Now that the cam_mclk rate changes are back-propagated to dpll4_m5_ck we
can set the cam_mclk rate directly instead of manually setting the rate
of the parent clock.
Signed-off-by: Laurent Pinchart <laurent.pinch...@ideasonboard.com>
---
drivers/media/platform/omap3isp/isp.c | 18 ++----------------
drivers/media/platform/omap3isp/isp.h | 8 +++-----
2 files changed, 5 insertions(+), 21 deletions(-)
diff --git a/drivers/media/platform/omap3isp/isp.c
b/drivers/media/platform/omap3isp/isp.c
index 07eea5b..63a583f 100644
--- a/drivers/media/platform/omap3isp/isp.c
+++ b/drivers/media/platform/omap3isp/isp.c
@@ -1338,28 +1338,15 @@ static int isp_enable_clocks(struct isp_device *isp)
{
int r;
unsigned long rate;
- int divisor;
-
- /*
- * cam_mclk clock chain:
- * dpll4 -> dpll4_m5 -> dpll4_m5x2 -> cam_mclk
- *
- * In OMAP3630 dpll4_m5x2 != 2 x dpll4_m5 but both are
- * set to the same value. Hence the rate set for dpll4_m5
- * has to be twice of what is set on OMAP3430 to get
- * the required value for cam_mclk
- */
- divisor = isp->revision == ISP_REVISION_15_0 ? 1 : 2;
r = clk_prepare_enable(isp->clock[ISP_CLK_CAM_ICK]);
if (r) {
dev_err(isp->dev, "failed to enable cam_ick clock\n");
goto out_clk_enable_ick;
}
- r = clk_set_rate(isp->clock[ISP_CLK_DPLL4_M5_CK],
- CM_CAM_MCLK_HZ/divisor);
+ r = clk_set_rate(isp->clock[ISP_CLK_CAM_MCLK], CM_CAM_MCLK_HZ);
if (r) {
- dev_err(isp->dev, "clk_set_rate for dpll4_m5_ck failed\n");
+ dev_err(isp->dev, "clk_set_rate for cam_mclk failed\n");
goto out_clk_enable_mclk;
}
r = clk_prepare_enable(isp->clock[ISP_CLK_CAM_MCLK]);
@@ -1401,7 +1388,6 @@ static void isp_disable_clocks(struct isp_device *isp)
static const char *isp_clocks[] = {
"cam_ick",
"cam_mclk",
- "dpll4_m5_ck",
"csi2_96m_fck",
"l3_ick",
};
diff --git a/drivers/media/platform/omap3isp/isp.h
b/drivers/media/platform/omap3isp/isp.h
index 517d348..c77e1f2 100644
--- a/drivers/media/platform/omap3isp/isp.h
+++ b/drivers/media/platform/omap3isp/isp.h
@@ -147,7 +147,6 @@ struct isp_platform_callback {
* @ref_count: Reference count for handling multiple ISP requests.
* @cam_ick: Pointer to camera interface clock structure.
* @cam_mclk: Pointer to camera functional clock structure.
- * @dpll4_m5_ck: Pointer to DPLL4 M5 clock structure.
* @csi2_fck: Pointer to camera CSI2 complexIO clock structure.
* @l3_ick: Pointer to OMAP3 L3 bus interface clock.
* @irq: Currently attached ISP ISR callbacks information structure.
@@ -189,10 +188,9 @@ struct isp_device {
u32 xclk_divisor[2]; /* Two clocks, a and b. */
#define ISP_CLK_CAM_ICK 0
#define ISP_CLK_CAM_MCLK 1
-#define ISP_CLK_DPLL4_M5_CK 2
-#define ISP_CLK_CSI2_FCK 3
-#define ISP_CLK_L3_ICK 4
- struct clk *clock[5];
+#define ISP_CLK_CSI2_FCK 2
+#define ISP_CLK_L3_ICK 3
+ struct clk *clock[4];
/* ISP modules */
struct ispstat isp_af;
--
1.7.8.6
--
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