[PATCH] ARM: 2846/1: proper handling of CKEN for pxafb

Patch from Nicolas Pitre

Signed-off-by: Nicolas Pitre <nico@cam.org>
Signed-off-by: Russell King <rmk+kernel@arm.linux.org.uk>
This commit is contained in:
Nicolas Pitre 2005-08-10 16:45:13 +01:00 committed by Russell King
parent 6626a7076d
commit 8d37226677

View file

@ -717,6 +717,9 @@ static void pxafb_enable_controller(struct pxafb_info *fbi)
DPRINTK("reg_lccr2 0x%08x\n", (unsigned int) fbi->reg_lccr2);
DPRINTK("reg_lccr3 0x%08x\n", (unsigned int) fbi->reg_lccr3);
/* enable LCD controller clock */
pxa_set_cken(CKEN16_LCD, 1);
/* Sequence from 11.7.10 */
LCCR3 = fbi->reg_lccr3;
LCCR2 = fbi->reg_lccr2;
@ -750,6 +753,9 @@ static void pxafb_disable_controller(struct pxafb_info *fbi)
schedule_timeout(20 * HZ / 1000);
remove_wait_queue(&fbi->ctrlr_wait, &wait);
/* disable LCD controller clock */
pxa_set_cken(CKEN16_LCD, 0);
}
/*
@ -1299,8 +1305,6 @@ int __init pxafb_probe(struct device *dev)
ret = -ENOMEM;
goto failed;
}
/* enable LCD controller clock */
pxa_set_cken(CKEN16_LCD, 1);
ret = request_irq(IRQ_LCD, pxafb_handle_irq, SA_INTERRUPT, "LCD", fbi);
if (ret) {