Commit graph

759 commits

Author SHA1 Message Date
Giulio Benetti
caac71b725 clk: imx: clk-imxrt1050: setup PLL5 for video in non-SPL
mxsfb needs PLL5 as source, so let's setup it at its default frequency
specified in RM(650Mhz).

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
2020-04-18 12:54:43 +02:00
Giulio Benetti
d303f9c356 clk: imx: clk-imxrt1050: fix typo in clock name "video:"
"video:" must be "video", ":" is a typo.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
2020-04-18 12:54:43 +02:00
Giulio Benetti
8cefbe98b1 clk: imx: pllv3: add enable_bit
pllv3 PLLs have powerdown/up bits but enable bits too. Specifically
"enable bit" enable the pll output, so when dis/enabling pll by
setting/clearing power_bit we must also set/clear enable_bit.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
2020-04-18 12:54:43 +02:00
Tom Rini
0f238dab6d Merge tag 'arc-fixes-for-2020.07-rc1' of https://gitlab.denx.de/u-boot/custodians/u-boot-arc
This is pretty minor set of changes mostly touching HSDK board:

 * Enable on-chip reset controller on HSDK
 * Add possibility to turn-on & off L2$ on more
   recent ARC HS processors.
 * AXI tunnel clock calculation on HSDK
2020-04-16 17:14:44 -04:00
Eugeniy Paltsev
7b50db8242 ARC: HSDK: CGU: fix tunnel clock calculation
We set wrong tunnel PLL frequency when we request 125MHz tunnel clock.
Fix that.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
2020-04-16 23:37:10 +03:00
Patrick Delaunay
5c9c9bc957 dm: core: remove the duplicated function dm_ofnode_pre_reloc
The content dm_ofnode_pre_reloc() is identical with ofnode_pre_reloc()
defined in drivers/core/ofnode.c and used only three times:
- drivers/core/lists.c:lists_bind_fdt()
- drivers/clk/at91/pmc.c::at91_clk_sub_device_bind
- drivers/clk/altera/clk-arria10.c::socfpga_a10_clk_bind

So this function dm_ofnode_pre_reloc can be removed and replaced
by these function calls by ofnode_pre_reloc().

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Acked-by: Simon Glass <sjg@chromium.org>
2020-04-16 08:07:58 -06:00
Patrick Delaunay
654706be84 configs: stm32mp1: replace STM32MP1_TRUSTED by TFABOOT
Activate ARCH_SUPPORT_TFABOOT and replace the arch stm32mp
specific config CONFIG_STM32MP1_TRUSTED by the generic CONFIG_TFABOOT
introduced by the commit 535d76a121 ("armv8: layerscape: Add TFABOOT
support").
This config CONFIG_TFABOOT is activated for the trusted boot chain,
when U-Boot is loaded by TF-A.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
2020-04-15 09:08:37 +02:00
Tom Rini
8914831860 Merge branch 'next'
Pull in changes that have been pending in our 'next' branch.  This
includes:
- A large number of CI improvements including moving to gcc-9.2 for all
  platforms.
- amlogic, xilinx, stm32, TI SoC updates
- USB and i2c subsystem updtaes
- Re-sync Kbuild/etc logic with v4.19 of the Linux kernel.
- RSA key handling improvements
2020-04-13 11:27:00 -04:00
Tom Rini
1ebf50d9bb - clk: meson-g12a: missing break
- sync all Amlogic DT from Linux v5.6-rc2
 - MMC clock fixups
 - add support for Libre Computer AML-S905D-PC and AML-S912-PC
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Merge tag 'u-boot-amlogic-20200406' of https://gitlab.denx.de/u-boot/custodians/u-boot-amlogic into next

- clk: meson-g12a: missing break
- sync all Amlogic DT from Linux v5.6-rc2
- MMC clock fixups
- add support for Libre Computer AML-S905D-PC and AML-S912-PC
2020-04-08 08:48:31 -04:00
Tom Rini
1f47e2aca4 Xilinx changes for v2020.07
common:
 - Align ENV_FAT_INTERFACE
 - Fix MAC address source print log
 - Improve based autodetection code
 
 xilinx:
 - Enable netconsole
 
 Microblaze:
 - Setup default ENV_OFFSET/ENV_SECT_SIZE
 
 Zynq:
 - Multiple DT updates/fixes
 - Use DEVICE_TREE environment variable for DTB selection
 - Switch to single zynq configuration
 - Enable NOR flash via DM
 - Minor SPL print removal
 - Enable i2c mux driver
 
 ZynqMP:
 - Print multiboot register
 - Enable cache commands in mini mtest
 - Multiple DT updates/fixes
 - Fix firmware probing when driver is not enabled
 - Specify 3rd backup RAM boot mode in SPL
 - Add SPL support for zcu102 v1.1 and zcu111 revA
 - Redesign debug uart enabling and psu_init delay
 - Enable full u-boot run from EL3
 - Enable u-boot.itb generation without ATF with U-Boot in EL3
 
 Versal:
 - Enable distro default
 - Enable others SPI flashes
 - Enable systems without DDR
 
 Drivers:
 - Gem:
   - Flush memory after freeing
   - Handle mdio bus separately
 - Watchdog:
   - Get rid of unused global data pointer
   - Enable window watchdog timer
 - Serial:
   - Change reinitialization logic in zynq serial driver
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Merge tag 'xilinx-for-v2020.07' of https://gitlab.denx.de/u-boot/custodians/u-boot-microblaze into next

Xilinx changes for v2020.07

common:
- Align ENV_FAT_INTERFACE
- Fix MAC address source print log
- Improve based autodetection code

xilinx:
- Enable netconsole

Microblaze:
- Setup default ENV_OFFSET/ENV_SECT_SIZE

Zynq:
- Multiple DT updates/fixes
- Use DEVICE_TREE environment variable for DTB selection
- Switch to single zynq configuration
- Enable NOR flash via DM
- Minor SPL print removal
- Enable i2c mux driver

ZynqMP:
- Print multiboot register
- Enable cache commands in mini mtest
- Multiple DT updates/fixes
- Fix firmware probing when driver is not enabled
- Specify 3rd backup RAM boot mode in SPL
- Add SPL support for zcu102 v1.1 and zcu111 revA
- Redesign debug uart enabling and psu_init delay
- Enable full u-boot run from EL3
- Enable u-boot.itb generation without ATF with U-Boot in EL3

Versal:
- Enable distro default
- Enable others SPI flashes
- Enable systems without DDR

Drivers:
- Gem:
  - Flush memory after freeing
  - Handle mdio bus separately
- Watchdog:
  - Get rid of unused global data pointer
  - Enable window watchdog timer
- Serial:
  - Change reinitialization logic in zynq serial driver

Signed-off-by: Tom Rini <trini@konsulko.com>
2020-04-07 17:13:35 -04:00
Jerome Brunet
b3d69aa596 clk: meson: reset mmc clock on probe
On some SoCs, depending on the boot device, the MMC clock block may be
left in a weird state by the ROM code, in which no decent clock may be
provided. Reset the related register to make sure a sane MMC clock is
ready for the controller.

Reviewed-by: Neil Armstrong <narmstrong@baylibre.com>
Tested-by: Anand Moon <linux.amoon@gmail.com>
Signed-off-by: Jerome Brunet <jbrunet@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
2020-04-06 09:56:35 +02:00
Heinrich Schuchardt
87a8f96759 clk: meson-g12a: missing break
Add missing break for CLKID_PCIE_PLL in switch statement.

Reported by CppCheck.

Cc: Neil Armstrong <narmstrong@baylibre.com>
Fixes: 08e09c263f ("clk: meson-g12a: Add PCIE PLL support")
Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
2020-04-06 09:56:35 +02:00
Chee Hong Ang
32d630fc1d clk: socfpga: Read the clock parent's register base in probe function
This commit (82de42fa14) calls child's
ofdata_to_platdata() method before the parent is probed in dm core.
This has caused the driver no longer able to get the correct parent
clock's register base in the ofdata_to_platdata() method because the
parent clocks will only be probed after the child's ofdata_to_platdata().
To resolve this, the clock parent's register base will only be retrieved
by the child in probe() method instead of ofdata_to_platdata().

Signed-off-by: Chee Hong Ang <chee.hong.ang@intel.com>
Reviewed-by: Ley Foon Tan <ley.foon.tan@intel.com>
2020-04-05 19:07:13 -04:00
Jagan Teki
b1bcd61665 clk: rk3399: Set empty for vopl assigned-clocks
During vidconsole probe, the device probe will try to
check whether the assigned clocks on that video console
node is initialized or not? and return an error if not.

But, unlike Linux U-Boot won't require to handle these
vopl assigned-clocks since core clocks are enough to
handle the video out to process.

So, mark them as empty in set_rate to satisfy clk_set_defaults
so-that probe happened properly.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Tested-by: Peter Robinson <pbrobinson@gmail.com>
2020-04-02 15:44:56 +02:00
Marek Vasut
061ef41fcf clk: renesas: Switch to fdtdec_get_addr_size_auto_noparent() on Gen2
The fdtdec_get_addr() does not take into account values set in #address-cells
and #size-cells , but assumes them to be 1 for 32bit systems and 2 for 64bit
systems. This is true for most DTs, however there are exceptions. Switch to
fdtdec_get_addr_size_auto_noparent(), which takes the #address/size-cells
values into consideration, otherwise the reset controller node register
offset is incorrectly parsed.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
2020-03-30 03:49:23 +02:00
Patrick Delaunay
0c90e0cf63 clk: stm32mp1: add SPI5_K support
Add clock support for SPI5, as this instance is available on extension
connector of ST board.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Acked-by: Patrice Chotard <patrice.chotard@st.com>
2020-03-24 14:18:09 +01:00
Patrick Delaunay
69ffb5577a clk: stm32mp1: correct CKSELR masks
Correct three masks used to access on the RCC register
RCC_QSPICKSELR, RCC_FMCCKSELR and RCC_ADCCKSELR: only 3 bits.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Acked-by: Patrice Chotard <patrice.chotard@st.com>
2020-03-24 14:18:09 +01:00
Heinrich Schuchardt
38a2a48cd9 x86: remove dead code in intel_clk_get_rate()
If all branches of a switch statement have a return instruction, all
subsequent lines are unreachable.

Identified with cppcheck.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Simon Glass <sjg@chromium.org>
2020-03-05 18:19:40 +08:00
Rajan Vaja
65bcca9f52 versal: drivers: clk: Fix invalid clock name queries
The clock driver makes EEMI call to get the name of invalid clk
when executing versal_get_clock_info() function. This results in
error messages.
Added check for validating clock before saving clock attribute and
calling versal_pm_clock_get_name() in versal_get_clock_info() function.

Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2020-02-28 12:04:10 +01:00
Tom Rini
f2a73d6867 - add DH Electronics DHCOM SoM and PDK2 board
- DT alignment with kernel v5.5-rc7 for stm32mp1 boards
 - fix STM32 image format for big endian hosts in mkimage
 - solve warnings in device tree and code for stm32mp1 boards
 - remove fdt_high and initrd_high for stm32 and stih boards
 - add support of STM32MP15x Rev.Z
 - update stm32mp1 readme
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Merge tag 'u-boot-stm32-20200214' of https://gitlab.denx.de/u-boot/custodians/u-boot-stm

- add DH Electronics DHCOM SoM and PDK2 board
- DT alignment with kernel v5.5-rc7 for stm32mp1 boards
- fix STM32 image format for big endian hosts in mkimage
- solve warnings in device tree and code for stm32mp1 boards
- remove fdt_high and initrd_high for stm32 and stih boards
- add support of STM32MP15x Rev.Z
- update stm32mp1 readme
2020-02-14 07:31:47 -05:00
Patrick Delaunay
eb49dce0d8 clk: stm32mp1: solve type issue in stm32mp1_lse_enable and stm32mp1_clktree
Solve type issue in stm32mp1_lse_enable and stm32mp1_clktree.

This patch solves the warnings when compiling with W=1
on stm32mp1 board:

clk_stm32mp1.c: In function ‘stm32mp1_lse_enable’:
clk_stm32mp1.c:1238:15: warning: comparison of integer expressions
  of different signedness: ‘u32’ {aka ‘unsigned int’} and ‘int’
  [-Wsign-compare]
clk_stm32mp1.c:1239:13: warning: comparison of integer expressions
  of different signedness: ‘u32’ {aka ‘unsigned int’} and ‘int’
  [-Wsign-compare]

clk_stm32mp1.c: In function ‘stm32mp1_clktree’:
clk_stm32mp1.c:1814:17: warning: comparison of integer expressions
  of different signedness: ‘int’ and ‘unsigned int’
  [-Wsign-compare]

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
2020-02-13 18:47:00 +01:00
Eugeniy Paltsev
defd1e71d0 CLK: HSDK: fix HDMI clock calculation
HDMI PLL has its own xtal with 27 MHz output but we treat it the same
way as other PLLs with 33.33 MHz input.
Fix that.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
2020-02-12 20:47:39 +03:00
Eugeniy Paltsev
b8f3ce0137 CLK: HSDK: Check for PLL bypass firstly
Pll bypass has priority over enable/disable.

Signed-off-by: Eugeniy Paltsev <Eugeniy.Paltsev@synopsys.com>
Signed-off-by: Alexey Brodkin <abrodkin@synopsys.com>
2020-02-12 20:47:14 +03:00
Tom Rini
9a8942b53d sandbox conversion to SDL2
TPM TEE driver
 Various minor sandbox video enhancements
 New driver model core utility functions
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Merge tag 'dm-pull-6feb20' of https://gitlab.denx.de/u-boot/custodians/u-boot-dm

sandbox conversion to SDL2
TPM TEE driver
Various minor sandbox video enhancements
New driver model core utility functions
2020-02-11 10:58:41 -05:00
Simon Glass
b4d00b256e x86: Add a clock driver for Intel devices
So far we have avoided adding a clock driver for Intel devices. But the
Designware I2C driver needs a different clock (133MHz) on Intel devices
than on others (166MHz). Add a simple driver that provides this
information.

This driver can be expanded later as needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2020-02-07 22:41:24 +08:00
Simon Glass
336d4615f8 dm: core: Create a new header file for 'compat' features
At present dm/device.h includes the linux-compatible features. This
requires including linux/compat.h which in turn includes a lot of headers.
One of these is malloc.h which we thus end up including in every file in
U-Boot. Apart from the inefficiency of this, it is problematic for sandbox
which needs to use the system malloc() in some files.

Move the compatibility features into a separate header file.

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-02-05 19:33:46 -07:00
Simon Glass
61b29b8268 dm: core: Require users of devres to include the header
At present devres.h is included in all files that include dm.h but few
make use of it. Also this pulls in linux/compat which adds several more
headers. Drop the automatic inclusion and require files to include devres
themselves. This provides a good indication of which files use devres.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Anatolij Gustschin <agust@denx.de>
2020-02-05 19:33:46 -07:00
Simon Glass
fb8c0d595f clk: Rename free() to rfree()
This function name conflicts with our desire to #define free() to
something else on sandbox. Since it deals with resources, rename it to
rfree().

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-02-05 19:33:46 -07:00
Jagan Teki
b52a199e32 arm: rockchip: Add common cru.h
Few of the rockchip family SoC atleast rk3288,
rk3399 are sharing some cru register bits so
adding common code between these SoC families
would require to include both cru include files
that indeed resulting function declarations error.

So, create a common cru include as cru.h then
include the rk3399 arch cru include file and move
the common cru register bit definitions into it.

The rest of rockchip cru files will add it in future.

Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
2020-01-30 11:44:01 +08:00
Giulio Benetti
041b06a7c3 clk: imx: pllv3: fix potential 'divide by zero' in av_set_rate()
Guard 'parent_rate==0' to prevent 'divide by zero' issue in
clk_pplv3_av_set_rate(). If it is 0, let's return with -EINVAL.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
2020-01-26 21:57:08 +01:00
Giulio Benetti
d37ecaba88 clk: imx: pllv3: fix potential 'divide by zero' in av_get_rate()
Guard 'mfd==0' to prevent 'divide by zero' issue in
clk_pplv3_av_get_rate(). If it is 0, let's return with EIO since mfd
should never be 0 at all.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
2020-01-26 21:57:08 +01:00
Giulio Benetti
3391e77729 clk: imx: pllv3: fix potential 'divide by zero' in sys_get_rate()
Guard 'parent_rate==0' to prevent 'divide by zero' issue in
clk_pplv3_sys_get_rate(). If it is 0, let's return with -EINVAL.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
2020-01-26 21:57:08 +01:00
Sean Anderson
90cbfa50c2 clk: Fix error checking of dev_read_addr_ptr
dev_read_addr_ptr returns NULL on error, not FDT_ADDR_T_NONE.

Signed-off-by: Sean Anderson <seanga2@gmail.com>
2020-01-26 12:03:06 +01:00
Giulio Benetti
efbdad3838 clk: uclass: clk_get_by_name() must not be available if CONFIG_OF_PLATDATA is enabled
clk_get_by_name() requires clk_get_by_id() that is not available if
CONFIG_OF_PLATDATA is defined, so move clk_get_by_name() into #else
condition of #if CONFIG_IS_ENABLED(OF_PLATDATA).

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
2020-01-26 12:03:06 +01:00
Peng Fan
5dcac2b9b3 clk: show more error info when uclass_get_device_by_name
It will ease debug when uclass_get_device_by_name failed with
more error info printed out.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2020-01-26 12:03:06 +01:00
Fabien Parent
832685f07c clk: mediatek: use unsigned type for returning the clk rate
mtk_clk_find_parent_rate is calling clk_get_rate to know the rate
of a parent clock. clk_get_rate returns a ulong, while
mtk_clk_find_parent_rate returns an int. This implicit cast creates
an issue for clock rates big enough to need the full 32 bits to
store its data. When that happen the clk rate will become incorrect
because of the implicit cast between ulong -> int -> ulong.

This commit change the return type of mtk_clk_find_parent_rate to
ulong.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
2020-01-26 12:03:06 +01:00
Tom Rini
07add22cab Merge tag '2020-01-20-ti-2020.04' of https://gitlab.denx.de/u-boot/custodians/u-boot-ti
K3 J721E:
* DMA support.
* MMC and ADMA support.
* EEPROM support.
* J721e High Security EVM support.
* USB DT nodes

K3 AM654:
* Fixed boot due to pmic probe error.
* USB support and DT nodes.
* ADMA support

DRA7xx/AM57xx:
* BBAI board support
* Clean up of net platform code under board/ti

AM33/AM43/Davinci:
* Reduce SPL size for omap3 boards.
* SPL DT support for da850-lcdk
* PLL divider fix for AM335x
2020-01-20 14:54:55 -05:00
Lokesh Vutla
ea67b26e3f clk: sci-clk: add slack to clk-set-rate passed to firmware
Add slack to the clock frequency parameters passed to firmware within
clk_set_rate. min-freq is changed to 0 and max-rate is changed to
ULONG_MAX. This fixes certain issues with pll clock rounding when the
firmware is not able to set the frequency exactly to the target, the
current implementation fails if the available frequency is even 1Hz off
the target. With the change, the firmware still tries its best to set
the frequency as close as possible to the target.

Reported-by: Vishal Mahaveer <vishalm@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Tero Kristo <t-kristo@ti.com>
Signed-off-by: Lokesh Vutla <lokeshvutla@ti.com>
2020-01-20 10:10:29 +05:30
Simon Glass
049f8d6f4a common: Move get_tbclk() to time.h
This function related to timer and most of the timer functions are in
time.h, so move this function there.

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-01-17 13:27:30 -05:00
Simon Glass
d96c26040e common: Move clock functions into a new file
These three clock functions don't use driver model and should be migrated.
In the meantime, create a new file to hold them.

Signed-off-by: Simon Glass <sjg@chromium.org>
2020-01-17 13:27:29 -05:00
Sam Shih
d8588ba55f clk: mediatek: fix clock-rate overflow problem
This patch fix clock-rate overflow problem in mediatek
clock driver common part.

Signed-off-by: Sam Shih <sam.shih@mediatek.com>
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
2020-01-16 09:39:45 -05:00
Sam Shih
72ab603b20 clk: mediatek: add driver for MT7622
This patch add clock driver for MediaTek MT7622 SoC.

Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
Signed-off-by: Sam Shih <sam.shih@mediatek.com>
2020-01-16 09:39:45 -05:00
Chunfeng Yun
6bf6d81c11 clk: fixed_rate: add dummy enable() function
This is used to avoid clk_enable() return -ENOSYS.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
2020-01-16 09:39:45 -05:00
Chunfeng Yun
d646420e29 clk: add APIs to get (optional) clock by name without a device
Sometimes we may need get (optional) clock without a device,
that means use ofnode.
e.g. when the phy node has subnode, and there is no device created
for subnode, in this case, we need these new APIs to get subnode's
clock.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
2020-01-16 09:39:45 -05:00
Chunfeng Yun
bd7c798605 clk: check valid clock by clk_valid()
Add valid check for clk->dev, it's useful when get optional
clock even when the clk point is valid, but its dev will be
NULL.

