ARM: tegra: remove Whistler support

Whistler is an ancient Tegra 2 reference board. I may have been the only
person who ever used it with upstream software, and I've just recycled
the board hardware. Hence, it makes sense to remove support from software.

Signed-off-by: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Tom Warren <twarren@nvidia.com>

arch/arm/dts/Makefile

@@ -60,7 +60,6 @@ dtb-$(CONFIG_TEGRA) += tegra20-harmony.dtb \
 	tegra20-tec.dtb \
 	tegra20-trimslice.dtb \
 	tegra20-ventana.dtb \
-	tegra20-whistler.dtb \
 	tegra20-colibri.dtb \
 	tegra30-apalis.dtb \
 	tegra30-beaver.dtb \

arch/arm/dts/tegra20-whistler.dts

@@ -1,77 +0,0 @@
-/dts-v1/;
-
-#include "tegra20.dtsi"
-
-/ {
-	model = "NVIDIA Tegra20 Whistler evaluation board";
-	compatible = "nvidia,whistler", "nvidia,tegra20";
-
-	chosen {
-		stdout-path = &uarta;
-	};
-
-	aliases {
-		i2c0 = "/i2c@7000d000";
-		usb0 = "/usb@c5008000";
-		mmc0 = "/sdhci@c8000600";
-		mmc1 = "/sdhci@c8000400";
-	};
-
-	memory {
-		device_type = "memory";
-		reg = < 0x00000000 0x20000000 >;
-	};
-
-	serial@70006000 {
-		clock-frequency = < 216000000 >;
-	};
-
-	i2c@7000d000 {
-		status = "okay";
-		clock-frequency = <100000>;
-
-		pmic@3c {
-			compatible = "maxim,max8907b";
-			reg = <0x3c>;
-
-			clk_32k: clock {
-				compatible = "fixed-clock";
-				/*
-				 * leave out for now due to CPP:
-				 * #clock-cells = <0>;
-				 */
-				clock-frequency = <32768>;
-			};
-		};
-	};
-
-	usb@c5008000 {
-		status = "okay";
-	};
-
-	sdhci@c8000400 {
-		status = "okay";
-		wp-gpios = <&gpio TEGRA_GPIO(V, 5) GPIO_ACTIVE_HIGH>;
-		bus-width = <8>;
-	};
-
-	sdhci@c8000600 {
-		status = "okay";
-		bus-width = <8>;
-		non-removable;
-	};
-
-	clocks {
-		compatible = "simple-bus";
-		#address-cells = <1>;
-		#size-cells = <0>;
-
-		clk32k_in: clock@0 {
-			compatible = "fixed-clock";
-			reg=<0>;
-			#clock-cells = <0>;
-			clock-frequency = <32768>;
-		};
-	};
-
-};

arch/arm/mach-tegra/tegra20/Kconfig

@@ -36,10 +36,6 @@ config TARGET_VENTANA
 	bool "NVIDIA Tegra20 Ventana evaluation board"
 	select BOARD_LATE_INIT
 
-config TARGET_WHISTLER
-	bool "NVIDIA Tegra20 Whistler evaluation board"
-	select BOARD_LATE_INIT
-
 config TARGET_COLIBRI_T20
 	bool "Toradex Colibri T20 board"
 	select BOARD_LATE_INIT
@@ -57,7 +53,6 @@ source "board/nvidia/seaboard/Kconfig"
 source "board/avionic-design/tec/Kconfig"
 source "board/compulab/trimslice/Kconfig"
 source "board/nvidia/ventana/Kconfig"
-source "board/nvidia/whistler/Kconfig"
 source "board/toradex/colibri_t20/Kconfig"
 
 endif

board/nvidia/whistler/Kconfig

@@ -1,12 +0,0 @@
-if TARGET_WHISTLER
-
-config SYS_BOARD
-	default "whistler"
-
-config SYS_VENDOR
-	default "nvidia"
-
-config SYS_CONFIG_NAME
-	default "whistler"
-
-endif

board/nvidia/whistler/MAINTAINERS

@@ -1,7 +0,0 @@
-WHISTLER BOARD
-M:	Tom Warren <twarren@nvidia.com>
-M:	Stephen Warren <swarren@nvidia.com>
-S:	Maintained
-F:	board/nvidia/whistler/
-F:	include/configs/whistler.h
-F:	configs/whistler_defconfig

board/nvidia/whistler/Makefile

@@ -1,8 +0,0 @@
-#
-#  (C) Copyright 2010-2012
-#  NVIDIA Corporation <www.nvidia.com>
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
-
-obj-y	:= whistler.o

