The register blocks don't occupy 4K. In fact, some blocks are packed close to others and assuming they're 4K causes overlaps: pxa2xx-i2c d4033800.i2c: can't request region for resource [mem 0xd4033800-0xd40347ff] Signed-off-by: Lubomir Rintel <lkundrak@xxxxx> --- arch/arm/boot/dts/mmp3.dtsi | 12 ++++++------ 1 file changed, 6 insertions(+), 6 deletions(-) diff --git a/arch/arm/boot/dts/mmp3.dtsi b/arch/arm/boot/dts/mmp3.dtsi index 7e38b7f662be4..991b07253090f 100644 --- a/arch/arm/boot/dts/mmp3.dtsi +++ b/arch/arm/boot/dts/mmp3.dtsi @@ -415,7 +415,7 @@ gcb5: gpio@d4019108 { twsi1: i2c@d4011000 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4011000 0x1000>; + reg = <0xd4011000 0x70>; interrupts = <GIC_SPI 7 IRQ_TYPE_LEVEL_HIGH>; clocks = <&soc_clocks MMP2_CLK_TWSI0>; resets = <&soc_clocks MMP2_CLK_TWSI0>; @@ -427,7 +427,7 @@ twsi1: i2c@d4011000 { twsi2: i2c@d4031000 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4031000 0x1000>; + reg = <0xd4031000 0x70>; interrupt-parent = <&twsi_mux>; interrupts = <0>; clocks = <&soc_clocks MMP2_CLK_TWSI1>; @@ -439,7 +439,7 @@ twsi2: i2c@d4031000 { twsi3: i2c@d4032000 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4032000 0x1000>; + reg = <0xd4032000 0x70>; interrupt-parent = <&twsi_mux>; interrupts = <1>; clocks = <&soc_clocks MMP2_CLK_TWSI2>; @@ -451,7 +451,7 @@ twsi3: i2c@d4032000 { twsi4: i2c@d4033000 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4033000 0x1000>; + reg = <0xd4033000 0x70>; interrupt-parent = <&twsi_mux>; interrupts = <2>; clocks = <&soc_clocks MMP2_CLK_TWSI3>; @@ -464,7 +464,7 @@ twsi4: i2c@d4033000 { twsi5: i2c@d4033800 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4033800 0x1000>; + reg = <0xd4033800 0x70>; interrupt-parent = <&twsi_mux>; interrupts = <3>; clocks = <&soc_clocks MMP2_CLK_TWSI4>; @@ -476,7 +476,7 @@ twsi5: i2c@d4033800 { twsi6: i2c@d4034000 { compatible = "mrvl,mmp-twsi"; - reg = <0xd4034000 0x1000>; + reg = <0xd4034000 0x70>; interrupt-parent = <&twsi_mux>; interrupts = <4>; clocks = <&soc_clocks MMP2_CLK_TWSI5>; -- 2.24.1