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
2020-01-16 09:39:45 -05:00
Chunfeng Yun
0f9b2b3ddf clk: fix error check for devm_clk_get_optional()
If skip all return error number, it may skip some real error cases,
so only skip the error when the clock is not provided in DTS

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
2020-01-16 09:39:45 -05:00
Chunfeng Yun
5f82a940a0 clk: mediatek: mt7629: add support for ssusbsys
The SSUSB IP's clocks come from ssusbsys module on mt7629,
so add its driver

Signed-off-by: Chunfeng Yun <chunfeng.yun@mediatek.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Ryder Lee <ryder.lee@mediatek.com>
2020-01-16 09:39:45 -05:00
mingming lee
0670adb27a clk: mediatek: add configurable pcw_chg_reg/ibits/fmin to mtk_pll
Add configurable pcw_chg_reg/ibits/fmin to mtk_pll to support mt8512
2020-01-16 09:39:45 -05:00
mingming lee
f62168d3c3 clk: mediatek: add set_clr_upd mux type flow
Add new set_clr_upd mux type and related operation to
mtk common clock driver to support mt8512
2020-01-16 09:39:45 -05:00
mingming lee
c196110777 clk: mediatek: add driver support for MT8512
Add clock driver for MediaTek MT8512 SoC, include topckgen,
apmixedsys and infracfg support.

Signed-off-by: mingming lee <mingming.lee@mediatek.com>
2020-01-16 09:39:45 -05:00
Giulio Benetti
4ca28e98ac clk: imx: add i.IMXRT1050 clk driver
Add i.MXRT1050 clk driver support.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
2020-01-14 22:53:59 +01:00
Giulio Benetti
824c371f9b clk: imx: pfd: add set_rate()
Implement set_rate() for pfd.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
2020-01-14 22:53:59 +01:00
Giulio Benetti
efadf790f3 clk: imx: pllv3: add support for PLLV3_AV type
Add support for PLLV3 AV type.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
2020-01-14 22:53:59 +01:00
Giulio Benetti
d0ceb93547 clk: imx: pllv3: add PLLV3_SYS support
Add PLLV3_SYS support by adding set/get_rate() for PLLV3_SYS but keeping
generic enable()/disable(). Add a different driver because ops are
different respect to GENERIC/USB.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
2020-01-14 22:53:59 +01:00
Giulio Benetti
9841fee581 clk: imx: pllv3: add set_rate() support
Add generic set_rate() support.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
2020-01-14 22:53:59 +01:00
Giulio Benetti
cbb20014a3 clk: imx: pllv3: add disable() support
Add disable() support.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
2020-01-14 22:53:59 +01:00
Giulio Benetti
f4b7094250 clk: imx: pllv3: add enable() support
Before set_rate() pllv3 needs enable() to power the pll up.
Add enable() taking into account different power_bit and
different powerup_set, because some pll needs its power_bit to be
set or reset to be powered on.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
2020-01-14 22:53:59 +01:00
Giulio Benetti
4abd8076c8 clk: imx: pllv3: set div_mask differently if PLLV3 is GENERIC or USB
div_mask is different for GENERIC and USB pll, so set it according.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
2020-01-14 22:53:59 +01:00
Giulio Benetti
16faa599e6 clk: imx: pllv3: register PLLV3 GENERIC and USB as 2 different clocks
Better to register the 2 clock as 2 different drivers because they work
slightly differently depending on power_bit and powerup_set bits coming
on next patches.

Signed-off-by: Giulio Benetti <giulio.benetti@benettiengineering.com>
Reviewed-by: Lukasz Majewski <lukma@denx.de>
2020-01-14 22:53:59 +01:00
Anatolij Gustschin
f35237e1e4 clk: imx8qxp: extend to support getting I2C IPG clock
Since commit d02be21d30 ("i2c: imx_lpi2c: add ipg clk") getting
I2C clocks doesn't work. Add I2C IPG clock IDs to related switch
statements to fix it.

Signed-off-by: Anatolij Gustschin <agust@denx.de>
Cc: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
2020-01-14 22:48:37 +01:00
Tom Rini
c00bd81ae0 Merge branch 'next' of https://gitlab.denx.de/u-boot/custodians/u-boot-mpc83xx
- A small PR with MC8309 fixes from Rasmus.
2020-01-09 13:42:43 -05:00
Tom Rini
d6b92b9742 dm: Increased separation of ofdata_to_platdata() and probe methods
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Merge tag 'dm-pull-8jan20' of git://git.denx.de/u-boot-dm

dm: Increased separation of ofdata_to_platdata() and probe methods
2020-01-09 08:52:21 -05:00
Tom Rini
7086de4948 Pull request for UEFI sub-system for efi-2020-04-rc1
This pull request provides:
 
 * support for FIT images for UEFI binaries
 * drivers for hardware random number generators
 * an implementation of the EFI_RNG_PROTOCOL
 * a sub-command for efidebug to display configuration tables
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Merge tag 'efi-2020-04-rc1' of https://gitlab.denx.de/u-boot/custodians/u-boot-efi

Pull request for UEFI sub-system for efi-2020-04-rc1

This pull request provides:

* support for FIT images for UEFI binaries
* drivers for hardware random number generators
* an implementation of the EFI_RNG_PROTOCOL
* a sub-command for efidebug to display configuration tables
2020-01-08 18:57:11 -05:00
Tom Rini
deb287b561 ---------------------------------------------------------------------
Add i.MX8MP SoC and EVK board
 Update README for i.MX8MN EVK and fix mmc env
 Add pca9450 driver
 --------------------------------------------------------------------
 
 Travis: https://travis-ci.org/sbabic/u-boot-imx/builds/634211885
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Merge tag 'u-boot-imx-20200108' of https://gitlab.denx.de/u-boot/custodians/u-boot-imx

---------------------------------------------------------------------
Add i.MX8MP SoC and EVK board
Update README for i.MX8MN EVK and fix mmc env
Add pca9450 driver
--------------------------------------------------------------------

Travis: https://travis-ci.org/sbabic/u-boot-imx/builds/634211885
2020-01-08 15:24:50 -05:00
Peng Fan
c4cc283498 clk: imx: add i.MX8MP clk driver
Add i.MX8MP clk driver for i.MX8MP CLK driver model usage

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2020-01-08 13:20:09 +01:00
Peng Fan
6ddde48b49 clk: imx: add imx_clk_mux2_flags
Add imx_clk_mux2_flags which will be used by i.MX8MP

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2020-01-08 13:20:09 +01:00
Rasmus Villemoes
fddf876a8f mpc83xx_clk: always treat MPC83XX_CLK_PCI as invalid
The current mpc83xx_clk driver is broken for any board for which
mpc83xx_has_pci() is true, i.e. anything not MPC8308:

When is_clk_valid() reports that MPC83XX_CLK_PCI is valid,
init_all_clks() proceeds to call init_single_clk(), but that doesn't
know about either MPC83XX_CLK_PCI or has any handling of the
TYPE_SCCR_ONOFF mode correctly returned by retrieve_mode(). Hence
init_single_clk() ends up returning -EINVAL, and the whole board hangs
in serial_init().

The quickest fix is to simply pretend that clock is invalid for
all, since nobody can have been relying on it. Adding proper support
seems to be a bit more involved than just handling TYPE_SCCR_ONOFF:

- The power-on-reset value of SCCR[PCICM] is 0, so
  mpc83xx_clk_enable() would probably need to be tought to enable the
  clock.

- The frequency of PCI_SYNC_OUT is either SYS_CLK_IN or SYS_CLK_IN/2
  depending on the CFG_CLKIN_DIV configuration input, but that can't
  be read from software, so to properly fill out
  ->speed[MPC83XX_CLK_PCI] I think one would need guidance from
  Kconfig or dtb.

Partially fixes: 07d538d281 clk: Add MPC83xx clock driver

Signed-off-by: Rasmus Villemoes <rasmus.villemoes@prevas.dk>
Reviewed-by: Mario Six <mario.six@gdsys.cc>
2020-01-08 08:14:36 +01:00
Simon Glass
b2b1100a3b aspeed: ast2500: Read clock ofdata in the correct method
At present the clock driver reads its ofdata in the probe() method. This
is not correct although it is often harmless.

However in this case it causes a problem, something like this:

- ast_get_scu() is called (from somewhere) to get the SCI address
- this probes the clock
   - first sets up ofdata (which does nothing at present)
   - DM marks clock device as active
   - DM calls pinctrl
      - pinctrl probes and calls ast_get_scu() in ast2500_pinctrl_probe()
      - ast_get_scu() probes the clock, but sees it already marked as
           probed
      - ast_get_scu() accesses the clock's private data, with scu as NULL
   - DM calls clock probe function ast2500_clk_probe() which reads scu

By putting the read of scu into the correct method, scu is read as part of
ofdata setup, and everything is OK.

Note: This problem did not matter until now since DM always probed all
parents before reading a child's ofdata. The fact that pinctrl is a child
of clock seems to trigger this strange bug.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Cédric Le Goater <clg@kaod.org>
2020-01-07 16:02:38 -07:00
Sughosh Ganu
82ebf0f6a0 clk: stm32mp1: Add a clock entry for RNG1 device
Add an entry for allowing clock enablement for the random number
generator peripheral, RNG1.

Signed-off-by: Sughosh Ganu <sughosh.ganu@linaro.org>
Reviewed-by: Patrice Chotard <patrice.chotard@st.com>
Acked-by: Patrick Delaunay <patrick.delaunay@st.com>
2020-01-07 18:08:21 +01:00
Ley Foon Tan
c168fc71a3 clk: agilex: Add clock driver for Agilex
Add clock manager driver for Agilex. Provides clock initialization
and get_rate functions.

agilex-clock.h is from Linux commit ID cd2e1ad12247.

