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Added I2C interrupts Reviewed-by: Philippe Mathieu-Daude Reviewed-by: Peter Maydell Reviewed-by: Bernhard Beschow Signed-off-by: Gaurav Sharma Signed-off-by: Peter Maydell --- hw/arm/Kconfig | 2 ++ hw/arm/fsl-imx8mm.c | 27 +++++++++++++++++++++++++++ include/hw/arm/fsl-imx8mm.h | 8 ++++++++ 3 files changed, 37 insertions(+) diff --git a/hw/arm/Kconfig b/hw/arm/Kconfig index 59d5aba2db..e8296f9a28 100644 --- a/hw/arm/Kconfig +++ b/hw/arm/Kconfig @@ -620,10 +620,12 @@ config FSL_IMX8MP_EVK config FSL_IMX8MM bool imply PCI_DEVICES + imply I2C_DEVICES select ARM_GIC select FSL_IMX8MP_ANALOG select FSL_IMX8MP_CCM select IMX + select IMX_I2C select SDHCI select PCI_EXPRESS_DESIGNWARE select PCI_EXPRESS_FSL_IMX8M_PHY diff --git a/hw/arm/fsl-imx8mm.c b/hw/arm/fsl-imx8mm.c index 85bce5a788..3632d85197 100644 --- a/hw/arm/fsl-imx8mm.c +++ b/hw/arm/fsl-imx8mm.c @@ -180,6 +180,11 @@ static void fsl_imx8mm_init(Object *obj) object_initialize_child(obj, name, &s->uart[i], TYPE_IMX_SERIAL); } =20 + for (i =3D 0; i < FSL_IMX8MM_NUM_I2CS; i++) { + g_autofree char *name =3D g_strdup_printf("i2c%d", i + 1); + object_initialize_child(obj, name, &s->i2c[i], TYPE_IMX_I2C); + } + for (i =3D 0; i < FSL_IMX8MM_NUM_GPIOS; i++) { g_autofree char *name =3D g_strdup_printf("gpio%d", i + 1); object_initialize_child(obj, name, &s->gpio[i], TYPE_IMX_GPIO); @@ -370,6 +375,27 @@ static void fsl_imx8mm_realize(DeviceState *dev, Error= **errp) fsl_imx8mm_memmap[FSL_IMX8MM_OCRAM].addr, &s->ocram); =20 + /* I2Cs */ + for (i =3D 0; i < FSL_IMX8MM_NUM_I2CS; i++) { + static const struct { + hwaddr addr; + unsigned int irq; + } i2c_table[FSL_IMX8MM_NUM_I2CS] =3D { + { fsl_imx8mm_memmap[FSL_IMX8MM_I2C1].addr, FSL_IMX8MM_I2C1_IRQ= }, + { fsl_imx8mm_memmap[FSL_IMX8MM_I2C2].addr, FSL_IMX8MM_I2C2_IRQ= }, + { fsl_imx8mm_memmap[FSL_IMX8MM_I2C3].addr, FSL_IMX8MM_I2C3_IRQ= }, + { fsl_imx8mm_memmap[FSL_IMX8MM_I2C4].addr, FSL_IMX8MM_I2C4_IRQ= }, + }; + + if (!sysbus_realize(SYS_BUS_DEVICE(&s->i2c[i]), errp)) { + return; + } + + sysbus_mmio_map(SYS_BUS_DEVICE(&s->i2c[i]), 0, i2c_table[i].addr); + sysbus_connect_irq(SYS_BUS_DEVICE(&s->i2c[i]), 0, + qdev_get_gpio_in(gicdev, i2c_table[i].irq)); + } + /* GPIOs */ for (i =3D 0; i < FSL_IMX8MM_NUM_GPIOS; i++) { static const struct { @@ -477,6 +503,7 @@ static void fsl_imx8mm_realize(DeviceState *dev, Error = **errp) case FSL_IMX8MM_GIC_DIST: case FSL_IMX8MM_GIC_REDIST: case FSL_IMX8MM_GPIO1 ... FSL_IMX8MM_GPIO5: + case FSL_IMX8MM_I2C1 ... FSL_IMX8MM_I2C4: case FSL_IMX8MM_PCIE1: case FSL_IMX8MM_PCIE_PHY1: case FSL_IMX8MM_RAM: diff --git a/include/hw/arm/fsl-imx8mm.h b/include/hw/arm/fsl-imx8mm.h index 4fe27b9575..d6df16e9d4 100644 --- a/include/hw/arm/fsl-imx8mm.h +++ b/include/hw/arm/fsl-imx8mm.h @@ -13,6 +13,7 @@ #include "cpu.h" #include "hw/char/imx_serial.h" #include "hw/gpio/imx_gpio.h" +#include "hw/i2c/imx_i2c.h" #include "hw/intc/arm_gicv3_common.h" #include "hw/misc/imx7_snvs.h" #include "hw/misc/imx8mp_analog.h" @@ -32,6 +33,7 @@ OBJECT_DECLARE_SIMPLE_TYPE(FslImx8mmState, FSL_IMX8MM) enum FslImx8mmConfiguration { FSL_IMX8MM_NUM_CPUS =3D 4, FSL_IMX8MM_NUM_GPIOS =3D 5, + FSL_IMX8MM_NUM_I2CS =3D 4, FSL_IMX8MM_NUM_IRQS =3D 128, FSL_IMX8MM_NUM_UARTS =3D 4, FSL_IMX8MM_NUM_USDHCS =3D 3, @@ -46,6 +48,7 @@ struct FslImx8mmState { IMX8MPCCMState ccm; IMX8MPAnalogState analog; IMX7SNVSState snvs; + IMXI2CState i2c[FSL_IMX8MM_NUM_I2CS]; IMXSerialState uart[FSL_IMX8MM_NUM_UARTS]; MemoryRegion ocram; SDHCIState usdhc[FSL_IMX8MM_NUM_USDHCS]; @@ -174,6 +177,11 @@ enum FslImx8mmIrqs { FSL_IMX8MM_UART3_IRQ =3D 28, FSL_IMX8MM_UART4_IRQ =3D 29, =20 + FSL_IMX8MM_I2C1_IRQ =3D 35, + FSL_IMX8MM_I2C2_IRQ =3D 36, + FSL_IMX8MM_I2C3_IRQ =3D 37, + FSL_IMX8MM_I2C4_IRQ =3D 38, + FSL_IMX8MM_GPIO1_LOW_IRQ =3D 64, FSL_IMX8MM_GPIO1_HIGH_IRQ =3D 65, FSL_IMX8MM_GPIO2_LOW_IRQ =3D 66, --=20 2.43.0