Add the 6 GPIOs controller nodes present in OMAP4. Remove gpio static device initialisation if DT is populated.
Signed-off-by: Benoit Cousson <[email protected]> Cc: Grant Likely <[email protected]> --- 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@1 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio1"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio2: gpio@2 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio2"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio3: gpio@3 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio3"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio4: gpio@4 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio4"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio5: gpio@5 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio5"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + + gpio6: gpio@6 { + compatible = "ti,omap4-gpio"; + ti,hwmods = "gpio6"; + gpio-controller; + #gpio-cells = <2>; + interrupt-controller; + #interrupt-cells = <1>; + }; + uart1: serial@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 <linux/err.h> #include <linux/slab.h> #include <linux/interrupt.h> +#include <linux/of.h> #include <plat/omap_hwmod.h> #include <plat/omap_device.h> @@ -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 _______________________________________________ devicetree-discuss mailing list [email protected] https://lists.ozlabs.org/listinfo/devicetree-discuss
