From d12e276cb04717013ab243bbb37360ed6f456e70 Mon Sep 17 00:00:00 2001 From: =?utf8?q?Rafa=C5=82=20Mi=C5=82ecki?= Date: Wed, 20 Jul 2016 12:58:51 +0200 Subject: [PATCH] kernel: backport patch for MTD_BCM47XXSFLASH dependency MIME-Version: 1.0 Content-Type: text/plain; charset=utf8 Content-Transfer-Encoding: 8bit This is required to update bcma without build breakage. One of bcma patches changes BCMA_SFLASH dependency. Signed-off-by: Rafał Miłecki --- ...-use-ioremap_cache-instead-of-KSEG0.patch} | 0 ...endency-for-MTD_BCM47XXSFLASH-symbol.patch | 41 +++++++++++++++++++ 2 files changed, 41 insertions(+) rename target/linux/generic/patches-4.4/{042-mtd-bcm47xxsflash-use-ioremap_cache-instead-of-KSEG0.patch => 042-0001-mtd-bcm47xxsflash-use-ioremap_cache-instead-of-KSEG0.patch} (100%) create mode 100644 target/linux/generic/patches-4.4/042-0002-mtd-add-arch-dependency-for-MTD_BCM47XXSFLASH-symbol.patch diff --git a/target/linux/generic/patches-4.4/042-mtd-bcm47xxsflash-use-ioremap_cache-instead-of-KSEG0.patch b/target/linux/generic/patches-4.4/042-0001-mtd-bcm47xxsflash-use-ioremap_cache-instead-of-KSEG0.patch similarity index 100% rename from target/linux/generic/patches-4.4/042-mtd-bcm47xxsflash-use-ioremap_cache-instead-of-KSEG0.patch rename to target/linux/generic/patches-4.4/042-0001-mtd-bcm47xxsflash-use-ioremap_cache-instead-of-KSEG0.patch diff --git a/target/linux/generic/patches-4.4/042-0002-mtd-add-arch-dependency-for-MTD_BCM47XXSFLASH-symbol.patch b/target/linux/generic/patches-4.4/042-0002-mtd-add-arch-dependency-for-MTD_BCM47XXSFLASH-symbol.patch new file mode 100644 index 0000000000..b7ff055ab1 --- /dev/null +++ b/target/linux/generic/patches-4.4/042-0002-mtd-add-arch-dependency-for-MTD_BCM47XXSFLASH-symbol.patch @@ -0,0 +1,41 @@ +From efacc699139e13f9d3ed8b47df92acb88ff8479f Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?Rafa=C5=82=20Mi=C5=82ecki?= +Date: Tue, 19 Jul 2016 09:08:32 +0200 +Subject: [PATCH] mtd: add arch dependency for MTD_BCM47XXSFLASH symbol +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +We dropped strict MIPS dependency for bcm47xxsflash driver in: +commit 5651d6aaf489 ("mtd: bcm47xxsflash: use ioremap_cache() instead of +KSEG0ADDR()") but using ioremap_cache still limits building it to few +selected architectures only. + +A recent commit 57d8f7dd2132 ("bcma: allow enabling serial flash support +on non-MIPS SoCs") automatically dropped MIPS dependency for +MTD_BCM47XXSFLASH which broke building e.g. on powerpc and cris. + +The bcma change is alright as it doesn't break building bcma code in any +way. MTD_BCM47XXSFLASH on the other hand should be limited to archs +which need it and can build it (by providing ioremap_cache). + +Fixes: 57d8f7dd2132 ("bcma: allow enabling serial flash support on non-MIPS SoCs") +Signed-off-by: Rafał Miłecki +Cc: Brian Norris +Acked-by: Brian Norris +Signed-off-by: Kalle Valo +--- + drivers/mtd/devices/Kconfig | 2 +- + 1 file changed, 1 insertion(+), 1 deletion(-) + +--- a/drivers/mtd/devices/Kconfig ++++ b/drivers/mtd/devices/Kconfig +@@ -114,7 +114,7 @@ config MTD_SST25L + + config MTD_BCM47XXSFLASH + tristate "R/O support for serial flash on BCMA bus" +- depends on BCMA_SFLASH ++ depends on BCMA_SFLASH && (MIPS || ARM) + help + BCMA bus can have various flash memories attached, they are + registered by bcma as platform devices. This enables driver for -- 2.25.1