From d8890430699ec5bb55dbb8576583a763c0ba7559 Mon Sep 17 00:00:00 2001 From: luka Date: Mon, 15 Jul 2013 23:18:39 +0000 Subject: [PATCH] imx6: add support for gw5400-a Signed-off-by: Tim Harvey git-svn-id: svn://svn.openwrt.org/openwrt/trunk@37363 3c298f89-4303-0410-b956-a3cf2f4a3e73 --- target/linux/imx6/config-3.10 | 56 +- .../arch/arm/boot/dts/imx6q-gw5400-a.dts | 429 ++++++++ .../arch/arm/boot/dts/imx6q-ventana.dtsi | 51 + .../linux/imx6/files-3.10/arch/arm/mach-imx/msi.c | 156 +++ .../linux/imx6/files-3.10/arch/arm/mach-imx/msi.h | 29 + .../linux/imx6/files-3.10/arch/arm/mach-imx/pcie.c | 1037 ++++++++++++++++++++ .../firmware/imx/sdma/sdma-imx6q-to1.bin.ihex | 116 +++ target/linux/imx6/image/Makefile | 3 +- 8 files changed, 1866 insertions(+), 11 deletions(-) create mode 100644 target/linux/imx6/files-3.10/arch/arm/boot/dts/imx6q-gw5400-a.dts create mode 100644 target/linux/imx6/files-3.10/arch/arm/boot/dts/imx6q-ventana.dtsi create mode 100644 target/linux/imx6/files-3.10/arch/arm/mach-imx/msi.c create mode 100644 target/linux/imx6/files-3.10/arch/arm/mach-imx/msi.h create mode 100644 target/linux/imx6/files-3.10/arch/arm/mach-imx/pcie.c create mode 100644 target/linux/imx6/files-3.10/firmware/imx/sdma/sdma-imx6q-to1.bin.ihex diff --git a/target/linux/imx6/config-3.10 b/target/linux/imx6/config-3.10 index a1f147a293..a5982f73b5 100644 --- a/target/linux/imx6/config-3.10 +++ b/target/linux/imx6/config-3.10 @@ -20,6 +20,7 @@ CONFIG_ARCH_REQUIRE_GPIOLIB=y # CONFIG_ARCH_SELECT_MEMORY_MODEL is not set # CONFIG_ARCH_SPARSEMEM_DEFAULT is not set # CONFIG_ARCH_SUNXI is not set +CONFIG_ARCH_SUPPORTS_MSI=y CONFIG_ARCH_SUSPEND_POSSIBLE=y # CONFIG_ARCH_VIRT is not set CONFIG_ARCH_WANT_IPC_PARSE_VERSION=y @@ -28,13 +29,11 @@ CONFIG_ARM=y # CONFIG_ARM_APPENDED_DTB is not set # CONFIG_ARM_CPU_SUSPEND is not set # CONFIG_ARM_ERRATA_430973 is not set -# CONFIG_ARM_ERRATA_643719 is not set # CONFIG_ARM_ERRATA_720789 is not set CONFIG_ARM_ERRATA_754322=y # CONFIG_ARM_ERRATA_754327 is not set CONFIG_ARM_ERRATA_764369=y CONFIG_ARM_ERRATA_775420=y -# CONFIG_ARM_ERRATA_798181 is not set CONFIG_ARM_GIC=y CONFIG_ARM_L1_CACHE_SHIFT=6 CONFIG_ARM_L1_CACHE_SHIFT_6=y @@ -70,8 +69,11 @@ CONFIG_CPU_TLB_V7=y CONFIG_CPU_V7=y CONFIG_CRC16=y CONFIG_CRYPTO_CRC32C=y +CONFIG_CRYPTO_DEFLATE=y CONFIG_CRYPTO_HASH=y CONFIG_CRYPTO_HASH2=y +CONFIG_CRYPTO_LZO=y +CONFIG_CRYPTO_XZ=y CONFIG_DCACHE_WORD_ACCESS=y CONFIG_DEBUG_IMX_UART_PORT=1 CONFIG_DEBUG_LL_INCLUDE="mach/debug-macro.S" @@ -79,7 +81,6 @@ CONFIG_DEBUG_LL_INCLUDE="mach/debug-macro.S" # CONFIG_DEBUG_USER is not set CONFIG_DECOMPRESS_BZIP2=y CONFIG_DECOMPRESS_GZIP=y -CONFIG_DECOMPRESS_LZMA=y CONFIG_DECOMPRESS_LZO=y CONFIG_DECOMPRESS_XZ=y CONFIG_DMADEVICES=y @@ -97,6 +98,8 @@ CONFIG_EXT3_FS_XATTR=y CONFIG_EXT4_FS=y CONFIG_EXT4_FS_POSIX_ACL=y CONFIG_EXT4_FS_SECURITY=y +CONFIG_EXTRA_FIRMWARE="imx/sdma/sdma-imx6q-to1.bin" +CONFIG_EXTRA_FIRMWARE_DIR="firmware" CONFIG_FEC=y CONFIG_FRAME_POINTER=y CONFIG_FS_MBCACHE=y @@ -148,6 +151,7 @@ CONFIG_HAVE_FUNCTION_GRAPH_TRACER=y CONFIG_HAVE_FUNCTION_TRACER=y CONFIG_HAVE_GENERIC_DMA_COHERENT=y CONFIG_HAVE_GENERIC_HARDIRQS=y +CONFIG_HAVE_IDE=y CONFIG_HAVE_IMX_ANATOP=y CONFIG_HAVE_IMX_GPC=y CONFIG_HAVE_IMX_MMDC=y @@ -166,9 +170,13 @@ CONFIG_HAVE_REGS_AND_STACK_ACCESS_API=y CONFIG_HAVE_SMP=y CONFIG_HAVE_SYSCALL_TRACEPOINTS=y CONFIG_HAVE_UID16=y +CONFIG_I2C=y +CONFIG_I2C_BOARDINFO=y +CONFIG_I2C_IMX=y # CONFIG_IMX2_WDT is not set # CONFIG_IMX_DMA is not set -# CONFIG_IMX_SDMA is not set +CONFIG_IMX_PCIE=y +CONFIG_IMX_SDMA=y CONFIG_INITRAMFS_SOURCE="" CONFIG_IRQCHIP=y CONFIG_IRQ_DOMAIN=y @@ -179,10 +187,10 @@ CONFIG_KTIME_SCALAR=y CONFIG_LOCAL_TIMERS=y CONFIG_LZO_COMPRESS=y CONFIG_LZO_DECOMPRESS=y +CONFIG_M25PXX_USE_FAST_READ=y # CONFIG_MACH_EUKREA_CPUIMX51SD is not set # CONFIG_MACH_IMX51_DT is not set # CONFIG_MACH_MX51_BABBAGE is not set -# CONFIG_MCPM is not set CONFIG_MDIO_BOARDINFO=y CONFIG_MFD_SYSCON=y CONFIG_MMC=y @@ -191,18 +199,30 @@ CONFIG_MMC_BLOCK=y CONFIG_MMC_SDHCI=y CONFIG_MMC_SDHCI_ESDHC_IMX=y CONFIG_MMC_SDHCI_IO_ACCESSORS=y +# CONFIG_MMC_SDHCI_PCI is not set CONFIG_MMC_SDHCI_PLTFM=y +# CONFIG_MMC_TIFM_SD is not set CONFIG_MODULES_USE_ELF_REL=y # CONFIG_MPCORE_WATCHDOG is not set +CONFIG_MTD_M25P80=y +CONFIG_MTD_NAND=y +CONFIG_MTD_NAND_ECC=y +CONFIG_MTD_NAND_GPMI_NAND=y CONFIG_MTD_OF_PARTS=y # CONFIG_MTD_PHYSMAP_OF is not set +# CONFIG_MTD_SM_COMMON is not set +CONFIG_MTD_UBI=y +CONFIG_MTD_UBI_BEB_LIMIT=20 +# CONFIG_MTD_UBI_FASTMAP is not set +# CONFIG_MTD_UBI_GLUEBI is not set +CONFIG_MTD_UBI_WL_THRESHOLD=4096 CONFIG_MULTI_IRQ_HANDLER=y CONFIG_MUTEX_SPIN_ON_OWNER=y CONFIG_MX3_IPU=y CONFIG_MX3_IPU_IRQS=4 # CONFIG_MXC_DEBUG_BOARD is not set # CONFIG_MXC_IRQ_PRIOR is not set -# CONFIG_MXS_DMA is not set +CONFIG_MXS_DMA=y CONFIG_NEED_DMA_MAP_STATE=y # CONFIG_NET_DMA is not set # CONFIG_NET_IP_TUNNEL is not set @@ -217,15 +237,19 @@ CONFIG_OF_DEVICE=y CONFIG_OF_EARLY_FLATTREE=y CONFIG_OF_FLATTREE=y CONFIG_OF_GPIO=y +CONFIG_OF_I2C=y CONFIG_OF_IRQ=y CONFIG_OF_MDIO=y CONFIG_OF_MTD=y CONFIG_OF_NET=y +CONFIG_OF_PCI=y +CONFIG_OF_PCI_IRQ=y CONFIG_OLD_SIGACTION=y CONFIG_OLD_SIGSUSPEND3=y CONFIG_PAGEFLAGS_EXTENDED=y CONFIG_PAGE_OFFSET=0xC0000000 -# CONFIG_PCI_SYSCALL is not set +CONFIG_PCI=y +CONFIG_PCI_MSI=y CONFIG_PERF_USE_VMALLOC=y CONFIG_PHYLIB=y CONFIG_PINCONF=y @@ -241,13 +265,14 @@ CONFIG_PROC_DEVICETREE=y CONFIG_PTP_1588_CLOCK=y CONFIG_RATIONAL=y CONFIG_RCU_STALL_COMMON=y -# CONFIG_RCU_USER_QS is not set CONFIG_RD_BZIP2=y CONFIG_RD_GZIP=y CONFIG_RD_LZO=y CONFIG_RD_XZ=y CONFIG_REGMAP=y +CONFIG_REGMAP_I2C=y CONFIG_REGMAP_MMIO=y +CONFIG_REGMAP_SPI=y CONFIG_RFS_ACCEL=y CONFIG_RPS=y CONFIG_SCHED_HRTICK=y @@ -259,6 +284,11 @@ CONFIG_SMP_ON_UP=y # CONFIG_SOC_IMX53 is not set CONFIG_SOC_IMX6Q=y CONFIG_SPARSE_IRQ=y +CONFIG_SPI=y +CONFIG_SPI_BITBANG=y +CONFIG_SPI_IMX=y +CONFIG_SPI_MASTER=y +CONFIG_STMP_DEVICE=y CONFIG_STOP_MACHINE=y # CONFIG_SWP_EMULATE is not set CONFIG_SYS_SUPPORTS_APM_EMULATION=y @@ -266,11 +296,15 @@ CONFIG_SYS_SUPPORTS_APM_EMULATION=y # CONFIG_THUMB2_KERNEL is not set CONFIG_TICK_CPU_ACCOUNTING=y CONFIG_TREE_RCU=y +CONFIG_UBIFS_FS=y +CONFIG_UBIFS_FS_ADVANCED_COMPR=y +CONFIG_UBIFS_FS_LZO=y +CONFIG_UBIFS_FS_XZ=y +CONFIG_UBIFS_FS_ZLIB=y CONFIG_UID16=y CONFIG_UIDGID_CONVERTED=y CONFIG_UNCOMPRESS_INCLUDE="debug/uncompress.h" -# CONFIG_USB_ARCH_HAS_OHCI is not set -# CONFIG_USB_ARCH_HAS_XHCI is not set +CONFIG_USB_ARCH_HAS_XHCI=y CONFIG_USE_GENERIC_SMP_HELPERS=y CONFIG_USE_OF=y CONFIG_VECTORS_BASE=0xffff0000 @@ -279,4 +313,6 @@ CONFIG_VECTORS_BASE=0xffff0000 CONFIG_XPS=y CONFIG_ZBOOT_ROM_BSS=0x0 CONFIG_ZBOOT_ROM_TEXT=0x0 +CONFIG_ZLIB_DEFLATE=y +CONFIG_ZLIB_INFLATE=y CONFIG_ZONE_DMA_FLAG=0 diff --git a/target/linux/imx6/files-3.10/arch/arm/boot/dts/imx6q-gw5400-a.dts b/target/linux/imx6/files-3.10/arch/arm/boot/dts/imx6q-gw5400-a.dts new file mode 100644 index 0000000000..d79d272b64 --- /dev/null +++ b/target/linux/imx6/files-3.10/arch/arm/boot/dts/imx6q-gw5400-a.dts @@ -0,0 +1,429 @@ +/* + * Copyright 2013 Gateworks Corporation + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +/dts-v1/; +#include "imx6q-ventana.dtsi" + +/ { + model = "Gateworks Ventana GW5400-A"; + compatible = "gw,imx6q-gw5400-a", "gw,ventana", "fsl,imx6q"; + + aliases { + ethernet0 = &fec; + ethernet1 = ð1; + sky2 = ð1; + }; + + /* SDRAM addressing */ + memory { + reg = <0x10000000 0x40000000>; + }; + + chosen { + bootargs = "console=ttymxc1,115200"; + }; + + leds { + compatible = "gpio-leds"; + + led0: user0 { + label = "user0"; + gpios = <&gpio4 6 0>; /* 102 -> MX6_PANLEDG# */ + linux,default-trigger = "heartbeat"; + }; + + led1: user1 { + label = "user1"; + gpios = <&gpio4 10 0>; /* 106 -> MX6_PANLEDR# */ + }; + + led2: user2 { + label = "user2"; + gpios = <&gpio4 15 0>; /* 111 -> MX6_LOCLEDR# */ + }; + }; + + regulators { + compatible = "simple-bus"; + + reg_2p5v: 2p5v { + compatible = "regulator-fixed"; + regulator-name = "2P5V"; + regulator-min-microvolt = <2500000>; + regulator-max-microvolt = <2500000>; + regulator-always-on; + }; + + reg_3p3v: 3p3v { + compatible = "regulator-fixed"; + regulator-name = "3P3V"; + regulator-min-microvolt = <3300000>; + regulator-max-microvolt = <3300000>; + regulator-always-on; + }; + + reg_usb_otg_vbus: usb_otg_vbus { + compatible = "regulator-fixed"; + regulator-name = "usb_otg_vbus"; + regulator-min-microvolt = <5000000>; + regulator-max-microvolt = <5000000>; + gpio = <&gpio3 22 0>; + enable-active-high; + }; + }; + + sound { + compatible = "fsl,imx6q-sabrelite-sgtl5000", + "fsl,imx-audio-sgtl5000"; + model = "imx6q-sabrelite-sgtl5000"; + ssi-controller = <&ssi1>; + audio-codec = <&codec>; + audio-routing = + "MIC_IN", "Mic Jack", + "Mic Jack", "Mic Bias", + "Headphone Jack", "HP_OUT"; + mux-int-port = <1>; + mux-ext-port = <4>; + }; +}; + +&iomuxc { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_hog>; + + hog { + pinctrl_hog: hoggrp { + fsl,pins = < + /* USB OTG Power Enable */ + MX6Q_PAD_EIM_D22__GPIO3_IO22 0x80000000 + + /* 3:19 SPINOR_CS0# */ + MX6Q_PAD_EIM_D19__GPIO3_IO19 0x80000000 + + /* 1:09 MX6_DIO0 (could also be PWM1_PWM0) */ + MX6Q_PAD_GPIO_9__GPIO1_IO09 0x80000000 + /* 1:19 MX6_DIO1 (could also be PWM2_PWM0) */ + MX6Q_PAD_SD1_DAT2__GPIO1_IO19 0x80000000 + /* 2:09 MX6_DIO2 (could also be PWM3_PWM0) */ + MX6Q_PAD_SD4_DAT1__GPIO2_IO09 0x80000000 + /* 2:10 MX6_DIO3 (could also be PWM3_PWM0) */ + MX6Q_PAD_SD4_DAT2__GPIO2_IO10 0x80000000 + + /* 1:16 USBHUB_RST# */ + MX6Q_PAD_SD1_DAT0__GPIO1_IO16 0x80000000 + + /* PCIE IRQ */ + MX6Q_PAD_ENET_TX_EN__GPIO1_IO28 0x80000000 + /* PCIE RST */ + MX6Q_PAD_ENET_TXD1__GPIO1_IO29 0x08000000 + + /* 1:12 MIPI_DIO */ + MX6Q_PAD_SD1_DAT3__GPIO1_IO21 0x80000000 + + /* AUD4_MCK */ + MX6Q_PAD_GPIO_0__CCM_CLKO1 0x80000000 + >; + }; + }; + +#if 0 + /* ipu1: IPU1_CSI0: HDMI reciver (Digital Video In) */ + ipu1 { + pinctrl_ipu1_1: ipu1grp-5 { + fsl,pins = < + MX6Q_PAD_CSI0_MCLK__IPU1_CSI0_HSYNC + MX6Q_PAD_CSI0_DATA_EN__IPU1_CSI0_DATA_EN + MX6Q_PAD_CSI0_PIXCLK__IPU1_CSI0_PIXCLK + MX6Q_PAD_CSI0_VSYNC__IPU1_CSI0_VSYNC + MX6Q_PAD_CSI0_DAT4__IPU1_CSI0_DATA04 + MX6Q_PAD_CSI0_DAT5__IPU1_CSI0_DATA05 + MX6Q_PAD_CSI0_DAT6__IPU1_CSI0_DATA06 + MX6Q_PAD_CSI0_DAT7__IPU1_CSI0_DATA07 + MX6Q_PAD_CSI0_DAT8__IPU1_CSI0_DATA08 + MX6Q_PAD_CSI0_DAT9__IPU1_CSI0_DATA09 + MX6Q_PAD_CSI0_DAT10__IPU1_CSI0_DATA10 + MX6Q_PAD_CSI0_DAT11__IPU1_CSI0_DATA11 + MX6Q_PAD_CSI0_DAT12__IPU1_CSI0_DATA12 + MX6Q_PAD_CSI0_DAT13__IPU1_CSI0_DATA13 + MX6Q_PAD_CSI0_DAT14__IPU1_CSI0_DATA14 + MX6Q_PAD_CSI0_DAT15__IPU1_CSI0_DATA15 + MX6Q_PAD_CSI0_DAT16__IPU1_CSI0_DATA16 + MX6Q_PAD_CSI0_DAT17__IPU1_CSI0_DATA17 + MX6Q_PAD_CSI0_DAT18__IPU1_CSI0_DATA18 + MX6Q_PAD_CSI0_DAT19__IPU1_CSI0_DATA19 + >; + }; + }; + + /* ipu2: IPU1_CSI1: Analog Video Decoder (Analog Video In) */ + /* IPU2_CSI1: Analog Video Decoder (Analog Video In) */ + ipu2 { + pinctrl_ipu2_1: ipu2grp-1 { + fsl,pins = < + MX6Q_PAD_EIM_A17__IPU2_CSI1_DATA12 + MX6Q_PAD_EIM_D27__IPU2_CSI1_DATA13 + MX6Q_PAD_EIM_D26__IPU2_CSI1_DATA14 + MX6Q_PAD_EIM_D20__IPU2_CSI1_DATA15 + MX6Q_PAD_EIM_D19__IPU2_CSI1_DATA16 + MX6Q_PAD_EIM_D18__IPU2_CSI1_DATA17 + MX6Q_PAD_EIM_D16__IPU2_CSI1_DATA18 + MX6Q_PAD_EIM_EB2__IPU2_CSI1_DATA19 + + MX6Q_PAD_EIM_D29__IPU2_CSI1_VSYNC + MX6Q_PAD_EIM_EB3__IPU2_CSI1_HSYNC +// not sure why this causes kernel to crash in early init +// MX6Q_PAD_EIM_A16__IPU2_CSI1_PIXCLK + >; + }; + }; + + /* ipu3: IPU2_DISP0: Analog Video Encoder (Analog Video Out) */ + ipu3 { + pinctrl_ipu3_1: ipu3grp-5 { + fsl,pins = < + MX6Q_PAD_DISP0_DAT0__IPU2_DISP0_DATA00 + MX6Q_PAD_DISP0_DAT1__IPU2_DISP0_DATA01 + MX6Q_PAD_DISP0_DAT2__IPU2_DISP0_DATA02 + MX6Q_PAD_DISP0_DAT3__IPU2_DISP0_DATA03 + MX6Q_PAD_DISP0_DAT4__IPU2_DISP0_DATA04 + MX6Q_PAD_DISP0_DAT5__IPU2_DISP0_DATA05 + MX6Q_PAD_DISP0_DAT6__IPU2_DISP0_DATA06 + MX6Q_PAD_DISP0_DAT7__IPU2_DISP0_DATA07 + MX6Q_PAD_DISP0_DAT8__IPU2_DISP0_DATA08 + MX6Q_PAD_DISP0_DAT9__IPU2_DISP0_DATA09 + MX6Q_PAD_DISP0_DAT10__IPU2_DISP0_DATA10 + MX6Q_PAD_DISP0_DAT11__IPU2_DISP0_DATA11 + MX6Q_PAD_DISP0_DAT12__IPU2_DISP0_DATA12 + MX6Q_PAD_DISP0_DAT13__IPU2_DISP0_DATA13 + MX6Q_PAD_DISP0_DAT14__IPU2_DISP0_DATA14 + MX6Q_PAD_DISP0_DAT15__IPU2_DISP0_DATA15 + >; + }; + }; +#endif +}; + +&ecspi1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_ecspi1_1>; + status = "okay"; + + flash: m25p80@0 { + #address-cells = <1>; + #size-cells = <1>; + compatible = "sst,w25q256"; + spi-max-frequency = <30000000>; + reg = <0>; + }; +}; + +&uart1 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart1_2>; + status = "okay"; +}; + +&uart2 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart2_2>; + status = "okay"; +}; + +&uart3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart3_1>; + status = "okay"; +}; + +&uart5 { + status = "okay"; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_uart5_1>; +}; + +&ssi1 { + fsl,mode = "i2s-slave"; + status = "okay"; +}; + +&ssi2 { + fsl,mode = "i2s-slave"; + status = "okay"; +}; + +&can1 { + reg = <0x02090000 0x4000>; + interrupts = <0 110 0x04>; + //clock-frequency + status = "okay"; +}; + +&usbh1 { + status = "okay"; +}; + +&pcie { + rst-gpios = <&gpio1 29 0>; /* PCIESWT_RST# */ + clken-gpios = <&gpio1 20 0>; /* not used */ + status = "okay"; + + eth1: sky2@8 { /* MAC/PHY on bus 8 */ + compatible = "marvell,sky2"; + /* Filled in by U-Boot */ + mac-address = [ 00 00 00 00 00 00 ]; + }; +}; + +&fec { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_enet_1>; + phy-mode = "rgmii"; + phy-reset-gpios = <&gpio1 30 0>; + status = "okay"; +}; + +&usdhc3 { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_usdhc3_2>; + cd-gpios = <&gpio7 0 0>; + vmmc-supply = <®_3p3v>; + status = "okay"; +}; + +&audmux { + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_audmux_3>; + status = "okay"; +}; + +&i2c1 { + status = "okay"; + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c1_1>; + + eeprom: eeprom@50 { + compatible = "atmel,24c02"; + reg = <0x50>; + pagesize = <16>; + }; + + eeprom1: eeprom@50 { + compatible = "atmel,24c02"; + reg = <0x50>; + pagesize = <16>; + }; + + eeprom2: eeprom@51 { + compatible = "atmel,24c02"; + reg = <0x51>; + pagesize = <16>; + }; + + eeprom3: eeprom@52 { + compatible = "atmel,24c02"; + reg = <0x52>; + pagesize = <16>; + }; + + eeprom4: eeprom@53 { + compatible = "atmel,24c02"; + reg = <0x53>; + pagesize = <16>; + }; + + rtc: ds1672@68 { + compatible = "dallas,ds1672"; + reg = <0x68>; + }; + + gpio: pca9555@23 { + compatible = "nxp,pca9555"; + reg = <0x23>; + gpio-controller; + #gpio-cells = <2>; + }; + + hwmon: gsc@29 { + compatible = "gw,gsp"; + reg = <0x29>; + }; +}; + +&i2c2 { + status = "okay"; + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c2_2>; + + pmic: pfuze@08 { + compatible = "fsl,pfuze100"; + reg = <0x0a>; + }; + + pciswitch: pex8609@3f { + compatible = "plx,pex8609"; + reg = <0x3f>; + }; + + pciclkgen: si52147@6b { + compatible = "sil,si52147"; + reg = <0x6b>; + }; +}; + +&i2c3 { + status = "okay"; + clock-frequency = <100000>; + pinctrl-names = "default"; + pinctrl-0 = <&pinctrl_i2c3_2>; + + codec: sgtl5000@0a { + compatible = "fsl,sgtl5000"; + reg = <0x0a>; + clocks = <&clks 169>; + VDDA-supply = <®_2p5v>; + VDDIO-supply = <®_3p3v>; + }; + + accelerometer: mma8450@1c { + compatible = "fsl,mma8450"; + reg = <0x1c>; + }; + + videoout: adv7393@2a { + compatible = "adi,adv7393"; + reg = <0x2a>; + }; + + videoin: adv7180@20 { + compatible = "adi,adv7180"; + reg = <0x20>; + }; + + hdmiin: adv7611@4c { + compatible = "adi,adv7611"; + reg = <0x4c>; + }; + + touchscreen: egalax_ts@04 { + compatible = "eeti,egalax_ts"; + reg = <0x04>; + wakeup-gpios = <&gpio1 12 0>; + }; +}; + +&ldb { + status = "okay"; + lvds-channel@0 { + crtcs = <&ipu1 0>, <&ipu1 1>, <&ipu2 0>, <&ipu2 1>; + }; +}; diff --git a/target/linux/imx6/files-3.10/arch/arm/boot/dts/imx6q-ventana.dtsi b/target/linux/imx6/files-3.10/arch/arm/boot/dts/imx6q-ventana.dtsi new file mode 100644 index 0000000000..7cebdba1ea --- /dev/null +++ b/target/linux/imx6/files-3.10/arch/arm/boot/dts/imx6q-ventana.dtsi @@ -0,0 +1,51 @@ +/* + * Copyright 2013 Gateworks Corporation + * + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#include "imx6q.dtsi" + +/ { + model = "Gateworks Ventana"; + system-serial = ""; + + // these are used by bootloader for disabling nodes + aliases { + // ethernet0 = ð0; + // ethernet1 = ð1; + ssi0 = &ssi1; + ssi1 = &ssi2; + ipu0 = &ipu1; + ipu1 = &ipu2; + // mipi_csi = &mipi_csi; + // mipi_dsi = &mipi_dsi; + usdhc0 = &usdhc1; + usdhc1 = &usdhc2; + usdhc2 = &usdhc3; + usdhc3 = &usdhc4; + i2c0 = &i2c1; + i2c1 = &i2c2; + i2c2 = &i2c3; + usb0 = &usbh3; + usb1 = &usbotg; + spi0 = &ecspi1; + spi1 = &ecspi2; + spi2 = &ecspi3; + spi3 = &ecspi4; + spi4 = &ecspi5; + pwm0 = &pwm1; + pwm1 = &pwm2; + pwm2 = &pwm3; + pwm3 = &pwm4; + can0 = &can1; + led0 = &led0; + led1 = &led1; + led2 = &led2; + }; +}; diff --git a/target/linux/imx6/files-3.10/arch/arm/mach-imx/msi.c b/target/linux/imx6/files-3.10/arch/arm/mach-imx/msi.c new file mode 100644 index 0000000000..8850eaf6e2 --- /dev/null +++ b/target/linux/imx6/files-3.10/arch/arm/mach-imx/msi.c @@ -0,0 +1,156 @@ +/* + * arch/arm/mach-mx6/msi.c + * + * PCI MSI support for the imx processor + * + * Copyright (c) 2013, Boundary Devices. + * + * This program is free software; you can redistribute it and/or modify it + * under the terms and conditions of the GNU General Public License, + * version 2, as published by the Free Software Foundation. + * + * This program is distributed in the hope it will be useful, but WITHOUT + * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or + * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for + * more details. + * + * You should have received a copy of the GNU General Public License along with + * this program; if not, write to the Free Software Foundation, Inc., 59 Temple + * Place - Suite 330, Boston, MA 02111-1307 USA. + * + */ +#include +#include +#include +#include +#include +#include +#include + +#include "hardware.h" +#include "msi.h" + +#define IMX_NUM_MSI_IRQS 128 +static DECLARE_BITMAP(msi_irq_in_use, IMX_NUM_MSI_IRQS); +static int irq_base; + +static void imx_msi_handler(unsigned int irq, struct irq_desc *desc) +{ + int i, j; + unsigned status; + struct irq_chip *chip = irq_get_chip(irq); + + irq_base = irq_alloc_descs(-1, 0, IMX_NUM_MSI_IRQS, 0); + if (irq_base < 0) { + printk(KERN_ERR "%s: could not allocate IRQ numbers\n", __func__); + return; + } + + chained_irq_enter(chip, desc); + for (i = 0; i < 8; i++) { + status = imx_pcie_msi_pending(i); + while (status) { + j = __fls(status); + generic_handle_irq(irq_base + j); + status &= ~(1 << j); + } + irq_base += 32; + } + chained_irq_exit(chip, desc); +} + +/* + * Dynamic irq allocate and deallocation + */ +int create_irq(void) +{ + int irq, pos; + + do { + pos = find_first_zero_bit(msi_irq_in_use, IMX_NUM_MSI_IRQS); + if ((unsigned)pos >= IMX_NUM_MSI_IRQS) + return -ENOSPC; + /* test_and_set_bit operates on 32-bits at a time */ + } while (test_and_set_bit(pos, msi_irq_in_use)); + + irq = irq_base + pos; + dynamic_irq_init(irq); + return irq; +} + +void destroy_irq(unsigned int