mirror of
https://github.com/AsahiLinux/u-boot
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3da0291ba9
Although I think it never occurs, the code doesn't make sense, because it may allow to assign an IN endpoint to ss->ep_out. Signed-off-by: Hayes Wang <hayeswang@realtek.com>
1662 lines
39 KiB
C
1662 lines
39 KiB
C
// SPDX-License-Identifier: GPL-2.0
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/*
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* Copyright (c) 2015 Realtek Semiconductor Corp. All rights reserved.
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*
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*/
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#include <common.h>
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#include <dm.h>
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#include <errno.h>
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#include <log.h>
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#include <malloc.h>
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#include <memalign.h>
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#include <net.h>
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#include <usb.h>
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#include <linux/delay.h>
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#include <linux/mii.h>
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#include <linux/bitops.h>
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#include "usb_ether.h"
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#include "r8152.h"
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#ifndef CONFIG_DM_ETH
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/* local vars */
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static int curr_eth_dev; /* index for name of next device detected */
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struct r8152_dongle {
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unsigned short vendor;
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unsigned short product;
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};
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static const struct r8152_dongle r8152_dongles[] = {
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/* Realtek */
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{ 0x0bda, 0x8050 },
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{ 0x0bda, 0x8152 },
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{ 0x0bda, 0x8153 },
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/* Samsung */
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{ 0x04e8, 0xa101 },
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/* Lenovo */
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{ 0x17ef, 0x304f },
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{ 0x17ef, 0x3052 },
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{ 0x17ef, 0x3054 },
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{ 0x17ef, 0x3057 },
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{ 0x17ef, 0x7205 },
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{ 0x17ef, 0x720a },
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{ 0x17ef, 0x720b },
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{ 0x17ef, 0x720c },
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/* TP-LINK */
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{ 0x2357, 0x0601 },
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/* Nvidia */
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{ 0x0955, 0x09ff },
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};
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#endif
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struct r8152_version {
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unsigned short tcr;
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unsigned short version;
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bool gmii;
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};
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static const struct r8152_version r8152_versions[] = {
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{ 0x4c00, RTL_VER_01, 0 },
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{ 0x4c10, RTL_VER_02, 0 },
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{ 0x5c00, RTL_VER_03, 1 },
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{ 0x5c10, RTL_VER_04, 1 },
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{ 0x5c20, RTL_VER_05, 1 },
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{ 0x5c30, RTL_VER_06, 1 },
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{ 0x4800, RTL_VER_07, 0 },
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};
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static
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int get_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data)
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{
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ALLOC_CACHE_ALIGN_BUFFER(void *, tmp, size);
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int ret;
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ret = usb_control_msg(tp->udev, usb_rcvctrlpipe(tp->udev, 0),
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RTL8152_REQ_GET_REGS, RTL8152_REQT_READ,
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value, index, tmp, size, 500);
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memcpy(data, tmp, size);
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return ret;
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}
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static
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int set_registers(struct r8152 *tp, u16 value, u16 index, u16 size, void *data)
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{
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ALLOC_CACHE_ALIGN_BUFFER(void *, tmp, size);
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memcpy(tmp, data, size);
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return usb_control_msg(tp->udev, usb_sndctrlpipe(tp->udev, 0),
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RTL8152_REQ_SET_REGS, RTL8152_REQT_WRITE,
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value, index, tmp, size, 500);
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}
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int generic_ocp_read(struct r8152 *tp, u16 index, u16 size,
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void *data, u16 type)
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{
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u16 burst_size = 64;
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int ret;
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int txsize;
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/* both size and index must be 4 bytes align */
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if ((size & 3) || !size || (index & 3) || !data)
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return -EINVAL;
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if (index + size > 0xffff)
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return -EINVAL;
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while (size) {
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txsize = min(size, burst_size);
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ret = get_registers(tp, index, type, txsize, data);
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if (ret < 0)
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break;
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index += txsize;
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data += txsize;
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size -= txsize;
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}
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return ret;
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}
