ARM: tegra: collect SoC sources into mach-tegra

This commit moves files as follows:

 arch/arm/cpu/arm720t/tegra20/*      -> arch/arm/mach-tegra/tegra20/*
 arch/arm/cpu/arm720t/tegra30/*      -> arch/arm/mach-tegra/tegra30/*
 arch/arm/cpu/arm720t/tegra114/*     -> arch/arm/mach-tegra/tegra114/*
 arch/arm/cpu/arm720t/tegra124*      -> arch/arm/mach-tegra/tegra124/*
 arch/arm/cpu/arm720t/tegra-common/* -> arch/arm/mach-tegra/*
 arch/arm/cpu/armv7/tegra20/*        -> arch/arm/mach-tegra/tegra20/*
 arch/arm/cpu/armv7/tegra30/*        -> arch/arm/mach-tegra/tegra30/*
 arch/arm/cpu/armv7/tegra114/*       -> arch/arm/mach-tegra/tegra114/*
 arch/arm/cpu/armv7/tegra124/*       -> arch/arm/mach-tegra/tegra124/*
 arch/arm/cpu/armv7/tegra-common/*   -> arch/arm/mach-tegra/*
 arch/arm/cpu/tegra20-common/*       -> arch/arm/mach-tegra/tegra20/*
 arch/arm/cpu/tegra30-common/*       -> arch/arm/mach-tegra/tegra30/*
 arch/arm/cpu/tegra114-common/*      -> arch/arm/mach-tegra/tegra114/*
 arch/arm/cpu/tegra124-common/*      -> arch/arm/mach-tegra/tegra124/*
 arch/arm/cpu/tegra-common/*         -> arch/arm/mach-tegra/*

Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Tested-by: Simon Glass <sjg@chromium.org> [ on nyan-big ]
Cc: Stephen Warren <swarren@nvidia.com>
Cc: Tom Warren <twarren@nvidia.com>

11 files changed, 0 insertions, 736 deletions

diff --git a/arch/arm/cpu/armv7/Makefile b/arch/arm/cpu/armv7/Makefile
index 6dbca26..91e6923 100644
--- a/arch/arm/cpu/armv7/Makefile
+++ b/arch/arm/cpu/armv7/Makefile
@@ -32,7 +32,6 @@ obj-$(CONFIG_IPROC) += iproc-common/
 obj-$(CONFIG_KONA) += kona-common/
 obj-$(CONFIG_OMAP_COMMON) += omap-common/
 obj-$(CONFIG_SYS_ARCH_TIMER) += arch_timer.o
-obj-$(CONFIG_TEGRA) += tegra-common/
 
 ifneq (,$(filter s5pc1xx exynos,$(SOC)))
 obj-y += s5p-common/
@@ -57,7 +56,6 @@ obj-$(CONFIG_ARCH_S5PC1XX) += s5pc1xx/
 obj-$(CONFIG_SOCFPGA) += socfpga/
 obj-$(if $(filter stv0991,$(SOC)),y) += stv0991/
 obj-$(CONFIG_ARCH_SUNXI) += sunxi/
-obj-$(CONFIG_TEGRA20) += tegra20/
 obj-$(CONFIG_U8500) += u8500/
 obj-$(CONFIG_ARCH_UNIPHIER) += uniphier/
 obj-$(CONFIG_VF610) += vf610/
diff --git a/arch/arm/cpu/armv7/tegra-common/Kconfig b/arch/arm/cpu/armv7/tegra-common/Kconfig
deleted file mode 100644
index ee32469..0000000
--- a/arch/arm/cpu/armv7/tegra-common/Kconfig
+++ /dev/null
@@ -1,52 +0,0 @@
-if TEGRA
-
-choice
-	prompt "Tegra SoC select"
-
-config TEGRA20
-	bool "Tegra20 family"
-
-config TEGRA30
-	bool "Tegra30 family"
-
-config TEGRA114
-	bool "Tegra114 family"
-
-config TEGRA124
-	bool "Tegra124 family"
-
-endchoice
-
-config SYS_MALLOC_F
-	default y
-
-config SYS_MALLOC_F_LEN
-	default 0x1800
-
-config USE_PRIVATE_LIBGCC
-	default y if SPL_BUILD
-
-config DM
-	default y if !SPL_BUILD
-
-config DM_SERIAL
-	default y if !SPL_BUILD
-
-config DM_SPI
-	default y if !SPL_BUILD
-
-config DM_SPI_FLASH
-	default y if !SPL_BUILD
-
-config DM_I2C
-	default y if !SPL_BUILD
-
-config DM_GPIO
-	default y if !SPL_BUILD
-
-source "arch/arm/cpu/armv7/tegra20/Kconfig"
