Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / davinci / dm365evm / dm365evm.c

diff --git a/qemu/roms/u-boot/board/davinci/dm365evm/dm365evm.c b/qemu/roms/u-boot/board/davinci/dm365evm/dm365evm.c
new file mode 100644 (file)
index 0000000..ceffd4d
--- /dev/null
+++ b/qemu/roms/u-boot/board/davinci/dm365evm/dm365evm.c
@@ -0,0 +1,140 @@
+/*
+ * Copyright (C) 2009 Texas Instruments Incorporated
+ *
+ * SPDX-License-Identifier:    GPL-2.0+
+ */
+
+#include <common.h>
+#include <nand.h>
+#include <asm/io.h>
+#include <asm/arch/hardware.h>
+#include <asm/arch/emif_defs.h>
+#include <asm/arch/nand_defs.h>
+#include <asm/arch/gpio.h>
+#include <netdev.h>
+#include <asm/arch/davinci_misc.h>
+#ifdef CONFIG_DAVINCI_MMC
+#include <mmc.h>
+#include <asm/arch/sdmmc_defs.h>
+#endif
+
+DECLARE_GLOBAL_DATA_PTR;
+
+int board_init(void)
+{
+       gd->bd->bi_arch_number = MACH_TYPE_DAVINCI_DM365_EVM;
+       gd->bd->bi_boot_params = PHYS_SDRAM_1 + 0x100;
+
+       return 0;
+}
+
+#ifdef CONFIG_DRIVER_TI_EMAC
+int board_eth_init(bd_t *bis)
+{
+       uint8_t eeprom_enetaddr[6];
+       int i;
+       struct davinci_gpio *gpio1_base =
+                       (struct davinci_gpio *)DAVINCI_GPIO_BANK01;
+
+       /* Configure PINMUX 3 to enable EMAC pins */
+       writel((readl(PINMUX3) | 0x1affff), PINMUX3);
+
+       /* Configure GPIO20 as output */
+       writel((readl(&gpio1_base->dir) & ~(1 << 20)), &gpio1_base->dir);
+
+       /* Toggle GPIO 20 */
+       for (i = 0; i < 20; i++) {
+               /* GPIO 20 low */
+               writel((readl(&gpio1_base->out_data) & ~(1 << 20)),
+                                               &gpio1_base->out_data);
+
+               udelay(1000);
+
+               /* GPIO 20 high */
+               writel((readl(&gpio1_base->out_data) | (1 << 20)),
+                                               &gpio1_base->out_data);
+       }
+
+       /* Configure I2C pins so that EEPROM can be read */
+       writel((readl(PINMUX3) | 0x01400000), PINMUX3);
+
+       /* Read Ethernet MAC address from EEPROM */
+       if (dvevm_read_mac_address(eeprom_enetaddr))
+               davinci_sync_env_enetaddr(eeprom_enetaddr);
+
+       davinci_emac_initialize();
+
+       return 0;
+}
+#endif
+
+#ifdef CONFIG_NAND_DAVINCI
+static void nand_dm365evm_select_chip(struct mtd_info *mtd, int chip)
+{
+       struct nand_chip        *this = mtd->priv;
+       unsigned long           wbase = (unsigned long) this->IO_ADDR_W;
+       unsigned long           rbase = (unsigned long) this->IO_ADDR_R;
+
+       if (chip == 1) {
+               __set_bit(14, &wbase);
+               __set_bit(14, &rbase);
+       } else {
+               __clear_bit(14, &wbase);
+               __clear_bit(14, &rbase);
+       }
+       this->IO_ADDR_W = (void *)wbase;
+       this->IO_ADDR_R = (void *)rbase;
+}
+
+int board_nand_init(struct nand_chip *nand)
+{
+       davinci_nand_init(nand);
+       nand->select_chip = nand_dm365evm_select_chip;
+       return 0;
+}
+#endif
+
+#ifdef CONFIG_DAVINCI_MMC
+static struct davinci_mmc mmc_sd0 = {
+       .reg_base       = (struct davinci_mmc_regs *)DAVINCI_MMC_SD0_BASE,
+       .input_clk      = 121500000,
+       .host_caps      = MMC_MODE_4BIT,
+       .voltages       = MMC_VDD_32_33 | MMC_VDD_33_34,
+       .version        = MMC_CTLR_VERSION_2,
+};
+
+#ifdef CONFIG_DAVINCI_MMC_SD1
+static struct davinci_mmc mmc_sd1 = {
+       .reg_base       = (struct davinci_mmc_regs *)DAVINCI_MMC_SD1_BASE,
+       .input_clk      = 121500000,
+       .host_caps      = MMC_MODE_4BIT,
+       .voltages       = MMC_VDD_32_33 | MMC_VDD_33_34,
+       .version        = MMC_CTLR_VERSION_2,
+};
+#endif
+
+int board_mmc_init(bd_t *bis)
+{
+       int err;
+
+       /* Add slot-0 to mmc subsystem */
+       err = davinci_mmc_init(bis, &mmc_sd0);
+       if (err)
+               return err;
+
+#ifdef CONFIG_DAVINCI_MMC_SD1
+#define PUPDCTL1               0x01c4007c
+       /* PINMUX(4)-DAT0-3/CMD;  PINMUX(0)-CLK */
+       writel((readl(PINMUX4) | 0x55400000), PINMUX4);
+       writel((readl(PINMUX0) | 0x00010000), PINMUX0);
+
+       /* Configure MMC/SD pins as pullup */
+       writel((readl(PUPDCTL1) & ~0x07c0), PUPDCTL1);
+
+       /* Add slot-1 to mmc subsystem */
+       err = davinci_mmc_init(bis, &mmc_sd1);
+#endif
+
+       return err;
+}
+#endif