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int generic_ocp_write(struct r8152 *tp, u16 index, u16 byteen,
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u16 size, void *data, u16 type)
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{
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int ret;
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u16 byteen_start, byteen_end, byte_en_to_hw;
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u16 burst_size = 512;
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int txsize;
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/* both size and index must be 4 bytes align */
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if ((size & 3) || !size || (index & 3) || !data)
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return -EINVAL;
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if (index + size > 0xffff)
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return -EINVAL;
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byteen_start = byteen & BYTE_EN_START_MASK;
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byteen_end = byteen & BYTE_EN_END_MASK;
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byte_en_to_hw = byteen_start | (byteen_start << 4);
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ret = set_registers(tp, index, type | byte_en_to_hw, 4, data);
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if (ret < 0)
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return ret;
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index += 4;
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data += 4;
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size -= 4;
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if (size) {
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size -= 4;
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while (size) {
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txsize = min(size, burst_size);
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ret = set_registers(tp, index,
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type | BYTE_EN_DWORD,
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txsize, data);
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if (ret < 0)
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return ret;
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index += txsize;
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data += txsize;
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size -= txsize;
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}
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byte_en_to_hw = byteen_end | (byteen_end >> 4);
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ret = set_registers(tp, index, type | byte_en_to_hw, 4, data);
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if (ret < 0)
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return ret;
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}
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return ret;
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}
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int pla_ocp_read(struct r8152 *tp, u16 index, u16 size, void *data)
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{
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return generic_ocp_read(tp, index, size, data, MCU_TYPE_PLA);
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}
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int pla_ocp_write(struct r8152 *tp, u16 index, u16 byteen, u16 size, void *data)
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{
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return generic_ocp_write(tp, index, byteen, size, data, MCU_TYPE_PLA);
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}
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int usb_ocp_read(struct r8152 *tp, u16 index, u16 size, void *data)
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{
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return generic_ocp_read(tp, index, size, data, MCU_TYPE_USB);
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}
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int usb_ocp_write(struct r8152 *tp, u16 index, u16 byteen, u16 size, void *data)
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{
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return generic_ocp_write(tp, index, byteen, size, data, MCU_TYPE_USB);
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}
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u32 ocp_read_dword(struct r8152 *tp, u16 type, u16 index)
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{
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__le32 data;
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generic_ocp_read(tp, index, sizeof(data), &data, type);
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return __le32_to_cpu(data);
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}
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void ocp_write_dword(struct r8152 *tp, u16 type, u16 index, u32 data)
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{
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__le32 tmp = __cpu_to_le32(data);
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generic_ocp_write(tp, index, BYTE_EN_DWORD, sizeof(tmp), &tmp, type);
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}
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u16 ocp_read_word(struct r8152 *tp, u16 type, u16 index)
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{
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u32 data;
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__le32 tmp;
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u8 shift = index & 2;
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index &= ~3;
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generic_ocp_read(tp, index, sizeof(tmp), &tmp, type);
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data = __le32_to_cpu(tmp);
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data >>= (shift * 8);
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data &= 0xffff;
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return data;
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}
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void ocp_write_word(struct r8152 *tp, u16 type, u16 index, u32 data)
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{
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u32 mask = 0xffff;
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__le32 tmp;
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u16 byen = BYTE_EN_WORD;
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u8 shift = index & 2;
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data &= mask;
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if (index & 2) {
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byen <<= shift;
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mask <<= (shift * 8);
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data <<= (shift * 8);
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index &= ~3;
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}
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tmp = __cpu_to_le32(data);
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generic_ocp_write(tp, index, byen, sizeof(tmp), &tmp, type);
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}
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u8 ocp_read_byte(struct r8152 *tp, u16 type, u16 index)
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{
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u32 data;
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__le32 tmp;
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u8 shift = index & 3;
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index &= ~3;
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generic_ocp_read(tp, index, sizeof(tmp), &tmp, type);
