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2024-10-22 8ac6c7a54ed1b98d142dce24b11c6de6a1e239a5 
 kernel/arch/arm/mach-omap2/board-generic.c
....@@ -1,20 +1,19 @@
1
+// SPDX-License-Identifier: GPL-2.0-only
12 /*
23  * Copyright (C) 2005 Nokia Corporation
34  * Author: Paul Mundt <paul.mundt@nokia.com>
45  *
5
- * Copyright (C) 2011 Texas Instruments Incorporated - http://www.ti.com/
6
+ * Copyright (C) 2011 Texas Instruments Incorporated - https://www.ti.com/
67  *
78  * Modified from the original mach-omap/omap2/board-generic.c did by Paul
89  * to support the OMAP2+ device tree boards with an unique board file.
9
- *
10
- * This program is free software; you can redistribute it and/or modify
11
- * it under the terms of the GNU General Public License version 2 as
12
- * published by the Free Software Foundation.
1310  */
1411 #include <linux/io.h>
1512 #include <linux/of_irq.h>
1613 #include <linux/of_platform.h>
1714 #include <linux/irqdomain.h>
15
+#include <linux/clocksource.h>
16
+#include <linux/clockchips.h>
1817 
1918 #include <asm/setup.h>
2019 #include <asm/mach/arch.h>
....@@ -34,6 +33,20 @@
3433 	omap_soc_device_init();
3534 }
3635 
36
+/* Clocks are needed early, see drivers/clocksource for the rest */
37
+static void __init __maybe_unused omap_init_time_of(void)
38
+{
39
+	omap_clk_init();
40
+	timer_probe();
41
+}
42
+
43
+/* Used by am437x for ARM timer in non-SMP configurations */
44
+#if !defined(CONFIG_SMP) && defined(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST)
45
+void tick_broadcast(const struct cpumask *mask)
46
+{
47
+}
48
+#endif
49
+
3750 #ifdef CONFIG_SOC_OMAP2420
3851 static const char *const omap242x_boards_compat[] __initconst = {
3952 	"ti,omap2420",
....@@ -45,7 +58,7 @@
4558 	.map_io		= omap242x_map_io,
4659 	.init_early	= omap2420_init_early,
4760 	.init_machine	= omap_generic_init,
48
-	.init_time	= omap_init_time,
61
+	.init_time	= omap_init_time_of,
4962 	.dt_compat	= omap242x_boards_compat,
5063 	.restart	= omap2xxx_restart,
5164 MACHINE_END
....@@ -62,7 +75,7 @@
6275 	.map_io		= omap243x_map_io,
6376 	.init_early	= omap2430_init_early,
6477 	.init_machine	= omap_generic_init,
65
-	.init_time	= omap_init_time,
78
+	.init_time	= omap_init_time_of,
6679 	.dt_compat	= omap243x_boards_compat,
6780 	.restart	= omap2xxx_restart,
6881 MACHINE_END
....@@ -109,7 +122,7 @@
109122 	.init_early	= omap3430_init_early,
110123 	.init_machine	= omap_generic_init,
111124 	.init_late	= omap3_init_late,
112
-	.init_time	= omap_init_time,
125
+	.init_time	= omap_init_time_of,
113126 	.dt_compat	= n900_boards_compat,
114127 	.restart	= omap3xxx_restart,
115128 MACHINE_END
....@@ -127,7 +140,7 @@
127140 	.init_early	= omap3430_init_early,
128141 	.init_machine	= omap_generic_init,
129142 	.init_late	= omap3_init_late,
130
-	.init_time	= omap_init_time,
143
+	.init_time	= omap_init_time_of,
131144 	.dt_compat	= omap3_boards_compat,
132145 	.restart	= omap3xxx_restart,
133146 MACHINE_END
....@@ -144,7 +157,7 @@
144157 	.init_early	= omap3630_init_early,
145158 	.init_machine	= omap_generic_init,
146159 	.init_late	= omap3_init_late,
147
-	.init_time	= omap_init_time,
160
+	.init_time	= omap_init_time_of,
148161 	.dt_compat	= omap36xx_boards_compat,
149162 	.restart	= omap3xxx_restart,
150163 MACHINE_END
....@@ -161,7 +174,7 @@
161174 	.init_early	= omap3430_init_early,
162175 	.init_machine	= omap_generic_init,
163176 	.init_late	= omap3_init_late,
164
-	.init_time	= omap3_secure_sync32k_timer_init,
177
+	.init_time	= omap_init_time_of,
165178 	.dt_compat	= omap3_gp_boards_compat,
166179 	.restart	= omap3xxx_restart,
167180 MACHINE_END
....@@ -177,7 +190,7 @@
177190 	.init_early	= am35xx_init_early,
178191 	.init_machine	= omap_generic_init,
179192 	.init_late	= omap3_init_late,
180
-	.init_time	= omap3_gptimer_timer_init,
193
+	.init_time	= omap_init_time_of,
181194 	.dt_compat	= am3517_boards_compat,
182195 	.restart	= omap3xxx_restart,
183196 MACHINE_END
....@@ -196,7 +209,7 @@
196209 	.init_early	= ti814x_init_early,
197210 	.init_machine	= omap_generic_init,
198211 	.init_late	= ti81xx_init_late,
199
-	.init_time	= omap3_gptimer_timer_init,
212
+	.init_time	= omap_init_time_of,
200213 	.dt_compat	= ti814x_boards_compat,
201214 	.restart	= ti81xx_restart,
202215 MACHINE_END
....@@ -213,7 +226,7 @@
213226 	.init_early	= ti816x_init_early,
214227 	.init_machine	= omap_generic_init,
215228 	.init_late	= ti81xx_init_late,
216
-	.init_time	= omap3_gptimer_timer_init,
229
+	.init_time	= omap_init_time_of,
217230 	.dt_compat	= ti816x_boards_compat,
218231 	.restart	= ti81xx_restart,
219232 MACHINE_END
....@@ -231,7 +244,7 @@
231244 	.init_early	= am33xx_init_early,
232245 	.init_machine	= omap_generic_init,
233246 	.init_late	= am33xx_init_late,
234
-	.init_time	= omap3_gptimer_timer_init,
247
+	.init_time	= omap_init_time_of,
235248 	.dt_compat	= am33xx_boards_compat,
236249 	.restart	= am33xx_restart,
237250 MACHINE_END
....@@ -256,7 +269,7 @@
256269 	.init_irq	= omap_gic_of_init,
257270 	.init_machine	= omap_generic_init,
258271 	.init_late	= omap4430_init_late,
259
-	.init_time	= omap4_local_timer_init,
272
+	.init_time	= omap_init_time_of,
260273 	.dt_compat	= omap4_boards_compat,
261274 	.restart	= omap44xx_restart,
262275 MACHINE_END
....@@ -303,7 +316,7 @@
303316 	.init_late	= am43xx_init_late,
304317 	.init_irq	= omap_gic_of_init,
305318 	.init_machine	= omap_generic_init,
306
-	.init_time	= omap3_gptimer_timer_init,
319
+	.init_time	= omap_init_time_of,
307320 	.dt_compat	= am43_boards_compat,
308321 	.restart	= omap44xx_restart,
309322 MACHINE_END