[patch 3/8] RFC: drivers/video/rockchip/rk_edp.c: Change interrupt polarity configuration

[Rtp]

The linux code is setting polarity configuration to 3 but
uboot code is setting it to 1. Change the configuration to match the
linux configuration

Signed-off-by: Arnaud Patard <arnaud.pat...@rtp-net.org>
Index: u-boot/drivers/video/rockchip/rk_edp.c
===================================================================
--- u-boot.orig/drivers/video/rockchip/rk_edp.c
+++ u-boot/drivers/video/rockchip/rk_edp.c
@@ -100,10 +100,13 @@ static void rk_edp_init_refclk(struct rk
               &regs->dp_reserv2);
 }
 
+#define INT_POL1                                (0x1 << 1)
+#define INT_POL0                                (0x1 << 0)
+
 static void rk_edp_init_interrupt(struct rk3288_edp *regs)
 {
        /* Set interrupt pin assertion polarity as high */
-       writel(INT_POL, &regs->int_ctl);
+       writel(INT_POL0 | INT_POL1, &regs->int_ctl);
 
        /* Clear pending registers */
        writel(0xff, &regs->common_int_sta_1);