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author | John Crispin <blogic@openwrt.org> | 2015-10-19 10:08:29 +0000 |
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committer | John Crispin <blogic@openwrt.org> | 2015-10-19 10:08:29 +0000 |
commit | 1efec96a040f1491c2b8795a58e8e629e4691ed0 (patch) | |
tree | 982208f5041c4d37b103df4f76674b777669e8a2 /target/linux | |
parent | 577138a7d1b997e8ef184366e9d1f149d7492245 (diff) | |
download | master-187ad058-1efec96a040f1491c2b8795a58e8e629e4691ed0.tar.gz master-187ad058-1efec96a040f1491c2b8795a58e8e629e4691ed0.tar.bz2 master-187ad058-1efec96a040f1491c2b8795a58e8e629e4691ed0.zip |
lantiq: Print the status register whenever an error occurs
This should help finding potential problems with the SPI driver.
Signed-off-by: Martin Blumenstingl <martin.blumenstingl@googlemail.com>
git-svn-id: svn://svn.openwrt.org/openwrt/trunk@47209 3c298f89-4303-0410-b956-a3cf2f4a3e73
Diffstat (limited to 'target/linux')
-rw-r--r-- | target/linux/lantiq/patches-3.18/0033-SPI-MIPS-lantiq-adds-spi-xway.patch | 4 | ||||
-rw-r--r-- | target/linux/lantiq/patches-4.1/0033-SPI-MIPS-lantiq-adds-spi-xway.patch | 4 |
2 files changed, 6 insertions, 2 deletions
diff --git a/target/linux/lantiq/patches-3.18/0033-SPI-MIPS-lantiq-adds-spi-xway.patch b/target/linux/lantiq/patches-3.18/0033-SPI-MIPS-lantiq-adds-spi-xway.patch index 9cc9349a71..81e5d39f21 100644 --- a/target/linux/lantiq/patches-3.18/0033-SPI-MIPS-lantiq-adds-spi-xway.patch +++ b/target/linux/lantiq/patches-3.18/0033-SPI-MIPS-lantiq-adds-spi-xway.patch @@ -42,7 +42,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org> +obj-$(CONFIG_SPI_XWAY) += spi-xway.o --- /dev/null +++ b/drivers/spi/spi-xway.c -@@ -0,0 +1,975 @@ +@@ -0,0 +1,977 @@ +/* + * Lantiq SoC SPI controller + * @@ -744,6 +744,8 @@ Signed-off-by: John Crispin <blogic@openwrt.org> + /* Disable all interrupts */ + ltq_spi_reg_clearbit(hw, LTQ_SPI_IRNEN_ALL, LTQ_SPI_IRNEN); + ++ dev_err(hw->dev, "error %x\n", ltq_spi_reg_read(hw, LTQ_SPI_STAT)); ++ + /* Clear all error flags */ + ltq_spi_reg_write(hw, LTQ_SPI_WHBSTATE_CLR_ERRORS, LTQ_SPI_WHBSTATE); + diff --git a/target/linux/lantiq/patches-4.1/0033-SPI-MIPS-lantiq-adds-spi-xway.patch b/target/linux/lantiq/patches-4.1/0033-SPI-MIPS-lantiq-adds-spi-xway.patch index ffcc95ed55..5325b83373 100644 --- a/target/linux/lantiq/patches-4.1/0033-SPI-MIPS-lantiq-adds-spi-xway.patch +++ b/target/linux/lantiq/patches-4.1/0033-SPI-MIPS-lantiq-adds-spi-xway.patch @@ -42,7 +42,7 @@ Signed-off-by: John Crispin <blogic@openwrt.org> +obj-$(CONFIG_SPI_XWAY) += spi-xway.o --- /dev/null +++ b/drivers/spi/spi-xway.c -@@ -0,0 +1,989 @@ +@@ -0,0 +1,991 @@ +/* + * Lantiq SoC SPI controller + * @@ -750,6 +750,8 @@ Signed-off-by: John Crispin <blogic@openwrt.org> + /* Disable all interrupts */ + ltq_spi_reg_clearbit(hw, LTQ_SPI_IRNEN_ALL, LTQ_SPI_IRNEN); + ++ dev_err(hw->dev, "error %x\n", ltq_spi_reg_read(hw, LTQ_SPI_STAT)); ++ + /* Clear all error flags */ + ltq_spi_reg_write(hw, LTQ_SPI_WHBSTATE_CLR_ERRORS, LTQ_SPI_WHBSTATE); + |