From a47e4495139593392a016653b97c99f11e5a7094 Mon Sep 17 00:00:00 2001 From: Eric Benard Date: Fri, 4 Apr 2014 19:05:53 +0200 Subject: nitrogen6x: use common board_video_skip MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Eric Bénard Acked-by: Eric Nelson --- board/boundary/nitrogen6x/nitrogen6x.c | 61 ++-------------------------------- 1 file changed, 3 insertions(+), 58 deletions(-) (limited to 'board') diff --git a/board/boundary/nitrogen6x/nitrogen6x.c b/board/boundary/nitrogen6x/nitrogen6x.c index d9c05b0..cb5f787 100644 --- a/board/boundary/nitrogen6x/nitrogen6x.c +++ b/board/boundary/nitrogen6x/nitrogen6x.c @@ -19,13 +19,12 @@ #include #include #include +#include #include #include #include #include #include -#include -#include #include #include #include @@ -446,16 +445,6 @@ static iomux_v3_cfg_t const rgb_pads[] = { MX6_PAD_DISP0_DAT23__IPU1_DISP0_DATA23, }; -struct display_info_t { - int bus; - int addr; - int pixfmt; - int (*detect)(struct display_info_t const *dev); - void (*enable)(struct display_info_t const *dev); - struct fb_videomode mode; -}; - - static int detect_hdmi(struct display_info_t const *dev) { struct hdmi_regs *hdmi = (struct hdmi_regs *)HDMI_ARB_BASE_ADDR; @@ -492,7 +481,7 @@ static void enable_rgb(struct display_info_t const *dev) gpio_direction_output(RGB_BACKLIGHT_GP, 1); } -static struct display_info_t const displays[] = {{ +struct display_info_t const displays[] = {{ .bus = -1, .addr = 0, .pixfmt = IPU_PIX_FMT_RGB24, @@ -573,51 +562,7 @@ static struct display_info_t const displays[] = {{ .sync = 0, .vmode = FB_VMODE_NONINTERLACED } } }; - -int board_video_skip(void) -{ - int i; - int ret; - char const *panel = getenv("panel"); - if (!panel) { - for (i = 0; i < ARRAY_SIZE(displays); i++) { - struct display_info_t const *dev = displays+i; - if (dev->detect(dev)) { - panel = dev->mode.name; - printf("auto-detected panel %s\n", panel); - break; - } - } - if (!panel) { - panel = displays[0].mode.name; - printf("No panel detected: default to %s\n", panel); - i = 0; - } - } else { - for (i = 0; i < ARRAY_SIZE(displays); i++) { - if (!strcmp(panel, displays[i].mode.name)) - break; - } - } - if (i < ARRAY_SIZE(displays)) { - ret = ipuv3_fb_init(&displays[i].mode, 0, - displays[i].pixfmt); - if (!ret) { - displays[i].enable(displays+i); - printf("Display: %s (%ux%u)\n", - displays[i].mode.name, - displays[i].mode.xres, - displays[i].mode.yres); - } else { - printf("LCD %s cannot be configured: %d\n", - displays[i].mode.name, ret); - } - } else { - printf("unsupported panel %s\n", panel); - ret = -EINVAL; - } - return (0 != ret); -} +size_t display_count = ARRAY_SIZE(displays); static void setup_display(void) { -- cgit v1.1 From 053b795e30b7295ef2665473c5335a96a696d6c2 Mon Sep 17 00:00:00 2001 From: Eric Benard Date: Fri, 4 Apr 2014 19:05:54 +0200 Subject: mx6sabresd: use common board_video_skip MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Eric Bénard --- board/freescale/mx6sabresd/mx6sabresd.c | 59 ++------------------------------- 1 file changed, 3 insertions(+), 56 deletions(-) (limited to 'board') diff --git a/board/freescale/mx6sabresd/mx6sabresd.c b/board/freescale/mx6sabresd/mx6sabresd.c index d7d932e..1340f29 100644 --- a/board/freescale/mx6sabresd/mx6sabresd.c +++ b/board/freescale/mx6sabresd/mx6sabresd.c @@ -14,14 +14,13 @@ #include #include #include +#include #include #include #include #include #include #include -#include -#include #include #include DECLARE_GLOBAL_DATA_PTR; @@ -265,14 +264,6 @@ int board_phy_config(struct phy_device *phydev) } #if defined(CONFIG_VIDEO_IPUV3) -struct display_info_t { - int bus; - int addr; - int pixfmt; - int (*detect)(struct display_info_t const *dev); - void (*enable)(struct display_info_t const *dev); - struct fb_videomode mode; -}; static int detect_hdmi(struct display_info_t const *dev) { @@ -309,7 +300,7 @@ static void enable_lvds(struct display_info_t const *dev) writel(reg, &iomux->gpr[2]); } -static struct display_info_t const displays[] = {{ +struct display_info_t const displays[] = {{ .bus = -1, .addr = 0, .pixfmt = IPU_PIX_FMT_RGB666, @@ -350,51 +341,7 @@ static struct display_info_t const displays[] = {{ .sync = FB_SYNC_EXT, .vmode = FB_VMODE_NONINTERLACED } } }; - -int board_video_skip(void) -{ - int i; - int ret; - char const *panel = getenv("panel"); - if (!panel) { - for (i = 0; i < ARRAY_SIZE(displays); i++) { - struct display_info_t const *dev = displays+i; - if (dev->detect && dev->detect(dev)) { - panel = dev->mode.name; - printf("auto-detected panel %s\n", panel); - break; - } - } - if (!panel) { - panel = displays[0].mode.name; - printf("No panel detected: default to %s\n", panel); - i = 0; - } - } else { - for (i = 0; i < ARRAY_SIZE(displays); i++) { - if (!strcmp(panel, displays[i].mode.name)) - break; - } - } - if (i < ARRAY_SIZE(displays)) { - ret = ipuv3_fb_init(&displays[i].mode, 0, - displays[i].pixfmt); - if (!ret) { - displays[i].enable(displays+i); - printf("Display: %s (%ux%u)\n", - displays[i].mode.name, - displays[i].mode.xres, - displays[i].mode.yres); - } else - printf("LCD %s cannot be configured: %d\n", - displays[i].mode.name, ret); - } else { - printf("unsupported panel %s\n", panel); - return -EINVAL; - } - - return 0; -} +size_t display_count = ARRAY_SIZE(displays); static void setup_display(void) { -- cgit v1.1 From 3cbeb0f004db555c58e81de24e23ff0b84d46ddc Mon Sep 17 00:00:00 2001 From: Eric Benard Date: Fri, 4 Apr 2014 19:05:55 +0200 Subject: RiOTboard and MarSBoard: add new boards support MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit RiOTboard is produced by Embest/Element 14 and is based on i.MX6 Solo The following features are tested : - UART2 (console) - eMMC - SDCard - uSDCard - Ethernet - USB Host (through 4 ports hub) - HDMI output - I2C 1/2/3 - LVDS TFT with LCD8000-97C from Embest/Element 14 Boot on eMMC and through USB loader are tested. For more informations on this board : http://www.riotboard.org/ MarSBoard is produced by Embest/Element 