| Commit message (Collapse) | Author | Age | Lines |
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In ldo-bypass mode, we need trigger WDOG_B pin to reset pmic in ldo-bypass mode.
Signed-off-by: Robin Gong <b38343@freescale.com>
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Current only set VDDARM_IN@1.175V/VDDSOC_IN@1.175V before ldo bypass switch.
So untile ldo bypass switch happened, these voltage setting is set in ldo-enable
mode. But in datasheet, we need 1.15V + 125mV = 1.275V for VDDARM_IN. We need
to downgrade cpufreq to 400Mhz and restore after ldo bypass mode switch.
Signed-off-by: Robin Gong <b38343@freescale.com>
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u-boot v2014 upstream codes have a problem in pfd reset (s_init function)
that imx6 Dual is not applied for PLL2 PFD2 reset. It is originated by
using dynamical cpu type checking and introducing two cpu types:
MXC_CPU_MX6Q and MXC_CPU_MX6D for iMX6 Dual/Quad platform.
Fixed this problem by checking the pre_periph_clk_sel and pre_periph2_clk
of CCM CBCMR register, if the PLL2 PFD0 or PLL2 PFD2 is used for the clock
source, do not reset this PFD to avoid system hang.
Signed-off-by: Ye.Li <B37916@freescale.com>
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Enable pcie support in uboot on imx6sx sd boards
- enable_pcie_clock should be call before ssp_en is set,
since that ssp_en control the phy_ref clk gate, turn on
it after the source of the pcie clks are stable.
- add debug info
- add rx_eq of gpr12 on imx6sx
- there are random link down issue on imx6sx. It's
pcie ep reset issue.
solution:reset ep, then retry link can fix it.
Signed-off-by: Richard Zhu <r65037@freescale.com>
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Add new function "arch_auxiliary_core_check_up" to check whether M4
is already up. Therefore, avoid starting M4 again when it is running.
Signed-off-by: Ye.Li <B37916@freescale.com>
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DIV_SELECT is used as Fout = Fin * div_select / 2.0, so we should do
the shift after the multiply to avoid rounding errors
Signed-off-by: Andre Renaud <andre@bluewatersys.com>
(cherry picked from commit 2eb268f6fd236a5ad9d51e7e47190d7994b3920f)
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Commit 3d622b78 (mx6: soc: Introduce set_ldo_voltage()) introduces
set_ldo_voltage() function that can be used to set the voltages
of any of the three LDO regulators controlled by the PMU_REG_CORE register.
Prior to this commit there was a single set_vddsoc() which only configured the
VDDSOC regulator.
Update the comments to align with the new set_ldo_voltage() implementation.
Acked-by: Jason Liu <r64343@freescale.com>
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
(cherry picked from commit 157f45da91b306d71dbf3a51325352dc11bf16d1)
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When gis enable in uboot, the CSI0 input mux select setting
to vadc module, clean the bit when gis disabled.
Signed-off-by: Sandor Yu <R01008@freescale.com>
(cherry picked from commit ae66b17b7da3be50dc81ca636b67e8e879f52e26)
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The android boot needs get_board_serial function to get the
CPU uid as the serial number. Implement this function to read
the uid from fuse for all iMX6 platforms.
Signed-off-by: Ye.Li <B37916@freescale.com>
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Since the iMX6SL does not have PCIE module, should not define the
function "imx_set_pcie_phy_power_down" for it. Otherwise, get the
build warning below:
arch/arm/cpu/armv7/mx6/soc.c:446:13: warning: 'imx_set_pcie_phy_power_down'
defined but not used [-Wunused-function]
static void imx_set_pcie_phy_power_down(void)
Signed-off-by: Ye.Li <B37916@freescale.com>
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imx6sl doesn't have the pcie module, mask the pcie
related codes from imx6sl.
Signed-off-by: Richard Zhu <r65037@freescale.com>
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There are about 0.02% percentage on some imx6q/dl/solo
hw boards, random pcie link down when warm-reset is used.
Make sure to clear the ref_ssp_en bit16 of gpr1 before
warm-rst, and set ref_ssp_en after the pcie clks are
stable to workaround it.
rootcause:
* gpr regisers wouldn't be reset by warm-rst, while the
ref_ssp_en is required to be reset by pcie.
(work-around in u-boot)
* ref_ssp_en should be set after pcie clks are stable.
(work-around in kernel)
Signed-off-by: Richard Zhu <r65037@freescale.com>
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Add vadc power up/down function.
Signed-off-by: Sandor Yu <R01008@freescale.com>
Signed-off-by: Ye.Li <B37916@freescale.com>
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Add vadc clock enable function.