-source "arch/arm/cpu/armv7/tegra30/Kconfig"
-source "arch/arm/cpu/armv7/tegra114/Kconfig"
-source "arch/arm/cpu/armv7/tegra124/Kconfig"
-
-endif
diff --git a/arch/arm/cpu/armv7/tegra-common/Makefile b/arch/arm/cpu/armv7/tegra-common/Makefile
deleted file mode 100644
index 463c260..0000000
--- a/arch/arm/cpu/armv7/tegra-common/Makefile
+++ /dev/null
@@ -1,10 +0,0 @@
-#
-# (C) Copyright 2010,2011 Nvidia Corporation.
-#
-# (C) Copyright 2000-2003
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
-
-obj-$(CONFIG_CMD_ENTERRCM) += cmd_enterrcm.o
diff --git a/arch/arm/cpu/armv7/tegra-common/cmd_enterrcm.c b/arch/arm/cpu/armv7/tegra-common/cmd_enterrcm.c
deleted file mode 100644
index a94ec93..0000000
--- a/arch/arm/cpu/armv7/tegra-common/cmd_enterrcm.c
+++ /dev/null
@@ -1,51 +0,0 @@
-/*
- * Copyright (c) 2012, NVIDIA CORPORATION.  All rights reserved.
- *
- * Derived from code (arch/arm/lib/reset.c) that is:
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Marius Groeger <mgroeger@sysgo.de>
- *
- * (C) Copyright 2002
- * Sysgo Real-Time Solutions, GmbH <www.elinos.com>
- * Alex Zuepke <azu@sysgo.de>
- *
- * (C) Copyright 2002
- * Gary Jennejohn, DENX Software Engineering, <garyj@denx.de>
- *
- * (C) Copyright 2004
- * DAVE Srl
- * http://www.dave-tech.it
- * http://www.wawnet.biz
- * mailto:info@wawnet.biz
- *
- * (C) Copyright 2004 Texas Insturments
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/arch/tegra.h>
-#include <asm/arch-tegra/pmc.h>
-
-static int do_enterrcm(cmd_tbl_t *cmdtp, int flag, int argc,
-		       char * const argv[])
-{
-	struct pmc_ctlr *pmc = (struct pmc_ctlr *)NV_PA_PMC_BASE;
-
-	puts("Entering RCM...\n");
-	udelay(50000);
-
-	pmc->pmc_scratch0 = 2;
-	disable_interrupts();
-	reset_cpu(0);
-
-	return 0;
-}
-
-U_BOOT_CMD(
-	enterrcm, 1, 0, do_enterrcm,
-	"reset Tegra and enter USB Recovery Mode",
-	""
-);
diff --git a/arch/arm/cpu/armv7/tegra114/Kconfig b/arch/arm/cpu/armv7/tegra114/Kconfig
deleted file mode 100644
index 31012bc..0000000
--- a/arch/arm/cpu/armv7/tegra114/Kconfig
+++ /dev/null
@@ -1,16 +0,0 @@
-if TEGRA114
-
-choice
-	prompt "Tegra114 board select"
-
-config TARGET_DALMORE
-	bool "NVIDIA Tegra114 Dalmore evaluation board"
-
-endchoice
-
-config SYS_SOC
-	default "tegra114"
-
-source "board/nvidia/dalmore/Kconfig"
-
-endif
diff --git a/arch/arm/cpu/armv7/tegra124/Kconfig b/arch/arm/cpu/armv7/tegra124/Kconfig
deleted file mode 100644
index 88f627c..0000000
--- a/arch/arm/cpu/armv7/tegra124/Kconfig
+++ /dev/null
@@ -1,30 +0,0 @@
-if TEGRA124
-
-choice
-	prompt "Tegra124 board select"
-
-config TARGET_JETSON_TK1
-	bool "NVIDIA Tegra124 Jetson TK1 board"
-
-config TARGET_NYAN_BIG
-	bool "Google/NVIDIA Nyan-big Chrombook"
-	help
-	  Nyan Big is a Tegra124 clamshell board that is very similar
-	  to venice2, but it has a different panel, the sdcard CD and WP
-	  sense are flipped, and it has a different revision of the AS3722
-	  PMIC. The retail name is the Acer Chromebook 13 CB5-311-T7NN
-	  (13.3-inch HD, NVIDIA Tegra K1, 2GB).
