diff options
Diffstat (limited to 'target/arm')
| -rw-r--r-- | target/arm/cubox-i/patches/3.15.4/rmk.patch | 6640 |
1 files changed, 0 insertions, 6640 deletions
diff --git a/target/arm/cubox-i/patches/3.15.4/rmk.patch b/target/arm/cubox-i/patches/3.15.4/rmk.patch deleted file mode 100644 index 7ccbf3b4a..000000000 --- a/target/arm/cubox-i/patches/3.15.4/rmk.patch +++ /dev/null @@ -1,6640 +0,0 @@ - .../DocBook/media/v4l/pixfmt-packed-rgb.xml | 39 ++ - .../devicetree/bindings/leds/leds-pwm.txt | 2 + - Documentation/devicetree/bindings/mmc/mmc.txt | 11 + - .../bindings/staging/imx-drm/fsl-imx-drm.txt | 3 +- - arch/arm/boot/dts/imx6dl-hummingboard.dts | 27 + - arch/arm/boot/dts/imx6q-cubox-i.dts | 4 + - arch/arm/boot/dts/imx6qdl-cubox-i.dtsi | 78 ++- - arch/arm/boot/dts/imx6qdl-microsom.dtsi | 98 +++ - arch/arm/configs/imx_v6_v7_defconfig | 1 + - arch/arm/mach-imx/clk-imx6q.c | 12 + - arch/arm/mach-imx/clk-pllv3.c | 27 +- - drivers/Kconfig | 2 + - drivers/Makefile | 1 + - drivers/ata/ahci_imx.c | 184 +++++- - drivers/cec/Kconfig | 14 + - drivers/cec/Makefile | 1 + - drivers/cec/cec-dev.c | 384 +++++++++++ - drivers/gpu/drm/drm_crtc_helper.c | 6 - - drivers/leds/leds-pwm.c | 144 ++-- - drivers/mmc/core/core.c | 42 ++ - drivers/mmc/core/host.c | 68 ++ - drivers/mmc/core/sdio_irq.c | 41 +- - drivers/mmc/host/Kconfig | 63 +- - drivers/mmc/host/dw_mmc.c | 2 + - drivers/mmc/host/sdhci-acpi.c | 8 + - drivers/mmc/host/sdhci-bcm-kona.c | 4 + - drivers/mmc/host/sdhci-bcm2835.c | 4 + - drivers/mmc/host/sdhci-cns3xxx.c | 13 +- - drivers/mmc/host/sdhci-dove.c | 4 + - drivers/mmc/host/sdhci-esdhc-imx.c | 82 +-- - drivers/mmc/host/sdhci-esdhc.h | 4 +- - drivers/mmc/host/sdhci-of-arasan.c | 4 + - drivers/mmc/host/sdhci-of-esdhc.c | 70 +- - drivers/mmc/host/sdhci-of-hlwd.c | 4 + - drivers/mmc/host/sdhci-pci.c | 9 +- - drivers/mmc/host/sdhci-pltfm.c | 4 + - drivers/mmc/host/sdhci-pxav2.c | 14 +- - drivers/mmc/host/sdhci-pxav3.c | 13 +- - drivers/mmc/host/sdhci-s3c.c | 36 +- - drivers/mmc/host/sdhci-sirf.c | 4 + - drivers/mmc/host/sdhci-spear.c | 5 +- - drivers/mmc/host/sdhci-tegra.c | 27 +- - drivers/mmc/host/sdhci.c | 722 ++++++++++----------- - drivers/mmc/host/sdhci.h | 20 +- - drivers/regulator/anatop-regulator.c | 1 + - drivers/regulator/core.c | 2 +- - drivers/regulator/dummy.c | 1 + - drivers/regulator/fixed.c | 4 +- - drivers/staging/imx-drm/Kconfig | 18 + - drivers/staging/imx-drm/Makefile | 3 + - drivers/staging/imx-drm/drm-ddc-connector.c | 92 +++ - drivers/staging/imx-drm/drm-ddc-connector.h | 26 + - drivers/staging/imx-drm/dw-hdmi-audio.c | 652 +++++++++++++++++++ - drivers/staging/imx-drm/dw-hdmi-audio.h | 15 + - drivers/staging/imx-drm/dw-hdmi-cec.c | 205 ++++++ - drivers/staging/imx-drm/dw-hdmi-cec.h | 16 + - drivers/staging/imx-drm/imx-hdmi.c | 178 ++--- - drivers/staging/imx-drm/imx-ldb.c | 21 + - drivers/staging/imx-drm/imx-tve.c | 63 +- - drivers/staging/imx-drm/ipu-v3/imx-ipu-v3.h | 5 + - drivers/staging/imx-drm/ipu-v3/ipu-common.c | 41 +- - drivers/staging/imx-drm/ipu-v3/ipu-dc.c | 94 ++- - drivers/staging/imx-drm/ipu-v3/ipu-di.c | 2 +- - drivers/staging/imx-drm/ipu-v3/ipu-dmfc.c | 25 +- - drivers/staging/imx-drm/ipu-v3/ipu-dp.c | 71 +- - drivers/staging/imx-drm/ipu-v3/ipu-prv.h | 3 + - drivers/staging/imx-drm/ipuv3-crtc.c | 16 +- - drivers/staging/imx-drm/ipuv3-plane.c | 4 + - drivers/staging/imx-drm/parallel-display.c | 2 + - include/linux/cec-dev.h | 69 ++ - include/linux/mmc/host.h | 8 + - include/linux/mmc/sdhci.h | 15 +- - include/uapi/linux/cec-dev.h | 34 + - include/uapi/linux/videodev2.h | 1 + - sound/soc/fsl/imx-pcm-dma.c | 2 +- - 75 files changed, 3162 insertions(+), 832 deletions(-) - -diff --git a/Documentation/DocBook/media/v4l/pixfmt-packed-rgb.xml b/Documentation/DocBook/media/v4l/pixfmt-packed-rgb.xml -index e1c4f8b4c0b3..88a7fe1ecaf1 100644 ---- a/Documentation/DocBook/media/v4l/pixfmt-packed-rgb.xml -+++ b/Documentation/DocBook/media/v4l/pixfmt-packed-rgb.xml -@@ -279,6 +279,45 @@ colorspace <constant>V4L2_COLORSPACE_SRGB</constant>.