Signed-off-by: Chee Hong Ang <chee.hong.ang@intel.com>
Signed-off-by: Ley Foon Tan <ley.foon.tan@intel.com>
Reviewed-by: Simon Goldschmidt <simon.k.r.goldschmidt@gmail.com>
2020-01-07 14:38:33 +01:00
Tom Rini
2f02845817 Fixes for 2020.01
-----------------
 
 - imx8qxp_mek: increase buffer sizes and args number
 - Fixes for imx7ulp
 - imx8mm: Fix the first root clock in imx8mm_ahb_sels[]
 - colibri_imx7: reserve DDR memory for Cortex-M4
 - vining2000: fixes and convert to ethernet DM
 - imx8m: fix rom version check to unbreak some B0 chips
 - tbs2910: Disable VxWorks image booting support
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Merge tag 'u-boot-imx-20191209' of https://gitlab.denx.de/u-boot/custodians/u-boot-imx

Fixes for 2020.01
-----------------

- imx8qxp_mek: increase buffer sizes and args number
- Fixes for imx7ulp
- imx8mm: Fix the first root clock in imx8mm_ahb_sels[]
- colibri_imx7: reserve DDR memory for Cortex-M4
- vining2000: fixes and convert to ethernet DM
- imx8m: fix rom version check to unbreak some B0 chips
- tbs2910: Disable VxWorks image booting support
2019-12-09 10:32:08 -05:00
Frieder Schrempf
f5edb0d86d clk: imx: imx8mm: Fix the first root clock in imx8mm_ahb_sels[]
The 24MHz oscillator clock is referenced by "clock-osc-24m" and not
"osc_24m".

Signed-off-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
2019-12-06 13:57:42 +01:00
mingming lee
9072400775 clk: mediatek: add driver for MT8518
Add clock driver for MediaTek MT8518 SoC.

Signed-off-by: mingming lee <mingming.lee@mediatek.com>
2019-12-03 08:44:14 -05:00
Simon Glass
1045315df0 common: Move get_ticks() function out of common.h
This function belongs in time.h so move it over and add a comment.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
2019-12-02 18:23:13 -05:00
Simon Glass
2189d5f1e8 Move strtomhz() to vsprintf.h
At present this function sits in its own file but it does not really
justify it. There are similar string functions in vsprintf.h, so move it
there. Also add the missing function comment.

Use the vsprintf.h include file explicitly where needed.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
2019-12-02 18:23:09 -05:00
Finley Xiao
fe9efbca7b rockchip: clk: Add clk driver for rk3308
Add clk controller driver for RK3308 SOC.

This patch depends on Elaine's pll patch[0].

[0]http://patchwork.ozlabs.org/patch/1183718/

Signed-off-by: Andy Yan <andy.yan@rock-chips.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2019-11-17 17:22:53 +08:00
Elaine Zhang
bbda2ed584 rockchip: clk: pll: add common pll setting funcs
Common PLL setup function, compatible with different SOC.
Mainly for the subsequent new SOC use.

Signed-off-by: Elaine Zhang <zhangqing@rock-chips.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2019-11-17 17:22:53 +08:00
Heiko Stuebner
a5ada25e42 rockchip: clk: fix wrong CONFIG_IS_ENABLED handling
CONFIG_IS_ENABLED() needs the config name like used in Kconfig, so
without the leading CONFIG_. The clock drivers all wrongly check for
CONFIG_RESET_ROCKCHIP, fix that

Signed-off-by: Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2019-11-17 17:22:53 +08:00
Heiko Stuebner
a04f6fd17f rockchip: clk: rv1108: remove duplicate reset init
rockchip_reset_bind() already does the needed init for the reset
registers, only referenced the wrong cru structure.

So we can get rid of the open-coded reset init and just fix
the correct cru reference.

Signed-off-by: Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2019-11-17 17:22:53 +08:00
Kever Yang
d49a526750 rockchip: clk: add px30 clock driver
The px30 contains 2 separate clock controllers, pmucru and cru.
Add drivers for them.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Signed-off-by: Heiko Stuebner <heiko.stuebner@theobroma-systems.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2019-11-17 17:23:07 +08:00
Tom Rini
5f7ff6d63e u-boot-imx-20191105
-------------------
 i.MX8MN SoC support
 ROM API image download support
 i.MX8MM enet enabling
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Merge tag 'u-boot-imx-20191105' of https://gitlab.denx.de/u-boot/custodians/u-boot-imx

u-boot-imx-20191105
-------------------
i.MX8MN SoC support
ROM API image download support
i.MX8MM enet enabling
2019-11-12 07:18:23 -05:00
Tom Rini
086e391bc4 Merge tag 'u-boot-rockchip-20191110' of https://gitlab.denx.de/u-boot/custodians/u-boot-rockchip
- Add support for rockchip pmic rk805,rk809, rk816, rk817
- Add rk3399 board Leez support
- Fix bug in rk3328 ram driver
- Adapt SPL to support ATF bl31 with entry at 0x40000
- Fix the u8 type comparision with '-1'.
- Fix checkpatch warning for multi blank line and review signature.
2019-11-11 14:19:32 -05:00
Simon South
2cbdb6e051 clk: rockchip: rk3328: Configure CPU clock
Add a call to rk3328_configure_cpu() during initialization to set the
CPU-clock frequency.

Signed-off-by: Simon South <simon@simonsouth.net>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2019-11-10 20:40:20 +08:00
Keerthy
e0aa873bc7 clk: clk-ti-sci: Notify AVS driver upon setting clock rate
Notify AVS driver upon setting clock rate so that voltage
is changed accordingly.

Signed-off-by: Keerthy <j-keerthy@ti.com>
2019-11-07 18:39:16 -05:00
Peng Fan
ddf66d2159 clk: imx: imx8mm: add set_parent callback
Add set_parent callback, then assigned-clock-parents in dts could
be work.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Tested-by: Frieder Schrempf <frieder.schrempf@kontron.de>
2019-11-05 10:27:18 +01:00
Peng Fan
3bdd558737 clk: imx8mm: add enet clk
Add enet ref/timer/PHY_REF/root clk which are required to make enet
function well.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Reviewed-by: Frieder Schrempf <frieder.schrempf@kontron.de>
Tested-by: Frieder Schrempf <frieder.schrempf@kontron.de>
2019-11-05 10:27:18 +01:00
Peng Fan
a3aff5e5f3 clk: imx: add i.MX8MN ccf driver
Add i.MX8MM ccf driver support.
Modifed from Linux Kernel 5.3.0-rc1, drop some entries
that not used in U-Boot and adapt to U-Boot CCF style.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
Cc: Lukasz Majewski <lukma@denx.de>
2019-11-05 10:27:18 +01:00
Tom Rini
412326d1bc Merge tag 'u-boot-clk-23Oct2019' of https://gitlab.denx.de/u-boot/custodians/u-boot-clk
- Add I2C clocks for i.MX6Q CCF driver
- Fix check in clk_set_default_parents()
- Managed API to get clock from device tree
- Fixes for core clock code (including sandbox regression tests)
2019-10-30 13:13:46 -04:00
Tom Rini
ffc379b42c - bmips: add BCRM NAND support for BCM6368, BCM6328, BCM6362 and BCM63268 SoCs
- bmips: various small fixes
 - mtmips: add new drivers for clock, reset-controller and pinctrl
 - mtmips: add support for high speed UART
 - mtmips: update/enhance drivers for SPI and ethernet
 - mtmips: add support for MMC
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Merge tag 'mips-pull-2019-10-25' of git://git.denx.de/u-boot-mips

- bmips: add BCRM NAND support for BCM6368, BCM6328, BCM6362 and BCM63268 SoCs
- bmips: various small fixes
- mtmips: add new drivers for clock, reset-controller and pinctrl
- mtmips: add support for high speed UART
- mtmips: update/enhance drivers for SPI and ethernet
- mtmips: add support for MMC
2019-10-25 20:07:24 -04:00
Weijie Gao
77ed3c42fe clk: add clock driver for MediaTek MT76x8 platform
This patch adds a clock driver for MediaTek MT7628/7688 SoC.
It provides clock gate control as well as getting clock frequency for
CPU/SYS/XTAL and some peripherals.

Signed-off-by: Weijie Gao <weijie.gao@mediatek.com>
2019-10-25 17:20:44 +02:00
Michal Simek
039c740d66 arm64: zynqmp: Switch to xlnx-zynqmp-clk header
Use prepared header instead of hardcoded values.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-10-24 13:37:02 +02:00
Michal Simek
6596270ecb arm64: versal: Rename versal_pm_request to xilinx_pm_request
Use generic name instead of Versal specific because this should be also
used on ZynqMP.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-10-24 13:37:01 +02:00
Michal Simek
0f3604a2b3 arm64: versal: Clean pm_api_id usage
Copy enum values from platform code to firmware code. IDs are shared
between ZynqMP and Versal.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-10-24 13:37:01 +02:00
Jean-Jacques Hiblot
9a52be129c test: clk: test clock self assignment
Make sure that the clock self-assignment works by having a clock of
clk-sbox be configured automatically when clk-sbox is probed.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
2019-10-22 16:14:05 +02:00
Jean-Jacques Hiblot
fd1ba29652 drivers: clk: Fix using assigned-clocks in the node of the clock it sets up
This fixes the case where assigned-clocks is used to define a clock
defaults inside this same clock's node. This is used sometimes to setup a
default parents and/or rate for a clock.

example:
muxed_clock: muxed_clock {
	clocks = <&clk_provider 0>, <&clk_provider 1>;
	#clock-cells = <0>;
	assigned-clocks = <&muxed_clock>;
	assigned-clock-parents = <&clk_provider 1>;
};

It doesn't work in u-boot because the assigned-clocks are setup *before*
the clock is probed. (clk_set_parent() will likely crash or fail if called
before the device probe function)
Making it work by handling "assigned-clocks" in 2 steps: first before the
clk device is probed, and then after the clk device is probed.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
2019-10-22 16:14:05 +02:00
Jean-Jacques Hiblot
dd2e0ce2a4 test: clk: Update tests to also check the managed API
Add a few more clocks the clk_sandbox clock provider and get them using
the managed API.
Make sure they are released when the device is removed.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
2019-10-22 16:14:05 +02:00
Jean-Jacques Hiblot
52720c536f drivers: clk: Add a managed API to get clocks from the device-tree
Add devm_clk_get(), devm_clk_get_optional() to get clocks from the
device-tree. The clocks is automatically released and the data structure
freed when the device is unbound.
Also add devm_clk_put() to release the clock and free the data structure
manually.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
2019-10-22 16:14:05 +02:00
Jean-Jacques Hiblot
8a1661f20e drivers: clk: Handle gracefully NULL pointers
Prepare the way for a managed CLK API by handling NULL pointers without
crashing nor failing.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
2019-10-22 16:14:05 +02:00
Lukasz Majewski
727fa4539c clk: Add support for I2C clocks on NXP's imx6q SoC which use CCF
This change adds support for I2C clock modeled in CCF. This code intention
is to only enable those clocks in the I2C driver with default settings.
For that reason the "busy" versions of clocks reuse the generic approach
and would need to be updated when one wants to adjust the I2C clock
frequency in U-Boot.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
2019-10-22 16:14:05 +02:00
Jean-Jacques Hiblot
02e2a2ad2f clk: Fix error check in clk_set_default_parents()
According to the documentation in clk.h, clk_set_parent() return the new
rate of the clock or a negative error code.