14 and is based on i.MX6 Dual The following features are tested : - UART2 (console) - eMMC - uSDCard - Ethernet - USB Host (through 2 ports hub) - HDMI output - I2C 1/2 - SPI NOR Flash - LVDS TFT with LCD8000-97C from Embest/Element 14 Boot on SPI NOR and through USB loader are tested. For more informations on this board : http://www.embest-tech.com/shop/star/marsboard.html Both boards are supported by the same code base as they are based on a common trunk of schematics. Signed-off-by: Eric Bénard Acked-by: Stefano Babic --- board/embest/mx6boards/Makefile | 9 + board/embest/mx6boards/mx6boards.c | 607 +++++++++++++++++++++++++++++++++++++ 2 files changed, 616 insertions(+) create mode 100644 board/embest/mx6boards/Makefile create mode 100644 board/embest/mx6boards/mx6boards.c (limited to 'board') diff --git a/board/embest/mx6boards/Makefile b/board/embest/mx6boards/Makefile new file mode 100644 index 0000000..467fb50 --- /dev/null +++ b/board/embest/mx6boards/Makefile @@ -0,0 +1,9 @@ +# +# Copyright (C) 2007, Guennadi Liakhovetski +# +# (C) Copyright 2011 Freescale Semiconductor, Inc. +# +# SPDX-License-Identifier: GPL-2.0+ +# + +obj-y := mx6boards.o diff --git a/board/embest/mx6boards/mx6boards.c b/board/embest/mx6boards/mx6boards.c new file mode 100644 index 0000000..6d86961 --- /dev/null +++ b/board/embest/mx6boards/mx6boards.c @@ -0,0 +1,607 @@ +/* + * Copyright (C) 2014 Eukréa Electromatique + * Author: Eric Bénard + * Fabio Estevam + * Jon Nettleton + * + * based on sabresd.c which is : + * Copyright (C) 2012 Freescale Semiconductor, Inc. + * and on hummingboard.c which is : + * Copyright (C) 2013 SolidRun ltd. + * Copyright (C) 2013 Jon Nettleton . + * + * SPDX-License-Identifier: GPL-2.0+ + */ + +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +#include +DECLARE_GLOBAL_DATA_PTR; + +#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | \ + PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +#define USDHC_PAD_CTRL (PAD_CTL_PUS_47K_UP | \ + PAD_CTL_SPEED_LOW | PAD_CTL_DSE_80ohm | \ + PAD_CTL_SRE_FAST | PAD_CTL_HYS) + +#define USDHC_PAD_CLK_CTRL (PAD_CTL_SPEED_LOW | \ + PAD_CTL_DSE_80ohm | PAD_CTL_SRE_FAST | \ + PAD_CTL_HYS) + +#define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) + +#define ENET_PAD_CTRL_PD (PAD_CTL_PUS_100K_DOWN | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) + +#define ENET_PAD_CTRL_CLK ((PAD_CTL_PUS_100K_UP & ~PAD_CTL_PKE) | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) + +#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ + PAD_CTL_ODE | PAD_CTL_SRE_FAST) + +#define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) + +static int board_type = -1; +#define BOARD_IS_MARSBOARD 0 +#define BOARD_IS_RIOTBOARD 1 + +int dram_init(void) +{ + gd->ram_size = get_ram_size((void *)PHYS_SDRAM, PHYS_SDRAM_SIZE); + + return 0; +} + +static iomux_v3_cfg_t const uart2_pads[] = { + MX6_PAD_EIM_D26__UART2_TX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), + MX6_PAD_EIM_D27__UART2_RX_DATA | MUX_PAD_CTRL(UART_PAD_CTRL), +}; + +static void setup_iomux_uart(void) +{ + imx_iomux_v3_setup_multiple_pads(uart2_pads, ARRAY_SIZE(uart2_pads)); +} + +iomux_v3_cfg_t const enet_pads[] = { + MX6_PAD_ENET_MDIO__ENET_MDIO | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_ENET_MDC__ENET_MDC | MUX_PAD_CTRL(ENET_PAD_CTRL), + /* GPIO16 -> AR8035 25MHz */ + MX6_PAD_GPIO_16__ENET_REF_CLK | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_RGMII_TXC__RGMII_TXC | MUX_PAD_CTRL(NO_PAD_CTRL), + MX6_PAD_RGMII_TD0__RGMII_TD0 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_TD1__RGMII_TD1 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_TD2__RGMII_TD2 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_TD3__RGMII_TD3 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_TX_CTL__RGMII_TX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL), + /* AR8035 CLK_25M --> ENET_REF_CLK (V22) */ + MX6_PAD_ENET_REF_CLK__ENET_TX_CLK | MUX_PAD_CTRL(ENET_PAD_CTRL_CLK), + MX6_PAD_RGMII_RXC__RGMII_RXC | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_RD0__RGMII_RD0 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD), + MX6_PAD_RGMII_RD1__RGMII_RD1 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD), + MX6_PAD_RGMII_RD2__RGMII_RD2 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_RD3__RGMII_RD3 | MUX_PAD_CTRL(ENET_PAD_CTRL), + MX6_PAD_RGMII_RX_CTL__RGMII_RX_CTL | MUX_PAD_CTRL(ENET_PAD_CTRL_PD), + /* AR8035 PHY Reset */ + MX6_PAD_EIM_D31__GPIO3_IO31 | MUX_PAD_CTRL(ENET_PAD_CTRL_PD), + /* AR8035 PHY Interrupt */ + MX6_PAD_ENET_TX_EN__GPIO1_IO28 | MUX_PAD_CTRL(ENET_PAD_CTRL), +}; + +static void setup_iomux_enet(void) +{ + imx_iomux_v3_setup_multiple_pads(enet_pads, ARRAY_SIZE(enet_pads)); + + /* Reset AR8035 PHY */ + gpio_direction_output(IMX_GPIO_NR(3, 31) , 0); + mdelay(2); + gpio_set_value(IMX_GPIO_NR(3, 31), 1); +} + +int mx6_rgmii_rework(struct phy_device *phydev) +{ + /* from linux/arch/arm/mach-imx/mach-imx6q.c : + * Ar803x phy SmartEEE feature cause link status generates glitch, + * which cause ethernet link down/up issue, so disable SmartEEE + */ + phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x7); + phy_write(phydev, MDIO_DEVAD_NONE, 0xe, 0x805d); + phy_write(phydev, MDIO_DEVAD_NONE, 0xd, 0x4003); + + return 0; +} + +int board_phy_config(struct phy_device *phydev) +{ + mx6_rgmii_rework(phydev); + + if (phydev->drv->config) + phydev->drv->config(phydev); + + return 0; +} + +iomux_v3_cfg_t const usdhc2_pads[] = { + MX6_PAD_SD2_CLK__SD2_CLK | MUX_PAD_CTRL(USDHC_PAD_CLK_CTRL), + MX6_PAD_SD2_CMD__SD2_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT0__SD2_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT1__SD2_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT2__SD2_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD2_DAT3__SD2_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_GPIO_2__GPIO1_IO02 | MUX_PAD_CTRL(NO_PAD_CTRL), /* WP */ + MX6_PAD_GPIO_4__GPIO1_IO04 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */ +}; + +iomux_v3_cfg_t const usdhc3_pads[] = { + MX6_PAD_SD3_CLK__SD3_CLK | MUX_PAD_CTRL(USDHC_PAD_CLK_CTRL), + MX6_PAD_SD3_CMD__SD3_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT0__SD3_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT1__SD3_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT2__SD3_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD3_DAT3__SD3_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), +}; + +iomux_v3_cfg_t const riotboard_usdhc3_pads[] = { + MX6_PAD_SD3_DAT4__GPIO7_IO01 | MUX_PAD_CTRL(NO_PAD_CTRL), /* WP */ + MX6_PAD_SD3_DAT5__GPIO7_IO00 | MUX_PAD_CTRL(NO_PAD_CTRL), /* CD */ +}; + +iomux_v3_cfg_t const usdhc4_pads[] = { + MX6_PAD_SD4_CLK__SD4_CLK | MUX_PAD_CTRL(USDHC_PAD_CLK_CTRL), + MX6_PAD_SD4_CMD__SD4_CMD | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT0__SD4_DATA0 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT1__SD4_DATA1 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT2__SD4_DATA2 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + MX6_PAD_SD4_DAT3__SD4_DATA3 | MUX_PAD_CTRL(USDHC_PAD_CTRL), + /* eMMC RST */ + MX6_PAD_NANDF_ALE__GPIO6_IO08 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +#ifdef CONFIG_FSL_ESDHC +struct fsl_esdhc_cfg usdhc_cfg[3] = { + {USDHC2_BASE_ADDR}, + {USDHC3_BASE_ADDR}, + {USDHC4_BASE_ADDR}, +}; + +#define USDHC2_CD_GPIO IMX_GPIO_NR(1, 4) +#define USDHC3_CD_GPIO IMX_GPIO_NR(7, 0) + +int board_mmc_getcd(struct mmc *mmc) +{ + struct fsl_esdhc_cfg *cfg = (struct fsl_esdhc_cfg *)mmc->priv; + int ret = 0; + + switch (cfg->esdhc_base) { + case USDHC2_BASE_ADDR: + ret = !gpio_get_value(USDHC2_CD_GPIO); + break; + case USDHC3_BASE_ADDR: + if (board_type == BOARD_IS_RIOTBOARD) + ret = !gpio_get_value(USDHC3_CD_GPIO); + else if (board_type == BOARD_IS_MARSBOARD) + ret = 1; /* eMMC/uSDHC3 is always present */ + break; + case USDHC4_BASE_ADDR: + ret = 1; /* eMMC/uSDHC4 is always present */ + break; + } + + return ret; +} + +int board_mmc_init(bd_t *bis) +{ + s32 status = 0; + int i; + + /* + * According to the board_mmc_init() the following map is done: + * (U-boot device node) (Physical Port) + * ** RiOTboard : + * mmc0 SDCard slot (bottom) + * mmc1 uSDCard slot (top) + * mmc2 eMMC + * ** MarSBoard : + * mmc0 uSDCard slot (bottom) + * mmc1 eMMC + */ + for (i = 0; i < CONFIG_SYS_FSL_USDHC_NUM; i++) { + switch (i) { + case 0: + imx_iomux_v3_setup_multiple_pads( + usdhc2_pads, ARRAY_SIZE(usdhc2_pads)); + gpio_direction_input(USDHC2_CD_GPIO); + usdhc_cfg[0].sdhc_clk = mxc_get_clock(MXC_ESDHC2_CLK); + usdhc_cfg[0].max_bus_width = 4; + break; + case 1: + imx_iomux_v3_setup_multiple_pads( + usdhc3_pads, ARRAY_SIZE(usdhc3_pads)); + if (board_type == BOARD_IS_RIOTBOARD) { + imx_iomux_v3_setup_multiple_pads( + riotboard_usdhc3_pads, + ARRAY_SIZE(riotboard_usdhc3_pads)); + gpio_direction_input(USDHC3_CD_GPIO); + gpio_direction_output(IMX_GPIO_NR(7, 8) , 0); + udelay(250); + gpio_set_value(IMX_GPIO_NR(7, 8), 1); + } + usdhc_cfg[1].sdhc_clk = mxc_get_clock(MXC_ESDHC3_CLK); + usdhc_cfg[1].max_bus_width = 4; + break; + case 2: + imx_iomux_v3_setup_multiple_pads( + usdhc4_pads, ARRAY_SIZE(usdhc4_pads)); + usdhc_cfg[2].sdhc_clk = mxc_get_clock(MXC_ESDHC4_CLK); + usdhc_cfg[2].max_bus_width = 4; + gpio_direction_output(IMX_GPIO_NR(6, 8) , 0); + udelay(250); + gpio_set_value(IMX_GPIO_NR(6, 8), 1); + break; + default: + printf("Warning: you configured more USDHC controllers" + "(%d) then supported by the board (%d)\n", + i + 1, CONFIG_SYS_FSL_USDHC_NUM); + return status; + } + + status |= fsl_esdhc_initialize(bis, &usdhc_cfg[i]); + } + + return status; +} +#endif + +#ifdef CONFIG_MXC_SPI +iomux_v3_cfg_t const ecspi1_pads[] = { + MX6_PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX6_PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX6_PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX6_PAD_EIM_EB2__GPIO2_IO30 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static void setup_spi(void) +{ + imx_iomux_v3_setup_multiple_pads(ecspi1_pads, ARRAY_SIZE(ecspi1_pads)); +} +#endif + +struct i2c_pads_info i2c_pad_info1 = { + .scl = { + .i2c_mode = MX6_PAD_CSI0_DAT9__I2C1_SCL + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6_PAD_CSI0_DAT9__GPIO5_IO27 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(5, 27) + }, + .sda = { + .i2c_mode = MX6_PAD_CSI0_DAT8__I2C1_SDA + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6_PAD_CSI0_DAT8__GPIO5_IO26 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(5, 26) + } +}; + +struct i2c_pads_info i2c_pad_info2 = { + .scl = { + .i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(4, 12) + }, + .sda = { + .i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(4, 13) + } +}; + +struct i2c_pads_info i2c_pad_info3 = { + .scl = { + .i2c_mode = MX6_PAD_GPIO_5__I2C3_SCL + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6_PAD_GPIO_5__GPIO1_IO05 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(1, 5) + }, + .sda = { + .i2c_mode = MX6_PAD_GPIO_6__I2C3_SDA + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6_PAD_GPIO_6__GPIO1_IO06 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(1, 6) + } +}; + +iomux_v3_cfg_t const tft_pads_riot[] = { + /* LCD_PWR_EN */ + MX6_PAD_ENET_TXD1__GPIO1_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL), + /* TOUCH_INT */ + MX6_PAD_NANDF_CS1__GPIO6_IO14 | MUX_PAD_CTRL(NO_PAD_CTRL), + /* LED_PWR_EN */ + MX6_PAD_NANDF_CS2__GPIO6_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL), + /* BL LEVEL */ + MX6_PAD_SD1_CMD__GPIO1_IO18 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +iomux_v3_cfg_t const tft_pads_mars[] = { + /* LCD_PWR_EN */ + MX6_PAD_ENET_TXD1__GPIO1_IO29 | MUX_PAD_CTRL(NO_PAD_CTRL), + /* TOUCH_INT */ + MX6_PAD_NANDF_CS1__GPIO6_IO14 | MUX_PAD_CTRL(NO_PAD_CTRL), + /* LED_PWR_EN */ + MX6_PAD_NANDF_CS2__GPIO6_IO15 | MUX_PAD_CTRL(NO_PAD_CTRL), + /* BL LEVEL (PWM4) */ + MX6_PAD_SD4_DAT2__GPIO2_IO10 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +#if defined(CONFIG_VIDEO_IPUV3) + +static void