</para> - <entry></entry> - <entry></entry> - </row> -+ <row id="V4L2-PIX-FMT-RGB666"> -+ <entry><constant>V4L2_PIX_FMT_RGB666</constant></entry> -+ <entry>'RGBH'</entry> -+ <entry></entry> -+ <entry>r<subscript>5</subscript></entry> -+ <entry>r<subscript>4</subscript></entry> -+ <entry>r<subscript>3</subscript></entry> -+ <entry>r<subscript>2</subscript></entry> -+ <entry>r<subscript>1</subscript></entry> -+ <entry>r<subscript>0</subscript></entry> -+ <entry>g<subscript>5</subscript></entry> -+ <entry>g<subscript>4</subscript></entry> -+ <entry></entry> -+ <entry>g<subscript>3</subscript></entry> -+ <entry>g<subscript>2</subscript></entry> -+ <entry>g<subscript>1</subscript></entry> -+ <entry>g<subscript>0</subscript></entry> -+ <entry>b<subscript>5</subscript></entry> -+ <entry>b<subscript>4</subscript></entry> -+ <entry>b<subscript>3</subscript></entry> -+ <entry>b<subscript>2</subscript></entry> -+ <entry></entry> -+ <entry>b<subscript>1</subscript></entry> -+ <entry>b<subscript>0</subscript></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ <entry></entry> -+ </row> - <row id="V4L2-PIX-FMT-BGR24"> - <entry><constant>V4L2_PIX_FMT_BGR24</constant></entry> - <entry>'BGR3'</entry> -diff --git a/Documentation/devicetree/bindings/leds/leds-pwm.txt b/Documentation/devicetree/bindings/leds/leds-pwm.txt -index 7297107cf832..6c6583c35f2f 100644 ---- a/Documentation/devicetree/bindings/leds/leds-pwm.txt -+++ b/Documentation/devicetree/bindings/leds/leds-pwm.txt -@@ -13,6 +13,8 @@ node's name represents the name of the corresponding LED. - For the pwms and pwm-names property please refer to: - Documentation/devicetree/bindings/pwm/pwm.txt - - max-brightness : Maximum brightness possible for the LED -+- active-low : (optional) For PWMs where the LED is wired to supply -+ rather than ground. - - label : (optional) - see Documentation/devicetree/bindings/leds/common.txt - - linux,default-trigger : (optional) -diff --git a/Documentation/devicetree/bindings/mmc/mmc.txt b/Documentation/devicetree/bindings/mmc/mmc.txt -index 9dce540771fb..b9b534ebc0c5 100644 ---- a/Documentation/devicetree/bindings/mmc/mmc.txt -+++ b/Documentation/devicetree/bindings/mmc/mmc.txt -@@ -5,6 +5,8 @@ these definitions. - Interpreted by the OF core: - - reg: Registers location and length. - - interrupts: Interrupts used by the MMC controller. -+- clocks: Clocks needed for the host controller, if any. -+- clock-names: Goes with clocks above. - - Card detection: - If no property below is supplied, host native card detect is used. -@@ -39,6 +41,15 @@ If no property below is supplied, host native card detect is used. - - mmc-hs200-1_8v: eMMC HS200 mode(1.8V I/O) is supported - - mmc-hs200-1_2v: eMMC HS200 mode(1.2V I/O) is supported - -+Card power and reset control: -+The following properties can be specified for cases where the MMC -+peripheral needs additional reset, regulator and clock lines. It is for -+example common for WiFi/BT adapters to have these separate from the main -+MMC bus: -+ - card-reset-gpios: Specify GPIOs for card reset (reset active low) -+ - card-external-vcc-supply: Regulator to drive (independent) card VCC -+ - clock with name "card_ext_clock": External clock provided to the card -+ - *NOTE* on CD and WP polarity. To use common for all SD/MMC host controllers line - polarity properties, we have to fix the meaning of the "normal" and "inverted" - line levels. We choose to follow the SDHCI standard, which specifies both those -diff --git a/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt b/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt -index 3be5ce7a9654..83137ef5a1ba 100644 ---- a/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt -+++ b/Documentation/devicetree/bindings/staging/imx-drm/fsl-imx-drm.txt -@@ -60,7 +60,8 @@ Parallel display support - - compatible: Should be "fsl,imx-parallel-display" - Optional properties: - - interface_pix_fmt: How this display is connected to the -- display interface. Currently supported types: "rgb24", "rgb565", "bgr666" -+ display interface. Currently supported types: "rgb24", "rgb565", "bgr666", -+ "rgb666" - - edid: verbatim EDID data block describing