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me-no-devme-no-dev
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fix(eth): Add ETH support for ESP32-P4
Also adds configuration to pins_arduino.h
1 parent 612fc4c commit 4482921

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5 files changed

+103
-4
lines changed

5 files changed

+103
-4
lines changed

‎boards.txt

Lines changed: 5 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -188,7 +188,10 @@ esp32p4.build.variant=esp32p4
188188
esp32p4.build.board=ESP32P4_DEV
189189
esp32p4.build.bootloader_addr=0x2000
190190

191+
esp32p4.build.usb_mode=0
191192
esp32p4.build.cdc_on_boot=0
193+
esp32p4.build.msc_on_boot=0
194+
esp32p4.build.dfu_on_boot=0
192195
esp32p4.build.f_cpu=360000000L
193196
esp32p4.build.flash_size=4MB
194197
esp32p4.build.flash_freq=80m
@@ -216,10 +219,10 @@ esp32p4.menu.PSRAM.disabled.build.defines=
216219
esp32p4.menu.PSRAM.enabled=Enabled
217220
esp32p4.menu.PSRAM.enabled.build.defines=-DBOARD_HAS_PSRAM
218221

219-
esp32p4.menu.USBMode.hwcdc=Hardware CDC and JTAG
220-
esp32p4.menu.USBMode.hwcdc.build.usb_mode=1
221222
esp32p4.menu.USBMode.default=USB-OTG (TinyUSB)
222223
esp32p4.menu.USBMode.default.build.usb_mode=0
224+
esp32p4.menu.USBMode.hwcdc=Hardware CDC and JTAG
225+
esp32p4.menu.USBMode.hwcdc.build.usb_mode=1
223226

224227
esp32p4.menu.CDCOnBoot.default=Disabled
225228
esp32p4.menu.CDCOnBoot.default.build.cdc_on_boot=0

‎libraries/Ethernet/examples/ETH_TLK110/ETH_TLK110.ino

Lines changed: 8 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -7,11 +7,19 @@
77

88
#ifndef ETH_PHY_TYPE
99
#define ETH_PHY_TYPE ETH_PHY_TLK110
10+
#if CONFIG_IDF_TARGET_ESP32
1011
#define ETH_PHY_ADDR 31
1112
#define ETH_PHY_MDC 23
1213
#define ETH_PHY_MDIO 18
1314
#define ETH_PHY_POWER 17
1415
#define ETH_CLK_MODE ETH_CLOCK_GPIO0_IN
16+
#elif CONFIG_IDF_TARGET_ESP32P4
17+
#define ETH_PHY_ADDR 1
18+
#define ETH_PHY_MDC 31
19+
#define ETH_PHY_MDIO 52
20+
#define ETH_PHY_POWER 51
21+
#define ETH_CLK_MODE EMAC_CLK_EXT_IN
22+
#endif
1523
#endif
1624

1725
static bool eth_connected = false;

‎libraries/Ethernet/src/ETH.cpp

Lines changed: 50 additions & 2 deletions
Original file line numberDiff line numberDiff line change
@@ -148,7 +148,51 @@ void ETHClass::setTaskStackSize(size_t size) {
148148
_task_stack_size = size;
149149
}
150150

151-
#if (CONFIG_ETH_USE_ESP32_EMAC && !defined(CONFIG_IDF_TARGET_ESP32P4))
151+
#if CONFIG_ETH_USE_ESP32_EMAC
152+
#if CONFIG_IDF_TARGET_ESP32
153+
#define ETH_EMAC_DEFAULT_CONFIG() ETH_ESP32_EMAC_DEFAULT_CONFIG()
154+
#elif CONFIG_IDF_TARGET_ESP32P4
155+
#define ETH_EMAC_DEFAULT_CONFIG() \
156+
{ \
157+
.smi_gpio = \
158+
{ \
159+
.mdc_num = 31, \
160+
.mdio_num = 52 \
161+
}, \
162+
.interface = EMAC_DATA_INTERFACE_RMII, \
163+
.clock_config = \
164+
{ \
165+
.rmii = \
166+
{ \
167+
.clock_mode = EMAC_CLK_EXT_IN, \
168+
.clock_gpio = (emac_rmii_clock_gpio_t) ETH_RMII_CLK \
169+
} \
170+
}, \
171+
.dma_burst_len = ETH_DMA_BURST_LEN_32, \
172+
.intr_priority = 0, \
173+
.emac_dataif_gpio = \
174+
{ \
175+
.rmii = \
176+
{ \
177+
.tx_en_num = ETH_RMII_TX_EN, \
178+
.txd0_num = ETH_RMII_TX0, \
179+
.txd1_num = ETH_RMII_TX1, \
180+
.crs_dv_num = ETH_RMII_CRS_DV, \
181+
.rxd0_num = ETH_RMII_RX0, \
182+
.rxd1_num = ETH_RMII_RX1_EN \
183+
} \
184+
}, \
185+
.clock_config_out_in = \
186+
{ \
187+
.rmii = \
188+
{ \
189+
.clock_mode = EMAC_CLK_EXT_IN, \
190+
.clock_gpio = (emac_rmii_clock_gpio_t) -1 \
191+
} \
192+
}, \
193+
}
194+
#endif
195+
152196
bool ETHClass::begin(eth_phy_type_t type, int32_t phy_addr, int mdc, int mdio, int power, eth_clock_mode_t clock_mode) {
153197
esp_err_t ret = ESP_OK;
154198
if (_eth_index > 2) {
@@ -177,12 +221,16 @@ bool ETHClass::begin(eth_phy_type_t type, int32_t phy_addr, int mdc, int mdio, i
177221
#define DEFAULT_RMII_CLK_GPIO (emac_rmii_clock_gpio_t)(CONFIG_ETH_RMII_CLK_IN_GPIO)
178222
#endif
179223