Signed-off-by: Jean-Jacques Hiblot <jjhiblot@ti.com>
2019-10-22 16:14:05 +02:00
Neil Armstrong
2168a52e2b clk: meson-sm1: add compatible
The SM1 clock controller is almost identical to the G12A and
so far the differences don't matter.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
2019-10-18 14:26:59 +02:00
Neil Armstrong
a0513b40cc clk: meson: g12a: add support for VPU/HDMI clocks
Add necessary clock support to set up clock for the VPU and
HDMI support.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
Reviewed-by: Anatolij Gustschin <agust@denx.de>
2019-10-18 10:46:08 +02:00
Tero Kristo
260777fc23 clk: cdce9xx: add support for cdce9xx clock synthesizer
Add support for CDCE913/925/937/949 family of devices. These are modular
PLL-based low cost, high performance, programmable clock synthesizers,
multipliers and dividers. They generate up to 9 output clocks from a
single input frequency. The initial version of the driver does not
support programming of the PLLs, and thus they run in the bypass mode
only. The code is loosely based on the linux kernel cdce9xx driver.

Signed-off-by: Tero Kristo <t-kristo@ti.com>
2019-10-11 13:32:39 -04:00
Tom Rini
44fb0d6c9f Xilinx/FPGA changes for v2020.01
FPGA:
 - Enable fpga loading on Versal
 - Minor fix
 
 Microblaze:
 - Fix LMB configurations to support initrds
 - Some other cleanups
 
 Zynq:
 - Minor config/dt changes
 - Add distro boot support for usb1 and mmc1
 - Remove Xilinx private boot commands and use only distro boot
 
 ZynqMP:
 - Kconfig cleanups, defconfig updates
 - Update some dt files
 - Add firmware driver for talking to PMUFW
 - Extend distro boot support for jtag
 - Add new IDs
 - Add system controller configurations
 - Convert code to talk firmware via mailbox or SMCs
 
 Versal:
 - Add board_late_init()
 - Add run time DT memory setup
 - Add DFU support
 - Extend distro boot support for jtag and dfu
 - Add clock driver
 - Tune mini configurations
 
 Xilinx:
 - Improve documentation (boot scripts, dt binding)
 - Enable run time initrd_high calculation
 - Define default SYS_PROMPT
 - Add zynq/zynqmp virtual defconfig
 
 Drivers:
 - Add Xilinx mailbox driver for talking to firmware
 - Clean zynq_gem for Versal
 - Move ZYNQ_HISPD_BROKEN to Kconfig
 - Wire genphy_init() in phy.c
 - Add Xilinx gii2rgmii bridge
 - Cleanup zynq_sdhci
 - dwc3 fix
 - zynq_gpio fix
 - axi_emac fix
 
 Others:
 - apalis-tk1 - clean config file
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Merge tag 'xilinx-for-v2020.01' of https://gitlab.denx.de/u-boot/custodians/u-boot-microblaze

Xilinx/FPGA changes for v2020.01

FPGA:
- Enable fpga loading on Versal
- Minor fix

Microblaze:
- Fix LMB configurations to support initrds
- Some other cleanups

Zynq:
- Minor config/dt changes
- Add distro boot support for usb1 and mmc1
- Remove Xilinx private boot commands and use only distro boot

ZynqMP:
- Kconfig cleanups, defconfig updates
- Update some dt files
- Add firmware driver for talking to PMUFW
- Extend distro boot support for jtag
- Add new IDs
- Add system controller configurations
- Convert code to talk firmware via mailbox or SMCs

Versal:
- Add board_late_init()
- Add run time DT memory setup
- Add DFU support
- Extend distro boot support for jtag and dfu
- Add clock driver
- Tune mini configurations

Xilinx:
- Improve documentation (boot scripts, dt binding)
- Enable run time initrd_high calculation
- Define default SYS_PROMPT
- Add zynq/zynqmp virtual defconfig

Drivers:
- Add Xilinx mailbox driver for talking to firmware
- Clean zynq_gem for Versal
- Move ZYNQ_HISPD_BROKEN to Kconfig
- Wire genphy_init() in phy.c
- Add Xilinx gii2rgmii bridge
- Cleanup zynq_sdhci
- dwc3 fix
- zynq_gpio fix
- axi_emac fix

Others:
- apalis-tk1 - clean config file
2019-10-09 16:22:03 -04:00
Siva Durga Prasad Paladugu
95105089af clk: versal: Add clock driver support
This patch adds clock driver support for Versal platform. The clock driver
queries and performs clock operations using PLM firmware by communicating
with it using SMC calls.

Signed-off-by: Siva Durga Prasad Paladugu <siva.durga.paladugu@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-10-08 09:41:24 +02:00
Rajan Vaja
14723ed544 zynqmp: firmware: Add Xilinx ZynqMP firmware driver
Add simple ZynqMP firmware drive to populate child nodes under
zynqmp_firmware DT node.

Signed-off-by: Rajan Vaja <rajan.vaja@xilinx.com>
Signed-off-by: Michal Simek <michal.simek@xilinx.com>
2019-10-08 09:11:14 +02:00
Tudor Ambarus
b96b175cbb ARM: at91: Rename sama5_sfr.h to at91_sfr.h
The Special Function Registers (SFR) are present in sam9x5 and
sam9x60 too, rename sama5_sfr to at91_sfr.h.

Signed-off-by: Tudor Ambarus <tudor.ambarus@microchip.com>
2019-10-08 09:16:11 +03:00
Kever Yang
445f85fc8e rockchip: clk: rk3399: remove clk_enable()
There is no real driver for clk enable/disable now, and we actually
don't need it now, remove it so that not waste CPU cycles and code size.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
2019-09-11 16:16:12 +08:00
Kever Yang
7be113ba79 rockchip: clk: rk3368: remove clk_enable()
There is no real driver for clk enable/disable now, and we actually
don't need it now, remove it so that not waste CPU cycles and code size.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
2019-09-11 16:16:12 +08:00
Kever Yang
899c3b3523 rockchip: clk: rk3328: remove clk_enable()
There is no real driver for clk enable/disable now, and we actually
don't need it now, remove it so that not waste CPU cycles and code size.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
2019-09-11 16:16:12 +08:00
Kever Yang
c7ed19047e rockchip: clk: rk3288: remove clk_enable()
There is no real driver for clk enable/disable now, and we actually
don't need it now, remove it so that not waste CPU cycles and code size.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
2019-09-11 16:16:12 +08:00
Eddie James
38c9f08b41 clk: aspeed: Add support for SD clock
Add code to enable the SD clock on the ast2500 SoC.

Reviewed-by: Cédric Le Goater <clg@kaod.org>
Signed-off-by: Eddie James <eajames@linux.ibm.com>
2019-09-05 15:27:31 +08:00
Tom Rini
80505e59df - add missing g12b clock driver compatible, fixing odroid-n2 usb support
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Merge tag 'u-boot-amlogic-20190828' of https://gitlab.denx.de/u-boot/custodians/u-boot-amlogic

- add missing g12b clock driver compatible, fixing odroid-n2 usb support
2019-08-29 07:25:48 -04:00
Mark Kettenis
d0e8c4ad51 clk: meson-g12b: add compatible
The G12B clock controller is almost identical to the G12A and
so far the differences don't matter.  Adding the G12B compatible
makes USB work on the Odroid-N2.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
2019-08-28 10:14:31 +02:00
Patrick Delaunay
4de076ed09 stm32mp1: clk: use gd to store frequency information
Use existing gd structure to store frequency information
which can be used in drivers or arch without new request.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
2019-08-27 11:19:23 +02:00
Patrick Delaunay
7879a7d09c stm32mp1: clk: remove debug traces
Remove many debug trace.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
2019-08-27 11:19:23 +02:00
Adam Ford
a074667d52 Kconfig: Varios: Fix more SPL, TPL dependencies
Several options are presenting themselves on a various boards
where the options are clearly not used.  (ie, SPL/TPL options
when SPL or TPL are not defined)

This patch is not attempting to be a complete list of items, but
more like low hanging fruit.  In some instances, I wasn't sure
of DM was required, so I simply made them SPL or TPL.

This patch attempts to reduce some of the menuconfig noise
by defining dependencies so they don't appear when not used.

Signed-off-by: Adam Ford <aford173@gmail.com>
2019-08-26 11:46:29 -04:00
Tom Rini
50b4b80f59 Merge tag 'u-boot-rockchip-20190823' of https://gitlab.denx.de/u-boot/custodians/u-boot-rockchip
- remove rk3288 fennec board
- remove SPL raw image support for Rockchip SoCs
- add common misc_init_r() for ethaddr from cpuid
- enable USB HOST support for rk3328
- unify code for finding a valid gpt in part driver
2019-08-24 08:33:27 -04:00
Kever Yang
2fcff365e0 rockchip: clk: rk3328: add clk_enable ops for HCLK_HOST0
Required to successfully probe the ehci generic driver

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
2019-08-23 15:27:40 +08:00
Peng Fan
f62ec5c4bb clk: imx: add i.MX8MM clk driver
Add i.MX8MM clk driver support.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-08-22 00:10:15 +02:00
Peng Fan
543fdc2a16 clk: imx: add i.MX8M composite clk support
Import i.MX8M composite clk from Linux Kernel 5.3.0-rc2

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-08-22 00:10:14 +02:00
Peng Fan
bbb5871b8d clk: imx: add pll14xx driver
Add pll14xx driver for i.MX8MM usage, modifed
from Linux Kernel 5.3.0-rc1

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-08-22 00:10:14 +02:00
Peng Fan
ccab06689a clk: imx: expose CCF entry for all
Expose CCF entry, then we could avoid expand the SoC support list

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-08-22 00:10:14 +02:00
Peng Fan
c66f4f5e30 sandbox: clk: add clk enable/disable test code
Since we added clk enable_count and prograte clk child enabling
operation to clk parent, so add a new function sandbox_clk_enable_count
to get enable_count for test usage.

