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-rw-r--r--roms/u-boot/board/freescale/imx8qxp_mek/spl.c87
1 files changed, 87 insertions, 0 deletions
diff --git a/roms/u-boot/board/freescale/imx8qxp_mek/spl.c b/roms/u-boot/board/freescale/imx8qxp_mek/spl.c
new file mode 100644
index 000000000..ae6b64ff6
--- /dev/null
+++ b/roms/u-boot/board/freescale/imx8qxp_mek/spl.c
@@ -0,0 +1,87 @@
+/*
+ * Copyright 2018 NXP
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <dm.h>
+#include <image.h>
+#include <init.h>
+#include <log.h>
+#include <spl.h>
+#include <asm/global_data.h>
+#include <dm/uclass.h>
+#include <dm/device.h>
+#include <dm/uclass-internal.h>
+#include <dm/device-internal.h>
+#include <dm/lists.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+#include <asm/arch/sci/sci.h>
+#include <asm/arch/imx8-pins.h>
+#include <asm/arch/iomux.h>
+#include <asm/arch/sys_proto.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define GPIO_PAD_CTRL ((SC_PAD_CONFIG_NORMAL << PADRING_CONFIG_SHIFT) | \
+ (SC_PAD_ISO_OFF << PADRING_LPCONFIG_SHIFT) | \
+ (SC_PAD_28FDSOI_DSE_DV_HIGH << PADRING_DSE_SHIFT) | \
+ (SC_PAD_28FDSOI_PS_PU << PADRING_PULL_SHIFT))
+
+#define USDHC2_SD_PWR IMX_GPIO_NR(4, 19)
+static iomux_cfg_t usdhc2_sd_pwr[] = {
+ SC_P_USDHC1_RESET_B | MUX_PAD_CTRL(GPIO_PAD_CTRL),
+};
+
+void spl_board_init(void)
+{
+ struct udevice *dev;
+
+ uclass_find_first_device(UCLASS_MISC, &dev);
+
+ for (; dev; uclass_find_next_device(&dev)) {
+ if (device_probe(dev))
+ continue;
+ }
+
+ arch_cpu_init();
+
+ board_early_init_f();
+
+ timer_init();
+
+ imx8_iomux_setup_multiple_pads(usdhc2_sd_pwr, ARRAY_SIZE(usdhc2_sd_pwr));
+ gpio_direction_output(USDHC2_SD_PWR, 0);
+
+ preloader_console_init();
+
+ puts("Normal Boot\n");
+}
+
+void spl_board_prepare_for_boot(void)
+{
+ imx8_power_off_pd_devices(NULL, 0);
+}
+
+#ifdef CONFIG_SPL_LOAD_FIT
+int board_fit_config_name_match(const char *name)
+{
+ /* Just empty function now - can't decide what to choose */
+ debug("%s: %s\n", __func__, name);
+
+ return 0;
+}
+#endif
+
+void board_init_f(ulong dummy)
+{
+ /* Clear global data */
+ memset((void *)gd, 0, sizeof(gd_t));
+
+ /* Clear the BSS. */
+ memset(__bss_start, 0, __bss_end - __bss_start);
+
+ board_init_r(NULL, 0);
+}