-
-config TARGET_VENICE2
-	bool "NVIDIA Tegra124 Venice2"
-
-endchoice
-
-config SYS_SOC
-	default "tegra124"
-
-source "board/nvidia/jetson-tk1/Kconfig"
-source "board/nvidia/nyan-big/Kconfig"
-source "board/nvidia/venice2/Kconfig"
-
-endif
diff --git a/arch/arm/cpu/armv7/tegra20/Kconfig b/arch/arm/cpu/armv7/tegra20/Kconfig
deleted file mode 100644
index a354e2a..0000000
--- a/arch/arm/cpu/armv7/tegra20/Kconfig
+++ /dev/null
@@ -1,52 +0,0 @@
-if TEGRA20
-
-choice
-	prompt "Tegra20 board select"
-
-config TARGET_HARMONY
-	bool "NVIDIA Tegra20 Harmony evaluation board"
-
-config TARGET_MEDCOM_WIDE
-	bool "Avionic Design Medcom-Wide board"
-
-config TARGET_PAZ00
-	bool "Paz00 board"
-
-config TARGET_PLUTUX
-	bool "Avionic Design Plutux board"
-
-config TARGET_SEABOARD
-	bool "NVIDIA Seaboard"
-
-config TARGET_TEC
-	bool "Avionic Design Tamonten Evaluation Carrier"
-
-config TARGET_TRIMSLICE
-	bool "Compulab TrimSlice board"
-
-config TARGET_VENTANA
-	bool "NVIDIA Tegra20 Ventana evaluation board"
-
-config TARGET_WHISTLER
-	bool "NVIDIA Tegra20 Whistler evaluation board"
-
-config TARGET_COLIBRI_T20_IRIS
-	bool "Toradex Colibri T20 board"
-
-endchoice
-
-config SYS_SOC
-	default "tegra20"
-
-source "board/nvidia/harmony/Kconfig"
-source "board/avionic-design/medcom-wide/Kconfig"
-source "board/compal/paz00/Kconfig"
-source "board/avionic-design/plutux/Kconfig"
-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_iris/Kconfig"
-
-endif
diff --git a/arch/arm/cpu/armv7/tegra20/Makefile b/arch/arm/cpu/armv7/tegra20/Makefile
deleted file mode 100644
index 9b4295c..0000000
--- a/arch/arm/cpu/armv7/tegra20/Makefile
+++ /dev/null
@@ -1,11 +0,0 @@
-#
-# (C) Copyright 2010,2011 Nvidia Corporation.
-#
-# (C) Copyright 2000-2003
-# Wolfgang Denk, DENX Software Engineering, wd@denx.de.