And add test code to get the enable_count after we enable/disable
the device clk.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-08-22 00:10:09 +02:00
Peng Fan
0520be0f67 clk: prograte clk enable/disable to parent
On i.MX8MM, thinking such as clk path
OSC->PLL->PLL GATE->CCM ROOT->CCGR GATE->Device

Only enabling CCGR GATE is not enough, we also need to enable PLL GATE
to make sure the clk path work. So when enabling CCGR GATE,
we could prograte to enabling PLL GATE to make life easier.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-08-22 00:10:09 +02:00
Peng Fan
e6849e2fd8 clk: introduce enable_count
As what Linux Kernel 5.3.0 provides when enable/disable clk,
there is an enable_count in clk_core_disable/enable. Introduce
enable_count to track the clk enable/disable count when
clk_enable/disable for CCF. And Initialize enable_count to 0 when
register the clk.

And clk tree dump with enable_count will be supported, it will
be easy for us to check the clk status with enable_count

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-08-22 00:10:09 +02:00
Sekhar Nori
acbb7cd4d3 clk: add support for clk_is_match()
Add support for clk_is_match() which is required to
know if two clock pointers point to the same exact
physical clock.

Also add a unit test for the new API.

Reviewed-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2019-08-12 13:33:38 -04:00
Marek Vasut
ca6da6dd93 clk: renesas: Add R8A77980 V3H clock tables
Import R8A77980 V3H clock tables from Linux 5.2.7 , commit 5697a9d3d55f.

Signed-off-by: Marek Vasut <marek.vasut+renesas@gmail.com>
Cc: Nobuhiro Iwamatsu <iwamatsu@nigauri.org>
2019-08-09 23:15:01 +02:00
Ryder Lee
2d88b5a38e clk: MediaTek: add hifsys entry for MT7623 SoC.
This adds high speed interface subsystem - hifsys (i.e. PCIe and USB)
for MT7623 SoC and enables its reset controller.

The control block is shared with ethsys and accordingly rename the
related defines.

Tested-by: Frank Wunderlich <frank-w@public-files.de>
Signed-off-by: Ryder Lee <ryder.lee@mediatek.com>
2019-08-07 15:31:03 -04:00
Tom Rini
898c40c0d6 Merge https://gitlab.denx.de/u-boot/custodians/u-boot-clk
- Port more CCF code to work with i.MX8 devices.
2019-08-02 13:29:46 -04:00
Heinrich Schuchardt
0c0cdc8610 clk: meson: remove duplicate logic
First thing we check in meson_clk_set_rate_by_id() is current_rate == rate.
There is not need to check it again.

Signed-off-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Acked-by: Neil Armstrong <narmstrong@baylibre.com>
Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
2019-07-31 12:11:04 +02:00
Peng Fan
8f611dc71c clk: sandbox: add composite clk
Add composite clk to sandbox driver

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Peng Fan
2b12957d01 clk: gate: support sandbox
Introduce io_gate_val for sandbox clk gate test usage

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Peng Fan
0009763588 clk: add composite clk support
Import clk composite clk support from Linux Kernel 5.1-rc5

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Peng Fan
91944ef09d dm: clk: ignore default settings when node not valid
When the device not binded with a node, we need ignore
the parents and rate settings.

Cc: Simon Glass <sjg@chromium.org>
Cc: Jagan Teki <jagan@amarulasolutions.com>
Cc: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
Cc: Neil Armstrong <narmstrong@baylibre.com>
Cc: Andreas Dannenberg <dannenberg@ti.com>
Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Peng Fan
4b91ec076d clk: imx: gate2 add set rate
Add set rate for imx clk-gate2

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Peng Fan
b6c56d90b8 clk: imx: import clk heplers
Import some clk helpers from Linux Kernel for i.MX8MM usage

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Peng Fan
4f305bf1b6 clk: fixed_rate: export clk_fixed_rate
Export the structure for others to use.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Peng Fan
fe69b030de clk: divider set rate supporrt
Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Peng Fan
1c64330318 clk: add clk-gate support
Import clk-gate support from Linux Kernel 5.1-rc5

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Peng Fan
4b044082c1 clk: mux: add set parent support
Add set parent support for clk mux

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Peng Fan
5b27ff8986 clk: use clk_dev_binded
Preparing to support composite clk.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Peng Fan
2457612d6d clk: introduce clk_dev_binded
When support Clock Common Framework, U-Boot use dev for
clk tree information, there is no clk->parent. When
support composite clk, it contains mux/gate/divider,
but the mux/gate/divider is not binded with device.
So we could not use dev_get_uclass_priv to get the correct
clk_mux/gate/divider. So add clk_dev_binded to let
choose the correct method.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-07-31 09:20:51 +02:00
Tom Rini
c957be9ba0 Merge tag 'u-boot-rockchip-20190729' of https://gitlab.denx.de/u-boot/custodians/u-boot-rockchip
- Clean up and migrate to use common rockchip spl board file
- Clean up and migrate to use common rockchip board file
- Increase rk3288 CONFIG_SYS_BOOTM_LEN to 16MB
2019-07-29 09:02:15 -04:00
Kever Yang
84a6a27ae3 rockchip: rk3188: init CPU freq in clock driver
Init CPU frquency in clock driver instead of in SPL board file,
this will help for use common board file later.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
2019-07-29 10:25:27 +08:00
Tom Rini
df9a7a195b u-boot-imx-20190719
- CCF for i.MX6
 - nandbcb command to write SPL into NAND
 - Switch to DM (i.MX28)
 - Boards: Toradex, engicam, DH
 - Fixes for i.MX8
 - Fixes for i.MX7ULP
 
 Travis: https://travis-ci.org/sbabic/u-boot-imx/builds/561147504
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Merge tag 'u-boot-imx-20190719' of https://gitlab.denx.de/u-boot/custodians/u-boot-imx

u-boot-imx-20190719

- CCF for i.MX6
- nandbcb command to write SPL into NAND
- Switch to DM (i.MX28)
- Boards: Toradex, engicam, DH
- Fixes for i.MX8
- Fixes for i.MX7ULP

Travis: https://travis-ci.org/sbabic/u-boot-imx/builds/561147504
2019-07-27 09:35:05 -04:00
Sekhar Nori
e497fabb91 clk: initialize clk->data when using default xlate
Right now when using clk_of_xlate_default(), clk->data
remains un-initialized because clk_get_bulk() does not
initialize memory on allocation of clock structure.

This can cause problems when data is used to match if
two clocks pointers are exactly the same underlying
clocks, for example.

Fix it by initializing clk->data to 0.

Suggested-by: Lokesh Vutla <lokeshvutla@ti.com>
Signed-off-by: Sekhar Nori <nsekhar@ti.com>
2019-07-24 12:54:08 -07:00
Tom Rini
ff8c23e784 - add rtc driver for stm32mp1
- add remoteproc driver for stm32mp1
 - use kernel qspi compatible string for stm32
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Merge tag 'u-boot-stm32-20190723' of https://gitlab.denx.de/u-boot/custodians/u-boot-stm

- add rtc driver for stm32mp1
- add remoteproc driver for stm32mp1
- use kernel qspi compatible string for stm32
2019-07-23 14:16:21 -04:00
Patrick Delaunay
fd7fe1bb8d clk: stm32mp1: Add RTC clock entry
Add RTCAPB and RTC clock support.

Signed-off-by: Benjamin Gaignard <benjamin.gaignard@st.com>
Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
2019-07-22 11:04:52 +02:00
Tom Rini
79ea03b38a Merge tag 'rockchip-for-v2019.07' of https://gitlab.denx.de/u-boot/custodians/u-boot-rockchip
- rk3399 lpddr4 support
- rk3399-rock960 board support improvement
- Eliminate pyelftools dependency by make_fit_atf.py
- clean up rockchip dts to use -u-boot.dtsi
- use ARM arch/generic timer instead of rk_timer
- clean up Kconfig options for board support
2019-07-21 15:40:21 -04:00
Jagan Teki
f556d75aed clk: rockchip: rk3399: Set 400MHz ddr clock
Add support for setting 400MHz ddr clock.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: YouMin Chen <cym@rock-chips.com>
Reviewed-by: Kever Yang <Kever.yang@rock-chips.com>
2019-07-21 00:00:25 +08:00
Jagan Teki
0956568637 clk: rockchip: rk3399: Set 50MHz ddr clock
Add support for setting 50MHz ddr clock.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Signed-off-by: YouMin Chen <cym@rock-chips.com>
Reviewed-by: Kever Yang <Kever.yang@rock-chips.com>
2019-07-21 00:00:22 +08:00
Lukasz Majewski
87e460c304 clk: sandbox: Add sandbox test code for Common Clock Framework [CCF]
This patch provides code to implement the CCF clock tree in sandbox. It
uses all the introduced primitives; some generic ones are reused, some
sandbox specific were developed.

In that way (after introducing the real CCF tree in sandbox) the recently
added to clk-uclass.c: clk_get_by_id() and clk_get_parent_rate() are tested
in their natural work environment.

Usage (sandbox_defconfig and sandbox_flattree_defconfig):
./u-boot --fdt arch/sandbox/dts/test.dtb --command "ut dm clk_ccf"

Signed-off-by: Lukasz Majewski <lukma@denx.de>
2019-07-19 14:50:30 +02:00
Lukasz Majewski
5da0095e3a clk: sandbox: Adjust clk-mux.c to emulate reading divider value from HW
The generic mux clock code for CCF requires reading the clock multiplexer
value from HW registers. As sandbox by design has readl() as no-op it was
necessary to provide this value in the other way.

The new field in the mux structure (accessible only when sandbox is run)
has been introduced for this purpose.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
2019-07-19 14:50:30 +02:00
Lukasz Majewski
6bb15d6f07 clk: sandbox: Adjust clk-divider to emulate reading its value from HW
The generic divider clock code for CCF requires reading the divider value
from HW registers. As sandbox by design has readl() as no-op it was
necessary to provide this value in the other way.

The new field in the divider structure (accessible only when sandbox is
run) has been introduced for this purpose.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
2019-07-19 14:50:30 +02:00
Lukasz Majewski
1a961c9b32 dm: clk: Extend clk_get_parent_rate() to support CLK_GET_RATE_NOCACHE flag
If the CLK_GET_RATE_NOCACHE flag is set - the clk_get_parent_rate()
provides recalculated clock value without considering the cache setting.

