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Davinci: ea20: add gpios for LCD backlight control

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Signed-off-by: Bastian Ruppert <Bastian.Ruppert@Sewerin.de>
CC: Sandeep Paulraj <s-paulraj@ti.com>
Signed-off-by: Sandeep Paulraj <s-paulraj@ti.com>
This commit is contained in:
Bastian Ruppert 2011-10-04 23:43:34 +00:00 committed by Albert ARIBAUD
parent e5ee9125ec
commit 8540b16919
1 changed files with 13 additions and 1 deletions
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14
board/davinci/ea20/ea20.c
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@ -95,7 +95,9 @@ const struct pinmux_config nand_pins[] = {
const struct pinmux_config gpio_pins[] = {
{ pinmux(13), 8, 0 }, /* GPIO6[15] RESETOUTn on SOM*/
{ pinmux(13), 8, 5 }, /* GPIO6[10] U0_SW0 on EA20-00101_2*/
{ pinmux(13), 8, 3 } /* GPIO6[12] U0_SW1 on EA20-00101_2*/
{ pinmux(13), 8, 3 }, /* GPIO6[12] U0_SW1 on EA20-00101_2*/
{ pinmux(19), 8, 5 }, /* GPIO6[1] DISP_ON */
{ pinmux(14), 8, 1 } /* GPIO6[6] LCD_B_PWR*/
};
const struct pinmux_config halten_pin[] = {
@ -144,6 +146,16 @@ int board_early_init_f(void)
&gpio6_base->set_data);
writel((readl(&gpio6_base->dir) & ~(1 << 12)), &gpio6_base->dir);
/* Set LCD_B_PWR low to power down LCD Backlight*/
writel((readl(&gpio6_base->set_data) & ~(1 << 6)),
&gpio6_base->set_data);
writel((readl(&gpio6_base->dir) & ~(1 << 6)), &gpio6_base->dir);
/* Set DISP_ON low to disable LCD output*/
writel((readl(&gpio6_base->set_data) & ~(1 << 1)),
&gpio6_base->set_data);
writel((readl(&gpio6_base->dir) & ~(1 << 1)), &gpio6_base->dir);
#ifndef CONFIG_USE_IRQ
irq_init();
#endif