[v3,1/3] media: atmel-isi: remove the useless code which disable isi

Message ID 1430907955-28665-2-git-send-email-josh.wu@atmel.com (mailing list archive)
State Superseded, archived
Delegated to: Guennadi Liakhovetski
Headers

Commit Message

Josh Wu May 6, 2015, 10:25 a.m. UTC
  To program ISI control register, the pixel clock should be enabled.
So without pixel clock (from sensor) enabled, disable ISI controller is
not make sense. So this patch remove those code.

Signed-off-by: Josh Wu <josh.wu@atmel.com>
---

Changes in v3: None
Changes in v2:
- this file is new added.

 drivers/media/platform/soc_camera/atmel-isi.c | 5 -----
 1 file changed, 5 deletions(-)
  

Patch

diff --git a/drivers/media/platform/soc_camera/atmel-isi.c b/drivers/media/platform/soc_camera/atmel-isi.c
index c125b1d..31254b4 100644
--- a/drivers/media/platform/soc_camera/atmel-isi.c
+++ b/drivers/media/platform/soc_camera/atmel-isi.c
@@ -131,8 +131,6 @@  static int configure_geometry(struct atmel_isi *isi, u32 width,
 		return -EINVAL;
 	}
 
-	isi_writel(isi, ISI_CTRL, ISI_CTRL_DIS);
-
 	cfg2 = isi_readl(isi, ISI_CFG2);
 	/* Set YCC swap mode */
 	cfg2 &= ~ISI_CFG2_YCC_SWAP_MODE_MASK;
@@ -843,7 +841,6 @@  static int isi_camera_set_bus_param(struct soc_camera_device *icd)
 
 	cfg1 |= ISI_CFG1_THMASK_BEATS_16;
 
-	isi_writel(isi, ISI_CTRL, ISI_CTRL_DIS);
 	isi_writel(isi, ISI_CFG1, cfg1);
 
 	return 0;
@@ -1022,8 +1019,6 @@  static int atmel_isi_probe(struct platform_device *pdev)
 	if (isi->pdata.data_width_flags & ISI_DATAWIDTH_10)
 		isi->width_flags |= 1 << 9;
 
-	isi_writel(isi, ISI_CTRL, ISI_CTRL_DIS);
-
 	irq = platform_get_irq(pdev, 0);
 	if (IS_ERR_VALUE(irq)) {
 		ret = irq;