This may be necessary for some clocks tightly coupled with power domains
(i.e. imx8), and prevents from reading invalid cached values.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
2019-07-19 14:50:30 +02:00
Lukasz Majewski
1d7993d1d0 clk: Port Linux common clock framework [CCF] for imx6q to U-boot (tag: v5.1.12)
This patch brings the files from Linux kernel (linux-stable/linux-5.1.y
SHA1: 5752b50477da)to provide clocks support as it is used on the Linux
kernel with Common Clock Framework [CCF] setup.

The directory structure has been preserved. The ported code only supports
reading information from PLL, MUX, Divider, etc and enabling/disabling
the clocks USDHCx/ECSPIx depending on used bus. Moreover, it is agnostic
to the alias numbering as the information about the clock is read from the
device tree.

One needs to pay attention to the comments indicating necessary for U-Boot's
driver model changes.

If needed, the code can be extended to support the "set" part of the clock
management.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
2019-07-19 14:50:30 +02:00
Lukasz Majewski
2796af7368 dm: clk: Define clk_get_by_id() for clk operations
This commit adds the clk_get_by_id() function, which is responsible
for getting the udevice with matching clk->id. Such approach allows
re-usage of inherit DM list relationship for the same class (UCLASS_CLK).
As a result - we don't need any other external list - it is just enough
to look for UCLASS_CLK related udevices.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
2019-07-19 14:50:30 +02:00
Lukasz Majewski
4aa78300a0 dm: clk: Define clk_get_parent_rate() for clk operations
This commit adds the clk_get_parent_rate() function, which is responsible
for getting the rate of parent clock.
Unfortunately, u-boot's DM support for getting parent is different
(the parent relationship is in udevice) than the one in Common Clock
Framework [CCF] in Linux.

To alleviate this problem - the clk_get_parent_rate() function has been
introduced to clk-uclass.c.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
2019-07-19 14:50:30 +02:00
Lukasz Majewski
0c660c2b32 dm: clk: Define clk_get_parent() for clk operations
This commit adds the clk_get_parent() function, which is responsible
for getting the parent's struct clock pointer.

U-Boot's DM support for getting parent is different (the parent
relationship is in udevice) than the one in Common Clock Framework [CCF]
in Linux. To obtain the pointer to struct clk of parent the
pdev->uclass_priv field is read via dev_get_clk_ptr() wrapper.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
2019-07-19 14:50:30 +02:00
Lukasz Majewski
36bac0a193 clk: Provide struct clk for fixed rate clock (clk_fixed_rate.c)
Up till now the fixed rate clock ('osc') has been added to UCLASS_CLK
without declaring struct clk. As a result it was only accessible by
iterating the udevice's uclass list.

This is a problem for clock code, which operates on pointers to struct
clk (like clk_get_rate()), not udevices.

After this change struct clk is accessible from udevice and udevice from
struct clk.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
2019-07-19 14:50:30 +02:00
Lukasz Majewski
ec8f1c02dd clk: Remove clock ID check in .get_rate() of clk_fixed_*
This check requires the struct clk passed to .get_rate() to be always
cleared out as any clock with valid ID causes -EINVAL return value.

The return code of fixed clocks shall always be returned.

Signed-off-by: Lukasz Majewski <lukma@denx.de>
Reviewed-by: Peng Fan <peng.fan@nxp.com>
2019-07-19 14:50:30 +02:00
Anup Patel
8633edeb2a clk: sifive: Drop GEMGXL clock driver
The GEMGXL clock driver is now directly part of Cadence MACB
ethernet driver in upstream Linux kernel. There is no separate
GEMGXL clock driver in upstream Linux kernel hence we drop
GEMGXL clock driver from U-Boot as well.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2019-07-19 14:24:51 +08:00
Anup Patel
ed0ef3776c clk: sifive: Sync-up main driver with upstream Linux
The DT bindings of SiFive clock driver in upstream Linux has
changes. As-per latest DT bindings, the clock driver takes two
parent clocks and compatible string has also changed.

This patch sync-up SiFive clock driver implementation as-per
upstream Linux so that we now use latest DT bindings.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2019-07-19 14:24:51 +08:00
Anup Patel
66591a719a clk: sifive: Sync-up DT bindings header with upstream Linux
The location and license header of DT bindings header for SiFive
clock driver has changed in upstream Linux hence this patch.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2019-07-19 14:24:51 +08:00
Anup Patel
c236802696 clk: sifive: Sync-up WRPLL library with upstream Linux
Now that SiFive clock driver is merged in upstream Linux, we
sync-up WRPLL library used by SiFive clock driver with upstream
Linux sources.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2019-07-19 14:24:51 +08:00
Anup Patel
d04c79d2b2 clk: sifive: Factor-out PLL library as separate module
To match SiFive clock driver with latest Linux, we factor-out PLL
library as separate module under drivers/clk/analogbits.

Signed-off-by: Anup Patel <anup.patel@wdc.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
2019-07-19 14:24:51 +08:00
Jagan Teki
dd7dfa217e clk: rockchip: rk3399: Fix check patch warnings and checks
- CHECK: spaces preferred around that '*'
- CHECK: spaces preferred around that '/'
- CHECK: space preferred before that '|'
- WARNING: macros should not use a trailing semicolon
- CHECK: Unnecessary parentheses around 'fbdiv <= min_fbdiv'
- CHECK: Unnecessary parentheses around 'parent->id == SCLK_MAC'
- CHECK: Unnecessary parentheses around 'parent->dev == clk->dev'
- WARNING: line over 80 characters
- CHECK: Prefer kernel type 'u8' over 'uint8_t'
- Add proper macro definitions arrangements

Note: there are still line over 80 characters and other warnings but
fixing those making code look unreadable, so I kept it as it is.

Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Reviewed-by: Kever Yang <Kever.yang@rock-chips.com>
2019-07-19 11:11:09 +08:00
Mark Kettenis
555ceca088 rockchip: clk: rk3399: handle clk_enable requests for USB3
The "simple" OF glue layer for the Designware USB3 core enables
all refernced clocks.  These need to be need to be implemented
otherwise the driver fails to probe.  A dummy implementation
that simply returns success is sufficient since the RK3399 comes
out of reset with all clock gates open.

Signed-off-by: Mark Kettenis <kettenis@openbsd.org>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2019-07-19 11:11:09 +08:00
Tom Rini
0e80dda32c Merge branch 'master' of https://gitlab.denx.de/u-boot/custodians/u-boot-sunxi
- Beelink-x2 STB support (Marcus)
- H6 DDR3, LPDDR3 changes (Andre, Jernej)
- H6 pin controller, USB PHY (Andre)
2019-07-16 11:19:31 -04:00
Andre Przywara
106c1300a5 sunxi: clocks: Add H6 USB clock gates and resets
To enable USB support in U-Boot, add the required clock and reset gates
to the H6 clock driver. Once enabled, the generic EHCI/OCHI drivers will
pick them up from there automatically.

Signed-off-by: Andre Przywara <andre.przywara@arm.com>
Tested-by: Corentin Labbe <clabbe.montjoie@gmail.com> # Pine-H64
Reviewed-by: Jagan Teki <jagan@amarulasolutions.com>
2019-07-16 17:13:15 +05:30
Tom Rini
a9a3a37f92 - syscon: add support for power off
- stm32mp1: add op-tee config
 - stm32mp1: add specific commands: stboard and stm32key
 - add stm32 mailbox driver
 - solve many stm32 warnings when building with W=1
 - update stm32 gpio driver
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Merge tag 'u-boot-stm32-20190712' of https://gitlab.denx.de/u-boot/custodians/u-boot-stm

- syscon: add support for power off
- stm32mp1: add op-tee config
- stm32mp1: add specific commands: stboard and stm32key
- add stm32 mailbox driver
- solve many stm32 warnings when building with W=1
- update stm32 gpio driver
2019-07-14 09:09:49 -04:00
Patrick Delaunay
67d74ce2fa clk: clk_stm32mp1: Fix warnings when compiling with W=1
This patch solves the following warnings:

drivers/clk/clk_stm32mp1.c: In function 'stm32mp1_clk_get_parent':
warning: comparison between signed and unsigned integer expressions [-Wsign-compare]
  for (i = 0; i < ARRAY_SIZE(stm32mp1_clks); i++)
                ^
Signed-off-by: Patrice Chotard <patrice.chotard@st.com>

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
2019-07-12 11:50:55 +02:00
Patrick Delaunay
dfda7d4c83 stm32mp1: syscon: remove stgen
Reduce difference with kernel Linux device tree.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
2019-07-12 11:18:53 +02:00
Masahiro Yamada
9a2f0e5ccd clk: uniphier: add EMMC clock for LD11, LD20, and PXs3
I also added comments for NAND clocks.

Signed-off-by: Masahiro Yamada <yamada.masahiro@socionext.com>
2019-07-10 22:41:55 +09:00
Tom Rini
2702646bc0 - Add Ethernet support for STM32MP1
- Add saveenv support for STM32MP1
 - Add STM32MP1 Avenger96 board support
 - Add SPI driver suport for STM32MP1
 - Add watchdog support for STM32MP1
 - Update power supply check via USB TYPE-C for STM32MP1 discovery board
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Merge tag 'u-boot-stm32-20190606' of https://github.com/pchotard/u-boot

- Add Ethernet support for STM32MP1
- Add saveenv support for STM32MP1
- Add STM32MP1 Avenger96 board support
- Add SPI driver suport for STM32MP1
- Add watchdog support for STM32MP1
- Update power supply check via USB TYPE-C for STM32MP1 discovery board
2019-06-11 17:22:22 -04:00
Marcel Ziswiler
16f8b84917 clk: imx8qm: fix usdhc2 clocks
Trying to bring up uSDHC2 the following error message was observed:

MMC:   imx8_clk_set_rate(Invalid clk ID #60)
imx8_clk_set_rate(Invalid clk ID #60)
usdhc@5b030000 - probe failed: -22

This commit fixes this by properly setting resp. clocks.

Signed-off-by: Marcel Ziswiler <marcel.ziswiler@toradex.com>
Reviewed-by: Max Krummenacher <max.krummenacher@toradex.com>
2019-06-11 10:42:48 +02:00
Patrick Delaunay
f6ccdda126 stm32mp1: clk: use the correct identifier for ethck
ETHCK_K is the identifier the kernel clock for ETH in kernel
binding, selected by ETHKSELR / gated by ETHCKEN = BIT(7).
U-Boot driver need to use the same identifier, so change ETHCK
to ETHCK_K.

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
Signed-off-by: Christophe Roullier <christophe.roullier@st.com>
2019-06-06 17:40:18 +02:00
Patrice Chotard
248278d7f7 clk: stm32mp1: Add SPI1 clock entry
Add missing SPI1 clock needed by SPI1 instance.

