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drivers: ethernet: eth_liteeth: Update driver

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Correct width when accessing LITEETH_RX_LENGTH register.

Also update register data in device tree to the 32-bit CSR variant.

Signed-off-by: Michal Sieron <msieron@internships.antmicro.com>
This commit is contained in:
Michal Sieron 2022-05-23 15:23:35 +02:00 • committed by Marti Bolivar
commit 17a2c6d647
2 changed files with 16 additions and 7 deletions
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2
drivers/ethernet/eth_liteeth.c
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@ -129,7 +129,7 @@ static void eth_rx(const struct device *port)
key = irq_lock();
/* get frame's length */
len = litex_read32(LITEETH_RX_LENGTH_ADDR);
len = litex_read16(LITEETH_RX_LENGTH_ADDR);
/* which slot is the frame in */
context->rxslot = litex_read8(LITEETH_RX_SLOT_ADDR);

21
dts/riscv/riscv32-litex-vexriscv.dtsi
View file

@ -117,26 +117,35 @@
interrupt-parent = <&intc0>;
interrupts = <3 0>;
reg = <0xe0009800 0x4
0xe0009804 0x8
0xe0009804 0x4
0xe0009808 0x4
0xe000980c 0x4
0xe0009810 0x4
0xe0009814 0x4
0xe0009818 0x4
0xe000981c 0x4
0xe0009820 0x4
0xe0009824 0x4
0xe0009828 0x4
0xe000982c 0x4
0xe0009830 0x4
0xe0009834 0x4
0xe000983c 0x4
0xe0009840 0x8
0xe000984c 0x4
0xb0000000 0x2000>;
local-mac-address = [10 e2 d5 00 00 02];
reg-names =
"rx_slot",
reg-names = "rx_slot",
"rx_length",
"rx_errors",
"rx_ev_status",
"rx_ev_pending",
"rx_ev_enable",
"tx_start",
"tx_ready",
"tx_level",
"tx_slot",
"tx_length",
"tx_ev_status",
"tx_ev_pending",
"tx_ev_enable",
"buffers";
label = "eth0";
status = "disabled";