irq) +{ + int pos = irq - irq_base; + + dynamic_irq_cleanup(irq); + clear_bit(pos, msi_irq_in_use); +} + +void arch_teardown_msi_irq(unsigned int irq) +{ + destroy_irq(irq); +} + +static void imx_msi_irq_ack(struct irq_data *d) +{ + return; +} + +static void imx_msi_irq_enable(struct irq_data *d) +{ + imx_pcie_enable_irq(d->irq - irq_base, 1); + return unmask_msi_irq(d); +} + +static void imx_msi_irq_disable(struct irq_data *d) +{ + imx_pcie_enable_irq(d->irq - irq_base, 0); + return mask_msi_irq(d); +} + +static void imx_msi_irq_mask(struct irq_data *d) +{ + imx_pcie_mask_irq(d->irq - irq_base, 1); + return mask_msi_irq(d); +} + +static void imx_msi_irq_unmask(struct irq_data *d) +{ + imx_pcie_mask_irq(d->irq - irq_base, 0); + return unmask_msi_irq(d); +} + +static struct irq_chip imx_msi_chip = { + .name = "PCIe-MSI", + .irq_ack = imx_msi_irq_ack, + .irq_enable = imx_msi_irq_enable, + .irq_disable = imx_msi_irq_disable, + .irq_mask = imx_msi_irq_mask, + .irq_unmask = imx_msi_irq_unmask, +}; + +int arch_setup_msi_irq(struct pci_dev *pdev, struct msi_desc *desc) +{ + int irq = create_irq(); + struct msi_msg msg; + + if (irq < 0) + return irq; + + irq_set_msi_desc(irq, desc); + + msg.address_hi = 0x0; + msg.address_lo = MSI_MATCH_ADDR; + msg.data = (mxc_cpu_type << 15) | ((irq - irq_base) & 0xff); + + write_msi_msg(irq, &msg); + irq_set_chip_and_handler(irq, &imx_msi_chip, handle_simple_irq); + set_irq_flags(irq, IRQF_VALID); + pr_info("%s: %d of %d\n", __func__, irq, NR_IRQS); + return 0; +} + +void imx_msi_init(void) +{ + irq_set_chained_handler(MXC_INT_PCIE_0, imx_msi_handler); +} diff --git a/target/linux/imx6/files-3.10/arch/arm/mach-imx/msi.h b/target/linux/imx6/files-3.10/arch/arm/mach-imx/msi.h new file mode 100644 index 0000000000..3f9be01adf --- /dev/null +++ b/target/linux/imx6/files-3.10/arch/arm/mach-imx/msi.h @@ -0,0 +1,29 @@ +/* + * Copyright (C) 2013 Boundary Devices, Inc. All Rights Reserved. + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ + +void imx_pcie_enable_irq(unsigned pos, int set); +void imx_pcie_mask_irq(unsigned pos, int set); +unsigned imx_pcie_msi_pending(unsigned index); + +#define MSI_MATCH_ADDR 0x10000050 +#define MXC_INT_PCIE_0 152 +#define MXC_INT_PCIE_1 153 +#define MXC_INT_PCIE_2 154 +#define MXC_INT_PCIE_3 155 + +void imx_msi_init(void); diff --git a/target/linux/imx6/files-3.10/arch/arm/mach-imx/pcie.c b/target/linux/imx6/files-3.10/arch/arm/mach-imx/pcie.c new file mode 100644 index 0000000000..44bd560c62 --- /dev/null +++ b/target/linux/imx6/files-3.10/arch/arm/mach-imx/pcie.c @@ -0,0 +1,1037 @@ +/* + * arch/arm/mach-imx/pcie.c + * + * PCIe host controller driver for IMX6 SOCs + * + * Copyright (C) 2012 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright (C) 2013 Tim Harvey + * + * Bits taken from arch/arm/mach-dove/pcie.c + * + * This program is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published by + * the Free Software Foundation; either version 2 of the License, or + * (at your option) any later version. + + * This program is distributed in the hope that it will be useful, + * but WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the + * GNU General Public License for more details. + + * You should have received a copy of the GNU General Public License along + * with this program; if not, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include + +#include +#include +#include + +#include "msi.h" + +/* PCIe Registers */ +#define PCIE_ARB_BASE_ADDR 0x01000000 +#define PCIE_ARB_END_ADDR 0x01FFFFFF +#define PCIE_RC_IOBLSSR 0x1c + +/* Register Definitions */ +#define PRT_LOG_R_BaseAddress 0x700 + +/* Register DB_R0 */ +/* Debug Register 0 */ +#define DB_R0 (PRT_LOG_R_BaseAddress + 0x28) +#define DB_R0_RegisterSize 32 +#define DB_R0_RegisterResetValue 0x0 +#define DB_R0_RegisterResetMask 0xFFFFFFFF +/* End of Register Definition for DB_R0 */ + +/* Register DB_R1 */ +/* Debug Register 1 */ +#define DB_R1 (PRT_LOG_R_BaseAddress + 0x2c) +#define DB_R1_RegisterSize 32 +#define DB_R1_RegisterResetValue 0x0 +#define DB_R1_RegisterResetMask 0xFFFFFFFF +/* End of Register Definition for DB_R1 */ + +#define PCIE_PL_MSICA 0x820 +#define PCIE_PL_MSICUA 0x824 +#define PCIE_PL_MSIC_INT 0x828 + +#define MSIC_INT_EN 0x0 +#define MSIC_INT_MASK 0x4 +#define MSIC_INT_STATUS 0x8 + +#define ATU_R_BaseAddress 0x900 +#define ATU_VIEWPORT_R (ATU_R_BaseAddress + 0x0) +#define ATU_REGION_CTRL1_R (ATU_R_BaseAddress + 0x4) +#define ATU_REGION_CTRL2_R (ATU_R_BaseAddress + 0x8) +#define ATU_REGION_LOWBASE_R (ATU_R_BaseAddress + 0xC) +#define ATU_REGION_UPBASE_R (ATU_R_BaseAddress + 0x10) +#define ATU_REGION_LIMIT_ADDR_R (ATU_R_BaseAddress + 0x14) +#define ATU_REGION_LOW_TRGT_ADDR_R (ATU_R_BaseAddress + 0x18) +#define ATU_REGION_UP_TRGT_ADDR_R (ATU_R_BaseAddress + 0x1C) + +/* IOMUXC */ +#define IOMUXC_GPR_BASE_ADDR 0x020E0000 +#define IOMUXC_GPR1 (imx_pcie.gpr_base + 0x04) +#define IOMUXC_GPR8 (imx_pcie.gpr_base + 0x20) +#define IOMUXC_GPR12 (imx_pcie.gpr_base + 0x30) +/* GPR1: iomuxc_gpr1_pcie_ref_clk_en(iomuxc_gpr1[16]) */ +#define iomuxc_gpr1_pcie_ref_clk_en (1 << 16) +/* GPR1: iomuxc_gpr1_test_powerdown(iomuxc_gpr1_18) */ +#define iomuxc_gpr1_test_powerdown (1 << 18) +/* GPR12: iomuxc_gpr12_los_level(iomuxc_gpr12[8:4]) */ +#define iomuxc_gpr12_los_level (0x1F << 4) +/* GPR12: iomuxc_gpr12_app_ltssm_enable(iomuxc_gpr12[10]) */ +#define iomuxc_gpr12_app_ltssm_enable (1 << 10) +/* GPR12: iomuxc_gpr12_device_type(iomuxc_gpr12[15:12]) */ +#define iomuxc_gpr12_device_type (0xF << 12) +/* GPR8: iomuxc_gpr8_tx_deemph_gen1(iomuxc_gpr8[5:0]) */ +#define iomuxc_gpr8_tx_deemph_gen1 (0x3F << 0) +/* GPR8: iomuxc_gpr8_tx_deemph_gen2_3p5db(iomuxc_gpr8[11:6]) */ +#define iomuxc_gpr8_tx_deemph_gen2_3p5db (0x3F << 6) +/* GPR8: iomuxc_gpr8_tx_deemph_gen2_6db(iomuxc_gpr8[17:12]) */ +#define iomuxc_gpr8_tx_deemph_gen2_6db (0x3F << 12) +/* GPR8: iomuxc_gpr8_tx_swing_full(iomuxc_gpr8[24:18]) */ +#define iomuxc_gpr8_tx_swing_full (0x7F << 18) +/* GPR8: iomuxc_gpr8_tx_swing_low(iomuxc_gpr8[31:25]) */ +#define iomuxc_gpr8_tx_swing_low (0x7F << 25) + +/* Registers of PHY */ +/* Register PHY_STS_R */ +/* PHY Status Register */ +#define PHY_STS_R (PRT_LOG_R_BaseAddress + 0x110) + +/* Register PHY_CTRL_R */ +/* PHY Control Register */ +#define PHY_CTRL_R (PRT_LOG_R_BaseAddress + 0x114) + +#define SSP_CR_SUP_DIG_MPLL_OVRD_IN_LO 