enable_lvds(struct display_info_t const *dev) +{ + struct iomuxc *iomux = (struct iomuxc *) + IOMUXC_BASE_ADDR; + setbits_le32(&iomux->gpr[2], + IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT); + /* set backlight level to ON */ + if (board_type == BOARD_IS_RIOTBOARD) + gpio_direction_output(IMX_GPIO_NR(1, 18) , 1); + else if (board_type == BOARD_IS_MARSBOARD) + gpio_direction_output(IMX_GPIO_NR(2, 10) , 1); +} + +static void disable_lvds(struct display_info_t const *dev) +{ + struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; + + /* set backlight level to OFF */ + if (board_type == BOARD_IS_RIOTBOARD) + gpio_direction_output(IMX_GPIO_NR(1, 18) , 0); + else if (board_type == BOARD_IS_MARSBOARD) + gpio_direction_output(IMX_GPIO_NR(2, 10) , 0); + + clrbits_le32(&iomux->gpr[2], + IOMUXC_GPR2_LVDS_CH0_MODE_MASK); +} + +static int detect_hdmi(struct display_info_t const *dev) +{ + struct hdmi_regs *hdmi = (struct hdmi_regs *)HDMI_ARB_BASE_ADDR; + return readb(&hdmi->phy_stat0) & HDMI_DVI_STAT; +} + +static void do_enable_hdmi(struct display_info_t const *dev) +{ + disable_lvds(dev); + imx_enable_hdmi_phy(); +} + +static int detect_i2c(struct display_info_t const *dev) +{ + return (0 == i2c_set_bus_num(dev->bus)) && + (0 == i2c_probe(dev->addr)); +} + +struct display_info_t const displays[] = {{ + .bus = -1, + .addr = 0, + .pixfmt = IPU_PIX_FMT_RGB24, + .detect = detect_hdmi, + .enable = do_enable_hdmi, + .mode = { + .name = "HDMI", + .refresh = 60, + .xres = 1024, + .yres = 768, + .pixclock = 15385, + .left_margin = 220, + .right_margin = 40, + .upper_margin = 21, + .lower_margin = 7, + .hsync_len = 60, + .vsync_len = 10, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED +} }, { + .bus = 2, + .addr = 0x1, + .pixfmt = IPU_PIX_FMT_LVDS666, + .detect = detect_i2c, + .enable = enable_lvds, + .mode = { + .name = "LCD8000-97C", + .refresh = 60, + .xres = 1024, + .yres = 768, + .pixclock = 15385, + .left_margin = 100, + .right_margin = 200, + .upper_margin = 10, + .lower_margin = 20, + .hsync_len = 20, + .vsync_len = 8, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED +} } }; +size_t display_count = ARRAY_SIZE(displays); + +static void setup_display(void) +{ + struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; + int reg; + + enable_ipu_clock(); + imx_setup_hdmi(); + + /* Turn on LDB0, IPU,IPU DI0 clocks */ + setbits_le32(&mxc_ccm->CCGR3, + MXC_CCM_CCGR3_LDB_DI0_MASK); + + /* set LDB0 clk select to 011/011 */ + clrsetbits_le32(&mxc_ccm->cs2cdr, + MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK, + (3 << MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_OFFSET)); + + setbits_le32(&mxc_ccm->cscmr2, + MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV); + + setbits_le32(&mxc_ccm->chsccdr, + (CHSCCDR_CLK_SEL_LDB_DI0 + << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET)); + + reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES + | IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW + | IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG + | IOMUXC_GPR2_DATA_WIDTH_CH1_18BIT + | IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG + | IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT + | IOMUXC_GPR2_LVDS_CH1_MODE_DISABLED + | IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0; + writel(reg, &iomux->gpr[2]); + + clrsetbits_le32(&iomux->gpr[3], + IOMUXC_GPR3_LVDS0_MUX_CTL_MASK | + IOMUXC_GPR3_HDMI_MUX_CTL_MASK, + IOMUXC_GPR3_MUX_SRC_IPU1_DI0 + << IOMUXC_GPR3_LVDS0_MUX_CTL_OFFSET); +} +#endif /* CONFIG_VIDEO_IPUV3 */ + +/* + * Do not overwrite the console + * Use always serial for U-Boot console + */ +int overwrite_console(void) +{ + return 1; +} + +int board_eth_init(bd_t *bis) +{ + setup_iomux_enet(); + + return cpu_eth_init(bis); +} + +int board_early_init_f(void) +{ + u32 cputype = cpu_type(get_cpu_rev()); + + switch (cputype) { + case MXC_CPU_MX6SOLO: + board_type = BOARD_IS_RIOTBOARD; + break; + case MXC_CPU_MX6D: + board_type = BOARD_IS_MARSBOARD; + break; + } + + setup_iomux_uart(); + + if (board_type == BOARD_IS_RIOTBOARD) + imx_iomux_v3_setup_multiple_pads( + tft_pads_riot, ARRAY_SIZE(tft_pads_riot)); + else if (board_type == BOARD_IS_MARSBOARD) + imx_iomux_v3_setup_multiple_pads( + tft_pads_mars, ARRAY_SIZE(tft_pads_mars)); +#if defined(CONFIG_VIDEO_IPUV3) + /* power ON LCD */ + gpio_direction_output(IMX_GPIO_NR(1, 29) , 1); + /* touch interrupt is an input */ + gpio_direction_input(IMX_GPIO_NR(6, 14)); + /* power ON backlight */ + gpio_direction_output(IMX_GPIO_NR(6, 15) , 1); + /* set backlight level to off */ + if (board_type == BOARD_IS_RIOTBOARD) + gpio_direction_output(IMX_GPIO_NR(1, 18) , 0); + else if (board_type == BOARD_IS_MARSBOARD) + gpio_direction_output(IMX_GPIO_NR(2, 10) , 0); + setup_display(); +#endif + + return 0; +} + +int board_init(void) +{ + /* address of boot parameters */ + gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + /* i2c1 : PMIC, Audio codec on RiOT, Expansion connector on MarS */ + setup_i2c(0, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info1); + /* i2c2 : HDMI EDID */ + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info2); + /* i2c3 : LVDS, Expansion connector */ + setup_i2c(2, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c_pad_info3); +#ifdef CONFIG_MXC_SPI + setup_spi(); +#endif + return 0; +} + +#ifdef CONFIG_CMD_BMODE +static const struct boot_mode riotboard_boot_modes[] = { + {"sd2", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)}, + {"sd3", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)}, + {"emmc", MAKE_CFGVAL(0x40, 0x38, 0x00, 0x00)}, + {NULL, 0}, +}; +static const struct boot_mode marsboard_boot_modes[] = { + {"sd2", MAKE_CFGVAL(0x40, 0x28, 0x00, 0x00)}, + {"emmc", MAKE_CFGVAL(0x40, 0x30, 0x00, 0x00)}, + {NULL, 0}, +}; +#endif + +int board_late_init(void) +{ +#ifdef CONFIG_CMD_BMODE + if (board_type == BOARD_IS_RIOTBOARD) + add_board_boot_modes(riotboard_boot_modes); + else if (board_type == BOARD_IS_RIOTBOARD) + add_board_boot_modes(marsboard_boot_modes); +#endif + + return 0; +} + +int checkboard(void) +{ + puts("Board: "); + if (board_type == BOARD_IS_MARSBOARD) + puts("MarSBoard\n"); + else if (board_type == BOARD_IS_RIOTBOARD) + puts("RIoTboard\n"); + else + printf("unknown - cputype : %02x\n", cpu_type(get_cpu_rev())); + + return 0; +} -- cgit v1.1 From 1220eeb794007a7d6aec727f0b0e6ea9d814ba97 Mon Sep 17 00:00:00 2001 From: Eric Benard Date: Fri, 4 Apr 2014 19:05:57 +0200 Subject: nitrogen6x: use common detect_hdmi MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Eric Bénard --- board/boundary/nitrogen6x/nitrogen6x.c | 6 ------ 1 file changed, 6 deletions(-) (limited to 'board') diff --git a/board/boundary/nitrogen6x/nitrogen6x.c b/board/boundary/nitrogen6x/nitrogen6x.c index cb5f787..8475653 100644 --- a/board/boundary/nitrogen6x/nitrogen6x.c +++ b/board/boundary/nitrogen6x/nitrogen6x.c @@ -445,12 +445,6 @@ static iomux_v3_cfg_t const rgb_pads[] = { MX6_PAD_DISP0_DAT23__IPU1_DISP0_DATA23, }; -static int detect_hdmi(struct display_info_t const *dev) -{ - struct hdmi_regs *hdmi = (struct hdmi_regs *)HDMI_ARB_BASE_ADDR; - return readb(&hdmi->phy_stat0) & HDMI_DVI_STAT; -} - static void do_enable_hdmi(struct display_info_t const *dev) { imx_enable_hdmi_phy(); -- cgit v1.1 From d84187ac750b557f8f4eeafb5e2556811aef8b27 Mon Sep 17 00:00:00 2001 From: Eric Benard Date: Fri, 4 Apr 2014 19:05:58 +0200 Subject: mx6sabresd: use common detect_hdmi MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Eric Bénard --- board/freescale/mx6sabresd/mx6sabresd.c | 8 -------- 1 file changed, 8 deletions(-) (limited to 'board') diff --git a/board/freescale/mx6sabresd/mx6sabresd.c b/board/freescale/mx6sabresd/mx6sabresd.c index 1340f29..3e314da 100644 --- a/board/freescale/mx6sabresd/mx6sabresd.c +++ b/board/freescale/mx6sabresd/mx6sabresd.c @@ -264,14 +264,6 @@ int board_phy_config(struct phy_device *phydev) } #if defined(CONFIG_VIDEO_IPUV3) - -static int detect_hdmi(struct display_info_t const *dev) -{ - struct hdmi_regs *hdmi = (struct hdmi_regs *)HDMI_ARB_BASE_ADDR; - return readb(&hdmi->phy_stat0) & HDMI_DVI_STAT; -} - - static void disable_lvds(struct display_info_t const *dev) { struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; -- cgit v1.1 From fef8c66180b95e80b04902998370cc8e2149f66c Mon Sep 17 00:00:00 2001 From: Eric Benard Date: Fri, 4 Apr 2014 19:05:59 +0200 Subject: embest/mx6boards: use common detect_hdmi MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Eric Bénard --- board/embest/mx6boards/mx6boards.c | 6 ------ 1 file changed, 6 deletions(-) (limited to 'board') diff --git a/board/embest/mx6boards/mx6boards.c b/board/embest/mx6boards/mx6boards.c index 6d86961..d06b57d 100644 --- a/board/embest/mx6boards/mx6boards.c +++ b/board/embest/mx6boards/mx6boards.c @@ -392,12 +392,6 @@ static void disable_lvds(struct display_info_t const *dev) IOMUXC_GPR2_LVDS_CH0_MODE_MASK); } -static int detect_hdmi(struct display_info_t const *dev) -{ - struct hdmi_regs *hdmi = (struct hdmi_regs *)HDMI_ARB_BASE_ADDR; - return readb(&hdmi->phy_stat0) & HDMI_DVI_STAT; -} - static void do_enable_hdmi(struct display_info_t const *dev) { disable_lvds(dev); -- cgit v1.1 From a594a6f121689f206cc5dba0208f603d1e61bc8e Mon Sep 17 00:00:00 2001 From: Tim Harvey Date: Wed, 2 Apr 2014 22:10:48 -0700 Subject: ventana: fixed comments in eeprom header Fix several invalid comments regarding the EEPROM structure used by Gateworks Ventana boards. Signed-off-by: Tim Harvey --- board/gateworks/gw_ventana/ventana_eeprom.h | 14 +++++++------- 1 file changed, 7 insertions(+), 7 deletions(-) (limited to 'board') diff --git a/board/gateworks/gw_ventana/ventana_eeprom.h b/board/gateworks/gw_ventana/ventana_eeprom.h index d310bfd..434b604 100644 --- a/board/gateworks/gw_ventana/ventana_eeprom.h +++ b/board/gateworks/gw_ventana/ventana_eeprom.h @@ -16,16 +16,16 @@ struct ventana_board_info { u8 mfgdate[4]; /* 0x20: MFG date (read only) */ u8 res2[7]; /* 0x24 */ /* sdram config */ - u8 sdram_size; /* 0x2B: enum (512,1024,2048) MB */ - u8 sdram_speed; /* 0x2C: enum (100,133,166,200,267,333,400) MHz */ - u8 sdram_width; /* 0x2D: enum (32,64) bit */ + u8 sdram_size; /* 0x2B: (16 << n) MB */ + u8 sdram_speed; /* 0x2C: (33.333 * n) MHz */ + u8 sdram_width; /* 0x2D: (8 << n) bit */ /* cpu config */ - u8 cpu_speed; /* 0x2E: enum (800,1000,1200) MHz */ - u8 cpu_type; /* 0x2F: enum (imx6q,imx6d,imx6dl,imx6s) */ + u8 cpu_speed; /* 0x2E: (33.333 * n) MHz */ + u8 cpu_type; /* 0x2F: 7=imx6q, 8=imx6dl */ u8 model[16]; /* 0x30: model string */ /* FLASH config */ - u8 nand_flash_size; /* 0x40: enum (4,8,16,32,64,128) MB */ - u8 spi_flash_size; /* 0x41: enum (4,8,16,32,64,128) MB */ + u8 nand_flash_size; /* 0x40: (8 << (n-1)) MB */ + u8 spi_flash_size; /* 0x41: (4 << (n-1)) MB */ /* Config1: SoC Peripherals */ u8 config[8]; /* 0x42: loading options */ -- cgit v1.1 From 444e4925a4754b9bbeb50bc577f5e4656bc28f4c Mon Sep 17 00:00:00 2001 From: Tim Harvey Date: Wed, 2 Apr 2014 22:11:08 -0700 Subject: ventana: remove redundant include Signed-off-by: Tim Harvey --- board/gateworks/gw_ventana/gw_ventana.c | 1 - 1 file changed, 1 deletion(-) (limited to 'board') diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c index c130e2c..2113740 100644 --- a/board/gateworks/gw_ventana/gw_ventana.c +++ b/board/gateworks/gw_ventana/gw_ventana.c @@ -31,7 +31,6 @@ #include #include #include -#include #include #include #include -- cgit v1.1 From 694c3bc107c61b900e3e0a09dd8f0346b1b7685f Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 11 Apr 2014 08:39:43 -0300 Subject: mx6slevk: Add SPI NOR flash support mx6slevk has a m25p32 SPI NOR flash connected to ESCSPI port. Add support for it. Signed-off-by: Fabio Estevam Acked-by: Marek Vasut Reviewed-by: Jagannadha Sutradharudu Teki --- board/freescale/mx6slevk/mx6slevk.c | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) (limited to 'board') diff --git a/board/freescale/mx6slevk/mx6slevk.c b/board/freescale/mx6slevk/mx6slevk.c