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authorFelipe Contreras <felipe.contreras@gmail.com>2010-10-04 20:09:14 +0400
committerGreg Kroah-Hartman <gregkh@suse.de>2010-10-05 23:05:11 +0400
commit90173882ed15a8034d6d162da5f343a2c7d87587 (patch)
treeca7a366d93b4d93aa5d43d6e0005b13efee49866 /arch/arm/plat-omap/include/plat
parent07dea29a110b610a82ab7ecfea99b617d51c4965 (diff)
downloadlinux-90173882ed15a8034d6d162da5f343a2c7d87587.tar.xz
omap: add dsp platform device
Otherwise tidspbridge cannot work. It looks like this was dropped in the conversion to staging. I took the liberty of doing some cleaning up. Signed-off-by: Felipe Contreras <felipe.contreras@gmail.com> Acked-by: Tony Lindgren <tony@atomide.com> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
Diffstat (limited to 'arch/arm/plat-omap/include/plat')
-rw-r--r--arch/arm/plat-omap/include/plat/dsp.h31
1 files changed, 31 insertions, 0 deletions
diff --git a/arch/arm/plat-omap/include/plat/dsp.h b/arch/arm/plat-omap/include/plat/dsp.h
new file mode 100644
index 000000000000..9c604b390f9f
--- /dev/null
+++ b/arch/arm/plat-omap/include/plat/dsp.h
@@ -0,0 +1,31 @@
+#ifndef __OMAP_DSP_H__
+#define __OMAP_DSP_H__
+
+#include <linux/types.h>
+
+struct omap_dsp_platform_data {
+ void (*dsp_set_min_opp) (u8 opp_id);
+ u8 (*dsp_get_opp) (void);
+ void (*cpu_set_freq) (unsigned long f);
+ unsigned long (*cpu_get_freq) (void);
+ unsigned long mpu_speed[6];
+
+ /* functions to write and read PRCM registers */
+ void (*dsp_prm_write)(u32, s16 , u16);
+ u32 (*dsp_prm_read)(s16 , u16);
+ u32 (*dsp_prm_rmw_bits)(u32, u32, s16, s16);
+ void (*dsp_cm_write)(u32, s16 , u16);
+ u32 (*dsp_cm_read)(s16 , u16);
+ u32 (*dsp_cm_rmw_bits)(u32, u32, s16, s16);
+
+ phys_addr_t phys_mempool_base;
+ phys_addr_t phys_mempool_size;
+};
+
+#if defined(CONFIG_TIDSPBRIDGE) || defined(CONFIG_TIDSPBRIDGE_MODULE)
+extern void omap_dsp_reserve_sdram_memblock(void);
+#else
+static inline void omap_dsp_reserve_sdram_memblock(void) { }
+#endif
+
+#endif