attached display. - - ddc: phandle describing the i2c bus handling the display data - channel -diff --git a/arch/arm/boot/dts/imx6dl-hummingboard.dts b/arch/arm/boot/dts/imx6dl-hummingboard.dts -index 5bfae54fb780..5cfab68fe43d 100644 ---- a/arch/arm/boot/dts/imx6dl-hummingboard.dts -+++ b/arch/arm/boot/dts/imx6dl-hummingboard.dts -@@ -67,6 +67,13 @@ - status = "okay"; - }; - -+&hdmi { -+ pinctrl-names = "default"; -+ pinctrl-0 = <&pinctrl_hummingboard_hdmi>; -+ ddc-i2c-bus = <&i2c2>; -+ status = "okay"; -+}; -+ - &i2c1 { - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_hummingboard_i2c1>; -@@ -82,6 +89,13 @@ - */ - }; - -+&i2c2 { -+ clock-frequency = <100000>; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&pinctrl_hummingboard_i2c2>; -+ status = "okay"; -+}; -+ - &iomuxc { - hummingboard { - pinctrl_hummingboard_flexcan1: hummingboard-flexcan1 { -@@ -97,6 +111,12 @@ - >; - }; - -+ pinctrl_hummingboard_hdmi: hummingboard-hdmi { -+ fsl,pins = < -+ MX6QDL_PAD_KEY_ROW2__HDMI_TX_CEC_LINE 0x1f8b0 -+ >; -+ }; -+ - pinctrl_hummingboard_i2c1: hummingboard-i2c1 { - fsl,pins = < - MX6QDL_PAD_EIM_D21__I2C1_SCL 0x4001b8b1 -@@ -104,6 +124,13 @@ - >; - }; - -+ pinctrl_hummingboard_i2c2: hummingboard-i2c2 { -+ fsl,pins = < -+ MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1 -+ MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1 -+ >; -+ }; -+ - pinctrl_hummingboard_spdif: hummingboard-spdif { - fsl,pins = <MX6QDL_PAD_GPIO_17__SPDIF_OUT 0x13091>; - }; -diff --git a/arch/arm/boot/dts/imx6q-cubox-i.dts b/arch/arm/boot/dts/imx6q-cubox-i.dts -index bc5f31e3e892..9efd8b0c8011 100644 ---- a/arch/arm/boot/dts/imx6q-cubox-i.dts -+++ b/arch/arm/boot/dts/imx6q-cubox-i.dts -@@ -13,4 +13,8 @@ - - &sata { - status = "okay"; -+ fsl,transmit-level-mV = <1104>; -+ fsl,transmit-boost-mdB = <0>; -+ fsl,transmit-atten-16ths = <9>; -+ fsl,no-spread-spectrum; - }; -diff --git a/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi b/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi -index c2a24888a276..f45380073973 100644 ---- a/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi -+++ b/arch/arm/boot/dts/imx6qdl-cubox-i.dtsi -@@ -12,6 +12,19 @@ - pinctrl-0 = <&pinctrl_cubox_i_ir>; - }; - -+ pwmleds { -+ compatible = "pwm-leds"; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&pinctrl_cubox_i_pwm1>; -+ -+ front { -+ active-low; -+ label = "imx6:red:front"; -+ max-brightness = <248>; -+ pwms = <&pwm1 0 50000>; -+ }; -+ }; -+ - regulators { - compatible = "simple-bus"; - -@@ -55,6 +68,20 @@ - }; - }; - -+&hdmi { -+ pinctrl-names = "default"; -+ pinctrl-0 = <&pinctrl_cubox_i_hdmi>; -+ ddc-i2c-bus = <&i2c2>; -+ status = "okay"; -+}; -+ -+&i2c2 { -+ clock-frequency = <100000>; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&pinctrl_cubox_i_i2c2>; -+ status = "okay"; -+}; -+ - &i2c3 { - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_cubox_i_i2c3>; -@@ -69,6 +96,19 @@ - - &iomuxc { - cubox_i { -+ pinctrl_cubox_i_hdmi: cubox-i-hdmi { -+ fsl,pins = < -+ MX6QDL_PAD_KEY_ROW2__HDMI_TX_CEC_LINE 0x1f8b0 -+ >; -+ }; -+ -+ pinctrl_cubox_i_i2c2: cubox-i-i2c2 { -+ fsl,pins = < -+ MX6QDL_PAD_KEY_COL3__I2C2_SCL 0x4001b8b1 -+ MX6QDL_PAD_KEY_ROW3__I2C2_SDA 0x4001b8b1 -+ >; -+ }; -+ - pinctrl_cubox_i_i2c3: cubox-i-i2c3 { - fsl,pins = < - MX6QDL_PAD_EIM_D17__I2C3_SCL 0x4001b8b1 -@@ -82,6 +122,10 @@ - >; - }; - -+ pinctrl_cubox_i_pwm1: cubox-i-pwm1-front-led { -+ fsl,pins = <MX6QDL_PAD_DISP0_DAT8__PWM1_OUT 0x1b0b0>; -+ }; -+ - pinctrl_cubox_i_spdif: cubox-i-spdif { - fsl,pins = <MX6QDL_PAD_GPIO_17__SPDIF_OUT 0x13091>; - }; -@@ -111,6 +155,28 @@ - MX6QDL_PAD_SD2_DAT3__SD2_DATA3 0x13059 - >; - }; -+ -+ pinctrl_cubox_i_usdhc2_100mhz: cubox-i-usdhc2-100mhz { -+ fsl,pins = < -+ MX6QDL_PAD_SD2_CMD__SD2_CMD 0x170b9 -+ MX6QDL_PAD_SD2_CLK__SD2_CLK 0x100b9 -+ MX6QDL_PAD_SD2_DAT0__SD2_DATA0 0x170b9 -+ MX6QDL_PAD_SD2_DAT1__SD2_DATA1 0x170b9 -+ MX6QDL_PAD_SD2_DAT2__SD2_DATA2 0x170b9 -+ MX6QDL_PAD_SD2_DAT3__SD2_DATA3 0x130b9 -+ >; -+ }; -+ -+ pinctrl_cubox_i_usdhc2_200mhz: cubox-i-usdhc2-200mhz { -+ fsl,pins = < -+ MX6QDL_PAD_SD2_CMD__SD2_CMD 0x170f9 -+ MX6QDL_PAD_SD2_CLK__SD2_CLK 0x100f9 -+ MX6QDL_PAD_SD2_DAT0__SD2_DATA0 0x170f9 -+ MX6QDL_PAD_SD2_DAT1__SD2_DATA1 0x170f9 -+ MX6QDL_PAD_SD2_DAT2__SD2_DATA2 0x170f9 -+ MX6QDL_PAD_SD2_DAT3__SD2_DATA3 0x130f9 -+ >; -+ }; - }; - }; - -@@ -130,9 +196,19 @@ - status = "okay"; - }; - -+&uart4 { -+ status = "okay"; -+}; -+ -+&usdhc1 { -+ status = "okay"; -+}; -+ - &usdhc2 { -- pinctrl-names = "default"; -+ pinctrl-names = "default", "state_100mhz", "state_200mhz"; - pinctrl-0 = <&pinctrl_cubox_i_usdhc2_aux &pinctrl_cubox_i_usdhc2>; -+ pinctrl-1 = <&pinctrl_cubox_i_usdhc2_aux &pinctrl_cubox_i_usdhc2_100mhz>; -+ pinctrl-2 = <&pinctrl_cubox_i_usdhc2_aux &pinctrl_cubox_i_usdhc2_200mhz>; - vmmc-supply = <®_3p3v>; - cd-gpios = <&gpio1 4 0>; - status = "okay"; -diff --git a/arch/arm/boot/dts/imx6qdl-microsom.dtsi b/arch/arm/boot/dts/imx6qdl-microsom.dtsi -index d729d0b15f25..a5d72895d9ce 100644 ---- a/arch/arm/boot/dts/imx6qdl-microsom.dtsi -+++ b/arch/arm/boot/dts/imx6qdl-microsom.dtsi -@@ -1,9 +1,69 @@ - /* - * Copyright (C) 2013,2014 Russell King - */ -+#include <dt-bindings/gpio/gpio.h> -+/ { -+ regulators { -+ compatible = "simple-bus"; -+ -+ reg_brcm_osc: brcm-osc-reg { -+ compatible = "regulator-fixed"; -+ enable-active-high; -+ gpio = <&gpio5 5 0>; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&pinctrl_microsom_brcm_osc_reg>; -+ regulator-name = "brcm_osc_reg"; -+ regulator-min-microvolt = <3300000>; -+ regulator-max-microvolt = <3300000>; -+ regulator-always-on; -+ regulator-boot-on; -+ }; -+ -+ reg_brcm: brcm-reg { -+ compatible = "regulator-fixed"; -+ enable-active-high; -+ gpio = <&gpio3 19 0>; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&pinctrl_microsom_brcm_reg>; -+ regulator-name = "brcm_reg"; -+ regulator-min-microvolt = <3300000>; -+ regulator-max-microvolt = <3300000>; -+ startup-delay-us = <200000>; -+ }; -+ }; -+}; - - &iomuxc { - microsom { -+ pinctrl_microsom_brcm_osc_reg: microsom-brcm-osc-reg { -+ fsl,pins = < -+ MX6QDL_PAD_DISP0_DAT11__GPIO5_IO05 0x40013070 -+ >; -+ }; -+ -+ pinctrl_microsom_brcm_reg: microsom-brcm-reg { -+ fsl,pins = < -+ MX6QDL_PAD_EIM_D19__GPIO3_IO19 0x40013070 -+ >; -+ }; -+ -+ pinctrl_microsom_brcm_wifi: microsom-brcm-wifi { -+ fsl,pins = < -+ MX6QDL_PAD_GPIO_8__XTALOSC_REF_CLK_32K 0x1b0b0 -+ MX6QDL_PAD_CSI0_DATA_EN__GPIO5_IO20 0x40013070 -+ MX6QDL_PAD_CSI0_DAT8__GPIO5_IO26 0x40013070 -+ MX6QDL_PAD_CSI0_DAT9__GPIO5_IO27 0x40013070 -+ >; -+ }; -+ -+ pinctrl_microsom_brcm_bt: microsom-brcm-bt { -+ fsl,pins = < -+ MX6QDL_PAD_CSI0_DAT14__GPIO6_IO00 0x40013070 -+ MX6QDL_PAD_CSI0_DAT15__GPIO6_IO01 0x40013070 -+ MX6QDL_PAD_CSI0_DAT18__GPIO6_IO04 0x40013070 -+ >; -+ }; -+ - pinctrl_microsom_uart1: microsom-uart1 { - fsl,pins = < - MX6QDL_PAD_CSI0_DAT10__UART1_TX_DATA 0x1b0b1 -@@ -11,6 +71,15 @@ - >; - }; - -+ pinctrl_microsom_uart4_1: microsom-uart4 { -+ fsl,pins = < -+ MX6QDL_PAD_CSI0_DAT12__UART4_TX_DATA 0x1b0b1 -+ MX6QDL_PAD_CSI0_DAT13__UART4_RX_DATA 0x1b0b1 -+ MX6QDL_PAD_CSI0_DAT16__UART4_RTS_B 0x1b0b1 -+ MX6QDL_PAD_CSI0_DAT17__UART4_CTS_B 0x1b0b1 -+ >; -+ }; -+ - pinctrl_microsom_usbotg: microsom-usbotg { - /* - * Similar to pinctrl_usbotg_2, but we want it -@@ -18,6 +87,17 @@ - */ - fsl,pins = <MX6QDL_PAD_GPIO_1__USB_OTG_ID 0x13059>; - }; -+ -+ pinctrl_microsom_usdhc1: microsom-usdhc1 { -+ fsl,pins = < -+ MX6QDL_PAD_SD1_CMD__SD1_CMD 0x17059 -+ MX6QDL_PAD_SD1_CLK__SD1_CLK 0x10059 -+ MX6QDL_PAD_SD1_DAT0__SD1_DATA0 0x17059 -+ MX6QDL_PAD_SD1_DAT1__SD1_DATA1 0x17059 -+ MX6QDL_PAD_SD1_DAT2__SD1_DATA2 0x17059 -+ MX6QDL_PAD_SD1_DAT3__SD1_DATA3 0x17059 -+ >; -+ }; - }; - }; - -@@ -27,7 +107,25 @@ - status = "okay"; - }; - -+/* UART4 - Connected to optional BRCM Wifi/BT/FM */ -+&uart4 { -+ pinctrl-names = "default"; -+ pinctrl-0 = <&pinctrl_microsom_brcm_bt &pinctrl_microsom_uart4_1>; -+ fsl,uart-has-rtscts; -+}; -+ - &usbotg { - pinctrl-names = "default"; - pinctrl-0 = <&pinctrl_microsom_usbotg>; - }; -+ -+/* USDHC1 - Connected to optional BRCM Wifi/BT/FM */ -+&usdhc1 { -+ card-external-vcc-supply = <®_brcm>; -+ card-reset-gpios = <&gpio5 26 GPIO_ACTIVE_LOW>, <&gpio6 0 GPIO_ACTIVE_LOW>; -+ keep-power-in-suspend; -+ non-removable; -+ pinctrl-names = "default"; -+ pinctrl-0 = <&pinctrl_microsom_brcm_wifi &pinctrl_microsom_usdhc1>; -+ vmmc-supply = <®_brcm>; -+}; -diff --git a/arch/arm/configs/imx_v6_v7_defconfig b/arch/arm/configs/imx_v6_v7_defconfig -index 09e974392fa1..ea50d34f7944 100644 ---- a/arch/arm/configs/imx_v6_v7_defconfig -+++ b/arch/arm/configs/imx_v6_v7_defconfig -@@ -245,6 +245,7 @@ CONFIG_DRM_IMX_TVE=y - CONFIG_DRM_IMX_LDB=y - CONFIG_DRM_IMX_IPUV3_CORE=y - CONFIG_DRM_IMX_IPUV3=y -+CONFIG_DRM_IMX_HDMI=y - CONFIG_COMMON_CLK_DEBUG=y - # CONFIG_IOMMU_SUPPORT is not set - CONFIG_PWM=y -diff --git a/arch/arm/mach-imx/clk-imx6q.c b/arch/arm/mach-imx/clk-imx6q.c -index 2b4d6acfa34a..fefa6c3d4c86 100644 ---- a/arch/arm/mach-imx/clk-imx6q.c -+++ b/arch/arm/mach-imx/clk-imx6q.c -@@ -454,6 +454,18 @@ static void __init imx6q_clocks_init(struct device_node *ccm_node) - clk_set_parent(clk[ipu2_di0_sel], clk[ipu2_di0_pre]); - clk_set_parent(clk[ipu2_di1_sel], clk[ipu2_di1_pre]); - -+ if (cpu_is_imx6dl()) -+ clk_set_parent(clk[ipu1_sel], clk[pll3_pfd1_540m]); -+ -+ clk_set_parent(clk[ipu1_di0_pre_sel], clk[pll5_video_div]); -+ clk_set_parent(clk[ipu1_di1_pre_sel], clk[pll5_video_div]); -+ clk_set_parent(clk[ipu2_di0_pre_sel], clk[pll5_video_div]); -+ clk_set_parent(clk[ipu2_di1_pre_sel], clk[pll5_video_div]); -+ clk_set_parent(clk[ipu1_di0_sel], clk[ipu1_di0_pre]); -+ clk_set_parent(clk[ipu1_di1_sel], clk[ipu1_di1_pre]); -+ clk_set_parent(clk[ipu2_di0_sel], clk[ipu2_di0_pre]); -+ clk_set_parent(clk[ipu2_di1_sel], clk[ipu2_di1_pre]); -+ - /* - * The gpmi needs 100MHz frequency in the EDO/Sync mode, - * We can not get the 100MHz from the pll2_pfd0_352m. -diff --git a/arch/arm/mach-imx/clk-pllv3.c b/arch/arm/mach-imx/clk-pllv3.c -index 61364050fccd..3776f974d1dc 100644 ---- a/arch/arm/mach-imx/clk-pllv3.c -+++ b/arch/arm/mach-imx/clk-pllv3.c -@@ -273,9 +273,10 @@ static int clk_pllv3_av_set_rate(struct clk_hw *hw, unsigned long rate, - struct clk_pllv3 *pll = to_clk_pllv3(hw); - unsigned long min_rate = parent_rate * 27; - unsigned long max_rate = parent_rate * 54; -- u32 val, div; -+ u32 val, newval, div; - u32 mfn, mfd = 1000000; - s64 temp64; -+ int ret; - - if (rate < min_rate || rate > max_rate) - return -EINVAL; -@@ -287,13 +288,27 @@ static int clk_pllv3_av_set_rate(struct clk_hw *hw, unsigned long rate, - mfn = temp64; - - val = readl_relaxed(pll->base); -- val &= ~pll->div_mask; -- val |= div; -- writel_relaxed(val, pll->base); -+ -+ /* set the PLL into bypass mode */ -+ newval = val | BM_PLL_BYPASS; -+ writel_relaxed(newval, pll->base); -+ -+ /* configure the new frequency */ -+ newval &= ~pll->div_mask; -+ newval |= div; -+ writel_relaxed(newval, pll->base); - writel_relaxed(mfn, pll->base + PLL_NUM_OFFSET); -- writel_relaxed(mfd, pll->base + PLL_DENOM_OFFSET); -+ writel(mfd, pll->base + PLL_DENOM_OFFSET); - -- return clk_pllv3_wait_lock(pll); -+ ret = clk_pllv3_wait_lock(pll); -+ if (ret == 0 && val & BM_PLL_POWER) { -+ /* only if it locked can we switch back to the PLL */ -+ newval &= ~BM_PLL_BYPASS; -+ newval |= val & BM_PLL_BYPASS; -+ writel(newval, pll->base); -+ } -+ -+ return ret; - } - - static const struct clk_ops clk_pllv3_av_ops = { -diff --git a/drivers/Kconfig b/drivers/Kconfig -index 0a0a90f52d26..05a21b857996 100644 ---- a/drivers/Kconfig -+++ b/drivers/Kconfig -@@ -174,4 +174,6 @@ source "drivers/powercap/Kconfig" - - source "drivers/mcb/Kconfig" - -+source "drivers/cec/Kconfig" -+ - endmenu -diff --git a/drivers/Makefile b/drivers/Makefile -index 7183b6af5dac..470eec2238ca 100644 ---- a/drivers/Makefile -+++ b/drivers/Makefile -@@ -157,3 +157,4 @@ obj-$(CONFIG_NTB) += ntb/ - obj-$(CONFIG_FMC) += fmc/ - obj-$(CONFIG_POWERCAP) += powercap/ - obj-$(CONFIG_MCB) += mcb/ -+obj-$(CONFIG_CEC) += cec/ -diff --git a/drivers/ata/ahci_imx.c b/drivers/ata/ahci_imx.c -index 8befeb69eeb1..54e2972fc6da 100644 ---- a/drivers/ata/ahci_imx.c -+++ b/drivers/ata/ahci_imx.c -@@ -62,6 +62,7 @@ struct imx_ahci_priv { - struct regmap *gpr; - bool no_device; - bool first_time; -+ u32 phy_params; - }; - - static