746 lines
26 KiB
C
746 lines
26 KiB
C
/*
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* Radio tuning for RTL8225 on RTL8187
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*
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* Copyright 2007 Michael Wu <flamingice@sourmilk.net>
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* Copyright 2007 Andrea Merello <andreamrl@tiscali.it>
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*
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* Based on the r8187 driver, which is:
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* Copyright 2005 Andrea Merello <andreamrl@tiscali.it>, et al.
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*
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* Magic delays, register offsets, and phy value tables below are
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* taken from the original r8187 driver sources. Thanks to Realtek
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* for their support!
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*/
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#include <linux/init.h>
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#include <linux/usb.h>
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#include <net/mac80211.h>
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#include "rtl8187.h"
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#include "rtl8187_rtl8225.h"
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static void rtl8225_write_bitbang(struct ieee80211_hw *dev, u8 addr, u16 data)
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{
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struct rtl8187_priv *priv = dev->priv;
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u16 reg80, reg84, reg82;
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u32 bangdata;
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int i;
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bangdata = (data << 4) | (addr & 0xf);
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reg80 = rtl818x_ioread16(priv, &priv->map->RFPinsOutput) & 0xfff3;
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reg82 = rtl818x_ioread16(priv, &priv->map->RFPinsEnable);
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rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, reg82 | 0x7);
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reg84 = rtl818x_ioread16(priv, &priv->map->RFPinsSelect);
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rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84 | 0x7);
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udelay(10);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
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udelay(2);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80);
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udelay(10);
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for (i = 15; i >= 0; i--) {
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u16 reg = reg80 | (bangdata & (1 << i)) >> i;
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if (i & 1)
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg | (1 << 1));
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg | (1 << 1));
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if (!(i & 1))
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg);
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}
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
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udelay(10);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
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rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84);
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msleep(2);
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}
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static void rtl8225_write_8051(struct ieee80211_hw *dev, u8 addr, __le16 data)
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{
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struct rtl8187_priv *priv = dev->priv;
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u16 reg80, reg82, reg84;
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reg80 = rtl818x_ioread16(priv, &priv->map->RFPinsOutput);
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reg82 = rtl818x_ioread16(priv, &priv->map->RFPinsEnable);
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reg84 = rtl818x_ioread16(priv, &priv->map->RFPinsSelect);
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reg80 &= ~(0x3 << 2);
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reg84 &= ~0xF;
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rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, reg82 | 0x0007);
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rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84 | 0x0007);
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udelay(10);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
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udelay(2);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80);
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udelay(10);
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usb_control_msg(priv->udev, usb_sndctrlpipe(priv->udev, 0),
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RTL8187_REQ_SET_REG, RTL8187_REQT_WRITE,
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addr, 0x8225, &data, sizeof(data), HZ / 2);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
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udelay(10);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
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rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84);
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msleep(2);
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}
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void rtl8225_write(struct ieee80211_hw *dev, u8 addr, u16 data)
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{
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struct rtl8187_priv *priv = dev->priv;
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if (priv->asic_rev)
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rtl8225_write_8051(dev, addr, cpu_to_le16(data));
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else
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rtl8225_write_bitbang(dev, addr, data);
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}
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u16 rtl8225_read(struct ieee80211_hw *dev, u8 addr)
