5c4e..0000000
--- a/arch/arm/mach-ipq40xx/clock-ipq4019.c
+++ /dev/null
@@ -1,88 +0,0 @@
-// SPDX-License-Identifier: GPL-2.0+
-/*
- * Clock drivers for Qualcomm IPQ40xx
- *
- * Copyright (c) 2020 Sartura Ltd.
- *
- * Author: Robert Marko <robert.marko@sartura.hr>
- *
- */
-
-#include <clk-uclass.h>
-#include <common.h>
-#include <dm.h>
-#include <errno.h>
-
-#include <dt-bindings/clock/qcom,ipq4019-gcc.h>
-
-struct msm_clk_priv {
-	phys_addr_t base;
-};
-
-ulong msm_set_rate(struct clk *clk, ulong rate)
-{
-	switch (clk->id) {
-	case GCC_BLSP1_UART1_APPS_CLK: /*UART1*/
-		/* This clock is already initialized by SBL1 */
-		return 0;
-	default:
-		return -EINVAL;
-	}
-}
-
-static int msm_clk_probe(struct udevice *dev)
-{
-	struct msm_clk_priv *priv = dev_get_priv(dev);
-
-	priv->base = dev_read_addr(dev);
-	if (priv->base == FDT_ADDR_T_NONE)
-		return -EINVAL;
-
-	return 0;
-}
-
-static ulong msm_clk_set_rate(struct clk *clk, ulong rate)
-{
-	return msm_set_rate(clk, rate);
-}
-
-static int msm_enable(struct clk *clk)
-{
-	switch (clk->id) {
-	case GCC_BLSP1_QUP1_SPI_APPS_CLK: /*SPI1*/
-		/* This clock is already initialized by SBL1 */
-		return 0;
-	case GCC_PRNG_AHB_CLK: /*PRNG*/
-		/* This clock is already initialized by SBL1 */
-		return 0;
-	case GCC_USB3_MASTER_CLK:
-	case GCC_USB3_SLEEP_CLK:
-	case GCC_USB3_MOCK_UTMI_CLK:
-	case GCC_USB2_MASTER_CLK:
-	case GCC_USB2_SLEEP_CLK:
-	case GCC_USB2_MOCK_UTMI_CLK:
-		/* These clocks is already initialized by SBL1 */
-		return 0;
-	default:
-		return -EINVAL;
-	}
-}
-
-static struct clk_ops msm_clk_ops = {
-	.set_rate = msm_clk_set_rate,
-	.enable = msm_enable,
-};
-
-static const struct udevice_id msm_clk_ids[] = {
-	{ .compatible = "qcom,gcc-ipq4019" },
-	{ }
-};
-
-U_BOOT_DRIVER(clk_msm) = {
-	.name		= "clk_msm",
-	.id		= UCLASS_CLK,
-	.of_match	= msm_clk_ids,
-	.ops		= &msm_clk_ops,
-	.priv_auto	= sizeof(struct msm_clk_priv),
-	.probe		= msm_clk_probe,
-};
diff --git a/drivers/clk/qcom/Kconfig b/drivers/clk/qcom/Kconfig
index a884f07..0df0d18 100644
--- a/drivers/clk/qcom/Kconfig
+++ b/drivers/clk/qcom/Kconfig
@@ -23,6 +23,14 @@
 	  on the Snapdragon APQ8096 SoC. This driver supports the clocks
 	  and resets exposed by the GCC hardware block.
 
+config CLK_QCOM_IPQ4019
+	bool "Qualcomm IPQ4019 GCC"
+	select CLK_QCOM
+	help
+	  Say Y here to enable support for the Global Clock Controller
+	  on the Snapdragon IPQ4019 SoC. This driver supports the clocks
+	  and resets exposed by the GCC hardware block.
+
 config CLK_QCOM_QCS404
 	bool "Qualcomm QCS404 GCC"
 	select CLK_QCOM
diff --git a/drivers/clk/qcom/Makefile b/drivers/clk/qcom/Makefile
index 44d5558..cb179fd 100644
--- a/drivers/clk/qcom/Makefile
+++ b/drivers/clk/qcom/Makefile
@@ -6,4 +6,5 @@
 obj-$(CONFIG_CLK_QCOM_SDM845) += clock-sdm845.o
 obj-$(CONFIG_CLK_QCOM_APQ8016) += clock-apq8016.o
 obj-$(CONFIG_CLK_QCOM_APQ8096) += clock-apq8096.o
+obj-$(CONFIG_CLK_QCOM_IPQ4019) += clock-ipq4019.o
 obj-$(CONFIG_CLK_QCOM_QCS404) += clock-qcs404.o
diff --git a/drivers/clk/qcom/clock-ipq4019.c b/drivers/clk/qcom/clock-ipq4019.c
new file mode 100644
index 0000000..04c9996
--- /dev/null
+++ b/drivers/clk/qcom/clock-ipq4019.c
@@ -0,0 +1,51 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Clock drivers for Qualcomm IPQ40xx
+ *
+ * Copyright (c) 2020 Sartura Ltd.
+ *
+ * Author: Robert Marko <robert.marko@sartura.hr>
+ *
+ */
+
+#include <clk-uclass.h>
+#include <common.h>
+#include <dm.h>
+#include <errno.h>
+#include <dt-bindings/clock/qcom,ipq4019-gcc.h>
+
+#include "clock-qcom.h"
+
+ulong msm_set_rate(struct clk *clk, ulong rate)
+{
+	switch (clk->id) {
+	case GCC_BLSP1_UART1_APPS_CLK: /*UART1*/
+		/* This clock is already initialized by SBL1 */
+		return 0;
+	default:
+		return -EINVAL;
+	}
+}
+
+int msm_enable(struct clk *clk)
+{
+	switch (clk->id) {
+	case GCC_BLSP1_QUP1_SPI_APPS_CLK: /*SPI1*/
+		/* This clock is already initialized by SBL1 */
+		return 0;
+	case GCC_PRNG_AHB_CLK: /*PRNG*/
+		/* This clock is already initialized by SBL1 */
+		return 0;
+	case GCC_USB3_MASTER_CLK:
+	case GCC_USB3_SLEEP_CLK:
+	case GCC_USB3_MOCK_UTMI_CLK:
+	case GCC_USB2_MASTER_CLK:
+	case GCC_USB2_SLEEP_CLK:
+	case GCC_USB2_MOCK_UTMI_CLK:
+		/* These clocks is already initialized by SBL1 */
+		return 0;
+	default:
+		return -EINVAL;
+	}
+}
+
diff --git a/drivers/clk/qcom/clock-qcom.c b/drivers/clk/qcom/clock-qcom.c
index 5667abe..5914616 100644
--- a/drivers/clk/qcom/clock-qcom.c
+++ b/drivers/clk/qcom/clock-qcom.c
@@ -166,6 +166,7 @@
 	{ .compatible = "qcom,gcc-apq8016" },
 	{ .compatible = "qcom,gcc-msm8996" },
 	{ .compatible = "qcom,gcc-apq8096" },
+	{ .compatible = "qcom,gcc-ipq4019" },
 	{ .compatible = "qcom,gcc-sdm845" },
 	{ .compatible = "qcom,gcc-qcs404" },
 	{ }