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data = __le32_to_cpu(tmp);
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data >>= (shift * 8);
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data &= 0xff;
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return data;
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}
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void ocp_write_byte(struct r8152 *tp, u16 type, u16 index, u32 data)
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{
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u32 mask = 0xff;
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__le32 tmp;
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u16 byen = BYTE_EN_BYTE;
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u8 shift = index & 3;
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data &= mask;
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if (index & 3) {
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byen <<= shift;
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mask <<= (shift * 8);
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data <<= (shift * 8);
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index &= ~3;
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}
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tmp = __cpu_to_le32(data);
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generic_ocp_write(tp, index, byen, sizeof(tmp), &tmp, type);
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}
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u16 ocp_reg_read(struct r8152 *tp, u16 addr)
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{
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u16 ocp_base, ocp_index;
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ocp_base = addr & 0xf000;
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if (ocp_base != tp->ocp_base) {
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ocp_write_word(tp, MCU_TYPE_PLA, PLA_OCP_GPHY_BASE, ocp_base);
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tp->ocp_base = ocp_base;
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}
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ocp_index = (addr & 0x0fff) | 0xb000;
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return ocp_read_word(tp, MCU_TYPE_PLA, ocp_index);
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}
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void ocp_reg_write(struct r8152 *tp, u16 addr, u16 data)
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{
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u16 ocp_base, ocp_index;
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ocp_base = addr & 0xf000;
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if (ocp_base != tp->ocp_base) {
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ocp_write_word(tp, MCU_TYPE_PLA, PLA_OCP_GPHY_BASE, ocp_base);
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tp->ocp_base = ocp_base;
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}
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ocp_index = (addr & 0x0fff) | 0xb000;
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ocp_write_word(tp, MCU_TYPE_PLA, ocp_index, data);
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}
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static void r8152_mdio_write(struct r8152 *tp, u32 reg_addr, u32 value)
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{
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ocp_reg_write(tp, OCP_BASE_MII + reg_addr * 2, value);
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}
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static int r8152_mdio_read(struct r8152 *tp, u32 reg_addr)
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{
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return ocp_reg_read(tp, OCP_BASE_MII + reg_addr * 2);
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}
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void sram_write(struct r8152 *tp, u16 addr, u16 data)
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{
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ocp_reg_write(tp, OCP_SRAM_ADDR, addr);
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ocp_reg_write(tp, OCP_SRAM_DATA, data);
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}
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int r8152_wait_for_bit(struct r8152 *tp, bool ocp_reg, u16 type, u16 index,
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const u32 mask, bool set, unsigned int timeout)
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{
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u32 val;
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while (--timeout) {
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if (ocp_reg)
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val = ocp_reg_read(tp, index);
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else
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val = ocp_read_dword(tp, type, index);
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if (!set)
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val = ~val;
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if ((val & mask) == mask)
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return 0;
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mdelay(1);
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}
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debug("%s: Timeout (index=%04x mask=%08x timeout=%d)\n",
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__func__, index, mask, timeout);
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return -ETIMEDOUT;
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}
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static void r8152b_reset_packet_filter(struct r8152 *tp)
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{
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u32 ocp_data;
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ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_FMC);
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ocp_data &= ~FMC_FCR_MCU_EN;
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ocp_write_word(tp, MCU_TYPE_PLA, PLA_FMC, ocp_data);
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ocp_data |= FMC_FCR_MCU_EN;
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ocp_write_word(tp, MCU_TYPE_PLA, PLA_FMC, ocp_data);
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}
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static void rtl8152_wait_fifo_empty(struct r8152 *tp)
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{
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int ret;
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ret = r8152_wait_for_bit(tp, 0, MCU_TYPE_PLA, PLA_PHY_PWR,
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PLA_PHY_PWR_TXEMP, 1, R8152_WAIT_TIMEOUT);
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if (ret)
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debug("Timeout waiting for FIFO empty\n");
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ret = r8152_wait_for_bit(tp, 0, MCU_TYPE_PLA, PLA_TCR0,
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TCR0_TX_EMPTY, 1, R8152_WAIT_TIMEOUT);
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if (ret)
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debug("Timeout waiting for TX empty\n");
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}
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static void rtl8152_nic_reset(struct r8152 *tp)
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{
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int ret;
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u32 ocp_data;
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ocp_data = ocp_read_dword(tp, MCU_TYPE_PLA, BIST_CTRL);
