u-boot.git/drivers/adc, branch master Unnamed repository; edit this file 'description' to name the repository. adc: stm32mp13: add support of adc to stm32mp13 2025-11-17T16:43:21+00:00 Olivier Moysan olivier.moysan@foss.st.com 2025-11-14T16:08:52+00:00 58d718b111be8864553f0ac05072b0e04006173f Add support of STM32 ADCs to STM32MP13x. This patch introduces stm32_adc_regspec structure, as this is already done in kernel driver, to manage smartly the differences in register set between STMP32MP15 and STM32MP13 ADCs. Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com> Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com> Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com> 
Add support of STM32 ADCs to STM32MP13x. This patch introduces
stm32_adc_regspec structure, as this is already done in kernel
driver, to manage smartly the differences in register set
between STMP32MP15 and STM32MP13 ADCs.

Signed-off-by: Olivier Moysan <olivier.moysan@foss.st.com>
Signed-off-by: Patrice Chotard <patrice.chotard@foss.st.com>
Reviewed-by: Patrick Delaunay <patrick.delaunay@foss.st.com>
adc: meson-saradc: uint cannot be less than zero 2025-09-30T18:32:15+00:00 Andrew Goodbody andrew.goodbody@linaro.org 2025-07-22T14:06:14+00:00 b332723882f82f6feff027fb733c4b7e43bdef80 timeout is declared as a uint but then tested for being less than zero which must always fail. Change the while loop for a pre-decrement on timeout and test timeout for being zero. This issue was found by Smatch. Signed-off-by: Andrew Goodbody <andrew.goodbody@linaro.org> Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org> Link: https://lore.kernel.org/r/20250722-meson_saradc-v1-1-1ab45d53da9d@linaro.org Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org> 
timeout is declared as a uint but then tested for being less than zero
which must always fail. Change the while loop for a pre-decrement on
timeout and test timeout for being zero.

This issue was found by Smatch.

Signed-off-by: Andrew Goodbody <andrew.goodbody@linaro.org>
Reviewed-by: Neil Armstrong <neil.armstrong@linaro.org>
Link: https://lore.kernel.org/r/20250722-meson_saradc-v1-1-1ab45d53da9d@linaro.org
Signed-off-by: Neil Armstrong <neil.armstrong@linaro.org>
imx93: adc: local variable ret should not be unsigned 2025-07-24T11:00:08+00:00 Andrew Goodbody andrew.goodbody@linaro.org 2025-07-22T13:40:24+00:00 110a23e479d6a885ec9be322e8e63e102b194439 Local variable ret is declared as unsigned but is used to receive the return value of functions that return int. ret is then tested for being negative which must always fail. Change ret to be an int. This issue was found by Smatch. Signed-off-by: Andrew Goodbody <andrew.goodbody@linaro.org> 
Local variable ret is declared as unsigned but is used to receive the
return value of functions that return int. ret is then tested for being
negative which must always fail. Change ret to be an int.

This issue was found by Smatch.

Signed-off-by: Andrew Goodbody <andrew.goodbody@linaro.org>
adc: Tighten some adc driver dependencies 2025-07-10T14:41:05+00:00 Tom Rini trini@konsulko.com 2025-07-02T01:04:32+00:00 e7342decd5ec1e55126e16cb761c61289c150a1b A few adc drivers cannot build without access to some platform specific header files. Express those requirements in Kconfig as well. Signed-off-by: Tom Rini <trini@konsulko.com> 
A few adc drivers cannot build without access to some platform specific
header files. Express those requirements in Kconfig as well.

Signed-off-by: Tom Rini <trini@konsulko.com>
adc: rockchip-saradc: Add support for RK3528 2025-04-23T14:12:04+00:00 Jonas Karlman jonas@kwiboo.se 2025-04-07T22:46:57+00:00 6ef723af18b90bee9c2b0e917c8f8bf69556ee5d The Successive Approximation ADC (SARADC) in RK3528 uses the v2 controller and support: - 10-bit resolution - Up to 1MS/s sampling rate - 4 single-ended input channels - Current consumption: 0.5mA @ 1MS/s Add support for the 4 channels of 10-bit resolution supported by SARADC in RK3528. Signed-off-by: Jonas Karlman <jonas@kwiboo.se> Reviewed-by: Kever Yang <kever.yang@rock-chips.com> 
The Successive Approximation ADC (SARADC) in RK3528 uses the v2
controller and support:
- 10-bit resolution
- Up to 1MS/s sampling rate
- 4 single-ended input channels
- Current consumption: 0.5mA @ 1MS/s

