On Tue, Jul 01, 2008 at 07:46:34PM +0530, Rajendra Nayak wrote:
> +#ifdef CONFIG_ARCH_OMAP34XX
> +/* save the registers of bank 2-6 */
> +void omap_gpio_save(void)
> +{
> + int i;
> + /* saving banks from 2-6 only */
> + for (i = 1; i < gpio_bank_count; i++) {
> + struct gpio_bank *bank = &gpio_bank[i];
> + gpio_restore_banks[i].gpio_sysconfig =
> + __raw_readl(bank->base + OMAP24XX_GPIO_SYSCONFIG);
> + gpio_restore_banks[i].gpio_wake_en =
> + __raw_readl(bank->base + OMAP24XX_GPIO_WAKE_EN);
> + gpio_restore_banks[i].gpio_ctrl =
> + __raw_readl(bank->base + OMAP24XX_GPIO_CTRL);
> + gpio_restore_banks[i].gpio_oe =
> + __raw_readl(bank->base + OMAP24XX_GPIO_OE);
> + gpio_restore_banks[i].gpio_leveldetect0 =
> + __raw_readl(bank->base + OMAP24XX_GPIO_LEVELDETECT0);
> + gpio_restore_banks[i].gpio_leveldetect1 =
> + __raw_readl(bank->base + OMAP24XX_GPIO_LEVELDETECT1);
> + gpio_restore_banks[i].gpio_risingdetect =
> + __raw_readl(bank->base + OMAP24XX_GPIO_RISINGDETECT);
> + gpio_restore_banks[i].gpio_fallingdetect =
> + __raw_readl(bank->base + OMAP24XX_GPIO_FALLINGDETECT);
> + gpio_restore_banks[i].gpio_dataout =
> + __raw_readl(bank->base + OMAP24XX_GPIO_DATAOUT);
> + gpio_restore_banks[i].gpio_setwkuena =
> + __raw_readl(bank->base + OMAP24XX_GPIO_SETWKUENA);
> + gpio_restore_banks[i].gpio_setdataout =
> + __raw_readl(bank->base + OMAP24XX_GPIO_SETDATAOUT);
> + }
> +}
> +EXPORT_SYMBOL(omap_gpio_save);
> +
> +/* restore the required registers of bank 2-6 */
> +void omap_gpio_restore(void)
> +{
> + int i;
> + for (i = 1; i < gpio_bank_count; i++) {
> + struct gpio_bank *bank = &gpio_bank[i];
> + __raw_writel(gpio_restore_banks[i].gpio_sysconfig,
> + bank->base + OMAP24XX_GPIO_SYSCONFIG);
> + __raw_writel(gpio_restore_banks[i].gpio_wake_en,
> + bank->base + OMAP24XX_GPIO_WAKE_EN);
> + __raw_writel(gpio_restore_banks[i].gpio_ctrl,
> + bank->base + OMAP24XX_GPIO_CTRL);
> + __raw_writel(gpio_restore_banks[i].gpio_oe,
> + bank->base + OMAP24XX_GPIO_OE);
> + __raw_writel(gpio_restore_banks[i].gpio_leveldetect0,
> + bank->base + OMAP24XX_GPIO_LEVELDETECT0);
> + __raw_writel(gpio_restore_banks[i].gpio_leveldetect1,
> + bank->base + OMAP24XX_GPIO_LEVELDETECT1);
> + __raw_writel(gpio_restore_banks[i].gpio_risingdetect,
> + bank->base + OMAP24XX_GPIO_RISINGDETECT);
> + __raw_writel(gpio_restore_banks[i].gpio_fallingdetect,
> + bank->base + OMAP24XX_GPIO_FALLINGDETECT);
> + __raw_writel(gpio_restore_banks[i].gpio_dataout,
> + bank->base + OMAP24XX_GPIO_DATAOUT);
> + __raw_writel(gpio_restore_banks[i].gpio_setwkuena,
> + bank->base + OMAP24XX_GPIO_SETWKUENA);
> + __raw_writel(gpio_restore_banks[i].gpio_setdataout,
> + bank->base + OMAP24XX_GPIO_SETDATAOUT);
> + }
> +}
> +EXPORT_SYMBOL(omap_gpio_restore);
#else
inline void omap_gpio_save(void) {}
inline void omap_gpio_restore(void) {}
otherwise ifndef OMAP3 we're gonna get undef reference
or maybe do it in the header, but then use static inline, instead of
inline only.
--
Best Regards,
Felipe Balbi
[EMAIL PROTECTED]
http://blog.felipebalbi.com
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