diff options
Diffstat (limited to 'meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0014-DSS2-Add-function-to-get-DSS-logic-clock-rate.patch')
-rw-r--r-- | meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0014-DSS2-Add-function-to-get-DSS-logic-clock-rate.patch | 51 |
1 files changed, 51 insertions, 0 deletions
diff --git a/meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0014-DSS2-Add-function-to-get-DSS-logic-clock-rate.patch b/meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0014-DSS2-Add-function-to-get-DSS-logic-clock-rate.patch new file mode 100644 index 0000000000..3b3fd77a9a --- /dev/null +++ b/meta/recipes-kernel/linux/linux-omap-2.6.29/dss2/0014-DSS2-Add-function-to-get-DSS-logic-clock-rate.patch | |||
@@ -0,0 +1,51 @@ | |||
1 | From 832b763db235da8e62f7b6ab02bcb8ad6bcb7a01 Mon Sep 17 00:00:00 2001 | ||
2 | From: Tomi Valkeinen <tomi.valkeinen@nokia.com> | ||
3 | Date: Thu, 2 Apr 2009 16:48:41 +0300 | ||
4 | Subject: [PATCH] DSS2: Add function to get DSS logic clock rate | ||
5 | |||
6 | --- | ||
7 | drivers/video/omap2/dss/dispc.c | 15 +++++++++++++++ | ||
8 | drivers/video/omap2/dss/dss.h | 1 + | ||
9 | 2 files changed, 16 insertions(+), 0 deletions(-) | ||
10 | |||
11 | diff --git a/drivers/video/omap2/dss/dispc.c b/drivers/video/omap2/dss/dispc.c | ||
12 | index 2480a03..1bc23f7 100644 | ||
13 | --- a/drivers/video/omap2/dss/dispc.c | ||
14 | +++ b/drivers/video/omap2/dss/dispc.c | ||
15 | @@ -1850,6 +1850,21 @@ unsigned long dispc_fclk_rate(void) | ||
16 | return r; | ||
17 | } | ||
18 | |||
19 | +unsigned long dispc_lclk_rate(void) | ||
20 | +{ | ||
21 | + int lcd; | ||
22 | + unsigned long r; | ||
23 | + u32 l; | ||
24 | + | ||
25 | + l = dispc_read_reg(DISPC_DIVISOR); | ||
26 | + | ||
27 | + lcd = FLD_GET(l, 23, 16); | ||
28 | + | ||
29 | + r = dispc_fclk_rate(); | ||
30 | + | ||
31 | + return r / lcd; | ||
32 | +} | ||
33 | + | ||
34 | unsigned long dispc_pclk_rate(void) | ||
35 | { | ||
36 | int lcd, pcd; | ||
37 | diff --git a/drivers/video/omap2/dss/dss.h b/drivers/video/omap2/dss/dss.h | ||
38 | index bac5ece..0be42b6 100644 | ||
39 | --- a/drivers/video/omap2/dss/dss.h | ||
40 | +++ b/drivers/video/omap2/dss/dss.h | ||
41 | @@ -294,6 +294,7 @@ bool dispc_trans_key_enabled(enum omap_channel ch); | ||
42 | |||
43 | void dispc_set_lcd_timings(struct omap_video_timings *timings); | ||
44 | unsigned long dispc_fclk_rate(void); | ||
45 | +unsigned long dispc_lclk_rate(void); | ||
46 | unsigned long dispc_pclk_rate(void); | ||
47 | void dispc_set_pol_freq(struct omap_panel *panel); | ||
48 | void find_lck_pck_divs(bool is_tft, unsigned long req_pck, unsigned long fck, | ||
49 | -- | ||
50 | 1.5.6.5 | ||
51 | |||