int ahci_imx_hotplug; -@@ -246,14 +247,7 @@ static int imx_sata_enable(struct ahci_host_priv *hpriv) - IMX6Q_GPR13_SATA_TX_LVL_MASK | - IMX6Q_GPR13_SATA_MPLL_CLK_EN | - IMX6Q_GPR13_SATA_TX_EDGE_RATE, -- IMX6Q_GPR13_SATA_RX_EQ_VAL_3_0_DB | -- IMX6Q_GPR13_SATA_RX_LOS_LVL_SATA2M | -- IMX6Q_GPR13_SATA_RX_DPLL_MODE_2P_4F | -- IMX6Q_GPR13_SATA_SPD_MODE_3P0G | -- IMX6Q_GPR13_SATA_MPLL_SS_EN | -- IMX6Q_GPR13_SATA_TX_ATTEN_9_16 | -- IMX6Q_GPR13_SATA_TX_BOOST_3_33_DB | -- IMX6Q_GPR13_SATA_TX_LVL_1_025_V); -+ imxpriv->phy_params); - regmap_update_bits(imxpriv->gpr, IOMUXC_GPR13, - IMX6Q_GPR13_SATA_MPLL_CLK_EN, - IMX6Q_GPR13_SATA_MPLL_CLK_EN); -@@ -324,6 +318,10 @@ static void ahci_imx_error_handler(struct ata_port *ap) - writel(reg_val | IMX_P0PHYCR_TEST_PDDQ, mmio + IMX_P0PHYCR); - imx_sata_disable(hpriv); - imxpriv->no_device = true; -+ -+ dev_info(ap->dev, "no device found, disabling link.\n"); -+ dev_info(ap->dev, "pass " MODULE_PARAM_PREFIX -+ ".hotplug=1 to enable hotplug\n"); - } - - static int ahci_imx_softreset(struct ata_link *link, unsigned int *class, -@@ -364,6 +362,165 @@ static const struct of_device_id imx_ahci_of_match[] = { - }; - MODULE_DEVICE_TABLE(of, imx_ahci_of_match); - -+struct reg_value { -+ u32 of_value; -+ u32 reg_value; -+}; -+ -+struct reg_property { -+ const char *name; -+ const struct reg_value *values; -+ size_t num_values; -+ u32 def_value; -+ u32 set_value; -+}; -+ -+static const struct reg_value gpr13_tx_level[] = { -+ { 937, IMX6Q_GPR13_SATA_TX_LVL_0_937_V }, -+ { 947, IMX6Q_GPR13_SATA_TX_LVL_0_947_V }, -+ { 957, IMX6Q_GPR13_SATA_TX_LVL_0_957_V }, -+ { 966, IMX6Q_GPR13_SATA_TX_LVL_0_966_V }, -+ { 976, IMX6Q_GPR13_SATA_TX_LVL_0_976_V }, -+ { 986, IMX6Q_GPR13_SATA_TX_LVL_0_986_V }, -+ { 996, IMX6Q_GPR13_SATA_TX_LVL_0_996_V }, -+ { 1005, IMX6Q_GPR13_SATA_TX_LVL_1_005_V }, -+ { 1015, IMX6Q_GPR13_SATA_TX_LVL_1_015_V }, -+ { 1025, IMX6Q_GPR13_SATA_TX_LVL_1_025_V }, -+ { 1035, IMX6Q_GPR13_SATA_TX_LVL_1_035_V }, -+ { 1045, IMX6Q_GPR13_SATA_TX_LVL_1_045_V }, -+ { 1054, IMX6Q_GPR13_SATA_TX_LVL_1_054_V }, -+ { 1064, IMX6Q_GPR13_SATA_TX_LVL_1_064_V }, -+ { 1074, IMX6Q_GPR13_SATA_TX_LVL_1_074_V }, -+ { 1084, IMX6Q_GPR13_SATA_TX_LVL_1_084_V }, -+ { 1094, IMX6Q_GPR13_SATA_TX_LVL_1_094_V }, -+ { 1104, IMX6Q_GPR13_SATA_TX_LVL_1_104_V }, -+ { 1113, IMX6Q_GPR13_SATA_TX_LVL_1_113_V }, -+ { 1123, IMX6Q_GPR13_SATA_TX_LVL_1_123_V }, -+ { 1133, IMX6Q_GPR13_SATA_TX_LVL_1_133_V }, -+ { 1143, IMX6Q_GPR13_SATA_TX_LVL_1_143_V }, -+ { 1152, IMX6Q_GPR13_SATA_TX_LVL_1_152_V }, -+ { 1162, IMX6Q_GPR13_SATA_TX_LVL_1_162_V }, -+ { 1172, IMX6Q_GPR13_SATA_TX_LVL_1_172_V }, -+ { 1182, IMX6Q_GPR13_SATA_TX_LVL_1_182_V }, -+ { 1191, IMX6Q_GPR13_SATA_TX_LVL_1_191_V }, -+ { 1201, IMX6Q_GPR13_SATA_TX_LVL_1_201_V }, -+ { 1211, IMX6Q_GPR13_SATA_TX_LVL_1_211_V }, -+ { 1221, IMX6Q_GPR13_SATA_TX_LVL_1_221_V }, -+ { 1230, IMX6Q_GPR13_SATA_TX_LVL_1_230_V }, -+ { 1240, IMX6Q_GPR13_SATA_TX_LVL_1_240_V } -+}; -+ -+static const struct reg_value gpr13_tx_boost[] = { -+ { 0, IMX6Q_GPR13_SATA_TX_BOOST_0_00_DB }, -+ { 370, IMX6Q_GPR13_SATA_TX_BOOST_0_37_DB }, -+ { 740, IMX6Q_GPR13_SATA_TX_BOOST_0_74_DB }, -+ { 111, IMX6Q_GPR13_SATA_TX_BOOST_1_11_DB }, -+ { 148, IMX6Q_GPR13_SATA_TX_BOOST_1_48_DB }, -+ { 185, IMX6Q_GPR13_SATA_TX_BOOST_1_85_DB }, -+ { 222, IMX6Q_GPR13_SATA_TX_BOOST_2_22_DB }, -+ { 259, IMX6Q_GPR13_SATA_TX_BOOST_2_59_DB }, -+ { 296, IMX6Q_GPR13_SATA_TX_BOOST_2_96_DB }, -+ { 333, IMX6Q_GPR13_SATA_TX_BOOST_3_33_DB }, -+ { 370, IMX6Q_GPR13_SATA_TX_BOOST_3_70_DB }, -+ { 407, IMX6Q_GPR13_SATA_TX_BOOST_4_07_DB }, -+ { 444, IMX6Q_GPR13_SATA_TX_BOOST_4_44_DB }, -+ { 481, IMX6Q_GPR13_SATA_TX_BOOST_4_81_DB }, -+ { 528, IMX6Q_GPR13_SATA_TX_BOOST_5_28_DB }, -+ { 575, IMX6Q_GPR13_SATA_TX_BOOST_5_75_DB } -+}; -+ -+static const struct reg_value gpr13_tx_atten[] = { -+ { 8, IMX6Q_GPR13_SATA_TX_ATTEN_8_16 }, -+ { 9, IMX6Q_GPR13_SATA_TX_ATTEN_9_16 }, -+ { 10, IMX6Q_GPR13_SATA_TX_ATTEN_10_16 }, -+ { 12, IMX6Q_GPR13_SATA_TX_ATTEN_12_16 }, -+ { 14, IMX6Q_GPR13_SATA_TX_ATTEN_14_16 }, -+ { 16, IMX6Q_GPR13_SATA_TX_ATTEN_16_16 }, -+}; -+ -+static const struct reg_value