Merge branch 'master' of git://git.denx.de/u-boot-arm

* 'master' of git://git.denx.de/u-boot-arm: (145 commits)
  beagleboard: enable HUB power on all variants of the BeagleBoard
  dm3730: enable dpll5
  ehci-hcd: Allow cleanups to happen gracefully on a timeout.
  OMAP3: Add DSS driver for OMAP3
  led: Remove state-saving of led for toggle functionality and add toggle option to led command
  led: Fixed setting of STATUS_LED_BIT1 when led_name is 'all'
  led: correct off/on locations in structure
  led: added cmd_led to Makefile
  BeagleBoard: fix LED 0/1 in driver
  Corrected LED name match finding avoiding extraneous Usage printouts
  BeagleBoard: config: updated default configuration
  BeagleBoard: config: Enabled multibus support for I2C in configuration
  BeagleBoard: config: add optargs/buddy/camera
  BeagleBoard: config: increase command-line functionality
  BeagleBoard: config: make mtest run
  BeagleBoard: config: enable DSS
  BeagleBoard: config: enable asix driver and dhcp
  BeagleBoard: config: enable networking
  BeagleBoard: config: decrease bootdelay to 2 seconds
  BeagleBoard: config: use uImage.beagle for tftp
  BeagleBoard: config: hardcode MAC for onboard SMSC
  BeagleBoard: config: load kernel from MMC ext, not FAT
  BeagleBoard: Configure DVI/S-video
  BeagleBoard: Added userbutton command
  BeagleBoard: turn off clocks in ehci_stop
  USB: Remove __attribute__ ((packed)) for struct ehci_hccr and ehci_hcor
  beagleboard: add support for xM revision C
  beagle: pass expansionboard name in bootargs
  OMAP: Remove omapfb.debug=y from Beagle and Overo env settings
  OMAP3 Beagle Pin Mux initialization glitch fix
  da850: modifications for Logic PD Rev.3 AM18xx EVM
  da850: fix the channel number for EMAC teardown init
  da850: add support for Spectrum Digital AM18xx EVM
  da850: add support to wake up DSP during board init
  da850: modify the U-Boot prompt string
  da850: add NOR boot mode support
  da8xx: add support for multiple PLL controllers
  da850: indicate cache usage disable in config file
  dm365: modify boot prompt from dm365 to dm36x
  dm365: disable cache usage due to coherency issues
  dm6446: disable cache usage due to coherency issues
  OMAP3: Remove legacy mmc driver
  devkit8000: Use generic MMC driver
  TI OMAP3 SDP3430: Use generic MMC driver
  AM3517 CraneBoard: Use generic MMC driver
  OMAP3: pandora: Use generic MMC driver
  OMAP3: Zoom2: Use generic MMC driver
  OMAP3: Zoom1: Use generic MMC driver
  OMAP3: DIG297: Use generic MMC driver
  OMAP3: CM-T35: Use generic MMC driver
  am3517evm: Use generic MMC driver
  omap3evm: Use generic MMC driver
  omap3:clock: check cpu_family before enabling clks for IVA & CAM
  omap3:clock: configure GFX clock to 200MHz for AM/DM37x
  OMAP3/4: Increase console I/O buffer size
  PXA: vpac270: Remove re-defined CONFIG_SYS_TEXT_BASE
  PXA: Fix CSB226, fix monitor length
  PXA: Fix Lubbock, remove redundant parenthesis
  armv7: cache: remove flush on un-aligned invalidate
  armv7: stronger barrier for cache-maintenance operations
  omap: enable caches at system start-up
  arm: do not force d-cache enable on all boards
  ORIGEN: Add MMC SPL support
  ARMV7: Add support for Samsung ORIGEN board
  i2c:gpio:s5p: Enable I2C GPIO on the GONI target
  i2c:gpio:s5p: I2C GPIO Software implementation (via soft_i2c)
  Tegra2: Use clock and pinmux functions to simplify code
  Tegra2: Add additional pin multiplexing features
  Tegra2: Add more clock support
  Tegra2: Add microsecond timer function
  ARM: remove broken "at91rm9200dk" board
  ARM: remove broken "m501sk" board
  ARM: remove broken "kb9202" board
  ARM: remove broken "csb637" board
  ARM: remove broken "cmc_pu2" board
  ARM: remove broken "at91cap9adk" board
  ARM: remove broken "voiceblue" board
  ARM: remove broken "smdk2400" board
  ARM: remove broken "sbc2410x" board
  ARM: remove broken "netstar" board
  ARM: remove broken "mx1fs2" board
  ARM: remove broken "lpd7a40x" boards
  ARM: remove broken "edb93xx" boards
  ARM: remove broken "B2" board
  ARM: remove broken "armadillo" board
  ARM: remove broken "assabet" board
  ARM: versatile: drop warnings
  IMX: scb9328: drop warnings
  MX31: imx31_litekit: make use of GPIO framework
  MX31: mx31ads: make use of GPIO framework
  MX5: mx51evk: make use of GPIO framework
  MX35: mx35pdk: make use of GPIO framework
  MX5: mx53loco: make use of GPIO framework
  MX5: mx53evk: make use of GPIO framework
  MX5: vision2: make use of GPIO framework
  MX5: mx53smd: make use of GPIO framework
  MX5: mx53ard: make use of GPIO framework
  MX25: zmx25: make use of GPIO framework
  MX5: efikamx: make use of GPIO framework
  MX31: QONG: make use of GPIO framework
  MX35: make use of GPIO framework for MX35 processor
  MX5: make use of GPIO framework for MX5 processor
  MX31: make use of GPIO framework for MX31 processor
  MX25: make use of GPIO framework for MX25 processor
  IMX: uniform GPIO interface using GPIO framework
  MX: MX35 / MX5: uniform clock command with powerpc
  MX35: MX35PDK: support additional RAM on CSD1
  mx53: ddr3: Update DD3 initialization
  ARM: MX51: PLL errata workaround
  ARM: versatilepb : drop warnings due to double definitions
  omap4: increase SRAM budget to fix build error
  omap4: fix build warning due to signed unsigned comparison
  mkimage: Fix 'Unknown OMAP image type - 5'
  omap: fix gpio related build breaks
  gpio:samsung: s5p_ suffix add for GPIO functions (C210_universal)
  SMDKV310: MMC SPL: Remove unwanted dummy functions
  SMDKV310: Fix undefined reference error
  SMDKV310: Fix build error for smdkv310 board
  gpio:samsung s5p_ suffix add for GPIO functions
  mmc: S5P: Support DMA restarts at buffer boundaries
  SMDKV310: Fix host compilation of mkv310_image
  arm: fix bd pointer dereference prior initialization
  arm, lib/board.c: use gd->ram_size instead of bd->bi_memsize
  mx5: Remove CONFIG_L2_OFF and CONFIG_SYS_L2CACHE_OFF
  MX31: removed warnings due to clock.h
  integrator: convert to new build system
  integratorcp: make the board compile
  integratorap: remove hardcoded 32MB memory cmdline
  ...