0x0011 +/* FIELD: RES_ACK_IN_OVRD [15:15] +// FIELD: RES_ACK_IN [14:14] +// FIELD: RES_REQ_IN_OVRD [13:13] +// FIELD: RES_REQ_IN [12:12] +// FIELD: RTUNE_REQ_OVRD [11:11] +// FIELD: RTUNE_REQ [10:10] +// FIELD: MPLL_MULTIPLIER_OVRD [9:9] +// FIELD: MPLL_MULTIPLIER [8:2] +// FIELD: MPLL_EN_OVRD [1:1] +// FIELD: MPLL_EN [0:0] +*/ + +#define SSP_CR_SUP_DIG_ATEOVRD 0x0010 +/* FIELD: ateovrd_en [2:2] +// FIELD: ref_usb2_en [1:1] +// FIELD: ref_clkdiv2 [0:0] +*/ + +#define SSP_CR_LANE0_DIG_RX_OVRD_IN_LO 0x1005 +/* FIELD: RX_LOS_EN_OVRD [13:13] +// FIELD: RX_LOS_EN [12:12] +// FIELD: RX_TERM_EN_OVRD [11:11] +// FIELD: RX_TERM_EN [10:10] +// FIELD: RX_BIT_SHIFT_OVRD [9:9] +// FIELD: RX_BIT_SHIFT [8:8] +// FIELD: RX_ALIGN_EN_OVRD [7:7] +// FIELD: RX_ALIGN_EN [6:6] +// FIELD: RX_DATA_EN_OVRD [5:5] +// FIELD: RX_DATA_EN [4:4] +// FIELD: RX_PLL_EN_OVRD [3:3] +// FIELD: RX_PLL_EN [2:2] +// FIELD: RX_INVERT_OVRD [1:1] +// FIELD: RX_INVERT [0:0] +*/ + +#define SSP_CR_LANE0_DIG_RX_ASIC_OUT 0x100D +/* FIELD: LOS [2:2] +// FIELD: PLL_STATE [1:1] +// FIELD: VALID [0:0] +*/ + +/* control bus bit definition */ +#define PCIE_CR_CTL_DATA_LOC 0 +#define PCIE_CR_CTL_CAP_ADR_LOC 16 +#define PCIE_CR_CTL_CAP_DAT_LOC 17 +#define PCIE_CR_CTL_WR_LOC 18 +#define PCIE_CR_CTL_RD_LOC 19 +#define PCIE_CR_STAT_DATA_LOC 0 +#define PCIE_CR_STAT_ACK_LOC 16 + +#define PCIE_CAP_STRUC_BaseAddress 0x70 + +/* Register LNK_CAP */ +/* PCIE Link cap */ +#define LNK_CAP (PCIE_CAP_STRUC_BaseAddress + 0xc) + +/* End of Register Definitions */ + +enum { + MemRdWr = 0, + MemRdLk = 1, + IORdWr = 2, + CfgRdWr0 = 4, + CfgRdWr1 = 5 +}; + +struct imx_pcie_port { + u8 index; + u8 root_bus_nr; + void __iomem *base; + void __iomem *dbi_base; + spinlock_t conf_lock; + + char io_space_name[16]; + char mem_space_name[16]; + + struct resource res[2]; + struct clk *clk; +}; + +struct imx_pcie_info { + struct imx_pcie_port imx_pcie_port[1]; + int num_pcie_ports; + + void __iomem *base; + void __iomem *dbi_base; + void __iomem *gpr_base; + + unsigned int pcie_pwr_en; + unsigned int pcie_rst; + unsigned int pcie_wake_up; + unsigned int pcie_dis; +}; + +static struct imx_pcie_info imx_pcie; + +static int pcie_phy_cr_read(int addr, int *data); +static int pcie_phy_cr_write(int addr, int data); +static void change_field(int *in, int start, int end, int val); + +/* IMX PCIE GPR configure routines */ +static inline void imx_pcie_clrset(u32 mask, u32 val, void __iomem *addr) +{ + writel(((readl(addr) & ~mask) | (val & mask)), addr); +} + +static int imx_pcie_setup(int nr, struct pci_sys_data *sys) +{ + struct imx_pcie_port *pp; + + if (nr >= imx_pcie.num_pcie_ports) + return 0; + + pp = &imx_pcie.imx_pcie_port[nr]; + pp->root_bus_nr = sys->busnr; + + /* + * IORESOURCE_IO + */ + snprintf(pp->io_space_name, sizeof(pp->io_space_name), + "PCIe %d I/O", pp->index); + pp->io_space_name[sizeof(pp->io_space_name) - 1] = 0; + pp->res[0].name = pp->io_space_name; + if (pp->index == 0) { + pp->res[0].start = PCIE_ARB_BASE_ADDR; + pp->res[0].end = pp->res[0].start + SZ_1M - 1; + } + pp->res[0].flags = IORESOURCE_IO; + if (request_resource(&ioport_resource, &pp->res[0])) + panic("Request PCIe IO resource failed\n"); + pci_add_resource_offset(&sys->resources, &pp->res[0], sys->io_offset); + + /* + * IORESOURCE_MEM + */ + snprintf(pp->mem_space_name, sizeof(pp->mem_space_name), + "PCIe %d MEM", pp->index); + pp->mem_space_name[sizeof(pp->mem_space_name) - 1] = 0; + pp->res[1].name = pp->mem_space_name; + if (pp->index == 0) { + pp->res[1].start = PCIE_ARB_BASE_ADDR + SZ_1M; + pp->res[1].end = pp->res[1].start + SZ_16M - SZ_2M - 1; + } + pp->res[1].flags = IORESOURCE_MEM; + if (request_resource(&iomem_resource, &pp->res[1])) + panic("Request PCIe Memory resource failed\n"); + pci_add_resource_offset(&sys->resources, &pp->res[1], sys->mem_offset); + + return 1; +} + +static int imx_pcie_link_up(void __iomem *dbi_base) +{ + /* Check the pcie link up or link down */ + int iterations = 200; + u32 rc, ltssm, rx_valid, temp; + + do { + /* link is debug bit 36 debug 1 start in bit 32 */ + rc = readl(dbi_base + DB_R1) & (0x1 << (36 - 32)) ; + iterations--; + usleep_range(2000, 3000); + + /* From L0, initiate MAC entry to gen2 if EP/RC supports gen2. + * Wait 2ms (LTSSM timeout is 24ms, PHY lock is ~5us in gen2). + * If (MAC/LTSSM.state == Recovery.RcvrLock) + * && (PHY/rx_valid==0) then pulse PHY/rx_reset. Transition + * to gen2 is stuck + */ + pcie_phy_cr_read(SSP_CR_LANE0_DIG_RX_ASIC_OUT, &rx_valid); + ltssm = readl(dbi_base + DB_R0) & 0x3F; + if ((ltssm == 0x0D) && ((rx_valid & 0x01) == 0)) { + pr_info("Transition to gen2 is stuck, reset PHY!\n"); + pcie_phy_cr_read(SSP_CR_LANE0_DIG_RX_OVRD_IN_LO, &temp); + change_field(&temp, 3, 3, 0x1); + change_field(&temp, 5, 5, 0x1); + pcie_phy_cr_write(SSP_CR_LANE0_DIG_RX_OVRD_IN_LO, + 0x0028); + usleep_range(2000, 3000); + pcie_phy_cr_read(SSP_CR_LANE0_DIG_RX_OVRD_IN_LO, &temp); + change_field(&temp, 3, 3, 0x0); + change_field(&temp, 5, 5, 0x0); + pcie_phy_cr_write(SSP_CR_LANE0_DIG_RX_OVRD_IN_LO, + 0x0000); + } + + if ((iterations < 0)) + pr_info("link up failed, DB_R0:0x%08x, DB_R1:0x%08x!\n" + , readl(dbi_base + DB_R0) + , readl(dbi_base + DB_R1)); + } while (!rc && iterations); + + if (!rc) + return 0; + return 1; +} + +static void imx_pcie_regions_setup(void __iomem *dbi_base) +{ + unsigned bus; + unsigned i; + unsigned untranslated_base = PCIE_ARB_END_ADDR +1 - SZ_1M; + void __iomem *p = dbi_base + PCIE_PL_MSIC_INT; + /* + * i.MX6 defines 16MB in the AXI address map for PCIe. + * + * That address space excepted the pcie registers is + * split and defined into different regions by iATU, + * with sizes and offsets as follows: + * + * 0x0100_0000 --- 0x010F_FFFF 1MB IORESOURCE_IO + * 0x0110_0000 --- 0x01EF_FFFF 14MB IORESOURCE_MEM + * 0x01F0_0000 --- 0x01FF_FFFF 1MB Cfg + Registers + */ + + /* CMD reg:I/O space, MEM space, and Bus Master Enable */ + writel(readl(dbi_base + PCI_COMMAND) + | PCI_COMMAND_IO + | PCI_COMMAND_MEMORY + | PCI_COMMAND_MASTER, + dbi_base + PCI_COMMAND); + + /* Set the CLASS_REV of RC CFG header to PCI_CLASS_BRIDGE_PCI */ + writel(readl(dbi_base + PCI_CLASS_REVISION) + | (PCI_CLASS_BRIDGE_PCI << 16), + dbi_base + PCI_CLASS_REVISION); + + /* + * region0-3 outbound used to access target cfg + */ + for (bus = 1; bus <= 4; bus++) { + writel(bus - 1, dbi_base + ATU_VIEWPORT_R); + writel(untranslated_base, dbi_base + ATU_REGION_LOWBASE_R); + untranslated_base += (1 << 18); + if (bus == 4) + untranslated_base -= (1 << 14); //(remove registers) + writel(untranslated_base - 1, dbi_base + ATU_REGION_LIMIT_ADDR_R); + writel(0, dbi_base + ATU_REGION_UPBASE_R); + + writel(bus << 24, dbi_base + ATU_REGION_LOW_TRGT_ADDR_R); + writel(0, dbi_base + ATU_REGION_UP_TRGT_ADDR_R); + writel((bus > 1) ? CfgRdWr1 : CfgRdWr0, + dbi_base + ATU_REGION_CTRL1_R); + writel((1<<31), dbi_base + ATU_REGION_CTRL2_R); + } + + writel(MSI_MATCH_ADDR, dbi_base + PCIE_PL_MSICA); + writel(0, dbi_base + PCIE_PL_MSICUA); + for (i = 0; i < 8 ; i++) { + writel(0, p + MSIC_INT_EN); + writel(0xffffffff, p + MSIC_INT_MASK); + writel(0xffffffff, p + MSIC_INT_STATUS); + p += 12; + } +} + +void imx_pcie_mask_irq(unsigned pos, int set) +{ + unsigned mask = 1 << (pos & 0x1f); + unsigned val, newval; + void __iomem *p = imx_pcie.dbi_base + PCIE_PL_MSIC_INT + MSIC_INT_MASK + ((pos >> 5) * 12); + if (pos >= (8 * 32)) + return; + val = readl(p); + if (set) + newval = val | mask; + else + newval = val & ~mask; + if (val != newval) + writel(newval, p); +} + +void imx_pcie_enable_irq(unsigned pos, int set) +{ + unsigned mask = 1 << (pos & 0x1f); + unsigned val, newval; + void __iomem *p = imx_pcie.dbi_base + PCIE_PL_MSIC_INT + MSIC_INT_EN + ((pos >> 5) * 12); + if (pos >= (8 * 32)) + return; + val = readl(p); + if (set) + newval = val | mask; + else + newval = val & ~mask; + if (val != newval) + writel(newval, p); + if (set && (val != newval)) + imx_pcie_mask_irq(pos, 0); /* unmask when enabled */ +} + +unsigned imx_pcie_msi_pending(unsigned index) +{ + unsigned val, mask; + void __iomem *p = imx_pcie.dbi_base + PCIE_PL_MSIC_INT + (index * 12); + if (index >= 8) + return 0; + val = readl(p + MSIC_INT_STATUS); + mask = readl(p + MSIC_INT_MASK); + val &= ~mask; + writel(val, p + MSIC_INT_STATUS); + return val; +} + +static char master_abort(struct pci_bus *bus, u32 devfn, int where) +{ + u32 reg; + void __iomem *dbi_base = imx_pcie.dbi_base; + int ret = 0; + + reg = readl(dbi_base + PCIE_RC_IOBLSSR); + if (reg & 0x71000000) { + if (reg & 1<<30) + pr_err("%d:%02d.%d 0x%04x: parity error\n", bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn), where); + if (reg & 1<<29) { + pr_err("%d:%02d.%d 0x%04x: master abort\n", bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn), where); + ret = 1; + } + if (reg & 1<<28) + pr_err("%d:%02d.%d 0x%04x: target abort\n", bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn), where); + if (reg & 1<<24) + pr_err("%d:%02d.%d 0x%04x: master data parity error\n", bus->number, PCI_SLOT(devfn), PCI_FUNC(devfn), where); + writel(reg, dbi_base + PCIE_RC_IOBLSSR); + udelay(1500); // without this delay subsequent reads through bridge can erroneously return 0??? + } + return ret; +} + +static volatile void *get_cfg_addr(struct pci_bus *bus, u32 devfn, int where) +{ + unsigned busnum; + void __iomem *base = imx_pcie.base; + void __iomem *dbi_base = imx_pcie.dbi_base; + + if (!bus->number) { + if (devfn != 0) + return 0; + return (imx_pcie.dbi_base) + (where & 0x0ffc); + } + if ((devfn > 0xff) || (bus->number > 15)) + return 0; + busnum = bus->number - 1; + if ((busnum < 3) && (devfn <= 3)) { + return (base) + (busnum << 18) + (devfn << 16) + (where & 0xfffc); + } + writel(3, dbi_base + ATU_VIEWPORT_R); + writel((bus->number << 24) | (devfn << 16), + dbi_base + ATU_REGION_LOW_TRGT_ADDR_R); + writel((bus->number > 1) ? CfgRdWr1 : CfgRdWr0, + dbi_base + ATU_REGION_CTRL1_R); + return (base) + (3 << 18) + (where & 0xfffc); +} + +static int imx_pcie_rd_conf(struct pci_bus *bus, u32 devfn, int where, + int size, u32 *val) +{ + const volatile void *va_address; + u32 v; + + if (0) + pr_info("%s: bus=%x, devfn=%x, where=%x size=%x\n", __func__, bus->number, devfn, where, size); + va_address = get_cfg_addr(bus, devfn, where); + if (!va_address) { + *val = 0xffffffff; + return PCIBIOS_DEVICE_NOT_FOUND; + } + v = readl(va_address); + if (master_abort(bus, devfn, where)) { + return PCIBIOS_DEVICE_NOT_FOUND; + } + if (0) + pr_info("%s: bus=%x, devfn=%x, where=%x size=%x v=%x\n", __func__, bus->number, devfn, where, size, v); + if (size == 4) { + *val = v; + } else if (size == 1) { + *val = (v >> (8 * (where & 3))) & 0xFF; + } else if (size == 2) { + *val = (v >> (8 * (where & 3))) & 0xFFFF; + } else { + *val = 0xffffffff; + return PCIBIOS_BAD_REGISTER_NUMBER; + } + return PCIBIOS_SUCCESSFUL; +} + +static int imx_pcie_wr_conf(struct pci_bus *bus, u32 devfn, + int where, int size, u32 val) +{ + volatile void *va_address; + u32 mask, tmp; + + if (0) + pr_info("%s: bus=%x, devfn=%x, where=%x size=%x val=%x\n", __func__, bus->number, devfn, where, size, val); + va_address = get_cfg_addr(bus, devfn, where); + if (!va_address) + return PCIBIOS_DEVICE_NOT_FOUND; + if (size == 4) { + writel(val, va_address); + return (master_abort(bus, devfn, where)) + ?PCIBIOS_DEVICE_NOT_FOUND:PCIBIOS_SUCCESSFUL; + } + if (size == 2) + mask = ~(0xFFFF << ((where & 0x3) * 8)); + else if (size == 1) + mask = ~(0xFF << ((where & 0x3) * 8)); + else + return PCIBIOS_BAD_REGISTER_NUMBER; + + tmp = readl(va_address) & mask; + tmp |= val << ((where & 0x3) * 8); + writel(tmp, va_address); + return (master_abort(bus, devfn, where)) + ?PCIBIOS_DEVICE_NOT_FOUND:PCIBIOS_SUCCESSFUL; +} + +static struct pci_ops imx_pcie_ops = { + .read = imx_pcie_rd_conf, + .write = imx_pcie_wr_conf, +}; + +signed short irq_map[] = { + -EINVAL, + MXC_INT_PCIE_3, /* int a */ + MXC_INT_PCIE_2, /* int b */ + MXC_INT_PCIE_1, /* int c */ + MXC_INT_PCIE_0, /* int d/MSI */ +}; + +static int imx_pcie_map_irq(const struct pci_dev *dev, u8 slot, u8 pin) +{ + int val = -EINVAL; + if (pin <= 4) + val = irq_map[pin]; + return val; +} + +static struct hw_pci imx_pci __initdata = { + .nr_controllers = 1, + .setup = imx_pcie_setup, + .ops = &imx_pcie_ops, + .map_irq = imx_pcie_map_irq, +}; + +/* PHY CR bus acess routines */ +static int pcie_phy_cr_ack_polling(int max_iterations, int exp_val) +{ + u32 temp_rd_data, wait_counter = 0; + + do { + temp_rd_data = readl(imx_pcie.dbi_base + PHY_STS_R); + temp_rd_data = (temp_rd_data >> PCIE_CR_STAT_ACK_LOC) & 0x1; + wait_counter++; + } while ((wait_counter < max_iterations) && (temp_rd_data != exp_val)); + + if (temp_rd_data != exp_val) + return 0 ; + return 1 ; +} + +static