index aadad32..d2b64cc 100644 --- a/board/freescale/mx6slevk/mx6slevk.c +++ b/board/freescale/mx6slevk/mx6slevk.c @@ -34,6 +34,9 @@ DECLARE_GLOBAL_DATA_PTR; PAD_CTL_PUS_100K_UP | PAD_CTL_SPEED_MED | \ PAD_CTL_DSE_40ohm | PAD_CTL_HYS) +#define SPI_PAD_CTRL (PAD_CTL_HYS | PAD_CTL_SPEED_MED | \ + PAD_CTL_DSE_40ohm | PAD_CTL_SRE_FAST) + #define ETH_PHY_RESET IMX_GPIO_NR(4, 21) int dram_init(void) @@ -71,6 +74,20 @@ static iomux_v3_cfg_t const fec_pads[] = { MX6_PAD_FEC_TX_CLK__GPIO_4_21 | MUX_PAD_CTRL(NO_PAD_CTRL), }; +#ifdef CONFIG_MXC_SPI +static iomux_v3_cfg_t ecspi1_pads[] = { + MX6_PAD_ECSPI1_MISO__ECSPI_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX6_PAD_ECSPI1_MOSI__ECSPI_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX6_PAD_ECSPI1_SCLK__ECSPI_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX6_PAD_ECSPI1_SS0__GPIO4_IO11 | MUX_PAD_CTRL(NO_PAD_CTRL), +}; + +static void setup_spi(void) +{ + imx_iomux_v3_setup_multiple_pads(ecspi1_pads, ARRAY_SIZE(ecspi1_pads)); +} +#endif + static void setup_iomux_uart(void) { imx_iomux_v3_setup_multiple_pads(uart1_pads, ARRAY_SIZE(uart1_pads)); @@ -132,6 +149,9 @@ static int setup_fec(void) int board_early_init_f(void) { setup_iomux_uart(); +#ifdef CONFIG_MXC_SPI + setup_spi(); +#endif return 0; } -- cgit v1.1 From 3b31605aef069d183a9d0c1e3aa6f957503cd56b Mon Sep 17 00:00:00 2001 From: Fabio Estevam Date: Fri, 11 Apr 2014 17:43:53 -0300 Subject: nitrogen6x: Fix the PAD settings for the ECSPI chipselect ECSPI chipselect (MX6_PAD_EIM_D19__GPIO3_IO19) is used with GPIO functionality, so it does not make sense to set its pad as SPI pin. Signed-off-by: Fabio Estevam Tested-by: Eric Nelson Acked-by: Eric Nelson --- board/boundary/nitrogen6x/nitrogen6x.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'board') diff --git a/board/boundary/nitrogen6x/nitrogen6x.c b/board/boundary/nitrogen6x/nitrogen6x.c index 8475653..84294db 100644 --- a/board/boundary/nitrogen6x/nitrogen6x.c +++ b/board/boundary/nitrogen6x/nitrogen6x.c @@ -330,7 +330,7 @@ int board_mmc_init(bd_t *bis) #ifdef CONFIG_MXC_SPI iomux_v3_cfg_t const ecspi1_pads[] = { /* SS1 */ - MX6_PAD_EIM_D19__GPIO3_IO19 | MUX_PAD_CTRL(SPI_PAD_CTRL), + MX6_PAD_EIM_D19__GPIO3_IO19 | MUX_PAD_CTRL(NO_PAD_CTRL), MX6_PAD_EIM_D17__ECSPI1_MISO | MUX_PAD_CTRL(SPI_PAD_CTRL), MX6_PAD_EIM_D18__ECSPI1_MOSI | MUX_PAD_CTRL(SPI_PAD_CTRL), MX6_PAD_EIM_D16__ECSPI1_SCLK | MUX_PAD_CTRL(SPI_PAD_CTRL), -- cgit v1.1 From 17449272a01f2c23b890090ef7ebf720ec9cea32 Mon Sep 17 00:00:00 2001 From: Tim Harvey Date: Tue, 22 Apr 2014 21:53:57 -0700 Subject: ventana: use non-generic pfuze100 init Signed-off-by: Tim Harvey --- board/gateworks/gw_ventana/gw_ventana.c | 5 +++-- 1 file changed, 3 insertions(+), 2 deletions(-) (limited to 'board') diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c index 2113740..7bc69bd 100644 --- a/board/gateworks/gw_ventana/gw_ventana.c +++ b/board/gateworks/gw_ventana/gw_ventana.c @@ -1076,10 +1076,11 @@ int misc_init_r(void) } /* configure PFUZE100 PMIC (not used on all Ventana baseboards) */ - if ((board_type == GW54xx || board_type == GW54proto) && - !pmic_init(I2C_PMIC)) { + power_pfuze100_init(I2C_PMIC); + if (board_type == GW54xx || board_type == GW54proto) { struct pmic *p = pmic_get("PFUZE100_PMIC"); u32 reg; + if (p && !pmic_probe(p)) { pmic_reg_read(p, PFUZE100_DEVICEID, ®); printf("PMIC: PFUZE100 ID=0x%02x\n", reg); -- cgit v1.1 From 234d89dac61a4f57a0f7cb136a6c442f37a6c9b8 Mon Sep 17 00:00:00 2001 From: Tim Harvey Date: Mon, 5 May 2014 08:22:25 -0700 Subject: ventana: Add support for the LTC3676 PMIC The LTC3676 PMIC is used instead of the PFUZE100 PMIC on the GW51xx/GW52xx/GW53xx Ventana baseboards. In order to support the IMX6Q SoC at 1GHz on those baseboards, we need to adjust the voltage scaling for the SW1 and SW3 DC/DC converters on the LTC3676 for 1225mV. Note that the scalar values for the LTC3676 are board-specific as they relate to a resistor devider chosen by the board design. Signed-off-by: Tim Harvey --- board/gateworks/gw_ventana/gw_ventana.c | 80 +++++++++++++++++++++++---------- 1 file changed, 57 insertions(+), 23 deletions(-) (limited to 'board') diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c index 7bc69bd..137f817 100644 --- a/board/gateworks/gw_ventana/gw_ventana.c +++ b/board/gateworks/gw_ventana/gw_ventana.c @@ -30,6 +30,7 @@ #include #include #include +#include #include #include #include @@ -732,6 +733,62 @@ struct ventana gpio_cfg[] = { }, }; +/* setup board specific PMIC */ +int power_init_board(void) +{ + struct pmic *p; + u32 reg; + + /* configure PFUZE100 PMIC */ + if (board_type == GW54xx || board_type == GW54proto) { + power_pfuze100_init(I2C_PMIC); + p = pmic_get("PFUZE100_PMIC"); + if (p && !pmic_probe(p)) { + pmic_reg_read(p, PFUZE100_DEVICEID, ®); + printf("PMIC: PFUZE100 ID=0x%02x\n", reg); + + /* Set VGEN1 to 1.5V and enable */ + pmic_reg_read(p, PFUZE100_VGEN1VOL, ®); + reg &= ~(LDO_VOL_MASK); + reg |= (LDOA_1_50V | LDO_EN); + pmic_reg_write(p, PFUZE100_VGEN1VOL, reg); + + /* Set SWBST to 5.0V and enable */ + pmic_reg_read(p, PFUZE100_SWBSTCON1, ®); + reg &= ~(SWBST_MODE_MASK | SWBST_VOL_MASK); + reg |= (SWBST_5_00V | SWBST_MODE_AUTO); + pmic_reg_write(p, PFUZE100_SWBSTCON1, reg); + } + } + + /* configure LTC3676 PMIC */ + else { + power_ltc3676_init(I2C_PMIC); + p = pmic_get("LTC3676_PMIC"); + if (p && !pmic_probe(p)) { + puts("PMIC: LTC3676\n"); + /* set board-specific scalar to 1225mV for IMX6Q@1GHz */ + if (is_cpu_type(MXC_CPU_MX6Q)) { + /* mask PGOOD during SW1 transition */ + reg = 0x1d | LTC3676_PGOOD_MASK; + pmic_reg_write(p, LTC3676_DVB1B, reg); + /* set SW1 (VDD_SOC) to 1259mV */ + reg = 0x1d; + pmic_reg_write(p, LTC3676_DVB1A, reg); + + /* mask PGOOD during SW3 transition */ + reg = 0x1d | LTC3676_PGOOD_MASK; + pmic_reg_write(p, LTC3676_DVB3B, reg); + /*set SW3 (VDD_ARM) to 1259mV */ + reg = 0x1d; + pmic_reg_write(p, LTC3676_DVB3A, reg); + } + } + } + + return 0; +} + /* setup GPIO pinmux and default configuration per