diff options
Diffstat (limited to 'arch/arm/mach-mx6/board-mx6q_sabreauto.c')
| -rw-r--r-- | arch/arm/mach-mx6/board-mx6q_sabreauto.c | 203 |
1 files changed, 203 insertions, 0 deletions
diff --git a/arch/arm/mach-mx6/board-mx6q_sabreauto.c b/arch/arm/mach-mx6/board-mx6q_sabreauto.c new file mode 100644 index 000000000000..dd5eeac5a4e3 --- /dev/null +++ b/arch/arm/mach-mx6/board-mx6q_sabreauto.c @@ -0,0 +1,203 @@ +/* + * Copyright (C) 2011 Freescale Semiconductor, 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. + */ + + +#include <linux/types.h> +#include <linux/sched.h> +#include <linux/delay.h> +#include <linux/pm.h> +#include <linux/interrupt.h> +#include <linux/irq.h> +#include <linux/init.h> +#include <linux/input.h> +#include <linux/nodemask.h> +#include <linux/clk.h> +#include <linux/platform_device.h> +#include <linux/fsl_devices.h> +#include <linux/smsc911x.h> +#include <linux/spi/spi.h> +#include <linux/i2c.h> +#include <linux/i2c/pca953x.h> +#include <linux/ata.h> +#include <linux/mtd/mtd.h> +#include <linux/mtd/map.h> +#include <linux/mtd/partitions.h> +#include <linux/regulator/consumer.h> +#include <linux/pmic_external.h> +#include <linux/pmic_status.h> +#include <linux/ipu.h> +#include <linux/mxcfb.h> +#include <linux/pwm_backlight.h> +#include <linux/fec.h> +#include <mach/common.h> +#include <mach/hardware.h> +#include <asm/irq.h> +#include <asm/setup.h> +#include <asm/mach-types.h> +#include <asm/mach/arch.h> +#include <asm/mach/time.h> +#include <asm/mach/flash.h> +#include <mach/memory.h> +#include <mach/iomux-mx6q.h> +#include <mach/imx-uart.h> +#include <linux/gpio.h> + +#include "devices-imx6q.h" + +#define MX6Q_SABREAUTO_ECSPI1_CS0 IMX_GPIO_NR(2, 30) +#define MX6Q_SABREAUTO_ECSPI1_CS1 IMX_GPIO_NR(3, 19) +#define MX6Q_SABREAUTO_SD3_CD IMX_GPIO_NR(6, 11) +#define MX6Q_SABREAUTO_SD3_WP IMX_GPIO_NR(6, 14) + +void __init early_console_setup(unsigned long base, struct clk *clk); + +static iomux_v3_cfg_t mx6q_sabreauto_pads[] = { + + /* UART4 for debug */ + MX6Q_PAD_KEY_COL0__UART4_TXD, + MX6Q_PAD_KEY_ROW0__UART4_RXD, + /* ENET */ + MX6Q_PAD_KEY_COL1__ENET_MDIO, + MX6Q_PAD_KEY_COL2__ENET_MDC, + MX6Q_PAD_ENET_RXD1__ENET_RDATA_1, + MX6Q_PAD_ENET_RXD0__ENET_RDATA_0, + MX6Q_PAD_ENET_TXD1__ENET_TDATA_1, + MX6Q_PAD_ENET_TXD0__ENET_TDATA_0, + MX6Q_PAD_ENET_TX_EN__ENET_TX_EN, + MX6Q_PAD_ENET_REF_CLK__ENET_TX_CLK, + MX6Q_PAD_ENET_RX_ER__ENET_RX_ER, + MX6Q_PAD_ENET_CRS_DV__ENET_RX_EN, + /* SD1 */ + MX6Q_PAD_SD1_CLK__USDHC1_CLK, + MX6Q_PAD_SD1_CMD__USDHC1_CMD, + MX6Q_PAD_SD1_DAT0__USDHC1_DAT0, + MX6Q_PAD_SD1_DAT1__USDHC1_DAT1, + MX6Q_PAD_SD1_DAT2__USDHC1_DAT2, + MX6Q_PAD_SD1_DAT3__USDHC1_DAT3, + /* SD2 */ + MX6Q_PAD_SD2_CLK__USDHC2_CLK, + MX6Q_PAD_SD2_CMD__USDHC2_CMD, + MX6Q_PAD_SD2_DAT0__USDHC2_DAT0, + MX6Q_PAD_SD2_DAT1__USDHC2_DAT1, + MX6Q_PAD_SD2_DAT2__USDHC2_DAT2, + MX6Q_PAD_SD2_DAT3__USDHC2_DAT3, + /* SD3 */ + MX6Q_PAD_SD3_CLK__USDHC3_CLK, + MX6Q_PAD_SD3_CMD__USDHC3_CMD, + MX6Q_PAD_SD3_DAT0__USDHC3_DAT0, + MX6Q_PAD_SD3_DAT1__USDHC3_DAT1, + MX6Q_PAD_SD3_DAT2__USDHC3_DAT2, + MX6Q_PAD_SD3_DAT3__USDHC3_DAT3, + MX6Q_PAD_SD3_DAT4__USDHC3_DAT4, + MX6Q_PAD_SD3_DAT5__USDHC3_DAT5, + MX6Q_PAD_SD3_DAT6__USDHC3_DAT6, + MX6Q_PAD_SD3_DAT7__USDHC3_DAT7, + MX6Q_PAD_SD3_RST__USDHC3_RST, + /* SD3_CD and SD3_WP */ + MX6Q_PAD_NANDF_CS0__GPIO_6_11, + MX6Q_PAD_NANDF_CS1__GPIO_6_14, + /* SD4 */ + MX6Q_PAD_SD4_CLK__USDHC4_CLK, + MX6Q_PAD_SD4_CMD__USDHC4_CMD, + MX6Q_PAD_SD4_DAT0__USDHC4_DAT0, + MX6Q_PAD_SD4_DAT1__USDHC4_DAT1, + MX6Q_PAD_SD4_DAT2__USDHC4_DAT2, + MX6Q_PAD_SD4_DAT3__USDHC4_DAT3, + MX6Q_PAD_SD4_DAT4__USDHC4_DAT4, + MX6Q_PAD_SD4_DAT5__USDHC4_DAT5, + MX6Q_PAD_SD4_DAT6__USDHC4_DAT6, + MX6Q_PAD_SD4_DAT7__USDHC4_DAT7, + MX6Q_PAD_NANDF_ALE__USDHC4_RST, + /* eCSPI1 */ + MX6Q_PAD_EIM_D16__ECSPI1_SCLK, + MX6Q_PAD_EIM_D17__ECSPI1_MISO, + MX6Q_PAD_EIM_D18__ECSPI1_MOSI, +}; + +static const struct esdhc_platform_data mx6q_sabreauto_sd3_data __initconst = { + .cd_gpio = MX6Q_SABREAUTO_SD3_CD, + .wp_gpio = MX6Q_SABREAUTO_SD3_WP, +}; + +/* No card detect signal for SD4 */ +static const struct esdhc_platform_data mx6q_sabreauto_sd4_data __initconst = { + .always_present = 1, +}; + + +static inline void mx6q_sabreauto_init_uart(void) +{ + imx6q_add_imx_uart(0, NULL); + imx6q_add_imx_uart(1, NULL); + imx6q_add_imx_uart(3, NULL); +} + +static void __init fixup_mxc_board(struct machine_desc *desc, struct tag *tags, + char **cmdline, struct meminfo *mi) +{ +} + +static int mx6q_sabreauto_spi_cs[] = { + MX6Q_SABREAUTO_ECSPI1_CS0, + MX6Q_SABREAUTO_ECSPI1_CS1, +}; + +static const struct spi_imx_master mx6q_sabreauto_spi_data __initconst = { + .chipselect = mx6q_sabreauto_spi_cs, + .num_chipselect = ARRAY_SIZE(mx6q_sabreauto_spi_cs), +}; + +/*! + * Board specific initialization. + */ +static void __init mx6_board_init(void) +{ + mxc_iomux_v3_setup_multiple_pads(mx6q_sabreauto_pads, + ARRAY_SIZE(mx6q_sabreauto_pads)); + + mx6q_sabreauto_init_uart(); + + imx6q_add_sdhci_usdhc_imx(3, &mx6q_sabreauto_sd4_data); +} + +static void __init mx6_timer_init(void) +{ + struct clk *uart_clk; + + mx6_clocks_init(32768, 24000000, 0, 0); + + uart_clk = clk_get_sys("imx-uart.0", NULL); + early_console_setup(UART4_BASE_ADDR, uart_clk); +} + +static struct sys_timer mxc_timer = { + .init = mx6_timer_init, +}; + +/* + * initialize __mach_desc_MX6Q_SABREAUTO data structure. + */ +MACHINE_START(MX6Q_SABREAUTO, "Freescale i.MX 6Quad SABRE Auto Board") + /* Maintainer: Freescale Semiconductor, Inc. */ + .boot_params = MX6_PHYS_OFFSET + 0x100, + .fixup = fixup_mxc_board, + .map_io = mx6_map_io, + .init_irq = mx6_init_irq, + .init_machine = mx6_board_init, + .timer = &mxc_timer, +MACHINE_END |