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[109.210.96.69]) by smtp.gmail.com with ESMTPSA id y2sm9535526wrl.4.2019.06.24.06.14.08 (version=TLS1_2 cipher=ECDHE-RSA-AES128-GCM-SHA256 bits=128/128); Mon, 24 Jun 2019 06:14:09 -0700 (PDT) From: Bartosz Golaszewski To: Sekhar Nori , David Lechner , Kevin Hilman Cc: linux-arm-kernel@lists.infradead.org, linux-kernel@vger.kernel.org, Bartosz Golaszewski Subject: [PATCH 08/10] ARM: davinci: dm644x: switch to using the clocksource driver Date: Mon, 24 Jun 2019 15:13:49 +0200 Message-Id: <20190624131351.3732-9-brgl@bgdev.pl> X-Mailer: git-send-email 2.21.0 In-Reply-To: <20190624131351.3732-1-brgl@bgdev.pl> References: <20190624131351.3732-1-brgl@bgdev.pl> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Sender: linux-kernel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-kernel@vger.kernel.org From: Bartosz Golaszewski We now have a proper clocksource driver for davinci. Switch the dm644x platform to using it. Signed-off-by: Bartosz Golaszewski Reviewed-by: David Lechner --- arch/arm/mach-davinci/dm644x.c | 24 +++++++++++++----------- 1 file changed, 13 insertions(+), 11 deletions(-) diff --git a/arch/arm/mach-davinci/dm644x.c b/arch/arm/mach-davinci/dm644x.c index 7a6b5a48cae5..24988939ae46 100644 --- a/arch/arm/mach-davinci/dm644x.c +++ b/arch/arm/mach-davinci/dm644x.c @@ -27,7 +27,8 @@ #include #include #include -#include + +#include #include "asp.h" #include "davinci.h" @@ -561,15 +562,15 @@ static struct davinci_id dm644x_ids[] = { }; /* - * T0_BOT: Timer 0, bottom: clockevent source for hrtimers - * T0_TOP: Timer 0, top : clocksource for generic timekeeping - * T1_BOT: Timer 1, bottom: (used by DSP in TI DSPLink code) - * T1_TOP: Timer 1, top : + * Bottom half of timer0 is used for clockevent, top half is used for + * clocksource. */ -static struct davinci_timer_info dm644x_timer_info = { - .timers = davinci_timer_instance, - .clockevent_id = T0_BOT, - .clocksource_id = T0_TOP, +static const struct davinci_timer_cfg dm644x_timer_cfg = { + .reg = DEFINE_RES_IO(DAVINCI_TIMER0_BASE, SZ_4K), + .irq = { + DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_TINT0_TINT12)), + DEFINE_RES_IRQ(DAVINCI_INTC_IRQ(IRQ_TINT0_TINT34)), + }, }; static struct plat_serial8250_port dm644x_serial0_platform_data[] = { @@ -647,7 +648,6 @@ static const struct davinci_soc_info davinci_soc_info_dm644x = { .pinmux_base = DAVINCI_SYSTEM_MODULE_BASE, .pinmux_pins = dm644x_pins, .pinmux_pins_num = ARRAY_SIZE(dm644x_pins), - .timer_info = &dm644x_timer_info, .emac_pdata = &dm644x_emac_pdata, .sram_dma = 0x00008000, .sram_len = SZ_16K, @@ -669,6 +669,7 @@ void __init dm644x_init_time(void) { void __iomem *pll1, *psc; struct clk *clk; + int rv; clk_register_fixed_rate(NULL, "ref_clk", NULL, 0, DM644X_REF_FREQ); @@ -684,7 +685,8 @@ void __init dm644x_init_time(void) return; } - davinci_timer_init(clk); + rv = davinci_timer_register(clk, &dm644x_timer_cfg); + WARN(rv, "Unable to register the timer: %d\n", rv); } static struct resource dm644x_pll2_resources[] = { -- 2.21.0