From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: Received: from osg.samsung.com ([64.30.133.232]:51525 "EHLO osg.samsung.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S932171AbeBSWhv (ORCPT ); Mon, 19 Feb 2018 17:37:51 -0500 Subject: Re: [PATCHv2 3/3] ieee802154: Add MCR20A IEEE 802.15.4 device driver References: <1519037471-17668-1-git-send-email-liuxuenetmail@gmail.com> <1519037471-17668-4-git-send-email-liuxuenetmail@gmail.com> <20180219163107.GB27116@work.Speedport_W_724V_09011603_05_013> From: Stefan Schmidt Message-ID: <9bd4f9bc-e0be-a5e0-87ed-5245b5cf3642@osg.samsung.com> Date: Mon, 19 Feb 2018 23:37:43 +0100 MIME-Version: 1.0 In-Reply-To: Content-Type: text/plain; charset=utf-8 Content-Transfer-Encoding: 7bit Content-Language: en-US Sender: linux-wpan-owner@vger.kernel.org List-ID: To: Xue Liu Cc: linux-wpan@vger.kernel.org Hello. On 02/19/2018 10:40 PM, Xue Liu wrote: > Hello Stefan, > > Thanks for the second review. > > On 19 February 2018 at 17:31, Stefan Schmidt wrote: >> Hello. >> >> On Mon, 2018-02-19 at 11:51, Xue Liu wrote: >>> This is a driver for the NXP MCR20A 802.15.4 transceiver. >>> >>> The MCR20AVHM transceiver (or MCR20A) is a low power, high-performance 2.4 GHz, IEEE 802.15.4 compliant transceiver. >> Please break the lines here around 72 chars so it can be sanely viewed >> in git log. >> > OK. >>> This driver implements a subset of ieee802154_ops. It has no support for CSMA due to lack of hardware support. It has currently no support for its proprietary feature: Dual PAN. >> >> Wow, I honetsly did not realise CSMA was not done in hardware on this chip. >> This can be a real problem in busy deplyoment scenarios. >> >> From the kernel stack perspective this make thes second timing critical item >> we migth need to have a softMAC solution for. first ACK handling and now CSMA. >> >> If anybody on this list has an interest in digging into the time constraints >> we have for this in 802.15.4 and find out if the current realtime infrastructure >> of the kernel offers us what we need for these constraints this would be very >> welcome! But I am drifting of the actual review of this driver. :-) >> >> > If I remember correctly. Many 802.15.4 chips except at86rf23x have no > full CSMA support. They have only CCA. > Is it possible to use hrtimer to control such time constrains ? That would be something to find out. I'm honestly not sure. Never really checked out what real time constraints are supported by now. >>> https://www.nxp.com/docs/en/reference-manual/MCR20RM.pdf >>> >>> Signed-off-by: Xue Liu >>> --- >>> drivers/net/ieee802154/Kconfig | 11 + >>> drivers/net/ieee802154/Makefile | 1 + >>> drivers/net/ieee802154/mcr20a.c | 1460 +++++++++++++++++++++++++++++++++++++++ >>> drivers/net/ieee802154/mcr20a.h | 498 +++++++++++++ >>> 4 files changed, 1970 insertions(+) >>> create mode 100644 drivers/net/ieee802154/mcr20a.c >>> create mode 100644 drivers/net/ieee802154/mcr20a.h >>> >>> diff --git a/drivers/net/ieee802154/Kconfig b/drivers/net/ieee802154/Kconfig >>> index 303ba41..8782f56 100644 >>> --- a/drivers/net/ieee802154/Kconfig >>> +++ b/drivers/net/ieee802154/Kconfig >>> @@ -104,3 +104,14 @@ config IEEE802154_CA8210_DEBUGFS >>> exposes a debugfs node for each CA8210 instance which allows >>> direct use of the Cascoda API, exposing the 802.15.4 MAC >>> management entities. >>> + >>> +config IEEE802154_MCR20A >>> + tristate "MCR20A transceiver driver" >>> + depends on IEEE802154_DRIVERS && MAC802154 >>> + depends on SPI >>> + ---help--- >>> + Say Y here to enable the MCR20A SPI 802.15.4 wireless >>> + controller. >>> + >>> + This driver can also be built as a module. To do so, say M here. >>> + the module will be called 'mcr20a'. >>> diff --git a/drivers/net/ieee802154/Makefile b/drivers/net/ieee802154/Makefile >>> index bea1de5..104744d 100644 >>> --- a/drivers/net/ieee802154/Makefile >>> +++ b/drivers/net/ieee802154/Makefile >>> @@ -6,3 +6,4 @@ obj-$(CONFIG_IEEE802154_CC2520) += cc2520.o >>> obj-$(CONFIG_IEEE802154_ATUSB) += atusb.o >>> obj-$(CONFIG_IEEE802154_ADF7242) += adf7242.o >>> obj-$(CONFIG_IEEE802154_CA8210) += ca8210.o >>> +obj-$(CONFIG_IEEE802154_MCR20A) += mcr20a.o >>> diff --git a/drivers/net/ieee802154/mcr20a.c b/drivers/net/ieee802154/mcr20a.c >>> new file mode 100644 >>> index 0000000..90712e9 >>> --- /dev/null >>> +++ b/drivers/net/ieee802154/mcr20a.c >>> @@ -0,0 +1,1460 @@ >>> +/* >>> + * Driver for NXP MCR20A 802.15.4 Wireless-PAN Networking controller >>> + * >>> + * Copyright (C) 2018 Xue Liu >>> + * >>> + * This program is free software; you can redistribute it and/or modify >>> + * it under the terms of the GNU General Public License version 2 >>> + * as published by the Free Software Foundation. >>> + * >>> + * This program is distributed in the hope that it will be useful, >>> + * but WITHOUT ANY WARRANTY; without even the implied warranty of >>> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the >>> + * GNU General Public License for more details. >>> + * >>> + */ >>> +#include >>> +#include >>> +#include >>> +#include >>> +#include >>> +#include >>> +#include >>> +#include >>> +#include >>> +#include >>> +#include >>> + >>> +#include >>> +#include >>> + >>> +#include >>> + >>> +#include "mcr20a.h" >>> + >>> +#define SPI_COMMAND_BUFFER 3 >>> + >>> +#define REGISTER_READ BIT(7) >>> +#define REGISTER_WRITE (0 << 7) >>> +#define REGISTER_ACCESS (0 << 6) >>> +#define PACKET_BUFF_BURST_ACCESS BIT(6) >>> +#define PACKET_BUFF_BYTE_ACCESS BIT(5) >>> + >>> +#define MCR20A_WRITE_REG(x) (x) >>> +#define MCR20A_READ_REG(x) (REGISTER_READ | (x)) >>> +#define MCR20A_BURST_READ_PACKET_BUF (0xC0) >>> +#define MCR20A_BURST_WRITE_PACKET_BUF (0x40) >>> + >>> +#define MCR20A_CMD_REG 0x80 >>> +#define MCR20A_CMD_REG_MASK 0x3f >>> +#define MCR20A_CMD_WRITE 0x40 >>> +#define MCR20A_CMD_FB 0x20 >> Some of these indents look wrong in my mailer. Did you run this patch through >> the checkpatch script? >> > Yes. 0 erros and 0 warnings. But I will check it again. Fair enough. Maybe my mailer was just off in that case. I will run in through checkpatch anyway before I apply it to my tree. >>> +/* Number of Interrupt Request Status Register */ >>> +#define MCR20A_IRQSTS_NUM 2 /* only IRQ_STS1 and IRQ_STS2 */ >>> + >>> +/* MCR20A CCA Type */ >>> +enum { >>> + MCR20A_CCA_ED, // energy detect - CCA bit not active, >>> + // not to be used for T and CCCA sequences >>> + MCR20A_CCA_MODE1, // energy detect - CCA bit ACTIVE >>> + MCR20A_CCA_MODE2, // 802.15.4 compliant signal detect - CCA bit ACTIVE >>> + MCR20A_CCA_MODE3 >>> +}; >>> + >>> +enum { >>> + MCR20A_XCVSEQ_IDLE = 0x00, >>> + MCR20A_XCVSEQ_RX = 0x01, >>> + MCR20A_XCVSEQ_TX = 0x02, >>> + MCR20A_XCVSEQ_CCA = 0x03, >>> + MCR20A_XCVSEQ_TR = 0x04, >>> + MCR20A_XCVSEQ_CCCA = 0x05, >>> +}; >>> + >>> +/* IEEE-802.15.4 defined constants (2.4 GHz logical channels) */ >>> +#define MCR20A_MIN_CHANNEL (11) >>> +#define MCR20A_MAX_CHANNEL (26) >>> +#define MCR20A_CHANNEL_SPACING (5) >>> + >>> +/* MCR20A CCA Threshold constans */ >>> +#define MCR20A_MIN_CCA_THRESHOLD (0x6EU) >>> +#define MCR20A_MAX_CCA_THRESHOLD (0x00U) >>> + >>> +/* version 0C */ >>> +#define MCR20A_OVERWRITE_VERSION (0x0C) >>> + >>> +/* MCR20A PLL configurations */ >>> +static const u8 PLL_INT[16] = { >>> + /* 2405 */ 0x0B, /* 2410 */ 0x0B, /* 2415 */ 0x0B, >>> + /* 2420 */ 0x0B, /* 2425 */ 0x0B, /* 2430 */ 0x0B, >>> + /* 2435 */ 0x0C, /* 2440 */ 0x0C, /* 2445 */ 0x0C, >>> + /* 2450 */ 0x0C, /* 2455 */ 0x0C, /* 2460 */ 0x0C, >>> + /* 2465 */ 0x0D, /* 2470 */ 0x0D, /* 2475 */ 0x0D, >>> + /* 2480 */ 0x0D >>> +}; >>> + >>> +static const u8 PLL_FRAC[16] = { >>> + /* 2405 */ 0x28, /* 2410 */ 0x50, /* 2415 */ 0x78, >>> + /* 2420 */ 0xA0, /* 2425 */ 0xC8, /* 2430 */ 0xF0, >>> + /* 2435 */ 0x18, /* 2440 */ 0x40, /* 2445 */ 0x68, >>> + /* 2450 */ 0x90, /* 2455 */ 0xB8, /* 2460 */ 0xE0, >>> + /* 2465 */ 0x08, /* 2470 */ 0x30, /* 2475 */ 0x58, >>> + /* 2480 */ 0x80 >>> +}; >>> + >>> +static const struct reg_sequence