diff options
| author | Manjunath Hadli <manjunath.hadli@ti.com> | 2012-08-21 05:50:27 -0300 |
|---|---|---|
| committer | Mauro Carvalho Chehab <mchehab@redhat.com> | 2012-12-21 14:04:50 -0200 |
| commit | 3de939419cfaf613b87cf89adc5dda97ca1720e0 (patch) | |
| tree | ac38e0b713176838c2556fc6963b49f830695662 /drivers/media/platform/davinci | |
| parent | c1819fc5dbe4582575965e587ba61184ab9b45fa (diff) | |
[media] davinci: vpss: dm365: set vpss clk ctrl
request_mem_region for VPSS_CLK_CTRL register and ioremap.
and enable clocks appropriately.
Signed-off-by: Manjunath Hadli <manjunath.hadli@ti.com>
Signed-off-by: Lad, Prabhakar <prabhakar.lad@ti.com>
Signed-off-by: Mauro Carvalho Chehab <mchehab@redhat.com>
Diffstat (limited to 'drivers/media/platform/davinci')
| -rw-r--r-- | drivers/media/platform/davinci/vpss.c | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/drivers/media/platform/davinci/vpss.c b/drivers/media/platform/davinci/vpss.c index 1c96ce8269d4..e4ad63d15265 100644 --- a/drivers/media/platform/davinci/vpss.c +++ b/drivers/media/platform/davinci/vpss.c @@ -69,6 +69,11 @@ MODULE_AUTHOR("Texas Instruments"); #define DM365_ISP5_CCDCMUX 0x20 #define DM365_ISP5_PG_FRAME_SIZE 0x28 #define DM365_VPBE_CLK_CTRL 0x00 + +#define VPSS_CLK_CTRL 0x01c40044 +#define VPSS_CLK_CTRL_VENCCLKEN BIT(3) +#define VPSS_CLK_CTRL_DACCLKEN BIT(4) + /* * vpss interrupts. VDINT0 - vpss_int0, VDINT1 - vpss_int1, * AF - vpss_int3 @@ -112,6 +117,7 @@ struct vpss_hw_ops { struct vpss_oper_config { __iomem void *vpss_regs_base0; __iomem void *vpss_regs_base1; + resource_size_t *vpss_regs_base2; enum vpss_platform_type platform; spinlock_t vpss_lock; struct vpss_hw_ops hw_ops; @@ -492,11 +498,20 @@ static struct platform_driver vpss_driver = { static void vpss_exit(void) { + iounmap(oper_cfg.vpss_regs_base2); + release_mem_region(VPSS_CLK_CTRL, 4); platform_driver_unregister(&vpss_driver); } static int __init vpss_init(void) { + if (!request_mem_region(VPSS_CLK_CTRL, 4, "vpss_clock_control")) + return -EBUSY; + + oper_cfg.vpss_regs_base2 = ioremap(VPSS_CLK_CTRL, 4); + writel(VPSS_CLK_CTRL_VENCCLKEN | + VPSS_CLK_CTRL_DACCLKEN, oper_cfg.vpss_regs_base2); + return platform_driver_register(&vpss_driver); } subsys_initcall(vpss_init); |