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hc
2023-12-08 01573e231f18eb2d99162747186f59511f56b64d 
 kernel/arch/arm/mach-omap2/board-generic.c
....@@ -1,20 +1,18 @@
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>
1816 
1917 #include <asm/setup.h>
2018 #include <asm/mach/arch.h>
....@@ -34,6 +32,20 @@
3432 	omap_soc_device_init();
3533 }
3634 
35
+/* Clocks are needed early, see drivers/clocksource for the rest */
36
+static void __init __maybe_unused omap_init_time_of(void)
37
+{
38
+	omap_clk_init();
39
+	timer_probe();
40
+}
41
+
42
+/* Used by am437x for ARM timer in non-SMP configurations */
43
+#if !defined(CONFIG_SMP) && defined(CONFIG_GENERIC_CLOCKEVENTS_BROADCAST)
44
+void tick_broadcast(const struct cpumask *mask)
45
+{
46
+}
47
+#endif
48
+
3749 #ifdef CONFIG_SOC_OMAP2420
3850 static const char *const omap242x_boards_compat[] __initconst = {
3951 	"ti,omap2420",
....@@ -45,7 +57,7 @@
4557 	.map_io		= omap242x_map_io,
4658 	.init_early	= omap2420_init_early,
4759 	.init_machine	= omap_generic_init,
48
-	.init_time	= omap_init_time,
60
+	.init_time	= omap_init_time_of,
4961 	.dt_compat	= omap242x_boards_compat,
5062 	.restart	= omap2xxx_restart,
5163 MACHINE_END
....@@ -62,7 +74,7 @@
6274 	.map_io		= omap243x_map_io,
6375 	.init_early	= omap2430_init_early,
6476 	.init_machine	= omap_generic_init,
65
-	.init_time	= omap_init_time,
77
+	.init_time	= omap_init_time_of,
6678 	.dt_compat	= omap243x_boards_compat,
6779 	.restart	= omap2xxx_restart,
6880 MACHINE_END
....@@ -109,7 +121,7 @@
109121 	.init_early	= omap3430_init_early,
110122 	.init_machine	= omap_generic_init,
111123 	.init_late	= omap3_init_late,
112
-	.init_time	= omap_init_time,
124
+	.init_time	= omap_init_time_of,
113125 	.dt_compat	= n900_boards_compat,
114126 	.restart	= omap3xxx_restart,
115127 MACHINE_END
....@@ -127,7 +139,7 @@
127139 	.init_early	= omap3430_init_early,
128140 	.init_machine	= omap_generic_init,
129141 	.init_late	= omap3_init_late,
130
-	.init_time	= omap_init_time,
142
+	.init_time	= omap_init_time_of,
131143 	.dt_compat	= omap3_boards_compat,
132144 	.restart	= omap3xxx_restart,
133145 MACHINE_END
....@@ -144,7 +156,7 @@
144156 	.init_early	= omap3630_init_early,
145157 	.init_machine	= omap_generic_init,
146158 	.init_late	= omap3_init_late,
147
-	.init_time	= omap_init_time,
159
+	.init_time	= omap_init_time_of,
148160 	.dt_compat	= omap36xx_boards_compat,
149161 	.restart	= omap3xxx_restart,
150162 MACHINE_END
....@@ -161,7 +173,7 @@
161173 	.init_early	= omap3430_init_early,
162174 	.init_machine	= omap_generic_init,
163175 	.init_late	= omap3_init_late,
164
-	.init_time	= omap3_secure_sync32k_timer_init,
176
+	.init_time	= omap_init_time_of,
165177 	.dt_compat	= omap3_gp_boards_compat,
166178 	.restart	= omap3xxx_restart,
167179 MACHINE_END
....@@ -177,7 +189,7 @@
177189 	.init_early	= am35xx_init_early,
178190 	.init_machine	= omap_generic_init,
179191 	.init_late	= omap3_init_late,
180
-	.init_time	= omap3_gptimer_timer_init,
192
+	.init_time	= omap_init_time_of,
181193 	.dt_compat	= am3517_boards_compat,
182194 	.restart	= omap3xxx_restart,
183195 MACHINE_END
....@@ -196,7 +208,7 @@
196208 	.init_early	= ti814x_init_early,
197209 	.init_machine	= omap_generic_init,
198210 	.init_late	= ti81xx_init_late,
199
-	.init_time	= omap3_gptimer_timer_init,
211
+	.init_time	= omap_init_time_of,
200212 	.dt_compat	= ti814x_boards_compat,
201213 	.restart	= ti81xx_restart,
202214 MACHINE_END
....@@ -213,7 +225,7 @@
213225 	.init_early	= ti816x_init_early,
214226 	.init_machine	= omap_generic_init,
215227 	.init_late	= ti81xx_init_late,
216
-	.init_time	= omap3_gptimer_timer_init,
228
+	.init_time	= omap_init_time_of,
217229 	.dt_compat	= ti816x_boards_compat,
218230 	.restart	= ti81xx_restart,
219231 MACHINE_END
....@@ -231,7 +243,7 @@
231243 	.init_early	= am33xx_init_early,
232244 	.init_machine	= omap_generic_init,
233245 	.init_late	= am33xx_init_late,
234
-	.init_time	= omap3_gptimer_timer_init,
246
+	.init_time	= omap_init_time_of,
235247 	.dt_compat	= am33xx_boards_compat,
236248 	.restart	= am33xx_restart,
237249 MACHINE_END
....@@ -256,7 +268,7 @@
256268 	.init_irq	= omap_gic_of_init,
257269 	.init_machine	= omap_generic_init,
258270 	.init_late	= omap4430_init_late,
259
-	.init_time	= omap4_local_timer_init,
271
+	.init_time	= omap_init_time_of,
260272 	.dt_compat	= omap4_boards_compat,
261273 	.restart	= omap44xx_restart,
262274 MACHINE_END
....@@ -303,7 +315,7 @@
303315 	.init_late	= am43xx_init_late,
304316 	.init_irq	= omap_gic_of_init,
305317 	.init_machine	= omap_generic_init,
306
-	.init_time	= omap3_gptimer_timer_init,
318
+	.init_time	= omap_init_time_of,
307319 	.dt_compat	= am43_boards_compat,
308320 	.restart	= omap44xx_restart,
309321 MACHINE_END