Add support for the 4 channels of 10-bit resolution supported by SARADC
in RK3528.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
adc: rockchip-saradc: Use vdd-microvolts prop as fallback 2024-10-26T02:46:48+00:00 Jonas Karlman jonas@kwiboo.se 2024-10-17T20:00:26+00:00 6e751eed97f910b60de10b20f3932e1bffa81ccc Change to use vdd-microvolts prop value as voltage reference when the supply regulator is missing or when DM_REGULATOR=n is used. Signed-off-by: Jonas Karlman <jonas@kwiboo.se> Reviewed-by: Kever Yang <kever.yang@rock-chips.com> Reviewed-by: Kever Yang <kever.yang@rock-chips.com> 
Change to use vdd-microvolts prop value as voltage reference when the
supply regulator is missing or when DM_REGULATOR=n is used.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
adc: Allow use of adc with DM_REGULATOR disabled 2024-10-26T02:46:48+00:00 Jonas Karlman jonas@kwiboo.se 2024-10-17T20:00:25+00:00 bcbfd1bb373e11838f117d193a4590d6af0ba2ae When DM_REGULATOR=n is used the device_get_supply_regulator() function always return -ENOSYS. Change to treat missing support for regulators as a missing optional vdd/vss-supply regulator to reduce error messages being logged. Signed-off-by: Jonas Karlman <jonas@kwiboo.se> Reviewed-by: Kever Yang <kever.yang@rock-chips.com> 
When DM_REGULATOR=n is used the device_get_supply_regulator() function
always return -ENOSYS.

Change to treat missing support for regulators as a missing optional
vdd/vss-supply regulator to reduce error messages being logged.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
global: Rename SPL_TPL_ to PHASE_ 2024-10-11T17:44:48+00:00 Simon Glass sjg@chromium.org 2024-09-30T01:49:54+00:00 5c10c8badf8233cac1593cd2bef4d0379ac9e5bd Use PHASE_ as the symbol to select a particular XPL build. This means that SPL_TPL_ is no-longer set. Update the comment in bootstage to refer to this symbol, instead of SPL_ Signed-off-by: Simon Glass <sjg@chromium.org> 
Use PHASE_ as the symbol to select a particular XPL build. This means
that SPL_TPL_ is no-longer set.

Update the comment in bootstage to refer to this symbol, instead of
SPL_

Signed-off-by: Simon Glass <sjg@chromium.org>
dm: adc: Add SPL_ADC Kconfig symbol for use of ADC in SPL 2024-08-09T10:35:23+00:00 Jonas Karlman jonas@kwiboo.se 2024-08-02T22:12:22+00:00 232af1e58a977f3857074d3aba3709c860bd8058 What model of Radxa ZERO 3W/3E board can be identified using ADC at runtime, add a Kconfig symbol to allow use of ADC in SPL. This will be used to identify board model in SPL to allow loading correct FIT configuration and FDT for U-Boot proper at SPL phase. Signed-off-by: Jonas Karlman <jonas@kwiboo.se> Reviewed-by: Kever Yang <kever.yang@rock-chips.com> 
What model of Radxa ZERO 3W/3E board can be identified using ADC at
runtime, add a Kconfig symbol to allow use of ADC in SPL.

This will be used to identify board model in SPL to allow loading
correct FIT configuration and FDT for U-Boot proper at SPL phase.

Signed-off-by: Jonas Karlman <jonas@kwiboo.se>
Reviewed-by: Kever Yang <kever.yang@rock-chips.com>
Restore patch series "arm: dts: am62-beagleplay: Fix Beagleplay Ethernet" 2024-05-20T19:35:03+00:00 Tom Rini trini@konsulko.com 2024-05-20T19:35:03+00:00 03de305ec48b0bb28554372abb40ccd46dbe0bf9 As part of bringing the master branch back in to next, we need to allow for all of these changes to exist here. Reported-by: Jonas Karlman <jonas@kwiboo.se> Signed-off-by: Tom Rini <trini@konsulko.com> 
As part of bringing the master branch back in to next, we need to allow
for all of these changes to exist here.

Reported-by: Jonas Karlman <jonas@kwiboo.se>
Signed-off-by: Tom Rini <trini@konsulko.com>