linux-kernel - [PATCH v6 2/9] irqchip/sunxi-nmi: add support for the NMI in A64 R

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Message-Id: <20170518071653.36561-3-icenowy@aosc.io>
Date:   Thu, 18 May 2017 15:16:46 +0800
From:   Icenowy Zheng <icenowy@...c.io>
To:     Thomas Gleixner <tglx@...utronix.de>,
        Jason Cooper <jason@...edaemon.net>,
        Marc Zyngier <marc.zyngier@....com>,
        Rob Herring <robh+dt@...nel.org>,
        Maxime Ripard <maxime.ripard@...e-electrons.com>,
        Chen-Yu Tsai <wens@...e.org>, Lee Jones <lee.jones@...aro.org>,
        Liam Girdwood <lgirdwood@...il.com>,
        Mark Brown <broonie@...nel.org>
Cc:     linux-kernel@...r.kernel.org, devicetree@...r.kernel.org,
        linux-arm-kernel@...ts.infradead.org, linux-sunxi@...glegroups.com,
        Icenowy Zheng <icenowy@...c.io>
Subject: [PATCH v6 2/9] irqchip/sunxi-nmi: add support for the NMI in A64 R_INTC

Add support for the newly imported compatible for the A64 R_INTC in
irq-sunxi-nmi driver.

Signed-off-by: Icenowy Zheng <icenowy@...c.io>
---
Changes in v5:
- Fix A64 R_INTC compatible.

 drivers/irqchip/irq-sunxi-nmi.c | 13 +++++++++++++
 1 file changed, 13 insertions(+)

diff --git a/drivers/irqchip/irq-sunxi-nmi.c b/drivers/irqchip/irq-sunxi-nmi.c
index 668730c5cb66..5559c1d593bf 100644
--- a/drivers/irqchip/irq-sunxi-nmi.c
+++ b/drivers/irqchip/irq-sunxi-nmi.c
@@ -56,6 +56,12 @@ static struct sunxi_sc_nmi_reg_offs sun9i_reg_offs = {
 	.enable	= 0x04,
 };
 
+static struct sunxi_sc_nmi_reg_offs sun50i_reg_offs = {
+	.ctrl	= 0x0c,
+	.pend	= 0x10,
+	.enable	= 0x40,
+};
+
 static inline void sunxi_sc_nmi_write(struct irq_chip_generic *gc, u32 off,
 				      u32 val)
 {
@@ -220,3 +226,10 @@ static int __init sun9i_nmi_irq_init(struct device_node *node,
 	return sunxi_sc_nmi_irq_init(node, &sun9i_reg_offs);
 }
 IRQCHIP_DECLARE(sun9i_nmi, "allwinner,sun9i-a80-nmi", sun9i_nmi_irq_init);
+
+static int __init sun50i_nmi_irq_init(struct device_node *node,
+				     struct device_node *parent)
+{
+	return sunxi_sc_nmi_irq_init(node, &sun50i_reg_offs);
+}
+IRQCHIP_DECLARE(sun50i_nmi, "allwinner,sun50i-a64-r-intc", sun50i_nmi_irq_init);
-- 
2.12.2