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ocp_data |= BIST_CTRL_SW_RESET;
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ocp_write_dword(tp, MCU_TYPE_PLA, BIST_CTRL, ocp_data);
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ret = r8152_wait_for_bit(tp, 0, MCU_TYPE_PLA, BIST_CTRL,
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BIST_CTRL_SW_RESET, 0, R8152_WAIT_TIMEOUT);
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if (ret)
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debug("Timeout waiting for NIC reset\n");
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}
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static u8 rtl8152_get_speed(struct r8152 *tp)
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{
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return ocp_read_byte(tp, MCU_TYPE_PLA, PLA_PHYSTATUS);
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}
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static void rtl_set_eee_plus(struct r8152 *tp)
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{
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u32 ocp_data;
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ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_EEEP_CR);
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ocp_data &= ~EEEP_CR_EEEP_TX;
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ocp_write_word(tp, MCU_TYPE_PLA, PLA_EEEP_CR, ocp_data);
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}
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static void rxdy_gated_en(struct r8152 *tp, bool enable)
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{
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u32 ocp_data;
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ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_MISC_1);
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if (enable)
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ocp_data |= RXDY_GATED_EN;
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else
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ocp_data &= ~RXDY_GATED_EN;
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ocp_write_word(tp, MCU_TYPE_PLA, PLA_MISC_1, ocp_data);
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}
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static void rtl8152_set_rx_mode(struct r8152 *tp)
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{
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u32 ocp_data;
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__le32 tmp[2];
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tmp[0] = 0xffffffff;
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tmp[1] = 0xffffffff;
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pla_ocp_write(tp, PLA_MAR, BYTE_EN_DWORD, sizeof(tmp), tmp);
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ocp_data = ocp_read_dword(tp, MCU_TYPE_PLA, PLA_RCR);
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ocp_data |= RCR_APM | RCR_AM | RCR_AB;
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ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RCR, ocp_data);
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}
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static int rtl_enable(struct r8152 *tp)
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{
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u32 ocp_data;
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r8152b_reset_packet_filter(tp);
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ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_CR);
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ocp_data |= PLA_CR_RE | PLA_CR_TE;
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ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CR, ocp_data);
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rxdy_gated_en(tp, false);
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rtl8152_set_rx_mode(tp);
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return 0;
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}
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static int rtl8152_enable(struct r8152 *tp)
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{
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rtl_set_eee_plus(tp);
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return rtl_enable(tp);
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}
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static void r8153_set_rx_early_timeout(struct r8152 *tp)
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{
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u32 ocp_data = tp->coalesce / 8;
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ocp_write_word(tp, MCU_TYPE_USB, USB_RX_EARLY_TIMEOUT, ocp_data);
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}
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static void r8153_set_rx_early_size(struct r8152 *tp)
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{
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u32 ocp_data = (RTL8152_AGG_BUF_SZ - RTL8153_RMS) / 4;
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ocp_write_word(tp, MCU_TYPE_USB, USB_RX_EARLY_SIZE, ocp_data);
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}
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static int rtl8153_enable(struct r8152 *tp)
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{
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rtl_set_eee_plus(tp);
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r8153_set_rx_early_timeout(tp);
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r8153_set_rx_early_size(tp);
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return rtl_enable(tp);
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}
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static void rtl_disable(struct r8152 *tp)
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{
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u32 ocp_data;
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ocp_data = ocp_read_dword(tp, MCU_TYPE_PLA, PLA_RCR);
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ocp_data &= ~RCR_ACPT_ALL;
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ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RCR, ocp_data);
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rxdy_gated_en(tp, true);
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rtl8152_wait_fifo_empty(tp);
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rtl8152_nic_reset(tp);
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}
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static void r8152_power_cut_en(struct r8152 *tp, bool enable)
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{
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u32 ocp_data;
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ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_UPS_CTRL);
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if (enable)
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ocp_data |= POWER_CUT;
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else
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ocp_data &= ~POWER_CUT;
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_UPS_CTRL, ocp_data);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_PM_CTRL_STATUS);
|
|
ocp_data &= ~RESUME_INDICATE;
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_PM_CTRL_STATUS, ocp_data);
|
|
}
|
|
|
|
static void rtl_rx_vlan_en(struct r8152 *tp, bool enable)
|
|
{
|
|
u32 ocp_data;
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_CPCR);
|
|
if (enable)
|
|
ocp_data |= CPCR_RX_VLAN;
|
|
else
|
|
ocp_data &= ~CPCR_RX_VLAN;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_CPCR, ocp_data);
|
|
}
|
|
|
|
static void r8153_u1u2en(struct r8152 *tp, bool enable)
|
|
{
|
|
u8 u1u2[8];
|
|
|
|
if (enable)
|
|
memset(u1u2, 0xff, sizeof(u1u2));
|
|
else
|
|
memset(u1u2, 0x00, sizeof(u1u2));
|
|
|
|
