Add qemu 2.4.0

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

diff --git a/qemu/roms/u-boot/board/pandora/pandora.c b/qemu/roms/u-boot/board/pandora/pandora.c
new file mode 100644 (file)
index 0000000..146dcea
--- /dev/null
+++ b/qemu/roms/u-boot/board/pandora/pandora.c
@@ -0,0 +1,129 @@
+/*
+ * (C) Copyright 2008
+ * Grazvydas Ignotas <notasas@gmail.com>
+ *
+ * Derived from Beagle Board, 3430 SDP, and OMAP3EVM code by
+ *     Richard Woodruff <r-woodruff2@ti.com>
+ *     Syed Mohammed Khasim <khasim@ti.com>
+ *     Sunil Kumar <sunilsaini05@gmail.com>
+ *     Shashi Ranjan <shashiranjanmca05@gmail.com>
+ *
+ * (C) Copyright 2004-2008
+ * Texas Instruments, <www.ti.com>
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+#include <common.h>
+#include <twl4030.h>
+#include <asm/io.h>
+#include <asm/gpio.h>
+#include <asm/arch/mmc_host_def.h>
+#include <asm/arch/mux.h>
+#include <asm/arch/gpio.h>
+#include <asm/arch/sys_proto.h>
+#include <asm/mach-types.h>
+#include "pandora.h"
+
+DECLARE_GLOBAL_DATA_PTR;
+
+#define TWL4030_BB_CFG_BBCHEN          (1 << 4)
+#define TWL4030_BB_CFG_BBSEL_3200MV    (3 << 2)
+#define TWL4030_BB_CFG_BBISEL_500UA    2
+
+#define CONTROL_WKUP_CTRL              0x48002a5c
+#define GPIO_IO_PWRDNZ                 (1 << 6)
+#define PBIASLITEVMODE1                        (1 << 8)
+
+/*
+ * Routine: board_init
+ * Description: Early hardware init.
+ */
+int board_init(void)
+{
+       gpmc_init(); /* in SRAM or SDRAM, finish GPMC */
+       /* board id for Linux */
+       gd->bd->bi_arch_number = MACH_TYPE_OMAP3_PANDORA;
+       /* boot param addr */
+       gd->bd->bi_boot_params = (OMAP34XX_SDRC_CS0 + 0x100);
+
+       return 0;
+}
+
+static void set_output_gpio(unsigned int gpio, int value)
+{
+       int ret;
+
+       ret = gpio_request(gpio, "");
+       if (ret != 0) {
+               printf("could not request GPIO %u\n", gpio);
+               return;
+       }
+       ret = gpio_direction_output(gpio, value);
+       if (ret != 0)
+               printf("could not set GPIO %u to %d\n", gpio, value);
+}
+
+/*
+ * Routine: misc_init_r
+ * Description: Configure board specific parts
+ */
+int misc_init_r(void)
+{
+       t2_t *t2_base = (t2_t *)T2_BASE;
+       u32 pbias_lite;
+
+       twl4030_led_init(TWL4030_LED_LEDEN_LEDBON);
+
+       /* set up dual-voltage GPIOs to 1.8V */
+       pbias_lite = readl(&t2_base->pbias_lite);
+       pbias_lite &= ~PBIASLITEVMODE1;
+       pbias_lite |= PBIASLITEPWRDNZ1;
+       writel(pbias_lite, &t2_base->pbias_lite);
+       if (get_cpu_family() == CPU_OMAP36XX)
+               writel(readl(CONTROL_WKUP_CTRL) | GPIO_IO_PWRDNZ,
+                       CONTROL_WKUP_CTRL);
+
+       /* make sure audio and BT chips are in powerdown state */
+       set_output_gpio(14, 0);
+       set_output_gpio(15, 0);
+       set_output_gpio(118, 0);
+
+       /* enable USB supply */
+       set_output_gpio(164, 1);
+
+       /* wifi needs a short pulse to enter powersave state */
+       set_output_gpio(23, 1);
+       udelay(5000);
+       gpio_direction_output(23, 0);
+
+       /* Enable battery backup capacitor (3.2V, 0.5mA charge current) */
+       twl4030_i2c_write_u8(TWL4030_CHIP_PM_RECEIVER,
+               TWL4030_PM_RECEIVER_BB_CFG,
+               TWL4030_BB_CFG_BBCHEN | TWL4030_BB_CFG_BBSEL_3200MV |
+               TWL4030_BB_CFG_BBISEL_500UA);
+
+       dieid_num_r();
+
+       return 0;
+}
+
+/*
+ * Routine: set_muxconf_regs
+ * Description: Setting up the configuration Mux registers specific to the
+ *             hardware. Many pins need to be moved from protect to primary
+ *             mode.
+ */
+void set_muxconf_regs(void)
+{
+       MUX_PANDORA();
+       if (get_cpu_family() == CPU_OMAP36XX) {
+               MUX_PANDORA_3730();
+       }
+}
+
+#ifdef CONFIG_GENERIC_MMC
+int board_mmc_init(bd_t *bis)
+{
+       return omap_mmc_init(0, 0, 0, -1, -1);
+}
+#endif