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{
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struct rtl8187_priv *priv = dev->priv;
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u16 reg80, reg82, reg84, out;
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int i;
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reg80 = rtl818x_ioread16(priv, &priv->map->RFPinsOutput);
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reg82 = rtl818x_ioread16(priv, &priv->map->RFPinsEnable);
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reg84 = rtl818x_ioread16(priv, &priv->map->RFPinsSelect);
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reg80 &= ~0xF;
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rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, reg82 | 0x000F);
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rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84 | 0x000F);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80 | (1 << 2));
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udelay(4);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg80);
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udelay(5);
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for (i = 4; i >= 0; i--) {
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u16 reg = reg80 | ((addr >> i) & 1);
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if (!(i & 1)) {
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg);
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udelay(1);
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}
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
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reg | (1 << 1));
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udelay(2);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
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reg | (1 << 1));
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udelay(2);
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if (i & 1) {
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, reg);
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udelay(1);
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}
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}
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
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reg80 | (1 << 3) | (1 << 1));
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udelay(2);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
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reg80 | (1 << 3));
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udelay(2);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
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reg80 | (1 << 3));
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udelay(2);
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out = 0;
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for (i = 11; i >= 0; i--) {
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
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reg80 | (1 << 3));
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udelay(1);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
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reg80 | (1 << 3) | (1 << 1));
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udelay(2);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
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reg80 | (1 << 3) | (1 << 1));
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udelay(2);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
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reg80 | (1 << 3) | (1 << 1));
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udelay(2);
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if (rtl818x_ioread16(priv, &priv->map->RFPinsInput) & (1 << 1))
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out |= 1 << i;
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
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reg80 | (1 << 3));
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udelay(2);
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}
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput,
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reg80 | (1 << 3) | (1 << 2));
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udelay(2);
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rtl818x_iowrite16(priv, &priv->map->RFPinsEnable, reg82);
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rtl818x_iowrite16(priv, &priv->map->RFPinsSelect, reg84);
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rtl818x_iowrite16(priv, &priv->map->RFPinsOutput, 0x03A0);
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return out;
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}
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static const u16 rtl8225bcd_rxgain[] = {
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0x0400, 0x0401, 0x0402, 0x0403, 0x0404, 0x0405, 0x0408, 0x0409,
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0x040a, 0x040b, 0x0502, 0x0503, 0x0504, 0x0505, 0x0540, 0x0541,
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0x0542, 0x0543, 0x0544, 0x0545, 0x0580, 0x0581, 0x0582, 0x0583,
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0x0584, 0x0585, 0x0588, 0x0589, 0x058a, 0x058b, 0x0643, 0x0644,
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0x0645, 0x0680, 0x0681, 0x0682, 0x0683, 0x0684, 0x0685, 0x0688,
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0x0689, 0x068a, 0x068b, 0x068c, 0x0742, 0x0743, 0x0744, 0x0745,
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0x0780, 0x0781, 0x0782, 0x0783, 0x0784, 0x0785, 0x0788, 0x0789,
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0x078a, 0x078b, 0x078c, 0x078d, 0x0790, 0x0791, 0x0792, 0x0793,
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0x0794, 0x0795, 0x0798, 0x0799, 0x079a, 0x079b, 0x079c, 0x079d,
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0x07a0, 0x07a1, 0x07a2, 0x07a3, 0x07a4, 0x07a5, 0x07a8, 0x07a9,
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0x07aa, 0x07ab, 0x07ac, 0x07ad, 0x07b0, 0x07b1, 0x07b2, 0x07b3,
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0x07b4, 0x07b5, 0x07b8, 0x07b9, 0x07ba, 0x07bb, 0x07bb
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};
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static const u8 rtl8225_agc[] = {
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0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e, 0x9e,
