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Commit 33651702 authored by Juha Yrjola's avatar Juha Yrjola
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ARM: OMAP: Enable 24xx GPIO autoidling 

Signed-off-by: default avatarJuha Yrjola <juha.yrjola@solidboot.com>
parent 6d2c05e6
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arch/arm/plat-omap/gpio.c
View file @ 33651702
...@@ -1083,6 +1083,10 @@ static int __init _omap_gpio_init(void) ...@@ -1083,6 +1083,10 @@ static int __init _omap_gpio_init(void)
if (bank->method == METHOD_GPIO_24XX) { if (bank->method == METHOD_GPIO_24XX) {
__raw_writel(0x00000000, bank->base + OMAP24XX_GPIO_IRQENABLE1); __raw_writel(0x00000000, bank->base + OMAP24XX_GPIO_IRQENABLE1);
__raw_writel(0xffffffff, bank->base + OMAP24XX_GPIO_IRQSTATUS1); __raw_writel(0xffffffff, bank->base + OMAP24XX_GPIO_IRQSTATUS1);
__raw_writew(0x0015, bank->base + OMAP24XX_GPIO_SYSCONFIG);
/* Initialize interface clock ungated, module enabled */
__raw_writel(0, bank->base + OMAP24XX_GPIO_CTRL);
gpio_count = 32; gpio_count = 32;
} }
...@@ -1105,6 +1109,12 @@ static int __init _omap_gpio_init(void) ...@@ -1105,6 +1109,12 @@ static int __init _omap_gpio_init(void)
if (cpu_is_omap16xx()) if (cpu_is_omap16xx())
omap_writel(omap_readl(ULPD_CAM_CLK_CTRL) | 0x04, ULPD_CAM_CLK_CTRL); omap_writel(omap_readl(ULPD_CAM_CLK_CTRL) | 0x04, ULPD_CAM_CLK_CTRL);
#ifdef CONFIG_ARCH_OMAP24XX
/* Enable autoidle for the OCP interface */
if (cpu_is_omap24xx())
omap_writel(1 << 0, 0x48019010);
#endif
return 0; return 0;
} }
......
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