mirror of https://github.com/hak5/openwrt-owl.git
67 lines
2.1 KiB
Diff
67 lines
2.1 KiB
Diff
From e5bb79e897a95b688a93087f04848a043782a6a7 Mon Sep 17 00:00:00 2001
|
|
From: John Crispin <blogic@openwrt.org>
|
|
Date: Thu, 8 Mar 2012 11:22:03 +0100
|
|
Subject: [PATCH 26/70] MIPS: lantiq: convert falcon gpio to clkdev api
|
|
|
|
The falcon gpio clocks used to be enabled when registering the platform device.
|
|
Move this code into the driver and use clkdev api.
|
|
|
|
Signed-off-by: John Crispin <blogic@openwrt.org>
|
|
---
|
|
arch/mips/lantiq/falcon/devices.c | 5 -----
|
|
arch/mips/lantiq/falcon/gpio.c | 10 ++++++++++
|
|
2 files changed, 10 insertions(+), 5 deletions(-)
|
|
|
|
--- a/arch/mips/lantiq/falcon/devices.c
|
|
+++ b/arch/mips/lantiq/falcon/devices.c
|
|
@@ -111,9 +111,6 @@ falcon_register_gpio(void)
|
|
falcon_gpio1_res, ARRAY_SIZE(falcon_gpio1_res));
|
|
platform_device_register_simple("falcon_gpio", 2,
|
|
falcon_gpio2_res, ARRAY_SIZE(falcon_gpio2_res));
|
|
- ltq_sysctl_activate(SYSCTL_SYS1, ACTS_PADCTRL1 | ACTS_P1);
|
|
- ltq_sysctl_activate(SYSCTL_SYSETH, ACTS_PADCTRL0 |
|
|
- ACTS_PADCTRL2 | ACTS_P0 | ACTS_P2);
|
|
}
|
|
|
|
void __init
|
|
@@ -123,6 +120,4 @@ falcon_register_gpio_extra(void)
|
|
falcon_gpio3_res, ARRAY_SIZE(falcon_gpio3_res));
|
|
platform_device_register_simple("falcon_gpio", 4,
|
|
falcon_gpio4_res, ARRAY_SIZE(falcon_gpio4_res));
|
|
- ltq_sysctl_activate(SYSCTL_SYS1,
|
|
- ACTS_PADCTRL3 | ACTS_PADCTRL4 | ACTS_P3 | ACTS_P4);
|
|
}
|
|
--- a/arch/mips/lantiq/falcon/gpio.c
|
|
+++ b/arch/mips/lantiq/falcon/gpio.c
|
|
@@ -11,6 +11,7 @@
|
|
#include <linux/interrupt.h>
|
|
#include <linux/slab.h>
|
|
#include <linux/export.h>
|
|
+#include <linux/err.h>
|
|
#include <linux/platform_device.h>
|
|
|
|
#include <lantiq_soc.h>
|
|
@@ -71,6 +72,7 @@ struct falcon_gpio_port {
|
|
void __iomem *port;
|
|
unsigned int irq_base;
|
|
unsigned int chained_irq;
|
|
+ struct clk *clk;
|
|
};
|
|
|
|
static struct falcon_gpio_port ltq_gpio_port[MAX_PORTS];
|
|
@@ -332,6 +334,14 @@ falcon_gpio_probe(struct platform_device
|
|
goto err;
|
|
}
|
|
|
|
+ gpio_port->clk = clk_get(&pdev->dev, NULL);
|
|
+ if (IS_ERR(gpio_port->clk)) {
|
|
+ dev_err(&pdev->dev, "Could not get clock\n");
|
|
+ ret = PTR_ERR(gpio_port->clk);;
|
|
+ goto err;
|
|
+ }
|
|
+ clk_enable(gpio_port->clk);
|
|
+
|
|
if (irq > 0) {
|
|
/* irq_chip support */
|
|
gpio_port->gpio_chip.to_irq = falcon_gpio_to_irq;
|