Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / board / davinci / da8xxevm / hawkboard.c

diff --git a/qemu/roms/u-boot/board/davinci/da8xxevm/hawkboard.c b/qemu/roms/u-boot/board/davinci/da8xxevm/hawkboard.c
new file mode 100644 (file)
index 0000000..d5992a5
--- /dev/null
+++ b/qemu/roms/u-boot/board/davinci/da8xxevm/hawkboard.c
@@ -0,0 +1,120 @@
+/*
+ * Modified for Hawkboard - Syed Mohammed Khasim <khasim@beagleboard.org>
+ *
+ * Copyright (C) 2008 Sekhar Nori, Texas Instruments, Inc.  <nsekhar@ti.com>
+ * Copyright (C) 2007 Sergey Kubushyn <ksi@koi8.net>
+ * Copyright (C) 2004 Texas Instruments.
+ * Copyright (C) 2012 Sughosh Ganu <urwithsughosh@gmail.com>.
+ *
+ * ----------------------------------------------------------------------------
+ * SPDX-License-Identifier:    GPL-2.0+
+ * ----------------------------------------------------------------------------
+ */
+
+#include <common.h>
+#include <asm/errno.h>
+#include <asm/arch/hardware.h>
+#include <asm/io.h>
+#include <asm/arch/davinci_misc.h>
+#include <asm/arch/pinmux_defs.h>
+#include <asm/arch/da8xx-usb.h>
+#include <ns16550.h>
+
+DECLARE_GLOBAL_DATA_PTR;
+
+const struct pinmux_resource pinmuxes[] = {
+       PINMUX_ITEM(emac_pins_mii),
+       PINMUX_ITEM(emac_pins_mdio),
+       PINMUX_ITEM(emifa_pins_cs3),
+       PINMUX_ITEM(emifa_pins_cs4),
+       PINMUX_ITEM(emifa_pins_nand),
+       PINMUX_ITEM(uart2_pins_txrx),
+       PINMUX_ITEM(uart2_pins_rtscts),
+};
+
+const int pinmuxes_size = ARRAY_SIZE(pinmuxes);
+
+const struct lpsc_resource lpsc[] = {
+       { DAVINCI_LPSC_AEMIF }, /* NAND, NOR */
+       { DAVINCI_LPSC_SPI1 },  /* Serial Flash */
+       { DAVINCI_LPSC_EMAC },  /* image download */
+       { DAVINCI_LPSC_UART2 }, /* console */
+       { DAVINCI_LPSC_GPIO },
+};
+
+const int lpsc_size = ARRAY_SIZE(lpsc);
+
+int board_init(void)
+{
+       /* arch number of the board */
+       gd->bd->bi_arch_number = MACH_TYPE_OMAPL138_HAWKBOARD;
+
+       /* address of boot parameters */
+       gd->bd->bi_boot_params = LINUX_BOOT_PARAM_ADDR;
+
+       return 0;
+}
+
+int board_early_init_f(void)
+{
+       /*
+        * Kick Registers need to be set to allow access to Pin Mux registers
+        */
+       writel(DV_SYSCFG_KICK0_UNLOCK, &davinci_syscfg_regs->kick0);
+       writel(DV_SYSCFG_KICK1_UNLOCK, &davinci_syscfg_regs->kick1);
+
+       /* set cfgchip3 to select mii */
+       writel(readl(&davinci_syscfg_regs->cfgchip3) &
+              ~(1 << 8), &davinci_syscfg_regs->cfgchip3);
+
+       return 0;
+}
+
+int misc_init_r(void)
+{
+       char buf[32];
+
+       printf("ARM Clock : %s MHz\n",
+              strmhz(buf, clk_get(DAVINCI_ARM_CLKID)));
+
+       return 0;
+}
+
+int usb_phy_on(void)
+{
+       u32 timeout;
+       u32 cfgchip2;
+
+       cfgchip2 = readl(&davinci_syscfg_regs->cfgchip2);
+
+       cfgchip2 &= ~(CFGCHIP2_RESET | CFGCHIP2_PHYPWRDN | CFGCHIP2_OTGPWRDN |
+                     CFGCHIP2_OTGMODE | CFGCHIP2_REFFREQ |
+                     CFGCHIP2_USB1PHYCLKMUX);
+       cfgchip2 |= CFGCHIP2_SESENDEN | CFGCHIP2_VBDTCTEN | CFGCHIP2_PHY_PLLON |
+                   CFGCHIP2_REFFREQ_24MHZ | CFGCHIP2_USB2PHYCLKMUX |
+                   CFGCHIP2_USB1SUSPENDM;
+
+       writel(cfgchip2, &davinci_syscfg_regs->cfgchip2);
+
+       /* wait until the usb phy pll locks */
+       timeout = DA8XX_USB_OTG_TIMEOUT;
+       while (timeout--)
+               if (readl(&davinci_syscfg_regs->cfgchip2) & CFGCHIP2_PHYCLKGD)
+                       return 1;
+
+       /* USB phy was not turned on */
+       return 0;
+}
+
+void usb_phy_off(void)
+{
+       u32 cfgchip2;
+
+       /*
+        * Power down the on-chip PHY.
+        */
+       cfgchip2 = readl(&davinci_syscfg_regs->cfgchip2);
+       cfgchip2 &= ~(CFGCHIP2_PHY_PLLON | CFGCHIP2_USB1SUSPENDM);
+       cfgchip2 |= CFGCHIP2_PHYPWRDN | CFGCHIP2_OTGPWRDN | CFGCHIP2_RESET;
+       writel(cfgchip2, &davinci_syscfg_regs->cfgchip2);
+}