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OMAP2,3: DSS2: Use platform device to get baseaddr 

DSS, DISPC, DSI, RFBI, VENC baseaddr can be obtained from platform_get_resource().
This API in turn picks the right silicon baseaddr from the hwmod database.
So hardcoding of base addr could be removed.

Reviewed-by: Paul Walmsley <paul@pwsan.com>
Reviewed-by: Kevin Hilman <khilman@ti.com>
Tested-by: Kevin Hilman <khilman@ti.com>
Signed-off-by: Sumit Semwal <sumit.semwal@ti.com>
Signed-off-by: Senthilvadivu Guruswamy <svadivu@ti.com>
Signed-off-by: Tomi Valkeinen <tomi.valkeinen@ti.com>
hifive-unleashed-5.1
Senthilvadivu Guruswamy 2011-01-24 06:22:04 +00:00 committed by Tomi Valkeinen
parent a06b62f800
commit ea9da36a30
5 changed files with 39 additions and 15 deletions
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11
drivers/video/omap2/dss/dispc.c
View File

@ -42,8 +42,6 @@
#include "dss_features.h"
/* DISPC */
#define DISPC_BASE 0x48050400
#define DISPC_SZ_REGS SZ_4K
struct dispc_reg { u16 idx; };
@ -3324,6 +3322,8 @@ int dispc_setup_plane(enum omap_plane plane,
static int omap_dispchw_probe(struct platform_device *pdev)
{
u32 rev;
struct resource *dispc_mem;
dispc.pdev = pdev;
spin_lock_init(&dispc.irq_lock);
@ -3335,7 +3335,12 @@ static int omap_dispchw_probe(struct platform_device *pdev)
INIT_WORK(&dispc.error_work, dispc_error_worker);
dispc.base = ioremap(DISPC_BASE, DISPC_SZ_REGS);
dispc_mem = platform_get_resource(dispc.pdev, IORESOURCE_MEM, 0);
if (!dispc_mem) {
DSSERR("can't get IORESOURCE_MEM DISPC\n");
return -EINVAL;
}
dispc.base = ioremap(dispc_mem->start, resource_size(dispc_mem));
if (!dispc.base) {
DSSERR("can't ioremap DISPC\n");
return -ENOMEM;

11
drivers/video/omap2/dss/dsi.c
View File

@ -42,8 +42,6 @@
/*#define VERBOSE_IRQ*/
#define DSI_CATCH_MISSING_TE
#define DSI_BASE 0x4804FC00
struct dsi_reg { u16 idx; };
#define DSI_REG(idx) ((const struct dsi_reg) { idx })
@ -3257,6 +3255,7 @@ static int dsi_init(struct platform_device *pdev)
{
u32 rev;
int r;
struct resource *dsi_mem;
spin_lock_init(&dsi.errors_lock);
dsi.errors = 0;
@ -3283,7 +3282,13 @@ static int dsi_init(struct platform_device *pdev)
dsi.te_timer.function = dsi_te_timeout;
dsi.te_timer.data = 0;
#endif
dsi.base = ioremap(DSI_BASE, DSI_SZ_REGS);
dsi_mem = platform_get_resource(dsi.pdev, IORESOURCE_MEM, 0);
if (!dsi_mem) {
DSSERR("can't get IORESOURCE_MEM DSI\n");
r = -EINVAL;
goto err1;
}
dsi.base = ioremap(dsi_mem->start, resource_size(dsi_mem));
if (!dsi.base) {
DSSERR("can't ioremap DSI\n");
r = -ENOMEM;

11
drivers/video/omap2/dss/dss.c
View File

@ -34,8 +34,6 @@
#include <plat/clock.h>
#include "dss.h"
#define DSS_BASE 0x48050000
#define DSS_SZ_REGS SZ_512
struct dss_reg {
@ -567,8 +565,15 @@ static int dss_init(bool skip_init)
{
int r;
u32 rev;
struct resource *dss_mem;
dss.base = ioremap(DSS_BASE, DSS_SZ_REGS);
dss_mem = platform_get_resource(dss.pdev, IORESOURCE_MEM, 0);
if (!dss_mem) {
DSSERR("can't get IORESOURCE_MEM DSS\n");
r = -EINVAL;
goto fail0;
}
dss.base = ioremap(dss_mem->start, resource_size(dss_mem));
if (!dss.base) {
DSSERR("can't ioremap DSS\n");
r = -ENOMEM;

10
drivers/video/omap2/dss/rfbi.c
View File

@ -36,8 +36,6 @@
#include <plat/display.h>
#include "dss.h"
#define RFBI_BASE 0x48050800
struct rfbi_reg { u16 idx; };
#define RFBI_REG(idx) ((const struct rfbi_reg) { idx })
@ -1019,6 +1017,7 @@ static int omap_rfbihw_probe(struct platform_device *pdev)
{
u32 rev;
u32 l;
struct resource *rfbi_mem;
rfbi.pdev = pdev;
@ -1028,7 +1027,12 @@ static int omap_rfbihw_probe(struct platform_device *pdev)
atomic_set(&rfbi.cmd_fifo_full, 0);
atomic_set(&rfbi.cmd_pending, 0);
rfbi.base = ioremap(RFBI_BASE, SZ_256);
rfbi_mem = platform_get_resource(rfbi.pdev, IORESOURCE_MEM, 0);
if (!rfbi_mem) {
DSSERR("can't get IORESOURCE_MEM RFBI\n");
return -EINVAL;
}
rfbi.base = ioremap(rfbi_mem->start, resource_size(rfbi_mem));
if (!rfbi.base) {
DSSERR("can't ioremap RFBI\n");
return -ENOMEM;

11
drivers/video/omap2/dss/venc.c
View File

@ -39,8 +39,6 @@
#include "dss.h"
#define VENC_BASE 0x48050C00
/* Venc registers */
#define VENC_REV_ID 0x00
#define VENC_STATUS 0x04
@ -717,13 +715,20 @@ void venc_dump_regs(struct seq_file *s)
static int omap_venchw_probe(struct platform_device *pdev)
{
u8 rev_id;
struct resource *venc_mem;
venc.pdev = pdev;
mutex_init(&venc.venc_lock);
venc.wss_data = 0;
venc.base = ioremap(VENC_BASE, SZ_1K);
venc_mem = platform_get_resource(venc.pdev, IORESOURCE_MEM, 0);
if (!venc_mem) {
DSSERR("can't get IORESOURCE_MEM VENC\n");
return -EINVAL;
}
venc.base = ioremap(venc_mem->start, resource_size(venc_mem));
if (!venc.base) {
DSSERR("can't ioremap VENC\n");
return -ENOMEM;