+// SPDX-License-Identifier: GPL-2.0+
/*
* Copyright (C) 2014 Eukréa Electromatique
* Author: Eric Bénard <eric@eukrea.com>
* and on hummingboard.c which is :
* Copyright (C) 2013 SolidRun ltd.
* Copyright (C) 2013 Jon Nettleton <jon.nettleton@gmail.com>.
- *
- * SPDX-License-Identifier: GPL-2.0+
*/
#include <asm/arch/clock.h>
#include <asm/arch/imx-regs.h>
#include <asm/arch/iomux.h>
#include <asm/arch/mx6-pins.h>
-#include <asm/errno.h>
+#include <linux/errno.h>
#include <asm/gpio.h>
-#include <asm/imx-common/iomux-v3.h>
-#include <asm/imx-common/boot_mode.h>
-#include <asm/imx-common/mxc_i2c.h>
-#include <asm/imx-common/video.h>
+#include <asm/mach-imx/iomux-v3.h>
+#include <asm/mach-imx/boot_mode.h>
+#include <asm/mach-imx/mxc_i2c.h>
+#include <asm/mach-imx/spi.h>
+#include <asm/mach-imx/video.h>
#include <i2c.h>
+#include <input.h>
#include <mmc.h>
#include <fsl_esdhc.h>
#include <miiphy.h>
#include <linux/fb.h>
#include <ipu_pixfmt.h>
#include <asm/io.h>
-#include <asm/arch/sys_proto.h>
+
DECLARE_GLOBAL_DATA_PTR;
#define UART_PAD_CTRL (PAD_CTL_PUS_100K_UP | \
int board_mmc_init(bd_t *bis)
{
- s32 status = 0;
+ int ret;
int i;
/*
* According to the board_mmc_init() the following map is done:
- * (U-boot device node) (Physical Port)
+ * (U-Boot device node) (Physical Port)
* ** RiOTboard :
* mmc0 SDCard slot (bottom)
* mmc1 uSDCard slot (top)
printf("Warning: you configured more USDHC controllers"
"(%d) then supported by the board (%d)\n",
i + 1, CONFIG_SYS_FSL_USDHC_NUM);
- return status;
+ return -EINVAL;
}
- status |= fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
+ ret = fsl_esdhc_initialize(bis, &usdhc_cfg[i]);
+ if (ret)
+ return ret;
}
- return status;
+ return 0;
}
#endif
MX6_PAD_EIM_EB2__GPIO2_IO30 | MUX_PAD_CTRL(NO_PAD_CTRL),
};
+int board_spi_cs_gpio(unsigned bus, unsigned cs)
+{
+ return (bus == 0 && cs == 0) ? (IMX_GPIO_NR(2, 30)) : -1;
+}
+
static void setup_spi(void)
{
imx_iomux_v3_setup_multiple_pads(ecspi1_pads, ARRAY_SIZE(ecspi1_pads));
return 0;
}
+
+#ifdef CONFIG_SPL_BUILD
+#include <spl.h>
+
+void board_init_f(ulong dummy)
+{
+ u32 cputype = cpu_type(get_cpu_rev());
+
+ switch (cputype) {
+ case MXC_CPU_MX6SOLO:
+ board_type = BOARD_IS_RIOTBOARD;
+ break;
+ case MXC_CPU_MX6D:
+ board_type = BOARD_IS_MARSBOARD;
+ break;
+ }
+ arch_cpu_init();
+
+ /* setup GP timer */
+ timer_init();
+
+#ifdef CONFIG_SPL_SERIAL_SUPPORT
+ setup_iomux_uart();
+ preloader_console_init();
+#endif
+}
+
+void board_boot_order(u32 *spl_boot_list)
+{
+ spl_boot_list[0] = BOOT_DEVICE_MMC1;
+}
+
+/*
+ * In order to jump to standard u-boot shell, you have to connect pin 5 of J13
+ * to pin 3 (ground).
+ */
+int spl_start_uboot(void)
+{
+ int gpio_key = IMX_GPIO_NR(4, 16);
+
+ gpio_direction_input(gpio_key);
+ if (gpio_get_value(gpio_key) == 0)
+ return 1;
+ else
+ return 0;
+}
+
+#endif