mar20a_iar_overwrites[] = { >>> + { IAR_MISC_PAD_CTRL, 0x02 }, >>> + { IAR_VCO_CTRL1, 0xB3 }, >>> + { IAR_VCO_CTRL2, 0x07 }, >>> + { IAR_PA_TUNING, 0x71 }, >>> + { IAR_CHF_IBUF, 0x2F }, >>> + { IAR_CHF_QBUF, 0x2F }, >>> + { IAR_CHF_IRIN, 0x24 }, >>> + { IAR_CHF_QRIN, 0x24 }, >>> + { IAR_CHF_IL, 0x24 }, >>> + { IAR_CHF_QL, 0x24 }, >>> + { IAR_CHF_CC1, 0x32 }, >>> + { IAR_CHF_CCL, 0x1D }, >>> + { IAR_CHF_CC2, 0x2D }, >>> + { IAR_CHF_IROUT, 0x24 }, >>> + { IAR_CHF_QROUT, 0x24 }, >>> + { IAR_PA_CAL, 0x28 }, >>> + { IAR_AGC_THR1, 0x55 }, >>> + { IAR_AGC_THR2, 0x2D }, >>> + { IAR_ATT_RSSI1, 0x5F }, >>> + { IAR_ATT_RSSI2, 0x8F }, >>> + { IAR_RSSI_OFFSET, 0x61 }, >>> + { IAR_CHF_PMA_GAIN, 0x03 }, >>> + { IAR_CCA1_THRESH, 0x50 }, >>> + { IAR_CORR_NVAL, 0x13 }, >>> + { IAR_ACKDELAY, 0x3D }, >>> +}; >>> + >>> +#define MCR20A_VALID_CHANNELS (0x07FFF800) >>> + >>> +struct mcr20a_platform_data { >>> + int rst_gpio; >>> +}; >>> + >>> +#define MCR20A_MAX_BUF (127) >>> + >>> +#define printdev(X) (&X->spi->dev) >>> + >>> +/* regmap information for Direct Access Register (DAR) access */ >>> +#define MCR20A_DAR_WRITE 0x01 >>> +#define MCR20A_DAR_READ 0x00 >>> +#define MCR20A_DAR_NUMREGS 0x3F >>> + >>> +/* regmap information for Indirect Access Register (IAR) access */ >>> +#define MCR20A_IAR_ACCESS 0x80 >>> +#define MCR20A_IAR_NUMREGS 0xBEFF >>> + >>> +/* Read/Write SPI Commands for DAR and IAR registers. */ >>> +#define MCR20A_READSHORT(reg) ((reg) << 1) >>> +#define MCR20A_WRITESHORT(reg) ((reg) << 1 | 1) >>> +#define MCR20A_READLONG(reg) (1 << 15 | (reg) << 5) >>> +#define MCR20A_WRITELONG(reg) (1 << 15 | (reg) << 5 | 1 << 4) >>> + >>> +/* Type definitions for link configuration of instantiable layers */ >>> +#define MCR20A_PHY_INDIRECT_QUEUE_SIZE (12) >>> + >>> +static bool >>> +mcr20a_dar_writeable(struct device *dev, unsigned int reg) >>> +{ >>> + switch (reg) { >>> + case DAR_IRQ_STS1: >>> + case DAR_IRQ_STS2: >>> + case DAR_IRQ_STS3: >>> + case DAR_PHY_CTRL1: >>> + case DAR_PHY_CTRL2: >>> + case DAR_PHY_CTRL3: >>> + case DAR_PHY_CTRL4: >>> + case DAR_SRC_CTRL: >>> + case DAR_SRC_ADDRS_SUM_LSB: >>> + case DAR_SRC_ADDRS_SUM_MSB: >>> + case DAR_T3CMP_LSB: >>> + case DAR_T3CMP_MSB: >>> + case DAR_T3CMP_USB: >>> + case DAR_T2PRIMECMP_LSB: >>> + case DAR_T2PRIMECMP_MSB: >>> + case DAR_T1CMP_LSB: >>> + case DAR_T1CMP_MSB: >>> + case DAR_T1CMP_USB: >>> + case DAR_T2CMP_LSB: >>> + case DAR_T2CMP_MSB: >>> + case DAR_T2CMP_USB: >>> + case DAR_T4CMP_LSB: >>> + case DAR_T4CMP_MSB: >>> + case DAR_T4CMP_USB: >>> + case DAR_PLL_INT0: >>> + case DAR_PLL_FRAC0_LSB: >>> + case DAR_PLL_FRAC0_MSB: >>> + case DAR_PA_PWR: >>> + /* no DAR_ACM */ >>> + case DAR_OVERWRITE_VER: >>> + case DAR_CLK_OUT_CTRL: >>> + case DAR_PWR_MODES: >>> + return true; >>> + default: >>> + return false; >>> + } >>> +} >>> + >>> +static bool >>> +mcr20a_dar_readable(struct device *dev, unsigned int reg) >>> +{ >>> + bool rc; >>> + >>> + /* all writeable are also readable */ >>> + rc = mcr20a_dar_writeable(dev, reg); >>> + if (rc) >>> + return rc; >>> + >>> + /* readonly regs */ >>> + switch (reg) { >>> + case DAR_RX_FRM_LEN: >>> + case DAR_CCA1_ED_FNL: >>> + case DAR_EVENT_TMR_LSB: >>> + case DAR_EVENT_TMR_MSB: >>> + case DAR_EVENT_TMR_USB: >>> + case DAR_TIMESTAMP_LSB: >>> + case DAR_TIMESTAMP_MSB: >>> + case DAR_TIMESTAMP_USB: >>> + case DAR_SEQ_STATE: >>> + case DAR_LQI_VALUE: >>> + case DAR_RSSI_CCA_CONT: >>> + return true; >>> + default: >>> + return false; >>> + } >>> +} >>> + >>> +static bool >>> +mcr20a_dar_volatile(struct device *dev, unsigned int reg) >>> +{ >>> + /* can be changed during runtime */ >>> + switch (reg) { >>> + case DAR_IRQ_STS1: >>> + case DAR_IRQ_STS2: >>> + case DAR_IRQ_STS3: >>> + /* use them in spi_async and regmap so it's volatile */ >>> + return true; >>> + default: >>> + return false; >>> + } >>> +} >>> + >>> +static bool >>> +mcr20a_dar_precious(struct device *dev, unsigned int reg) >>> +{ >>> + /* don't clear irq line on read */ >>> + switch (reg) { >>> + case DAR_IRQ_STS1: >>> + case DAR_IRQ_STS2: >>> + case DAR_IRQ_STS3: >>> + return true; >>> + default: >>> + return false; >>> + } >>> +} >>> + >>> +static const struct regmap_config mcr20a_dar_regmap = { >>> + .name = "mcr20a_dar", >>> + .reg_bits = 8, >>> + .val_bits = 8, >>> + .write_flag_mask = REGISTER_ACCESS | REGISTER_WRITE, >>> + .read_flag_mask = REGISTER_ACCESS | REGISTER_READ, >>> + .cache_type = REGCACHE_RBTREE, >>> + .writeable_reg = mcr20a_dar_writeable, >>> + .readable_reg = mcr20a_dar_readable, >>> + .volatile_reg = mcr20a_dar_volatile, >>> + .precious_reg = mcr20a_dar_precious, >>> + .fast_io = true, >>> + .can_multi_write = true, >>> +}; >>> + >>> +static bool >>> +mcr20a_iar_writeable(struct device *dev, unsigned int reg) >>> +{ >>> + switch (reg) { >>> + case IAR_XTAL_TRIM: >>> + case IAR_PMC_LP_TRIM: >>> + case IAR_MACPANID0_LSB: >>> + case IAR_MACPANID0_MSB: >>> + case IAR_MACSHORTADDRS0_LSB: >>> + case IAR_MACSHORTADDRS0_MSB: >>> + case IAR_MACLONGADDRS0_0: >>> + case IAR_MACLONGADDRS0_8: >>> + case IAR_MACLONGADDRS0_16: >>> + case IAR_MACLONGADDRS0_24: >>> + case IAR_MACLONGADDRS0_32: >>> + case IAR_MACLONGADDRS0_40: >>> + case IAR_MACLONGADDRS0_48: >>> + case IAR_MACLONGADDRS0_56: >>> + case IAR_RX_FRAME_FILTER: >>> + case IAR_PLL_INT1: >>> + case IAR_PLL_FRAC1_LSB: >>> + case IAR_PLL_FRAC1_MSB: >>> + case IAR_MACPANID1_LSB: >>> + case IAR_MACPANID1_MSB: >>> + case IAR_MACSHORTADDRS1_LSB: >>> + case IAR_MACSHORTADDRS1_MSB: >>> + case IAR_MACLONGADDRS1_0: >>> + case IAR_MACLONGADDRS1_8: >>> + case IAR_MACLONGADDRS1_16: >>> + case IAR_MACLONGADDRS1_24: >>> + case IAR_MACLONGADDRS1_32: >>> + case IAR_MACLONGADDRS1_40: >>> + case IAR_MACLONGADDRS1_48: >>> + case IAR_MACLONGADDRS1_56: >>> + case IAR_DUAL_PAN_CTRL: >>> + case IAR_DUAL_PAN_DWELL: >>> + case IAR_CCA1_THRESH: >>> + case IAR_CCA1_ED_OFFSET_COMP: >>> + case IAR_LQI_OFFSET_COMP: >>> + case IAR_CCA_CTRL: >>> + case IAR_CCA2_CORR_PEAKS: >>> + case IAR_CCA2_CORR_THRESH: >>> + case IAR_TMR_PRESCALE: >>> + case IAR_ANT_PAD_CTRL: >>> + case IAR_MISC_PAD_CTRL: >>> + case IAR_BSM_CTRL: >>> + case IAR_RNG: >>> + case IAR_RX_WTR_MARK: >>> + case IAR_SOFT_RESET: >>> + case IAR_TXDELAY: >>> + case IAR_ACKDELAY: >>> + case IAR_CORR_NVAL: >>> + case IAR_ANT_AGC_CTRL: >>> + case IAR_AGC_THR1: >>> + case IAR_AGC_THR2: >>> + case IAR_PA_CAL: >>> + case IAR_ATT_RSSI1: >>> + case IAR_ATT_RSSI2: >>> + case IAR_RSSI_OFFSET: >>> + case IAR_XTAL_CTRL: >>> + case IAR_CHF_PMA_GAIN: >>> + case IAR_CHF_IBUF: >>> + case IAR_CHF_QBUF: >>> + case IAR_CHF_IRIN: >>> + case IAR_CHF_QRIN: >>> + case IAR_CHF_IL: >>> + case IAR_CHF_QL: >>> + case IAR_CHF_CC1: >>> + case IAR_CHF_CCL: >>> + case IAR_CHF_CC2: >>> + case IAR_CHF_IROUT: >>> + case IAR_CHF_QROUT: >>> + case IAR_PA_TUNING: >>> + case IAR_VCO_CTRL1: >>> + case IAR_VCO_CTRL2: >>> + return true; >>> + default: >>> + return false; >>> + } >>> +} >>> + >>> +static bool >>> +mcr20a_iar_readable(struct device *dev, unsigned int reg) >>> +{ >>> + bool rc; >>> + >>> + /* all writeable are also readable */ >>> + rc = mcr20a_iar_writeable(dev, reg); >>> + if (rc) >>> + return rc; >>> + >>> + /* readonly regs */ >>> + switch (reg) { >>> + case IAR_PART_ID: >>> + case IAR_DUAL_PAN_STS: >>> + case IAR_RX_BYTE_COUNT: >>> + case IAR_FILTERFAIL_CODE1: >>> + case IAR_FILTERFAIL_CODE2: >>> + case IAR_RSSI: >>> + return true; >>> + default: >>> + return false; >>> + } >>> +} >>> + >>> +static bool >>> +mcr20a_iar_volatile(struct device *dev, unsigned int reg) >>> +{ >>> +/* can be changed during runtime */ >>> + switch (reg) { >>> + case IAR_DUAL_PAN_STS: >>> + case IAR_RX_BYTE_COUNT: >>> + case IAR_FILTERFAIL_CODE1: >>> + case IAR_FILTERFAIL_CODE2: >>> + case IAR_RSSI: >>> + return true; >>> + default: >>> + return false; >>> + } >>> +} >>> + >>> +static const struct regmap_config mcr20a_iar_regmap = { >>> + .name = "mcr20a_iar", >>> + .reg_bits = 16, >>> + .val_bits = 8, >>> + .write_flag_mask = REGISTER_ACCESS | REGISTER_WRITE | IAR_INDEX, >>> + .read_flag_mask = REGISTER_ACCESS | REGISTER_READ | IAR_INDEX, >>> + .cache_type = REGCACHE_RBTREE, >>> + .writeable_reg = mcr20a_iar_writeable, >>> + .readable_reg = mcr20a_iar_readable, >>> + .volatile_reg = mcr20a_iar_volatile, >>> + .fast_io = true, >>> +}; >>> + >>> +struct mcr20a_local { >>> + struct spi_device *spi; >>> + >>> + struct ieee802154_hw *hw; >>> + struct mcr20a_platform_data *pdata; >>> + struct regmap *regmap_dar; >>> + struct regmap *regmap_iar; >>> + >>> + u8 *buf; >>> + >>> + bool is_tx; >>> + >>> + /* for writing tx buffer */ >>> + struct spi_message tx_buf_msg; >>> + u8 tx_header[1]; >>> + /* burst buffer write command */ >>> + struct spi_transfer tx_xfer_header; >>> + u8 tx_len[1]; >>> + /* len of tx packet */ >>> + struct spi_transfer tx_xfer_len; >>> + /* data of tx packet */ >>> + struct spi_transfer tx_xfer_buf; >>> + struct sk_buff *tx_skb; >>> + >>> + /* for read length rxfifo */ >>> + struct spi_message reg_msg; >>> + u8 reg_cmd[1]; >>> + u8 reg_data[MCR20A_IRQSTS_NUM]; >>> + struct spi_transfer reg_xfer_cmd; >>> + struct spi_transfer reg_xfer_data; >>> + >>> + /* receive handling */ >>> + struct spi_message rx_buf_msg; >>> + u8 rx_header[1]; >>> + struct spi_transfer rx_xfer_header; >>> + u8 rx_lqi[1]; >>> + struct spi_transfer rx_xfer_lqi; >>> + u8 rx_buf[MCR20A_MAX_BUF]; >>> + struct spi_transfer rx_xfer_buf; >>> + >>> + /* isr handling for reading intstat */ >>> + struct spi_message irq_msg; >>> + u8 irq_header[1]; >>> + u8 irq_data[MCR20A_IRQSTS_NUM]; >>> + struct spi_transfer irq_xfer_data; >>> + struct spi_transfer irq_xfer_header; >>> +}; >>> + >>> +static void >>> +mcr20a_write_tx_buf_complete(void *context) >>> +{ >>> + struct mcr20a_local *lp = context; >>> + int ret; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + lp->reg_msg.complete = NULL; >>> + lp->reg_cmd[0] = MCR20A_WRITE_REG(DAR_PHY_CTRL1); >>> + lp->reg_data[0] = MCR20A_XCVSEQ_TX; >>> + lp->reg_xfer_data.len = 1; >>> + >>> + ret = spi_async(lp->spi, &lp->reg_msg); >>> + if (ret) >>> + dev_err(printdev(lp), "failed to set SEQ TX\n"); >>> +} >>> + >>> +static int >>> +mcr20a_xmit(struct ieee802154_hw *hw, struct sk_buff *skb) >>> +{ >>> + struct mcr20a_local *lp = hw->priv; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + lp->tx_skb = skb; >>> + >>> +#ifdef DEBUG >>> + print_hex_dump(KERN_INFO, "mcr20a write: ", DUMP_PREFIX_OFFSET, 16, 1, >>> + skb->data, skb->len, 0); >>> +#endif >>> + >>> + lp->is_tx = 1; >>> + >>> + lp->reg_msg.complete = NULL; >>> + lp->reg_cmd[0] = MCR20A_WRITE_REG(DAR_PHY_CTRL1); >>> + lp->reg_data[0] = MCR20A_XCVSEQ_IDLE; >>> + lp->reg_xfer_data.len = 1; >>> + >>> + return spi_async(lp->spi, &lp->reg_msg); >>> +} >>> + >>> +static int >>> +mcr20a_ed(struct ieee802154_hw *hw, u8 *level) >>> +{ >>> + struct mcr20a_local *lp = hw->priv; >>> + unsigned int val = 0; >>> + u8 energy_level; >>> + int ret; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + ret = regmap_read(lp->regmap_dar, DAR_PHY_CTRL1, &val); >>> + if (0x0 == (val & DAR_PHY_CTRL1_XCVSEQ_MASK)) { >>> + /* Change CCA Type to 00 - Energy Detect */ >>> + ret = regmap_write(lp->regmap_dar, DAR_PHY_CTRL4, 0x0); >>> + /* Perform ED */ >>> + ret = regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL1, >>> + DAR_PHY_CTRL1_XCVSEQ_MASK, >>> + MCR20A_XCVSEQ_CCA); >>> + val = 0; >>> + while ((DAR_IRQSTS1_CCAIRQ & val) != DAR_IRQSTS1_CCAIRQ) >>> + ret = regmap_read(lp->regmap_dar, DAR_IRQ_STS1, &val); >>> + /* the energy level scaled in 0x00 - 0xFF */ >>> + ret = regmap_read(lp->regmap_dar, DAR_CCA1_ED_FNL, &val); >>> + energy_level = (u8)val; >>> + >>> + if (energy_level >= 90) { >>> + /* ED value is below minimum. Return 0x00. */ >>> + energy_level = 0x00; >>> + } else if (energy_level <= 26) { >>> + /* ED value is above maximum. Return 0xFF. */ >>> + energy_level = 0xFF; >>> + } else { >>> + /* Energy level (-90 dBm to -26 dBm ) varies form 0 to 64 */ >>> + energy_level = (90 - energy_level); >>> + energy_level <<= 2; >>> + } >>> + >>> + *level = energy_level; >>> + } else { >>> + /* switch to IDLE at first */ >>> + regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL1, >>> + DAR_PHY_CTRL1_XCVSEQ_MASK, >>> + MCR20A_XCVSEQ_IDLE); >>> + } >>> + >>> + return 0; >>> +} >>> + >>> +static int >>> +mcr20a_set_channel(struct ieee802154_hw *hw, u8 page, u8 channel) >>> +{ >>> + struct mcr20a_local *lp = hw->priv; >>> + int ret; >>> + >>> + dev_dbg(printdev(lp), "mcr20a_set_channell(): %d\n", channel); >> Nitpick. Typo in channel here. Might as well use __func__ :) >> > Correct. Are you going to sent a new version with this one fixed? >>> + /* freqency = ((PLL_INT+64) + (PLL_FRAC/65536)) * 32 MHz */ >>> + ret = regmap_write(lp->regmap_dar, DAR_PLL_INT0, PLL_INT[channel - 11]); >>> + if (ret) >>> + return ret; >>> + ret = regmap_write(lp->regmap_dar, DAR_PLL_FRAC0_LSB, 0x00); >>> + if (ret) >>> + return ret; >>> + ret = regmap_write(lp->regmap_dar, DAR_PLL_FRAC0_MSB, >>> + PLL_FRAC[channel - 11]); >>> + if (ret) >>> + return ret; >>> + >>> + return 0; >>> +} >>> + >>> +static int >>> +mcr20a_start(struct ieee802154_hw *hw) >>> +{ >>> + struct mcr20a_local *lp = hw->priv; >>> + int ret; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + /* No slotted operation */ >>> + dev_dbg(printdev(lp), "no slotted operation\n"); >>> + ret = regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL1, >>> + DAR_PHY_CTRL1_SLOTTED, 0x0); >>> + >>> + /* enable irq */ >>> + enable_irq(lp->spi->irq); >>> + >>> + /* Unmask SEQ interrupt */ >>> + ret = regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL2, >>> + DAR_PHY_CTRL2_SEQMSK, 0x0); >>> + >>> + /* Start the RX sequence */ >>> + dev_dbg(printdev(lp), "start the RX sequence\n"); >>> + ret = regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL1, >>> + DAR_PHY_CTRL1_XCVSEQ_MASK, MCR20A_XCVSEQ_RX); >>> + >>> + return 0; >>> +} >>> + >>> +static void >>> +mcr20a_stop(struct ieee802154_hw *hw) >>> +{ >>> + struct mcr20a_local *lp = hw->priv; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + /* stop all running sequence */ >>> + regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL1, >>> + DAR_PHY_CTRL1_XCVSEQ_MASK, MCR20A_XCVSEQ_IDLE); >>> + >>> + /* disable irq */ >>> + disable_irq(lp->spi->irq); >>> +} >>> + >>> +static int >>> +mcr20a_set_hw_addr_filt(struct ieee802154_hw *hw, >>> + struct ieee802154_hw_addr_filt *filt, >>> + unsigned long changed) >>> +{ >>> + struct mcr20a_local *lp = hw->priv; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + if (changed & IEEE802154_AFILT_SADDR_CHANGED) { >>> + u16 addr = le16_to_cpu(filt->short_addr); >>> + >>> + regmap_write(lp->regmap_iar, IAR_MACSHORTADDRS0_LSB, addr); >>> + regmap_write(lp->regmap_iar, IAR_MACSHORTADDRS0_MSB, addr >> 8); >>> + } >>> + >>> + if (changed & IEEE802154_AFILT_PANID_CHANGED) { >>> + u16 pan = le16_to_cpu(filt->pan_id); >>> + >>> + regmap_write(lp->regmap_iar, IAR_MACPANID0_LSB, pan); >>> + regmap_write(lp->regmap_iar, IAR_MACPANID0_MSB, pan >> 8); >>> + } >>> + >>> + if (changed & IEEE802154_AFILT_IEEEADDR_CHANGED) { >>> + u8 addr[8], i; >>> + >>> + memcpy(addr, &filt->ieee_addr, 8); >>> + for (i = 0; i < 8; i++) >>> + regmap_write(lp->regmap_iar, >>> + IAR_MACLONGADDRS0_0 + i, addr[i]); >>> + } >>> + >>> + if (changed & IEEE802154_AFILT_PANC_CHANGED) { >>> + if (filt->pan_coord) { >>> + regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL4, >>> + DAR_PHY_CTRL4_PANCORDNTR0, 0x10); >>> + } else { >>> + regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL4, >>> + DAR_PHY_CTRL4_PANCORDNTR0, 0x00); >>> + } >>> + } >>> + >>> + return 0; >>> +} >>> + >>> +/* -30 dBm to 10 dBm */ >>> +#define MCR20A_MAX_TX_POWERS 0x14 >>> +static const s32 mcr20a_powers[MCR20A_MAX_TX_POWERS + 1] = { >>> + -3000, -2800, -2600, -2400, -2200, -2000, -1800, -1600, -1400, >>> + -1200, -1000, -800, -600, -400, -200, 0, 200, 400, 600, 800, 1000 >>> +}; >>> + >>> +static int >>> +mcr20a_set_txpower(struct ieee802154_hw *hw, s32 mbm) >>> +{ >>> + struct