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Message-ID: <CAGOxZ52Aqp+_fcOMJuB2ouHzOMzX4s_mP1jDrgYYtNAx+rDXJg@mail.gmail.com>
Date: Sat, 17 Sep 2016 23:00:00 +0530
From: Alim Akhtar <alim.akhtar@...il.com>
To: Krzysztof Kozlowski <krzk@...nel.org>
Cc: Kukjin Kim <kgene@...nel.org>,
Javier Martinez Canillas <javier@....samsung.com>,
"devicetree@...r.kernel.org" <devicetree@...r.kernel.org>,
"linux-arm-kernel@...ts.infradead.org"
<linux-arm-kernel@...ts.infradead.org>,
"linux-samsung-soc@...r.kernel.org"
<linux-samsung-soc@...r.kernel.org>,
"linux-kernel@...r.kernel.org" <linux-kernel@...r.kernel.org>,
Marek Szyprowski <m.szyprowski@...sung.com>,
Bartlomiej Zolnierkiewicz <b.zolnierkie@...sung.com>,
Geert Uytterhoeven <geert@...ux-m68k.org>,
Alban Browaeys <alban.browaeys@...il.com>,
Marc Zyngier <marc.zyngier@....com>
Subject: Re: [PATCH 06/10] ARM: dts: exynos: Fix invalid GIC interrupt flags
in exynos5
On Sat, Sep 17, 2016 at 1:12 AM, Krzysztof Kozlowski <krzk@...nel.org> wrote:
> Interrupt of type IRQ_TYPE_NONE is not allowed for GIC interrupts and
> generates an error:
> genirq: Setting trigger mode 0 for irq 16 failed (gic_set_type+0x0/0x68)
>
> The GIC requires shared interrupts to be edge rising or level high.
> Platform declares support for both. Choose level high everywhere.
>
> Reported-by: Marek Szyprowski <m.szyprowski@...sung.com>
> Reported-by: Geert Uytterhoeven <geert@...ux-m68k.org>
> Reported-by: Alban Browaeys <alban.browaeys@...il.com>
> Cc: Marc Zyngier <marc.zyngier@....com>
> Signed-off-by: Krzysztof Kozlowski <krzk@...nel.org>
> ---
Reviewed-by: Alim Akhtar <alim.akhtar@...sung.com>
Tested in exynos5800, so
Tested-by: Alim Akhtar <alim.akhtar@...sung.com>
> arch/arm/boot/dts/exynos5.dtsi | 60 ++++++++++++++++++++++++++++++------------
> 1 file changed, 43 insertions(+), 17 deletions(-)
>
> diff --git a/arch/arm/boot/dts/exynos5.dtsi b/arch/arm/boot/dts/exynos5.dtsi
> index 8f06609879f5..d9b1607db5ad 100644
> --- a/arch/arm/boot/dts/exynos5.dtsi
> +++ b/arch/arm/boot/dts/exynos5.dtsi
> @@ -13,6 +13,7 @@
> * published by the Free Software Foundation.
> */
>
> +#include <dt-bindings/interrupt-controller/irq.h>
> #include "exynos-syscon-restart.dtsi"
>
> / {
> @@ -53,14 +54,38 @@
> interrupt-controller;
> samsung,combiner-nr = <32>;
> reg = <0x10440000 0x1000>;
> - interrupts = <0 0 0>, <0 1 0>, <0 2 0>, <0 3 0>,
> - <0 4 0>, <0 5 0>, <0 6 0>, <0 7 0>,
> - <0 8 0>, <0 9 0>, <0 10 0>, <0 11 0>,
> - <0 12 0>, <0 13 0>, <0 14 0>, <0 15 0>,
> - <0 16 0>, <0 17 0>, <0 18 0>, <0 19 0>,
> - <0 20 0>, <0 21 0>, <0 22 0>, <0 23 0>,
> - <0 24 0>, <0 25 0>, <0 26 0>, <0 27 0>,
> - <0 28 0>, <0 29 0>, <0 30 0>, <0 31 0>;
> + interrupts = <0 0 IRQ_TYPE_LEVEL_HIGH>,
> + <0 1 IRQ_TYPE_LEVEL_HIGH>,
> + <0 2 IRQ_TYPE_LEVEL_HIGH>,
> + <0 3 IRQ_TYPE_LEVEL_HIGH>,
> + <0 4 IRQ_TYPE_LEVEL_HIGH>,
> + <0 5 IRQ_TYPE_LEVEL_HIGH>,
> + <0 6 IRQ_TYPE_LEVEL_HIGH>,
> + <0 7 IRQ_TYPE_LEVEL_HIGH>,
> + <0 8 IRQ_TYPE_LEVEL_HIGH>,
> + <0 9 IRQ_TYPE_LEVEL_HIGH>,