-#
-# SPDX-License-Identifier:	GPL-2.0+
-#
-
-obj-$(CONFIG_PWM_TEGRA) += pwm.o
-obj-$(CONFIG_VIDEO_TEGRA) += display.o
diff --git a/arch/arm/cpu/armv7/tegra20/display.c b/arch/arm/cpu/armv7/tegra20/display.c
deleted file mode 100644
index 61efed6..0000000
--- a/arch/arm/cpu/armv7/tegra20/display.c
+++ /dev/null
@@ -1,394 +0,0 @@
-/*
- *  (C) Copyright 2010
- *  NVIDIA Corporation <www.nvidia.com>
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/io.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/tegra.h>
-#include <asm/arch/display.h>
-#include <asm/arch/dc.h>
-#include <asm/arch-tegra/clk_rst.h>
-#include <asm/arch-tegra/timer.h>
-
-static struct fdt_disp_config config;
-
-static void update_window(struct dc_ctlr *dc, struct disp_ctl_win *win)
-{
-	unsigned h_dda, v_dda;
-	unsigned long val;
-
-	val = readl(&dc->cmd.disp_win_header);
-	val |= WINDOW_A_SELECT;
-	writel(val, &dc->cmd.disp_win_header);
-
-	writel(win->fmt, &dc->win.color_depth);
-
-	clrsetbits_le32(&dc->win.byte_swap, BYTE_SWAP_MASK,
-			BYTE_SWAP_NOSWAP << BYTE_SWAP_SHIFT);
-
-	val = win->out_x << H_POSITION_SHIFT;
-	val |= win->out_y << V_POSITION_SHIFT;
-	writel(val, &dc->win.pos);
-
-	val = win->out_w << H_SIZE_SHIFT;
-	val |= win->out_h << V_SIZE_SHIFT;
-	writel(val, &dc->win.size);
-
-	val = (win->w * win->bpp / 8) << H_PRESCALED_SIZE_SHIFT;
-	val |= win->h << V_PRESCALED_SIZE_SHIFT;
-	writel(val, &dc->win.prescaled_size);
-
-	writel(0, &dc->win.h_initial_dda);
-	writel(0, &dc->win.v_initial_dda);
-
-	h_dda = (win->w * 0x1000) / max(win->out_w - 1, 1U);
-	v_dda = (win->h * 0x1000) / max(win->out_h - 1, 1U);
-
-	val = h_dda << H_DDA_INC_SHIFT;
-	val |= v_dda << V_DDA_INC_SHIFT;
-	writel(val, &dc->win.dda_increment);
-
-	writel(win->stride, &dc->win.line_stride);
-	writel(0, &dc->win.buf_stride);
-
-	val = WIN_ENABLE;
-	if (win->bpp < 24)
-		val |= COLOR_EXPAND;
-	writel(val, &dc->win.win_opt);
-
-	writel((unsigned long)win->phys_addr, &dc->winbuf.start_addr);
-	writel(win->x, &dc->winbuf.addr_h_offset);
-	writel(win->y, &dc->winbuf.addr_v_offset);
-
-	writel(0xff00, &dc->win.blend_nokey);
-	writel(0xff00, &dc->win.blend_1win);
-
-	val = GENERAL_ACT_REQ | WIN_A_ACT_REQ;
-	val |= GENERAL_UPDATE | WIN_A_UPDATE;
-	writel(val, &dc->cmd.state_ctrl);
-}
-
-static void write_pair(struct fdt_disp_config *config, int item, u32 *reg)
-{
-	writel(config->horiz_timing[item] |
-			(config->vert_timing[item] << 16), reg);
-}
-
-static int update_display_mode(struct dc_disp_reg *disp,
-		struct fdt_disp_config *config)
-{
-	unsigned long val;
-	unsigned long rate;
-	unsigned long div;
-
-	writel(0x0, &disp->disp_timing_opt);
-	write_pair(config, FDT_LCD_TIMING_REF_TO_SYNC, &disp->ref_to_sync);
-	write_pair(config, FDT_LCD_TIMING_SYNC_WIDTH, &disp->sync_width);
-	write_pair(config, FDT_LCD_TIMING_BACK_PORCH, &disp->back_porch);
-	write_pair(config, FDT_LCD_TIMING_FRONT_PORCH, &disp->front_porch);
-
-	writel(config->width | (config->height << 16), &disp->disp_active);
-
-	val = DE_SELECT_ACTIVE << DE_SELECT_SHIFT;
-	val |= DE_CONTROL_NORMAL << DE_CONTROL_SHIFT;
-	writel(val, &disp->data_enable_opt);
-
-	val = DATA_FORMAT_DF1P1C << DATA_FORMAT_SHIFT;
-	val |= DATA_ALIGNMENT_MSB << DATA_ALIGNMENT_SHIFT;
-	val |= DATA_ORDER_RED_BLUE << DATA_ORDER_SHIFT;
-	writel(val, &disp->disp_interface_ctrl);
-
-	/*
-	 * The pixel clock divider is in 7.1 format (where the bottom bit
-	 * represents 0.5). Here we calculate the divider needed to get from
-	 * the display clock (typically 600MHz) to the pixel clock. We round
-	 * up or down as requried.
