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authorfishsoupisgood <github@madingley.org>2019-04-29 01:17:54 +0100
committerfishsoupisgood <github@madingley.org>2019-05-27 03:43:43 +0100
commit3f2546b2ef55b661fd8dd69682b38992225e86f6 (patch)
tree65ca85f13617aee1dce474596800950f266a456c /roms/u-boot/board/nvidia/seaboard/seaboard.c
downloadqemu-master.tar.gz
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Initial import of qemu-2.4.1HEADmaster
Diffstat (limited to 'roms/u-boot/board/nvidia/seaboard/seaboard.c')
-rw-r--r--roms/u-boot/board/nvidia/seaboard/seaboard.c50
1 files changed, 50 insertions, 0 deletions
diff --git a/roms/u-boot/board/nvidia/seaboard/seaboard.c b/roms/u-boot/board/nvidia/seaboard/seaboard.c
new file mode 100644
index 00000000..ce2db40f
--- /dev/null
+++ b/roms/u-boot/board/nvidia/seaboard/seaboard.c
@@ -0,0 +1,50 @@
+/*
+ * (C) Copyright 2010,2011
+ * NVIDIA Corporation <www.nvidia.com>
+ *
+ * SPDX-License-Identifier: GPL-2.0+
+ */
+
+#include <common.h>
+#include <asm/io.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: pin_mux_mmc
+ * Description: setup the pin muxes/tristate values for the SDMMC(s)
+ */
+void pin_mux_mmc(void)
+{
+ funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATB_GMA_GME_8_BIT);
+ funcmux_select(PERIPH_ID_SDMMC3, FUNCMUX_SDMMC3_SDB_4BIT);
+
+ /* For power GPIO PI6 */
+ pinmux_tristate_disable(PMUX_PINGRP_ATA);
+ /* For CD GPIO PI5 */
+ pinmux_tristate_disable(PMUX_PINGRP_ATC);
+}
+#endif
+
+void pin_mux_usb(void)
+{
+ /* For USB's GPIO PD0. For now, since we have no pinmux in fdt */
+ pinmux_tristate_disable(PMUX_PINGRP_SLXK);
+}