The pxa-camera capture driver currently registers a v4l2-clk
clock, named "mclk", to represent the mt9m111 sensor clock.
Register a proper fixed-rate clock using the generic clock framework,
which will allow to remove the v4l2-clk clock in the pxa-camera
driver in a follow-up commit.
Signed-off-by: Ezequiel Garcia <ezequiel@xxxxxxxxxxxxx>
Acked-by: Arnd Bergmann <arnd@xxxxxxxx> (for arch/arm/mach-*/)
---
Quoting Arnd:
"""
If there are no objections to the change itself, please take it through
the v4l2 git tree.
"""
arch/arm/mach-pxa/devices.c | 8 ++++++++
1 file changed, 8 insertions(+)
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index 524d6093e0c7..09b8495f3fd9 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -4,6 +4,7 @@
#include <linux/init.h>
#include <linux/platform_device.h>
#include <linux/clkdev.h>
+#include <linux/clk-provider.h>
#include <linux/dma-mapping.h>
#include <linux/dmaengine.h>
#include <linux/spi/pxa2xx_spi.h>
@@ -634,6 +635,13 @@ static struct platform_device pxa27x_device_camera = {
void __init pxa_set_camera_info(struct pxacamera_platform_data *info)
{
+ struct clk *mclk;
+
+ /* Register a fixed-rate clock for camera sensors. */
+ mclk = clk_register_fixed_rate(NULL, "pxa_camera_clk", NULL, 0,
+ info->mclk_10khz * 10000);
+ if (!IS_ERR(mclk))
+ clkdev_create(mclk, "mclk", NULL);
pxa_register_device(&pxa27x_device_camera, info);
}
--
2.29.2