Signed-off-by: Patrice Chotard <patrice.chotard@st.com>
2019-06-06 17:40:17 +02:00
Bin Meng
49191d259f clk: sifive: Add clock driver for GEMGXL MGMT
This adds a clock driver to support the GEMGXL management IP block
found in FU540 SoCs to control GEM TX clock operation mode for
10/100/1000 Mbps.

Signed-off-by: Bin Meng <bmeng.cn@gmail.com>
Reviewed-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
Tested-by: Lukas Auer <lukas.auer@aisec.fraunhofer.de>
2019-06-01 13:33:17 -05:00
Tom Rini
8a802a2eef Merge tag 'rockchip-for-v2019.07-rc3' of git://git.denx.de/u-boot-rockchip
- some fix for rk3399-puma;
- rockchip script make_fit_atf.py cleanup
- Enable TPL for rk3399 orangepi and nanopi4;
- add support for rk3399 boards: Nanopi NEO4, Rockpro64, Rock PI 4;
2019-05-31 07:17:09 -04:00
Neil Armstrong
08e09c263f clk: meson-g12a: Add PCIE PLL support
The G12A PCIE PLL clock was introduced in Linux 5.2-rc1, and is needed
for USB to operate, add basic support for it and associated gates.

Signed-off-by: Neil Armstrong <narmstrong@baylibre.com>
2019-05-31 09:57:49 +02:00
Christoph Muellner
2461543632 rockchip: clk: rk3399: allow requests for all UART clocks
This patch adds the rate for UART1 and UART3 the same way
as already implemented for UART0 and UART2.

This is required for boards, which have their console output
on these UARTs.

Signed-off-by: Christoph Muellner <christoph.muellner@theobroma-systems.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
2019-05-30 18:22:35 +08:00
Patrick Delaunay
c3e828bff2 clk: stm32mp1: add set_rate for DDRPHYC clock
Add the DDRPHYC support for clk_set_rate, used in DDR interactive mode

Signed-off-by: Patrick Delaunay <patrick.delaunay@st.com>
2019-05-23 11:36:47 +02:00
Mario Six
487bb2bc85 mpc83xx_clk: Add enable method
Some DM drivers have hardcoded clk_enable calls when handling
clocks (for example the fsl_esdhc driver).

To work with these drivers, add an enable method to the MCP83xx clock
driver (which does nothing, because the clocks are always enabled).

Signed-off-by: Mario Six <mario.six@gdsys.cc>
2019-05-21 07:52:34 +02:00
Tom Rini
f30f268a07 Merge tag 'rockchip-for-v2019.07-rc1' of git://git.denx.de/u-boot-rockchip
Improvements and new features:
- split more rockchip pinctrl_core feature into per SoC
- enable TPL for evb-rk3399 board
- enable TPL/SPL for evb-px5 board
- enable TPL and OP-TEE support for evb-rk3229
- update fix in arm common assembly start code for rockchip header file
- update default SPL_FIT_GENERATOR for rockchip
- rk3399 boards update to use '-u-boot.dtsi'
- add new rk3399 boards: Nanopi M4, Nanopc T4
- enable sound for chromebook_minnie
2019-05-09 12:36:17 -04:00
Tom Rini
504bf790da Merge branch 'master' of git://git.denx.de/u-boot-sunxi
- H6 Beelink GS1 board (Clément)
- Olimex A64-Teres-I board (Jonas)
- sunxi build fix for CONFIG_CMD_PXE|DHCP (Ondrej)
- Change include order (Jagan)
- EPHY clock changes (Jagan)
- EMAC enablement on Cubietruck Plus, BPI-M3 (Chen-Yu Tsai)
2019-05-08 16:21:43 -04:00
Jagan Teki
dcb63fcd16 clk: Use clk_get_by_index_tail()
clk_get_by_index_tail() now handle common clk get by index
code so use it from clk_get_by_indexed_prop().

Cc: Stephen Warren <swarren@nvidia.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
2019-05-09 00:44:13 +05:30
Jagan Teki
75f98314f9 clk: Get the CLK by index without device
Getting a CLK by index with device is not straight forward
for some use-cases like handling clock operations for child
node in parent driver. So we need to process the child node
in parent probe via ofnode and process CLK operation for child
without udevice but with ofnode.

So add clk_get_by_index_nodev() and move the common code
in clk_get_by_index_tail() to use for clk_get_by_index()

Cc: Stephen Warren <swarren@nvidia.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
2019-05-09 00:44:13 +05:30
Jagan Teki
db2f696147 clk: sifive: fu540-prci: Change include order
Like clk_get_by_index, there is requirement for
clk_get_by_index_nodev. In this case to make common
code functionalities for dev and nodev, clk_get_by_index
is trying to get the index of clock by passing ofnode
instead of actual dev like current gpio uclass does.

In these scenarios with current order of include files
the fu540-prci driver is unable to find CONFIG_ENV_SIZE.

In file included from arch/riscv/include/asm/u-boot.h:23:0,
                 from include/dm/of.h:10,
                 from include/dm/ofnode.h:12,
                 from include/clk.h:11,
                 from include/clk-uclass.h:13,
                 from drivers/clk/sifive/fu540-prci.c:32:
include/environment.h:145:19: error: 'CONFIG_ENV_SIZE'
undeclared here (not in a function); did you mean 'CONFIG_CMD_XIMG'?
 #define ENV_SIZE (CONFIG_ENV_SIZE - ENV_HEADER_SIZE)

So, fix consists of changing the order of include files
in fu540-prci.c to include first common.h file.

Cc: Anup Patel <Anup.Patel@wdc.com>
Cc: Rick Chen <rick@andestech.com>
Cc: Paul Walmsley <paul.walmsley@sifive.com>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>
Signed-off-by: Jagan Teki <jagan@amarulasolutions.com>
2019-05-09 00:43:59 +05:30
Kever Yang
5793e8c271 rockchip: clk: rk322x: fix assert clock value
BUS_PCLK_HZ and BUS_HCLK_HZ are from BUS_ACLK_HZ, not from GPLL_HZ.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
2019-05-08 17:34:12 +08:00
Kever Yang
e4d0d61275 rockchip: rk322x: add CLK_EMMC_SAMPLE clock support
Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
2019-05-08 17:34:12 +08:00
Tom Rini
3570ea1f98 Improvements and new features:
- improved SPI driver for better read throughput
 - refactors initialisation of debug UART init
 - restructures header file paths
 - adds pinctrl improvements
 
 Adds Kever as a co-custodian.
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Merge tag 'rockchip-for-2019.07' of git://git.denx.de/u-boot-rockchip

Improvements and new features:
- improved SPI driver for better read throughput
- refactors initialisation of debug UART init
- restructures header file paths
- adds pinctrl improvements

Adds Kever as a co-custodian.
2019-05-01 11:52:04 -04:00
Tom Rini
b4ee6daad7 Porting to DM and i.MX8
------------------------
 
 - warp7 to DM
 - kp_imx53 to DM
 - Warnings in DT
 - MX8QM support
 - colibri-imx6ull to DM
 - imx7d-pico to DM
 - ocotp for MX8
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Merge tag 'u-boot-imx-20190426' of git://git.denx.de/u-boot-imx

Porting to DM and i.MX8
------------------------

- warp7 to DM
- kp_imx53 to DM
- Warnings in DT
- MX8QM support
- colibri-imx6ull to DM
- imx7d-pico to DM
- ocotp for MX8
2019-05-01 07:25:51 -04:00
Kever Yang
15f09a1a83 rockchip: use 'arch-rockchip' as header file path
Rockchip use 'arch-rockchip' instead of arch-$(SOC) as common
header file path, so that we can get the correct path directly.

Signed-off-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Philipp Tomsich <philipp.tomsich@theobroma-systems.com>
2019-05-01 00:00:05 +02:00
Peng Fan
e45efe90cd clk: imx8: add i.MX8QM clk driver
Add i.MX8QM clk driver, SDHC/FEC/UART/I2C supported.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-04-25 17:03:25 +02:00
Peng Fan
98c63a7840 clk: imx8: split code into common and soc specific part
To make it easy to add new clk driver for i.MX8, split
the code into common part and SoC specific part.

Make the get/set/enable non static and introduce a num_clks for
soc_clk_dump, because the arrays are moved to clk-imx8qxp.c.

Signed-off-by: Peng Fan <peng.fan@nxp.com>
2019-04-25 17:03:25 +02:00
Tom Rini
ceb6ddbc73 - Add support for Amlogic p200 & p201 Reference Designs
- Add Amlogic SoC information display
 - Add support for the Libretech-AC AML-S805X-AC board
 - Add Amlogic AXG reset compatible
 - Add I2C support for Amlogic AXG
 - Fix AXG PIN and BANK pinctrl definitions
 - Fix regmap_read_poll_timeout warning about sandbox_timer_add_offset
 - Add initial support for Amlogic G12A SoC and U200 board
 - Enable PHY_REALTEK for selected boards
 - Fix Khadas VIM2 README
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Merge tag 'u-boot-amlogic-20190423' of git://git.denx.de/u-boot-amlogic

- Add support for Amlogic p200 & p201 Reference Designs
- Add Amlogic SoC information display
- Add support for the Libretech-AC AML-S805X-AC board
- Add Amlogic AXG reset compatible
- Add I2C support for Amlogic AXG
- Fix AXG PIN and BANK pinctrl definitions
- Fix regmap_read_poll_timeout warning about sandbox_timer_add_offset
- Add initial support for Amlogic G12A SoC and U200 board
- Enable PHY_REALTEK for selected boards
- Fix Khadas VIM2 README
2019-04-24 12:26:25 -04:00
Fabien Parent
cd52c3253a clk: mediatek: add driver for MT8516
Add clock driver for MediaTek MT8516 SoC.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
Acked-by: Ryder Lee <ryder.lee@mediatek.com>
[trini: Redo whitespace]
Signed-off-by: Tom Rini <trini@konsulko.com>
2019-04-23 17:57:26 -04:00
Fabien Parent
fe913a8bb6 clk: mediatek: add support for SETCLR_INV and NO_SETCLR flags
Add the implementation for the CLK_GATE_SETCLR_INV and
CLK_GATE_NO_SETCLR flags.

Signed-off-by: Fabien Parent <fparent@baylibre.com>
Acked-by: Ryder Lee <ryder.lee@mediatek.com>
2019-04-23 17:57:26 -04:00