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authorChristophe Roullier <christophe.roullier@st.com>2019-11-04 15:31:45 +0100
committerAlexandre Torgue <alexandre.torgue@st.com>2019-11-06 10:54:34 +0100
commit9df50c2e16de7fd739d11d37303afec9e573b46f (patch)
tree47ad1986427e7199a3ccfebf1e52c959d8fb37bf /arch
parent832c4365bd42986b9495f4ea4c86668a78eacf28 (diff)
downloadlinux-9df50c2e16de7fd739d11d37303afec9e573b46f.tar.bz2
ARM: dts: stm32: Fix CAN RAM mapping on stm32mp157c
Split the 10Kbytes CAN message RAM to be able to use simultaneously FDCAN1 and FDCAN2 instances. First 5Kbytes are allocated to FDCAN1 and last 5Kbytes are used for FDCAN2. To do so, set the offset to 0x1400 in mram-cfg for FDCAN2. Fixes: d44d6e021301 ("ARM: dts: stm32: change CAN RAM mapping on stm32mp157c") Signed-off-by: Christophe Roullier <christophe.roullier@st.com> Signed-off-by: Alexandre Torgue <alexandre.torgue@st.com>
Diffstat (limited to 'arch')
-rw-r--r--arch/arm/boot/dts/stm32mp157c.dtsi4
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/arm/boot/dts/stm32mp157c.dtsi b/arch/arm/boot/dts/stm32mp157c.dtsi
index 9b11654a0a39..f98e0370c0bc 100644
--- a/arch/arm/boot/dts/stm32mp157c.dtsi
+++ b/arch/arm/boot/dts/stm32mp157c.dtsi
@@ -932,7 +932,7 @@
interrupt-names = "int0", "int1";
clocks = <&rcc CK_HSE>, <&rcc FDCAN_K>;
clock-names = "hclk", "cclk";
- bosch,mram-cfg = <0x1400 0 0 32 0 0 2 2>;
+ bosch,mram-cfg = <0x0 0 0 32 0 0 2 2>;
status = "disabled";
};
@@ -945,7 +945,7 @@
interrupt-names = "int0", "int1";
clocks = <&rcc CK_HSE>, <&rcc FDCAN_K>;
clock-names = "hclk", "cclk";
- bosch,mram-cfg = <0x0 0 0 32 0 0 2 2>;
+ bosch,mram-cfg = <0x1400 0 0 32 0 0 2 2>;
status = "disabled";
};