From: Mesih Kilinc <mesihkilinc@gmail.com>
To: devicetree@vger.kernel.org, linux-arm-kernel@lists.infradead.org,
linux-kernel@vger.kernel.org, linux-clk@vger.kernel.org,
linux-gpio@vger.kernel.org, linux-sunxi@googlegroups.com
Cc: Mesih Kilinc <mesihkilinc@gmail.com>,
Maxime Ripard <maxime.ripard@free-electrons.com>,
Chen-Yu Tsai <wens@csie.org>,
Russell King <linux@armlinux.org.uk>,
Daniel Lezcano <daniel.lezcano@linaro.org>,
Marc Zyngier <marc.zyngier@arm.com>,
Linus Walleij <linus.walleij@linaro.org>,
Icenowy Zheng <icenowy@aosc.io>, Rob Herring <robh+dt@kernel.org>,
Julian Calaby <julian.calaby@gmail.com>
Subject: [RFC PATCH v4 07/17] irqchip/sun4i: Add support for Allwinner ARMv5 F1C100s
Date: Sun, 25 Nov 2018 10:43:10 +0300 [thread overview]
Message-ID: <1f3cce09623052eaa90093f13ea9d13047a2b250.1543131714.git.mesihkilinc@gmail.com> (raw)
In-Reply-To: <cover.1543131714.git.mesihkilinc@gmail.com>
This patch adds support for suniv Allwinner ARMv5 F1C100s SoC which has
stripped version of interrupt controller that found in A10/A13.
Signed-off-by: Mesih Kilinc <mesihkilinc@gmail.com>
---
drivers/irqchip/irq-sun4i.c | 47 +++++++++++++++++++++++++++++++++++----------
1 file changed, 37 insertions(+), 10 deletions(-)
diff --git a/drivers/irqchip/irq-sun4i.c b/drivers/irqchip/irq-sun4i.c
index 507f4e3..fb78d66 100644
--- a/drivers/irqchip/irq-sun4i.c
+++ b/drivers/irqchip/irq-sun4i.c
@@ -32,6 +32,8 @@
#define SUN4I_IRQ_MASK_REG(data, x) ((data)->mask_reg_offset + 0x4 * x)
#define SUN4I_IRQ_ENABLE_REG_OFFSET 0x40
#define SUN4I_IRQ_MASK_REG_OFFSET 0x50
+#define SUNIV_IRQ_ENABLE_REG_OFFSET 0x20
+#define SUNIV_IRQ_MASK_REG_OFFSET 0x30
struct sun4i_irq_chip_data {
void __iomem *irq_base;
@@ -105,15 +107,6 @@ static const struct irq_domain_ops sun4i_irq_ops = {
static int __init sun4i_of_init(struct device_node *node,
struct device_node *parent)
{
- irq_ic_data = kzalloc(sizeof(struct sun4i_irq_chip_data), GFP_KERNEL);
- if (!irq_ic_data) {
- pr_err("kzalloc failed!\n");
- return -ENOMEM;
- }
-
- irq_ic_data->enable_reg_offset = SUN4I_IRQ_ENABLE_REG_OFFSET;
- irq_ic_data->mask_reg_offset = SUN4I_IRQ_MASK_REG_OFFSET;
-
irq_ic_data->irq_base = of_iomap(node, 0);
if (!irq_ic_data->irq_base)
panic("%pOF: unable to map IC registers\n",
@@ -149,7 +142,41 @@ static int __init sun4i_of_init(struct device_node *node,
return 0;
}
-IRQCHIP_DECLARE(allwinner_sun4i_ic, "allwinner,sun4i-a10-ic", sun4i_of_init);
+
+static int __init sun4i_ic_of_init(struct device_node *node,
+ struct device_node *parent)
+{
+ irq_ic_data = kzalloc(sizeof(struct sun4i_irq_chip_data), GFP_KERNEL);
+ if (!irq_ic_data) {
+ pr_err("kzalloc failed!\n");
+ return -ENOMEM;
+ }
+
+ irq_ic_data->enable_reg_offset = SUN4I_IRQ_ENABLE_REG_OFFSET;
+ irq_ic_data->mask_reg_offset = SUN4I_IRQ_MASK_REG_OFFSET;
+
+ return sun4i_of_init(node, parent);
+}
+
+IRQCHIP_DECLARE(allwinner_sun4i_ic, "allwinner,sun4i-a10-ic", sun4i_ic_of_init);
+
+static int __init suniv_ic_of_init(struct device_node *node,
+ struct device_node *parent)