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0x9d, 0x9c, 0x9b, 0x9a, 0x99, 0x98, 0x97, 0x96,
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0x95, 0x94, 0x93, 0x92, 0x91, 0x90, 0x8f, 0x8e,
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0x8d, 0x8c, 0x8b, 0x8a, 0x89, 0x88, 0x87, 0x86,
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0x85, 0x84, 0x83, 0x82, 0x81, 0x80, 0x3f, 0x3e,
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0x3d, 0x3c, 0x3b, 0x3a, 0x39, 0x38, 0x37, 0x36,
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0x35, 0x34, 0x33, 0x32, 0x31, 0x30, 0x2f, 0x2e,
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0x2d, 0x2c, 0x2b, 0x2a, 0x29, 0x28, 0x27, 0x26,
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0x25, 0x24, 0x23, 0x22, 0x21, 0x20, 0x1f, 0x1e,
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0x1d, 0x1c, 0x1b, 0x1a, 0x19, 0x18, 0x17, 0x16,
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0x15, 0x14, 0x13, 0x12, 0x11, 0x10, 0x0f, 0x0e,
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0x0d, 0x0c, 0x0b, 0x0a, 0x09, 0x08, 0x07, 0x06,
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0x05, 0x04, 0x03, 0x02, 0x01, 0x01, 0x01, 0x01,
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0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
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0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01,
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0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01, 0x01
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};
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static const u8 rtl8225_gain[] = {
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0x23, 0x88, 0x7c, 0xa5, /* -82dBm */
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0x23, 0x88, 0x7c, 0xb5, /* -82dBm */
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0x23, 0x88, 0x7c, 0xc5, /* -82dBm */
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0x33, 0x80, 0x79, 0xc5, /* -78dBm */
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0x43, 0x78, 0x76, 0xc5, /* -74dBm */
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0x53, 0x60, 0x73, 0xc5, /* -70dBm */
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0x63, 0x58, 0x70, 0xc5, /* -66dBm */
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};
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static const u8 rtl8225_threshold[] = {
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0x8d, 0x8d, 0x8d, 0x8d, 0x9d, 0xad, 0xbd
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};
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static const u8 rtl8225_tx_gain_cck_ofdm[] = {
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0x02, 0x06, 0x0e, 0x1e, 0x3e, 0x7e
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};
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static const u8 rtl8225_tx_power_cck[] = {
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0x18, 0x17, 0x15, 0x11, 0x0c, 0x08, 0x04, 0x02,
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0x1b, 0x1a, 0x17, 0x13, 0x0e, 0x09, 0x04, 0x02,
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0x1f, 0x1e, 0x1a, 0x15, 0x10, 0x0a, 0x05, 0x02,
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0x22, 0x21, 0x1d, 0x18, 0x11, 0x0b, 0x06, 0x02,
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0x26, 0x25, 0x21, 0x1b, 0x14, 0x0d, 0x06, 0x03,
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0x2b, 0x2a, 0x25, 0x1e, 0x16, 0x0e, 0x07, 0x03
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};
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static const u8 rtl8225_tx_power_cck_ch14[] = {
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0x18, 0x17, 0x15, 0x0c, 0x00, 0x00, 0x00, 0x00,
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0x1b, 0x1a, 0x17, 0x0e, 0x00, 0x00, 0x00, 0x00,
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0x1f, 0x1e, 0x1a, 0x0f, 0x00, 0x00, 0x00, 0x00,
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0x22, 0x21, 0x1d, 0x11, 0x00, 0x00, 0x00, 0x00,
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0x26, 0x25, 0x21, 0x13, 0x00, 0x00, 0x00, 0x00,
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0x2b, 0x2a, 0x25, 0x15, 0x00, 0x00, 0x00, 0x00
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};
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static const u8 rtl8225_tx_power_ofdm[] = {
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0x80, 0x90, 0xa2, 0xb5, 0xcb, 0xe4
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};
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static const u32 rtl8225_chan[] = {
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0x085c, 0x08dc, 0x095c, 0x09dc, 0x0a5c, 0x0adc, 0x0b5c,
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0x0bdc, 0x0c5c, 0x0cdc, 0x0d5c, 0x0ddc, 0x0e5c, 0x0f72
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};
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static void rtl8225_rf_set_tx_power(struct ieee80211_hw *dev, int channel)
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{
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struct rtl8187_priv *priv = dev->priv;
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u8 cck_power, ofdm_power;
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const u8 *tmp;
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u32 reg;
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int i;
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cck_power = priv->channels[channel - 1].val & 0xF;
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ofdm_power = priv->channels[channel - 1].val >> 4;
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cck_power = min(cck_power, (u8)11);
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ofdm_power = min(ofdm_power, (u8)35);
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rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK,
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rtl8225_tx_gain_cck_ofdm[cck_power / 6] >> 1);
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if (channel == 14)
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tmp = &rtl8225_tx_power_cck_ch14[(cck_power % 6) * 8];
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else
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tmp = &rtl8225_tx_power_cck[(cck_power % 6) * 8];
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for (i = 0; i < 8; i++)
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rtl8225_write_phy_cck(dev, 0x44 + i, *tmp++);
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msleep(1); // FIXME: optional?
