Messages in this thread | | | Subject | Re: [PATCH 2/2] irqchip/meson-gpio: Add support for Meson-G12A SoC | From | Neil Armstrong <> | Date | Mon, 3 Dec 2018 11:06:35 +0100 |
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On 03/12/2018 10:28, Xingyu Chen wrote: > > > On 2018/12/3 17:19, Jerome Brunet wrote: >> On Mon, 2018-12-03 at 14:13 +0800, Xingyu Chen wrote: >>> The Meson-G12A SoC uses the same GPIO interrupt controller IP block as the >>> other Meson SoCs, A totle of 100 pins can be spied on, which is the sum of: >>> >>> - 223:100 undefined (no interrupt) >>> - 99:97 3 pins on bank GPIOE >>> - 96:77 20 pins on bank GPIOX >>> - 76:61 16 pins on bank GPIOA >>> - 60:53 8 pins on bank GPIOC >>> - 52:37 16 pins on bank BOOT >>> - 36:28 9 pins on bank GPIOH >>> - 27:12 16 pins on bank GPIOZ >>> - 11:0 12 pins in the AO domain >>> >>> Signed-off-by: Xingyu Chen <xingyu.chen@amlogic.com> >>> Signed-off-by: Jianxin Pan <jianxin.pan@amlogic.com> >>> --- >>> drivers/irqchip/irq-meson-gpio.c | 5 +++++ >>> 1 file changed, 5 insertions(+) >>> >>> diff --git a/drivers/irqchip/irq-meson-gpio.c b/drivers/irqchip/irq-meson- >>> gpio.c >>> index 7b531fd075b8..971e8dea069a 100644 >>> --- a/drivers/irqchip/irq-meson-gpio.c >>> +++ b/drivers/irqchip/irq-meson-gpio.c >>> @@ -67,12 +67,17 @@ static const struct meson_gpio_irq_params axg_params = { >>> .nr_hwirq = 100, >>> }; >>> +static const struct meson_gpio_irq_params g12a_params = { >>> + .nr_hwirq = 100, >>> +}; >>> + >> >> Same comment as on i2c, the g12 seems compatible with the axg. >> Is this patchset patchset really necessary ? >> > Although the total number of pins is the same as the Meson-AXG SoC, the gpio banks and irq numbers are different. To avoid confusion on use, i think the new compatible string is needed.
OK for the new compatible, but you can re-use the same struct like for i2c.
Neil
>>> 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 >>> }, >>> { .compatible = "amlogic,meson-gxbb-gpio-intc", .data = &gxbb_params >>> }, >>> { .compatible = "amlogic,meson-gxl-gpio-intc", .data = &gxl_params }, >>> { .compatible = "amlogic,meson-axg-gpio-intc", .data = &axg_params }, >>> + { .compatible = "amlogic,meson-g12a-gpio-intc", .data = &g12a_params >>> }, >>> { } >>> }; >>> >> >> >> . >> > > _______________________________________________ > linux-amlogic mailing list > linux-amlogic@lists.infradead.org > http://lists.infradead.org/mailman/listinfo/linux-amlogic
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