Re: SMDKV210 support issue in kernel 3.8 (dma-pl330 and HDMI failed)

[Sylwester Nawrocki <sylvester.nawrocki@gmail.com>]

On 02/26/2013 09:07 PM, Sylwester Nawrocki wrote:
> Hi Lonsn,
>
> On 02/26/2013 01:59 PM, Lonsn wrote:
>> Now I checked HDMI failed at:
>> drivers/media/platform/s5p-tv/hdmi_drv.c: 912 line
>> adapter = i2c_get_adapter(pdata->hdmiphy_bus);
>> if (adapter == NULL) {
>> dev_err(dev, "hdmiphy adapter request failed\n");
>> ret = -ENXIO;
>> goto fail_vdev;
>> }
>> Since pdata->hdmiphy_bus is 3, why i2c_get_adapter failed?
>
> Do you have I2C3 bus controller device added to the list of devices
> registered in the init_machine() callback, i.e. &s3c_device_i2c3
> entry in smdkv210_devices[] array ?
>
> You can refer to arch/arm/mach-exynos/mach-universal_c210.c board file
> for how a complete setup for the HDMI driver should look like. It's
> for Exynos4210 SoCs but it should not be much different from what you
> need for S5PV210.

To build the kernel with s3c_device_i2c3 S3C_DEV_I2C3 and 
S5PV210_SETUP_I2C3
need to be selected in Kconfig, e.g.

diff --git a/arch/arm/mach-s5pv210/Kconfig b/arch/arm/mach-s5pv210/Kconfig
index 92ad72f..51ce100 100644
--- a/arch/arm/mach-s5pv210/Kconfig
+++ b/arch/arm/mach-s5pv210/Kconfig
@@ -151,12 +151,14 @@ config MACH_SMDKV210
         select S3C_DEV_HSMMC3
         select S3C_DEV_I2C1
         select S3C_DEV_I2C2
+       select S3C_DEV_I2C3
         select S3C_DEV_RTC
         select S3C_DEV_USB_HSOTG
         select S3C_DEV_WDT
         select S5PV210_SETUP_FB_24BPP
         select S5PV210_SETUP_I2C1
         select S5PV210_SETUP_I2C2
+       select S5PV210_SETUP_I2C3
         select S5PV210_SETUP_IDE
         select S5PV210_SETUP_KEYPAD
         select S5PV210_SETUP_SDHCI