From c97905cae914ad955b79212a454016a68c7a1a21 Mon Sep 17 00:00:00 2001
From: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Date: Fri, 18 Oct 2019 16:21:31 +0300
Subject: [PATCH] spi: dw-pci: Fix Chip Select amount on Intel Elkhart Lake PSE SPI
Git-commit: c97905cae914ad955b79212a454016a68c7a1a21
Patch-mainline: v5.5-rc1
References: jsc#SLE-12735
Intel(R) Programmable Services Engine (Intel(R) PSE) SPI controllers in
Intel Elkhart Lake have two Chip Select signals instead of one.
Reported-by: Raymond Tan <raymond.tan@intel.com>
Signed-off-by: Jarkko Nikula <jarkko.nikula@linux.intel.com>
Link: https://lore.kernel.org/r/20191018132131.31608-3-jarkko.nikula@linux.intel.com
Signed-off-by: Mark Brown <broonie@kernel.org>
Acked-by: Takashi Iwai <tiwai@suse.de>
---
drivers/spi/spi-dw-pci.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/drivers/spi/spi-dw-pci.c b/drivers/spi/spi-dw-pci.c
index 1cddecea2715..12c131b5fb4e 100644
--- a/drivers/spi/spi-dw-pci.c
+++ b/drivers/spi/spi-dw-pci.c
@@ -36,7 +36,7 @@ static struct spi_pci_desc spi_pci_mid_desc_2 = {
};
static struct spi_pci_desc spi_pci_ehl_desc = {
- .num_cs = 1,
+ .num_cs = 2,
.bus_num = -1,
.max_freq = 100000000,
};
--
2.16.4