On 2016年07月11日 05:51, Paul Gortmaker wrote:
On Sun, Jul 10, 2016 at 3:27 AM, Wan Zongshun <vw@xxxxxxxxx> wrote:
This patch is to add irqchip driver support for nuc900 plat,
current this driver only supports nuc970 SoC.
Signed-off-by: Wan Zongshun <mcuos.com@xxxxxxxxx>
---
arch/arm/mach-w90x900/include/mach/irqs.h | 5 +
drivers/irqchip/Makefile | 1 +
drivers/irqchip/irq-nuc900.c | 150 ++++++++++++++++++++++++++++++
3 files changed, 156 insertions(+)
create mode 100644 drivers/irqchip/irq-nuc900.c
diff --git a/arch/arm/mach-w90x900/include/mach/irqs.h b/arch/arm/mach-w90x900/include/mach/irqs.h
index 9d5cba3..3b035c6 100644
--- a/arch/arm/mach-w90x900/include/mach/irqs.h
+++ b/arch/arm/mach-w90x900/include/mach/irqs.h
@@ -59,7 +59,12 @@
#define IRQ_KPI W90X900_IRQ(29)
#define IRQ_P2SGROUP W90X900_IRQ(30)
#define IRQ_ADC W90X900_IRQ(31)
+
+#if !defined(CONFIG_SOC_NUC900)
#define NR_IRQS (IRQ_ADC+1)
+#else
+#define NR_IRQS 62
+#endif
/*for irq group*/
diff --git a/drivers/irqchip/Makefile b/drivers/irqchip/Makefile
index 38853a1..9ccd5af8a 100644
--- a/drivers/irqchip/Makefile
+++ b/drivers/irqchip/Makefile
@@ -69,3 +69,4 @@ obj-$(CONFIG_PIC32_EVIC) += irq-pic32-evic.o
obj-$(CONFIG_MVEBU_ODMI) += irq-mvebu-odmi.o
obj-$(CONFIG_LS_SCFG_MSI) += irq-ls-scfg-msi.o
obj-$(CONFIG_EZNPS_GIC) += irq-eznps.o
+obj-$(CONFIG_SOC_NUC970) += irq-nuc900.o
diff --git a/drivers/irqchip/irq-nuc900.c b/drivers/irqchip/irq-nuc900.c
new file mode 100644
index 0000000..c4b2e39
--- /dev/null
+++ b/drivers/irqchip/irq-nuc900.c
@@ -0,0 +1,150 @@
+/*
+ * Copyright 2016 Wan Zongshun <mcuos.com@xxxxxxxxx>
+ *
+ * The code contained herein is licensed under the GNU General Public
+ * License. You may obtain a copy of the GNU General Public License
+ * Version 2 or later at the following locations:
+ *
+ * http://www.opensource.org/licenses/gpl-license.html
+ * http://www.gnu.org/copyleft/gpl.html
+ */
+
+#include <linux/module.h>
Why do you include module.h when I don't see anything modular in
this driver?
Okay, I can delete it.
Paul.
--
+#include <linux/init.h>
+#include <linux/irq.h>
+#include <linux/irqchip.h>
+#include <linux/irqdomain.h>
+#include <linux/io.h>
+#include <linux/ioport.h>
+#include <linux/of_address.h>
+#include <linux/of_irq.h>
+
+#include <asm/exception.h>
+#include <asm/hardirq.h>
+
[...]
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