[PATCH v6 2/3] ARM: dts: at91: sama5d2: add nodes for I2S controllers

Codrin Ciubotariu
2018-07-30T11:41:02Z

From: Cyrille Pitchen <cyrille.pitchen@atmel.com>

This patch adds DT nodes for I2S0 and I2S1. It also adds an alias for
each I2S node.

Signed-off-by: Cyrille Pitchen <cyrille.pitchen@atmel.com>
[codrin.ciubotariu@microchip.com: removed unnecessary clock phandles]
Signed-off-by: Codrin Ciubotariu <codrin.ciubotariu@microchip.com>
---

Changes in v6:
- removed unnecessary phandles to audio PLL clock from the I2S nodes;
- using assigned clocks to set gclk as parent of i2smuxclk;

arch/arm/boot/dts/sama5d2.dtsi | 38 ++++++++++++++++++++++++++++++++++
1 file changed, 38 insertions(+)

diff --git a/arch/arm/boot/dts/sama5d2.dtsi b/arch/arm/boot/dts/sama5d2.dtsi
index eeb6afa1cda7..bf71dc00223a 100644
--- a/arch/arm/boot/dts/sama5d2.dtsi
+++ b/arch/arm/boot/dts/sama5d2.dtsi
@@ -58,6 +58,8 @@
serial1 = &uart3;
tcb0 = &tcb0;
tcb1 = &tcb1;
+ i2s0 = &i2s0;
+ i2s1 = &i2s1;
};

cpus {
@@ -1313,6 +1315,24 @@
clocks = <&clk32k>;
};

+ i2s0: i2s@f8050000 {
+ compatible = "atmel,sama5d2-i2s";
+ reg = <0xf8050000 0x100>;
+ interrupts = <54 IRQ_TYPE_LEVEL_HIGH 7>;
+ dmas = <&dma0
+ (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
+ AT91_XDMAC_DT_PERID(31))>,
+ <&dma0
+ (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
+ AT91_XDMAC_DT_PERID(32))>;
+ dma-names = "tx", "rx";
+ clocks = <&i2s0_clk>, <&i2s0_gclk>;
+ clock-names = "pclk", "gclk";
+ assigned-clocks = <&i2s0muxck>;
+ assigned-clock-parents = <&i2s0_gclk>;
+ status = "disabled";
+ };
+
can0: can@f8054000 {
compatible = "bosch,m_can";
reg = <0xf8054000 0x4000>, <0x210000 0x4000>;
@@ -1506,6 +1526,24 @@
status = "disabled";
};

+ i2s1: i2s@fc04c000 {
+ compatible = "atmel,sama5d2-i2s";
+ reg = <0xfc04c000 0x100>;
+ interrupts = <55 IRQ_TYPE_LEVEL_HIGH 7>;
+ dmas = <&dma0
+ (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
+ AT91_XDMAC_DT_PERID(33))>,
+ <&dma0
+ (AT91_XDMAC_DT_MEM_IF(0) | AT91_XDMAC_DT_PER_IF(1) |
+ AT91_XDMAC_DT_PERID(34))>;
+ dma-names = "tx", "rx";
+ clocks = <&i2s1_clk>, <&i2s1_gclk>;
+ clock-names = "pclk", "gclk";
+ assigned-clocks = <&i2s1muxck>;
+ assigned-parrents = <&i2s1_gclk>;
+ status = "disabled";
+ };
+
can1: can@fc050000 {
compatible = "bosch,m_can";
reg = <0xfc050000 0x4000>, <0x210000 0x4000>;
--
2.17.1