mcr20a_local *lp = hw->priv; >>> + u32 i; >>> + >>> + dev_dbg(printdev(lp), "%s(%d)\n", __func__, mbm); >>> + >>> + for (i = 0; i < lp->hw->phy->supported.tx_powers_size; i++) { >>> + if (lp->hw->phy->supported.tx_powers[i] == mbm) >>> + return regmap_write(lp->regmap_dar, DAR_PA_PWR, >>> + ((i + 8) & 0x1F)); >>> + } >>> + >>> + return -EINVAL; >>> +} >>> + >>> +#define MCR20A_MAX_ED_LEVELS MCR20A_MIN_CCA_THRESHOLD >>> +static s32 mcr20a_ed_levels[MCR20A_MAX_ED_LEVELS + 1]; >>> + >>> +static int >>> +mcr20a_set_cca_mode(struct ieee802154_hw *hw, >>> + const struct wpan_phy_cca *cca) >>> +{ >>> + struct mcr20a_local *lp = hw->priv; >>> + unsigned int cca_mode = 0xff; >>> + bool cca_mode_and = false; >>> + int ret; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + /* mapping 802.15.4 to driver spec */ >>> + switch (cca->mode) { >>> + case NL802154_CCA_ENERGY: >>> + cca_mode = MCR20A_CCA_MODE1; >>> + break; >>> + case NL802154_CCA_CARRIER: >>> + cca_mode = MCR20A_CCA_MODE2; >>> + break; >>> + case NL802154_CCA_ENERGY_CARRIER: >>> + switch (cca->opt) { >>> + case NL802154_CCA_OPT_ENERGY_CARRIER_AND: >>> + cca_mode = MCR20A_CCA_MODE3; >>> + cca_mode_and = true; >>> + break; >>> + case NL802154_CCA_OPT_ENERGY_CARRIER_OR: >>> + cca_mode = MCR20A_CCA_MODE3; >>> + cca_mode_and = false; >>> + break; >>> + default: >>> + return -EINVAL; >>> + } >>> + break; >>> + default: >>> + return -EINVAL; >>> + } >>> + ret = regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL4, >>> + DAR_PHY_CTRL4_CCATYPE_MASK, >>> + cca_mode << DAR_PHY_CTRL4_CCATYPE_SHIFT); >>> + if (ret < 0) >>> + return ret; >>> + >>> + if (cca_mode == MCR20A_CCA_MODE3) { >>> + if (cca_mode_and) { >>> + ret = regmap_update_bits(lp->regmap_iar, IAR_CCA_CTRL, >>> + IAR_CCA_CTRL_CCA3_AND_NOT_OR, >>> + 0x08); >>> + } else { >>> + ret = regmap_update_bits(lp->regmap_iar, >>> + IAR_CCA_CTRL, >>> + IAR_CCA_CTRL_CCA3_AND_NOT_OR, >>> + 0x00); >>> + } >>> + if (ret < 0) >>> + return ret; >>> + } >>> + >>> + return ret; >>> +} >>> + >>> +static int >>> +mcr20a_set_cca_ed_level(struct ieee802154_hw *hw, s32 mbm) >>> +{ >>> + struct mcr20a_local *lp = hw->priv; >>> + u32 i; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + for (i = 0; i < hw->phy->supported.cca_ed_levels_size; i++) { >>> + if (hw->phy->supported.cca_ed_levels[i] == mbm) >>> + return regmap_write(lp->regmap_iar, IAR_CCA1_THRESH, i); >>> + } >>> + >>> + return 0; >>> +} >>> + >>> +static int >>> +mcr20a_set_promiscuous_mode(struct ieee802154_hw *hw, const bool on) >>> +{ >>> + struct mcr20a_local *lp = hw->priv; >>> + int ret; >>> + u8 rx_frame_filter_reg = 0x0; >>> + u8 val; >>> + >>> + dev_dbg(printdev(lp), "%s(%d)\n", __func__, on); >>> + >>> + if (on) { >>> + /* All frame types accepted*/ >>> + val |= DAR_PHY_CTRL4_PROMISCUOUS; >>> + rx_frame_filter_reg &= ~(IAR_RX_FRAME_FLT_FRM_VER); >>> + rx_frame_filter_reg |= (IAR_RX_FRAME_FLT_ACK_FT | >>> + IAR_RX_FRAME_FLT_NS_FT); >>> + >>> + ret = regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL4, >>> + DAR_PHY_CTRL4_PROMISCUOUS, >>> + DAR_PHY_CTRL4_PROMISCUOUS); >>> + if (ret < 0) >>> + return ret; >>> + >>> + ret = regmap_write(lp->regmap_iar, IAR_RX_FRAME_FILTER, >>> + rx_frame_filter_reg); >>> + if (ret < 0) >>> + return ret; >>> + } else { >>> + ret = regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL4, >>> + DAR_PHY_CTRL4_PROMISCUOUS, 0x0); >>> + if (ret < 0) >>> + return ret; >>> + >>> + ret = regmap_write(lp->regmap_iar, IAR_RX_FRAME_FILTER, >>> + IAR_RX_FRAME_FLT_FRM_VER | >>> + IAR_RX_FRAME_FLT_BEACON_FT | >>> + IAR_RX_FRAME_FLT_DATA_FT | >>> + IAR_RX_FRAME_FLT_CMD_FT); >>> + if (ret < 0) >>> + return ret; >>> + } >>> + >>> + return 0; >>> +} >>> + >>> +static const struct ieee802154_ops mcr20a_hw_ops = { >>> + .owner = THIS_MODULE, >>> + .xmit_async = mcr20a_xmit, >>> + .ed = mcr20a_ed, >>> + .set_channel = mcr20a_set_channel, >>> + .start = mcr20a_start, >>> + .stop = mcr20a_stop, >>> + .set_hw_addr_filt = mcr20a_set_hw_addr_filt, >>> + .set_txpower = mcr20a_set_txpower, >>> + .set_cca_mode = mcr20a_set_cca_mode, >>> + .set_cca_ed_level = mcr20a_set_cca_ed_level, >>> + .set_promiscuous_mode = mcr20a_set_promiscuous_mode, >>> +}; >>> + >>> +static int >>> +mcr20a_request_rx(struct mcr20a_local *lp) >>> +{ >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + /* Start the RX sequence */ >>> + regmap_update_bits_async(lp->regmap_dar, DAR_PHY_CTRL1, >>> + DAR_PHY_CTRL1_XCVSEQ_MASK, MCR20A_XCVSEQ_RX); >>> + >>> + return 0; >>> +} >>> + >>> +static void >>> +mcr20a_handle_rx_read_buf_complete(void *context) >>> +{ >>> + struct mcr20a_local *lp = context; >>> + u8 len = lp->reg_data[0] & DAR_RX_FRAME_LENGTH_MASK; >>> + struct sk_buff *skb; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + dev_dbg(printdev(lp), "RX is done\n"); >>> + >>> + if (!ieee802154_is_valid_psdu_len(len)) { >>> + dev_vdbg(&lp->spi->dev, "corrupted frame received\n"); >>> + len = IEEE802154_MTU; >>> + } >>> + >>> + len = len - 2; /* get rid of frame check field */ >>> + >>> + skb = dev_alloc_skb(len); >>> + if (!skb) >>> + return; >>> + >>> + memcpy(skb_put(skb, len), lp->rx_buf, len); >>> + ieee802154_rx_irqsafe(lp->hw, skb, lp->rx_lqi[0]); >>> + >>> +#ifdef DEBUG >>> + print_hex_dump(KERN_INFO, "mcr20a rx: ", DUMP_PREFIX_OFFSET, 16, 1, >>> + lp->rx_buf, len, 0); >>> + pr_info("mcr20a rx: lqi: %02hhx\n", lp->rx_lqi[0]); >>> +#endif >> Here, as well as in the corresponding TX hex_dump call I wonder how to better >> make use of it. Recompiling the driver to get the dump is not really nice. >> Having a way to have this enabled during runtime might be better. And across >> all drivers. Just thinking out loud here. Not saying you need to be he one >> implementing it. What do you think? >> >> > using module parameters may a solution. This would be an option but I was thinking more about towards a tracepoints like approach where we can dynamically enable or disable the hexdump or other debug functionality. Loading and unloading the module to change this is a bit cumbersome. This code might not even be a module at all but compiled in. I need to check what the kernel infra offers here and how other subsystems use it. >>> + /* start RX sequence */ >>> + mcr20a_request_rx(lp); >>> +} >>> + >>> +static void >>> +mcr20a_handle_rx_read_len_complete(void *context) >>> +{ >>> + struct mcr20a_local *lp = context; >>> + u8 len; >>> + int ret; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + /* get the length of received frame */ >>> + len = lp->reg_data[0] & DAR_RX_FRAME_LENGTH_MASK; >>> + dev_dbg(printdev(lp), "frame len : %d\n", len); >>> + >>> + /* prepare to read the rx buf */ >>> + lp->rx_buf_msg.complete = mcr20a_handle_rx_read_buf_complete; >>> + lp->rx_header[0] = MCR20A_BURST_READ_PACKET_BUF; >>> + lp->rx_xfer_buf.len = len; >>> + >>> + ret = spi_async(lp->spi, &lp->rx_buf_msg); >>> + if (ret) >>> + dev_err(printdev(lp), "failed to read rx buffer length\n"); >>> +} >>> + >>> +static int >>> +mcr20a_handle_rx(struct mcr20a_local *lp) >>> +{ >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + lp->reg_msg.complete = mcr20a_handle_rx_read_len_complete; >>> + lp->reg_cmd[0] = MCR20A_READ_REG(DAR_RX_FRM_LEN); >>> + lp->reg_xfer_data.len = 1; >>> + >>> + return spi_async(lp->spi, &lp->reg_msg); >>> +} >>> + >>> +static int >>> +mcr20a_handle_tx_complete(struct mcr20a_local *lp) >>> +{ >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + ieee802154_xmit_complete(lp->hw, lp->tx_skb, false); >>> + >>> + return mcr20a_request_rx(lp); >>> +} >>> + >>> +static int >>> +mcr20a_handle_tx(struct mcr20a_local *lp) >>> +{ >>> + int ret; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + /* write tx buffer */ >>> + lp->tx_header[0] = MCR20A_BURST_WRITE_PACKET_BUF; >>> + /* add 2 bytes of FCS */ >>> + lp->tx_len[0] = lp->tx_skb->len + 2; >>> + lp->tx_xfer_buf.tx_buf = lp->tx_skb->data; >>> + /* add 1 byte psduLength */ >>> + lp->tx_xfer_buf.len = lp->tx_skb->len + 1; >>> + >>> + ret = spi_async(lp->spi, &lp->tx_buf_msg); >>> + if (ret) { >>> + dev_err(printdev(lp), "SPI write Failed for TX buf\n"); >>> + return ret; >>> + } >>> + >>> + return 0; >>> +} >>> + >>> +static void >>> +mcr20a_irq_clean_complete(void *context) >>> +{ >>> + struct mcr20a_local *lp = context; >>> + u8 seq_state = lp->irq_data[DAR_IRQ_STS1] & DAR_PHY_CTRL1_XCVSEQ_MASK; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + enable_irq(lp->spi->irq); >>> + >>> + dev_dbg(printdev(lp), "IRQ STA1 (%02x) STA2 (%02x)\n", >>> + lp->irq_data[DAR_IRQ_STS1], lp->irq_data[DAR_IRQ_STS2]); >>> + >>> + switch (seq_state) { >>> + /* TX IRQ, RX IRQ and SEQ IRQ */ >>> + case (0x03): >>> + if (lp->is_tx) { >>> + lp->is_tx = 0; >>> + dev_dbg(printdev(lp), "TX is done. No ACK\n"); >>> + mcr20a_handle_tx_complete(lp); >>> + } >>> + break; >>> + case (0x05): >>> + /* rx is starting */ >>> + dev_dbg(printdev(lp), "RX is starting\n"); >>> + mcr20a_handle_rx(lp); >>> + break; >>> + case (0x07): >>> + if (lp->is_tx) { >>> + /* tx is done */ >>> + lp->is_tx = 0; >>> + dev_dbg(printdev(lp), "TX is done. Get ACK\n"); >>> + mcr20a_handle_tx_complete(lp); >>> + } else { >>> + /* rx is starting */ >>> + dev_dbg(printdev(lp), "RX is starting\n"); >>> + mcr20a_handle_rx(lp); >>> + } >>> + break; >>> + case (0x01): >>> + if (lp->is_tx) { >>> + dev_dbg(printdev(lp), "TX is starting\n"); >>> + mcr20a_handle_tx(lp); >>> + } else { >>> + dev_dbg(printdev(lp), "MCR20A is stop\n"); >>> + } >>> + break; >>> + } >>> +} >>> + >>> +static void mcr20a_irq_status_complete(void *context) >>> +{ >>> + int ret; >>> + struct mcr20a_local *lp = context; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + regmap_update_bits_async(lp->regmap_dar, DAR_PHY_CTRL1, >>> + DAR_PHY_CTRL1_XCVSEQ_MASK, MCR20A_XCVSEQ_IDLE); >>> + >>> + lp->reg_msg.complete = mcr20a_irq_clean_complete; >>> + lp->reg_cmd[0] = MCR20A_WRITE_REG(DAR_IRQ_STS1); >>> + memcpy(lp->reg_data, lp->irq_data, MCR20A_IRQSTS_NUM); >>> + lp->reg_xfer_data.len = MCR20A_IRQSTS_NUM; >>> + >>> + ret = spi_async(lp->spi, &lp->reg_msg); >>> + >>> + if (ret) >>> + dev_err(printdev(lp), "failed to clean irq status\n"); >>> +} >>> + >>> +static irqreturn_t mcr20a_irq_isr(int irq, void *data) >>> +{ >>> + struct mcr20a_local *lp = data; >>> + int ret; >>> + >>> + disable_irq_nosync(irq); >>> + >>> + lp->irq_header[0] = MCR20A_READ_REG(DAR_IRQ_STS1); >>> + /* read IRQSTSx */ >>> + ret = spi_async(lp->spi, &lp->irq_msg); >>> + if (ret) { >>> + enable_irq(irq); >>> + return IRQ_NONE; >>> + } >>> + >>> + return IRQ_HANDLED; >>> +} >>> + >>> +static int mcr20a_get_platform_data(struct spi_device *spi, >>> + struct mcr20a_platform_data *pdata) >>> +{ >>> + int ret = 0; >>> + >>> + if (!spi->dev.of_node) >>> + return -EINVAL; >>> + >>> + pdata->rst_gpio = of_get_named_gpio(spi->dev.of_node, "rst_b-gpio", 0); >>> + dev_dbg(&spi->dev, "rst_b-gpio: %d\n", pdata->rst_gpio); >>> + >>> + return ret; >>> +} >>> + >>> +static void mcr20a_hw_setup(struct mcr20a_local *lp) >>> +{ >>> + u8 i; >>> + struct ieee802154_hw *hw = lp->hw; >>> + struct wpan_phy *phy = lp->hw->phy; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + phy->symbol_duration = 16; >>> + phy->lifs_period = 40; >>> + phy->sifs_period = 12; >>> + >>> + hw->flags = IEEE802154_HW_TX_OMIT_CKSUM | >>> + IEEE802154_HW_AFILT | >>> + IEEE802154_HW_PROMISCUOUS; >>> + >>> + phy->flags = WPAN_PHY_FLAG_TXPOWER | >>> + WPAN_PHY_FLAG_CCA_ED_LEVEL | >>> + WPAN_PHY_FLAG_CCA_MODE; >>> + >>> + phy->supported.cca_modes = BIT(NL802154_CCA_ENERGY) | >>> + BIT(NL802154_CCA_CARRIER) | BIT(NL802154_CCA_ENERGY_CARRIER); >>> + phy->supported.cca_opts = BIT(NL802154_CCA_OPT_ENERGY_CARRIER_AND) | >>> + BIT(NL802154_CCA_OPT_ENERGY_CARRIER_OR); >>> + >>> + /* initiating cca_ed_levels */ >>> + for (i = MCR20A_MAX_CCA_THRESHOLD; i < MCR20A_MIN_CCA_THRESHOLD + 1; >>> + ++i) { >>> + mcr20a_ed_levels[i] = -i * 100; >>> + } >>> + >>> + phy->supported.cca_ed_levels = mcr20a_ed_levels; >>> + phy->supported.cca_ed_levels_size = ARRAY_SIZE(mcr20a_ed_levels); >>> + >>> + phy->cca.mode = NL802154_CCA_ENERGY; >>> + >>> + phy->supported.channels[0] = MCR20A_VALID_CHANNELS; >>> + phy->current_page = 0; >>> + /* MCR20A default reset value */ >>> + phy->current_channel = 20; >>> + phy->symbol_duration = 16; >>> + phy->supported.tx_powers = mcr20a_powers; >>> + phy->supported.tx_powers_size = ARRAY_SIZE(mcr20a_powers); >>> + phy->cca_ed_level = phy->supported.cca_ed_levels[75]; >>> + phy->transmit_power = phy->supported.tx_powers[0x0F]; >>> +} >>> + >>> +static void >>> +mcr20a_setup_tx_spi_messages(struct mcr20a_local *lp) >>> +{ >>> + spi_message_init(&lp->tx_buf_msg); >>> + lp->tx_buf_msg.context = lp; >>> + lp->tx_buf_msg.complete = mcr20a_write_tx_buf_complete; >>> + >>> + lp->tx_xfer_header.len = 1; >>> + lp->tx_xfer_header.tx_buf = lp->tx_header; >>> + >>> + lp->tx_xfer_len.len = 1; >>> + lp->tx_xfer_len.tx_buf = lp->tx_len; >>> + >>> + spi_message_add_tail(&lp->tx_xfer_header, &lp->tx_buf_msg); >>> + spi_message_add_tail(&lp->tx_xfer_len, &lp->tx_buf_msg); >>> + spi_message_add_tail(&lp->tx_xfer_buf, &lp->tx_buf_msg); >>> +} >>> + >>> +static void >>> +mcr20a_setup_rx_spi_messages(struct mcr20a_local *lp) >>> +{ >>> + spi_message_init(&lp->reg_msg); >>> + lp->reg_msg.context = lp; >>> + >>> + lp->reg_xfer_cmd.len = 1; >>> + lp->reg_xfer_cmd.tx_buf = lp->reg_cmd; >>> + lp->reg_xfer_cmd.rx_buf = lp->reg_cmd; >>> + >>> + lp->reg_xfer_data.rx_buf = lp->reg_data; >>> + lp->reg_xfer_data.tx_buf = lp->reg_data; >>> + >>> + spi_message_add_tail(&lp->reg_xfer_cmd, &lp->reg_msg); >>> + spi_message_add_tail(&lp->reg_xfer_data, &lp->reg_msg); >>> + >>> + spi_message_init(&lp->rx_buf_msg); >>> + lp->rx_buf_msg.context = lp; >>> + lp->rx_buf_msg.complete = mcr20a_handle_rx_read_buf_complete; >>> + lp->rx_xfer_header.len = 1; >>> + lp->rx_xfer_header.tx_buf = lp->rx_header; >>> + lp->rx_xfer_header.rx_buf = lp->rx_header; >>> + >>> + lp->rx_xfer_buf.rx_buf = lp->rx_buf; >>> + >>> + lp->rx_xfer_lqi.len = 1; >>> + lp->rx_xfer_lqi.rx_buf = lp->rx_lqi; >>> + >>> + spi_message_add_tail(&lp->rx_xfer_header, &lp->rx_buf_msg); >>> + spi_message_add_tail(&lp->rx_xfer_buf, &lp->rx_buf_msg); >>> + spi_message_add_tail(&lp->rx_xfer_lqi, &lp->rx_buf_msg); >>> +} >>> + >>> +static void >>> +mcr20a_setup_irq_spi_messages(struct mcr20a_local *lp) >>> +{ >>> + spi_message_init(&lp->irq_msg); >>> + lp->irq_msg.context = lp; >>> + lp->irq_msg.complete = mcr20a_irq_status_complete; >>> + lp->irq_xfer_header.len = 1; >>> + lp->irq_xfer_header.tx_buf = lp->irq_header; >>> + lp->irq_xfer_header.rx_buf = lp->irq_header; >>> + >>> + lp->irq_xfer_data.len = MCR20A_IRQSTS_NUM; >>> + lp->irq_xfer_data.rx_buf = lp->irq_data; >>> + >>> + spi_message_add_tail(&lp->irq_xfer_header, &lp->irq_msg); >>> + spi_message_add_tail(&lp->irq_xfer_data, &lp->irq_msg); >>> +} >>> + >>> +static int >>> +mcr20a_phy_init(struct mcr20a_local *lp) >>> +{ >>> + u8 index; >>> + unsigned int phy_reg = 0; >>> + int ret; >>> + >>> + dev_dbg(printdev(lp), "%s\n", __func__); >>> + >>> + /* Disable Tristate on COCO MISO for SPI reads */ >>> + ret = regmap_write(lp->regmap_iar, IAR_MISC_PAD_CTRL, 0x02); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* Clear all PP IRQ bits in IRQSTS1 to avoid unexpected interrupts >>> + * immediately after init >>> + */ >>> + ret = regmap_write(lp->regmap_dar, DAR_IRQ_STS1, 0xEF); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* Clear all PP IRQ bits in IRQSTS2 */ >>> + ret = regmap_write(lp->regmap_dar, DAR_IRQ_STS2, >>> + DAR_IRQSTS2_ASM_IRQ | DAR_IRQSTS2_PB_ERR_IRQ | >>> + DAR_IRQSTS2_WAKE_IRQ); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* Disable all timer interrupts */ >>> + ret = regmap_write(lp->regmap_dar, DAR_IRQ_STS3, 0xFF); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* PHY_CTRL1 : default HW settings + AUTOACK enabled */ >>> + ret = regmap_update_bits(lp->regmap_dar, DAR_PHY_CTRL1, >>> + DAR_PHY_CTRL1_AUTOACK, DAR_PHY_CTRL1_AUTOACK); >>> + >>> + /* PHY_CTRL2 : disable all interrupts */ >>> + ret = regmap_write(lp->regmap_dar, DAR_PHY_CTRL2, 0xFF); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* PHY_CTRL3 : disable all timers and remaining interrupts */ >>> + ret = regmap_write(lp->regmap_dar, DAR_PHY_CTRL3, >>> + DAR_PHY_CTRL3_ASM_MSK | DAR_PHY_CTRL3_PB_ERR_MSK | >>> + DAR_PHY_CTRL3_WAKE_MSK); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* SRC_CTRL : enable Acknowledge Frame Pending and >>> + * Source Address Matching Enable >>> + */ >>> + ret = regmap_write(lp->regmap_dar, DAR_SRC_CTRL, >>> + DAR_SRC_CTRL_ACK_FRM_PND | >>> + (DAR_SRC_CTRL_INDEX << DAR_SRC_CTRL_INDEX_SHIFT)); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* RX_FRAME_FILTER */ >>> + /* FRM_VER[1:0] = b11. Accept FrameVersion 0 and 1 packets */ >>> + ret = regmap_write(lp->regmap_iar, IAR_RX_FRAME_FILTER, >>> + IAR_RX_FRAME_FLT_FRM_VER | >>> + IAR_RX_FRAME_FLT_BEACON_FT | >>> + IAR_RX_FRAME_FLT_DATA_FT | >>> + IAR_RX_FRAME_FLT_CMD_FT); >>> + if (ret) >>> + goto err_ret; >>> + >>> + dev_info(printdev(lp), "overwrites version: 0x%02x\n", >>> + MCR20A_OVERWRITE_VERSION); >>> + >>> + /* Overwrites direct registers */ >>> + ret = regmap_write(lp->regmap_dar, DAR_OVERWRITE_VER, >>> + MCR20A_OVERWRITE_VERSION); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* Overwrites indirect registers */ >>> + ret = regmap_multi_reg_write(lp->regmap_iar, mar20a_iar_overwrites, >>> + ARRAY_SIZE(mar20a_iar_overwrites)); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* Clear HW indirect queue */ >>> + dev_dbg(printdev(lp), "clear HW indirect queue\n"); >>> + for (index = 0; index < MCR20A_PHY_INDIRECT_QUEUE_SIZE; index++) { >>> + phy_reg = (u8)(((index & DAR_SRC_CTRL_INDEX) << >>> + DAR_SRC_CTRL_INDEX_SHIFT) >>> + | (DAR_SRC_CTRL_SRCADDR_EN) >>> + | (DAR_SRC_CTRL_INDEX_DISABLE)); >>> + ret = regmap_write(lp->regmap_dar, DAR_SRC_CTRL, phy_reg); >>> + if (ret) >>> + goto err_ret; >>> + phy_reg = 0; >>> + } >>> + >>> + /* Assign HW Indirect hash table to PAN0 */ >>> + ret = regmap_read(lp->regmap_iar, IAR_DUAL_PAN_CTRL, &phy_reg); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* Clear current lvl */ >>> + phy_reg &= ~IAR_DUAL_PAN_CTRL_DUAL_PAN_SAM_LVL_MSK; >>> + >>> + /* Set new lvl */ >>> + phy_reg |= MCR20A_PHY_INDIRECT_QUEUE_SIZE << >>> + IAR_DUAL_PAN_CTRL_DUAL_PAN_SAM_LVL_SHIFT; >>> + ret = regmap_write(lp->regmap_iar, IAR_DUAL_PAN_CTRL, phy_reg); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* set CCA threshold to -75 dBm */ >>> + ret = regmap_write(lp->regmap_iar, IAR_CCA1_THRESH, 0x4B); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* set prescaller to obtain 1 symbol (16us) timebase */ >>> + ret = regmap_write(lp->regmap_iar, IAR_TMR_PRESCALE, 0x05); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* enable autodoze mode. */ >>> + dev_dbg(printdev(lp), "enable autodoze mode\n"); >>> + ret = regmap_update_bits(lp->regmap_dar, DAR_PWR_MODES, >>> + DAR_PWR_MODES_AUTODOZE, >>> + DAR_PWR_MODES_AUTODOZE); >>> + if (ret) >>> + goto err_ret; >>> + >>> + /* disable clk_out */ >>> + dev_dbg(printdev(lp), "disable clk_out\n"); >>> + ret = regmap_update_bits(lp->regmap_dar, DAR_CLK_OUT_CTRL, >>> + DAR_CLK_OUT_CTRL_EN, 0x0); >>> + if (ret) >>> + goto err_ret; >>> + >>> + return 0; >>> + >>> +err_ret: >>> + return ret; >>> +} >>> + >>> +static int >>> +mcr20a_probe(struct spi_device *spi) >>> +{ >>> + struct ieee802154_hw *hw; >>> + struct mcr20a_local *lp; >>> + struct mcr20a_platform_data *pdata; >>> + int irq_type; >>> + int ret = -ENOMEM; >>> + >>> + dev_dbg(&spi->dev, "%s\n", __func__); >>> + >>> + if (!spi->irq) { >>> + dev_err(&spi->dev, "no IRQ specified\n"); >>> + return -EINVAL; >>> + } >>> + >>> + pdata = kmalloc(sizeof(*pdata), GFP_KERNEL); >>> + if (!pdata) >>> + return -ENOMEM; >>> + >>> + /* set mcr20a platform data */ >>> + ret = mcr20a_get_platform_data(spi, pdata); >>> + if (ret < 0) { >>> + dev_crit(&spi->dev, "mcr20a_get_platform_data failed.\n"); >>> + return ret; >>> + } >>> + >>> + /* init reset gpio */ >>> + if (gpio_is_valid(pdata->rst_gpio)) { >>> + ret = devm_gpio_request_one(&spi->dev, pdata->rst_gpio, >>> + GPIOF_OUT_INIT_HIGH, "reset"); >>> + if (ret) >>> + return ret; >>> + } >>> + >>> + /* reset mcr20a */ >>> + if (gpio_is_valid(pdata->rst_gpio)) { >>> + usleep_range(10, 20); >>> + gpio_set_value_cansleep(pdata->rst_gpio, 0); >>> + usleep_range(10, 20); >>> + gpio_set_value_cansleep(pdata->rst_gpio, 1); >>> + usleep_range(120, 240); >>> + } >>> + >>> + /* allocate ieee802154_hw and private data */ >>> + hw = ieee802154_alloc_hw(sizeof(*lp), &mcr20a_hw_ops); >>> + if (!hw) { >>> + dev_crit(&spi->dev, "ieee802154_alloc_hw failed\n"); >>> + return -ENOMEM; >>> + } >>> + >>> + /* init mcr20a local data */ >>> + lp = hw->priv; >>> + lp->hw = hw; >>> + lp->spi = spi; >>> + lp->spi->dev.platform_data = pdata; >>> + lp->pdata = pdata; >>> + >>> + /* init ieee802154_hw */ >>> + hw->parent = &spi->dev; >>> + ieee802154_random_extended_addr(&hw->phy->perm_extended_addr); >>> + >>> + /* init buf */ >>> + lp->buf = devm_kzalloc(&spi->dev, SPI_COMMAND_BUFFER, GFP_KERNEL); >>> + >>> + if (!lp->buf) >>> + return -ENOMEM; >>> + >>> + mcr20a_setup_tx_spi_messages(lp); >>> + mcr20a_setup_rx_spi_messages(lp); >>> + mcr20a_setup_irq_spi_messages(lp); >>> + >>> + /* setup regmap */ >>> + lp->regmap_dar = devm_regmap_init_spi(spi, &mcr20a_dar_regmap); >>> + if (IS_ERR(lp->regmap_dar)) { >>> + ret = PTR_ERR(lp->regmap_dar); >>> + dev_err(&spi->dev, "Failed to allocate dar map: %d\n", >>> + ret); >>> + goto free_dev; >>> + } >>> + >>> + lp->regmap_iar = devm_regmap_init_spi(spi, &mcr20a_iar_regmap); >>> + if (IS_ERR(lp->regmap_iar)) { >>> + ret = PTR_ERR(lp->regmap_iar); >>> + dev_err(&spi->dev, "Failed to allocate iar map: %d\n", ret); >>> + goto free_dev; >>> + } >>> + >>> + mcr20a_hw_setup(lp); >>> + >>> + spi_set_drvdata(spi, lp); >>> + >>> + ret = mcr20a_phy_init(lp); >>> + if (ret < 0) { >>> + dev_crit(&spi->dev, "mcr20a_phy_init failed\n"); >>> + goto free_dev; >>> + } >>> + >>> + irq_type = irq_get_trigger_type(spi->irq); >>> + if (!irq_type) >>> + irq_type = IRQF_TRIGGER_FALLING; >>> + >>> + ret = devm_request_irq(&spi->dev, spi->irq, mcr20a_irq_isr, >>> + irq_type, dev_name(&spi->dev), lp); >>> + if (ret) { >>> + dev_err(&spi->dev, "could not request_irq for mcr20a\n"); >>> + ret = -ENODEV; >>> + goto free_dev; >>> + } >>> + >>> + /* disable_irq by default and wait for starting hardware */ >>> + disable_irq(spi->irq); >>> + >>> + ret = ieee802154_register_hw(hw); >>> + if (ret) { >>> + dev_crit(&spi->dev, "ieee802154_register_hw failed\n"); >>> + goto free_dev; >>> + } >>> + >>> + return ret; >>> + >>> +free_dev: >>> + ieee802154_free_hw(lp->hw); >>> + >>> + return ret; >>> +} >>> + >>> +static int mcr20a_remove(struct spi_device *spi) >>> +{ >>> + struct mcr20a_local *lp = spi_get_drvdata(spi); >>> + >>> + dev_dbg(&spi->dev, "%s\n", __func__); >>> + >>> + ieee802154_unregister_hw(lp->hw); >>> + ieee802154_free_hw(lp->hw); >>> + >>> + return 0; >>> +} >>> + >>> +static const struct of_device_id mcr20a_of_match[] = { >>> + { .compatible = "nxp,mcr20a", }, >>> + { }, >>> +}; >>> +MODULE_DEVICE_TABLE(of, mcr20a_of_match); >>> + >>> +static const struct spi_device_id mcr20a_device_id[] = { >>> + { .name = "mcr20a", }, >>> + { }, >>> +}; >>> +MODULE_DEVICE_TABLE(spi, mcr20a_device_id); >>> + >>> +static struct spi_driver mcr20a_driver = { >>> + .id_table = mcr20a_device_id, >>> + .driver = { >>> + .of_match_table = of_match_ptr(mcr20a_of_match), >>> + .name = "mcr20a", >>> + }, >>> + .probe = mcr20a_probe, >>> + .remove = mcr20a_remove, >>> +}; >>> + >>> +module_spi_driver(mcr20a_driver); >>> + >>> +MODULE_DESCRIPTION("MCR20A Transceiver Driver"); >>> +MODULE_LICENSE("GPL v2"); >>> +MODULE_AUTHOR("Xue Liu "); >>> diff --git a/drivers/net/ieee802154/mcr20a.h b/drivers/net/ieee802154/mcr20a.h >>> new file mode 100644 >>> index 0000000..6da4fd0 >>> --- /dev/null >>> +++ b/drivers/net/ieee802154/mcr20a.h >>> @@ -0,0 +1,498 @@ >>> +/* >>> + * Driver for NXP MCR20A 802.15.4 Wireless-PAN Networking controller >>> + * >>> + * Copyright (C) 2018 Xue Liu >>> + * >>> + * This program is free software; you can redistribute it and/or modify >>> + * it under the terms of the GNU General Public License version 2 >>> + * as published by the Free Software Foundation. >>> + * >>> + * This program is distributed in the hope that it will be useful, >>> + * but WITHOUT ANY WARRANTY; without even the implied warranty of >>> + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the >>> + * GNU General Public License for more details. >>> + * >>> + */ >>> +#ifndef _MCR20A_H >>> +#define _MCR20A_H >>> + >>> +/* Direct Accress Register */ >>> +#define DAR_IRQ_STS1 0x00 >>> +#define DAR_IRQ_STS2 0x01 >>> +#define DAR_IRQ_STS3 0x02 >>> +#define DAR_PHY_CTRL1 0x03 >>> +#define DAR_PHY_CTRL2 0x04 >>> +#define DAR_PHY_CTRL3 0x05 >>> +#define DAR_RX_FRM_LEN 0x06 >>> +#define DAR_PHY_CTRL4 0x07 >>> +#define DAR_SRC_CTRL 0x08 >>> +#define DAR_SRC_ADDRS_SUM_LSB 0x09 >>> +#define DAR_SRC_ADDRS_SUM_MSB 0x0A >>> +#define DAR_CCA1_ED_FNL 0x0B >>> +#define DAR_EVENT_TMR_LSB 0x0C >>> +#define DAR_EVENT_TMR_MSB 0x0D >>> +#define DAR_EVENT_TMR_USB 0x0E >>> +#define DAR_TIMESTAMP_LSB 0x0F >>> +#define DAR_TIMESTAMP_MSB 0x10 >>> +#define DAR_TIMESTAMP_USB 0x11 >>> +#define DAR_T3CMP_LSB 0x12 >>> +#define DAR_T3CMP_MSB 0x13 >>> +#define DAR_T3CMP_USB 0x14 >>> +#define DAR_T2PRIMECMP_LSB 0x15 >>> +#define DAR_T2PRIMECMP_MSB 0x16 >>> +#define DAR_T1CMP_LSB 0x17 >>> +#define DAR_T1CMP_MSB 0x18 >>> +#define DAR_T1CMP_USB 0x19 >>> +#define DAR_T2CMP_LSB 0x1A >>> +#define DAR_T2CMP_MSB 0x1B >>> +#define DAR_T2CMP_USB 0x1C >>> +#define DAR_T4CMP_LSB 0x1D >>> +#define DAR_T4CMP_MSB 0x1E >>> +#define DAR_T4CMP_USB 0x1F >>> +#define DAR_PLL_INT0 0x20 >>> +#define DAR_PLL_FRAC0_LSB 0x21 >>> +#define DAR_PLL_FRAC0_MSB 0x22 >>> +#define DAR_PA_PWR 0x23 >>> +#define DAR_SEQ_STATE 0x24 >>> +#define DAR_LQI_VALUE 0x25 >>> +#define DAR_RSSI_CCA_CONT 0x26 >>> +/*------------------ 0x27 */ >>> +#define DAR_ASM_CTRL1 0x28 >>> +#define DAR_ASM_CTRL2 0x29 >>> +#define DAR_ASM_DATA_0 0x2A >>> +#define DAR_ASM_DATA_1 0x2B >>> +#define DAR_ASM_DATA_2 0x2C >>> +#define DAR_ASM_DATA_3 0x2D >>> +#define DAR_ASM_DATA_4 0x2E >>> +#define DAR_ASM_DATA_5 0x2F >>> +#define DAR_ASM_DATA_6 0x30 >>> +#define DAR_ASM_DATA_7 0x31 >>> +#define DAR_ASM_DATA_8 0x32 >>> +#define DAR_ASM_DATA_9 0x33 >>> +#define DAR_ASM_DATA_A 0x34 >>> +#define DAR_ASM_DATA_B 0x35 >>> +#define DAR_ASM_DATA_C 0x36 >>> +#define DAR_ASM_DATA_D 0x37 >>> +#define DAR_ASM_DATA_E 0x38 >>> +#define DAR_ASM_DATA_F 0x39 >>> +/*----------------------- 0x3A */ >>> +#define DAR_OVERWRITE_VER 0x3B >>> +#define DAR_CLK_OUT_CTRL 0x3C >>> +#define DAR_PWR_MODES 0x3D >>> +#define IAR_INDEX 0x3E >>> +#define IAR_DATA 0x3F >>> + >>> +/* Indirect Resgister Memory */ >>> +#define IAR_PART_ID 0x00 >>> +#define IAR_XTAL_TRIM 0x01 >>> +#define IAR_PMC_LP_TRIM 0x02 >>> +#define IAR_MACPANID0_LSB 0x03 >>> +#define IAR_MACPANID0_MSB 0x04 >>> +#define IAR_MACSHORTADDRS0_LSB 0x05 >>> +#define IAR_MACSHORTADDRS0_MSB 0x06 >>> +#define IAR_MACLONGADDRS0_0 0x07 >>> +#define IAR_MACLONGADDRS0_8 0x08 >>> +#define IAR_MACLONGADDRS0_16 0x09 >>> +#define IAR_MACLONGADDRS0_24 0x0A >>> +#define IAR_MACLONGADDRS0_32 0x0B >>> +#define IAR_MACLONGADDRS0_40 0x0C >>> +#define IAR_MACLONGADDRS0_48 0x0D >>> +#define IAR_MACLONGADDRS0_56 0x0E >>> +#define IAR_RX_FRAME_FILTER 0x0F >>> +#define IAR_PLL_INT1 0x10 >>> +#define IAR_PLL_FRAC1_LSB 0x11 >>> +#define IAR_PLL_FRAC1_MSB 0x12 >>> +#define IAR_MACPANID1_LSB 0x13 >>> +#define IAR_MACPANID1_MSB 0x14 >>> +#define IAR_MACSHORTADDRS1_LSB 0x15 >>> +#define IAR_MACSHORTADDRS1_MSB 0x16 >>> +#define IAR_MACLONGADDRS1_0 0x17 >>> +#define IAR_MACLONGADDRS1_8 0x18 >>> +#define IAR_MACLONGADDRS1_16 0x19 >>> +#define IAR_MACLONGADDRS1_24 0x1A >>> +#define IAR_MACLONGADDRS1_32 0x1B >>> +#define IAR_MACLONGADDRS1_40 0x1C >>> +#define IAR_MACLONGADDRS1_48 0x1D >>> +#define IAR_MACLONGADDRS1_56 0x1E >>> +#define IAR_DUAL_PAN_CTRL 0x1F >>> +#define IAR_DUAL_PAN_DWELL 0x20 >>> +#define IAR_DUAL_PAN_STS 0x21 >>> +#define IAR_CCA1_THRESH 0x22 >>> +#define IAR_CCA1_ED_OFFSET_COMP 0x23 >>> +#define IAR_LQI_OFFSET_COMP 0x24 >>> +#define IAR_CCA_CTRL 0x25 >>> +#define IAR_CCA2_CORR_PEAKS 0x26 >>> +#define IAR_CCA2_CORR_THRESH 0x27 >>> +#define IAR_TMR_PRESCALE 0x28 >>> +/*-------------------- 0x29 */ >>> +#define IAR_GPIO_DATA 0x2A >>> +#define IAR_GPIO_DIR 0x2B >>> +#define IAR_GPIO_PUL_EN 0x2C >>> +#define IAR_GPIO_PUL_SEL 0x2D >>> +#define IAR_GPIO_DS 0x2E >>> +/*------------------ 0x2F */ >>> +#define IAR_ANT_PAD_CTRL 0x30 >>> +#define IAR_MISC_PAD_CTRL 0x31 >>> +#define IAR_BSM_CTRL 0x32 >>> +/*------------------- 0x33 */ >>> +#define IAR_RNG 0x34 >>> +#define IAR_RX_BYTE_COUNT 0x35 >>> +#define IAR_RX_WTR_MARK 0x36 >>> +#define IAR_SOFT_RESET 0x37 >>> +#define IAR_TXDELAY 0x38 >>> +#define IAR_ACKDELAY 0x39 >>> +#define IAR_SEQ_MGR_CTRL 0x3A >>> +#define IAR_SEQ_MGR_STS 0x3B >>> +#define IAR_SEQ_T_STS 0x3C >>> +#define IAR_ABORT_STS 0x3D >>> +#define IAR_CCCA_BUSY_CNT 0x3E >>> +#define IAR_SRC_ADDR_CHECKSUM1 0x3F >>> +#define IAR_SRC_ADDR_CHECKSUM2 0x40 >>> +#define IAR_SRC_TBL_VALID1 0x41 >>> +#define IAR_SRC_TBL_VALID2 0x42 >>> +#define IAR_FILTERFAIL_CODE1 0x43 >>> +#define IAR_FILTERFAIL_CODE2 0x44 >>> +#define IAR_SLOT_PRELOAD 0x45 >>> +/*-------------------- 0x46 */ >>> +#define IAR_CORR_VT 0x47 >>> +#define IAR_SYNC_CTRL 0x48 >>> +#define IAR_PN_LSB_0 0x49 >>> +#define IAR_PN_LSB_1 0x4A >>> +#define IAR_PN_MSB_0 0x4B >>> +#define IAR_PN_MSB_1 0x4C >>> +#define IAR_CORR_NVAL 0x4D >>> +#define IAR_TX_MODE_CTRL 0x4E >>> +#define IAR_SNF_THR 0x4F >>> +#define IAR_FAD_THR 0x50 >>> +#define IAR_ANT_AGC_CTRL 0x51 >>> +#define IAR_AGC_THR1 0x52 >>> +#define IAR_AGC_THR2 0x53 >>> +#define IAR_AGC_HYS 0x54 >>> +#define IAR_AFC 0x55 >>> +/*------------------- 0x56 */ >>> +/*------------------- 0x57 */ >>> +#define IAR_PHY_STS 0x58 >>> +#define IAR_RX_MAX_CORR 0x59 >>> +#define IAR_RX_MAX_PREAMBLE 0x5A >>> +#define IAR_RSSI 0x5B >>> +/*------------------- 0x5C */ >>> +/*------------------- 0x5D */ >>> +#define IAR_PLL_DIG_CTRL 0x5E >>> +#define IAR_VCO_CAL 0x5F >>> +#define IAR_VCO_BEST_DIFF 0x60 >>> +#define IAR_VCO_BIAS 0x61 >>> +#define IAR_KMOD_CTRL 0x62 >>> +#define IAR_KMOD_CAL 0x63 >>> +#define IAR_PA_CAL 0x64 >>> +#define IAR_PA_PWRCAL 0x65 >>> +#define IAR_ATT_RSSI1 0x66 >>> +#define IAR_ATT_RSSI2 0x67 >>> +#define IAR_RSSI_OFFSET 0x68 >>> +#define IAR_RSSI_SLOPE 0x69 >>> +#define IAR_RSSI_CAL1 0x6A >>> +#define IAR_RSSI_CAL2 0x6B >>> +/*------------------- 0x6C */ >>> +/*------------------- 0x6D */ >>> +#define IAR_XTAL_CTRL 0x6E >>> +#define IAR_XTAL_COMP_MIN 0x6F >>> +#define IAR_XTAL_COMP_MAX 0x70 >>> +#define IAR_XTAL_GM 0x71 >>> +/*------------------- 0x72 */ >>> +/*------------------- 0x73 */ >>> +#define IAR_LNA_TUNE 0x74 >>> +#define IAR_LNA_AGCGAIN 0x75 >>> +/*------------------- 0x76 */ >>> +/*------------------- 0x77 */ >>> +#define IAR_CHF_PMA_GAIN 0x78 >>> +#define IAR_CHF_IBUF 0x79 >>> +#define IAR_CHF_QBUF 0x7A >>> +#define IAR_CHF_IRIN 0x7B >>> +#define IAR_CHF_QRIN 0x7C >>> +#define IAR_CHF_IL 0x7D >>> +#define IAR_CHF_QL 0x7E >>> +#define IAR_CHF_CC1 0x7F >>> +#define IAR_CHF_CCL 0x80 >>> +#define IAR_CHF_CC2 0x81 >>> +#define IAR_CHF_IROUT 0x82 >>> +#define IAR_CHF_QROUT 0x83 >>> +/*------------------- 0x84 */ >>> +/*------------------- 0x85 */ >>> +#define IAR_RSSI_CTRL 0x86 >>> +/*------------------- 0x87 */ >>> +/*------------------- 0x88 */ >>> +#define IAR_PA_BIAS 0x89 >>> +#define IAR_PA_TUNING 0x8A >>> +/*------------------- 0x8B */ >>> +/*------------------- 0x8C */ >>> +#define IAR_PMC_HP_TRIM 0x8D >>> +#define IAR_VREGA_TRIM 0x8E >>> +/*------------------- 0x8F */ >>> +/*------------------- 0x90 */ >>> +#define IAR_VCO_CTRL1 0x91 >>> +#define IAR_VCO_CTRL2 0x92 >>> +/*------------------- 0x93 */ >>> +/*------------------- 0x94 */ >>> +#define