[PATCH v7 0/2] Introduce STM32MP257 clock driver

From: gabriel.fernandez
Date: Tue Dec 19 2023 - 08:10:10 EST


From: Gabriel Fernandez <gabriel.fernandez@xxxxxxxxxxx>

v7: base on next-20231219
- These patches below are applied to clk-next:
clk: stm32mp1: move stm32mp1 clock driver into stm32 directory
clk: stm32mp1: use stm32mp13 reset driver
dt-bindings: stm32: add clocks and reset binding for stm32mp25
- remove unnecessary includes
- migrate clock parents to struct clk_parent_data and remove
CLK_STM32_XXX() macros to have a more readble code
- use platform device APIs (devm_of_iomap() instead of_iomap())
- move content of stm32mp25_rcc_init() to stm32mp25_rcc_clocks_probe()
- simply get_clock_deps()
- add const to stm32mp25_data struct
- remove ck_icn_p_serc clock (will be integrate later with security
management)

v6:
- remove useless defines in drivers/clk/stm32/stm32mp25_rcc.h

v5:
- Fix sparse warnings: was not declared. Should it be static?
drivers/clk/stm32/clk-stm32mp13.c:1516:29: symbol 'stm32mp13_reset_data'
drivers/clk/stm32/clk-stm32mp1.c:2148:29: symbol 'stm32mp1_reset_data'
drivers/clk/stm32/clk-stm32mp25.c:1003:5: symbol 'stm32mp25_cpt_gate'
drivers/clk/stm32/clk-stm32mp25.c:1005:29: symbol 'stm32mp25_clock_data'
drivers/clk/stm32/clk-stm32mp25.c:1011:29: symbol 'stm32mp25_reset_data'

v4:
- use GPL-2.0-only OR BSD-2-Clause for clock and reset binding files
- use quotes ' for #clock-cells and #reset-cells in YAML documentation
- reset binding start now to 0 instead 1
- improve management of reset lines that are not managed

v3:
- from Rob Herring change clock item description in YAML documentation
v2:
- rework reset binding (use ID witch start from 0)
- rework reset driver to manage STM32MP13 / STM32MP15 / STM32MP25
- rework YAML documentation

Gabriel Fernandez (2):
clk: stm32: introduce clocks for STM32MP257 platform
arm64: dts: st: add rcc support in stm32mp251

arch/arm64/boot/dts/st/stm32mp251.dtsi | 59 +-
drivers/clk/stm32/Kconfig | 7 +
drivers/clk/stm32/Makefile | 1 +
drivers/clk/stm32/clk-stm32mp25.c | 1826 ++++++++++++++++++++++++
drivers/clk/stm32/reset-stm32.c | 59 +-
drivers/clk/stm32/reset-stm32.h | 7 +
drivers/clk/stm32/stm32mp25_rcc.h | 712 +++++++++
7 files changed, 2628 insertions(+), 43 deletions(-)
create mode 100644 drivers/clk/stm32/clk-stm32mp25.c
create mode 100644 drivers/clk/stm32/stm32mp25_rcc.h

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2.25.1