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path: root/drivers/media/platform/omap3isp/isp.h
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Diffstat (limited to 'drivers/media/platform/omap3isp/isp.h')
-rw-r--r--drivers/media/platform/omap3isp/isp.h22
1 files changed, 17 insertions, 5 deletions
diff --git a/drivers/media/platform/omap3isp/isp.h b/drivers/media/platform/omap3isp/isp.h
index c77e1f2ae5c..cd3eff45ae7 100644
--- a/drivers/media/platform/omap3isp/isp.h
+++ b/drivers/media/platform/omap3isp/isp.h
@@ -29,6 +29,7 @@
#include <media/omap3isp.h>
#include <media/v4l2-device.h>
+#include <linux/clk-provider.h>
#include <linux/device.h>
#include <linux/io.h>
#include <linux/iommu.h>
@@ -125,8 +126,20 @@ struct isp_reg {
u32 val;
};
-struct isp_platform_callback {
- u32 (*set_xclk)(struct isp_device *isp, u32 xclk, u8 xclksel);
+enum isp_xclk_id {
+ ISP_XCLK_A,
+ ISP_XCLK_B,
+};
+
+struct isp_xclk {
+ struct isp_device *isp;
+ struct clk_hw hw;
+ struct clk_lookup *lookup;
+ enum isp_xclk_id id;
+
+ spinlock_t lock; /* Protects enabled and divider */
+ bool enabled;
+ unsigned int divider;
};
/*
@@ -149,6 +162,7 @@ struct isp_platform_callback {
* @cam_mclk: Pointer to camera functional clock structure.
* @csi2_fck: Pointer to camera CSI2 complexIO clock structure.
* @l3_ick: Pointer to OMAP3 L3 bus interface clock.
+ * @xclks: External clocks provided by the ISP
* @irq: Currently attached ISP ISR callbacks information structure.
* @isp_af: Pointer to current settings for ISP AutoFocus SCM.
* @isp_hist: Pointer to current settings for ISP Histogram SCM.
@@ -185,12 +199,12 @@ struct isp_device {
int has_context;
int ref_count;
unsigned int autoidle;
- u32 xclk_divisor[2]; /* Two clocks, a and b. */
#define ISP_CLK_CAM_ICK 0
#define ISP_CLK_CAM_MCLK 1
#define ISP_CLK_CSI2_FCK 2
#define ISP_CLK_L3_ICK 3
struct clk *clock[4];
+ struct isp_xclk xclks[2];
/* ISP modules */
struct ispstat isp_af;
@@ -209,8 +223,6 @@ struct isp_device {
unsigned int subclk_resources;
struct iommu_domain *domain;
-
- struct isp_platform_callback platform_cb;
};
#define v4l2_dev_to_isp_device(dev) \