usb_ocp_write(tp, USB_TOLERANCE, BYTE_EN_SIX_BYTES, sizeof(u1u2), u1u2);
|
|
}
|
|
|
|
static void r8153_u2p3en(struct r8152 *tp, bool enable)
|
|
{
|
|
u32 ocp_data;
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_U2P3_CTRL);
|
|
if (enable && tp->version != RTL_VER_03 && tp->version != RTL_VER_04)
|
|
ocp_data |= U2P3_ENABLE;
|
|
else
|
|
ocp_data &= ~U2P3_ENABLE;
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_U2P3_CTRL, ocp_data);
|
|
}
|
|
|
|
static void r8153_power_cut_en(struct r8152 *tp, bool enable)
|
|
{
|
|
u32 ocp_data;
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_POWER_CUT);
|
|
if (enable)
|
|
ocp_data |= PWR_EN | PHASE2_EN;
|
|
else
|
|
ocp_data &= ~(PWR_EN | PHASE2_EN);
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_POWER_CUT, ocp_data);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_MISC_0);
|
|
ocp_data &= ~PCUT_STATUS;
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_MISC_0, ocp_data);
|
|
}
|
|
|
|
static int r8152_read_mac(struct r8152 *tp, unsigned char *macaddr)
|
|
{
|
|
int ret;
|
|
unsigned char enetaddr[8] = {0};
|
|
|
|
ret = pla_ocp_read(tp, PLA_IDR, 8, enetaddr);
|
|
if (ret < 0)
|
|
return ret;
|
|
|
|
memcpy(macaddr, enetaddr, ETH_ALEN);
|
|
return 0;
|
|
}
|
|
|
|
static void r8152b_disable_aldps(struct r8152 *tp)
|
|
{
|
|
ocp_reg_write(tp, OCP_ALDPS_CONFIG, ENPDNPS | LINKENA | DIS_SDSAVE);
|
|
mdelay(20);
|
|
}
|
|
|
|
static void r8152b_enable_aldps(struct r8152 *tp)
|
|
{
|
|
ocp_reg_write(tp, OCP_ALDPS_CONFIG, ENPWRSAVE | ENPDNPS |
|
|
LINKENA | DIS_SDSAVE);
|
|
}
|
|
|
|
static void rtl8152_disable(struct r8152 *tp)
|
|
{
|
|
r8152b_disable_aldps(tp);
|
|
rtl_disable(tp);
|
|
r8152b_enable_aldps(tp);
|
|
}
|
|
|
|
static void r8152b_hw_phy_cfg(struct r8152 *tp)
|
|
{
|
|
u16 data;
|
|
|
|
data = r8152_mdio_read(tp, MII_BMCR);
|
|
if (data & BMCR_PDOWN) {
|
|
data &= ~BMCR_PDOWN;
|
|
r8152_mdio_write(tp, MII_BMCR, data);
|
|
}
|
|
|
|
r8152b_firmware(tp);
|
|
}
|
|
|
|
static void rtl8152_reinit_ll(struct r8152 *tp)
|
|
{
|
|
u32 ocp_data;
|
|
int ret;
|
|
|
|
ret = r8152_wait_for_bit(tp, 0, MCU_TYPE_PLA, PLA_PHY_PWR,
|
|
PLA_PHY_PWR_LLR, 1, R8152_WAIT_TIMEOUT);
|
|
if (ret)
|
|
debug("Timeout waiting for link list ready\n");
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_SFF_STS_7);
|
|
ocp_data |= RE_INIT_LL;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_SFF_STS_7, ocp_data);
|
|
|
|
ret = r8152_wait_for_bit(tp, 0, MCU_TYPE_PLA, PLA_PHY_PWR,
|
|
PLA_PHY_PWR_LLR, 1, R8152_WAIT_TIMEOUT);
|
|
if (ret)
|
|
debug("Timeout waiting for link list ready\n");
|
|
}
|
|
|
|
static void r8152b_exit_oob(struct r8152 *tp)
|
|
{
|
|
u32 ocp_data;
|
|
|
|
ocp_data = ocp_read_dword(tp, MCU_TYPE_PLA, PLA_RCR);
|
|
ocp_data &= ~RCR_ACPT_ALL;
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RCR, ocp_data);
|
|
|
|
rxdy_gated_en(tp, true);
|
|
r8152b_hw_phy_cfg(tp);
|
|
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CRWECR, CRWECR_NORAML);
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CR, 0x00);
|
|
|
|
ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
|
|
ocp_data &= ~NOW_IS_OOB;
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_SFF_STS_7);
|
|
ocp_data &= ~MCU_BORW_EN;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_SFF_STS_7, ocp_data);
|
|
|
|
rtl8152_reinit_ll(tp);
|
|
rtl8152_nic_reset(tp);
|
|
|
|
/* rx share fifo credit full threshold */
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL0, RXFIFO_THR1_NORMAL);
|
|
|
|
if (tp->udev->speed == USB_SPEED_FULL ||
|
|
tp->udev->speed == USB_SPEED_LOW) {
|
|
/* rx share fifo credit near full threshold */
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL1,
|
|
RXFIFO_THR2_FULL);
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL2,
|
|
RXFIFO_THR3_FULL);
|
|
} else {
|
|
/* rx share fifo credit near full threshold */
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL1,
|
|
RXFIFO_THR2_HIGH);
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL2,
|
|
RXFIFO_THR3_HIGH);
|
|
}
|
|
|
|
/* TX share fifo free credit full threshold */
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_TXFIFO_CTRL, TXFIFO_THR_NORMAL);
|
|
|
|
ocp_write_byte(tp, MCU_TYPE_USB, USB_TX_AGG, TX_AGG_MAX_THRESHOLD);
|
|
ocp_write_dword(tp, MCU_TYPE_USB, USB_RX_BUF_TH, RX_THR_HIGH);
|
|
ocp_write_dword(tp, MCU_TYPE_USB, USB_TX_DMA,
|
|
TEST_MODE_DISABLE | TX_SIZE_ADJUST1);
|
|
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_RMS, RTL8152_RMS);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_TCR0);
|
|
ocp_data |= TCR0_AUTO_FIFO;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_TCR0, ocp_data);
|
|
}
|
|
|
|
static void r8152b_enter_oob(struct r8152 *tp)
|
|
{
|
|
u32 ocp_data;
|
|
|
|
ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
|
|
ocp_data &= ~NOW_IS_OOB;
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data);
|
|
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL0, RXFIFO_THR1_OOB);
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL1, RXFIFO_THR2_OOB);
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL2, RXFIFO_THR3_OOB);
|
|
|
|
rtl_disable(tp);
|
|
|
|
rtl8152_reinit_ll(tp);
|
|
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_RMS, RTL8152_RMS);
|
|
|
|
rtl_rx_vlan_en(tp, false);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_BDC_CR);
|
|
ocp_data |= ALDPS_PROXY_MODE;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_BDC_CR, ocp_data);
|
|
|
|
ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
|
|
ocp_data |= NOW_IS_OOB | DIS_MCU_CLROOB;
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data);
|
|
|
|
rxdy_gated_en(tp, false);
|
|
|
|
ocp_data = ocp_read_dword(tp, MCU_TYPE_PLA, PLA_RCR);
|
|
ocp_data |= RCR_APM | RCR_AM | RCR_AB;
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RCR, ocp_data);
|
|
}
|
|
|
|
static void r8153_hw_phy_cfg(struct r8152 *tp)
|
|
{
|
|
u32 ocp_data;
|
|
u16 data;
|
|
|
|
if (tp->version == RTL_VER_03 || tp->version == RTL_VER_04 ||
|
|
tp->version == RTL_VER_05)
|
|
ocp_reg_write(tp, OCP_ADC_CFG, CKADSEL_L | ADC_EN | EN_EMI_L);
|
|
|
|
data = r8152_mdio_read(tp, MII_BMCR);
|
|
if (data & BMCR_PDOWN) {
|
|
data &= ~BMCR_PDOWN;
|
|
r8152_mdio_write(tp, MII_BMCR, data);
|
|
}
|
|
|
|
r8153_firmware(tp);
|
|
|
|
if (tp->version == RTL_VER_03) {
|
|
data = ocp_reg_read(tp, OCP_EEE_CFG);
|
|
data &= ~CTAP_SHORT_EN;
|
|
ocp_reg_write(tp, OCP_EEE_CFG, data);
|
|
}
|
|
|
|
data = ocp_reg_read(tp, OCP_POWER_CFG);
|
|
data |= EEE_CLKDIV_EN;
|
|
ocp_reg_write(tp, OCP_POWER_CFG, data);
|
|
|
|
data = ocp_reg_read(tp, OCP_DOWN_SPEED);
|
|
data |= EN_10M_BGOFF;
|
|
ocp_reg_write(tp, OCP_DOWN_SPEED, data);
|
|
data = ocp_reg_read(tp, OCP_POWER_CFG);
|
|
data |= EN_10M_PLLOFF;
|
|
ocp_reg_write(tp, OCP_POWER_CFG, data);
|
|
sram_write(tp, SRAM_IMPEDANCE, 0x0b13);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_PHY_PWR);
|
|
ocp_data |= PFM_PWM_SWITCH;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_PHY_PWR, ocp_data);
|
|
|
|
/* Enable LPF corner auto tune */
|
|
sram_write(tp, SRAM_LPF_CFG, 0xf70f);
|
|
|
|
/* Adjust 10M Amplitude */
|
|
sram_write(tp, SRAM_10M_AMP1, 0x00af);
|
|
sram_write(tp, SRAM_10M_AMP2, 0x0208);
|
|
}
|
|
|
|
static void r8153_first_init(struct r8152 *tp)
|
|
{
|
|
u32 ocp_data;
|
|
|
|
rxdy_gated_en(tp, true);
|
|
|
|
ocp_data = ocp_read_dword(tp, MCU_TYPE_PLA, PLA_RCR);
|
|
ocp_data &= ~RCR_ACPT_ALL;
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RCR, ocp_data);
|
|
|
|
r8153_hw_phy_cfg(tp);
|
|
|
|
rtl8152_nic_reset(tp);
|
|
|
|
ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
|
|
ocp_data &= ~NOW_IS_OOB;
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_SFF_STS_7);
|
|
ocp_data &= ~MCU_BORW_EN;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_SFF_STS_7, ocp_data);
|
|
|
|
rtl8152_reinit_ll(tp);
|
|
|
|
rtl_rx_vlan_en(tp, false);
|
|
|
|
ocp_data = RTL8153_RMS;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_RMS, ocp_data);
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_MTPS, MTPS_JUMBO);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_TCR0);
|
|