1 files changed, 52 insertions, 0 deletions

diff --git a/arch/arm/cpu/armv7/tegra2/pinmux.c b/arch/arm/cpu/armv7/tegra2/pinmux.c
new file mode 100644
index 0000000000..5594ab80f6
--- /dev/null
+++ b/arch/arm/cpu/armv7/tegra2/pinmux.c
@@ -0,0 +1,52 @@
+/*
+ * Copyright (c) 2011 The Chromium OS Authors.
+ * 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
+ */
+
+/* Tegra2 pin multiplexing functions */
+
+#include <asm/io.h>
+#include <asm/arch/tegra2.h>
+#include <asm/arch/pinmux.h>
+#include <common.h>
+
+
+void pinmux_set_tristate(enum pmux_pin pin, int enable)
+{
+	struct pmux_tri_ctlr *pmt = (struct pmux_tri_ctlr *)NV_PA_APB_MISC_BASE;
+	u32 *tri = &pmt->pmt_tri[TRISTATE_REG(pin)];
+	u32 reg;
+
+	reg = readl(tri);
+	if (enable)
+		reg |= TRISTATE_MASK(pin);
+	else
+		reg &= ~TRISTATE_MASK(pin);
+	writel(reg, tri);
+}
+
+void pinmux_tristate_enable(enum pmux_pin pin)
+{
+	pinmux_set_tristate(pin, 1);
+}
+
+void pinmux_tristate_disable(enum pmux_pin pin)
+{
+	pinmux_set_tristate(pin, 0);
+}