> + <0 10 IRQ_TYPE_LEVEL_HIGH>,
> + <0 11 IRQ_TYPE_LEVEL_HIGH>,
> + <0 12 IRQ_TYPE_LEVEL_HIGH>,
> + <0 13 IRQ_TYPE_LEVEL_HIGH>,
> + <0 14 IRQ_TYPE_LEVEL_HIGH>,
> + <0 15 IRQ_TYPE_LEVEL_HIGH>,
> + <0 16 IRQ_TYPE_LEVEL_HIGH>,
> + <0 17 IRQ_TYPE_LEVEL_HIGH>,
> + <0 18 IRQ_TYPE_LEVEL_HIGH>,
> + <0 19 IRQ_TYPE_LEVEL_HIGH>,
> + <0 20 IRQ_TYPE_LEVEL_HIGH>,
> + <0 21 IRQ_TYPE_LEVEL_HIGH>,
> + <0 22 IRQ_TYPE_LEVEL_HIGH>,
> + <0 23 IRQ_TYPE_LEVEL_HIGH>,
> + <0 24 IRQ_TYPE_LEVEL_HIGH>,
> + <0 25 IRQ_TYPE_LEVEL_HIGH>,
> + <0 26 IRQ_TYPE_LEVEL_HIGH>,
> + <0 27 IRQ_TYPE_LEVEL_HIGH>,
> + <0 28 IRQ_TYPE_LEVEL_HIGH>,
> + <0 29 IRQ_TYPE_LEVEL_HIGH>,
> + <0 30 IRQ_TYPE_LEVEL_HIGH>,
> + <0 31 IRQ_TYPE_LEVEL_HIGH>;
> };
>
> gic: interrupt-controller@...81000 {
> @@ -82,31 +107,31 @@
> serial_0: serial@...00000 {
> compatible = "samsung,exynos4210-uart";
> reg = <0x12C00000 0x100>;
> - interrupts = <0 51 0>;
> + interrupts = <0 51 IRQ_TYPE_LEVEL_HIGH>;
> };
>
> serial_1: serial@...10000 {
> compatible = "samsung,exynos4210-uart";
> reg = <0x12C10000 0x100>;
> - interrupts = <0 52 0>;
> + interrupts = <0 52 IRQ_TYPE_LEVEL_HIGH>;
> };
>
> serial_2: serial@...20000 {
> compatible = "samsung,exynos4210-uart";
> reg = <0x12C20000 0x100>;
> - interrupts = <0 53 0>;
> + interrupts = <0 53 IRQ_TYPE_LEVEL_HIGH>;
> };
>
> serial_3: serial@...30000 {
> compatible = "samsung,exynos4210-uart";
> reg = <0x12C30000 0x100>;
> - interrupts = <0 54 0>;
> + interrupts = <0 54 IRQ_TYPE_LEVEL_HIGH>;
> };
>
> i2c_0: i2c@...60000 {
> compatible = "samsung,s3c2440-i2c";
> reg = <0x12C60000 0x100>;
> - interrupts = <0 56 0>;
> + interrupts = <0 56 IRQ_TYPE_LEVEL_HIGH>;
> #address-cells = <1>;
> #size-cells = <0>;
> samsung,sysreg-phandle = <&sysreg_system_controller>;
> @@ -116,7 +141,7 @@
> i2c_1: i2c@...70000 {
> compatible = "samsung,s3c2440-i2c";
> reg = <0x12C70000 0x100>;
> - interrupts = <0 57 0>;
> + interrupts = <0 57 IRQ_TYPE_LEVEL_HIGH>;
> #address-cells = <1>;
> #size-cells = <0>;
> samsung,sysreg-phandle = <&sysreg_system_controller>;
> @@ -126,7 +151,7 @@
> i2c_2: i2c@...80000 {
> compatible = "samsung,s3c2440-i2c";
> reg = <0x12C80000 0x100>;
> - interrupts = <0 58 0>;
> + interrupts = <0 58 IRQ_TYPE_LEVEL_HIGH>;
> #address-cells = <1>;
> #size-cells = <0>;
> samsung,sysreg-phandle = <&sysreg_system_controller>;
> @@ -136,7 +161,7 @@
> i2c_3: i2c@...90000 {
> compatible = "samsung,s3c2440-i2c";
> reg = <0x12C90000 0x100>;
> - interrupts = <0 59 0>;
> + interrupts = <0 59 IRQ_TYPE_LEVEL_HIGH>;
> #address-cells = <1>;
> #size-cells = <0>;
> samsung,sysreg-phandle = <&sysreg_system_controller>;
> @@ -153,7 +178,8 @@
> rtc: rtc@...E0000 {
> compatible = "samsung,s3c6410-rtc";
> reg = <0x101E0000 0x100>;
> - interrupts = <0 43 0>, <0 44 0>;
> + interrupts = <0 43 IRQ_TYPE_LEVEL_HIGH>,
> + <0 44 IRQ_TYPE_LEVEL_HIGH>;
> status = "disabled";
> };
>
> --
> 2.7.4
>
> --
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--
Regards,
Alim
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