Add qemu 2.4.0

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

diff --git a/qemu/roms/u-boot/board/davinci/sonata/sonata.c b/qemu/roms/u-boot/board/davinci/sonata/sonata.c
new file mode 100644 (file)
index 0000000..aa04041
--- /dev/null
+++ b/qemu/roms/u-boot/board/davinci/sonata/sonata.c
@@ -0,0 +1,87 @@
+/*
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ *
+ * Parts are shamelessly stolen from various TI sources, original copyright
+ * follows:
+ * -----------------------------------------------------------------
+ *
+ * Copyright (C) 2004 Texas Instruments.
+ *
+ * ----------------------------------------------------------------------------
+ * SPDX-License-Identifier:    GPL-2.0+
+ * ----------------------------------------------------------------------------
+ */
+
+#include <common.h>
+#include <nand.h>
+#include <asm/arch/nand_defs.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/davinci_misc.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+       /* address of boot parameters */
+       gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR;
+
+       /* Configure AEMIF pins (although this should be configured at boot time
+        * with pull-up/pull-down resistors) */
+       REG(PINMUX0) = 0x00000c1f;
+
+       davinci_errata_workarounds();
+
+       /* Power on required peripherals */
+       lpsc_on(DAVINCI_LPSC_GPIO);
+
+#if !defined(CONFIG_SYS_USE_DSPLINK)
+       /* Powerup the DSP */
+       dsp_on();
+#endif /* CONFIG_SYS_USE_DSPLINK */
+
+       davinci_enable_uart0();
+       davinci_enable_emac();
+       davinci_enable_i2c();
+
+       lpsc_on(DAVINCI_LPSC_TIMER1);
+       timer_init();
+
+       return(0);
+}
+
+int misc_init_r(void)
+{
+       uint8_t eeprom_enetaddr[6];
+
+       /* Read Ethernet MAC address from EEPROM if available. */
+       if (dvevm_read_mac_address(eeprom_enetaddr))
+               davinci_sync_env_enetaddr(eeprom_enetaddr);
+
+       return(0);
+}
+
+#ifdef CONFIG_NAND_DAVINCI
+
+/* Set WP on deselect, write enable on select */
+static void nand_sonata_select_chip(struct mtd_info *mtd, int chip)
+{
+#define GPIO_SET_DATA01        0x01c67018
+#define GPIO_CLR_DATA01        0x01c6701c
+#define GPIO_NAND_WP   (1 << 4)
+#ifdef SONATA_BOARD_GPIOWP
+       if (chip < 0) {
+               REG(GPIO_CLR_DATA01) |= GPIO_NAND_WP;
+       } else {
+               REG(GPIO_SET_DATA01) |= GPIO_NAND_WP;
+       }
+#endif
+}
+
+int board_nand_init(struct nand_chip *nand)
+{
+       davinci_nand_init(nand);
+       nand->select_chip = nand_sonata_select_chip;
+       return 0;
+}
+
+#endif /* CONFIG_NAND_DAVINCI */