baseboard */ static void setup_board_gpio(int board) { @@ -1075,29 +1132,6 @@ int misc_init_r(void) setenv("serial#", str); } - /* configure PFUZE100 PMIC (not used on all Ventana baseboards) */ - power_pfuze100_init(I2C_PMIC); - if (board_type == GW54xx || board_type == GW54proto) { - struct pmic *p = pmic_get("PFUZE100_PMIC"); - u32 reg; - - if (p && !pmic_probe(p)) { - pmic_reg_read(p, PFUZE100_DEVICEID, ®); - printf("PMIC: PFUZE100 ID=0x%02x\n", reg); - - /* Set VGEN1 to 1.5V and enable */ - pmic_reg_read(p, PFUZE100_VGEN1VOL, ®); - reg &= ~(LDO_VOL_MASK); - reg |= (LDOA_1_50V | LDO_EN); - pmic_reg_write(p, PFUZE100_VGEN1VOL, reg); - - /* Set SWBST to 5.0V and enable */ - pmic_reg_read(p, PFUZE100_SWBSTCON1, ®); - reg &= ~(SWBST_MODE_MASK | SWBST_VOL_MASK); - reg |= (SWBST_5_00V | SWBST_MODE_AUTO); - pmic_reg_write(p, PFUZE100_SWBSTCON1, reg); - } - } /* setup baseboard specific GPIO pinmux and config */ setup_board_gpio(board_type); -- cgit v1.1 From 483a435d93dad0f9a79778c70943dbb4d9934f7c Mon Sep 17 00:00:00 2001 From: Tim Harvey Date: Fri, 25 Apr 2014 09:18:33 -0700 Subject: imx6: ventana: fix system-serial dt property Fix typo in setting of system-serial property causing the prop len to be off by 1. Signed-off-by: Tim Harvey --- board/gateworks/gw_ventana/gw_ventana.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'board') diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c index 137f817..bce11b2 100644 --- a/board/gateworks/gw_ventana/gw_ventana.c +++ b/board/gateworks/gw_ventana/gw_ventana.c @@ -1277,7 +1277,7 @@ void ft_board_setup(void *blob, bd_t *bd) /* board serial number */ fdt_setprop(blob, 0, "system-serial", getenv("serial#"), - strlen(getenv("serial#") + 1)); + strlen(getenv("serial#")) + 1); /* board (model contains model from device-tree) */ fdt_setprop(blob, 0, "board", info->model, -- cgit v1.1 From 7a278f9f1b178719f299d5dc9479b636fb153e34 Mon Sep 17 00:00:00 2001 From: Tim Harvey Date: Fri, 25 Apr 2014 15:39:07 -0700 Subject: imx: ventana: add HDMI and LVDS display capability Signed-off-by: Tim Harvey --- board/gateworks/gw_ventana/gw_ventana.c | 133 ++++++++++++++++++++++++++++++++ 1 file changed, 133 insertions(+) (limited to 'board') diff --git a/board/gateworks/gw_ventana/gw_ventana.c b/board/gateworks/gw_ventana/gw_ventana.c index bce11b2..031367d 100644 --- a/board/gateworks/gw_ventana/gw_ventana.c +++ b/board/gateworks/gw_ventana/gw_ventana.c @@ -12,6 +12,7 @@ #include #include #include +#include #include #include #include @@ -19,6 +20,7 @@ #include #include #include +#include #include #include #include @@ -369,6 +371,134 @@ int board_eth_init(bd_t *bis) return 0; } +#if defined(CONFIG_VIDEO_IPUV3) + +static void enable_hdmi(struct display_info_t const *dev) +{ + imx_enable_hdmi_phy(); +} + +static int detect_i2c(struct display_info_t const *dev) +{ + return i2c_set_bus_num(dev->bus) == 0 && + i2c_probe(dev->addr) == 0; +} + +static void enable_lvds(struct display_info_t const *dev) +{ + struct iomuxc *iomux = (struct iomuxc *) + IOMUXC_BASE_ADDR; + + /* set CH0 data width to 24bit (IOMUXC_GPR2:5 0=18bit, 1=24bit) */ + u32 reg = readl(&iomux->gpr[2]); + reg |= IOMUXC_GPR2_DATA_WIDTH_CH0_24BIT; + writel(reg, &iomux->gpr[2]); + + /* Enable Backlight */ + imx_iomux_v3_setup_pad(MX6_PAD_SD1_CMD__GPIO1_IO18 | + MUX_PAD_CTRL(NO_PAD_CTRL)); + gpio_direction_output(IMX_GPIO_NR(1, 18), 1); +} + +struct display_info_t const displays[] = {{ + /* HDMI Output */ + .bus = -1, + .addr = 0, + .pixfmt = IPU_PIX_FMT_RGB24, + .detect = detect_hdmi, + .enable = enable_hdmi, + .mode = { + .name = "HDMI", + .refresh = 60, + .xres = 1024, + .yres = 768, + .pixclock = 15385, + .left_margin = 220, + .right_margin = 40, + .upper_margin = 21, + .lower_margin = 7, + .hsync_len = 60, + .vsync_len = 10, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED +} }, { + /* Freescale MXC-LVDS1: HannStar HSD100PXN1-A00 w/ egalx_ts cont */ + .bus = 2, + .addr = 0x4, + .pixfmt = IPU_PIX_FMT_LVDS666, + .detect = detect_i2c, + .enable = enable_lvds, + .mode = { + .name = "Hannstar-XGA", + .refresh = 60, + .xres = 1024, + .yres = 768, + .pixclock = 15385, + .left_margin = 220, + .right_margin = 40, + .upper_margin = 21, + .lower_margin = 7, + .hsync_len = 60, + .vsync_len = 10, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED +} } }; +size_t display_count = ARRAY_SIZE(displays); + +static void setup_display(void) +{ + struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; + struct iomuxc *iomux = (struct iomuxc *)IOMUXC_BASE_ADDR; + int reg; + + enable_ipu_clock(); + imx_setup_hdmi(); + /* Turn on LDB0,IPU,IPU DI0 clocks */ + reg = __raw_readl(&mxc_ccm->CCGR3); + reg |= MXC_CCM_CCGR3_LDB_DI0_MASK; + writel(reg, &mxc_ccm->CCGR3); + + /* set LDB0, LDB1 clk select to 011/011 */ + reg = readl(&mxc_ccm->cs2cdr); + reg &= ~(MXC_CCM_CS2CDR_LDB_DI0_CLK_SEL_MASK + |MXC_CCM_CS2CDR_LDB_DI1_CLK_SEL_MASK); + reg |= (3<cs2cdr); + + reg = readl(&mxc_ccm->cscmr2); + reg |= MXC_CCM_CSCMR2_LDB_DI0_IPU_DIV; + writel(reg, &mxc_ccm->cscmr2); + + reg = readl(&mxc_ccm->chsccdr); + reg |= (CHSCCDR_CLK_SEL_LDB_DI0 + <chsccdr); + + reg = IOMUXC_GPR2_BGREF_RRMODE_EXTERNAL_RES + |IOMUXC_GPR2_DI1_VS_POLARITY_ACTIVE_HIGH + |IOMUXC_GPR2_DI0_VS_POLARITY_ACTIVE_LOW + |IOMUXC_GPR2_BIT_MAPPING_CH1_SPWG + |IOMUXC_GPR2_DATA_WIDTH_CH1_18BIT + |IOMUXC_GPR2_BIT_MAPPING_CH0_SPWG + |IOMUXC_GPR2_DATA_WIDTH_CH0_18BIT + |IOMUXC_GPR2_LVDS_CH1_MODE_DISABLED + |IOMUXC_GPR2_LVDS_CH0_MODE_ENABLED_DI0; + writel(reg, &iomux->gpr[2]); + + reg = readl(&iomux->gpr[3]); + reg = (reg & ~IOMUXC_GPR3_LVDS0_MUX_CTL_MASK) + | (IOMUXC_GPR3_MUX_SRC_IPU1_DI0 + <gpr[3]); + + /* Backlight CABEN on LVDS connector */ + imx_iomux_v3_setup_pad(MX6_PAD_SD2_CLK__GPIO1_IO10 | + MUX_PAD_CTRL(NO_PAD_CTRL)); + gpio_direction_output(IMX_GPIO_NR(1, 10), 0); +} +#endif /* CONFIG_VIDEO_IPUV3 */ + /* read ventana EEPROM, check for validity, and return baseboard type */ static int read_eeprom(void) @@ -944,6 +1074,9 @@ int