From: Ryan Mallon Date: Tue, 10 Jan 2012 22:58:30 +0000 (+1100) Subject: ep93xx: Configure GPIO ports in core code X-Git-Tag: firefly_0821_release~3680^2~3252^2^2~4 X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=08932d81961b1c57870949d069ce2dad235da443;p=firefly-linux-kernel-4.4.55.git 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 Cc: Grant Likely Reviewed-by: Mika Westerberg Acked-by: Hartley Sweeten --- diff --git a/arch/arm/mach-ep93xx/core.c b/arch/arm/mach-ep93xx/core.c index 776b34619901..bab6e470cbd7 100644 --- a/arch/arm/mach-ep93xx/core.c +++ b/arch/arm/mach-ep93xx/core.c @@ -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); diff --git a/drivers/gpio/gpio-ep93xx.c b/drivers/gpio/gpio-ep93xx.c index 1c0fc3756cb1..4ca5642e9776 100644 --- a/drivers/gpio/gpio-ep93xx.c +++ b/drivers/gpio/gpio-ep93xx.c @@ -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];