int pcie_phy_cr_cap_addr(int addr) +{ + u32 temp_wr_data; + void __iomem *dbi_base = imx_pcie.dbi_base; + + /* write addr */ + temp_wr_data = addr << PCIE_CR_CTL_DATA_LOC ; + writel(temp_wr_data, dbi_base + PHY_CTRL_R); + + /* capture addr */ + temp_wr_data |= (0x1 << PCIE_CR_CTL_CAP_ADR_LOC); + writel(temp_wr_data, dbi_base + PHY_CTRL_R); + + /* wait for ack */ + if (!pcie_phy_cr_ack_polling(100, 1)) + return 0; + + /* deassert cap addr */ + temp_wr_data = addr << PCIE_CR_CTL_DATA_LOC; + writel(temp_wr_data, dbi_base + PHY_CTRL_R); + + /* wait for ack de-assetion */ + if (!pcie_phy_cr_ack_polling(100, 0)) + return 0 ; + + return 1 ; +} + +static int pcie_phy_cr_read(int addr , int *data) +{ + u32 temp_rd_data, temp_wr_data; + void __iomem *dbi_base = imx_pcie.dbi_base; + + /* write addr */ + /* cap addr */ + if (!pcie_phy_cr_cap_addr(addr)) + return 0; + + /* assert rd signal */ + temp_wr_data = 0x1 << PCIE_CR_CTL_RD_LOC; + writel(temp_wr_data, dbi_base + PHY_CTRL_R); + + /* wait for ack */ + if (!pcie_phy_cr_ack_polling(100, 1)) + return 0; + + /* after got ack return data */ + temp_rd_data = readl(dbi_base + PHY_STS_R); + *data = (temp_rd_data & (0xffff << PCIE_CR_STAT_DATA_LOC)) ; + + /* deassert rd signal */ + temp_wr_data = 0x0; + writel(temp_wr_data, dbi_base + PHY_CTRL_R); + + /* wait for ack de-assetion */ + if (!pcie_phy_cr_ack_polling(100, 0)) + return 0 ; + + return 1 ; + +} + +static int pcie_phy_cr_write(int addr, int data) +{ + u32 temp_wr_data; + void __iomem *dbi_base = imx_pcie.dbi_base; + + /* write addr */ + /* cap addr */ + if (!pcie_phy_cr_cap_addr(addr)) + return 0 ; + + temp_wr_data = data << PCIE_CR_CTL_DATA_LOC; + writel(temp_wr_data, dbi_base + PHY_CTRL_R); + + /* capture data */ + temp_wr_data |= (0x1 << PCIE_CR_CTL_CAP_DAT_LOC); + writel(temp_wr_data, dbi_base + PHY_CTRL_R); + + /* wait for ack */ + if (!pcie_phy_cr_ack_polling(100, 1)) + return 0 ; + + /* deassert cap data */ + temp_wr_data = data << PCIE_CR_CTL_DATA_LOC; + writel(temp_wr_data, dbi_base + PHY_CTRL_R); + + /* wait for ack de-assetion */ + if (!pcie_phy_cr_ack_polling(100, 0)) + return 0; + + /* assert wr signal */ + temp_wr_data = 0x1 << PCIE_CR_CTL_WR_LOC; + writel(temp_wr_data, dbi_base + PHY_CTRL_R); + + /* wait for ack */ + if (!pcie_phy_cr_ack_polling(100, 1)) + return 0; + + /* deassert wr signal */ + temp_wr_data = data << PCIE_CR_CTL_DATA_LOC; + writel(temp_wr_data, dbi_base + PHY_CTRL_R); + + /* wait for ack de-assetion */ + if (!pcie_phy_cr_ack_polling(100, 0)) + return 0; + + temp_wr_data = 0x0 ; + writel(temp_wr_data, dbi_base + PHY_CTRL_R); + + return 1 ; +} + +static void change_field(int *in, int start, int end, int val) +{ + int mask; + + mask = ((0xFFFFFFFF << start) ^ (0xFFFFFFFF << (end + 1))) & 0xFFFFFFFF; + *in = (*in & ~mask) | (val << start); +} + +static int imx_pcie_enable_controller(struct device *dev) +{ + struct clk *clk; + struct device_node *np = dev->of_node; + + if (gpio_is_valid(imx_pcie.pcie_pwr_en)) { + /* Enable PCIE power */ + gpio_request(imx_pcie.pcie_pwr_en, "PCIE POWER_EN"); + + /* activate PCIE_PWR_EN */ + gpio_direction_output(imx_pcie.pcie_pwr_en, 1); + } + + // power up PCIe PHY + imx_pcie_clrset(iomuxc_gpr1_test_powerdown, 0 << 18, IOMUXC_GPR1); + + /* enable the clks */ + if (np) + clk = of_clk_get(np, 0); + else + clk = devm_clk_get(dev, "pcie_clk"); + if (IS_ERR(clk)) { + pr_err("no pcie clock.\n"); + return -EINVAL; + } + + if (clk_prepare_enable(clk)) { + pr_err("can't enable pcie clock.\n"); + clk_put(clk); + return -EINVAL; + } + + // Enable PCIe PHY ref clock + imx_pcie_clrset(iomuxc_gpr1_pcie_ref_clk_en, 1 << 16, IOMUXC_GPR1); + + return 0; +} + +static void card_reset(struct device *dev) +{ + if (gpio_is_valid(imx_pcie.pcie_rst)) { + /* PCIE RESET */ + gpio_request(imx_pcie.pcie_rst, "PCIE RESET"); + + /* activate PERST_B */ + gpio_direction_output(imx_pcie.pcie_rst, 0); + + /* Add one reset to the pcie external device */ + msleep(100); + + /* deactive PERST_B */ + gpio_direction_output(imx_pcie.pcie_rst, 1); + } +} + +static void add_pcie_port(struct platform_device *pdev, void __iomem *base, void __iomem *dbi_base) +{ + struct clk *clk; + struct device *dev = &pdev->dev; + struct device_node *np = dev->of_node; + + if (imx_pcie_link_up(dbi_base)) { + struct imx_pcie_port *pp = &imx_pcie.imx_pcie_port[imx_pcie.num_pcie_ports++]; + + pr_info("IMX PCIe port: link up.\n"); + + pp->index = 0; + pp->root_bus_nr = -1; + pp->base = base; + pp->dbi_base = dbi_base; + spin_lock_init(&pp->conf_lock); + memset(pp->res, 0, sizeof(pp->res)); + } else { + pr_info("IMX PCIe port: link down!\n"); + /* Release the clocks, and disable the power */ + + if (np) + clk = of_clk_get(np, 0); + else + clk = clk_get(NULL, "pcie_clk"); + if (IS_ERR(clk)) { + pr_err("no pcie clock.\n"); + return; + } + + clk_disable_unprepare(clk); + clk_put(clk); + + // Disable the PCIE PHY Ref Clock + imx_pcie_clrset(iomuxc_gpr1_pcie_ref_clk_en, 0 << 16, IOMUXC_GPR1); + + if (gpio_is_valid(imx_pcie.pcie_pwr_en)) { + /* Disable PCIE power */ + gpio_request(imx_pcie.pcie_pwr_en, "PCIE POWER_EN"); + + /* activate PCIE_PWR_EN */ + gpio_direction_output(imx_pcie.pcie_pwr_en, 0); + } + + // Power down PCIE PHY + imx_pcie_clrset(iomuxc_gpr1_test_powerdown, 1 << 18, IOMUXC_GPR1); + } +} + +static int imx_pcie_abort_handler(unsigned long addr, unsigned int fsr, + struct pt_regs *regs) +{ + unsigned long instr; + unsigned long pc = instruction_pointer(regs) - 4; + + instr = *(unsigned long *)pc; +/* imprecise aborts are no longer enabled in 3.7+ during init it would appear. + * We now using PCIE_RC_IOBLSSR to detect master abort however we will still get + * at least one imprecise abort and need to have a handler. + */ +#if 0 + if (instr == 0xf57ff04f) { + /* dsb sy */ + pc -= 4; + instr = *(unsigned long *)pc; + } + pr_info("PCIe abort: address = 0x%08lx fsr = 0x%03x PC = 0x%08lx LR = 0x%08lx instr=%08lx\n", + addr, fsr, regs->ARM_pc, regs->ARM_lr, instr); + + + /* + * If the instruction being executed was a read, + * make it look like it read all-ones. + */ + if ((instr & 0x0c500000) == 0x04100000) { + /* LDR instruction */ + int reg = (instr >> 12) & 15; + + regs->uregs[reg] = -1; + regs->ARM_pc = pc + 4; + return 0; + } + return 1; +#else + pr_info("PCIe abort: address = 0x%08lx fsr = 0x%03x PC = 0x%08lx LR = 0x%08lx