ocp_data |= TCR0_AUTO_FIFO;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_TCR0, ocp_data);
|
|
|
|
rtl8152_nic_reset(tp);
|
|
|
|
/* rx share fifo credit full threshold */
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL0, RXFIFO_THR1_NORMAL);
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL1, RXFIFO_THR2_NORMAL);
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_RXFIFO_CTRL2, RXFIFO_THR3_NORMAL);
|
|
/* TX share fifo free credit full threshold */
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_TXFIFO_CTRL, TXFIFO_THR_NORMAL2);
|
|
|
|
/* rx aggregation */
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_USB_CTRL);
|
|
|
|
ocp_data &= ~(RX_AGG_DISABLE | RX_ZERO_EN);
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_USB_CTRL, ocp_data);
|
|
}
|
|
|
|
static void r8153_enter_oob(struct r8152 *tp)
|
|
{
|
|
u32 ocp_data;
|
|
|
|
ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
|
|
ocp_data &= ~NOW_IS_OOB;
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data);
|
|
|
|
rtl_disable(tp);
|
|
|
|
rtl8152_reinit_ll(tp);
|
|
|
|
ocp_data = RTL8153_RMS;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_RMS, ocp_data);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_TEREDO_CFG);
|
|
ocp_data &= ~TEREDO_WAKE_MASK;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_TEREDO_CFG, ocp_data);
|
|
|
|
rtl_rx_vlan_en(tp, false);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_BDC_CR);
|
|
ocp_data |= ALDPS_PROXY_MODE;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_BDC_CR, ocp_data);
|
|
|
|
ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL);
|
|
ocp_data |= NOW_IS_OOB | DIS_MCU_CLROOB;
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_OOB_CTRL, ocp_data);
|
|
|
|
rxdy_gated_en(tp, false);
|
|
|
|
ocp_data = ocp_read_dword(tp, MCU_TYPE_PLA, PLA_RCR);
|
|
ocp_data |= RCR_APM | RCR_AM | RCR_AB;
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_RCR, ocp_data);
|
|
}
|
|
|
|
static void r8153_disable_aldps(struct r8152 *tp)
|
|
{
|
|
u16 data;
|
|
|
|
data = ocp_reg_read(tp, OCP_POWER_CFG);
|
|
data &= ~EN_ALDPS;
|
|
ocp_reg_write(tp, OCP_POWER_CFG, data);
|
|
mdelay(20);
|
|
}
|
|
|
|
static void rtl8153_disable(struct r8152 *tp)
|
|
{
|
|
r8153_disable_aldps(tp);
|
|
rtl_disable(tp);
|
|
}
|
|
|
|
static int rtl8152_set_speed(struct r8152 *tp, u8 autoneg, u16 speed, u8 duplex)
|
|
{
|
|
u16 bmcr, anar, gbcr;
|
|
|
|
anar = r8152_mdio_read(tp, MII_ADVERTISE);
|
|
anar &= ~(ADVERTISE_10HALF | ADVERTISE_10FULL |
|
|
ADVERTISE_100HALF | ADVERTISE_100FULL);
|
|
if (tp->supports_gmii) {
|
|
gbcr = r8152_mdio_read(tp, MII_CTRL1000);
|
|
gbcr &= ~(ADVERTISE_1000FULL | ADVERTISE_1000HALF);
|
|
} else {
|
|
gbcr = 0;
|
|
}
|
|
|
|
if (autoneg == AUTONEG_DISABLE) {
|
|
if (speed == SPEED_10) {
|
|
bmcr = 0;
|
|
anar |= ADVERTISE_10HALF | ADVERTISE_10FULL;
|
|
} else if (speed == SPEED_100) {
|
|
bmcr = BMCR_SPEED100;
|
|
anar |= ADVERTISE_100HALF | ADVERTISE_100FULL;
|
|
} else if (speed == SPEED_1000 && tp->supports_gmii) {
|
|
bmcr = BMCR_SPEED1000;
|
|
gbcr |= ADVERTISE_1000FULL | ADVERTISE_1000HALF;
|
|
} else {
|
|
return -EINVAL;
|
|
}
|
|
|
|
if (duplex == DUPLEX_FULL)
|
|
bmcr |= BMCR_FULLDPLX;
|
|
} else {
|
|
if (speed == SPEED_10) {
|
|
if (duplex == DUPLEX_FULL)
|
|
anar |= ADVERTISE_10HALF | ADVERTISE_10FULL;
|
|
else
|
|
anar |= ADVERTISE_10HALF;
|
|
} else if (speed == SPEED_100) {
|
|
if (duplex == DUPLEX_FULL) {
|
|
anar |= ADVERTISE_10HALF | ADVERTISE_10FULL;
|
|
anar |= ADVERTISE_100HALF | ADVERTISE_100FULL;
|
|
} else {
|
|
anar |= ADVERTISE_10HALF;
|
|
anar |= ADVERTISE_100HALF;
|
|
}
|
|
} else if (speed == SPEED_1000 && tp->supports_gmii) {
|
|
if (duplex == DUPLEX_FULL) {
|
|
anar |= ADVERTISE_10HALF | ADVERTISE_10FULL;
|
|
anar |= ADVERTISE_100HALF | ADVERTISE_100FULL;
|
|
gbcr |= ADVERTISE_1000FULL | ADVERTISE_1000HALF;
|
|
} else {
|
|
anar |= ADVERTISE_10HALF;
|
|
anar |= ADVERTISE_100HALF;
|
|
gbcr |= ADVERTISE_1000HALF;
|
|
}
|
|
} else {
|
|
return -EINVAL;
|
|
}
|
|
|
|
bmcr = BMCR_ANENABLE | BMCR_ANRESTART;
|
|
}
|
|
|
|
if (tp->supports_gmii)
|
|
r8152_mdio_write(tp, MII_CTRL1000, gbcr);
|
|
|
|
r8152_mdio_write(tp, MII_ADVERTISE, anar);
|
|
r8152_mdio_write(tp, MII_BMCR, bmcr);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void rtl8152_up(struct r8152 *tp)
|
|
{
|
|
r8152b_disable_aldps(tp);
|
|
r8152b_exit_oob(tp);
|
|
r8152b_enable_aldps(tp);
|
|
}
|
|
|
|
static void rtl8152_down(struct r8152 *tp)
|
|
{
|
|
r8152_power_cut_en(tp, false);
|
|
r8152b_disable_aldps(tp);
|
|
r8152b_enter_oob(tp);
|
|
r8152b_enable_aldps(tp);
|
|
}
|
|
|
|
static void rtl8153_up(struct r8152 *tp)
|
|
{
|
|
r8153_u1u2en(tp, false);
|
|
r8153_disable_aldps(tp);
|
|
r8153_first_init(tp);
|
|
r8153_u2p3en(tp, false);
|
|
}
|
|
|
|
static void rtl8153_down(struct r8152 *tp)
|
|
{
|
|
r8153_u1u2en(tp, false);
|
|
r8153_u2p3en(tp, false);
|
|
r8153_power_cut_en(tp, false);
|
|
r8153_disable_aldps(tp);
|
|
r8153_enter_oob(tp);
|
|
}
|
|
|
|
static void r8152b_get_version(struct r8152 *tp)
|
|
{
|
|
u32 ocp_data;
|
|
u16 tcr;
|
|
int i;
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_TCR1);
|
|
tcr = (u16)(ocp_data & VERSION_MASK);
|
|
|
|
for (i = 0; i < ARRAY_SIZE(r8152_versions); i++) {
|
|
if (tcr == r8152_versions[i].tcr) {
|
|
/* Found a supported version */
|
|
tp->version = r8152_versions[i].version;
|
|
tp->supports_gmii = r8152_versions[i].gmii;
|
|
break;
|
|
}
|
|
}
|
|
|
|
if (tp->version == RTL_VER_UNKNOWN)
|
|
debug("r8152 Unknown tcr version 0x%04x\n", tcr);
|
|
}
|
|
|
|
static void r8152b_enable_fc(struct r8152 *tp)
|
|
{
|
|
u16 anar;
|
|
anar = r8152_mdio_read(tp, MII_ADVERTISE);
|
|
anar |= ADVERTISE_PAUSE_CAP | ADVERTISE_PAUSE_ASYM;
|
|
r8152_mdio_write(tp, MII_ADVERTISE, anar);
|
|
}
|
|
|
|
static void rtl_tally_reset(struct r8152 *tp)
|
|
{
|
|
u32 ocp_data;
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_RSTTALLY);
|
|
ocp_data |= TALLY_RESET;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_RSTTALLY, ocp_data);
|
|
}
|
|
|
|
static void r8152b_init(struct r8152 *tp)
|
|
{
|
|
u32 ocp_data;
|
|
|
|
r8152b_disable_aldps(tp);
|
|
|
|
if (tp->version == RTL_VER_01) {
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_LED_FEATURE);
|
|
ocp_data &= ~LED_MODE_MASK;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_LED_FEATURE, ocp_data);
|
|
}
|
|
|
|
r8152_power_cut_en(tp, false);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_PHY_PWR);
|
|
ocp_data |= TX_10M_IDLE_EN | PFM_PWM_SWITCH;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_PHY_PWR, ocp_data);
|
|
ocp_data = ocp_read_dword(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL);
|
|
ocp_data &= ~MCU_CLK_RATIO_MASK;
|
|
ocp_data |= MCU_CLK_RATIO | D3_CLK_GATED_EN;
|
|
ocp_write_dword(tp, MCU_TYPE_PLA, PLA_MAC_PWR_CTRL, ocp_data);
|
|
ocp_data = GPHY_STS_MSK | SPEED_DOWN_MSK |
|
|
SPDWN_RXDV_MSK | SPDWN_LINKCHG_MSK;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_GPHY_INTR_IMR, ocp_data);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_USB_TIMER);
|
|
ocp_data |= BIT(15);
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_USB_TIMER, ocp_data);
|
|
ocp_write_word(tp, MCU_TYPE_USB, 0xcbfc, 0x03e8);
|
|
ocp_data &= ~BIT(15);
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_USB_TIMER, ocp_data);
|
|
|
|
r8152b_enable_fc(tp);
|
|
rtl_tally_reset(tp);
|
|
|
|
/* enable rx aggregation */
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_USB_CTRL);
|
|
|
|
ocp_data &= ~(RX_AGG_DISABLE | RX_ZERO_EN);
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_USB_CTRL, ocp_data);
|
|
}
|
|
|
|
static void r8153_init(struct r8152 *tp)
|
|
{
|
|
int i;
|
|
u32 ocp_data;
|
|
|
|
r8153_disable_aldps(tp);
|
|
r8153_u1u2en(tp, false);
|
|
|
|
r8152_wait_for_bit(tp, 0, MCU_TYPE_PLA, PLA_BOOT_CTRL,
|
|
AUTOLOAD_DONE, 1, R8152_WAIT_TIMEOUT);
|
|
|
|
for (i = 0; i < R8152_WAIT_TIMEOUT; i++) {
|
|
ocp_data = ocp_reg_read(tp, OCP_PHY_STATUS) & PHY_STAT_MASK;
|
|
if (ocp_data == PHY_STAT_LAN_ON || ocp_data == PHY_STAT_PWRDN)
|
|
break;
|
|
|
|
mdelay(1);
|
|
}
|
|
|
|
