ARM: dts: at91: sama5d4: change DMA allocation for secure peripherals

Some peripherals are "Programmable Secure" but left as "Secure" by default.
If tried to be connected to Non-Secure DMA controller, the possibility to
leak secure data is prevented so using these peripherals with DMA1 is not
possible with this default configuration (MATRIX_SPSELR registers setup by
bootloader).
Move them to DMA0 which is an "Always-Secure" DMA controller.

Signed-off-by: Nicolas Ferre <nicolas.ferre@atmel.com>
Signed-off-by: Alexandre Belloni <alexandre.belloni@free-electrons.com>

diff --git a/arch/arm/boot/dts/sama5d4.dtsi b/arch/arm/boot/dts/sama5d4.dtsi
index 4f60c1b7b1370e68c2bf07a6b62668abba0fc9fd..d3889c9d25a94cb3c8e2dcd3f30ac1268b7128a7 100644 (file)
--- a/arch/arm/boot/dts/sama5d4.dtsi
+++ b/arch/arm/boot/dts/sama5d4.dtsi
@@ -854,10 +854,10 @@
                                compatible = "atmel,at91sam9260-usart";
                                reg = <0xf8004000 0x100>;
                                interrupts = <27 IRQ_TYPE_LEVEL_HIGH 5>;
-                               dmas = <&dma1
+                               dmas = <&dma0
                                        (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
                                        | AT91_XDMAC_DT_PERID(22))>,
-                                      <&dma1
+                                      <&dma0
                                        (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
                                        | AT91_XDMAC_DT_PERID(23))>;
                                dma-names = "tx", "rx";
@@ -938,10 +938,10 @@
                                compatible = "atmel,sama5d4-i2c";
                                reg = <0xf8018000 0x4000>;
                                interrupts = <33 IRQ_TYPE_LEVEL_HIGH 6>;
-                               dmas = <&dma1
+                               dmas = <&dma0
                                        (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
                                        | AT91_XDMAC_DT_PERID(4))>,
-                                      <&dma1
+                                      <&dma0
                                        (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
                                        | AT91_XDMAC_DT_PERID(5))>;
                                dma-names = "tx", "rx";
@@ -1055,10 +1055,10 @@
                                compatible = "atmel,at91sam9260-usart";
                                reg = <0xfc004000 0x100>;
                                interrupts = <28 IRQ_TYPE_LEVEL_HIGH 5>;
-                               dmas = <&dma1
+                               dmas = <&dma0
                                        (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
                                        | AT91_XDMAC_DT_PERID(24))>,
-                                      <&dma1
+                                      <&dma0
                                        (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
                                        | AT91_XDMAC_DT_PERID(25))>;
                                dma-names = "tx", "rx";
@@ -1167,10 +1167,10 @@
                                compatible = "atmel,at91rm9200-spi";
                                reg = <0xfc01c000 0x100>;
                                interrupts = <39 IRQ_TYPE_LEVEL_HIGH 3>;
-                               dmas = <&dma1
+                               dmas = <&dma0
                                        (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
                                        | AT91_XDMAC_DT_PERID(14))>,
-                                      <&dma1
+                                      <&dma0
                                        (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1)
                                        | AT91_XDMAC_DT_PERID(15))>;
                                dma-names = "tx", "rx";