instr=%08lx\n", + addr, fsr, regs->ARM_pc, regs->ARM_lr, instr); + + return 0; +#endif +} + + +static int imx_pcie_pltfm_probe(struct platform_device *pdev) +{ + struct resource *mem; + struct device *dev = &pdev->dev; + struct device_node *np = pdev->dev.of_node; + struct resource res; + int ret; + + if (!np) { + dev_err(&pdev->dev, "No of data found\n"); + return -EINVAL; + } + + res.start = res.end = 0; + ret = of_address_to_resource(np, 0, &res); + if (ret) + goto err; + mem = &res; + imx_pcie.pcie_pwr_en = of_get_named_gpio(np, "pwren-gpios", 0); + imx_pcie.pcie_rst = of_get_named_gpio(np, "rst-gpios", 0); + imx_pcie.pcie_wake_up = of_get_named_gpio(np, "wake-gpios", 0); + imx_pcie.pcie_dis = of_get_named_gpio(np, "dis-gpios", 0); + //pdev->dev.platform_data = pdata; + + imx_pcie.base = ioremap_nocache(PCIE_ARB_END_ADDR - SZ_1M + 1, SZ_1M - SZ_16K); + if (!imx_pcie.base) { + pr_err("error with ioremap in function %s\n", __func__); + return -EIO; + } + + imx_pcie.dbi_base = devm_ioremap(dev, mem->start, resource_size(mem)); + if (!imx_pcie.dbi_base) { + dev_err(dev, "can't map %pR\n", mem); + return -ENOMEM; + } + + np = of_find_compatible_node(NULL, NULL, "fsl,imx6q-iomuxc-gpr"); + if (!np) { + dev_err(dev, "can't find iomux\n"); + return -ENOMEM; + } + ret = of_address_to_resource(np, 0, &res); + of_node_put(np); + if (ret) + goto err; + mem = &res; + imx_pcie.gpr_base = devm_ioremap(dev, mem->start, resource_size(mem)); + if (!imx_pcie.gpr_base) { + dev_err(dev, "can't map %pR\n", mem); + return -ENOMEM; + } + + // hold LTSSM in detect state + imx_pcie_clrset(iomuxc_gpr12_app_ltssm_enable, 0 << 10, IOMUXC_GPR12); + + /* configure constant input signal to the pcie ctrl and phy */ + // set device type to RC (PCI_EXP_TYPE_ROOT_PORT=4 is from pcie_regs.h) + imx_pcie_clrset(iomuxc_gpr12_device_type, PCI_EXP_TYPE_ROOT_PORT << 12, IOMUXC_GPR12); + // loss of signal detect sensitivity function - must be 0x9 + imx_pcie_clrset(iomuxc_gpr12_los_level, 9 << 4, IOMUXC_GPR12); + // not clear what values these should have from RM + imx_pcie_clrset(iomuxc_gpr8_tx_deemph_gen1, 0 << 0, IOMUXC_GPR8); + imx_pcie_clrset(iomuxc_gpr8_tx_deemph_gen2_3p5db, 0 << 6, IOMUXC_GPR8); + imx_pcie_clrset(iomuxc_gpr8_tx_deemph_gen2_6db, 20 << 12, IOMUXC_GPR8); + imx_pcie_clrset(iomuxc_gpr8_tx_swing_full, 127 << 18, IOMUXC_GPR8); + imx_pcie_clrset(iomuxc_gpr8_tx_swing_low, 127 << 25, IOMUXC_GPR8); + + /* Enable the pwr, clks and so on */ + ret = imx_pcie_enable_controller(dev); + if (ret) + goto err; + + /* togle the external card's reset */ + card_reset(dev) ; + + usleep_range(3000, 4000); + imx_pcie_regions_setup(imx_pcie.dbi_base); + usleep_range(3000, 4000); + + /* + * Force to GEN1 because of PCIE2USB storage stress tests + * would be failed when GEN2 is enabled + */ + writel(((readl(imx_pcie.dbi_base + LNK_CAP) & 0xfffffff0) | 0x1), + imx_pcie.dbi_base + LNK_CAP); + + /* start link up */ + imx_pcie_clrset(iomuxc_gpr12_app_ltssm_enable, 1 << 10, IOMUXC_GPR12); + + hook_fault_code(16 + 6, imx_pcie_abort_handler, SIGBUS, 0, + "imprecise external abort"); + + /* add the pcie port */ + add_pcie_port(pdev, imx_pcie.base, imx_pcie.dbi_base); + + pci_common_init(&imx_pci); + + return 0; + +err: + return ret; +} + +static int imx_pcie_pltfm_remove(struct platform_device *pdev) +{ + struct clk *clk; + struct device *dev = &pdev->dev; + struct device_node *np = dev->of_node; + struct resource *iomem = platform_get_resource(pdev, IORESOURCE_MEM, 0); + + /* Release clocks, and disable power */ + if (np) + clk = of_clk_get(np, 0); + else + clk = devm_clk_get(dev, "pcie_clk"); + if (IS_ERR(clk)) + pr_err("no pcie clock.\n"); + + if (clk) { + clk_disable_unprepare(clk); + clk_put(clk); + } + + // disable PCIe PHY clock ref + imx_pcie_clrset(iomuxc_gpr1_pcie_ref_clk_en, 0 << 16, IOMUXC_GPR1); + + if (gpio_is_valid(imx_pcie.pcie_pwr_en)) { + /* Disable PCIE power */ + gpio_request(imx_pcie.pcie_pwr_en, "PCIE POWER_EN"); + + /* activate PCIE_PWR_EN */ + gpio_direction_output(imx_pcie.pcie_pwr_en, 0); + } + + // power down PCIe PHY + imx_pcie_clrset(iomuxc_gpr1_test_powerdown, 1 << 18, IOMUXC_GPR1); + + iounmap(imx_pcie.base); + iounmap(imx_pcie.dbi_base); + iounmap(imx_pcie.gpr_base); + release_mem_region(iomem->start, resource_size(iomem)); + //platform_set_drvdata(pdev, NULL); + + return 0; +} + +static const struct of_device_id of_imx_pcie_match[] = { + { .compatible = "fsl,pcie" }, + {} +}; +MODULE_DEVICE_TABLE(of, of_imx_pcie_match); + +static struct platform_driver imx_pcie_pltfm_driver = { + .driver = { + .name = "imx-pcie", + .owner = THIS_MODULE, + .of_match_table = of_imx_pcie_match, + }, + .probe = imx_pcie_pltfm_probe, + .remove = imx_pcie_pltfm_remove, +}; + +/*****************************************************************************\ + * * + * Driver init/exit * + * * +\*****************************************************************************/ + +static int __init imx_pcie_drv_init(void) +{ + pcibios_min_io = 0; + pcibios_min_mem = 0; + + return platform_driver_register(&imx_pcie_pltfm_driver); +} + +static void __exit imx_pcie_drv_exit(void) +{ + platform_driver_unregister(&imx_pcie_pltfm_driver); +} + +//module_init(imx_pcie_drv_init); +//module_exit(imx_pcie_drv_exit); +late_initcall(imx_pcie_drv_init); + +MODULE_DESCRIPTION("i.MX PCIE platform driver"); +MODULE_LICENSE("GPL v2"); diff --git a/target/linux/imx6/files-3.10/firmware/imx/sdma/sdma-imx6q-to1.bin.ihex b/target/linux/imx6/files-3.10/firmware/imx/sdma/sdma-imx6q-to1.bin.ihex new file mode 100644 index 0000000000..2e561f0168 --- /dev/null +++ b/target/linux/imx6/files-3.10/firmware/imx/sdma/sdma-imx6q-to1.bin.ihex @@ -0,0 +1,116 @@ 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+:1006E000D16A000F4207C86FDD6F1C7F8E009D002E +:1006F00001680B67177ED56B04080278C86F120774 +:10070000117C0B670F7E04080278C86F12070A7C01 +:10071000DD6F087FD169010FC86FDD6F037F0101B5 +:0E0720000004129B0700FF680C680002129B89 +:00000001FF diff --git a/target/linux/imx6/image/Makefile b/target/linux/imx6/image/Makefile index 04a446d98f..0bcb85bee5 100644 --- a/target/linux/imx6/image/Makefile +++ b/target/linux/imx6/image/Makefile @@ -8,7 +8,8 @@ include $(TOPDIR)/rules.mk include $(INCLUDE_DIR)/image.mk BOARDS := \ - imx6dl-wandboard + imx6dl-wandboard \ + imx6q-gw5400-a # board-specific Flattened Image Tree define mkfit -- 2.11.0