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path: root/drivers/video/omap2/dss/dss.c
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Diffstat (limited to 'drivers/video/omap2/dss/dss.c')
-rw-r--r--drivers/video/omap2/dss/dss.c24
1 files changed, 19 insertions, 5 deletions
diff --git a/drivers/video/omap2/dss/dss.c b/drivers/video/omap2/dss/dss.c
index 54344184dd73..24b18258654f 100644
--- a/drivers/video/omap2/dss/dss.c
+++ b/drivers/video/omap2/dss/dss.c
@@ -223,7 +223,13 @@ void dss_dump_clocks(struct seq_file *s)
seq_printf(s, "dpll4_ck %lu\n", dpll4_ck_rate);
- seq_printf(s, "dss1_alwon_fclk = %lu / %lu * 2 = %lu\n",
+ if (cpu_is_omap3630())
+ seq_printf(s, "dss1_alwon_fclk = %lu / %lu = %lu\n",
+ dpll4_ck_rate,
+ dpll4_ck_rate / dpll4_m4_ck_rate,
+ dss_clk_get_rate(DSS_CLK_FCK1));
+ else
+ seq_printf(s, "dss1_alwon_fclk = %lu / %lu * 2 = %lu\n",
dpll4_ck_rate,
dpll4_ck_rate / dpll4_m4_ck_rate,
dss_clk_get_rate(DSS_CLK_FCK1));
@@ -293,7 +299,8 @@ int dss_calc_clock_rates(struct dss_clock_info *cinfo)
{
unsigned long prate;
- if (cinfo->fck_div > 16 || cinfo->fck_div == 0)
+ if (cinfo->fck_div > (cpu_is_omap3630() ? 32 : 16) ||
+ cinfo->fck_div == 0)
return -EINVAL;
prate = clk_get_rate(clk_get_parent(dss.dpll4_m4_ck));
@@ -329,7 +336,10 @@ int dss_get_clock_div(struct dss_clock_info *cinfo)
if (cpu_is_omap34xx()) {
unsigned long prate;
prate = clk_get_rate(clk_get_parent(dss.dpll4_m4_ck));
- cinfo->fck_div = prate / (cinfo->fck / 2);
+ if (cpu_is_omap3630())
+ cinfo->fck_div = prate / (cinfo->fck);
+ else
+ cinfo->fck_div = prate / (cinfo->fck / 2);
} else {
cinfo->fck_div = 0;
}
@@ -402,10 +412,14 @@ retry:
goto found;
} else if (cpu_is_omap34xx()) {
- for (fck_div = 16; fck_div > 0; --fck_div) {
+ for (fck_div = (cpu_is_omap3630() ? 32 : 16);
+ fck_div > 0; --fck_div) {
struct dispc_clock_info cur_dispc;
- fck = prate / fck_div * 2;
+ if (cpu_is_omap3630())
+ fck = prate / fck_div;
+ else
+ fck = prate / fck_div * 2;
if (fck > DISPC_MAX_FCK)
continue;