gpr13_rx_eq[] = { -+ { 500, IMX6Q_GPR13_SATA_RX_EQ_VAL_0_5_DB }, -+ { 1000, IMX6Q_GPR13_SATA_RX_EQ_VAL_1_0_DB }, -+ { 1500, IMX6Q_GPR13_SATA_RX_EQ_VAL_1_5_DB }, -+ { 2000, IMX6Q_GPR13_SATA_RX_EQ_VAL_2_0_DB }, -+ { 2500, IMX6Q_GPR13_SATA_RX_EQ_VAL_2_5_DB }, -+ { 3000, IMX6Q_GPR13_SATA_RX_EQ_VAL_3_0_DB }, -+ { 3500, IMX6Q_GPR13_SATA_RX_EQ_VAL_3_5_DB }, -+ { 4000, IMX6Q_GPR13_SATA_RX_EQ_VAL_4_0_DB }, -+}; -+ -+static const struct reg_property gpr13_props[] = { -+ { -+ .name = "fsl,transmit-level-mV", -+ .values = gpr13_tx_level, -+ .num_values = ARRAY_SIZE(gpr13_tx_level), -+ .def_value = IMX6Q_GPR13_SATA_TX_LVL_1_025_V, -+ }, { -+ .name = "fsl,transmit-boost-mdB", -+ .values = gpr13_tx_boost, -+ .num_values = ARRAY_SIZE(gpr13_tx_boost), -+ .def_value = IMX6Q_GPR13_SATA_TX_BOOST_3_33_DB, -+ }, { -+ .name = "fsl,transmit-atten-16ths", -+ .values = gpr13_tx_atten, -+ .num_values = ARRAY_SIZE(gpr13_tx_atten), -+ .def_value = IMX6Q_GPR13_SATA_TX_ATTEN_9_16, -+ }, { -+ .name = "fsl,receive-eq-mdB", -+ .values = gpr13_rx_eq, -+ .num_values = ARRAY_SIZE(gpr13_rx_eq), -+ .def_value = IMX6Q_GPR13_SATA_RX_EQ_VAL_3_0_DB, -+ }, { -+ .name = "fsl,no-spread-spectrum", -+ .def_value = IMX6Q_GPR13_SATA_MPLL_SS_EN, -+ .set_value = 0, -+ }, -+}; -+ -+static u32 imx_ahci_parse_props(struct device *dev, -+ const struct reg_property *prop, size_t num) -+{ -+ struct device_node *np = dev->of_node; -+ u32 reg_value = 0; -+ int i, j; -+ -+ for (i = 0; i < num; i++, prop++) { -+ u32 of_val; -+ -+ if (prop->num_values == 0) { -+ if (of_property_read_bool(np, prop->name)) -+ reg_value |= prop->set_value; -+ else -+ reg_value |= prop->def_value; -+ continue; -+ } -+ -+ if (of_property_read_u32(np, prop->name, &of_val)) { -+ dev_info(dev, "%s not specified, using %08x\n", -+ prop->name, prop->def_value); -+ reg_value |= prop->def_value; -+ continue; -+ } -+ -+ for (j = 0; j < prop->num_values; j++) { -+ if (prop->values[j].of_value == of_val) { -+ dev_info(dev, "%s value %u, using %08x\n", -+ prop->name, of_val, prop->values[j].reg_value); -+ reg_value |= prop->values[j].reg_value; -+ break; -+ } -+ } -+ -+ if (j == prop->num_values) { -+ dev_err(dev, "DT property %s is not a valid value\n", -+ prop->name); -+ reg_value |= prop->def_value; -+ } -+ } -+ -+ return reg_value; -+} -+ - static int imx_ahci_probe(struct platform_device *pdev) - { - struct device *dev = &pdev->dev; -@@ -392,6 +549,8 @@ static int imx_ahci_probe(struct platform_device *pdev) - } - - if (imxpriv->type == AHCI_IMX6Q) { -+ u32 reg_value; -+ - imxpriv->gpr = syscon_regmap_lookup_by_compatible( - "fsl,imx6q-iomuxc-gpr"); - if (IS_ERR(imxpriv->gpr)) { -@@ -399,6 +558,15 @@ static int imx_ahci_probe(struct platform_device *pdev) - "failed to find fsl,imx6q-iomux-gpr regmap\n"); - return PTR_ERR(imxpriv->gpr); - } -+ -+ reg_value = imx_ahci_parse_props(dev, gpr13_props, -+ ARRAY_SIZE(gpr13_props)); -+ -+ imxpriv->phy_params = -+ IMX6Q_GPR13_SATA_RX_LOS_LVL_SATA2M | -+ IMX6Q_GPR13_SATA_RX_DPLL_MODE_2P_4F | -+ IMX6Q_GPR13_SATA_SPD_MODE_3P0G | -+ reg_value; - } - - hpriv = ahci_platform_get_resources(pdev); -diff --git a/drivers/cec/Kconfig b/drivers/cec/Kconfig -new file mode 100644 -index 000000000000..d67cfb83de6a ---- /dev/null -+++ b/drivers/cec/Kconfig -@@ -0,0 +1,14 @@ -+# -+# Consumer Electroncs Control support -+# -+ -+menu "Consumer Electronics Control devices" -+ -+config CEC -+ bool -+ -+config HDMI_CEC_CORE -+ tristate -+ select CEC -+ -+endmenu -diff --git a/drivers/cec/Makefile b/drivers/cec/Makefile -new file mode 100644 -index 000000000000..b94278bc8321 ---- /dev/null -+++ b/drivers/cec/Makefile -@@ -0,0 +1 @@ -+obj-$(CONFIG_HDMI_CEC_CORE) += cec-dev.o -diff --git a/drivers/cec/cec-dev.c b/drivers/cec/cec-dev.c -new file mode 100644 -index 000000000000..ba58d8217851 ---- /dev/null -+++ b/drivers/cec/cec-dev.c -@@ -0,0 +1,384 @@ -+/* -+ * HDMI Consumer Electronics Control -+ * -+ * This provides the user API for communication with HDMI CEC complaint -+ * devices in kernel drivers, and is based upon the protocol developed -+ * by Freescale for their i.MX SoCs. -+ * -+ * This