clk: x86: Rename clk-lpt to more specific clk-lpss-atom

The LPT stands for Lynxpoint PCH. However the driver is used on a few
Intel Atom SoCs. Rename it to reflect this in a way how another clock
driver, i.e. clk-pmc-atom, is called.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210722193450.35321-1-andriy.shevchenko@linux.intel.com
Acked-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Signed-off-by: Stephen Boyd <sboyd@kernel.org>

Author: andy-shev

drivers/acpi/acpi_lpss.c

@@ -385,7 +385,9 @@ static struct platform_device *lpss_clk_dev;
 
 static inline void lpt_register_clock_device(void)
 {
-	lpss_clk_dev = platform_device_register_simple("clk-lpt", -1, NULL, 0);
+	lpss_clk_dev = platform_device_register_simple("clk-lpss-atom",
+						       PLATFORM_DEVID_NONE,
+						       NULL, 0);
 }
 
 static int register_device_clock(struct acpi_device *adev,
@@ -1337,7 +1339,7 @@ void __init acpi_lpss_init(void)
 	const struct x86_cpu_id *id;
 	int ret;
 
-	ret = lpt_clk_init();
+	ret = lpss_atom_clk_init();
 	if (ret)
 		return;
 

drivers/clk/x86/Makefile

@@ -1,6 +1,6 @@
 # SPDX-License-Identifier: GPL-2.0-only
 obj-$(CONFIG_PMC_ATOM)		+= clk-pmc-atom.o
 obj-$(CONFIG_X86_AMD_PLATFORM_DEVICE)	+= clk-fch.o
-clk-x86-lpss-objs		:= clk-lpt.o
+clk-x86-lpss-y			:= clk-lpss-atom.o
 obj-$(CONFIG_X86_INTEL_LPSS)	+= clk-x86-lpss.o
 obj-$(CONFIG_CLK_LGM_CGU)	+= clk-cgu.o clk-cgu-pll.o clk-lgm.o

drivers/clk/x86/clk-lpt.c drivers/clk/x86/clk-lpss-atom.cdrivers/clk/x86/clk-lpt.c renamed to drivers/clk/x86/clk-lpss-atom.c

@@ -13,7 +13,7 @@
 #include <linux/platform_data/x86/clk-lpss.h>
 #include <linux/platform_device.h>
 
-static int lpt_clk_probe(struct platform_device *pdev)
+static int lpss_atom_clk_probe(struct platform_device *pdev)
 {
 	struct lpss_clk_data *drvdata;
 	struct clk *clk;
@@ -34,14 +34,14 @@ static int lpt_clk_probe(struct platform_device *pdev)
 	return 0;
 }
 
-static struct platform_driver lpt_clk_driver = {
+static struct platform_driver lpss_atom_clk_driver = {
 	.driver = {
-		.name = "clk-lpt",
+		.name = "clk-lpss-atom",
 	},
-	.probe = lpt_clk_probe,
+	.probe = lpss_atom_clk_probe,
 };
 
-int __init lpt_clk_init(void)
+int __init lpss_atom_clk_init(void)
 {
-	return platform_driver_register(&lpt_clk_driver);
+	return platform_driver_register(&lpss_atom_clk_driver);
 }

include/linux/platform_data/x86/clk-lpss.h

@@ -15,6 +15,6 @@ struct lpss_clk_data {
 	struct clk *clk;
 };
 
-extern int lpt_clk_init(void);
+extern int lpss_atom_clk_init(void);
 
 #endif /* __CLK_LPSS_H */