From: Sascha Hauer <s.hauer@pengutronix.de>
To: barebox@lists.infradead.org
Subject: [PATCH 14/15] ARM i.MX: add devicetree support for gpio driver
Date: Wed, 12 Sep 2012 22:06:46 +0200 [thread overview]
Message-ID: <1347480407-16865-15-git-send-email-s.hauer@pengutronix.de> (raw)
In-Reply-To: <1347480407-16865-1-git-send-email-s.hauer@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
---
arch/arm/mach-imx/gpio.c | 39 ++++++++++++++++++++++++++++++++++++++-
1 file changed, 38 insertions(+), 1 deletion(-)
diff --git a/arch/arm/mach-imx/gpio.c b/arch/arm/mach-imx/gpio.c
index b7426fe..df0b455 100644
--- a/arch/arm/mach-imx/gpio.c
+++ b/arch/arm/mach-imx/gpio.c
@@ -136,7 +136,13 @@ static int imx_gpio_probe(struct device_d *dev)
imxgpio = xzalloc(sizeof(*imxgpio));
imxgpio->base = dev_request_mem_region(dev, 0);
imxgpio->chip.ops = &imx_gpio_ops;
- imxgpio->chip.base = -1;
+ if (dev->id < 0) {
+ imxgpio->chip.base = of_alias_get_id(dev->device_node, "gpio");
+ if (imxgpio->chip.base < 0)
+ return imxgpio->chip.base;
+ } else {
+ imxgpio->chip.base = dev->id * 32;
+ }
imxgpio->chip.ngpio = 32;
imxgpio->chip.dev = dev;
imxgpio->regs = regs;
@@ -147,6 +153,36 @@ static int imx_gpio_probe(struct device_d *dev)
return 0;
}
+static __maybe_unused struct of_device_id imx_gpio_dt_ids[] = {
+ {
+ .compatible = "fsl,imx1-gpio",
+ .data = (unsigned long)®s_imx1,
+ }, {
+ .compatible = "fsl,imx21-gpio",
+ .data = (unsigned long)®s_imx1,
+ }, {
+ .compatible = "fsl,imx27-gpio",
+ .data = (unsigned long)®s_imx1,
+ }, {
+ .compatible = "fsl,imx31-gpio",
+ .data = (unsigned long)®s_imx31,
+ }, {
+ .compatible = "fsl,imx35-gpio",
+ .data = (unsigned long)®s_imx31,
+ }, {
+ .compatible = "fsl,imx51-gpio",
+ .data = (unsigned long)®s_imx31,
+ }, {
+ .compatible = "fsl,imx53-gpio",
+ .data = (unsigned long)®s_imx31,
+ }, {
+ .compatible = "fsl,imx6q-gpio",
+ .data = (unsigned long)®s_imx31,
+ }, {
+ /* sentinel */
+ }
+};
+
static struct platform_device_id imx_gpio_ids[] = {
{
.name = "imx1-gpio",
@@ -162,6 +198,7 @@ static struct platform_device_id imx_gpio_ids[] = {
static struct driver_d imx_gpio_driver = {
.name = "imx-gpio",
.probe = imx_gpio_probe,
+ .of_compatible = DRV_OF_COMPAT(imx_gpio_dt_ids),
.id_table = imx_gpio_ids,
};
--
1.7.10.4
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next prev parent reply other threads:[~2012-09-12 20:08 UTC|newest]
Thread overview: 21+ messages / expand[flat|nested] mbox.gz Atom feed top
2012-09-12 20:06 [PATCH] devicetree probe support Sascha Hauer
2012-09-12 20:06 ` [PATCH 01/15] driver: add dev_get_drvdata function Sascha Hauer
2012-09-12 20:06 ` [PATCH 02/15] of: add devicetree probing support Sascha Hauer
2012-09-18 15:48 ` Jean-Christophe PLAGNIOL-VILLARD
2012-09-12 20:06 ` [PATCH 03/15] oftree command: Add devicetree probe support Sascha Hauer
2012-09-12 20:06 ` [PATCH 04/15] of: Add devicetree partition parsing Sascha Hauer
2012-09-12 20:06 ` [PATCH 05/15] spi: add oftree support Sascha Hauer
2012-09-12 20:06 ` [PATCH 06/15] ARM i.MX: Use platform_device_id for gpio driver Sascha Hauer
2012-09-12 20:06 ` [PATCH 07/15] ARM i.MX: implement clocksource as driver Sascha Hauer
2012-09-17 16:17 ` Sascha Hauer
2012-09-12 20:06 ` [PATCH 08/15] serial i.MX: oftree support Sascha Hauer
2012-09-12 20:06 ` [PATCH 09/15] net fec_imx: " Sascha Hauer
2012-09-12 20:06 ` [PATCH 10/15] spi imx: dt support Sascha Hauer
2012-09-12 20:06 ` [PATCH 11/15] mfd mc13xxx: Add devicetree support Sascha Hauer
2012-09-12 20:06 ` [PATCH 12/15] cfi-flash: Add devicetree probe support Sascha Hauer
2012-09-12 20:06 ` [PATCH 13/15] mci i.MX esdhc: Add oftree support Sascha Hauer
2012-09-12 20:06 ` Sascha Hauer [this message]
2012-09-12 20:06 ` [PATCH 15/15] ARM i.MX: Add devicetree support for clocksource driver Sascha Hauer
2012-09-20 18:45 ` [PATCH] devicetree probe support Jean-Christophe PLAGNIOL-VILLARD
2012-09-20 18:51 ` [PATCH 1/1] fb: add it's own bus for fb devices Jean-Christophe PLAGNIOL-VILLARD
2012-09-20 21:17 ` Sascha Hauer
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