aboutsummaryrefslogtreecommitdiff
path: root/include/asm-arm/plat-s3c24xx/clock.h
diff options
context:
space:
mode:
Diffstat (limited to 'include/asm-arm/plat-s3c24xx/clock.h')
-rw-r--r--include/asm-arm/plat-s3c24xx/clock.h63
1 files changed, 63 insertions, 0 deletions
diff --git a/include/asm-arm/plat-s3c24xx/clock.h b/include/asm-arm/plat-s3c24xx/clock.h
new file mode 100644
index 00000000000..f6135dbb9fa
--- /dev/null
+++ b/include/asm-arm/plat-s3c24xx/clock.h
@@ -0,0 +1,63 @@
+/* linux/include/asm-arm/plat-s3c24xx/clock.h
+ * linux/arch/arm/mach-s3c2410/clock.h
+ *
+ * Copyright (c) 2004-2005 Simtec Electronics
+ * http://www.simtec.co.uk/products/SWLINUX/
+ * Written by Ben Dooks, <ben@simtec.co.uk>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License version 2 as
+ * published by the Free Software Foundation.
+*/
+
+struct clk {
+ struct list_head list;
+ struct module *owner;
+ struct clk *parent;
+ const char *name;
+ int id;
+ int usage;
+ unsigned long rate;
+ unsigned long ctrlbit;
+
+ int (*enable)(struct clk *, int enable);
+ int (*set_rate)(struct clk *c, unsigned long rate);
+ unsigned long (*get_rate)(struct clk *c);
+ unsigned long (*round_rate)(struct clk *c, unsigned long rate);
+ int (*set_parent)(struct clk *c, struct clk *parent);
+};
+
+/* other clocks which may be registered by board support */
+
+extern struct clk s3c24xx_dclk0;
+extern struct clk s3c24xx_dclk1;
+extern struct clk s3c24xx_clkout0;
+extern struct clk s3c24xx_clkout1;
+extern struct clk s3c24xx_uclk;
+
+extern struct clk clk_usb_bus;
+
+/* core clock support */
+
+extern struct clk clk_f;
+extern struct clk clk_h;
+extern struct clk clk_p;
+extern struct clk clk_mpll;
+extern struct clk clk_upll;
+extern struct clk clk_xtal;
+
+/* exports for arch/arm/mach-s3c2410
+ *
+ * Please DO NOT use these outside of arch/arm/mach-s3c2410
+*/
+
+extern struct mutex clocks_mutex;
+
+extern int s3c2410_clkcon_enable(struct clk *clk, int enable);
+
+extern int s3c24xx_register_clock(struct clk *clk);
+
+extern int s3c24xx_setup_clocks(unsigned long xtal,
+ unsigned long fclk,
+ unsigned long hclk,
+ unsigned long pclk);