diff options
| author | John W. Linville <linville@tuxdriver.com> | 2012-09-07 15:07:55 -0400 |
|---|---|---|
| committer | John W. Linville <linville@tuxdriver.com> | 2012-09-07 15:07:55 -0400 |
| commit | fac805f8c198092de9a2842efd7f5022e2937b18 (patch) | |
| tree | 7557809c373f97a343c427d8fded0696060394ce /arch/arm/mach-omap2/display.c | |
| parent | 2461c7d60f9f3821274e4acf9019cba8b82c94b5 (diff) | |
| parent | f10723841e624c0726c70356b31d91befed01dd6 (diff) | |
Merge branch 'master' of git://git.kernel.org/pub/scm/linux/kernel/git/linville/wireless
Diffstat (limited to 'arch/arm/mach-omap2/display.c')
| -rw-r--r-- | arch/arm/mach-omap2/display.c | 25 |
1 files changed, 21 insertions, 4 deletions
diff --git a/arch/arm/mach-omap2/display.c b/arch/arm/mach-omap2/display.c index 5fb47a14f4ba..af1ed7d24a1f 100644 --- a/arch/arm/mach-omap2/display.c +++ b/arch/arm/mach-omap2/display.c @@ -37,6 +37,7 @@ #define DISPC_CONTROL 0x0040 #define DISPC_CONTROL2 0x0238 +#define DISPC_CONTROL3 0x0848 #define DISPC_IRQSTATUS 0x0018 #define DSS_SYSCONFIG 0x10 @@ -52,6 +53,7 @@ #define EVSYNC_EVEN_IRQ_SHIFT 2 #define EVSYNC_ODD_IRQ_SHIFT 3 #define FRAMEDONE2_IRQ_SHIFT 22 +#define FRAMEDONE3_IRQ_SHIFT 30 #define FRAMEDONETV_IRQ_SHIFT 24 /* @@ -376,7 +378,7 @@ int __init omap_display_init(struct omap_dss_board_info *board_data) static void dispc_disable_outputs(void) { u32 v, irq_mask = 0; - bool lcd_en, digit_en, lcd2_en = false; + bool lcd_en, digit_en, lcd2_en = false, lcd3_en = false; int i; struct omap_dss_dispc_dev_attr *da; struct omap_hwmod *oh; @@ -405,7 +407,13 @@ static void dispc_disable_outputs(void) lcd2_en = v & LCD_EN_MASK; } - if (!(lcd_en | digit_en | lcd2_en)) + /* store value of LCDENABLE for LCD3 */ + if (da->manager_count > 3) { + v = omap_hwmod_read(oh, DISPC_CONTROL3); + lcd3_en = v & LCD_EN_MASK; + } + + if (!(lcd_en | digit_en | lcd2_en | lcd3_en)) return; /* no managers currently enabled */ /* @@ -426,10 +434,12 @@ static void dispc_disable_outputs(void) if (lcd2_en) irq_mask |= 1 << FRAMEDONE2_IRQ_SHIFT; + if (lcd3_en) + irq_mask |= 1 << FRAMEDONE3_IRQ_SHIFT; /* * clear any previous FRAMEDONE, FRAMEDONETV, - * EVSYNC_EVEN/ODD or FRAMEDONE2 interrupts + * EVSYNC_EVEN/ODD, FRAMEDONE2 or FRAMEDONE3 interrupts */ omap_hwmod_write(irq_mask, oh, DISPC_IRQSTATUS); @@ -445,12 +455,19 @@ static void dispc_disable_outputs(void) omap_hwmod_write(v, oh, DISPC_CONTROL2); } + /* disable LCD3 manager */ + if (da->manager_count > 3) { + v = omap_hwmod_read(oh, DISPC_CONTROL3); + v &= ~LCD_EN_MASK; + omap_hwmod_write(v, oh, DISPC_CONTROL3); + } + i = 0; while ((omap_hwmod_read(oh, DISPC_IRQSTATUS) & irq_mask) != irq_mask) { i++; if (i > FRAMEDONE_IRQ_TIMEOUT) { - pr_err("didn't get FRAMEDONE1/2 or TV interrupt\n"); + pr_err("didn't get FRAMEDONE1/2/3 or TV interrupt\n"); break; } mdelay(1); |