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/* anaparam2 on */
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rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG);
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reg = rtl818x_ioread8(priv, &priv->map->CONFIG3);
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rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg | RTL818X_CONFIG3_ANAPARAM_WRITE);
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rtl818x_iowrite32(priv, &priv->map->ANAPARAM2, RTL8225_ANAPARAM2_ON);
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rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg & ~RTL818X_CONFIG3_ANAPARAM_WRITE);
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rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL);
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rtl8225_write_phy_ofdm(dev, 2, 0x42);
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rtl8225_write_phy_ofdm(dev, 6, 0x00);
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rtl8225_write_phy_ofdm(dev, 8, 0x00);
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rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM,
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rtl8225_tx_gain_cck_ofdm[ofdm_power / 6] >> 1);
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tmp = &rtl8225_tx_power_ofdm[ofdm_power % 6];
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rtl8225_write_phy_ofdm(dev, 5, *tmp);
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rtl8225_write_phy_ofdm(dev, 7, *tmp);
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msleep(1);
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}
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void rtl8225_rf_init(struct ieee80211_hw *dev)
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{
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struct rtl8187_priv *priv = dev->priv;
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int i;
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rtl8225_write(dev, 0x0, 0x067); msleep(1);
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rtl8225_write(dev, 0x1, 0xFE0); msleep(1);
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rtl8225_write(dev, 0x2, 0x44D); msleep(1);
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rtl8225_write(dev, 0x3, 0x441); msleep(1);
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rtl8225_write(dev, 0x4, 0x486); msleep(1);
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rtl8225_write(dev, 0x5, 0xBC0); msleep(1);
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rtl8225_write(dev, 0x6, 0xAE6); msleep(1);
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rtl8225_write(dev, 0x7, 0x82A); msleep(1);
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rtl8225_write(dev, 0x8, 0x01F); msleep(1);
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rtl8225_write(dev, 0x9, 0x334); msleep(1);
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rtl8225_write(dev, 0xA, 0xFD4); msleep(1);
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rtl8225_write(dev, 0xB, 0x391); msleep(1);
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rtl8225_write(dev, 0xC, 0x050); msleep(1);
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rtl8225_write(dev, 0xD, 0x6DB); msleep(1);
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rtl8225_write(dev, 0xE, 0x029); msleep(1);
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rtl8225_write(dev, 0xF, 0x914); msleep(100);
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rtl8225_write(dev, 0x2, 0xC4D); msleep(200);
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rtl8225_write(dev, 0x2, 0x44D); msleep(200);
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if (!(rtl8225_read(dev, 6) & (1 << 7))) {
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rtl8225_write(dev, 0x02, 0x0c4d);
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msleep(200);
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rtl8225_write(dev, 0x02, 0x044d);
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msleep(100);
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if (!(rtl8225_read(dev, 6) & (1 << 7)))
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printk(KERN_WARNING "%s: RF Calibration Failed! %x\n",
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wiphy_name(dev->wiphy), rtl8225_read(dev, 6));
