diff options
Diffstat (limited to 'arch/arm/mach-mx5/board-mx51_babbage.c')
| -rw-r--r-- | arch/arm/mach-mx5/board-mx51_babbage.c | 49 |
1 files changed, 48 insertions, 1 deletions
diff --git a/arch/arm/mach-mx5/board-mx51_babbage.c b/arch/arm/mach-mx5/board-mx51_babbage.c index 0821fe9b3b2..acbe30df2e6 100644 --- a/arch/arm/mach-mx5/board-mx51_babbage.c +++ b/arch/arm/mach-mx5/board-mx51_babbage.c @@ -1,5 +1,5 @@ /* - * Copyright 2009 Freescale Semiconductor, Inc. All Rights Reserved. + * Copyright 2009-2010 Freescale Semiconductor, Inc. All Rights Reserved. * Copyright (C) 2009-2010 Amit Kucheria <amit.kucheria@canonical.com> * * The code contained herein is licensed under the GNU General Public @@ -18,6 +18,8 @@ #include <linux/io.h> #include <linux/fsl_devices.h> #include <linux/fec.h> +#include <linux/gpio_keys.h> +#include <linux/input.h> #include <mach/common.h> #include <mach/hardware.h> @@ -32,11 +34,13 @@ #include "devices-imx51.h" #include "devices.h" +#include "cpu_op-mx51.h" #define BABBAGE_USB_HUB_RESET (0*32 + 7) /* GPIO_1_7 */ #define BABBAGE_USBH1_STP (0*32 + 27) /* GPIO_1_27 */ #define BABBAGE_PHY_RESET (1*32 + 5) /* GPIO_2_5 */ #define BABBAGE_FEC_PHY_RESET (1*32 + 14) /* GPIO_2_14 */ +#define BABBAGE_POWER_KEY (1*32 + 21) /* GPIO_2_21 */ /* USB_CTRL_1 */ #define MX51_USB_CTRL_1_OFFSET 0x10 @@ -46,6 +50,21 @@ #define MX51_USB_PLL_DIV_19_2_MHZ 0x01 #define MX51_USB_PLL_DIV_24_MHZ 0x02 +static struct gpio_keys_button babbage_buttons[] = { + { + .gpio = BABBAGE_POWER_KEY, + .code = BTN_0, + .desc = "PWR", + .active_low = 1, + .wakeup = 1, + }, +}; + +static const struct gpio_keys_platform_data imx_button_data __initconst = { + .buttons = babbage_buttons, + .nbuttons = ARRAY_SIZE(babbage_buttons), +}; + static struct pad_desc mx51babbage_pads[] = { /* UART1 */ MX51_PAD_UART1_RXD__UART1_RXD, @@ -112,6 +131,22 @@ static struct pad_desc mx51babbage_pads[] = { /* FEC PHY reset line */ MX51_PAD_EIM_A20__GPIO_2_14, + + /* SD 1 */ + MX51_PAD_SD1_CMD__SD1_CMD, + MX51_PAD_SD1_CLK__SD1_CLK, + MX51_PAD_SD1_DATA0__SD1_DATA0, + MX51_PAD_SD1_DATA1__SD1_DATA1, + MX51_PAD_SD1_DATA2__SD1_DATA2, + MX51_PAD_SD1_DATA3__SD1_DATA3, + + /* SD 2 */ + MX51_PAD_SD2_CMD__SD2_CMD, + MX51_PAD_SD2_CLK__SD2_CLK, + MX51_PAD_SD2_DATA0__SD2_DATA0, + MX51_PAD_SD2_DATA1__SD2_DATA1, + MX51_PAD_SD2_DATA2__SD2_DATA2, + MX51_PAD_SD2_DATA3__SD2_DATA3, }; /* Serial ports */ @@ -281,13 +316,22 @@ __setup("otg_mode=", babbage_otg_mode); static void __init mxc_board_init(void) { struct pad_desc usbh1stp = MX51_PAD_USBH1_STP__USBH1_STP; + struct pad_desc power_key = MX51_PAD_EIM_A27__GPIO_2_21; +#if defined(CONFIG_CPU_FREQ_IMX) + get_cpu_op = mx51_get_cpu_op; +#endif mxc_iomux_v3_setup_multiple_pads(mx51babbage_pads, ARRAY_SIZE(mx51babbage_pads)); mxc_init_imx_uart(); babbage_fec_reset(); imx51_add_fec(NULL); + /* Set the PAD settings for the pwr key. */ + power_key.pad_ctrl = MX51_GPIO_PAD_CTRL_2; + mxc_iomux_v3_setup_pad(&power_key); + imx51_add_gpio_keys(&imx_button_data); + imx51_add_imx_i2c(0, &babbage_i2c_data); imx51_add_imx_i2c(1, &babbage_i2c_data); mxc_register_device(&mxc_hsi2c_device, &babbage_hsi2c_data); @@ -304,6 +348,9 @@ static void __init mxc_board_init(void) /* setback USBH1_STP to be function */ mxc_iomux_v3_setup_pad(&usbh1stp); babbage_usbhub_reset(); + + imx51_add_esdhc(0, NULL); + imx51_add_esdhc(1, NULL); } static void __init mx51_babbage_timer_init(void) |