-	 */
-	rate = clock_get_periph_rate(PERIPH_ID_DISP1, CLOCK_ID_CGENERAL);
-	div = ((rate * 2 + config->pixel_clock / 2) / config->pixel_clock) - 2;
-	debug("Display clock %lu, divider %lu\n", rate, div);
-
-	writel(0x00010001, &disp->shift_clk_opt);
-
-	val = PIXEL_CLK_DIVIDER_PCD1 << PIXEL_CLK_DIVIDER_SHIFT;
-	val |= div << SHIFT_CLK_DIVIDER_SHIFT;
-	writel(val, &disp->disp_clk_ctrl);
-
-	return 0;
-}
-
-/* Start up the display and turn on power to PWMs */
-static void basic_init(struct dc_cmd_reg *cmd)
-{
-	u32 val;
-
-	writel(0x00000100, &cmd->gen_incr_syncpt_ctrl);
-	writel(0x0000011a, &cmd->cont_syncpt_vsync);
-	writel(0x00000000, &cmd->int_type);
-	writel(0x00000000, &cmd->int_polarity);
-	writel(0x00000000, &cmd->int_mask);
-	writel(0x00000000, &cmd->int_enb);
-
-	val = PW0_ENABLE | PW1_ENABLE | PW2_ENABLE;
-	val |= PW3_ENABLE | PW4_ENABLE | PM0_ENABLE;
-	val |= PM1_ENABLE;
-	writel(val, &cmd->disp_pow_ctrl);
-
-	val = readl(&cmd->disp_cmd);
-	val |= CTRL_MODE_C_DISPLAY << CTRL_MODE_SHIFT;
-	writel(val, &cmd->disp_cmd);
-}
-
-static void basic_init_timer(struct dc_disp_reg *disp)
-{
-	writel(0x00000020, &disp->mem_high_pri);
-	writel(0x00000001, &disp->mem_high_pri_timer);
-}
-
-static const u32 rgb_enb_tab[PIN_REG_COUNT] = {
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-};
-
-static const u32 rgb_polarity_tab[PIN_REG_COUNT] = {
-	0x00000000,
-	0x01000000,
-	0x00000000,
-	0x00000000,
-};
-
-static const u32 rgb_data_tab[PIN_REG_COUNT] = {
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-};
-
-static const u32 rgb_sel_tab[PIN_OUTPUT_SEL_COUNT] = {
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00000000,
-	0x00210222,
-	0x00002200,
-	0x00020000,
-};
-
-static void rgb_enable(struct dc_com_reg *com)
-{
-	int i;
-
-	for (i = 0; i < PIN_REG_COUNT; i++) {
-		writel(rgb_enb_tab[i], &com->pin_output_enb[i]);
-		writel(rgb_polarity_tab[i], &com->pin_output_polarity[i]);
-		writel(rgb_data_tab[i], &com->pin_output_data[i]);
-	}
-
-	for (i = 0; i < PIN_OUTPUT_SEL_COUNT; i++)
-		writel(rgb_sel_tab[i], &com->pin_output_sel[i]);
-}
-
-static int setup_window(struct disp_ctl_win *win,
-			struct fdt_disp_config *config)
-{
-	win->x = 0;
-	win->y = 0;
-	win->w = config->width;
-	win->h = config->height;
-	win->out_x = 0;
-	win->out_y = 0;
-	win->out_w = config->width;
-	win->out_h = config->height;
-	win->phys_addr = config->frame_buffer;
-	win->stride = config->width * (1 << config->log2_bpp) / 8;
-	debug("%s: depth = %d\n", __func__, config->log2_bpp);
-	switch (config->log2_bpp) {
-	case 5:
-	case 24:
-		win->fmt = COLOR_DEPTH_R8G8B8A8;
-		win->bpp = 32;
-		break;
