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Fri, 08 Feb 2019 09:35:26 -0800 (PST) From: Bartosz Golaszewski To: Sekhar Nori , Kevin Hilman , Daniel Lezcano , Rob Herring , Mark Rutland , Thomas Gleixner , David Lechner Subject: [PATCH v2 17/33] ARM: davinci: aintc: move timer-specific irq_set_handler() out of irq.c Date: Fri, 8 Feb 2019 18:34:42 +0100 Message-Id: <20190208173458.4801-18-brgl@bgdev.pl> X-Mailer: git-send-email 2.20.1 In-Reply-To: <20190208173458.4801-1-brgl@bgdev.pl> References: <20190208173458.4801-1-brgl@bgdev.pl> MIME-Version: 1.0 X-CRM114-Version: 20100106-BlameMichelson ( TRE 0.8.0 (BSD) ) MR-646709E3 X-CRM114-CacheID: sfid-20190208_093528_680475_B5BC6C2E X-CRM114-Status: GOOD ( 15.25 ) X-BeenThere: linux-arm-kernel@lists.infradead.org X-Mailman-Version: 2.1.21 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Cc: devicetree@vger.kernel.org, linux-kernel@vger.kernel.org, linux-arm-kernel@lists.infradead.org, Bartosz Golaszewski Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "linux-arm-kernel" Errors-To: linux-arm-kernel-bounces+infradead-linux-arm-kernel=archiver.kernel.org@lists.infradead.org From: Bartosz Golaszewski I've been unable to figure out exactly why, but it seems that the IRQ_TINT1_TINT34 interrupt for timer 1 needs to be handled as a level irq, not edge like all others. Let's move the handler setup out of the aintc driver where it's lived since the beginning and into the dm* SoC-specific files where it belongs. Signed-off-by: Bartosz Golaszewski --- arch/arm/mach-davinci/dm355.c | 8 ++++++++ arch/arm/mach-davinci/dm365.c | 8 ++++++++ arch/arm/mach-davinci/dm644x.c | 8 ++++++++ arch/arm/mach-davinci/dm646x.c | 8 ++++++++ arch/arm/mach-davinci/irq.c | 3 --- 5 files changed, 32 insertions(+), 3 deletions(-) diff --git a/arch/arm/mach-davinci/dm355.c b/arch/arm/mach-davinci/dm355.c index c7cd765114af..a732f2ea1d9a 100644 --- a/arch/arm/mach-davinci/dm355.c +++ b/arch/arm/mach-davinci/dm355.c @@ -15,6 +15,7 @@ #include #include #include +#include #include #include #include @@ -744,6 +745,13 @@ void __init dm355_init_time(void) psc = ioremap(DAVINCI_PWR_SLEEP_CNTRL_BASE, SZ_4K); dm355_psc_init(NULL, psc); + /* + * Nobody knows why anymore, but this interrupt has been handled as + * a level irq from the very beginning of davinci support in mainline + * linux. + */ + irq_set_handler(DAVINCI_INTC_IRQ(IRQ_TINT1_TINT34), handle_level_irq); + clk = clk_get(NULL, "timer0"); davinci_timer_init(clk); diff --git a/arch/arm/mach-davinci/dm365.c b/arch/arm/mach-davinci/dm365.c index bde3c3b94cc9..79afde34cfbb 100644 --- a/arch/arm/mach-davinci/dm365.c +++ b/arch/arm/mach-davinci/dm365.c @@ -19,6 +19,7 @@ #include #include #include +#include #include #include #include @@ -785,6 +786,13 @@ void __init dm365_init_time(void) psc = ioremap(DAVINCI_PWR_SLEEP_CNTRL_BASE, SZ_4K); dm365_psc_init(NULL, psc); + /* + * Nobody knows why anymore, but this interrupt has been handled as + * a level irq from the very beginning of davinci support in mainline + * linux. + */ + irq_set_handler(DAVINCI_INTC_IRQ(IRQ_TINT1_TINT34), handle_level_irq); + clk = clk_get(NULL, "timer0"); davinci_timer_init(clk); diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c index 6d3498058283..007d979d2d64 100644 --- a/arch/arm/mach-davinci/dm644x.c +++ b/arch/arm/mach-davinci/dm644x.c @@ -14,6 +14,7 @@ #include #include #include +#include #include #include #include @@ -680,6 +681,13 @@ void __init dm644x_init_time(void) psc = ioremap(DAVINCI_PWR_SLEEP_CNTRL_BASE, SZ_4K); dm644x_psc_init(NULL, psc); + /* + * Nobody knows why anymore, but this interrupt has been handled as + * a level irq from the very beginning of davinci support in mainline + * linux. + */ + irq_set_handler(DAVINCI_INTC_IRQ(IRQ_TINT1_TINT34), handle_level_irq); + clk = clk_get(NULL, "timer0"); davinci_timer_init(clk); diff --git a/arch/arm/mach-davinci/dm646x.c b/arch/arm/mach-davinci/dm646x.c index a0a8b336c1a4..a643d78ad644 100644 --- a/arch/arm/mach-davinci/dm646x.c +++ b/arch/arm/mach-davinci/dm646x.c @@ -15,6 +15,7 @@ #include #include #include +#include #include #include #include @@ -664,6 +665,13 @@ void __init dm646x_init_time(unsigned long ref_clk_rate, psc = ioremap(DAVINCI_PWR_SLEEP_CNTRL_BASE, SZ_4K); dm646x_psc_init(NULL, psc); + /* + * Nobody knows why anymore, but this interrupt has been handled as + * a level irq from the very beginning of davinci support in mainline + * linux. + */ + irq_set_handler(DAVINCI_INTC_IRQ(IRQ_TINT1_TINT34), handle_level_irq); + clk = clk_get(NULL, "timer0"); davinci_timer_init(clk); diff --git a/arch/arm/mach-davinci/irq.c b/arch/arm/mach-davinci/irq.c index f5578abfc0aa..0f469c59acfb 100644 --- a/arch/arm/mach-davinci/irq.c +++ b/arch/arm/mach-davinci/irq.c @@ -18,8 +18,6 @@ #include #include -#include "irqs.h" - #define DAVINCI_AINTC_FIQ_REG0 0x00 #define DAVINCI_AINTC_FIQ_REG1 0x04 #define DAVINCI_AINTC_IRQ_REG0 0x08 @@ -146,6 +144,5 @@ void __init davinci_aintc_init(const struct davinci_aintc_config *config) davinci_aintc_setup_gc(davinci_aintc_base + reg_off, irq_base + irq_off, 32); - irq_set_handler(DAVINCI_INTC_IRQ(IRQ_TINT1_TINT34), handle_level_irq); set_handle_irq(davinci_aintc_handle_irq); } -- 2.20.1 _______________________________________________ linux-arm-kernel mailing list linux-arm-kernel@lists.infradead.org http://lists.infradead.org/mailman/listinfo/linux-arm-kernel