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Message-Id: <1346960563-18689-3-git-send-email-robherring2@gmail.com>
Date: Thu, 6 Sep 2012 14:42:39 -0500
From: Rob Herring <robherring2@...il.com>
To: linux-arm-kernel@...ts.infradead.org
Cc: Russell King <linux@....linux.org.uk>,
Arnd Bergmann <arnd@...db.de>, Olof Johansson <olof@...om.net>,
Linus Walleij <linus.walleij@...aro.org>,
Rob Herring <rob.herring@...xeda.com>,
Samuel Ortiz <samuel@...tiz.org>,
Eric Miao <eric.y.miao@...il.com>,
Haojian Zhuang <haojian.zhuang@...il.com>,
netdev@...r.kernel.org
Subject: [PATCH v2 2/6] net: pxaficp_ir: add irq resources
From: Rob Herring <rob.herring@...xeda.com>
In order to remove dependency on mach/irqs.h, add platform device
resources for irqs.
Signed-off-by: Rob Herring <rob.herring@...xeda.com>
Cc: Samuel Ortiz <samuel@...tiz.org>
Cc: Eric Miao <eric.y.miao@...il.com>
Cc: Haojian Zhuang <haojian.zhuang@...il.com>
Cc: netdev@...r.kernel.org
---
arch/arm/mach-pxa/devices.c | 15 +++++++++++++++
drivers/net/irda/pxaficp_ir.c | 28 +++++++++++++++++-----------
2 files changed, 32 insertions(+), 11 deletions(-)
diff --git a/arch/arm/mach-pxa/devices.c b/arch/arm/mach-pxa/devices.c
index 166eee5..339eb2a 100644
--- a/arch/arm/mach-pxa/devices.c
+++ b/arch/arm/mach-pxa/devices.c
@@ -384,9 +384,24 @@ struct platform_device pxa_device_asoc_platform = {
static u64 pxaficp_dmamask = ~(u32)0;
+static struct resource pxa_ir_resources[] = {
+ [0] = {
+ .start = IRQ_STUART,
+ .end = IRQ_STUART,
+ .flags = IORESOURCE_IRQ,
+ },
+ [1] = {
+ .start = IRQ_ICP,
+ .end = IRQ_ICP,
+ .flags = IORESOURCE_IRQ,
+ },
+};
+
struct platform_device pxa_device_ficp = {
.name = "pxa2xx-ir",
.id = -1,
+ .num_resources = ARRAY_SIZE(pxa_ir_resources),
+ .resource = pxa_ir_resources,
.dev = {
.dma_mask = &pxaficp_dmamask,
.coherent_dma_mask = 0xffffffff,
diff --git a/drivers/net/irda/pxaficp_ir.c b/drivers/net/irda/pxaficp_ir.c
index 8d54767..cb0a5d3 100644
--- a/drivers/net/irda/pxaficp_ir.c
+++ b/drivers/net/irda/pxaficp_ir.c
@@ -29,8 +29,8 @@
#include <mach/dma.h>
#include <mach/irda.h>
-#include <mach/regs-uart.h>
#include <mach/regs-ost.h>
+#include <mach/regs-uart.h>
#define FICP __REG(0x40800000) /* Start of FICP area */
#define ICCR0 __REG(0x40800000) /* ICP Control Register 0 */
@@ -112,6 +112,9 @@ struct pxa_irda {
int txdma;
int rxdma;
+ int uart_irq;
+ int icp_irq;
+
struct irlap_cb *irlap;
struct qos_info qos;
@@ -672,19 +675,19 @@ static int pxa_irda_start(struct net_device *dev)
si->speed = 9600;
- err = request_irq(IRQ_STUART, pxa_irda_sir_irq, 0, dev->name, dev);
+ err = request_irq(si->uart_irq, pxa_irda_sir_irq, 0, dev->name, dev);
if (err)
goto err_irq1;
- err = request_irq(IRQ_ICP, pxa_irda_fir_irq, 0, dev->name, dev);
+ err = request_irq(si->icp_irq, pxa_irda_fir_irq, 0, dev->name, dev);
if (err)
goto err_irq2;
/*
* The interrupt must remain disabled for now.
*/
- disable_irq(IRQ_STUART);
- disable_irq(IRQ_ICP);
+ disable_irq(si->uart_irq);
+ disable_irq(si->icp_irq);
err = -EBUSY;
si->rxdma = pxa_request_dma("FICP_RX",DMA_PRIO_LOW, pxa_irda_fir_dma_rx_irq, dev);
@@ -720,8 +723,8 @@ static int pxa_irda_start(struct net_device *dev)
/*
* Now enable the interrupt and start the queue
*/
- enable_irq(IRQ_STUART);
- enable_irq(IRQ_ICP);
+ enable_irq(si->uart_irq);
+ enable_irq(si->icp_irq);
netif_start_queue(dev);
printk(KERN_DEBUG "pxa_ir: irda driver opened\n");
@@ -738,9 +741,9 @@ err_dma_rx_buff:
err_tx_dma:
pxa_free_dma(si->rxdma);
err_rx_dma:
- free_irq(IRQ_ICP, dev);
+ free_irq(si->icp_irq, dev);
err_irq2:
- free_irq(IRQ_STUART, dev);
+ free_irq(si->uart_irq, dev);
err_irq1:
return err;
@@ -760,8 +763,8 @@ static int pxa_irda_stop(struct net_device *dev)
si->irlap = NULL;
}
- free_irq(IRQ_STUART, dev);
- free_irq(IRQ_ICP, dev);
+ free_irq(si->uart_irq, dev);
+ free_irq(si->icp_irq, dev);
pxa_free_dma(si->rxdma);
pxa_free_dma(si->txdma);
@@ -851,6 +854,9 @@ static int pxa_irda_probe(struct platform_device *pdev)
si->dev = &pdev->dev;
si->pdata = pdev->dev.platform_data;
+ si->uart_irq = platform_get_irq(pdev, 0);
+ si->icp_irq = platform_get_irq(pdev, 1);
+
si->sir_clk = clk_get(&pdev->dev, "UARTCLK");
si->fir_clk = clk_get(&pdev->dev, "FICPCLK");
if (IS_ERR(si->sir_clk) || IS_ERR(si->fir_clk)) {
--
1.7.9.5
--
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