-	case 4:
-		win->fmt = COLOR_DEPTH_B5G6R5;
-		win->bpp = 16;
-		break;
-
-	default:
-		debug("Unsupported LCD bit depth");
-		return -1;
-	}
-
-	return 0;
-}
-
-struct fdt_disp_config *tegra_display_get_config(void)
-{
-	return config.valid ? &config : NULL;
-}
-
-static void debug_timing(const char *name, unsigned int timing[])
-{
-#ifdef DEBUG
-	int i;
-
-	debug("%s timing: ", name);
-	for (i = 0; i < FDT_LCD_TIMING_COUNT; i++)
-		debug("%d ", timing[i]);
-	debug("\n");
-#endif
-}
-
-/**
- * Decode panel information from the fdt, according to a standard binding
- *
- * @param blob		fdt blob
- * @param node		offset of fdt node to read from
- * @param config	structure to store fdt config into
- * @return 0 if ok, -ve on error
- */
-static int tegra_decode_panel(const void *blob, int node,
-			      struct fdt_disp_config *config)
-{
-	int front, back, ref;
-
-	config->width = fdtdec_get_int(blob, node, "xres", -1);
-	config->height = fdtdec_get_int(blob, node, "yres", -1);
-	config->pixel_clock = fdtdec_get_int(blob, node, "clock", 0);
-	if (!config->pixel_clock || config->width == -1 ||
-			config->height == -1) {
-		debug("%s: Pixel parameters missing\n", __func__);
-		return -FDT_ERR_NOTFOUND;
-	}
-
-	back = fdtdec_get_int(blob, node, "left-margin", -1);
-	front = fdtdec_get_int(blob, node, "right-margin", -1);
-	ref = fdtdec_get_int(blob, node, "hsync-len", -1);
-	if ((back | front | ref) == -1) {
-		debug("%s: Horizontal parameters missing\n", __func__);
-		return -FDT_ERR_NOTFOUND;
-	}
-
-	/* Use a ref-to-sync of 1 always, and take this from the front porch */
-	config->horiz_timing[FDT_LCD_TIMING_REF_TO_SYNC] = 1;
-	config->horiz_timing[FDT_LCD_TIMING_SYNC_WIDTH] = ref;
-	config->horiz_timing[FDT_LCD_TIMING_BACK_PORCH] = back;
-	config->horiz_timing[FDT_LCD_TIMING_FRONT_PORCH] = front -
-		config->horiz_timing[FDT_LCD_TIMING_REF_TO_SYNC];
-	debug_timing("horiz", config->horiz_timing);
-
-	back = fdtdec_get_int(blob, node, "upper-margin", -1);
-	front = fdtdec_get_int(blob, node, "lower-margin", -1);
-	ref = fdtdec_get_int(blob, node, "vsync-len", -1);
-	if ((back | front | ref) == -1) {
-		debug("%s: Vertical parameters missing\n", __func__);
-		return -FDT_ERR_NOTFOUND;
-	}
-
-	config->vert_timing[FDT_LCD_TIMING_REF_TO_SYNC] = 1;
-	config->vert_timing[FDT_LCD_TIMING_SYNC_WIDTH] = ref;
-	config->vert_timing[FDT_LCD_TIMING_BACK_PORCH] = back;
-	config->vert_timing[FDT_LCD_TIMING_FRONT_PORCH] = front -
-		config->vert_timing[FDT_LCD_TIMING_REF_TO_SYNC];
-	debug_timing("vert", config->vert_timing);
-
-	return 0;
-}
-
-/**
- * Decode the display controller information from the fdt.
