ARM: tegra: get rid of colibri_t20-common

As a preparatory step to renaming the board folder as well first get
rid of the colibri_t20-common after having integrated it into
colibri_t20_iris for now.

While at it also migrate to using NVIDIA's common.mk magic.

Signed-off-by: Marcel Ziswiler <marcel@ziswiler.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>

board/toradex/colibri_t20-common/colibri_t20-common.c

@@ -1,35 +0,0 @@
-/*
- *  Copyright (C) 2012 Lucas Stach
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/funcmux.h>
-#include <asm/arch/pinmux.h>
-#include <asm/arch-tegra/board.h>
-
-#include "colibri_t20-common.h"
-
-#ifdef CONFIG_USB_EHCI_TEGRA
-void colibri_t20_common_pin_mux_usb(void)
-{
-	/* module internal USB bus to connect ethernet chipset */
-	funcmux_select(PERIPH_ID_USB2, FUNCMUX_USB2_ULPI);
-	/* ULPI reference clock output */
-	pinmux_set_func(PMUX_PINGRP_CDEV2, PMUX_FUNC_PLLP_OUT4);
-	pinmux_tristate_disable(PMUX_PINGRP_CDEV2);
-	/* PHY reset GPIO */
-	pinmux_tristate_disable(PMUX_PINGRP_UAC);
-	/* VBus GPIO */
-	pinmux_tristate_disable(PMUX_PINGRP_DTE);
-}
-#endif
-
-#ifdef CONFIG_TEGRA_NAND
-void pin_mux_nand(void)
-{
-	funcmux_select(PERIPH_ID_NDFLASH, FUNCMUX_NDFLASH_KBC_8_BIT);
-}
-#endif

board/toradex/colibri_t20-common/colibri_t20-common.h

@@ -1,7 +0,0 @@
-/*
- *  Copyright (C) 2012 Lucas Stach
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-void colibri_t20_common_pin_mux_usb(void);

board/toradex/colibri_t20_iris/Makefile

@@ -4,6 +4,6 @@
 # SPDX-License-Identifier:	GPL-2.0+
 #
 
-obj-y	:= ../../nvidia/common/board.o
-obj-y	+= ../colibri_t20-common/colibri_t20-common.o
+include $(srctree)/board/nvidia/common/common.mk
+
 obj-y	+= colibri_t20_iris.o

board/toradex/colibri_t20_iris/colibri_t20_iris.c

@@ -5,23 +5,11 @@
  */
 
 #include <common.h>
-#include <asm/gpio.h>
 #include <asm/arch/clock.h>
 #include <asm/arch/funcmux.h>
 #include <asm/arch/pinmux.h>
 #include <asm/arch-tegra/board.h>
-
-#include "../colibri_t20-common/colibri_t20-common.h"
-
-#ifdef CONFIG_USB_EHCI_TEGRA
-void pin_mux_usb(void)
-{
-	colibri_t20_common_pin_mux_usb();
-
-	/* USB 1 aka Tegra USB port 3 VBus*/
-	pinmux_tristate_disable(PMUX_PINGRP_SPIG);
-}
-#endif
+#include <asm/gpio.h>
 
 #ifdef CONFIG_TEGRA_MMC
 /*
@@ -34,3 +22,31 @@ void pin_mux_mmc(void)
 	pinmux_tristate_disable(PMUX_PINGRP_GMB);
 }
 #endif
+
+#ifdef CONFIG_TEGRA_NAND
+void pin_mux_nand(void)
+{
+	funcmux_select(PERIPH_ID_NDFLASH, FUNCMUX_NDFLASH_KBC_8_BIT);
+}
+#endif
+
+#ifdef CONFIG_USB_EHCI_TEGRA
+void pin_mux_usb(void)
+{
+	/* module internal USB bus to connect ethernet chipset */
+	funcmux_select(PERIPH_ID_USB2, FUNCMUX_USB2_ULPI);
+
+	/* ULPI reference clock output */
+	pinmux_set_func(PMUX_PINGRP_CDEV2, PMUX_FUNC_PLLP_OUT4);
+	pinmux_tristate_disable(PMUX_PINGRP_CDEV2);
+
+	/* PHY reset GPIO */
+	pinmux_tristate_disable(PMUX_PINGRP_UAC);
+
+	/* VBus GPIO */
+	pinmux_tristate_disable(PMUX_PINGRP_DTE);
+
+	/* USB 1 aka Tegra USB port 3 VBus */
+	pinmux_tristate_disable(PMUX_PINGRP_SPIG);
+}
+#endif