]> git.baikalelectronics.ru Git - kernel.git/commit
spi: pxa2xx: Introduce special type for Merrifield SPIs
authorAndy Shevchenko <andriy.shevchenko@linux.intel.com>
Mon, 10 May 2021 12:41:34 +0000 (15:41 +0300)
committerMark Brown <broonie@kernel.org>
Tue, 11 May 2021 08:35:11 +0000 (09:35 +0100)
commit811db393962eb13b3a4da605f6636b8edbc8942d
treef15caaceaf8c12a0f3f970a37641f8f49f1d5beb
parent6dba68c762932238a724b08dfddba9360950ca87
spi: pxa2xx: Introduce special type for Merrifield SPIs

Intel Merrifield SPI is actually more closer to PXA3xx. It has extended FIFO
(32 bytes) and additional registers to get or set FIFO thresholds.

Introduce new type for Intel Merrifield SPI host controllers and handle bigger
FIFO size.

Signed-off-by: Andy Shevchenko <andriy.shevchenko@linux.intel.com>
Link: https://lore.kernel.org/r/20210510124134.24638-15-andriy.shevchenko@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
drivers/spi/spi-pxa2xx-pci.c
drivers/spi/spi-pxa2xx.c
include/linux/pxa2xx_ssp.h