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irqchip: add gpio IRQ support for g12a

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PD#156734: irqchip: add gpio IRQ support for g12a

Change-Id: I6eac421ca9ac9d908f3c52f0417da32fdde74c57
Signed-off-by: Xingyu Chen <xingyu.chen@amlogic.com>
This commit is contained in:
Xingyu Chen
2018-01-02 12:01:40 +08:00
committed by Yixun Lan
parent 229df792fa
commit f595962f03
3 changed files with 17 additions and 0 deletions
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1
Documentation/devicetree/bindings/interrupt-controller/amlogic,meson-gpio-intc.txt
View File

@@ -16,6 +16,7 @@ Required properties:
“amlogic,meson-gxl-gpio-intc” for GXL SoCs (S905X, S912) or
“amlogic,meson-axg-gpio-intc” for AXG SoCs (A113G, A113D) or
“amlogic,meson-txlx-gpio-intc” for TXLX SoCs (T962X, T962E)
“amlogic,meson-g12a-gpio-intc” for G12A SoCs (S905D2, S905X2, S905Y2)
- interrupt-parent : a phandle to the GIC the interrupts are routed to.
Usually this is provided at the root level of the device tree as it is
common to most of the SoC.

11
arch/arm64/boot/dts/amlogic/mesong12a.dtsi
View File

@@ -211,6 +211,17 @@
#size-cells = <2>;
ranges = <0x0 0x0 0x0 0xffd00000 0x0 0x26000>;
gpio_intc: interrupt-controller@f080 {
compatible = "amlogic,meson-gpio-intc",
"amlogic,meson-g12a-gpio-intc";
reg = <0x0 0xf080 0x0 0x10>;
interrupt-controller;
#interrupt-cells = <2>;
amlogic,channel-interrupts =
<64 65 66 67 68 69 70 71>;
status = "okay";
};
meson_clk_msr {
compatible = "amlogic, gxl_measure";
reg = <0x0 0x18004 0x0 0x4

5
drivers/amlogic/irqchip/irq-meson-gpio.c
View File

@@ -71,6 +71,10 @@ static const struct meson_gpio_irq_params txlx_params = {
.nr_hwirq = 119,
};
static const struct meson_gpio_irq_params g12a_params = {
.nr_hwirq = 100,
};
static const struct of_device_id meson_irq_gpio_matches[] = {
{ .compatible = "amlogic,meson8-gpio-intc", .data = &meson8_params },
{ .compatible = "amlogic,meson8b-gpio-intc", .data = &meson8b_params },
@@ -78,6 +82,7 @@ static const struct of_device_id meson_irq_gpio_matches[] = {
{ .compatible = "amlogic,meson-gxl-gpio-intc", .data = &gxl_params },
{ .compatible = "amlogic,meson-axg-gpio-intc", .data = &axg_params },
{ .compatible = "amlogic,meson-txlx-gpio-intc", .data = &txlx_params },
{ .compatible = "amlogic,meson-g12a-gpio-intc", .data = &g12a_params },
{ }
};