r8153_u2p3en(tp, false);
|
|
|
|
if (tp->version == RTL_VER_04) {
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_SSPHYLINK2);
|
|
ocp_data &= ~pwd_dn_scale_mask;
|
|
ocp_data |= pwd_dn_scale(96);
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_SSPHYLINK2, ocp_data);
|
|
|
|
ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_USB2PHY);
|
|
ocp_data |= USB2PHY_L1 | USB2PHY_SUSPEND;
|
|
ocp_write_byte(tp, MCU_TYPE_USB, USB_USB2PHY, ocp_data);
|
|
} else if (tp->version == RTL_VER_05) {
|
|
ocp_data = ocp_read_byte(tp, MCU_TYPE_PLA, PLA_DMY_REG0);
|
|
ocp_data &= ~ECM_ALDPS;
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_DMY_REG0, ocp_data);
|
|
|
|
ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_CSR_DUMMY1);
|
|
if (ocp_read_word(tp, MCU_TYPE_USB, USB_BURST_SIZE) == 0)
|
|
ocp_data &= ~DYNAMIC_BURST;
|
|
else
|
|
ocp_data |= DYNAMIC_BURST;
|
|
ocp_write_byte(tp, MCU_TYPE_USB, USB_CSR_DUMMY1, ocp_data);
|
|
} else if (tp->version == RTL_VER_06) {
|
|
ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_CSR_DUMMY1);
|
|
if (ocp_read_word(tp, MCU_TYPE_USB, USB_BURST_SIZE) == 0)
|
|
ocp_data &= ~DYNAMIC_BURST;
|
|
else
|
|
ocp_data |= DYNAMIC_BURST;
|
|
ocp_write_byte(tp, MCU_TYPE_USB, USB_CSR_DUMMY1, ocp_data);
|
|
}
|
|
|
|
ocp_data = ocp_read_byte(tp, MCU_TYPE_USB, USB_CSR_DUMMY2);
|
|
ocp_data |= EP4_FULL_FC;
|
|
ocp_write_byte(tp, MCU_TYPE_USB, USB_CSR_DUMMY2, ocp_data);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_WDT11_CTRL);
|
|
ocp_data &= ~TIMER11_EN;
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_WDT11_CTRL, ocp_data);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_PLA, PLA_LED_FEATURE);
|
|
ocp_data &= ~LED_MODE_MASK;
|
|
ocp_write_word(tp, MCU_TYPE_PLA, PLA_LED_FEATURE, ocp_data);
|
|
|
|
ocp_data = FIFO_EMPTY_1FB | ROK_EXIT_LPM;
|
|
if (tp->version == RTL_VER_04 && tp->udev->speed != USB_SPEED_SUPER)
|
|
ocp_data |= LPM_TIMER_500MS;
|
|
else
|
|
ocp_data |= LPM_TIMER_500US;
|
|
ocp_write_byte(tp, MCU_TYPE_USB, USB_LPM_CTRL, ocp_data);
|
|
|
|
ocp_data = ocp_read_word(tp, MCU_TYPE_USB, USB_AFE_CTRL2);
|
|
ocp_data &= ~SEN_VAL_MASK;
|
|
ocp_data |= SEN_VAL_NORMAL | SEL_RXIDLE;
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_AFE_CTRL2, ocp_data);
|
|
|
|
ocp_write_word(tp, MCU_TYPE_USB, USB_CONNECT_TIMER, 0x0001);
|
|
|
|
r8153_power_cut_en(tp, false);
|
|
|
|
r8152b_enable_fc(tp);
|
|
rtl_tally_reset(tp);
|
|
}
|
|
|
|
static void rtl8152_unload(struct r8152 *tp)
|
|
{
|
|
if (tp->version != RTL_VER_01)
|
|
r8152_power_cut_en(tp, true);
|
|
}
|
|
|
|
static void rtl8153_unload(struct r8152 *tp)
|
|
{
|
|
r8153_power_cut_en(tp, false);
|
|
}
|
|
|
|
static int rtl_ops_init(struct r8152 *tp)
|
|
{
|
|
struct rtl_ops *ops = &tp->rtl_ops;
|
|
int ret = 0;
|
|
|
|
switch (tp->version) {
|
|
case RTL_VER_01:
|
|
case RTL_VER_02:
|
|
case RTL_VER_07:
|
|
ops->init = r8152b_init;
|
|
ops->enable = rtl8152_enable;
|
|
ops->disable = rtl8152_disable;
|
|
ops->up = rtl8152_up;
|
|
ops->down = rtl8152_down;
|
|
ops->unload = rtl8152_unload;
|
|
break;
|
|
|
|
case RTL_VER_03:
|
|
case RTL_VER_04:
|
|
case RTL_VER_05:
|
|
case RTL_VER_06:
|
|
ops->init = r8153_init;
|
|
ops->enable = rtl8153_enable;
|
|
ops->disable = rtl8153_disable;
|
|
ops->up = rtl8153_up;
|
|
ops->down = rtl8153_down;
|
|
ops->unload = rtl8153_unload;
|
|
break;
|
|
|
|
default:
|
|
ret = -ENODEV;
|
|
printf("r8152 Unknown Device\n");
|
|
break;
|
|
}
|
|
|
|
return ret;
|
|
}
|
|
|
|
static int r8152_init_common(struct r8152 *tp)
|
|
{
|
|
u8 speed;
|
|
int timeout = 0;
|
|
int link_detected;
|
|
|
|
debug("** %s()\n", __func__);
|
|
|
|
do {
|
|
speed = rtl8152_get_speed(tp);
|
|
|
|
link_detected = speed & LINK_STATUS;
|
|
if (!link_detected) {
|
|
if (timeout == 0)
|
|
printf("Waiting for Ethernet connection... ");
|
|
mdelay(TIMEOUT_RESOLUTION);
|
|
timeout += TIMEOUT_RESOLUTION;
|
|
}
|
|
} while (!link_detected && timeout < PHY_CONNECT_TIMEOUT);
|
|
if (link_detected) {
|
|
tp->rtl_ops.enable(tp);
|
|
|
|
if (timeout != 0)
|
|
printf("done.\n");
|
|
} else {
|
|
printf("unable to connect.\n");
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int r8152_send_common(struct ueth_data *ueth, void *packet, int length)
|
|
{
|
|
struct usb_device *udev = ueth->pusb_dev;
|
|
u32 opts1, opts2 = 0;
|
|
int err;
|
|
int actual_len;
|
|
ALLOC_CACHE_ALIGN_BUFFER(uint8_t, msg,
|
|
PKTSIZE + sizeof(struct tx_desc));
|
|
struct tx_desc *tx_desc = (struct tx_desc *)msg;
|
|
|
|
debug("** %s(), len %d\n", __func__, length);
|
|
|
|
opts1 = length | TX_FS | TX_LS;
|
|
|
|
tx_desc->opts2 = cpu_to_le32(opts2);
|
|
tx_desc->opts1 = cpu_to_le32(opts1);
|
|
|
|
memcpy(msg + sizeof(struct tx_desc), (void *)packet, length);
|
|
|
|
err = usb_bulk_msg(udev, usb_sndbulkpipe(udev, ueth->ep_out),
|
|
(void *)msg, length + sizeof(struct tx_desc),
|
|
&actual_len, USB_BULK_SEND_TIMEOUT);
|
|
debug("Tx: len = %zu, actual = %u, err = %d\n",
|
|
length + sizeof(struct tx_desc), actual_len, err);
|
|
|
|
return err;
|
|
}
|
|
|
|
#ifndef CONFIG_DM_ETH
|
|
static int r8152_init(struct eth_device *eth, bd_t *bd)
|
|
{
|
|
struct ueth_data *dev = (struct ueth_data *)eth->priv;
|
|
struct r8152 *tp = (struct r8152 *)dev->dev_priv;
|
|
|
|
return r8152_init_common(tp);
|
|
}
|
|
|
|
static int r8152_send(struct eth_device *eth, void *packet, int length)
|
|
{
|
|
struct ueth_data *dev = (struct ueth_data *)eth->priv;
|
|
|
|
return r8152_send_common(dev, packet, length);
|
|
}
|
|
|
|
static int r8152_recv(struct eth_device *eth)
|
|
{
|
|
struct ueth_data *dev = (struct ueth_data *)eth->priv;
|
|
|
|
ALLOC_CACHE_ALIGN_BUFFER(uint8_t, recv_buf, RTL8152_AGG_BUF_SZ);
|
|
unsigned char *pkt_ptr;
|
|
int err;
|
|
int actual_len;
|
|
u16 packet_len;
|
|
|
|
u32 bytes_process = 0;
|
|
struct rx_desc *rx_desc;
|
|
|
|
debug("** %s()\n", __func__);
|
|
|
|
err = usb_bulk_msg(dev->pusb_dev,
|
|
usb_rcvbulkpipe(dev->pusb_dev, dev->ep_in),
|
|
(void *)recv_buf,
|
|
RTL8152_AGG_BUF_SZ,
|
|
&actual_len,
|
|
USB_BULK_RECV_TIMEOUT);
|
|
debug("Rx: len = %u, actual = %u, err = %d\n", RTL8152_AGG_BUF_SZ,
|
|
actual_len, err);
|
|
if (err != 0) {
|
|
debug("Rx: failed to receive\n");
|
|
return -1;
|
|
}
|
|
if (actual_len > RTL8152_AGG_BUF_SZ) {
|
|
debug("Rx: received too many bytes %d\n", actual_len);
|
|
return -1;
|
|
}
|
|
|
|
while (bytes_process < actual_len) {
|
|
rx_desc = (struct rx_desc *)(recv_buf + bytes_process);
|
|
pkt_ptr = recv_buf + sizeof(struct rx_desc) + bytes_process;
|
|
|
|
packet_len = le32_to_cpu(rx_desc->opts1) & RX_LEN_MASK;
|
|
packet_len -= CRC_SIZE;
|
|
|
|
net_process_received_packet(pkt_ptr, packet_len);
|
|
|
|
bytes_process +=
|
|
(packet_len + sizeof(struct rx_desc) + CRC_SIZE);
|
|
|
|
if (bytes_process % 8)
|
|
bytes_process = bytes_process + 8 - (bytes_process % 8);
|
|
}
|
|
|
|
return 0;
|
|
}
|
|
|
|
static void r8152_halt(struct eth_device *eth)
|
|
{
|
|
struct ueth_data *dev = (struct ueth_data *)eth->priv;
|
|
struct r8152 *tp = (struct r8152 *)dev->dev_priv;
|
|
|
|
debug("** %s()\n", __func__);
|
|
|
|
tp->rtl_ops.disable(tp);
|
|
}
|
|
|
|
static int r8152_write_hwaddr(struct eth_device *eth)
|
|
{
|
|
struct ueth_data *dev = (struct ueth_data *)eth->priv;
|
|
struct r8152 *tp = (struct r8152 *)dev->dev_priv;
|
|
|
|
unsigned char enetaddr[8] = {0};
|
|
|
|
memcpy(enetaddr, eth->enetaddr, ETH_ALEN);
|
|
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CRWECR, CRWECR_CONFIG);
|
|
pla_ocp_write(tp, PLA_IDR, BYTE_EN_SIX_BYTES, 8, enetaddr);
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CRWECR, CRWECR_NORAML);
|
|
|
|
debug("MAC %pM\n", eth->enetaddr);
|
|
return 0;
|
|
}
|
|
|
|
void r8152_eth_before_probe(void)
|
|
{
|
|
curr_eth_dev = 0;
|
|
}
|
|
|
|
/* Probe to see if a new device is actually an realtek device */
|
|
int r8152_eth_probe(struct usb_device *dev, unsigned int ifnum,
|
|
struct ueth_data *ss)
|
|
{
|
|
struct usb_interface *iface;
|
|
struct usb_interface_descriptor *iface_desc;
|
|
int ep_in_found = 0, ep_out_found = 0;
|
|
struct r8152 *tp;
|
|
int i;
|
|
|
|
/* let's examine the device now */
