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[77.183.181.102]) by smtp.gmail.com with ESMTPSA id 4fb4d7f45d1cf-5db7364258csm6021077a12.1.2025.01.20.12.38.16 (version=TLS1_3 cipher=TLS_AES_256_GCM_SHA384 bits=256/256); Mon, 20 Jan 2025 12:38:16 -0800 (PST) From: Bernhard Beschow To: qemu-devel@nongnu.org Cc: Paolo Bonzini , =?UTF-8?q?Marc-Andr=C3=A9=20Lureau?= , Alistair Francis , Peter Maydell , Jean-Christophe Dubois , qemu-arm@nongnu.org, Andrey Smirnov , "Edgar E. Iglesias" , Bernhard Beschow Subject: [PATCH 14/21] hw/arm/fsl-imx8mp: Implement gneral purpose timers Date: Mon, 20 Jan 2025 21:37:41 +0100 Message-ID: <20250120203748.4687-15-shentey@gmail.com> X-Mailer: git-send-email 2.48.1 In-Reply-To: <20250120203748.4687-1-shentey@gmail.com> References: <20250120203748.4687-1-shentey@gmail.com> MIME-Version: 1.0 Content-Transfer-Encoding: 8bit Received-SPF: pass client-ip=2a00:1450:4864:20::52a; envelope-from=shentey@gmail.com; helo=mail-ed1-x52a.google.com X-Spam_score_int: -20 X-Spam_score: -2.1 X-Spam_bar: -- X-Spam_report: (-2.1 / 5.0 requ) BAYES_00=-1.9, DKIM_SIGNED=0.1, DKIM_VALID=-0.1, DKIM_VALID_AU=-0.1, DKIM_VALID_EF=-0.1, FREEMAIL_FROM=0.001, RCVD_IN_DNSWL_NONE=-0.0001, SPF_HELO_NONE=0.001, SPF_PASS=-0.001 autolearn=ham autolearn_force=no X-Spam_action: no action X-BeenThere: qemu-arm@nongnu.org X-Mailman-Version: 2.1.29 Precedence: list List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , Errors-To: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org Sender: qemu-arm-bounces+alex.bennee=linaro.org@nongnu.org X-TUID: D3IHslNFXKNE Signed-off-by: Bernhard Beschow --- docs/system/arm/imx8mp-evk.rst | 1 + include/hw/arm/fsl-imx8mp.h | 11 +++++++ include/hw/timer/imx_gpt.h | 1 + hw/arm/fsl-imx8mp.c | 53 ++++++++++++++++++++++++++++++++++ hw/timer/imx_gpt.c | 25 ++++++++++++++++ hw/arm/Kconfig | 1 + 6 files changed, 92 insertions(+) diff --git a/docs/system/arm/imx8mp-evk.rst b/docs/system/arm/imx8mp-evk.rst index 4f964a715f..8a17b170c0 100644 --- a/docs/system/arm/imx8mp-evk.rst +++ b/docs/system/arm/imx8mp-evk.rst @@ -19,6 +19,7 @@ The ``imx8mp-evk`` machine implements the following devices: * 6 I2C Controllers * 3 SPI Controllers * 3 Watchdogs + * 6 General Purpose Timers * Secure Non-Volatile Storage (SNVS) including an RTC * Clock Tree diff --git a/include/hw/arm/fsl-imx8mp.h b/include/hw/arm/fsl-imx8mp.h index 81948a2a5e..bceaf1ffd6 100644 --- a/include/hw/arm/fsl-imx8mp.h +++ b/include/hw/arm/fsl-imx8mp.h @@ -16,10 +16,12 @@ #include "hw/intc/arm_gicv3_common.h" #include "hw/misc/imx7_snvs.h" #include "hw/misc/imx8mp_ccm.h" +#include "hw/or-irq.h" #include "hw/pci-host/designware.h" #include "hw/pci-host/fsl_imx8m_phy.h" #include "hw/sd/sdhci.h" #include "hw/ssi/imx_spi.h" +#include "hw/timer/imx_gpt.h" #include "hw/watchdog/wdt_imx2.h" #include "qom/object.h" #include "qemu/units.h" @@ -34,6 +36,7 @@ enum FslImx8mpConfiguration { FSL_IMX8MP_NUM_CPUS = 4, FSL_IMX8MP_NUM_ECSPIS = 3, FSL_IMX8MP_NUM_GPIOS = 5, + FSL_IMX8MP_NUM_GPTS = 6, FSL_IMX8MP_NUM_I2CS = 6, FSL_IMX8MP_NUM_IRQS = 160, FSL_IMX8MP_NUM_UARTS = 4, @@ -46,6 +49,7 @@ struct FslImx8mpState { ARMCPU cpu[FSL_IMX8MP_NUM_CPUS]; GICv3State gic; + IMXGPTState gpt[FSL_IMX8MP_NUM_GPTS]; IMXGPIOState gpio[FSL_IMX8MP_NUM_GPIOS]; IMX8MPCCMState ccm; IMX8MPAnalogState analog; @@ -57,6 +61,7 @@ struct FslImx8mpState { IMX2WdtState wdt[FSL_IMX8MP_NUM_WDTS]; DesignwarePCIEHost pcie; FslImx8mPciePhyState pcie_phy; + OrIRQState gpt5_gpt6_irq; }; enum FslImx8mpMemoryRegions { @@ -223,6 +228,12 @@ enum FslImx8mpIrqs { FSL_IMX8MP_I2C3_IRQ = 37, FSL_IMX8MP_I2C4_IRQ = 38, + FSL_IMX8MP_GPT1_IRQ = 55, + FSL_IMX8MP_GPT2_IRQ = 54, + FSL_IMX8MP_GPT3_IRQ = 53, + FSL_IMX8MP_GPT4_IRQ = 52, + FSL_IMX8MP_GPT5_GPT6_IRQ = 51, + FSL_IMX8MP_GPIO1_LOW_IRQ = 64, FSL_IMX8MP_GPIO1_HIGH_IRQ = 65, FSL_IMX8MP_GPIO2_LOW_IRQ = 66, diff --git a/include/hw/timer/imx_gpt.h b/include/hw/timer/imx_gpt.h index 5a1230da35..5488f7e4df 100644 --- a/include/hw/timer/imx_gpt.h +++ b/include/hw/timer/imx_gpt.h @@ -80,6 +80,7 @@ #define TYPE_IMX6_GPT "imx6.gpt" #define TYPE_IMX6UL_GPT "imx6ul.gpt" #define TYPE_IMX7_GPT "imx7.gpt" +#define TYPE_IMX8MP_GPT "imx8mp.gpt" #define TYPE_IMX_GPT TYPE_IMX25_GPT diff --git a/hw/arm/fsl-imx8mp.c b/hw/arm/fsl-imx8mp.c index 2e0cd4e911..c40811d078 100644 --- a/hw/arm/fsl-imx8mp.c +++ b/hw/arm/fsl-imx8mp.c @@ -211,6 +211,13 @@ static void fsl_imx8mp_init(Object *obj) object_initialize_child(obj, name, &s->uart[i], TYPE_IMX_SERIAL); } + for (i = 0; i < FSL_IMX8MP_NUM_GPTS; i++) { + snprintf(name, NAME_SIZE, "gpt%d", i + 1); + object_initialize_child(obj, name, &s->gpt[i], TYPE_IMX8MP_GPT); + } + object_initialize_child(obj, "gpt5-gpt6-irq", &s->gpt5_gpt6_irq, + TYPE_OR_IRQ); + for (i = 0; i < FSL_IMX8MP_NUM_I2CS; i++) { snprintf(name, NAME_SIZE, "i2c%d", i + 1); object_initialize_child(obj, name, &s->i2c[i], TYPE_IMX_I2C); @@ -379,6 +386,52 @@ static void fsl_imx8mp_realize(DeviceState *dev, Error **errp) qdev_get_gpio_in(gicdev, serial_table[i].irq)); } + /* GPTs */ + object_property_set_int(OBJECT(&s->gpt5_gpt6_irq), "num-lines", 2, + &error_abort); + if (!qdev_realize(DEVICE(&s->gpt5_gpt6_irq), NULL, errp)) { + return; + } + + qdev_connect_gpio_out(DEVICE(&s->gpt5_gpt6_irq), 0, + qdev_get_gpio_in(gicdev, FSL_IMX8MP_GPT5_GPT6_IRQ)); + + for (i = 0; i < FSL_IMX8MP_NUM_GPTS; i++) { + static const hwaddr gpt_addrs[FSL_IMX8MP_NUM_GPTS] = { + fsl_imx8mp_memmap[FSL_IMX8MP_GPT1].addr, + fsl_imx8mp_memmap[FSL_IMX8MP_GPT2].addr, + fsl_imx8mp_memmap[FSL_IMX8MP_GPT3].addr, + fsl_imx8mp_memmap[FSL_IMX8MP_GPT4].addr, + fsl_imx8mp_memmap[FSL_IMX8MP_GPT5].addr, + fsl_imx8mp_memmap[FSL_IMX8MP_GPT6].addr, + }; + + s->gpt[i].ccm = IMX_CCM(&s->ccm); + + if (!sysbus_realize(SYS_BUS_DEVICE(&s->gpt[i]), errp)) { + return; + } + + sysbus_mmio_map(SYS_BUS_DEVICE(&s->gpt[i]), 0, gpt_addrs[i]); + + if (i < FSL_IMX8MP_NUM_GPTS - 2) { + static const unsigned int gpt_irqs[FSL_IMX8MP_NUM_GPTS - 2] = { + FSL_IMX8MP_GPT1_IRQ, + FSL_IMX8MP_GPT2_IRQ, + FSL_IMX8MP_GPT3_IRQ, + FSL_IMX8MP_GPT4_IRQ, + }; + + sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpt[i]), 0, + qdev_get_gpio_in(gicdev, gpt_irqs[i])); + } else { + int irq = i - FSL_IMX8MP_NUM_GPTS + 2; + + sysbus_connect_irq(SYS_BUS_DEVICE(&s->gpt[i]), 0, + qdev_get_gpio_in(DEVICE(&s->gpt5_gpt6_irq), irq)); + } + } + /* I2Cs */ for (i = 0; i < FSL_IMX8MP_NUM_I2CS; i++) { static const struct { diff --git a/hw/timer/imx_gpt.c b/hw/timer/imx_gpt.c index 11eca9fa4d..200a89225b 100644 --- a/hw/timer/imx_gpt.c +++ b/hw/timer/imx_gpt.c @@ -126,6 +126,17 @@ static const IMXClk imx7_gpt_clocks[] = { CLK_NONE, /* 111 not defined */ }; +static const IMXClk imx8mp_gpt_clocks[] = { + CLK_NONE, /* 000 No clock source */ + CLK_IPG, /* 001 ipg_clk, 532MHz */ + CLK_IPG_HIGH, /* 010 ipg_clk_highfreq */ + CLK_EXT, /* 011 External clock */ + CLK_32k, /* 100 ipg_clk_32k */ + CLK_HIGH, /* 101 ipg_clk_16M */ + CLK_NONE, /* 110 not defined */ + CLK_NONE, /* 111 not defined */ +}; + /* Must be called from within ptimer_transaction_begin/commit block */ static void imx_gpt_set_freq(IMXGPTState *s) { @@ -552,6 +563,13 @@ static void imx7_gpt_init(Object *obj) s->clocks = imx7_gpt_clocks; } +static void imx8mp_gpt_init(Object *obj) +{ + IMXGPTState *s = IMX_GPT(obj); + + s->clocks = imx8mp_gpt_clocks; +} + static const TypeInfo imx25_gpt_info = { .name = TYPE_IMX25_GPT, .parent = TYPE_SYS_BUS_DEVICE, @@ -584,6 +602,12 @@ static const TypeInfo imx7_gpt_info = { .instance_init = imx7_gpt_init, }; +static const TypeInfo imx8mp_gpt_info = { + .name = TYPE_IMX8MP_GPT, + .parent = TYPE_IMX25_GPT, + .instance_init = imx8mp_gpt_init, +}; + static void imx_gpt_register_types(void) { type_register_static(&imx25_gpt_info); @@ -591,6 +615,7 @@ static void imx_gpt_register_types(void) type_register_static(&imx6_gpt_info); type_register_static(&imx6ul_gpt_info); type_register_static(&imx7_gpt_info); + type_register_static(&imx8mp_gpt_info); } type_init(imx_gpt_register_types) diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig index a1910db717..8ebcf3339e 100644 --- a/hw/arm/Kconfig +++ b/hw/arm/Kconfig @@ -585,6 +585,7 @@ config FSL_IMX8MP select ARM_GIC select IMX select IMX_I2C + select OR_IRQ select PCI_EXPRESS_DESIGNWARE select PCI_EXPRESS_FSL_IMX8M_PHY select SDHCI -- 2.48.1