board_early_init_f(void) setup_iomux_uart(); gpio_direction_output(GP_USB_OTG_PWR, 0); /* OTG power off */ +#if defined(CONFIG_VIDEO_IPUV3) + setup_display(); +#endif return 0; } -- cgit v1.1 From 8bc7c4874979acc2418327df7a942f6b729794c6 Mon Sep 17 00:00:00 2001 From: Otavio Salvador Date: Thu, 1 May 2014 19:02:31 -0300 Subject: wandboard: add Future Eletronics 7" WVGA LCD extension board This adds support for the 7" WVGA produced by Future Eletronics and make it dynamically detect if it is connected or not based on the touchscreen controller. Signed-off-by: Otavio Salvador Acked-by: Stefano Babic --- board/wandboard/wandboard.c | 146 ++++++++++++++++++++++++++++++++++++-------- 1 file changed, 120 insertions(+), 26 deletions(-) (limited to 'board') diff --git a/board/wandboard/wandboard.c b/board/wandboard/wandboard.c index f1951dc..3c8b7a5 100644 --- a/board/wandboard/wandboard.c +++ b/board/wandboard/wandboard.c @@ -1,5 +1,6 @@ /* * Copyright (C) 2013 Freescale Semiconductor, Inc. + * Copyright (C) 2014 O.S. Systems Software LTDA. * * Author: Fabio Estevam * @@ -15,18 +16,19 @@ #include #include #include +#include #include +#include #include #include #include #include -#include #include #include #include -#include #include #include +#include DECLARE_GLOBAL_DATA_PTR; @@ -41,6 +43,10 @@ DECLARE_GLOBAL_DATA_PTR; #define ENET_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS) +#define I2C_PAD_CTRL (PAD_CTL_PUS_100K_UP | \ + PAD_CTL_SPEED_MED | PAD_CTL_DSE_40ohm | PAD_CTL_HYS | \ + PAD_CTL_ODE | PAD_CTL_SRE_FAST) + #define USDHC1_CD_GPIO IMX_GPIO_NR(1, 2) #define USDHC3_CD_GPIO IMX_GPIO_NR(3, 9) #define ETH_PHY_RESET IMX_GPIO_NR(3, 29) @@ -210,38 +216,120 @@ int board_phy_config(struct phy_device *phydev) } #if defined(CONFIG_VIDEO_IPUV3) -static struct fb_videomode const hdmi = { - .name = "HDMI", - .refresh = 60, - .xres = 1024, - .yres = 768, - .pixclock = 15385, - .left_margin = 220, - .right_margin = 40, - .upper_margin = 21, - .lower_margin = 7, - .hsync_len = 60, - .vsync_len = 10, - .sync = FB_SYNC_EXT, - .vmode = FB_VMODE_NONINTERLACED +struct i2c_pads_info i2c2_pad_info = { + .scl = { + .i2c_mode = MX6_PAD_KEY_COL3__I2C2_SCL + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6_PAD_KEY_COL3__GPIO4_IO12 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(4, 12) + }, + .sda = { + .i2c_mode = MX6_PAD_KEY_ROW3__I2C2_SDA + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gpio_mode = MX6_PAD_KEY_ROW3__GPIO4_IO13 + | MUX_PAD_CTRL(I2C_PAD_CTRL), + .gp = IMX_GPIO_NR(4, 13) + } }; -int board_video_skip(void) -{ - int ret; +static iomux_v3_cfg_t const fwadapt_7wvga_pads[] = { + MX6_PAD_DI0_DISP_CLK__IPU1_DI0_DISP_CLK, + MX6_PAD_DI0_PIN2__IPU1_DI0_PIN02, /* HSync */ + MX6_PAD_DI0_PIN3__IPU1_DI0_PIN03, /* VSync */ + MX6_PAD_DI0_PIN4__IPU1_DI0_PIN04 + | MUX_PAD_CTRL(PAD_CTL_DSE_120ohm), /* Contrast */ + MX6_PAD_DI0_PIN15__IPU1_DI0_PIN15, /* DISP0_DRDY */ + + MX6_PAD_DISP0_DAT0__IPU1_DISP0_DATA00, + MX6_PAD_DISP0_DAT1__IPU1_DISP0_DATA01, + MX6_PAD_DISP0_DAT2__IPU1_DISP0_DATA02, + MX6_PAD_DISP0_DAT3__IPU1_DISP0_DATA03, + MX6_PAD_DISP0_DAT4__IPU1_DISP0_DATA04, + MX6_PAD_DISP0_DAT5__IPU1_DISP0_DATA05, + MX6_PAD_DISP0_DAT6__IPU1_DISP0_DATA06, + MX6_PAD_DISP0_DAT7__IPU1_DISP0_DATA07, + MX6_PAD_DISP0_DAT8__IPU1_DISP0_DATA08, + MX6_PAD_DISP0_DAT9__IPU1_DISP0_DATA09, + MX6_PAD_DISP0_DAT10__IPU1_DISP0_DATA10, + MX6_PAD_DISP0_DAT11__IPU1_DISP0_DATA11, + MX6_PAD_DISP0_DAT12__IPU1_DISP0_DATA12, + MX6_PAD_DISP0_DAT13__IPU1_DISP0_DATA13, + MX6_PAD_DISP0_DAT14__IPU1_DISP0_DATA14, + MX6_PAD_DISP0_DAT15__IPU1_DISP0_DATA15, + MX6_PAD_DISP0_DAT16__IPU1_DISP0_DATA16, + MX6_PAD_DISP0_DAT17__IPU1_DISP0_DATA17, + + MX6_PAD_SD4_DAT2__GPIO2_IO10 + | MUX_PAD_CTRL(NO_PAD_CTRL), /* DISP0_BKLEN */ + MX6_PAD_SD4_DAT3__GPIO2_IO11 + | MUX_PAD_CTRL(NO_PAD_CTRL), /* DISP0_VDDEN */ +}; - ret = ipuv3_fb_init(&hdmi, 0, IPU_PIX_FMT_RGB24); +static void do_enable_hdmi(struct display_info_t const *dev) +{ + imx_enable_hdmi_phy(); +} - if (ret) { - printf("HDMI cannot be configured: %d\n", ret); - return ret; - } +static int detect_i2c(struct display_info_t const *dev) +{ + return (0 == i2c_set_bus_num(dev->bus)) && + (0 == i2c_probe(dev->addr)); +} - imx_enable_hdmi_phy(); +static void enable_fwadapt_7wvga(struct display_info_t const *dev) +{ + imx_iomux_v3_setup_multiple_pads( + fwadapt_7wvga_pads, + ARRAY_SIZE(fwadapt_7wvga_pads)); - return ret; + gpio_direction_output(IMX_GPIO_NR(2, 10), 1); + gpio_direction_output(IMX_GPIO_NR(2, 11), 1); } +struct display_info_t const displays[] = {{ + .bus = -1, + .addr = 0, + .pixfmt = IPU_PIX_FMT_RGB24, + .detect = detect_hdmi, + .enable = do_enable_hdmi, + .mode = { + .name = "HDMI", + .refresh = 60, + .xres = 1024, + .yres = 768, + .pixclock = 15385, + .left_margin = 220, + .right_margin = 40, + .upper_margin = 21, + .lower_margin = 7, + .hsync_len = 60, + .vsync_len = 10, + .sync = FB_SYNC_EXT, + .vmode = FB_VMODE_NONINTERLACED +} }, { + .bus = 1, + .addr = 0x10, + .pixfmt = IPU_PIX_FMT_RGB666, + .detect = detect_i2c, + .enable = enable_fwadapt_7wvga, + .mode = { + .name = "FWBADAPT-LCD-F07A-0102", + .refresh = 60, + .xres = 800, + .yres = 480, + .pixclock = 33260, + .left_margin = 128, + .right_margin = 128, + .upper_margin = 22, + .lower_margin = 22, + .hsync_len = 1, + .vsync_len = 1, + .sync = 0, + .vmode = FB_VMODE_NONINTERLACED +} } }; +size_t display_count = ARRAY_SIZE(displays); + static void setup_display(void) { struct mxc_ccm_reg *mxc_ccm = (struct mxc_ccm_reg *)CCM_BASE_ADDR; @@ -254,6 +342,10 @@ static void setup_display(void) reg |= (CHSCCDR_CLK_SEL_LDB_DI0 << MXC_CCM_CHSCCDR_IPU1_DI0_CLK_SEL_OFFSET); writel(reg, &mxc_ccm->chsccdr); + + /* Disable LCD backlight */ + imx_iomux_v3_setup_pad(MX6_PAD_DI0_PIN4__GPIO4_IO20); + gpio_direction_input(IMX_GPIO_NR(4, 20)); } #endif /* CONFIG_VIDEO_IPUV3 */ @@ -305,6 +397,8 @@ int board_init(void) /* address of boot parameters */ gd->bd->bi_boot_params = PHYS_SDRAM + 0x100; + setup_i2c(1, CONFIG_SYS_I2C_SPEED, 0x7f, &i2c2_pad_info); + return 0; } -- cgit v1.1