diff options
| author | Ingo Molnar <mingo@elte.hu> | 2010-05-03 09:17:01 +0200 |
|---|---|---|
| committer | Ingo Molnar <mingo@elte.hu> | 2010-05-03 09:17:01 +0200 |
| commit | 53ba4f2fa73225113a488584df0d85d3cba52943 (patch) | |
| tree | d85b984d9818abc3ccc0237eb53b710d9e96c39e /drivers/video/amba-clcd.c | |
| parent | bd6d29c25bb1a24a4c160ec5de43e0004e01f72b (diff) | |
| parent | 66f41d4c5c8a5deed66fdcc84509376c9a0bf9d8 (diff) | |
Merge commit 'v2.6.34-rc6' into core/locking
Diffstat (limited to 'drivers/video/amba-clcd.c')
| -rw-r--r-- | drivers/video/amba-clcd.c | 31 |
1 files changed, 24 insertions, 7 deletions
diff --git a/drivers/video/amba-clcd.c b/drivers/video/amba-clcd.c index a21efcd10b7..afe21e6eb54 100644 --- a/drivers/video/amba-clcd.c +++ b/drivers/video/amba-clcd.c @@ -65,16 +65,16 @@ static void clcdfb_disable(struct clcd_fb *fb) if (fb->board->disable) fb->board->disable(fb); - val = readl(fb->regs + CLCD_CNTL); + val = readl(fb->regs + fb->off_cntl); if (val & CNTL_LCDPWR) { val &= ~CNTL_LCDPWR; - writel(val, fb->regs + CLCD_CNTL); + writel(val, fb->regs + fb->off_cntl); clcdfb_sleep(20); } if (val & CNTL_LCDEN) { val &= ~CNTL_LCDEN; - writel(val, fb->regs + CLCD_CNTL); + writel(val, fb->regs + fb->off_cntl); } /* @@ -94,7 +94,7 @@ static void clcdfb_enable(struct clcd_fb *fb, u32 cntl) * Bring up by first enabling.. */ cntl |= CNTL_LCDEN; - writel(cntl, fb->regs + CLCD_CNTL); + writel(cntl, fb->regs + fb->off_cntl); clcdfb_sleep(20); @@ -102,7 +102,7 @@ static void clcdfb_enable(struct clcd_fb *fb, u32 cntl) * and now apply power. */ cntl |= CNTL_LCDPWR; - writel(cntl, fb->regs + CLCD_CNTL); + writel(cntl, fb->regs + fb->off_cntl); /* * finally, enable the interface. @@ -233,7 +233,7 @@ static int clcdfb_set_par(struct fb_info *info) readl(fb->regs + CLCD_TIM0), readl(fb->regs + CLCD_TIM1), readl(fb->regs + CLCD_TIM2), readl(fb->regs + CLCD_TIM3), readl(fb->regs + CLCD_UBAS), readl(fb->regs + CLCD_LBAS), - readl(fb->regs + CLCD_IENB), readl(fb->regs + CLCD_CNTL)); + readl(fb->regs + fb->off_ienb), readl(fb->regs + fb->off_cntl)); #endif return 0; @@ -345,6 +345,23 @@ static int clcdfb_register(struct clcd_fb *fb) { int ret; + /* + * ARM PL111 always has IENB at 0x1c; it's only PL110 + * which is reversed on some platforms. + */ + if (amba_manf(fb->dev) == 0x41 && amba_part(fb->dev) == 0x111) { + fb->off_ienb = CLCD_PL111_IENB; + fb->off_cntl = CLCD_PL111_CNTL; + } else { +#ifdef CONFIG_ARCH_VERSATILE + fb->off_ienb = CLCD_PL111_IENB; + fb->off_cntl = CLCD_PL111_CNTL; +#else + fb->off_ienb = CLCD_PL110_IENB; + fb->off_cntl = CLCD_PL110_CNTL; +#endif + } + fb->clk = clk_get(&fb->dev->dev, NULL); if (IS_ERR(fb->clk)) { ret = PTR_ERR(fb->clk); @@ -416,7 +433,7 @@ static int clcdfb_register(struct clcd_fb *fb) /* * Ensure interrupts are disabled. */ - writel(0, fb->regs + CLCD_IENB); + writel(0, fb->regs + fb->off_ienb); fb_set_var(&fb->fb, &fb->fb.var); |