diff options
author | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-30 16:58:16 (GMT) |
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committer | Linus Torvalds <torvalds@linux-foundation.org> | 2013-04-30 16:58:16 (GMT) |
commit | 240c3c3424366c8109babd2a0fe80855de511b35 (patch) | |
tree | 72eb8652c8e513715efee1e254644b4b670333fd /arch/arm/mach-davinci/dm355.c | |
parent | 19b344efa35dbc253e2d10403dafe6aafda73c56 (diff) | |
parent | df90e2258950fd631cdbf322c1ee1f22068391aa (diff) | |
download | linux-fsl-qoriq-240c3c3424366c8109babd2a0fe80855de511b35.tar.xz |
Merge branch 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media
Pull media update from Mauro Carvalho Chehab:
- OF documentation and patches at core and drivers, to be used by for
embedded media systems
- some I2C drivers used on go7007 were rewritten/promoted from staging:
sony-btf-mpx, tw2804, tw9903, tw9906, wis-ov7640, wis-uda1342
- add fimc-is driver (Exynos)
- add a new radio driver: radio-si476x
- add a two new tuners: r820t and tuner_it913x
- split camera code on em28xx driver and add more models
- the cypress firmware load is used outside dvb usb drivers. So, move
it to a common directory to make easier to re-use it
- siano media driver updated to work with sms2270 devices
- several work done in order to promote go7007 and solo6x1x out of
staging (still, there are some pending issues)
- several API compliance fixes at v4l2 drivers that don't behave as
expected
- as usual, lots of driver fixes, improvements, cleanups and new device
addition at the existing drivers.
* 'v4l_for_linus' of git://git.kernel.org/pub/scm/linux/kernel/git/mchehab/linux-media: (831 commits)
[media] cx88: make core less verbose
[media] em28xx: fix oops at em28xx_dvb_bus_ctrl()
[media] s5c73m3: fix indentation of the help section in Kconfig
[media] cx25821-alsa: get rid of a __must_check warning
[media] cx25821-video: declare cx25821_vidioc_s_std as static
[media] cx25821-video: remove maxw from cx25821_vidioc_try_fmt_vid_cap
[media] r820t: Remove a warning for an unused value
[media] dib0090: Fix a warning at dib0090_set_EFUSE
[media] dib8000: fix a warning
[media] dib8000: Fix sub-channel range
[media] dib8000: store dtv_property_cache in a temp var
[media] dib8000: warning fix: declare internal functions as static
[media] r820t: quiet gcc warning on n_ring
[media] r820t: memory leak in release()
[media] r820t: precendence bug in r820t_xtal_check()
[media] videodev2.h: Remove the unused old V4L1 buffer types
[media] anysee: Grammar s/report the/report to/
[media] anysee: Initialize ret = 0 in anysee_frontend_attach()
[media] media: videobuf2: fix the length check for mmap
[media] em28xx: save isoc endpoint number for DVB only if endpoint has alt settings with xMaxPacketSize != 0
...
Diffstat (limited to 'arch/arm/mach-davinci/dm355.c')
-rw-r--r-- | arch/arm/mach-davinci/dm355.c | 174 |
1 files changed, 164 insertions, 10 deletions
diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c index b49c3b7..bf9a9d4 100644 --- a/arch/arm/mach-davinci/dm355.c +++ b/arch/arm/mach-davinci/dm355.c @@ -35,6 +35,8 @@ #include "asp.h" #define DM355_UART2_BASE (IO_PHYS + 0x206000) +#define DM355_OSD_BASE (IO_PHYS + 0x70200) +#define DM355_VENC_BASE (IO_PHYS + 0x70400) /* * Device specific clocks @@ -345,8 +347,8 @@ static struct clk_lookup dm355_clks[] = { CLK(NULL, "pll1_aux", &pll1_aux_clk), CLK(NULL, "pll1_sysclkbp", &pll1_sysclkbp), CLK(NULL, "vpss_dac", &vpss_dac_clk), - CLK(NULL, "vpss_master", &vpss_master_clk), - CLK(NULL, "vpss_slave", &vpss_slave_clk), + CLK("vpss", "master", &vpss_master_clk), + CLK("vpss", "slave", &vpss_slave_clk), CLK(NULL, "clkout1", &clkout1_clk), CLK(NULL, "clkout2", &clkout2_clk), CLK(NULL, "pll2", &pll2_clk), @@ -744,11 +746,146 @@ static struct platform_device vpfe_capture_dev = { }, }; -void dm355_set_vpfe_config(struct vpfe_config *cfg) +static struct resource dm355_osd_resources[] = { + { + .start = DM355_OSD_BASE, + .end = DM355_OSD_BASE + 0x17f, + .flags = IORESOURCE_MEM, + }, +}; + +static struct platform_device dm355_osd_dev = { + .name = DM355_VPBE_OSD_SUBDEV_NAME, + .id = -1, + .num_resources = ARRAY_SIZE(dm355_osd_resources), + .resource = dm355_osd_resources, + .dev = { + .dma_mask = &vpfe_capture_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + +static struct resource dm355_venc_resources[] = { + { + .start = IRQ_VENCINT, + .end = IRQ_VENCINT, + .flags = IORESOURCE_IRQ, + }, + /* venc registers io space */ + { + .start = DM355_VENC_BASE, + .end = DM355_VENC_BASE + 0x17f, + .flags = IORESOURCE_MEM, + }, + /* VDAC config register io space */ + { + .start = DAVINCI_SYSTEM_MODULE_BASE + SYSMOD_VDAC_CONFIG, + .end = DAVINCI_SYSTEM_MODULE_BASE + SYSMOD_VDAC_CONFIG + 3, + .flags = IORESOURCE_MEM, + }, +}; + +static struct resource dm355_v4l2_disp_resources[] = { + { + .start = IRQ_VENCINT, + .end = IRQ_VENCINT, + .flags = IORESOURCE_IRQ, + }, + /* venc registers io space */ + { + .start = DM355_VENC_BASE, + .end = DM355_VENC_BASE + 0x17f, + .flags = IORESOURCE_MEM, + }, +}; + +static int dm355_vpbe_setup_pinmux(enum v4l2_mbus_pixelcode if_type, + int field) +{ + switch (if_type) { + case V4L2_MBUS_FMT_SGRBG8_1X8: + davinci_cfg_reg(DM355_VOUT_FIELD_G70); + break; + case V4L2_MBUS_FMT_YUYV10_1X20: + if (field) + davinci_cfg_reg(DM355_VOUT_FIELD); + else + davinci_cfg_reg(DM355_VOUT_FIELD_G70); + break; + default: + return -EINVAL; + } + + davinci_cfg_reg(DM355_VOUT_COUTL_EN); + davinci_cfg_reg(DM355_VOUT_COUTH_EN); + + return 0; +} + +static int dm355_venc_setup_clock(enum vpbe_enc_timings_type type, + unsigned int pclock) { - vpfe_capture_dev.dev.platform_data = cfg; + void __iomem *vpss_clk_ctrl_reg; + + vpss_clk_ctrl_reg = DAVINCI_SYSMOD_VIRT(SYSMOD_VPSS_CLKCTL); + + switch (type) { + case VPBE_ENC_STD: + writel(VPSS_DACCLKEN_ENABLE | VPSS_VENCCLKEN_ENABLE, + vpss_clk_ctrl_reg); + break; + case VPBE_ENC_DV_TIMINGS: + if (pclock > 27000000) + /* + * For HD, use external clock source since we cannot + * support HD mode with internal clocks. + */ + writel(VPSS_MUXSEL_EXTCLK_ENABLE, vpss_clk_ctrl_reg); + break; + default: + return -EINVAL; + } + + return 0; } +static struct platform_device dm355_vpbe_display = { + .name = "vpbe-v4l2", + .id = -1, + .num_resources = ARRAY_SIZE(dm355_v4l2_disp_resources), + .resource = dm355_v4l2_disp_resources, + .dev = { + .dma_mask = &vpfe_capture_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + +struct venc_platform_data dm355_venc_pdata = { + .setup_pinmux = dm355_vpbe_setup_pinmux, + .setup_clock = dm355_venc_setup_clock, +}; + +static struct platform_device dm355_venc_dev = { + .name = DM355_VPBE_VENC_SUBDEV_NAME, + .id = -1, + .num_resources = ARRAY_SIZE(dm355_venc_resources), + .resource = dm355_venc_resources, + .dev = { + .dma_mask = &vpfe_capture_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + .platform_data = (void *)&dm355_venc_pdata, + }, +}; + +static struct platform_device dm355_vpbe_dev = { + .name = "vpbe_controller", + .id = -1, + .dev = { + .dma_mask = &vpfe_capture_dma_mask, + .coherent_dma_mask = DMA_BIT_MASK(32), + }, +}; + /*----------------------------------------------------------------------*/ static struct map_desc dm355_io_desc[] = { @@ -868,19 +1005,36 @@ void __init dm355_init(void) davinci_map_sysmod(); } +int __init dm355_init_video(struct vpfe_config *vpfe_cfg, + struct vpbe_config *vpbe_cfg) +{ + if (vpfe_cfg || vpbe_cfg) + platform_device_register(&dm355_vpss_device); + + if (vpfe_cfg) { + vpfe_capture_dev.dev.platform_data = vpfe_cfg; + platform_device_register(&dm355_ccdc_dev); + platform_device_register(&vpfe_capture_dev); + } + + if (vpbe_cfg) { + dm355_vpbe_dev.dev.platform_data = vpbe_cfg; + platform_device_register(&dm355_osd_dev); + platform_device_register(&dm355_venc_dev); + platform_device_register(&dm355_vpbe_dev); + platform_device_register(&dm355_vpbe_display); + } + + return 0; +} + static int __init dm355_init_devices(void) { if (!cpu_is_davinci_dm355()) return 0; - /* Add ccdc clock aliases */ - clk_add_alias("master", dm355_ccdc_dev.name, "vpss_master", NULL); - clk_add_alias("slave", dm355_ccdc_dev.name, "vpss_master", NULL); davinci_cfg_reg(DM355_INT_EDMA_CC); platform_device_register(&dm355_edma_device); - platform_device_register(&dm355_vpss_device); - platform_device_register(&dm355_ccdc_dev); - platform_device_register(&vpfe_capture_dev); return 0; } |