Signed-off-by: Sandor Yu <R01008@freescale.com>
Signed-off-by: Ye.Li <B37916@freescale.com>
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Add registers and clock functions to enable/set LCDIF clock and LVDS.
Signed-off-by: Ye.Li <B37916@freescale.com>
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Implement the override function "arch_auxiliary_core_up" to boot
Cortex-M4 by executing command "bootaux".
The parameter "boot_private_data" points to fields where stores
the stack address and PC address for M4 to run.
Signed-off-by: Ye.Li <B37916@freescale.com>
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iMX6SX has different enet system clocks with iMX6SL, and has two ENET
controllers. So update clocks and soc APIs accordingly to support this
features.
1. Modify the clock API "enable_enet_clock" to enable enet system clock
for enet controllers.
2. Enet RGMII TX clock source may come from external or internal PLL.
By default, use the external phy CLK_25M output as TX clock source.
When using internal PLL as source, the function enable_fec_anatop_clock
must be called to enable clock for each enet controller.
3. Modify the MAC address function "imx_get_mac_from_fuse" to get either
ENET MAC address.
4. Add configuration "CONFIG_FEC_MXC_25M_REF_CLK" to enable ENET 25Mhz
reference clock.
5. Modify imx6slevk BSP to fit the new APIs.
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Ye.Li <B37916@freescale.com>
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Enable the clock for QuadSPI controllers. Must be called at
initialization.
Signed-off-by: Ye.Li <B37916@freescale.com>
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Adding clks, pinmux, memory map, etc for iMX6SoloX.
Signed-off-by: Fugang Duan <B38611@freescale.com>
Signed-off-by: Huang Shijie <b32955@freescale.com>
Signed-off-by: Jason Liu <r64343@freescale.com>
Signed-off-by: Frank Li <Frank.Li@freescale.com>
Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
Signed-off-by: Ye.Li <B37916@freescale.com>
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Should use the address of one register when calling "readl"/"writel".
Signed-off-by: Ye.Li <B37916@freescale.com>
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The Latency parameters of PL310 Tag RAM latency control register and
Data RAM Latency control register are set in L2 cache enable.
Setting these registers must have PL310 not enabled. But when using
Plugin mode boot, the PL310 is enabled by bootrom. Thus, disable
the PL310 before this setting.
Signed-off-by: Ye.Li <B37916@freescale.com>
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shutdown vddpu and pcie phy to save power
Signed-off-by: Anson Huang <b20788@freescale.com>
Signed-off-by: Jason Liu <r64343@freescale.com>
Signed-off-by: Ye.Li <B37916@freescale.com>
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-Change HDMI video mode to VGA.
-Add pixel clock fraction part setting in IPU driver,
fix video mode timing issue.
-Add overflow state clear workaround,
fix kernel hang in HDMI driver issue.
-Correct IPU clock to 264MHz.
Signed-off-by: Sandor Yu <R01008@freescale.com>
Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
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Support android features:
fastboot, booti command and recovery for sabresd SD, sabresd eMMC,
sabreauto SD, sabreauto NAND.
For all booting media (SD, eMMC, NAND), inherits the partitions layout
from v2009.08. Fastboot will detect the booting media to replace
hardcoding fastboot device. SATA is not supported.
FDT is supported to use the "unused" fields in bootimg header which
requires the FDT to be combined into the boot.img.
For non-FDT boot.img, the "unused" fields should left to NULL and is
compatible to boot.
Signed-off-by: Ye.Li <B37916@freescale.com>
Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
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fastboot
Android fastboot leans on the USB gadget driver to communicate with host. Porting
the imx_udc driver from v2009.08 with two changes: adding resource/memory release
APIs and replacing the uncached memory with cache flush&invalidate operations.
Pins and Clocks initialization are added to support boards:
mx6qdlsabresd, mx6qdlsabreauto, mx6slevk
Signed-off-by: Ye.Li <B37916@freescale.com>
Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
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Add check for 1.2GHz core speed. If Speed grading fuse is for 1.2GHz,
enable LDO bypass and setup PMIC voltages. LDO bypass is dependent
on the flatten device tree file.
Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
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Support HAB authentication of kernel or secondary images via bootm
or hab_auth_img u-boot command.
Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
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Support CPU temperature sensors on i.MX6 SoC.
Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
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Conflicts:
arch/arm/cpu/arm926ejs/mxs/Makefile
include/configs/trats.h
include/configs/trats2.h
include/mmc.h
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U-Boot has supported two kinds of asm-offsets.h.
