[media] v4l: omap4iss: Convert hexadecimal constants to lower case

The Linux kernel recommends lower case for hexadecimal constants.
Signed-off-by: Laurent Pinchart <laurent.pinchart@ideasonboard.com>
Signed-off-by: Mauro Carvalho Chehab <m.chehab@samsung.com>

drivers/staging/media/omap4iss/iss_csi2.c

@@ -273,7 +273,7 @@ static void csi2_set_outaddr(struct iss_csi2_device *csi2, u32 addr)
  */
 static inline int is_usr_def_mapping(u32 format_id)
 {
-	return (format_id & 0xF0) == 0x40 ? 1 : 0;
+	return (format_id & 0xf0) == 0x40 ? 1 : 0;
 }
 
 /*
@@ -572,7 +572,7 @@ static int csi2_configure(struct iss_csi2_device *csi2)
 	timing->force_rx_mode = 1;
 	timing->stop_state_16x = 1;
 	timing->stop_state_4x = 1;
-	timing->stop_state_counter = 0x1FF;
+	timing->stop_state_counter = 0x1ff;
 
 	/*
 	 * The CSI2 receiver can't do any format conversion except DPCM

drivers/staging/media/omap4iss/iss_csiphy.c

@@ -103,7 +103,7 @@ static void csiphy_dphy_config(struct iss_csiphy *phy)
 	reg = phy->dphy.tclk_term << REGISTER1_TCLK_TERM_SHIFT;
 	reg |= phy->dphy.tclk_miss << REGISTER1_CTRLCLK_DIV_FACTOR_SHIFT;
 	reg |= phy->dphy.tclk_settle << REGISTER1_TCLK_SETTLE_SHIFT;
-	reg |= 0xB8 << REGISTER1_DPHY_HS_SYNC_PATTERN_SHIFT;
+	reg |= 0xb8 << REGISTER1_DPHY_HS_SYNC_PATTERN_SHIFT;
 
 	iss_reg_write(phy->iss, phy->phy_regs, REGISTER1, reg);
 }
@@ -150,7 +150,7 @@ int omap4iss_csiphy_config(struct iss_device *iss,
 		/* NOTE: Leave CSIPHY1 config to 0x0: D-PHY mode */
 		/* Enable all lanes for now */
 		cam_rx_ctrl |=
-			0x1F << OMAP4_CAMERARX_CSI21_LANEENABLE_SHIFT;
+			0x1f << OMAP4_CAMERARX_CSI21_LANEENABLE_SHIFT;
 		/* Enable CTRLCLK */
 		cam_rx_ctrl |= OMAP4_CAMERARX_CSI21_CTRLCLKEN_MASK;
 	}