ARM: S3C: CPUFREQ: Add debugfs support for cpufreq

[deliverable/linux.git] / arch / arm / plat-s3c24xx / include / plat / cpu-freq-core.h

diff --git a/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h b/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h
index f02b3c06c1e0690b9c90600781a9a6bda776fc96..efeb025affc74f6e449aba2c728adfaf1b3cfc3e 100644 (file)
--- a/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h
+++ b/arch/arm/plat-s3c24xx/include/plat/cpu-freq-core.h
@@ -13,6 +13,8 @@
 
 #include <plat/cpu-freq.h>
 
+struct seq_file;
+
 #define MAX_BANKS (8)
 #define S3C2412_MAX_IO (8)
 
@@ -181,6 +183,10 @@ struct s3c_cpufreq_info {
                                          struct cpufreq_frequency_table *t,
                                          size_t table_size);
 
+       void            (*debug_io_show)(struct seq_file *seq,
+                                        struct s3c_cpufreq_config *cfg,
+                                        union s3c_iobank *iob);
+
        void            (*set_refresh)(struct s3c_cpufreq_config *cfg);
        void            (*set_fvco)(struct s3c_cpufreq_config *cfg);
        void            (*set_divs)(struct s3c_cpufreq_config *cfg);
@@ -191,6 +197,24 @@ extern int s3c_cpufreq_register(struct s3c_cpufreq_info *info);
 
 extern int s3c_plltab_register(struct cpufreq_frequency_table *plls, unsigned int plls_no);
 
+/* exports and utilities for debugfs */
+extern struct s3c_cpufreq_config *s3c_cpufreq_getconfig(void);
+extern struct s3c_iotimings *s3c_cpufreq_getiotimings(void);
+
+extern void s3c2410_iotiming_debugfs(struct seq_file *seq,
+                                    struct s3c_cpufreq_config *cfg,
+                                    union s3c_iobank *iob);
+
+extern void s3c2412_iotiming_debugfs(struct seq_file *seq,
+                                    struct s3c_cpufreq_config *cfg,
+                                    union s3c_iobank *iob);
+
+#ifdef CONFIG_CPU_FREQ_S3C24XX_DEBUGFS
+#define s3c_cpufreq_debugfs_call(x) x
+#else
+#define s3c_cpufreq_debugfs_call(x) NULL
+#endif
+
 /* Useful utility functions. */
 
 extern struct clk *s3c_cpufreq_clk_get(struct device *, const char *);