program is free software; you can redistribute it and/or modify -+ * it under the terms of the GNU General Public License version 2 as -+ * published by the Free Software Foundation. -+ */ -+#include <linux/cec-dev.h> -+#include <linux/device.h> -+#include <linux/fs.h> -+#include <linux/module.h> -+#include <linux/poll.h> -+#include <linux/sched.h> -+#include <linux/slab.h> -+ -+struct cec_event { -+ struct cec_user_event usr; -+ struct list_head node; -+}; -+ -+static struct class *cec_class; -+static int cec_major; -+ -+static void cec_dev_send_message(struct cec_dev *cec_dev, u8 *msg, -+ size_t count) -+{ -+ unsigned long flags; -+ -+ spin_lock_irqsave(&cec_dev->lock, flags); -+ cec_dev->retries = 5; -+ cec_dev->write_busy = 1; -+ cec_dev->send_message(cec_dev, msg, count); -+ spin_unlock_irqrestore(&cec_dev->lock, flags); -+} -+ -+void cec_dev_event(struct cec_dev *cec_dev, int type, u8 *msg, size_t len) -+{ -+ struct cec_event *event; -+ unsigned long flags; -+ -+ event = kzalloc(sizeof(*event), GFP_ATOMIC); -+ if (event) { -+ event->usr.event_type = type; -+ event->usr.msg_len = len; -+ if (msg) -+ memcpy(event->usr.msg, msg, len); -+ -+ spin_lock_irqsave(&cec_dev->lock, flags); -+ list_add_tail(&event->node, &cec_dev->events); -+ spin_unlock_irqrestore(&cec_dev->lock, flags); -+ wake_up(&cec_dev->waitq); -+ } -+} -+EXPORT_SYMBOL_GPL(cec_dev_event); -+ -+static int cec_dev_lock_write(struct cec_dev *cec_dev, struct file *file) -+ __acquires(cec_dev->mutex) -+{ -+ int ret; -+ -+ do { -+ if (file->f_flags & O_NONBLOCK) { -+ if (cec_dev->write_busy) -+ return -EAGAIN; -+ } else { -+ ret = wait_event_interruptible(cec_dev->waitq, -+ !cec_dev->write_busy); -+ if (ret) -+ break; -+ } -+ -+ ret = mutex_lock_interruptible(&cec_dev->mutex); -+ if (ret) -+ break; -+ -+ if (!cec_dev->write_busy) -+ break; -+ -+ mutex_unlock(&cec_dev->mutex); -+ } while (1); -+ -+ return ret; -+} -+ -+static ssize_t cec_dev_read(struct file *file, char __user *buf, -+ size_t count, loff_t *ppos) -+{ -+ struct cec_dev *cec_dev = file->private_data; -+ ssize_t ret; -+ -+ if (count > sizeof(struct cec_user_event)) -+ count = sizeof(struct cec_user_event); -+ -+ if (!access_ok(VERIFY_WRITE, buf, count)) -+ return -EFAULT; -+ -+ do { -+ struct cec_event *event = NULL; -+ unsigned long flags; -+ -+ spin_lock_irqsave(&cec_dev->lock, flags); -+ if (!list_empty(&cec_dev->events)) { -+ event = list_first_entry(&cec_dev->events, -+ struct cec_event, node); -+ list_del(&event->node); -+ } -+ spin_unlock_irqrestore(&cec_dev->lock, flags); -+ -+ if (event) { -+ ret = __copy_to_user(buf, &event->usr, count) ? -+ -EFAULT : count; -+ kfree(event); -+ break; -+ } -+ -+ if (file->f_flags & O_NONBLOCK) { -+ ret = -EAGAIN; -+ break; -+ } -+ -+ ret = wait_event_interruptible(cec_dev->waitq, -+ !list_empty(&cec_dev->events)); -+ if (ret) -+ break; -+ } while (1); -+ -+ return ret; -+} -+ -+static ssize_t cec_dev_write(struct file *file, const char __user *buf, -+ size_t count, loff_t *ppos) -+{ -+ struct cec_dev *cec_dev = file->private_data; -+ u8 msg[MAX_MESSAGE_LEN]; -+ int ret; -+ -+ if (count > sizeof(msg)) -+ return -E2BIG; -+ -+ if (copy_from_user(msg, buf, count)) -+ return -EFAULT; -+ -+ ret = cec_dev_lock_write(cec_dev, file); -+ if (ret) -+ return ret; -+ -+ cec_dev_send_message(cec_dev, msg, count); -+ -+ mutex_unlock(&cec_dev->mutex); -+ -+ return count; -+} -+ -+static long cec_dev_ioctl(struct file *file, u_int cmd, unsigned long arg) -+{ -+ struct cec_dev *cec_dev = file->private_data; -+ int ret; -+ -+ switch (cmd) { -+ case HDMICEC_IOC_O_SETLOGICALADDRESS: -+ case HDMICEC_IOC_SETLOGICALADDRESS: -+ if (arg > 15) { -+ ret = -EINVAL; -+ break; -+ } -+ -+ ret = cec_dev_lock_write(cec_dev, file); -+ if (ret == 0) { -+ unsigned char msg[1]; -+ -+ cec_dev->addresses = BIT(arg); -+ cec_dev->set_address(cec_dev, cec_dev->addresses); -+ -+ /* -+ * Send a ping message with the source and destination -+ * set to our address; the result indicates whether -+ * unit has chosen our address simultaneously. -+ */ -+ msg[0] = arg << 4 | arg; -+ cec_dev_send_message(ce |