One is generic for all architectures and its source is located at
./lib/asm-offsets.c.
The other is SoC specific and its source is under SoC directory.
The problem here is that only boards with SoC directory can use
the asm-offsets infrastructure.
Putting asm-offsets.c right under CPU directory does not work.
Now a new demand is coming. PowerPC folks want to use asm-offsets.
But no PowerPC boards have SoC directory.
It seems inconsistent that some boards add asm-offsets.c to SoC
directoreis and some to CPU directories.
It looks more reasonable to put asm-offsets.c under arch/$(ARCH)/lib.
This commit merges asm-offsets.c under SoC directories into
arch/$(ARCH)/lib/asm-offsets.c.
By the way, I doubt the necessity of some entries in asm-offsets.c.
I am leaving refactoring to the board maintainers.
Please check "TODO" in the comment blocks in
arch/{arm,nds32}/lib/asm-offsets.c.
Signed-off-by: Masahiro Yamada <yamada.m@jp.panasonic.com>
Cc: Yuantian Tang <Yuantian.Tang@freescale.com>
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Full cache line writes to the same memory region from at least two
processors might deadlock the processor. Exists on r1, r2, r3
revisions.
Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
Acked-by: Fabio Estevam <fabio.estevam@freescale.com>
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A short loop including a DMB instruction might cause a denial of
service on another processor which executes a CP15 broadcast operation.
Exists on r1, r2, r3, r4 revisions.
Signed-off-by: Nitin Garg <nitin.garg@freescale.com>
Acked-by: Dirk Behme <dirk.behme@de.bosch.com>
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Clock Manager driver will be called to reconfigure all the
clocks setting based on user input. The input are passed to
Preloader through handoff files
Signed-off-by: Chin Liang See <clsee@altera.com>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Cc: Tom Rini <trini@ti.com>
Cc: Wolfgang Denk <wd@denx.de>
CC: Pavel Machek <pavel@denx.de>
Cc: Dinh Nguyen <dinguyen@altera.com>
Acked-by: Pavel Machek <pavel@denx.de>
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Squash these warnings in pinmux.c found with GCC 4.8:
/arch/arm/cpu/armv7/exynos/pinmux.c: In function 'exynos_pinmux_config':
/arch/arm/cpu/armv7/exynos/pinmux.c:687:28: warning: 'count' may be used uninitialized in this function [-Wmaybe-uninitialized]
for (i = start; i < start + count; i++) {
^
/arch/arm/cpu/armv7/exynos/pinmux.c:663:16: note: 'count' was declared here
int i, start, count;
^
/arch/arm/cpu/armv7/exynos/pinmux.c:687:28: warning: 'start' may be used uninitialized in this function [-Wmaybe-uninitialized]
for (i = start; i < start + count; i++) {
^
/arch/arm/cpu/armv7/exynos/pinmux.c:663:9: note: 'start' was declared here
int i, start, count;
^
/arch/arm/cpu/armv7/exynos/pinmux.c:689:19: warning: 'bank' may be used uninitialized in this function [-Wmaybe-uninitialized]
s5p_gpio_cfg_pin(bank, i, GPIO_FUNC(0x2));
^
/arch/arm/cpu/armv7/exynos/pinmux.c:662:24: note: 'bank' was declared here
struct s5p_gpio_bank *bank;
^
/arch/arm/cpu/armv7/exynos/pinmux.c: In function 'exynos_pinmux_config':
/arch/arm/cpu/armv7/exynos/pinmux.c:687:28: warning: 'count' may be used uninitialized in this function [-Wmaybe-uninitialized]
for (i = start; i < start + count; i++) {
^
/arch/arm/cpu/armv7/exynos/pinmux.c:663:16: note: 'count' was declared here
int i, start, count;
^
/arch/arm/cpu/armv7/exynos/pinmux.c:687:28: warning: 'start' may be used uninitialized in this function [-Wmaybe-uninitialized]
for (i = start; i < start + count; i++) {
^
/arch/arm/cpu/armv7/exynos/pinmux.c:663:9: note: 'start' was declared here
int i, start, count;
^
/arch/arm/cpu/armv7/exynos/pinmux.c:689:19: warning: 'bank' may be used uninitialized in this function [-Wmaybe-uninitialized]
s5p_gpio_cfg_pin(bank, i, GPIO_FUNC(0x2));
^
/arch/arm/cpu/armv7/exynos/pinmux.c:662:24: note: 'bank' was declared here
struct s5p_gpio_bank *bank;
^
Note that the warning is bogus, the function can never be called with invalid
'peripheral' argument. GCC just cannot analyze this.
