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ep93xx: Configure GPIO ports in core code 

Move the pinmux setting of the EP93xx GPIOs to the core code. This
removes the need for the GPIO driver to have access to the system
controller registers.

Signed-off-by: Ryan Mallon <rmallon@gmail.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
Reviewed-by: Mika Westerberg <mika.westerberg@iki.fi>
Acked-by: Hartley Sweeten <hsweeten@visionengravers.com>
This commit is contained in:
Ryan Mallon 2012-01-11 09:58:30 +11:00
parent a05baf335b
commit 08932d8196
2 changed files with 7 additions and 7 deletions
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7
arch/arm/mach-ep93xx/core.c
View File

@ -909,6 +909,13 @@ void __init ep93xx_init_devices(void)
/* Disallow access to MaverickCrunch initially */
ep93xx_devcfg_clear_bits(EP93XX_SYSCON_DEVCFG_CPENA);
/* Default all ports to GPIO */
ep93xx_devcfg_set_bits(EP93XX_SYSCON_DEVCFG_KEYS |
EP93XX_SYSCON_DEVCFG_GONK |
EP93XX_SYSCON_DEVCFG_EONIDE |
EP93XX_SYSCON_DEVCFG_GONIDE |
EP93XX_SYSCON_DEVCFG_HONIDE);
/* Get the GPIO working early, other devices need it */
platform_device_register(&ep93xx_gpio_device);

7
drivers/gpio/gpio-ep93xx.c
View File

@ -378,13 +378,6 @@ static int __devinit ep93xx_gpio_probe(struct platform_device *pdev)
}
ep93xx_gpio->mmio_base = mmio;
/* Default all ports to GPIO */
ep93xx_devcfg_set_bits(EP93XX_SYSCON_DEVCFG_KEYS |
EP93XX_SYSCON_DEVCFG_GONK |
EP93XX_SYSCON_DEVCFG_EONIDE |
EP93XX_SYSCON_DEVCFG_GONIDE |
EP93XX_SYSCON_DEVCFG_HONIDE);
for (i = 0; i < ARRAY_SIZE(ep93xx_gpio_banks); i++) {
struct bgpio_chip *bgc = &ep93xx_gpio->bgc[i];
struct ep93xx_gpio_bank *bank = &ep93xx_gpio_banks[i];