Add GPL-2.0+ SPDX-License-Identifier to source files

[platform/kernel/u-boot.git] / board / nvidia / seaboard / seaboard.c

diff --git a/board/nvidia/seaboard/seaboard.c b/board/nvidia/seaboard/seaboard.c
index 4b9a8f3..ef4e481 100644 (file)
--- a/board/nvidia/seaboard/seaboard.c
+++ b/board/nvidia/seaboard/seaboard.c
@@ -2,51 +2,49 @@
  *  (C) Copyright 2010,2011
  *  NVIDIA Corporation <www.nvidia.com>
  *
- * See file CREDITS for list of people who contributed to this
- * project.
- *
- * This program is free software; you can redistribute it and/or
- * modify it under the terms of the GNU General Public License as
- * published by the Free Software Foundation; either version 2 of
- * the License, or (at your option) any later version.
- *
- * This program is distributed in the hope that it will be useful,
- * but WITHOUT ANY WARRANTY; without even the implied warranty of
- * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
- * GNU General Public License for more details.
- *
- * You should have received a copy of the GNU General Public License
- * along with this program; if not, write to the Free Software
- * Foundation, Inc., 59 Temple Place, Suite 330, Boston,
- * MA 02111-1307 USA
+ * SPDX-License-Identifier:    GPL-2.0+
  */
 
 #include <common.h>
 #include <asm/io.h>
-#include <asm/arch/tegra2.h>
+#include <asm/arch/tegra.h>
+#include <asm/arch/clock.h>
+#include <asm/arch/funcmux.h>
 #include <asm/arch/gpio.h>
+#include <asm/arch/pinmux.h>
+#include <asm/gpio.h>
 
+/* TODO: Remove this code when the SPI switch is working */
+#if (CONFIG_MACH_TYPE != MACH_TYPE_VENTANA)
+void gpio_early_init_uart(void)
+{
+       /* Enable UART via GPIO_PI3 (port 8, bit 3) so serial console works */
+#ifndef CONFIG_SPL_BUILD
+       gpio_request(GPIO_PI3, NULL);
+#endif
+       gpio_direction_output(GPIO_PI3, 0);
+}
+#endif
+
+#ifdef CONFIG_TEGRA_MMC
 /*
- * Routine: gpio_config_uart
- * Description: Force GPIO_PI3 low on Seaboard so UART4 works.
+ * Routine: pin_mux_mmc
+ * Description: setup the pin muxes/tristate values for the SDMMC(s)
  */
-void gpio_config_uart(void)
+void pin_mux_mmc(void)
 {
-       int gp = GPIO_PI3;
-       struct gpio_ctlr *gpio = (struct gpio_ctlr *)NV_PA_GPIO_BASE;
-       struct gpio_ctlr_bank *bank = &gpio->gpio_bank[GPIO_BANK(gp)];
-       u32 val;
-
-       /* Enable UART via GPIO_PI3 (port 8, bit 3) so serial console works */
-       val = readl(&bank->gpio_config[GPIO_PORT(gp)]);
-       val |= 1 << GPIO_BIT(gp);
-       writel(val, &bank->gpio_config[GPIO_PORT(gp)]);
+       funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT);
+       funcmux_select(PERIPH_ID_SDMMC3, FUNCMUX_SDMMC3_SDB_4BIT);
 
-       val = readl(&bank->gpio_out[GPIO_PORT(gp)]);
-       val &= ~(1 << GPIO_BIT(gp));
-       writel(val, &bank->gpio_out[GPIO_PORT(gp)]);
+       /* For power GPIO PI6 */
+       pinmux_tristate_disable(PINGRP_ATA);
+       /* For CD GPIO PI5 */
+       pinmux_tristate_disable(PINGRP_ATC);
+}
+#endif
 
-       val = readl(&bank->gpio_dir_out[GPIO_PORT(gp)]);
-       val |= 1 << GPIO_BIT(gp);
-       writel(val, &bank->gpio_dir_out[GPIO_PORT(gp)]);
+void pin_mux_usb(void)
+{
+       /* For USB's GPIO PD0. For now, since we have no pinmux in fdt */
+       pinmux_tristate_disable(PINGRP_SLXK);
 }