diff options
Diffstat (limited to 'board/freescale/imx93_evk/imx93_evk.c')
| -rw-r--r-- | board/freescale/imx93_evk/imx93_evk.c | 33 |
1 files changed, 33 insertions, 0 deletions
diff --git a/board/freescale/imx93_evk/imx93_evk.c b/board/freescale/imx93_evk/imx93_evk.c index e8db920200..02eaffe396 100644 --- a/board/freescale/imx93_evk/imx93_evk.c +++ b/board/freescale/imx93_evk/imx93_evk.c @@ -19,6 +19,7 @@ #include <dm/uclass.h> #include <usb.h> #include <dwc3-uboot.h> +#include <asm/gpio.h> DECLARE_GLOBAL_DATA_PTR; @@ -251,6 +252,36 @@ static int setup_eqos(void) return set_clk_eqos(ENET_125MHZ); } +static void board_gpio_init(void) +{ + struct gpio_desc desc; + int ret; + + /* Enable EXT1_PWREN for PCIE_3.3V */ + ret = dm_gpio_lookup_name("gpio@22_13", &desc); + if (ret) + return; + + ret = dm_gpio_request(&desc, "EXT1_PWREN"); + if (ret) + return; + + dm_gpio_set_dir_flags(&desc, GPIOD_IS_OUT); + dm_gpio_set_value(&desc, 1); + + /* Deassert SD3_nRST */ + ret = dm_gpio_lookup_name("gpio@22_12", &desc); + if (ret) + return; + + ret = dm_gpio_request(&desc, "SD3_nRST"); + if (ret) + return; + + dm_gpio_set_dir_flags(&desc, GPIOD_IS_OUT); + dm_gpio_set_value(&desc, 1); +} + int board_init(void) { #ifdef CONFIG_USB_TCPC @@ -263,6 +294,8 @@ int board_init(void) if (CONFIG_IS_ENABLED(DWC_ETH_QOS)) setup_eqos(); + board_gpio_init(); + return 0; } |