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}
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rtl8225_write(dev, 0x0, 0x127);
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for (i = 0; i < ARRAY_SIZE(rtl8225bcd_rxgain); i++) {
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rtl8225_write(dev, 0x1, i + 1);
|
|
rtl8225_write(dev, 0x2, rtl8225bcd_rxgain[i]);
|
|
}
|
|
|
|
rtl8225_write(dev, 0x0, 0x027);
|
|
rtl8225_write(dev, 0x0, 0x22F);
|
|
|
|
for (i = 0; i < ARRAY_SIZE(rtl8225_agc); i++) {
|
|
rtl8225_write_phy_ofdm(dev, 0xB, rtl8225_agc[i]);
|
|
msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0xA, 0x80 + i);
|
|
msleep(1);
|
|
}
|
|
|
|
msleep(1);
|
|
|
|
rtl8225_write_phy_ofdm(dev, 0x00, 0x01); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x01, 0x02); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x02, 0x42); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x03, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x04, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x05, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x06, 0x40); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x07, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x08, 0x40); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x09, 0xfe); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x0a, 0x09); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x0b, 0x80); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x0c, 0x01); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x0e, 0xd3); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x0f, 0x38); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x10, 0x84); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x11, 0x06); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x12, 0x20); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x13, 0x20); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x14, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x15, 0x40); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x16, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x17, 0x40); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x18, 0xef); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x19, 0x19); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x1a, 0x20); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x1b, 0x76); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x1c, 0x04); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x1e, 0x95); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x1f, 0x75); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x20, 0x1f); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x21, 0x27); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x22, 0x16); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x24, 0x46); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x25, 0x20); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x27, 0x88); msleep(1);
|
|
|
|
rtl8225_write_phy_ofdm(dev, 0x0d, rtl8225_gain[2 * 4]);
|
|
rtl8225_write_phy_ofdm(dev, 0x1b, rtl8225_gain[2 * 4 + 2]);
|
|
rtl8225_write_phy_ofdm(dev, 0x1d, rtl8225_gain[2 * 4 + 3]);
|
|
rtl8225_write_phy_ofdm(dev, 0x23, rtl8225_gain[2 * 4 + 1]);
|
|
|
|
rtl8225_write_phy_cck(dev, 0x00, 0x98); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x03, 0x20); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x04, 0x7e); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x05, 0x12); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x06, 0xfc); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x07, 0x78); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x08, 0x2e); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x11, 0x88); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x12, 0x47); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x13, 0xd0);
|
|
rtl8225_write_phy_cck(dev, 0x19, 0x00);
|
|
rtl8225_write_phy_cck(dev, 0x1a, 0xa0);
|
|
rtl8225_write_phy_cck(dev, 0x1b, 0x08);
|
|
rtl8225_write_phy_cck(dev, 0x40, 0x86);
|
|
rtl8225_write_phy_cck(dev, 0x41, 0x8d); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x42, 0x15); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x43, 0x18); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x44, 0x1f); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x45, 0x1e); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x46, 0x1a); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x47, 0x15); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x48, 0x10); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x49, 0x0a); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x4a, 0x05); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x4b, 0x02); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x4c, 0x05); msleep(1);
