imx8: Configure SNVS

[oweals/u-boot.git] / arch / arm / mach-imx / spl.c

diff --git a/arch/arm/mach-imx/spl.c b/arch/arm/mach-imx/spl.c
index 1f230aca3397af2de617c7551d249bfb3cbaadf9..49bb3b928da1582e98600f472321866678bb1ecb 100644 (file)
--- a/arch/arm/mach-imx/spl.c
+++ b/arch/arm/mach-imx/spl.c
@@ -7,6 +7,7 @@
  */
 
 #include <common.h>
+#include <hang.h>
 #include <asm/io.h>
 #include <asm/arch/imx-regs.h>
 #include <asm/arch/sys_proto.h>
@@ -18,13 +19,17 @@
 
 DECLARE_GLOBAL_DATA_PTR;
 
+__weak int spl_board_boot_device(enum boot_device boot_dev_spl)
+{
+       return 0;
+}
+
 #if defined(CONFIG_MX6)
 /* determine boot device from SRC_SBMR1 (BOOT_CFG[4:1]) or SRC_GPR9 register */
 u32 spl_boot_device(void)
 {
        unsigned int bmode = readl(&src_base->sbmr2);
        u32 reg = imx6_src_get_boot_mode();
-       u32 mmc_index = ((reg >> 11) & 0x03);
 
        /*
         * Check for BMODE if serial downloader is enabled
@@ -85,15 +90,19 @@ u32 spl_boot_device(void)
        /* SD/eSD: 8.5.3, Table 8-15  */
        case IMX6_BMODE_SD:
        case IMX6_BMODE_ESD:
+               return BOOT_DEVICE_MMC1;
+       /* MMC/eMMC: 8.5.3 */
        case IMX6_BMODE_MMC:
        case IMX6_BMODE_EMMC:
-               if (mmc_index == 1)
-                       return BOOT_DEVICE_MMC2;
-               else
-                       return BOOT_DEVICE_MMC1;
+               return BOOT_DEVICE_MMC1;
        /* NAND Flash: 8.5.2, Table 8-10 */
        case IMX6_BMODE_NAND_MIN ... IMX6_BMODE_NAND_MAX:
                return BOOT_DEVICE_NAND;
+#if defined(CONFIG_MX6UL) || defined(CONFIG_MX6ULL)
+       /* QSPI boot */
+       case IMX6_BMODE_QSPI:
+               return BOOT_DEVICE_SPI;
+#endif
        }
        return BOOT_DEVICE_NONE;
 }
@@ -127,6 +136,10 @@ u32 spl_boot_device(void)
 
        enum boot_device boot_device_spl = get_boot_device();
 
+       if (IS_ENABLED(CONFIG_IMX8MM) || IS_ENABLED(CONFIG_IMX8MN) ||
+           IS_ENABLED(CONFIG_IMX8MP))
+               return spl_board_boot_device(boot_device_spl);
+
        switch (boot_device_spl) {
 #if defined(CONFIG_MX7)
        case SD1_BOOT:
@@ -176,9 +189,48 @@ int g_dnl_bind_fixup(struct usb_device_descriptor *dev, const char *name)
 
 #if defined(CONFIG_SPL_MMC_SUPPORT)
 /* called from spl_mmc to see type of boot mode for storage (RAW or FAT) */
-u32 spl_boot_mode(const u32 boot_device)
+u32 spl_mmc_boot_mode(const u32 boot_device)
 {
+#if defined(CONFIG_MX7) || defined(CONFIG_IMX8M) || defined(CONFIG_IMX8)
+       switch (get_boot_device()) {
+       /* for MMC return either RAW or FAT mode */
+       case SD1_BOOT:
+       case SD2_BOOT:
+       case SD3_BOOT:
+#if defined(CONFIG_SPL_FAT_SUPPORT)
+               return MMCSD_MODE_FS;
+#else
+               return MMCSD_MODE_RAW;
+#endif
+               break;
+       case MMC1_BOOT:
+       case MMC2_BOOT:
+       case MMC3_BOOT:
+#if defined(CONFIG_SPL_FAT_SUPPORT)
+               return MMCSD_MODE_FS;
+#elif defined(CONFIG_SUPPORT_EMMC_BOOT)
+               return MMCSD_MODE_EMMCBOOT;
+#else
+               return MMCSD_MODE_RAW;
+#endif
+               break;
+       default:
+               puts("spl: ERROR:  unsupported device\n");
+               hang();
+       }
+#else
+/*
+ * When CONFIG_SPL_FORCE_MMC_BOOT is defined the 'boot_device' is used
+ * unconditionally to decide about device to use for booting.
+ * This is crucial for falcon boot mode, when board boots up (i.e. ROM
+ * loads SPL) from slow SPI-NOR memory and afterwards the SPL's 'falcon' boot
+ * mode is used to load Linux OS from eMMC partition.
+ */
+#ifdef CONFIG_SPL_FORCE_MMC_BOOT
+       switch (boot_device) {
+#else
        switch (spl_boot_device()) {
+#endif
        /* for MMC return either RAW or FAT mode */
        case BOOT_DEVICE_MMC1:
        case BOOT_DEVICE_MMC2:
@@ -195,10 +247,11 @@ u32 spl_boot_mode(const u32 boot_device)
                puts("spl: ERROR:  unsupported device\n");
                hang();
        }
+#endif
 }
 #endif
 
-#if defined(CONFIG_SECURE_BOOT)
+#if defined(CONFIG_IMX_HAB)
 
 /*
  * +------------+  0x0 (DDR_UIMAGE_START) -
@@ -261,6 +314,7 @@ __weak void __noreturn jump_to_image_no_args(struct spl_image_info *spl_image)
        }
 }
 
+#if !defined(CONFIG_SPL_FIT_SIGNATURE)
 ulong board_spl_fit_size_align(ulong size)
 {
        /*
@@ -285,6 +339,7 @@ void board_spl_fit_post_load(ulong load_addr, size_t length)
                hang();
        }
 }
+#endif
 
 #endif