board/nvidia/whistler/whistler.c

@@ -1,80 +0,0 @@
-/*
- *  (C) Copyright 2010-2012
- *  NVIDIA Corporation <www.nvidia.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <dm.h>
-#include <asm/io.h>
-#include <asm/arch/tegra.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/funcmux.h>
-#include <asm/arch/pinmux.h>
-#include <asm/gpio.h>
-#include <i2c.h>
-
-#ifdef CONFIG_MMC_SDHCI_TEGRA
-/*
- * Routine: pin_mux_mmc
- * Description: setup the pin muxes/tristate values for the SDMMC(s)
- */
-void pin_mux_mmc(void)
-{
-	struct udevice *dev;
-	uchar val;
-	int ret;
-
-	/* Turn on MAX8907B LDO12 to 2.8V for J40 power */
-	ret = i2c_get_chip_for_busnum(0, 0x3c, 1, &dev);
-	if (ret) {
-		printf("%s: Cannot find MAX8907B I2C chip\n", __func__);
-		return;
-	}
-	val = 0x29;
-	ret = dm_i2c_write(dev, 0x46, &val, 1);
-	if (ret)
-		printf("i2c_write 0 0x3c 0x46 failed: %d\n", ret);
-	val = 0x00;
-	ret = dm_i2c_write(dev, 0x45, &val, 1);
-	if (ret)
-		printf("i2c_write 0 0x3c 0x45 failed: %d\n", ret);
-	val = 0x1f;
-	ret = dm_i2c_write(dev, 0x44, &val, 1);
-	if (ret)
-		printf("i2c_write 0 0x3c 0x44 failed: %d\n", ret);
-
-	funcmux_select(PERIPH_ID_SDMMC3, FUNCMUX_SDMMC3_SDB_SLXA_8BIT);
-	funcmux_select(PERIPH_ID_SDMMC4, FUNCMUX_SDMMC4_ATC_ATD_8BIT);
-}
-#endif
-
-/* this is a weak define that we are overriding */
-void pin_mux_usb(void)
-{
-	struct udevice *dev;
-	uchar val;
-	int ret;
-
-	/*
-	 * This is a hack. This should be represented in DT using the
-	 * vbus-gpio property. However, U-Boot's DT support doesn't
-	 * support any GPIO controller other than the Tegra's yet.
-	 */
-
-	/* Turn on TAC6416's GPIO 0+1 for USB1/3's VBUS */
-	ret = i2c_get_chip_for_busnum(0, 0x20, 1, &dev);
-	if (ret) {
-		printf("%s: Cannot find TAC6416 I2C chip\n", __func__);
-		return;
-	}
-	val = 0x03;
-	ret = dm_i2c_write(dev, 2, &val, 1);
-	if (ret)
-		printf("i2c_write 0 0x20 2 failed: %d\n", ret);
-	val = 0xfc;
-	ret = dm_i2c_write(dev, 6, &val, 1);
-	if (ret)
-		printf("i2c_write 0 0x20 6 failed: %d\n", ret);
-}

configs/whistler_defconfig

@@ -1,29 +0,0 @@
-CONFIG_ARM=y
-CONFIG_TEGRA=y
-CONFIG_TEGRA20=y
-CONFIG_TARGET_WHISTLER=y
-CONFIG_DEFAULT_DEVICE_TREE="tegra20-whistler"
-CONFIG_OF_SYSTEM_SETUP=y
-CONFIG_CONSOLE_MUX=y
-CONFIG_SYS_STDIO_DEREGISTER=y
-CONFIG_SYS_PROMPT="Tegra20 (Whistler) # "
-# CONFIG_CMD_IMI is not set
-# CONFIG_CMD_IMLS is not set
-# CONFIG_CMD_FLASH is not set
-CONFIG_CMD_MMC=y
-CONFIG_CMD_I2C=y
-CONFIG_CMD_USB=y
-# CONFIG_CMD_FPGA is not set
-CONFIG_CMD_GPIO=y
-# CONFIG_CMD_SETEXPR is not set
-# CONFIG_CMD_NFS is not set
-CONFIG_CMD_EXT4_WRITE=y
-# CONFIG_SPL_DOS_PARTITION is not set
-# CONFIG_SPL_ISO_PARTITION is not set
-# CONFIG_SPL_EFI_PARTITION is not set
-CONFIG_SPL_DM=y
-CONFIG_SYS_NS16550=y
-CONFIG_USB=y
-CONFIG_DM_USB=y
-CONFIG_USB_EHCI_HCD=y
-CONFIG_USB_STORAGE=y

include/configs/whistler.h

@@ -1,49 +0,0 @@
-/*
- *  (C) Copyright 2010-2012
- *  NVIDIA Corporation <www.nvidia.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#ifndef __CONFIG_H
-#define __CONFIG_H
-
-#include <linux/sizes.h>
-#include "tegra20-common.h"
-
-/* High-level configuration options */
-#define CONFIG_TEGRA_BOARD_STRING	"NVIDIA Whistler"
-
-/* Board-specific serial config */
-#define CONFIG_TEGRA_ENABLE_UARTA
-#define CONFIG_TEGRA_UARTA_UAA_UAB
-#define CONFIG_SYS_NS16550_COM1		NV_PA_APB_UARTA_BASE
-
-#define CONFIG_MACH_TYPE		MACH_TYPE_WHISTLER
-
-/* I2C */
-#define CONFIG_SYS_I2C_TEGRA
-
-/*
- * Environment in eMMC, at the end of 2nd "boot sector". Note: This assumes
- * the user plugged the standard 8GB MoviNAND card into J29/HSMMC/POP. If
- * they didn't, the boot sector layout may be different. However, use of that
- * particular card is standard practice as far as I know.
- */
-#define CONFIG_ENV_IS_IN_MMC
-#define CONFIG_ENV_OFFSET (-CONFIG_ENV_SIZE)
-#define CONFIG_SYS_MMC_ENV_DEV 0
-#define CONFIG_SYS_MMC_ENV_PART 2
-
-/* USB Host support */
-#define CONFIG_USB_EHCI_TEGRA
-
-/* USB networking support */
-#define CONFIG_USB_HOST_ETHER
-#define CONFIG_USB_ETHER_ASIX
-
-/* General networking support */
-
-#include "tegra-common-post.h"
-
-#endif /* __CONFIG_H */