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-rw-r--r--drivers/gpu/drm/bridge/samsung-dsim.c12
1 files changed, 6 insertions, 6 deletions
diff --git a/drivers/gpu/drm/bridge/samsung-dsim.c b/drivers/gpu/drm/bridge/samsung-dsim.c
index 7251c1f2a9df..116ccd0ebd49 100644
--- a/drivers/gpu/drm/bridge/samsung-dsim.c
+++ b/drivers/gpu/drm/bridge/samsung-dsim.c
@@ -174,8 +174,8 @@
/* DSIM_PLLCTRL */
#define DSIM_FREQ_BAND(x) ((x) << 24)
#define DSIM_PLL_EN (1 << 23)
-#define DSIM_PLL_P(x) ((x) << 13)
-#define DSIM_PLL_M(x) ((x) << 4)
+#define DSIM_PLL_P(x) ((x) << 14)
+#define DSIM_PLL_M(x) ((x) << 5)
#define DSIM_PLL_S(x) ((x) << 1)
/* DSIM_PHYCTRL */
@@ -403,7 +403,7 @@ static unsigned long samsung_dsim_pll_find_pms(struct samsung_dsim *dsi,
u16 _m, best_m;
u8 _s, best_s;
- p_min = DIV_ROUND_UP(fin, (12 * MHZ));
+ p_min = DIV_ROUND_UP(fin, (30 * MHZ));
p_max = fin / (6 * MHZ);
for (_p = p_min; _p <= p_max; ++_p) {
@@ -414,12 +414,12 @@ static unsigned long samsung_dsim_pll_find_pms(struct samsung_dsim *dsi,
tmp = (u64)fout * (_p << _s);
do_div(tmp, fin);
_m = tmp;
- if (_m < 41 || _m > 125)
+ if (_m < 41 || _m > 250)
continue;
tmp = (u64)_m * fin;
do_div(tmp, _p);
- if (tmp < 500 * MHZ ||
+ if (tmp < 1000 * MHZ ||
tmp > driver_data->max_freq * MHZ)
continue;
@@ -463,7 +463,7 @@ static unsigned long samsung_dsim_set_pll(struct samsung_dsim *dsi,
"failed to find PLL PMS for requested frequency\n");
return 0;
}
- dev_dbg(dsi->dev, "PLL freq %lu, (p %d, m %d, s %d)\n", fout, p, m, s);
+ dev_info(dsi->dev, "PLL freq %lu, (p %d, m %d, s %d)\n", fout, p, m, s);
writel(driver_data->reg_values[PLL_TIMER],
dsi->reg_base + driver_data->plltmr_reg);