- *
- * @param blob		fdt blob
- * @param config	structure to store fdt config into
- * @return 0 if ok, -ve on error
- */
-static int tegra_display_decode_config(const void *blob,
-				       struct fdt_disp_config *config)
-{
-	int node, rgb;
-	int bpp, bit;
-
-	/* TODO: Support multiple controllers */
-	node = fdtdec_next_compatible(blob, 0, COMPAT_NVIDIA_TEGRA20_DC);
-	if (node < 0) {
-		debug("%s: Cannot find display controller node in fdt\n",
-		      __func__);
-		return node;
-	}
-	config->disp = (struct disp_ctlr *)fdtdec_get_addr(blob, node, "reg");
-	if (!config->disp) {
-		debug("%s: No display controller address\n", __func__);
-		return -1;
-	}
-
-	rgb = fdt_subnode_offset(blob, node, "rgb");
-
-	config->panel_node = fdtdec_lookup_phandle(blob, rgb, "nvidia,panel");
-	if (config->panel_node < 0) {
-		debug("%s: Cannot find panel information\n", __func__);
-		return -1;
-	}
-
-	if (tegra_decode_panel(blob, config->panel_node, config)) {
-		debug("%s: Failed to decode panel information\n", __func__);
-		return -1;
-	}
-
-	bpp = fdtdec_get_int(blob, config->panel_node, "nvidia,bits-per-pixel",
-			     -1);
-	bit = ffs(bpp) - 1;
-	if (bpp == (1 << bit))
-		config->log2_bpp = bit;
-	else
-		config->log2_bpp = bpp;
-	if (bpp == -1) {
-		debug("%s: Pixel bpp parameters missing\n", __func__);
-		return -FDT_ERR_NOTFOUND;
-	}
-	config->bpp = bpp;
-
-	config->valid = 1;	/* we have a valid configuration */
-
-	return 0;
-}
-
-int tegra_display_probe(const void *blob, void *default_lcd_base)
-{
-	struct disp_ctl_win window;
-	struct dc_ctlr *dc;
-
-	if (tegra_display_decode_config(blob, &config))
-		return -1;
-
-	config.frame_buffer = (u32)default_lcd_base;
-
-	dc = (struct dc_ctlr *)config.disp;
-
-	/*
-	 * A header file for clock constants was NAKed upstream.
-	 * TODO: Put this into the FDT and fdt_lcd struct when we have clock
-	 * support there
-	 */
-	clock_start_periph_pll(PERIPH_ID_HOST1X, CLOCK_ID_PERIPH,
-			       144 * 1000000);
-	clock_start_periph_pll(PERIPH_ID_DISP1, CLOCK_ID_CGENERAL,
-			       600 * 1000000);
-	basic_init(&dc->cmd);
-	basic_init_timer(&dc->disp);
-	rgb_enable(&dc->com);
-
-	if (config.pixel_clock)
-		update_display_mode(&dc->disp, &config);
-
-	if (setup_window(&window, &config))
-		return -1;
-
-	update_window(dc, &window);
-
-	return 0;
-}
diff --git a/arch/arm/cpu/armv7/tegra20/pwm.c b/arch/arm/cpu/armv7/tegra20/pwm.c
deleted file mode 100644
index 5b88636..0000000
--- a/arch/arm/cpu/armv7/tegra20/pwm.c
+++ /dev/null
@@ -1,86 +0,0 @@
-/*
- * Tegra2 pulse width frequency modulator definitions
- *
- * Copyright (c) 2011 The Chromium OS Authors.
