[PATCH v2 3/3] board: presidio-asic: Add CAxxxx Ethernet support

[Alex Nemirovsky]

Add CAxxxx Ethernet support for the Cortina Access
Presidio Engineering Board

Signed-off-by: Alex Nemirovsky <alex.nemirovsky at cortina-access.com>
CC: Tom Rini <trini at konsulko.com>

---

Changes in v2:
- only support DM_ETH network models by removing
code for legacy mode support

 arch/arm/dts/ca-presidio-engboard.dts        | 31 ++++++++++++++++++++++++++++
 configs/cortina_presidio-asic-emmc_defconfig |  4 +++-
 include/configs/presidio_asic.h              | 15 +++++++++++++-
 3 files changed, 48 insertions(+), 2 deletions(-)

diff --git a/arch/arm/dts/ca-presidio-engboard.dts b/arch/arm/dts/ca-presidio-engboard.dts
index eef433e..7919866 100644
--- a/arch/arm/dts/ca-presidio-engboard.dts
+++ b/arch/arm/dts/ca-presidio-engboard.dts
@@ -95,4 +95,35 @@
 		};
 
 	};
+
+	eth: ethnet at 0xf4300000 {
+		compatible = "eth_cortina";
+		reg = <0x0 0xf4320000 0x34>,
+		      <0x0 0xf43290d8 0x04>,
+		      <0x0 0xf4304000 0x04>;
+
+		/* port0: phy address 1 - GMAC0: port 0
+		 * port1: phy address 2 - GMAC1: port 1
+		 * port2: phy address 3 - GMAC2: port 2
+		 * port3: phy address 4 - GMAC3: port 3
+		 * port4: phy address 5 - RGMII: port 4
+		 */
+		valid-port-map = <0x1f>;
+		valid-port-num = <5>;
+		valid-ports = <0x1 0x0>,
+			      <0x2 0x1>,
+			      <0x3 0x2>,
+			      <0x4 0x3>,
+			      <0x5 0x4>;
+		def-active-port = <0x3>;
+		inter-gphy-num = <6>;
+		inter-gphy-val = <0xf43380fc 0xbcd>,
+				 <0xf43380dc 0xeeee>,
+				 <0xf43380d8 0xeeee>,
+				 <0xf43380fc 0xbce>,
+				 <0xf43380c0 0x7777>,
+				 <0xf43380c4 0x7777>;
+		init-rgmii = <1>;
+		ni-xram-base = <0xF4500000>;
+	};
 };
diff --git a/configs/cortina_presidio-asic-emmc_defconfig b/configs/cortina_presidio-asic-emmc_defconfig
index faffdd4..eec9584 100644
--- a/configs/cortina_presidio-asic-emmc_defconfig
+++ b/configs/cortina_presidio-asic-emmc_defconfig
@@ -22,7 +22,6 @@ CONFIG_CMD_EXT2=y
 CONFIG_CMD_EXT4=y
 CONFIG_OF_CONTROL=y
 CONFIG_OF_LIVE=y
-# CONFIG_NET is not set
 CONFIG_DM=y
 CONFIG_CORTINA_GPIO=y
 CONFIG_DM_I2C=y
@@ -30,6 +29,9 @@ CONFIG_SYS_I2C_CA=y
 CONFIG_DM_MMC=y
 CONFIG_MMC_DW=y
 CONFIG_MMC_DW_CORTINA=y
+CONFIG_PHYLIB=y
+CONFIG_DM_ETH=y
+CONFIG_CORTINA_NI_ENET=y
 CONFIG_DM_SERIAL=y
 CONFIG_CORTINA_UART=y
 CONFIG_WDT=y
diff --git a/include/configs/presidio_asic.h b/include/configs/presidio_asic.h
index 34235b5..c2082b4 100644
--- a/include/configs/presidio_asic.h
+++ b/include/configs/presidio_asic.h
@@ -2,7 +2,7 @@
 /*
  * Copyright (C) 2020 Cortina Access Inc.
  *
- * Configuration for Cortina-Access Presidio board.
+ * Configuration for Cortina-Access Presidio board
  */
 
 #ifndef __PRESIDIO_ASIC_H
@@ -63,6 +63,19 @@
 					sizeof(CONFIG_SYS_PROMPT) + 16)
 #define CONFIG_SYS_BARGSIZE		CONFIG_SYS_CBSIZE
 
+#define KSEG1_ATU_XLAT(x) (x)
+
+/* HW REG ADDR */
+#define NI_READ_POLL_COUNT                      1000
+#define CA_NI_MDIO_REG_BASE                     0xF4338
+#define NI_HV_GLB_MAC_ADDR_CFG0_OFFSET          0x010
+#define NI_HV_GLB_MAC_ADDR_CFG1_OFFSET          0x014
+#define NI_HV_PT_BASE                           0x400
+#define NI_HV_XRAM_BASE                         0x820
+#define GLOBAL_BLOCK_RESET_OFFSET               0x04
+#define GLOBAL_GLOBAL_CONFIG_OFFSET             0x20
+#define GLOBAL_IO_DRIVE_CONTROL_OFFSET          0x4c
+
 /* max command args */
 #define CONFIG_SYS_MAXARGS		64
 #define CONFIG_EXTRA_ENV_SETTINGS	"silent=y\0"
-- 
2.7.4