@@ -161,4 +161,14 @@
bus-width = <4>;
status = "disabled";
};
+
+ ethernet: ethernet@1f882000 {
+ compatible = "microchip,pic32mzda-eth";
+ reg = <0x1f882000 0x1000>;
+ interrupts = <153 IRQ_TYPE_LEVEL_HIGH>;
+ clocks = <&clock PB5CLK>;
+ status = "disabled";
+ #address-cells = <1>;
+ #size-cells = <0>;
+ };
};
@@ -42,4 +42,14 @@
&sdhci {
status = "okay";
+};
+
+ðernet {
+ reset-gpios = <&gpioJ 15 0>;
+ status = "okay";
+ phy-mode = "rmii";
+ phy-handle = <ðernet_phy>;
+ ethernet_phy: lan8740_phy@0 {
+ reg = <0>;
+ };
};
\ No newline at end of file
@@ -16,16 +16,19 @@ CONFIG_CMD_MEMINFO=y
# CONFIG_CMD_FLASH is not set
# CONFIG_CMD_FPGA is not set
CONFIG_CMD_GPIO=y
-# CONFIG_CMD_NET is not set
-# CONFIG_CMD_NFS is not set
+CONFIG_CMD_RARP=y
+CONFIG_CMD_DHCP=y
+CONFIG_CMD_PING=y
CONFIG_CMD_TIME=y
CONFIG_OF_EMBED=y
+CONFIG_NET_RANDOM_ETHADDR=y
CONFIG_CLK=y
CONFIG_DM_MMC=y
CONFIG_PIC32_SDHCI=y
+CONFIG_DM_ETH=y
+CONFIG_PIC32_ETH=y
CONFIG_PINCTRL=y
# CONFIG_PINCTRL_FULL is not set
CONFIG_SYS_VSNPRINTF=y
CONFIG_USE_TINY_PRINTF=y
-CONFIG_REGEX=y
CONFIG_CMD_DHRYSTONE=y
@@ -73,6 +73,25 @@
(CONFIG_SYS_CBSIZE + sizeof(CONFIG_SYS_PROMPT) + 16)
#define CONFIG_CMDLINE_EDITING 1
+/*-----------------------------------------------------------------------
+ * Networking Configuration
+ */
+#define CONFIG_MII
+#define CONFIG_PHY_SMSC
+#define CONFIG_SYS_RX_ETH_BUFFER 8
+#define CONFIG_NET_RETRY_COUNT 20
+#define CONFIG_ARP_TIMEOUT 500 /* millisec */
+
+#define CONFIG_CMD_MII
+
+/*
+ * BOOTP options
+ */
+#define CONFIG_BOOTP_BOOTFILESIZE
+#define CONFIG_BOOTP_BOOTPATH
+#define CONFIG_BOOTP_GATEWAY
+#define CONFIG_BOOTP_HOSTNAME
+
/*
* Handover flattened device tree (dtb file) to Linux kernel
*/
@@ -133,7 +152,8 @@
"fi; \0"
#define BOOT_TARGET_DEVICES(func) \
- func(MMC, mmc, 0)
+ func(MMC, mmc, 0) \
+ func(DHCP, dhcp, na)
#include <config_distro_bootcmd.h>
This adds ethernet, TFTP support for PIC32MZ[DA] Starter Kit. Also custom environment variables/scripts are added to help boot from network. Signed-off-by: Purna Chandra Mandal <purna.mandal@microchip.com> --- Changes in v4: None Changes in v3: None Changes in v2: - replace unbounded loop with wait_for_bit() - replace register access as readl/writel(base + offset) - translate (dts provided) physical address to MIPS kseg1 address before use arch/mips/dts/pic32mzda.dtsi | 10 ++++++++++ arch/mips/dts/pic32mzda_sk.dts | 10 ++++++++++ configs/pic32mzdask_defconfig | 9 ++++++--- include/configs/pic32mzdask.h | 22 +++++++++++++++++++++- 4 files changed, 47 insertions(+), 4 deletions(-)