- *
- * SPDX-License-Identifier:	GPL-2.0+
- */
-
-#include <common.h>
-#include <fdtdec.h>
-#include <asm/io.h>
-#include <asm/arch/clock.h>
-#include <asm/arch/pwm.h>
-
-struct pwm_info {
-	struct pwm_ctlr *pwm;		/* Registers for our pwm controller */
-	int pwm_node;			/* PWM device tree node */
-} local;
-
-void pwm_enable(unsigned channel, int rate, int pulse_width, int freq_divider)
-{
-	u32 reg;
-
-	assert(channel < PWM_NUM_CHANNELS);
-
-	/* TODO: Can we use clock_adjust_periph_pll_div() here? */
-	clock_start_periph_pll(PERIPH_ID_PWM, CLOCK_ID_SFROM32KHZ, rate);
-
-	reg = PWM_ENABLE_MASK;
-	reg |= pulse_width << PWM_WIDTH_SHIFT;
-	reg |= freq_divider << PWM_DIVIDER_SHIFT;
-	writel(reg, &local.pwm[channel].control);
-	debug("%s: channel=%d, rate=%d\n", __func__, channel, rate);
-}
-
-int pwm_request(const void *blob, int node, const char *prop_name)
-{
-	int pwm_node;
-	u32 data[3];
-
-	if (fdtdec_get_int_array(blob, node, prop_name, data,
-			ARRAY_SIZE(data))) {
-		debug("%s: Cannot decode PWM property '%s'\n", __func__,
-		      prop_name);
-		return -1;
-	}
-
-	pwm_node = fdt_node_offset_by_phandle(blob, data[0]);
-	if (pwm_node != local.pwm_node) {
-		debug("%s: PWM property '%s' phandle %d not recognised"
-		      "- expecting %d\n", __func__, prop_name, data[0],
-		      local.pwm_node);
-		return -1;
-	}
-	if (data[1] >= PWM_NUM_CHANNELS) {
-		debug("%s: PWM property '%s': invalid channel %u\n", __func__,
-		      prop_name, data[1]);
-		return -1;
-	}
-
-	/*
-	 * TODO: We could maintain a list of requests, but it might not be
-	 * worth it for U-Boot.
-	 */
-	return data[1];
-}
-
-int pwm_init(const void *blob)
-{
-	local.pwm_node = fdtdec_next_compatible(blob, 0,
-						COMPAT_NVIDIA_TEGRA20_PWM);
-	if (local.pwm_node < 0) {
-		debug("%s: Cannot find device tree node\n", __func__);
-		return -1;
-	}
-
-	local.pwm = (struct pwm_ctlr *)fdtdec_get_addr(blob, local.pwm_node,
-						       "reg");
-	if (local.pwm == (struct pwm_ctlr *)FDT_ADDR_T_NONE) {
-		debug("%s: Cannot find pwm reg address\n", __func__);
-		return -1;
-	}
-	debug("Tegra PWM at %p, node %d\n", local.pwm, local.pwm_node);
-
-	return 0;
-}
diff --git a/arch/arm/cpu/armv7/tegra30/Kconfig b/arch/arm/cpu/armv7/tegra30/Kconfig
deleted file mode 100644
index 3abdc7b..0000000
--- a/arch/arm/cpu/armv7/tegra30/Kconfig
+++ /dev/null
@@ -1,32 +0,0 @@
-if TEGRA30
-
-choice
-	prompt "Tegra30 board select"
-
-config TARGET_APALIS_T30
-	bool "Toradex Apalis T30 board"
-
-config TARGET_BEAVER
-	bool "NVIDIA Tegra30 Beaver evaluation board"
-
-config TARGET_CARDHU
-	bool "NVIDIA Tegra30 Cardhu evaluation board"
-
-config TARGET_COLIBRI_T30
-	bool "Toradex Colibri T30 board"
-
-config TARGET_TEC_NG
-	bool "Avionic Design TEC-NG board"
-
-endchoice
-
-config SYS_SOC
-	default "tegra30"
-
-source "board/toradex/apalis_t30/Kconfig"
-source "board/nvidia/beaver/Kconfig"
-source "board/nvidia/cardhu/Kconfig"
-source "board/toradex/colibri_t30/Kconfig"
-source "board/avionic-design/tec-ng/Kconfig"
-
-endif