|
|
iface = &dev->config.if_desc[ifnum];
|
|
iface_desc = &dev->config.if_desc[ifnum].desc;
|
|
|
|
for (i = 0; i < ARRAY_SIZE(r8152_dongles); i++) {
|
|
if (dev->descriptor.idVendor == r8152_dongles[i].vendor &&
|
|
dev->descriptor.idProduct == r8152_dongles[i].product)
|
|
/* Found a supported dongle */
|
|
break;
|
|
}
|
|
|
|
if (i == ARRAY_SIZE(r8152_dongles))
|
|
return 0;
|
|
|
|
memset(ss, 0, sizeof(struct ueth_data));
|
|
|
|
/* At this point, we know we've got a live one */
|
|
debug("\n\nUSB Ethernet device detected: %#04x:%#04x\n",
|
|
dev->descriptor.idVendor, dev->descriptor.idProduct);
|
|
|
|
/* Initialize the ueth_data structure with some useful info */
|
|
ss->ifnum = ifnum;
|
|
ss->pusb_dev = dev;
|
|
ss->subclass = iface_desc->bInterfaceSubClass;
|
|
ss->protocol = iface_desc->bInterfaceProtocol;
|
|
|
|
/* alloc driver private */
|
|
ss->dev_priv = calloc(1, sizeof(struct r8152));
|
|
|
|
if (!ss->dev_priv)
|
|
return 0;
|
|
|
|
/*
|
|
* We are expecting a minimum of 3 endpoints - in, out (bulk), and
|
|
* int. We will ignore any others.
|
|
*/
|
|
for (i = 0; i < iface_desc->bNumEndpoints; i++) {
|
|
/* is it an BULK endpoint? */
|
|
if ((iface->ep_desc[i].bmAttributes &
|
|
USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_BULK) {
|
|
u8 ep_addr = iface->ep_desc[i].bEndpointAddress;
|
|
|
|
if (ep_addr & USB_DIR_IN) {
|
|
if (!ep_in_found) {
|
|
ss->ep_in = ep_addr &
|
|
USB_ENDPOINT_NUMBER_MASK;
|
|
ep_in_found = 1;
|
|
}
|
|
} else {
|
|
if (!ep_out_found) {
|
|
ss->ep_out = ep_addr &
|
|
USB_ENDPOINT_NUMBER_MASK;
|
|
ep_out_found = 1;
|
|
}
|
|
}
|
|
}
|
|
|
|
/* is it an interrupt endpoint? */
|
|
if ((iface->ep_desc[i].bmAttributes &
|
|
USB_ENDPOINT_XFERTYPE_MASK) == USB_ENDPOINT_XFER_INT) {
|
|
ss->ep_int = iface->ep_desc[i].bEndpointAddress &
|
|
USB_ENDPOINT_NUMBER_MASK;
|
|
ss->irqinterval = iface->ep_desc[i].bInterval;
|
|
}
|
|
}
|
|
|
|
debug("Endpoints In %d Out %d Int %d\n",
|
|
ss->ep_in, ss->ep_out, ss->ep_int);
|
|
|
|
/* Do some basic sanity checks, and bail if we find a problem */
|
|
if (usb_set_interface(dev, iface_desc->bInterfaceNumber, 0) ||
|
|
!ss->ep_in || !ss->ep_out || !ss->ep_int) {
|
|
debug("Problems with device\n");
|
|
return 0;
|
|
}
|
|
|
|
dev->privptr = (void *)ss;
|
|
|
|
tp = ss->dev_priv;
|
|
tp->udev = dev;
|
|
tp->intf = iface;
|
|
|
|
r8152b_get_version(tp);
|
|
|
|
if (rtl_ops_init(tp))
|
|
return 0;
|
|
|
|
tp->rtl_ops.init(tp);
|
|
tp->rtl_ops.up(tp);
|
|
|
|
rtl8152_set_speed(tp, AUTONEG_ENABLE,
|
|
tp->supports_gmii ? SPEED_1000 : SPEED_100,
|
|
DUPLEX_FULL);
|
|
|
|
return 1;
|
|
}
|
|
|
|
int r8152_eth_get_info(struct usb_device *dev, struct ueth_data *ss,
|
|
struct eth_device *eth)
|
|
{
|
|
if (!eth) {
|
|
debug("%s: missing parameter.\n", __func__);
|
|
return 0;
|
|
}
|
|
|
|
sprintf(eth->name, "%s#%d", R8152_BASE_NAME, curr_eth_dev++);
|
|
eth->init = r8152_init;
|
|
eth->send = r8152_send;
|
|
eth->recv = r8152_recv;
|
|
eth->halt = r8152_halt;
|
|
eth->write_hwaddr = r8152_write_hwaddr;
|
|
eth->priv = ss;
|
|
|
|
/* Get the MAC address */
|
|
if (r8152_read_mac(ss->dev_priv, eth->enetaddr) < 0)
|
|
return 0;
|
|
|
|
debug("MAC %pM\n", eth->enetaddr);
|
|
return 1;
|
|
}
|
|
#endif /* !CONFIG_DM_ETH */
|
|
|
|
#ifdef CONFIG_DM_ETH
|
|
static int r8152_eth_start(struct udevice *dev)
|
|
{
|
|
struct r8152 *tp = dev_get_priv(dev);
|
|
|
|
debug("** %s (%d)\n", __func__, __LINE__);
|
|
|
|
return r8152_init_common(tp);
|
|
}
|
|
|
|
void r8152_eth_stop(struct udevice *dev)
|
|
{
|
|
struct r8152 *tp = dev_get_priv(dev);
|
|
|
|
debug("** %s (%d)\n", __func__, __LINE__);
|
|
|
|
tp->rtl_ops.disable(tp);
|
|
}
|
|
|
|
int r8152_eth_send(struct udevice *dev, void *packet, int length)
|
|
{
|
|
struct r8152 *tp = dev_get_priv(dev);
|
|
|
|
return r8152_send_common(&tp->ueth, packet, length);
|
|
}
|
|
|
|
int r8152_eth_recv(struct udevice *dev, int flags, uchar **packetp)
|
|
{
|
|
struct r8152 *tp = dev_get_priv(dev);
|
|
struct ueth_data *ueth = &tp->ueth;
|
|
uint8_t *ptr;
|
|
int ret, len;
|
|
struct rx_desc *rx_desc;
|
|
u16 packet_len;
|
|
|
|
len = usb_ether_get_rx_bytes(ueth, &ptr);
|
|
debug("%s: first try, len=%d\n", __func__, len);
|
|
if (!len) {
|
|
if (!(flags & ETH_RECV_CHECK_DEVICE))
|
|
return -EAGAIN;
|
|
ret = usb_ether_receive(ueth, RTL8152_AGG_BUF_SZ);
|
|
if (ret)
|
|
return ret;
|
|
|
|
len = usb_ether_get_rx_bytes(ueth, &ptr);
|
|
debug("%s: second try, len=%d\n", __func__, len);
|
|
}
|
|
|
|
rx_desc = (struct rx_desc *)ptr;
|
|
packet_len = le32_to_cpu(rx_desc->opts1) & RX_LEN_MASK;
|
|
packet_len -= CRC_SIZE;
|
|
|
|
if (packet_len > len - (sizeof(struct rx_desc) + CRC_SIZE)) {
|
|
debug("Rx: too large packet: %d\n", packet_len);
|
|
goto err;
|
|
}
|
|
|
|
*packetp = ptr + sizeof(struct rx_desc);
|
|
return packet_len;
|
|
|
|
err:
|
|
usb_ether_advance_rxbuf(ueth, -1);
|
|
return -ENOSPC;
|
|
}
|
|
|
|
static int r8152_free_pkt(struct udevice *dev, uchar *packet, int packet_len)
|
|
{
|
|
struct r8152 *tp = dev_get_priv(dev);
|
|
|
|
packet_len += sizeof(struct rx_desc) + CRC_SIZE;
|
|
packet_len = ALIGN(packet_len, 8);
|
|
usb_ether_advance_rxbuf(&tp->ueth, packet_len);
|
|
|
|
return 0;
|
|
}
|
|
|
|
static int r8152_write_hwaddr(struct udevice *dev)
|
|
{
|
|
struct eth_pdata *pdata = dev_get_platdata(dev);
|
|
struct r8152 *tp = dev_get_priv(dev);
|
|
|
|
unsigned char enetaddr[8] = { 0 };
|
|
|
|
debug("** %s (%d)\n", __func__, __LINE__);
|
|
memcpy(enetaddr, pdata->enetaddr, ETH_ALEN);
|
|
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CRWECR, CRWECR_CONFIG);
|
|
pla_ocp_write(tp, PLA_IDR, BYTE_EN_SIX_BYTES, 8, enetaddr);
|
|
ocp_write_byte(tp, MCU_TYPE_PLA, PLA_CRWECR, CRWECR_NORAML);
|
|
|
|
debug("MAC %pM\n", pdata->enetaddr);
|
|
return 0;
|
|
}
|
|
|
|
int r8152_read_rom_hwaddr(struct udevice *dev)
|
|
{
|
|
struct eth_pdata *pdata = dev_get_platdata(dev);
|
|
struct r8152 *tp = dev_get_priv(dev);
|
|
|
|
debug("** %s (%d)\n", __func__, __LINE__);
|
|
r8152_read_mac(tp, pdata->enetaddr);
|
|
return 0;
|
|
}
|
|
|
|
static int r8152_eth_probe(struct udevice *dev)
|
|
{
|
|
struct usb_device *udev = dev_get_parent_priv(dev);
|
|
struct eth_pdata *pdata = dev_get_platdata(dev);
|
|
struct r8152 *tp = dev_get_priv(dev);
|
|
struct ueth_data *ueth = &tp->ueth;
|
|
int ret;
|
|
|
|
tp->udev = udev;
|
|
r8152_read_mac(tp, pdata->enetaddr);
|
|
|
|
r8152b_get_version(tp);
|
|
|
|
ret = rtl_ops_init(tp);
|
|
if (ret)
|
|
return ret;
|
|
|
|
tp->rtl_ops.init(tp);
|
|
tp->rtl_ops.up(tp);
|
|
|
|
rtl8152_set_speed(tp, AUTONEG_ENABLE,
|
|
tp->supports_gmii ? SPEED_1000 : SPEED_100,
|
|
DUPLEX_FULL);
|
|
|
|
return usb_ether_register(dev, ueth, RTL8152_AGG_BUF_SZ);
|
|
}
|
|
|
|
static const struct eth_ops r8152_eth_ops = {
|
|
.start = r8152_eth_start,
|
|
.send = r8152_eth_send,
|
|
.recv = r8152_eth_recv,
|
|
.free_pkt = r8152_free_pkt,
|
|
.stop = r8152_eth_stop,
|
|
.write_hwaddr = r8152_write_hwaddr,
|
|
.read_rom_hwaddr = r8152_read_rom_hwaddr,
|
|
};
|
|
|
|
U_BOOT_DRIVER(r8152_eth) = {
|
|
.name = "r8152_eth",
|
|
.id = UCLASS_ETH,
|
|
.probe = r8152_eth_probe,
|
|
.ops = &r8152_eth_ops,
|
|
.priv_auto_alloc_size = sizeof(struct r8152),
|
|
.platdata_auto_alloc_size = sizeof(struct eth_pdata),
|
|
};
|
|
|
|
static const struct usb_device_id r8152_eth_id_table[] = {
|
|
/* Realtek */
|
|
{ USB_DEVICE(0x0bda, 0x8050) },
|
|
{ USB_DEVICE(0x0bda, 0x8152) },
|
|
{ USB_DEVICE(0x0bda, 0x8153) },
|
|
|
|
/* Samsung */
|
|
{ USB_DEVICE(0x04e8, 0xa101) },
|
|
|
|
/* Lenovo */
|
|
{ USB_DEVICE(0x17ef, 0x304f) },
|
|
{ USB_DEVICE(0x17ef, 0x3052) },
|
|
{ USB_DEVICE(0x17ef, 0x3054) },
|
|
{ USB_DEVICE(0x17ef, 0x3057) },
|
|
{ USB_DEVICE(0x17ef, 0x7205) },
|
|
{ USB_DEVICE(0x17ef, 0x720a) },
|
|
{ USB_DEVICE(0x17ef, 0x720b) },
|
|
{ USB_DEVICE(0x17ef, 0x720c) },
|
|
|
|
/* TP-LINK */
|
|
{ USB_DEVICE(0x2357, 0x0601) },
|
|
|
|
/* Nvidia */
|
|
{ USB_DEVICE(0x0955, 0x09ff) },
|
|
|
|
{ } /* Terminating entry */
|
|
};
|
|
|
|
U_BOOT_USB_DEVICE(r8152_eth, r8152_eth_id_table);
|
|
#endif /* CONFIG_DM_ETH */
|
|
|