Signed-off-by: Marek Vasut <marex@denx.de>
Cc: Naveen Krishna Chatradhi <ch.naveen@samsung.com>
Cc: Akshay Saraswat <akshay.s@samsung.com>
Cc: Simon Glass <sjg@chromium.org>
Cc: Tom Rini <trini@ti.com>
Acked-by: Simon Glass <sjg@chromium.org>
Acked-by: Rajeshwari S Shinde <rajeshwari.s@samsung.com>
Signed-off-by: Lukasz Majewski <l.majewski@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
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This patch adds api to decode peripheral id based on interrupt number.
Signed-off-by: Piotr Wilczek <p.wilczek@samsung.com>
Signed-off-by: Kyungmin Park <kyungmin.park@samsung.com>
Signed-off-by: Minkyu Kang <mk7.kang@samsung.com>
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The s_init function is only called on SPL or XIP cases, so lets only
build it for them. This makes the #if logic within the function a bit
clearer as to when we are or are not calling things, and makes it easier
to see that for example preloader_console_init isn't ever called in the
non-XIP full U-Boot case.
Signed-off-by: Tom Rini <trini@ti.com>
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The bit DDR3_RST_DEF_VAL inside CTRL_DDR_IO represents the default value
of the ddr reset value for DDR3 before the EMIF takes over. We must have
this bit set high so that on exit from DeepSleep0 within the kernel the
reset line has the proper value.
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
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The register secure_emif_sdram_config in control module is copied to
the EMIF sdram_config register when it is coming out of DeepSleep0 in
order to ensure that the EMIF comes up for the correct type of DDR.
Without this, resume can hang from within the kernel.
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
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Per a suggestion from the hardware team, program the emif_pwr_mgmt_ctrl
and emif_pwr_mgmt_ctrl_shdw registers within the EMIF to hold the
desired delay in cycles that the EMIF waits without an access to enter
self-refresh, in this case 8192 cycles. With this, code desiring to
enter self refresh only has to toggle one bit to enable it.
Signed-off-by: Dave Gerlach <d-gerlach@ti.com>
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Enable CPGMAC clock control for AM43xx to use ethernet in U-Boot
Signed-off-by: Mugunthan V N <mugunthanvnm@ti.com>
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Copied from Linux sources "include/linux/sizes.h" commit
413541dd66d51f791a0b169d9b9014e4f56be13c
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
Cc: Vineet Gupta <vgupta@synopsys.com>
Cc: Tom Rini <trini@ti.com>
Cc: Stefan Roese <sr@denx.de>
Cc: Albert Aribaud <albert.u.boot@aribaud.net>
Acked-by: Tom Rini <trini@ti.com>
Acked-by: Stefan Roese <sr@denx.de>
[trini: Add bcm Kona platforms to the patch]
Signed-off-by: Tom Rini <trini@ti.com>
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Conflicts:
arch/arm/cpu/armv7/config.mk
board/ti/am43xx/mux.c
include/configs/am43xx_evm.h
Signed-off-by: Tom Rini <trini@ti.com>
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When we tell the compiler to optimize for ARMv7 (and ARMv6 for that
matter) it assumes a default of SCTRL.A being cleared and unaligned
accesses being allowed and fast at the hardware level. We set this bit
and must pass along -mno-unaligned-access so that the compiler will
still breakdown accesses and not trigger a data abort.
To better help understand the requirements of the project with respect
to unaligned memory access, the
Documentation/unaligned-memory-access.txt file has been added as
doc/README.unaligned-memory-access.txt and is taken from the v3.14-rc1
tag of the kernel.
Cc: Albert ARIBAUD <albert.u.boot@aribaud.net>
Cc: Mans Rullgard <mans@mansr.com>
Signed-off-by: Tom Rini <trini@ti.com>
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Remove the last uses of symbol offsets in ARM U-Boot.
Remove some needless uses of _TEXT_BASE.
Remove all _TEXT_BASE definitions.
Signed-off-by: Albert ARIBAUD <albert.u.boot@aribaud.net>
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This prevents references to _end from generating absolute
relocation records.
This change is binary invariant for ARM targets.
Signed-off-by: Albert ARIBAUD <albert.u.boot@aribaud.net>
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The function pll_sigma_delta_val uses "float" data which is not correct.
The exact "why" of this mangling is lost to history, but this changes us
to equivalent non-FP math to get the same results.
Reported-by: Wolfgang Denk <wd@denx.de>
Acked-by: Matt Porter <mporter@linaro.org>
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