Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / broadcom / bcm28155_ap / bcm28155_ap.c

diff --git a/qemu/roms/u-boot/board/broadcom/bcm28155_ap/bcm28155_ap.c b/qemu/roms/u-boot/board/broadcom/bcm28155_ap/bcm28155_ap.c
new file mode 100644 (file)
index 0000000..940a1c2
--- /dev/null
+++ b/qemu/roms/u-boot/board/broadcom/bcm28155_ap/bcm28155_ap.c
@@ -0,0 +1,87 @@
+/*
+ * Copyright 2013 Broadcom Corporation.
+ *
+ * SPDX-License-Identifier:      GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.h>
+#include <asm/mach-types.h>
+#include <mmc.h>
+#include <asm/kona-common/kona_sdhci.h>
+#include <asm/kona-common/clk.h>
+#include <asm/arch/sysmap.h>
+
+#define SECWATCHDOG_SDOGCR_OFFSET      0x00000000
+#define SECWATCHDOG_SDOGCR_EN_SHIFT    27
+#define SECWATCHDOG_SDOGCR_SRSTEN_SHIFT        26
+#define SECWATCHDOG_SDOGCR_CLKS_SHIFT  20
+#define SECWATCHDOG_SDOGCR_LD_SHIFT    0
+
+DECLARE_GLOBAL_DATA_PTR;
+
+/*
+ * board_init - early hardware init
+ */
+int board_init(void)
+{
+       printf("Relocation Offset is: %08lx\n", gd->reloc_off);
+
+       /* adress of boot parameters */
+       gd->bd->bi_boot_params = CONFIG_SYS_SDRAM_BASE + 0x100;
+
+       clk_init();
+
+       return 0;
+}
+
+/*
+ * misc_init_r - miscellaneous platform dependent initializations
+ */
+int misc_init_r(void)
+{
+       /* Disable watchdog reset - watchdog unused */
+       writel((0 << SECWATCHDOG_SDOGCR_EN_SHIFT) |
+              (0 << SECWATCHDOG_SDOGCR_SRSTEN_SHIFT) |
+              (4 << SECWATCHDOG_SDOGCR_CLKS_SHIFT) |
+              (0x5a0 << SECWATCHDOG_SDOGCR_LD_SHIFT),
+              (SECWD_BASE_ADDR + SECWATCHDOG_SDOGCR_OFFSET));
+
+       return 0;
+}
+
+/*
+ * dram_init - sets uboots idea of sdram size
+ */
+int dram_init(void)
+{
+       gd->ram_size = get_ram_size((long *)CONFIG_SYS_SDRAM_BASE,
+                                   CONFIG_SYS_SDRAM_SIZE);
+       return 0;
+}
+
+/* This is called after dram_init() so use get_ram_size result */
+void dram_init_banksize(void)
+{
+       gd->bd->bi_dram[0].start = CONFIG_SYS_SDRAM_BASE;
+       gd->bd->bi_dram[0].size = gd->ram_size;
+}
+
+#ifdef CONFIG_KONA_SDHCI
+/*
+ * mmc_init - Initializes mmc
+ */
+int board_mmc_init(bd_t *bis)
+{
+       int ret = 0;
+
+       /* Register eMMC - SDIO2 */
+       ret = kona_sdhci_init(1, 400000, 0);
+       if (ret)
+               return ret;
+
+       /* Register SD Card - SDIO4 kona_mmc_init assumes 0 based index */
+       ret = kona_sdhci_init(3, 400000, 0);
+       return ret;
+}
+#endif