diff options
Diffstat (limited to 'arch/arm')
| -rw-r--r-- | arch/arm/mach-mx6/Kconfig | 1 | ||||
| -rwxr-xr-x | arch/arm/mach-mx6/board-mx6q_sabrelite.c | 31 |
2 files changed, 32 insertions, 0 deletions
diff --git a/arch/arm/mach-mx6/Kconfig b/arch/arm/mach-mx6/Kconfig index 6a1a99dd7d17..5b8366e6f1fb 100644 --- a/arch/arm/mach-mx6/Kconfig +++ b/arch/arm/mach-mx6/Kconfig @@ -85,6 +85,7 @@ config MACH_MX6Q_SABRELITE select IMX_HAVE_PLATFORM_IMX_PM select IMX_HAVE_PLATFORM_MXC_HDMI select IMX_HAVE_PLATFORM_IMX_ASRC + select IMX_HAVE_PLATFORM_FLEXCAN help Include support for i.MX 6Quad SABRE Lite platform. This includes specific configurations for the board and its peripherals. diff --git a/arch/arm/mach-mx6/board-mx6q_sabrelite.c b/arch/arm/mach-mx6/board-mx6q_sabrelite.c index 994426e43af4..86bb06d79905 100755 --- a/arch/arm/mach-mx6/board-mx6q_sabrelite.c +++ b/arch/arm/mach-mx6/board-mx6q_sabrelite.c @@ -80,6 +80,8 @@ #define MX6Q_SABRELITE_USB_OTG_PWR IMX_GPIO_NR(3, 22) #define MX6Q_SABRELITE_CAP_TCH_INT1 IMX_GPIO_NR(1, 9) #define MX6Q_SABRELITE_USB_HUB_RESET IMX_GPIO_NR(7, 12) +#define MX6Q_SABRELITE_CAN1_STBY IMX_GPIO_NR(1, 25) +#define MX6Q_SABRELITE_CAN1_EN IMX_GPIO_NR(1, 27) #define MX6Q_SABRELITE_SD3_WP_PADCFG (PAD_CTL_PKE | PAD_CTL_PUE | \ PAD_CTL_PUS_22K_UP | PAD_CTL_SPEED_MED | \ @@ -581,6 +583,27 @@ static void __init imx6q_sabrelite_init_usb(void) mx6_usb_h1_init(); } +static struct gpio mx6q_sabrelite_flexcan_gpios[] = { + { MX6Q_SABRELITE_CAN1_EN, GPIOF_OUT_INIT_LOW, "flexcan1-en" }, + { MX6Q_SABRELITE_CAN1_STBY, GPIOF_OUT_INIT_LOW, "flexcan1-stby" }, +}; + +static void mx6q_sabrelite_flexcan0_switch(int enable) +{ + if (enable) { + gpio_set_value(MX6Q_SABRELITE_CAN1_EN, 1); + gpio_set_value(MX6Q_SABRELITE_CAN1_STBY, 1); + } else { + gpio_set_value(MX6Q_SABRELITE_CAN1_EN, 0); + gpio_set_value(MX6Q_SABRELITE_CAN1_STBY, 0); + } +} + +static const struct flexcan_platform_data + mx6q_sabrelite_flexcan0_pdata __initconst = { + .transceiver_switch = mx6q_sabrelite_flexcan0_switch, +}; + static struct viv_gpu_platform_data imx6q_gpu_pdata __initdata = { .reserved_mem_size = SZ_128M, }; @@ -858,6 +881,7 @@ static void __init fixup_mxc_board(struct machine_desc *desc, struct tag *tags, static void __init mx6_sabrelite_board_init(void) { int i; + int ret; mxc_iomux_v3_setup_multiple_pads(mx6q_sabrelite_pads, ARRAY_SIZE(mx6q_sabrelite_pads)); @@ -925,6 +949,13 @@ static void __init mx6_sabrelite_board_init(void) imx6q_add_hdmi_soc(); imx6q_add_hdmi_soc_dai(); + + ret = gpio_request_array(mx6q_sabrelite_flexcan_gpios, + ARRAY_SIZE(mx6q_sabrelite_flexcan_gpios)); + if (ret) + pr_err("failed to request flexcan1-gpios: %d\n", ret); + else + imx6q_add_flexcan0(&mx6q_sabrelite_flexcan0_pdata); } extern void __iomem *twd_base; |