|
|
|
|
rtl818x_iowrite8(priv, &priv->map->TESTR, 0x0D);
|
|
|
|
rtl8225_rf_set_tx_power(dev, 1);
|
|
|
|
/* RX antenna default to A */
|
|
rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1); /* B: 0xDB */
|
|
rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1); /* B: 0x10 */
|
|
|
|
rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03); /* B: 0x00 */
|
|
msleep(1);
|
|
rtl818x_iowrite32(priv, (__le32 *)0xFF94, 0x3dc00002);
|
|
|
|
/* set sensitivity */
|
|
rtl8225_write(dev, 0x0c, 0x50);
|
|
rtl8225_write_phy_ofdm(dev, 0x0d, rtl8225_gain[2 * 4]);
|
|
rtl8225_write_phy_ofdm(dev, 0x1b, rtl8225_gain[2 * 4 + 2]);
|
|
rtl8225_write_phy_ofdm(dev, 0x1d, rtl8225_gain[2 * 4 + 3]);
|
|
rtl8225_write_phy_ofdm(dev, 0x23, rtl8225_gain[2 * 4 + 1]);
|
|
rtl8225_write_phy_cck(dev, 0x41, rtl8225_threshold[2]);
|
|
}
|
|
|
|
static const u8 rtl8225z2_tx_power_cck_ch14[] = {
|
|
0x36, 0x35, 0x2e, 0x1b, 0x00, 0x00, 0x00, 0x00
|
|
};
|
|
|
|
static const u8 rtl8225z2_tx_power_cck[] = {
|
|
0x36, 0x35, 0x2e, 0x25, 0x1c, 0x12, 0x09, 0x04
|
|
};
|
|
|
|
static const u8 rtl8225z2_tx_power_ofdm[] = {
|
|
0x42, 0x00, 0x40, 0x00, 0x40
|
|
};
|
|
|
|
static const u8 rtl8225z2_tx_gain_cck_ofdm[] = {
|
|
0x00, 0x01, 0x02, 0x03, 0x04, 0x05,
|
|
0x06, 0x07, 0x08, 0x09, 0x0a, 0x0b,
|
|
0x0c, 0x0d, 0x0e, 0x0f, 0x10, 0x11,
|
|
0x12, 0x13, 0x14, 0x15, 0x16, 0x17,
|
|
0x18, 0x19, 0x1a, 0x1b, 0x1c, 0x1d,
|
|
0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23
|
|
};
|
|
|
|
static void rtl8225z2_rf_set_tx_power(struct ieee80211_hw *dev, int channel)
|
|
{
|
|
struct rtl8187_priv *priv = dev->priv;
|
|
u8 cck_power, ofdm_power;
|
|
const u8 *tmp;
|
|
u32 reg;
|
|
int i;
|
|
|
|
cck_power = priv->channels[channel - 1].val & 0xF;
|
|
ofdm_power = priv->channels[channel - 1].val >> 4;
|
|
|
|
cck_power = min(cck_power, (u8)15);
|
|
cck_power += priv->txpwr_base & 0xF;
|
|
cck_power = min(cck_power, (u8)35);
|
|
|
|
ofdm_power = min(ofdm_power, (u8)15);
|
|
ofdm_power += priv->txpwr_base >> 4;
|
|
ofdm_power = min(ofdm_power, (u8)35);
|
|
|
|
if (channel == 14)
|
|
tmp = rtl8225z2_tx_power_cck_ch14;
|
|
else
|
|
tmp = rtl8225z2_tx_power_cck;
|
|
|
|
for (i = 0; i < 8; i++)
|
|
rtl8225_write_phy_cck(dev, 0x44 + i, *tmp++);
|
|
|
|
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_CCK,
|
|
rtl8225z2_tx_gain_cck_ofdm[cck_power]);
|
|
msleep(1);
|
|
|
|
/* anaparam2 on */
|
|
rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG);
|
|
reg = rtl818x_ioread8(priv, &priv->map->CONFIG3);
|
|
rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg | RTL818X_CONFIG3_ANAPARAM_WRITE);
|
|
rtl818x_iowrite32(priv, &priv->map->ANAPARAM2, RTL8225_ANAPARAM2_ON);
|
|
rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg & ~RTL818X_CONFIG3_ANAPARAM_WRITE);
|
|
rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL);
|
|
|
|
rtl8225_write_phy_ofdm(dev, 2, 0x42);
|
|
rtl8225_write_phy_ofdm(dev, 5, 0x00);
|
|
rtl8225_write_phy_ofdm(dev, 6, 0x40);
|
|
rtl8225_write_phy_ofdm(dev, 7, 0x00);
|
|
rtl8225_write_phy_ofdm(dev, 8, 0x40);
|
|
|
|
rtl818x_iowrite8(priv, &priv->map->TX_GAIN_OFDM,
|
|
rtl8225z2_tx_gain_cck_ofdm[ofdm_power]);
|
|
msleep(1);
|
|
}
|
|
|
|
static const u16 rtl8225z2_rxgain[] = {
|
|
0x0400, 0x0401, 0x0402, 0x0403, 0x0404, 0x0405, 0x0408, 0x0409,
|
|
0x040a, 0x040b, 0x0502, 0x0503, 0x0504, 0x0505, 0x0540, 0x0541,
|
|
0x0542, 0x0543, 0x0544, 0x0545, 0x0580, 0x0581, 0x0582, 0x0583,
|
|
0x0584, 0x0585, 0x0588, 0x0589, 0x058a, 0x058b, 0x0643, 0x0644,
|
|
0x0645, 0x0680, 0x0681, 0x0682, 0x0683, 0x0684, 0x0685, 0x0688,
|
|
0x0689, 0x068a, 0x068b, 0x068c, 0x0742, 0x0743, 0x0744, 0x0745,
|
|
0x0780, 0x0781, 0x0782, 0x0783, 0x0784, 0x0785, 0x0788, 0x0789,
|
|
0x078a, 0x078b, 0x078c, 0x078d, 0x0790, 0x0791, 0x0792, 0x0793,
|
|
0x0794, 0x0795, 0x0798, 0x0799, 0x079a, 0x079b, 0x079c, 0x079d,
|
|
0x07a0, 0x07a1, 0x07a2, 0x07a3, 0x07a4, 0x07a5, 0x07a8, 0x07a9,
|
|
0x03aa, 0x03ab, 0x03ac, 0x03ad, 0x03b0, 0x03b1, 0x03b2, 0x03b3,
|
|
0x03b4, 0x03b5, 0x03b8, 0x03b9, 0x03ba, 0x03bb, 0x03bb
|
|
};
|
|
|
|
static const u8 rtl8225z2_gain_bg[] = {
