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OMAP: hwmod: allow hwmod to provide address space accessible from SDMA 

Adds support for resource API to get address space info other than just MPU.
The drivers can now use platform_get_resource_byname() to get resource of
type 'IORESOURCE_MEM' by name.

Signed-off-by: Kishon Vijay Abraham I <kishon@ti.com>
Signed-off-by: Benoit Cousson <b-cousson@ti.com>
Acked-by: Paul Walmsley <paul@pwsan.com>
Signed-off-by: Tony Lindgren <tony@atomide.com>
This commit is contained in:
Kishon Vijay Abraham I 2011-02-24 12:51:45 -08:00 committed by Tony Lindgren
parent 82d2a5db52
commit cd5038024d
2 changed files with 4 additions and 1 deletions
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1
arch/arm/mach-omap2/omap_hwmod.c
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@ -1883,6 +1883,7 @@ int omap_hwmod_fill_resources(struct omap_hwmod *oh, struct resource *res)
os = oh->slaves[i];
for (j = 0; j < os->addr_cnt; j++) {
(res + r)->name = (os->addr + j)->name;
(res + r)->start = (os->addr + j)->pa_start;
(res + r)->end = (os->addr + j)->pa_end;
(res + r)->flags = IORESOURCE_MEM;

4
arch/arm/plat-omap/include/plat/omap_hwmod.h
View File

@ -178,7 +178,8 @@ struct omap_hwmod_omap2_firewall {
#define ADDR_TYPE_RT (1 << 1)
/**
* struct omap_hwmod_addr_space - MPU address space handled by the hwmod
* struct omap_hwmod_addr_space - address space handled by the hwmod
* @name: name of the address space
* @pa_start: starting physical address
* @pa_end: ending physical address
* @flags: (see omap_hwmod_addr_space.flags macros above)
@ -187,6 +188,7 @@ struct omap_hwmod_omap2_firewall {
* structure. GPMC is one example.
*/
struct omap_hwmod_addr_space {
const char *name;
u32 pa_start;
u32 pa_end;
u8 flags;