[RFC]: can-next 2021-04-25: mcp251xfd cleanups and PLL support

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To: linux-can@xxxxxxxxxxxxxxx
Subject: [RFC]: can-next 2021-04-25: mcp251xfd cleanups and PLL support
From: Marc Kleine-Budde <mkl@xxxxxxxxxxxxxx>
Date: Sun, 25 Apr 2021 14:23:46 +0200
Cc: kernel@xxxxxxxxxxxxxx, Manivannan Sadhasivam <manivannan.sadhasivam@xxxxxxxxxx>, Thomas Kopp <thomas.kopp@xxxxxxxxxxxxx>, Magnus Aagaard Sørensen <mas@xxxxxxxxxxxxxxxxxx>

Hello,

this series first adds some cleanups to the mcp251xfd driver and then
adds PLL support. The PLL support is based on a patchset by Magnus
Aagaard Sørensen.

regards,
Marc

Follow-Ups:
- [can-next-rfc 14/14] can: mcp251xfd: add support for internal PLL
  - From: Marc Kleine-Budde
- [can-next-rfc 12/14] can: mcp251xfd: mcp251xfd_chip_clock_init(): prepare for PLL support, wait for OSC ready
  - From: Marc Kleine-Budde
- [can-next-rfc 11/14] can: mcp251xfd: __mcp251xfd_chip_set_mode(): prepare for PLL support: improve error handling and diagnostics
  - From: Marc Kleine-Budde
- [can-next-rfc 10/14] can: mcp251xfd: mcp251xfd_chip_wake(): renamed from mcp251xfd_chip_clock_enable()
  - From: Marc Kleine-Budde
- [can-next-rfc 13/14] can: mcp251xfd: mcp251xfd_register(): prepare to activate PLL after softreset
  - From: Marc Kleine-Budde
- [can-next-rfc 05/14] can: mcp251xfd: mcp251xfd_chip_wait_for_osc_ready(): factor out into separate function
  - From: Marc Kleine-Budde
- [can-next-rfc 09/14] can: mcp251xfd: mcp251xfd_chip_timestamp_init(): factor out into separate function
  - From: Marc Kleine-Budde
- [can-next-rfc 08/14] can: mcp251xfd: mcp251xfd_chip_softreset_check(): wait for OSC ready before accessing chip
  - From: Marc Kleine-Budde
- [can-next-rfc 07/14] can: mcp251xfd: mcp251xfd_chip_wait_for_osc_ready(): prepare for PLL support
  - From: Marc Kleine-Budde
- [can-next-rfc 06/14] can: mcp251xfd: mcp251xfd_chip_wait_for_osc_ready(): improve chip detection and error handling
  - From: Marc Kleine-Budde
- [can-next-rfc 04/14] can: mcp251xfd: mcp251xfd_reg_invalid(): rename from mcp251xfd_osc_invalid()
  - From: Marc Kleine-Budde
- [can-next-rfc 03/14] can: mcp251xfd: mcp251xfd_regmap_crc_read(): ignore CRC error only if solely OSC register is read
  - From: Marc Kleine-Budde
- [can-next-rfc 01/14] can: mcp251xfd: mcp251xfd_irq(): stop timestamping worker in case error in IRQ
  - From: Marc Kleine-Budde
- [can-next-rfc 02/14] can: mcp251xfd: mcp251xfd_tef_obj_read(): fix typo in error message
  - From: Marc Kleine-Budde

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