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Commit e3e5a92d authored by Benoit Cousson's avatar Benoit Cousson
Browse files

arm/dts: OMAP4: Add gpio nodes 



Add the 6 GPIOs controller nodes present in OMAP4.

Remove gpio static device initialisation if DT is populated.

Signed-off-by: default avatarBenoit Cousson <b-cousson@ti.com>
Cc: Grant Likely <grant.likely@secretlab.ca>
parent 93651b85

arch/arm/boot/dts/omap4.dtsi

+54 −0
Original line number Diff line number Diff line
@@ -104,6 +104,60 @@ 
			      <0x48240100 0x0100>;

		};



		gpio1: gpio@4a310000 {

			compatible = "ti,omap4-gpio";

			ti,hwmods = "gpio1";

			gpio-controller;

			#gpio-cells = <2>;

			interrupt-controller;

			#interrupt-cells = <1>;

		};



		gpio2: gpio@48055000 {

			compatible = "ti,omap4-gpio";

			ti,hwmods = "gpio2";

			gpio-controller;

			#gpio-cells = <2>;

			interrupt-controller;

			#interrupt-cells = <1>;

		};



		gpio3: gpio@48057000 {

			compatible = "ti,omap4-gpio";

			ti,hwmods = "gpio3";

			gpio-controller;

			#gpio-cells = <2>;

			interrupt-controller;

			#interrupt-cells = <1>;

		};



		gpio4: gpio@48059000 {

			compatible = "ti,omap4-gpio";

			ti,hwmods = "gpio4";

			gpio-controller;

			#gpio-cells = <2>;

			interrupt-controller;

			#interrupt-cells = <1>;

		};



		gpio5: gpio@4805b000 {

			compatible = "ti,omap4-gpio";

			ti,hwmods = "gpio5";

			gpio-controller;

			#gpio-cells = <2>;

			interrupt-controller;

			#interrupt-cells = <1>;

		};



		gpio6: gpio@4805d000 {

			compatible = "ti,omap4-gpio";

			ti,hwmods = "gpio6";

			gpio-controller;

			#gpio-cells = <2>;

			interrupt-controller;

			#interrupt-cells = <1>;

		};



		uart1: serial@4806a000 {

			compatible = "ti,omap4-uart";

			ti,hwmods = "uart1";

arch/arm/mach-omap2/gpio.c

+6 −2
Original line number Diff line number Diff line
@@ -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>
@@ -122,7 +123,10 @@ 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);