exynos5250: Get rid of the PWM timer code we shouldn't be using anymore

This code was left over from U-Boot and was superceded by the MCT.

Change-Id: Ia85e3b7281dcdd4740238dddd0dfc6f0ba2c94da
Signed-off-by: Gabe Black <gabeblack@google.com>
Reviewed-on: https://gerrit.chromium.org/gerrit/63778
Commit-Queue: Gabe Black <gabeblack@chromium.org>
Reviewed-by: Gabe Black <gabeblack@chromium.org>
Tested-by: Gabe Black <gabeblack@chromium.org>
Reviewed-on: http://review.coreboot.org/4401
Tested-by: build bot (Jenkins)
Reviewed-by: Patrick Georgi <patrick@georgi-clan.de>

1 files changed, 14 insertions, 6 deletions

diff --git a/src/cpu/samsung/exynos5250/dp-reg.c b/src/cpu/samsung/exynos5250/dp-reg.c
index ac4208d159..1cc70887ce 100644
--- a/src/cpu/samsung/exynos5250/dp-reg.c
+++ b/src/cpu/samsung/exynos5250/dp-reg.c
@@ -120,7 +120,7 @@ unsigned int s5p_dp_get_pll_lock_status(struct s5p_dp_device *dp)
 int s5p_dp_init_analog_func(struct s5p_dp_device *dp)
 {
 	u32 reg;
-	u32 start;
+	struct mono_time current, end;
 	struct exynos5_dp *base = dp->base;
 
 	writel(0x00, &base->dp_phy_pd);
@@ -135,13 +135,17 @@ int s5p_dp_init_analog_func(struct s5p_dp_device *dp)
 
 		clrbits_le32(&base->dp_pll_ctl, DP_PLL_PD);
 
-		start = get_timer(0);
+		timer_monotonic_get(&current);
+		end = current;
+		mono_time_add_msecs(&end, PLL_LOCK_TIMEOUT);
+
 		while (s5p_dp_get_pll_lock_status(dp) == PLL_UNLOCKED) {
-			if (get_timer(start) > PLL_LOCK_TIMEOUT) {
+			if (mono_time_after(&current, &end)) {
 				printk(BIOS_ERR, "%s: PLL is not locked\n",
 						__func__);
 				return -1;
 			}
+			timer_monotonic_get(&current);
 		}
 	}
 
@@ -431,11 +435,14 @@ void s5p_dp_enable_video_master(struct s5p_dp_device *dp)
 int s5p_dp_is_video_stream_on(struct s5p_dp_device *dp)
 {
 	u32 reg, i = 0;
-	u32 start;
+	struct mono_time current, end;
 	struct exynos5_dp *base = dp->base;
 
 	/* Wait for 4 VSYNC_DET interrupts */
-	start = get_timer(0);
+	timer_monotonic_get(&current);
+	end = current;
+	mono_time_add_msecs(&end, STREAM_ON_TIMEOUT);
+
 	do {
 		reg = readl(&base->common_int_sta_1);
 		if (reg & VSYNC_DET) {
@@ -444,7 +451,8 @@ int s5p_dp_is_video_stream_on(struct s5p_dp_device *dp)
 		}
 		if (i == 4)
 			break;
-	} while (get_timer(start) <= STREAM_ON_TIMEOUT);
+		timer_monotonic_get(&current);
+	} while (mono_time_before(&current, &end));
 
 	if (i != 4) {
 		printk(BIOS_DEBUG, "s5p_dp_is_video_stream_on timeout\n");