From mboxrd@z Thu Jan 1 00:00:00 1970 From: b-cousson@ti.com (Benoit Cousson) Date: Wed, 15 Feb 2012 17:04:13 +0100 Subject: [PATCH 4/5] arm/dts: OMAP4: Add gpio nodes In-Reply-To: <1329321854-24490-1-git-send-email-b-cousson@ti.com> References: <1329321854-24490-1-git-send-email-b-cousson@ti.com> Message-ID: <1329321854-24490-5-git-send-email-b-cousson@ti.com> To: linux-arm-kernel@lists.infradead.org List-Id: linux-arm-kernel.lists.infradead.org Add the 6 GPIOs controller nodes present in OMAP4. Remove gpio static device initialisation if DT is populated. Signed-off-by: Benoit Cousson Cc: Grant Likely --- arch/arm/boot/dts/omap4.dtsi | 54 ++++++++++++++++++++++++++++++++++++++++++ arch/arm/mach-omap2/gpio.c | 8 ++++- 2 files changed, 60 insertions(+), 2 deletions(-) diff --git a/arch/arm/boot/dts/omap4.dtsi b/arch/arm/boot/dts/omap4.dtsi index 29f4589..4b81f03 100644 --- a/arch/arm/boot/dts/omap4.dtsi +++ b/arch/arm/boot/dts/omap4.dtsi @@ -104,6 +104,60 @@ <0x48240100 0x0100>; }; + gpio1: gpio at 1 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio1"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio2: gpio at 2 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio2"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio3: gpio at 3 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio3"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio4: gpio at 4 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio4"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio5: gpio at 5 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio5"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio6: gpio at 6 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio6"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + uart1: serial at 0x4806a000 { compatible = "ti,omap4-uart"; ti,hwmods = "uart1"; diff --git a/arch/arm/mach-omap2/gpio.c b/arch/arm/mach-omap2/gpio.c index 1e0b750..de22abd 100644 --- a/arch/arm/mach-omap2/gpio.c +++ b/arch/arm/mach-omap2/gpio.c @@ -20,6 +20,7 @@ #include #include #include +#include #include #include @@ -146,7 +147,10 @@ static int omap2_gpio_dev_init(struct omap_hwmod *oh, void *unused) */ static int __init omap2_gpio_init(void) { - return omap_hwmod_for_each_by_class("gpio", omap2_gpio_dev_init, - NULL); + /* If dtb is there, the devices will be created dynamically */ + if (of_have_populated_dt()) + return -ENODEV; + + return omap_hwmod_for_each_by_class("gpio", omap2_gpio_dev_init, NULL); } postcore_initcall(omap2_gpio_init); -- 1.7.0.4