|
|
0x23, 0x15, 0xa5, /* -82-1dBm */
|
|
0x23, 0x15, 0xb5, /* -82-2dBm */
|
|
0x23, 0x15, 0xc5, /* -82-3dBm */
|
|
0x33, 0x15, 0xc5, /* -78dBm */
|
|
0x43, 0x15, 0xc5, /* -74dBm */
|
|
0x53, 0x15, 0xc5, /* -70dBm */
|
|
0x63, 0x15, 0xc5 /* -66dBm */
|
|
};
|
|
|
|
void rtl8225z2_rf_init(struct ieee80211_hw *dev)
|
|
{
|
|
struct rtl8187_priv *priv = dev->priv;
|
|
int i;
|
|
|
|
rtl8225_write(dev, 0x0, 0x2BF); msleep(1);
|
|
rtl8225_write(dev, 0x1, 0xEE0); msleep(1);
|
|
rtl8225_write(dev, 0x2, 0x44D); msleep(1);
|
|
rtl8225_write(dev, 0x3, 0x441); msleep(1);
|
|
rtl8225_write(dev, 0x4, 0x8C3); msleep(1);
|
|
rtl8225_write(dev, 0x5, 0xC72); msleep(1);
|
|
rtl8225_write(dev, 0x6, 0x0E6); msleep(1);
|
|
rtl8225_write(dev, 0x7, 0x82A); msleep(1);
|
|
rtl8225_write(dev, 0x8, 0x03F); msleep(1);
|
|
rtl8225_write(dev, 0x9, 0x335); msleep(1);
|
|
rtl8225_write(dev, 0xa, 0x9D4); msleep(1);
|
|
rtl8225_write(dev, 0xb, 0x7BB); msleep(1);
|
|
rtl8225_write(dev, 0xc, 0x850); msleep(1);
|
|
rtl8225_write(dev, 0xd, 0xCDF); msleep(1);
|
|
rtl8225_write(dev, 0xe, 0x02B); msleep(1);
|
|
rtl8225_write(dev, 0xf, 0x114); msleep(100);
|
|
|
|
rtl8225_write(dev, 0x0, 0x1B7);
|
|
|
|
for (i = 0; i < ARRAY_SIZE(rtl8225z2_rxgain); i++) {
|
|
rtl8225_write(dev, 0x1, i + 1);
|
|
rtl8225_write(dev, 0x2, rtl8225z2_rxgain[i]);
|
|
}
|
|
|
|
rtl8225_write(dev, 0x3, 0x080);
|
|
rtl8225_write(dev, 0x5, 0x004);
|
|
rtl8225_write(dev, 0x0, 0x0B7);
|
|
rtl8225_write(dev, 0x2, 0xc4D);
|
|
|
|
msleep(200);
|
|
rtl8225_write(dev, 0x2, 0x44D);
|
|
msleep(100);
|
|
|
|
if (!(rtl8225_read(dev, 6) & (1 << 7))) {
|
|
rtl8225_write(dev, 0x02, 0x0C4D);
|
|
msleep(200);
|
|
rtl8225_write(dev, 0x02, 0x044D);
|
|
msleep(100);
|
|
if (!(rtl8225_read(dev, 6) & (1 << 7)))
|
|
printk(KERN_WARNING "%s: RF Calibration Failed! %x\n",
|
|
wiphy_name(dev->wiphy), rtl8225_read(dev, 6));
|
|
}
|
|
|
|
msleep(200);
|
|
|
|
rtl8225_write(dev, 0x0, 0x2BF);
|
|
|
|
for (i = 0; i < ARRAY_SIZE(rtl8225_agc); i++) {
|
|
rtl8225_write_phy_ofdm(dev, 0xB, rtl8225_agc[i]);
|
|
msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0xA, 0x80 + i);
|
|
msleep(1);
|
|
}
|
|
|
|
msleep(1);
|
|
|
|
rtl8225_write_phy_ofdm(dev, 0x00, 0x01); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x01, 0x02); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x02, 0x42); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x03, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x04, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x05, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x06, 0x40); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x07, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x08, 0x40); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x09, 0xfe); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x0a, 0x08); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x0b, 0x80); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x0c, 0x01); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x0d, 0x43);
|
|
rtl8225_write_phy_ofdm(dev, 0x0e, 0xd3); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x0f, 0x38); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x10, 0x84); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x11, 0x07); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x12, 0x20); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x13, 0x20); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x14, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x15, 0x40); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x16, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x17, 0x40); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x18, 0xef); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x19, 0x19); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x1a, 0x20); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x1b, 0x15); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x1c, 0x04); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x1d, 0xc5); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x1e, 0x95); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x1f, 0x75); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x20, 0x1f); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x21, 0x17); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x22, 0x16); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x23, 0x80); msleep(1); //FIXME: not needed?
