linux-kernel - [PATCH 5.10 134/717] spi: dw: fix build error by selecting MULTIPLEXER

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Date:   Mon, 28 Dec 2020 13:42:12 +0100
From:   Greg Kroah-Hartman <gregkh@...uxfoundation.org>
To:     linux-kernel@...r.kernel.org
Cc:     Greg Kroah-Hartman <gregkh@...uxfoundation.org>,
        stable@...r.kernel.org, kernel test robot <lkp@...el.com>,
        Randy Dunlap <rdunlap@...radead.org>,
        Serge Semin <Sergey.Semin@...kalelectronics.ru>,
        Ramil Zaripov <Ramil.Zaripov@...kalelectronics.ru>,
        Mark Brown <broonie@...nel.org>, linux-spi@...r.kernel.org,
        Serge Semin <fancer.lancer@...il.com>,
        Sasha Levin <sashal@...nel.org>
Subject: [PATCH 5.10 134/717] spi: dw: fix build error by selecting MULTIPLEXER

From: Randy Dunlap <rdunlap@...radead.org>

[ Upstream commit 1241f0787578136ab58f49adc52f2dcd2bbc4bf2 ]

Fix build error for spi-dw-bt1.o by selecting MULTIPLEXER.

hppa-linux-ld: drivers/spi/spi-dw-bt1.o: in function `dw_spi_bt1_sys_init':
(.text+0x1ac): undefined reference to `devm_mux_control_get'

Fixes: abf00907538e ("spi: dw: Add Baikal-T1 SPI Controller glue driver")
Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Randy Dunlap <rdunlap@...radead.org>
Cc: Serge Semin <Sergey.Semin@...kalelectronics.ru>
Cc: Ramil Zaripov <Ramil.Zaripov@...kalelectronics.ru>
Cc: Mark Brown <broonie@...nel.org>
Cc: linux-spi@...r.kernel.org
Acked-by: Serge Semin <fancer.lancer@...il.com>
Link: https://lore.kernel.org/r/20201116040721.8001-1-rdunlap@infradead.org
Signed-off-by: Mark Brown <broonie@...nel.org>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
 drivers/spi/Kconfig | 1 +
 1 file changed, 1 insertion(+)

diff --git a/drivers/spi/Kconfig b/drivers/spi/Kconfig
index 5cff60de8e834..3fd16b7f61507 100644
--- a/drivers/spi/Kconfig
+++ b/drivers/spi/Kconfig
@@ -255,6 +255,7 @@ config SPI_DW_MMIO
 config SPI_DW_BT1
 	tristate "Baikal-T1 SPI driver for DW SPI core"
 	depends on MIPS_BAIKAL_T1 || COMPILE_TEST
+	select MULTIPLEXER
 	help
 	  Baikal-T1 SoC is equipped with three DW APB SSI-based MMIO SPI
 	  controllers. Two of them are pretty much normal: with IRQ, DMA,
-- 
2.27.0