diff --git a/sys/arm/conf/IMX6 b/sys/arm/conf/IMX6 index 50077a8ed8f5..7aacff23c474 100644 --- a/sys/arm/conf/IMX6 +++ b/sys/arm/conf/IMX6 @@ -154,8 +154,8 @@ options FREEBSD_BOOT_LOADER # Process metadata passed from loader(8) # SoC-specific devices device ffec # Freescale Fast Ethernet Controller -#device fsliic # Freescale i2c/iic (not ready yet) -#device iic # iic protocol -#device iicbus # iic bus +device fsliic # Freescale i2c/iic +device iic # iic protocol +device iicbus # iic bus #device imxwdt # Watchdog. WARNING: can't be disabled!!! diff --git a/sys/arm/freescale/imx/files.imx6 b/sys/arm/freescale/imx/files.imx6 index e2a882ba6fd7..0074be55bd2b 100644 --- a/sys/arm/freescale/imx/files.imx6 +++ b/sys/arm/freescale/imx/files.imx6 @@ -27,6 +27,7 @@ arm/freescale/imx/imx6_pl310.c standard arm/freescale/imx/imx_machdep.c standard arm/freescale/imx/imx_gpt.c standard arm/freescale/imx/imx_gpio.c optional gpio +arm/freescale/imx/imx_i2c.c optional fsliic # # Optional devices. @@ -52,5 +53,4 @@ arm/freescale/imx/imx6_usbphy.c optional ehci # #arm/freescale/imx/imx51_iomux.c optional iomux #dev/ata/chipsets/ata-fsl.c optional imxata -#arm/freescale/imx/imx_i2c.c optional fsliic #arm/freescale/imx/imx51_ipuv3.c optional sc diff --git a/sys/arm/freescale/imx/imx_i2c.c b/sys/arm/freescale/imx/imx_i2c.c index dd74a7dd847f..3c192ead291b 100644 --- a/sys/arm/freescale/imx/imx_i2c.c +++ b/sys/arm/freescale/imx/imx_i2c.c @@ -86,6 +86,12 @@ __FBSDID("$FreeBSD$"); #define debugf(fmt, args...) #endif +static struct ofw_compat_data compat_data[] = { + {"fsl,imx6q-i2c", 1}, + {"fsl,imx-i2c", 1}, + {NULL, 0} +}; + struct i2c_softc { device_t dev; device_t iicbus; @@ -227,7 +233,7 @@ i2c_probe(device_t dev) if (!ofw_bus_status_okay(dev)) return (ENXIO); - if (!ofw_bus_is_compatible(dev, "fsl,imx-i2c")) + if (ofw_bus_search_compatible(dev, compat_data)->ocd_data == 0) return (ENXIO); sc = device_get_softc(dev); @@ -246,7 +252,7 @@ i2c_probe(device_t dev) /* Enable I2C */ i2c_write_reg(sc, I2C_CONTROL_REG, I2CCR_MEN); bus_release_resource(dev, SYS_RES_MEMORY, sc->rid, sc->res); - device_set_desc(dev, "I2C bus controller"); + device_set_desc(dev, "Freescale i.MX I2C bus controller"); return (BUS_PROBE_DEFAULT); } diff --git a/sys/boot/fdt/dts/arm/imx6.dtsi b/sys/boot/fdt/dts/arm/imx6.dtsi index f426c57357e1..f7e739b3a8b2 100644 --- a/sys/boot/fdt/dts/arm/imx6.dtsi +++ b/sys/boot/fdt/dts/arm/imx6.dtsi @@ -338,6 +338,27 @@ reg = <0x02100000 0x00100000>; ranges; + i2c1: i2c@021a0000 { + compatible = "fsl,imx6q-i2c"; + reg = <0x021a0000 0x4000>; + interrupts = < 68 >; + status = "disabled"; + }; + + i2c2: i2c@021a4000 { + compatible = "fsl,imx6q-i2c"; + reg = <0x021a4000 0x4000>; + interrupts = < 69 >; + status = "disabled"; + }; + + i2c3: i2c@021ac000 { + compatible = "fsl,imx6q-i2c"; + reg = <0x021a8000 0x4000>; + interrupts = < 70 >; + status = "disabled"; + }; + fec1: ethernet@02188000 { compatible = "fsl,imx6q-fec"; reg = <0x02188000 0x4000>;