|
|
rtl8225_write_phy_ofdm(dev, 0x24, 0x46); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x25, 0x00); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1);
|
|
rtl8225_write_phy_ofdm(dev, 0x27, 0x88); msleep(1);
|
|
|
|
rtl8225_write_phy_ofdm(dev, 0x0b, rtl8225z2_gain_bg[4 * 3]);
|
|
rtl8225_write_phy_ofdm(dev, 0x1b, rtl8225z2_gain_bg[4 * 3 + 1]);
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|
rtl8225_write_phy_ofdm(dev, 0x1d, rtl8225z2_gain_bg[4 * 3 + 2]);
|
|
rtl8225_write_phy_ofdm(dev, 0x21, 0x37);
|
|
|
|
rtl8225_write_phy_cck(dev, 0x00, 0x98); msleep(1);
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|
rtl8225_write_phy_cck(dev, 0x03, 0x20); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x04, 0x7e); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x05, 0x12); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x06, 0xfc); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x07, 0x78); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x08, 0x2e); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x11, 0x88); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x12, 0x47); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x13, 0xd0);
|
|
rtl8225_write_phy_cck(dev, 0x19, 0x00);
|
|
rtl8225_write_phy_cck(dev, 0x1a, 0xa0);
|
|
rtl8225_write_phy_cck(dev, 0x1b, 0x08);
|
|
rtl8225_write_phy_cck(dev, 0x40, 0x86);
|
|
rtl8225_write_phy_cck(dev, 0x41, 0x8d); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x42, 0x15); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x43, 0x18); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x44, 0x36); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x45, 0x35); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x46, 0x2e); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x47, 0x25); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x48, 0x1c); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x49, 0x12); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x4a, 0x09); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x4b, 0x04); msleep(1);
|
|
rtl8225_write_phy_cck(dev, 0x4c, 0x05); msleep(1);
|
|
|
|
rtl818x_iowrite8(priv, (u8 *)0xFF5B, 0x0D); msleep(1);
|
|
|
|
rtl8225z2_rf_set_tx_power(dev, 1);
|
|
|
|
/* RX antenna default to A */
|
|
rtl8225_write_phy_cck(dev, 0x10, 0x9b); msleep(1); /* B: 0xDB */
|
|
rtl8225_write_phy_ofdm(dev, 0x26, 0x90); msleep(1); /* B: 0x10 */
|
|
|
|
rtl818x_iowrite8(priv, &priv->map->TX_ANTENNA, 0x03); /* B: 0x00 */
|
|
msleep(1);
|
|
rtl818x_iowrite32(priv, (__le32 *)0xFF94, 0x3dc00002);
|
|
}
|
|
|
|
void rtl8225_rf_stop(struct ieee80211_hw *dev)
|
|
{
|
|
u8 reg;
|
|
struct rtl8187_priv *priv = dev->priv;
|
|
|
|
rtl8225_write(dev, 0x4, 0x1f); msleep(1);
|
|
|
|
rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_CONFIG);
|
|
reg = rtl818x_ioread8(priv, &priv->map->CONFIG3);
|
|
rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg | RTL818X_CONFIG3_ANAPARAM_WRITE);
|
|
rtl818x_iowrite32(priv, &priv->map->ANAPARAM2, RTL8225_ANAPARAM2_OFF);
|
|
rtl818x_iowrite32(priv, &priv->map->ANAPARAM, RTL8225_ANAPARAM_OFF);
|
|
rtl818x_iowrite8(priv, &priv->map->CONFIG3, reg & ~RTL818X_CONFIG3_ANAPARAM_WRITE);
|
|
rtl818x_iowrite8(priv, &priv->map->EEPROM_CMD, RTL818X_EEPROM_CMD_NORMAL);
|
|
}
|
|
|
|
void rtl8225_rf_set_channel(struct ieee80211_hw *dev, int channel)
|
|
{
|
|
struct rtl8187_priv *priv = dev->priv;
|
|
|
|
if (priv->rf_init == rtl8225_rf_init)
|
|
rtl8225_rf_set_tx_power(dev, channel);
|
|
else
|
|
rtl8225z2_rf_set_tx_power(dev, channel);
|
|
|
|
rtl8225_write(dev, 0x7, rtl8225_chan[channel - 1]);
|
|
msleep(10);
|
|
}
|