180-
eth_esp32_emac_config_t mac_config = ETH_ESP32_EMAC_DEFAULT_CONFIG();
224+
eth_esp32_emac_config_t mac_config = ETH_EMAC_DEFAULT_CONFIG();
225+
#if CONFIG_IDF_TARGET_ESP32
181226
mac_config.clock_config.rmii.clock_mode = (clock_mode) ? EMAC_CLK_OUT : EMAC_CLK_EXT_IN;
182227
mac_config.clock_config.rmii.clock_gpio = (1 == clock_mode) ? EMAC_APPL_CLK_OUT_GPIO
183228
: (2 == clock_mode) ? EMAC_CLK_OUT_GPIO
184229
: (3 == clock_mode) ? EMAC_CLK_OUT_180_GPIO
185230
: EMAC_CLK_IN_GPIO;
231+
#elif CONFIG_IDF_TARGET_ESP32P4
232+
mac_config.clock_config.rmii.clock_mode = (emac_rmii_clock_mode_t)clock_mode;
233+
#endif
186234
mac_config.smi_gpio.mdc_num = digitalPinToGPIONumber(mdc);
187235
mac_config.smi_gpio.mdio_num = digitalPinToGPIONumber(mdio);
188236

‎libraries/Ethernet/src/ETH.h

Lines changed: 26 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -75,6 +75,7 @@
7575

7676
#if CONFIG_ETH_USE_ESP32_EMAC
7777
#define ETH_PHY_IP101 ETH_PHY_TLK110
78+
#if CONFIG_IDF_TARGET_ESP32
7879
typedef enum {
7980
ETH_CLOCK_GPIO0_IN,
8081
ETH_CLOCK_GPIO0_OUT,
@@ -88,6 +89,31 @@ typedef enum {
8889
#define ETH_RMII_RX0 25
8990
#define ETH_RMII_RX1_EN 26
9091
#define ETH_RMII_CRS_DV 27
92+
#elif CONFIG_IDF_TARGET_ESP32P4
93+
typedef emac_rmii_clock_mode_t eth_clock_mode_t;
94+
#include "pins_arduino.h"
95+
#ifndef ETH_RMII_TX_EN
96+
#define ETH_RMII_TX_EN 49
97+
#endif
98+
#ifndef ETH_RMII_TX0
99+
#define ETH_RMII_TX0 34
100+
#endif
101+
#ifndef ETH_RMII_TX1
102+
#define ETH_RMII_TX1 35
103+
#endif
104+
#ifndef ETH_RMII_RX0
105+
#define ETH_RMII_RX0 29
106+
#endif
107+
#ifndef ETH_RMII_RX1_EN
108+
#define ETH_RMII_RX1_EN 30
109+
#endif
110+
#ifndef ETH_RMII_CRS_DV
111+
#define ETH_RMII_CRS_DV 28
112+
#endif
113+
#ifndef ETH_RMII_CLK
114+
#define ETH_RMII_CLK 50
115+
#endif
116+
#endif
91117
#endif /* CONFIG_ETH_USE_ESP32_EMAC */
92118

93119
#ifndef ETH_PHY_SPI_FREQ_MHZ

‎variants/esp32p4/pins_arduino.h

Lines changed: 14 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -57,4 +57,18 @@ static const uint8_t T11 = 13;
5757
static const uint8_t T12 = 14;
5858
static const uint8_t T13 = 15;
5959

60+
#define ETH_PHY_TYPE ETH_PHY_TLK110
61+
#define ETH_PHY_ADDR 1
62+
#define ETH_PHY_MDC 31
63+
#define ETH_PHY_MDIO 52
64+
#define ETH_PHY_POWER 51
65+
#define ETH_RMII_TX_EN 49
66+
#define ETH_RMII_TX0 34
67+
#define ETH_RMII_TX1 35
68+
#define ETH_RMII_RX0 29
69+
#define ETH_RMII_RX1_EN 30
70+
#define ETH_RMII_CRS_DV 28
71+
#define ETH_RMII_CLK 50
72+
#define ETH_CLK_MODE EMAC_CLK_EXT_IN
73+
6074
#endif /* Pins_Arduino_h */

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