+{
+ irq_ic_data = kzalloc(sizeof(struct sun4i_irq_chip_data), GFP_KERNEL);
+ if (!irq_ic_data) {
+ pr_err("kzalloc failed!\n");
+ return -ENOMEM;
+ }
+
+ irq_ic_data->enable_reg_offset = SUNIV_IRQ_ENABLE_REG_OFFSET;
+ irq_ic_data->mask_reg_offset = SUNIV_IRQ_MASK_REG_OFFSET;
+
+ return sun4i_of_init(node, parent);
+}
+
+IRQCHIP_DECLARE(allwinner_sunvi_ic, "allwinner,suniv-f1c100s-ic",
+ suniv_ic_of_init);
static void __exception_irq_entry sun4i_handle_irq(struct pt_regs *regs)
{
--
2.7.4
next prev parent reply other threads:[~2018-11-25 7:44 UTC|newest]
Thread overview: 31+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-11-25 7:43 [RFC PATCH v4 00/17] initial support for "suniv" Allwinner new ARM9 SoC Mesih Kilinc
2018-11-25 7:43 ` [RFC PATCH v4 01/17] ARM: Check ARCH_MULTI_V7 to differentiate ARMv5/v7 Allwinner SoCs Mesih Kilinc
2018-11-25 7:43 ` [RFC PATCH v4 02/17] dt-bindings: arm: Add new Allwinner ARMv5 F1C100s SoC Mesih Kilinc
2018-11-26 22:48 ` Rob Herring
2018-11-25 7:43 ` [RFC PATCH v4 03/17] ARM: sunxi: add Allwinner ARMv5 SoCs Mesih Kilinc
2018-11-25 7:43 ` [RFC PATCH v4 04/17] dt-bindings: interrupt-controller: Add suniv interrupt-controller Mesih Kilinc
2018-11-26 22:49 ` Rob Herring
2018-11-25 7:43 ` [RFC PATCH v4 05/17] irqchip/sun4i: Add a struct to hold global variables Mesih Kilinc
2018-11-27 9:48 ` Maxime Ripard
2018-11-25 7:43 ` [RFC PATCH v4 06/17] irqchip/sun4i: Move IC specific register offsets to struct Mesih Kilinc
2018-11-27 9:49 ` Maxime Ripard
2018-11-25 7:43 ` Mesih Kilinc [this message]
2018-11-27 9:49 ` [RFC PATCH v4 07/17] irqchip/sun4i: Add support for Allwinner ARMv5 F1C100s Maxime Ripard
2018-11-25 7:43 ` [RFC PATCH v4 08/17] dt-bindings: timer: Add Allwinner suniv timer Mesih Kilinc
2018-11-27 1:37 ` Rob Herring
2018-11-25 7:43 ` [RFC PATCH v4 09/17] clocksource: sun4i: add a compatible for suniv Mesih Kilinc
2018-11-25 7:43 ` [RFC PATCH v4 10/17] dt-bindings: pinctrl: Add Allwinner suniv F1C100s pinctrl Mesih Kilinc
2018-11-25 12:48 ` Linus Walleij
2018-11-25 7:43 ` [RFC PATCH v4 11/17] pinctrl: sunxi: add support for suniv F1C100s (newer F-series SoCs) Mesih Kilinc
2018-11-25 12:49 ` Linus Walleij
2018-11-25 7:43 ` [RFC PATCH v4 12/17] dt-bindings: clock: Add Allwinner suniv F1C100s CCU Mesih Kilinc
2018-11-27 1:39 ` Rob Herring
2018-11-25 7:43 ` [RFC PATCH v4 13/17] clk: sunxi-ng: add support for suniv F1C100s SoC Mesih Kilinc
2018-11-28 21:53 ` Stephen Boyd
2018-11-25 7:43 ` [RFC PATCH v4 14/17] dt-bindings: sram: Add Allwinner suniv F1C100s Mesih Kilinc
2018-11-27 1:39 ` Rob Herring
2018-11-25 7:43 ` [RFC PATCH v4 15/17] dt-bindings: watchdog: Add Allwinner ARMv5 F1C100s wdt Mesih Kilinc
2018-11-27 1:40 ` Rob Herring
2018-11-25 7:43 ` [RFC PATCH v4 16/17] ARM: dts: suniv: add initial DTSI file for F1C100s Mesih Kilinc
2018-11-27 9:59 ` Maxime Ripard
2018-11-25 7:43 ` [RFC PATCH v4 17/17] ARM: suniv: f1c100s: add device tree for Lichee Pi Nano Mesih Kilinc
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