IAR_ANA_SPARE_OUT1 0x95 >>> +#define IAR_ANA_SPARE_OUT2 0x96 >>> +#define IAR_ANA_SPARE_IN 0x97 >>> +#define IAR_MISCELLANEOUS 0x98 >>> +/*------------------- 0x99 */ >>> +#define IAR_SEQ_MGR_OVRD0 0x9A >>> +#define IAR_SEQ_MGR_OVRD1 0x9B >>> +#define IAR_SEQ_MGR_OVRD2 0x9C >>> +#define IAR_SEQ_MGR_OVRD3 0x9D >>> +#define IAR_SEQ_MGR_OVRD4 0x9E >>> +#define IAR_SEQ_MGR_OVRD5 0x9F >>> +#define IAR_SEQ_MGR_OVRD6 0xA0 >>> +#define IAR_SEQ_MGR_OVRD7 0xA1 >>> +/*------------------- 0xA2 */ >>> +#define IAR_TESTMODE_CTRL 0xA3 >>> +#define IAR_DTM_CTRL1 0xA4 >>> +#define IAR_DTM_CTRL2 0xA5 >>> +#define IAR_ATM_CTRL1 0xA6 >>> +#define IAR_ATM_CTRL2 0xA7 >>> +#define IAR_ATM_CTRL3 0xA8 >>> +/*------------------- 0xA9 */ >>> +#define IAR_LIM_FE_TEST_CTRL 0xAA >>> +#define IAR_CHF_TEST_CTRL 0xAB >>> +#define IAR_VCO_TEST_CTRL 0xAC >>> +#define IAR_PLL_TEST_CTRL 0xAD >>> +#define IAR_PA_TEST_CTRL 0xAE >>> +#define IAR_PMC_TEST_CTRL 0xAF >>> +#define IAR_SCAN_DTM_PROTECT_1 0xFE >>> +#define IAR_SCAN_DTM_PROTECT_0 0xFF >>> + >>> +/* IRQSTS1 bits */ >>> +#define DAR_IRQSTS1_RX_FRM_PEND BIT(7) >>> +#define DAR_IRQSTS1_PLL_UNLOCK_IRQ BIT(6) >>> +#define DAR_IRQSTS1_FILTERFAIL_IRQ BIT(5) >>> +#define DAR_IRQSTS1_RXWTRMRKIRQ BIT(4) >>> +#define DAR_IRQSTS1_CCAIRQ BIT(3) >>> +#define DAR_IRQSTS1_RXIRQ BIT(2) >>> +#define DAR_IRQSTS1_TXIRQ BIT(1) >>> +#define DAR_IRQSTS1_SEQIRQ BIT(0) >>> + >>> +/* IRQSTS2 bits */ >>> +#define DAR_IRQSTS2_CRCVALID BIT(7) >>> +#define DAR_IRQSTS2_CCA BIT(6) >>> +#define DAR_IRQSTS2_SRCADDR BIT(5) >>> +#define DAR_IRQSTS2_PI BIT(4) >>> +#define DAR_IRQSTS2_TMRSTATUS BIT(3) >>> +#define DAR_IRQSTS2_ASM_IRQ BIT(2) >>> +#define DAR_IRQSTS2_PB_ERR_IRQ BIT(1) >>> +#define DAR_IRQSTS2_WAKE_IRQ BIT(0) >>> + >>> +/* IRQSTS3 bits */ >>> +#define DAR_IRQSTS3_TMR4MSK BIT(7) >>> +#define DAR_IRQSTS3_TMR3MSK BIT(6) >>> +#define DAR_IRQSTS3_TMR2MSK BIT(5) >>> +#define DAR_IRQSTS3_TMR1MSK BIT(4) >>> +#define DAR_IRQSTS3_TMR4IRQ BIT(3) >>> +#define DAR_IRQSTS3_TMR3IRQ BIT(2) >>> +#define DAR_IRQSTS3_TMR2IRQ BIT(1) >>> +#define DAR_IRQSTS3_TMR1IRQ BIT(0) >>> + >>> +/* PHY_CTRL1 bits */ >>> +#define DAR_PHY_CTRL1_TMRTRIGEN BIT(7) >>> +#define DAR_PHY_CTRL1_SLOTTED BIT(6) >>> +#define DAR_PHY_CTRL1_CCABFRTX BIT(5) >>> +#define DAR_PHY_CTRL1_CCABFRTX_SHIFT 5 >>> +#define DAR_PHY_CTRL1_RXACKRQD BIT(4) >>> +#define DAR_PHY_CTRL1_AUTOACK BIT(3) >>> +#define DAR_PHY_CTRL1_XCVSEQ_MASK 0x07 >>> + >>> +/* PHY_CTRL2 bits */ >>> +#define DAR_PHY_CTRL2_CRC_MSK BIT(7) >>> +#define DAR_PHY_CTRL2_PLL_UNLOCK_MSK BIT(6) >>> +#define DAR_PHY_CTRL2_FILTERFAIL_MSK BIT(5) >>> +#define DAR_PHY_CTRL2_RX_WMRK_MSK BIT(4) >>> +#define DAR_PHY_CTRL2_CCAMSK BIT(3) >>> +#define DAR_PHY_CTRL2_RXMSK BIT(2) >>> +#define DAR_PHY_CTRL2_TXMSK BIT(1) >>> +#define DAR_PHY_CTRL2_SEQMSK BIT(0) >>> + >>> +/* PHY_CTRL3 bits */ >>> +#define DAR_PHY_CTRL3_TMR4CMP_EN BIT(7) >>> +#define DAR_PHY_CTRL3_TMR3CMP_EN BIT(6) >>> +#define DAR_PHY_CTRL3_TMR2CMP_EN BIT(5) >>> +#define DAR_PHY_CTRL3_TMR1CMP_EN BIT(4) >>> +#define DAR_PHY_CTRL3_ASM_MSK BIT(2) >>> +#define DAR_PHY_CTRL3_PB_ERR_MSK BIT(1) >>> +#define DAR_PHY_CTRL3_WAKE_MSK BIT(0) >>> + >>> +/* RX_FRM_LEN bits */ >>> +#define DAR_RX_FRAME_LENGTH_MASK (0x7F) >>> + >>> +/* PHY_CTRL4 bits */ >>> +#define DAR_PHY_CTRL4_TRCV_MSK BIT(7) >>> +#define DAR_PHY_CTRL4_TC3TMOUT BIT(6) >>> +#define DAR_PHY_CTRL4_PANCORDNTR0 BIT(5) >>> +#define DAR_PHY_CTRL4_CCATYPE (3) >>> +#define DAR_PHY_CTRL4_CCATYPE_SHIFT (3) >>> +#define DAR_PHY_CTRL4_CCATYPE_MASK (0x18) >>> +#define DAR_PHY_CTRL4_TMRLOAD BIT(2) >>> +#define DAR_PHY_CTRL4_PROMISCUOUS BIT(1) >>> +#define DAR_PHY_CTRL4_TC2PRIME_EN BIT(0) >>> + >>> +/* SRC_CTRL bits */ >>> +#define DAR_SRC_CTRL_INDEX (0x0F) >>> +#define DAR_SRC_CTRL_INDEX_SHIFT (4) >>> +#define DAR_SRC_CTRL_ACK_FRM_PND BIT(3) >>> +#define DAR_SRC_CTRL_SRCADDR_EN BIT(2) >>> +#define DAR_SRC_CTRL_INDEX_EN BIT(1) >>> +#define DAR_SRC_CTRL_INDEX_DISABLE BIT(0) >>> + >>> +/* DAR_ASM_CTRL1 bits */ >>> +#define DAR_ASM_CTRL1_CLEAR BIT(7) >>> +#define DAR_ASM_CTRL1_START BIT(6) >>> +#define DAR_ASM_CTRL1_SELFTST BIT(5) >>> +#define DAR_ASM_CTRL1_CTR BIT(4) >>> +#define DAR_ASM_CTRL1_CBC BIT(3) >>> +#define DAR_ASM_CTRL1_AES BIT(2) >>> +#define DAR_ASM_CTRL1_LOAD_MAC BIT(1) >>> + >>> +/* DAR_ASM_CTRL2 bits */ >>> +#define DAR_ASM_CTRL2_DATA_REG_TYPE_SEL (7) >>> +#define DAR_ASM_CTRL2_DATA_REG_TYPE_SEL_SHIFT (5) >>> +#define DAR_ASM_CTRL2_TSTPAS BIT(1) >>> + >>> +/* DAR_CLK_OUT_CTRL bits */ >>> +#define DAR_CLK_OUT_CTRL_EXTEND BIT(7) >>> +#define DAR_CLK_OUT_CTRL_HIZ BIT(6) >>> +#define DAR_CLK_OUT_CTRL_SR BIT(5) >>> +#define DAR_CLK_OUT_CTRL_DS BIT(4) >>> +#define DAR_CLK_OUT_CTRL_EN BIT(3) >>> +#define DAR_CLK_OUT_CTRL_DIV (7) >>> + >>> +/* DAR_PWR_MODES bits */ >>> +#define DAR_PWR_MODES_XTAL_READY BIT(5) >>> +#define DAR_PWR_MODES_XTALEN BIT(4) >>> +#define DAR_PWR_MODES_ASM_CLK_EN BIT(3) >>> +#define DAR_PWR_MODES_AUTODOZE BIT(1) >>> +#define DAR_PWR_MODES_PMC_MODE BIT(0) >>> + >>> +/* RX_FRAME_FILTER bits */ >>> +#define IAR_RX_FRAME_FLT_FRM_VER (0xC0) >>> +#define IAR_RX_FRAME_FLT_FRM_VER_SHIFT (6) >>> +#define IAR_RX_FRAME_FLT_ACTIVE_PROMISCUOUS BIT(5) >>> +#define IAR_RX_FRAME_FLT_NS_FT BIT(4) >>> +#define IAR_RX_FRAME_FLT_CMD_FT BIT(3) >>> +#define IAR_RX_FRAME_FLT_ACK_FT BIT(2) >>> +#define IAR_RX_FRAME_FLT_DATA_FT BIT(1) >>> +#define IAR_RX_FRAME_FLT_BEACON_FT BIT(0) >>> + >>> +/* DUAL_PAN_CTRL bits */ >>> +#define IAR_DUAL_PAN_CTRL_DUAL_PAN_SAM_LVL_MSK (0xF0) >>> +#define IAR_DUAL_PAN_CTRL_DUAL_PAN_SAM_LVL_SHIFT (4) >>> +#define IAR_DUAL_PAN_CTRL_CURRENT_NETWORK BIT(3) >>> +#define IAR_DUAL_PAN_CTRL_PANCORDNTR1 BIT(2) >>> +#define IAR_DUAL_PAN_CTRL_DUAL_PAN_AUTO BIT(1) >>> +#define IAR_DUAL_PAN_CTRL_ACTIVE_NETWORK BIT(0) >>> + >>> +/* DUAL_PAN_STS bits */ >>> +#define IAR_DUAL_PAN_STS_RECD_ON_PAN1 BIT(7) >>> +#define IAR_DUAL_PAN_STS_RECD_ON_PAN0 BIT(6) >>> +#define IAR_DUAL_PAN_STS_DUAL_PAN_REMAIN (0x3F) >>> + >>> +/* CCA_CTRL bits */ >>> +#define IAR_CCA_CTRL_AGC_FRZ_EN BIT(6) >>> +#define IAR_CCA_CTRL_CONT_RSSI_EN BIT(5) >>> +#define IAR_CCA_CTRL_LQI_RSSI_NOT_CORR BIT(4) >>> +#define IAR_CCA_CTRL_CCA3_AND_NOT_OR BIT(3) >>> +#define IAR_CCA_CTRL_POWER_COMP_EN_LQI BIT(2) >>> +#define IAR_CCA_CTRL_POWER_COMP_EN_ED BIT(1) >>> +#define IAR_CCA_CTRL_POWER_COMP_EN_CCA1 BIT(0) >>> + >>> +/* ANT_PAD_CTRL bits */ >>> +#define IAR_ANT_PAD_CTRL_ANTX_POL (0x0F) >>> +#define IAR_ANT_PAD_CTRL_ANTX_POL_SHIFT (4) >>> +#define IAR_ANT_PAD_CTRL_ANTX_CTRLMODE BIT(3) >>> +#define IAR_ANT_PAD_CTRL_ANTX_HZ BIT(2) >>> +#define IAR_ANT_PAD_CTRL_ANTX_EN (3) >>> + >>> +/* MISC_PAD_CTRL bits */ >>> +#define IAR_MISC_PAD_CTRL_MISO_HIZ_EN BIT(3) >>> +#define IAR_MISC_PAD_CTRL_IRQ_B_OD BIT(2) >>> +#define IAR_MISC_PAD_CTRL_NON_GPIO_DS BIT(1) >>> +#define IAR_MISC_PAD_CTRL_ANTX_CURR (1) >>> + >>> +/* ANT_AGC_CTRL bits */ >>> +#define IAR_ANT_AGC_CTRL_FAD_EN_SHIFT (0) >>> +#define IAR_ANT_AGC_CTRL_FAD_EN_MASK (1) >>> +#define IAR_ANT_AGC_CTRL_ANTX_SHIFT (1) >>> +#define IAR_ANT_AGC_CTRL_ANTX_MASK BIT(AR_ANT_AGC_CTRL_ANTX_SHIFT) >>> + >>> +/* BSM_CTRL bits */ >>> +#define BSM_CTRL_BSM_EN (1) >>> + >>> +/* SOFT_RESET bits */ >>> +#define IAR_SOFT_RESET_SOG_RST BIT(7) >>> +#define IAR_SOFT_RESET_REGS_RST BIT(4) >>> +#define IAR_SOFT_RESET_PLL_RST BIT(3) >>> +#define IAR_SOFT_RESET_TX_RST BIT(2) >>> +#define IAR_SOFT_RESET_RX_RST BIT(1) >>> +#define IAR_SOFT_RESET_SEQ_MGR_RST BIT(0) >>> + >>> +/* SEQ_MGR_CTRL bits */ >>> +#define IAR_SEQ_MGR_CTRL_SEQ_STATE_CTRL (3) >>> +#define IAR_SEQ_MGR_CTRL_SEQ_STATE_CTRL_SHIFT (6) >>> +#define IAR_SEQ_MGR_CTRL_NO_RX_RECYCLE BIT(5) >>> +#define IAR_SEQ_MGR_CTRL_LATCH_PREAMBLE BIT(4) >>> +#define IAR_SEQ_MGR_CTRL_EVENT_TMR_DO_NOT_LATCH BIT(3) >>> +#define IAR_SEQ_MGR_CTRL_CLR_NEW_SEQ_INHIBIT BIT(2) >>> +#define IAR_SEQ_MGR_CTRL_PSM_LOCK_DIS BIT(1) >>> +#define IAR_SEQ_MGR_CTRL_PLL_ABORT_OVRD BIT(0) >>> + >>> +/* SEQ_MGR_STS bits */ >>> +#define IAR_SEQ_MGR_STS_TMR2_SEQ_TRIG_ARMED BIT(7) >>> +#define IAR_SEQ_MGR_STS_RX_MODE BIT(6) >>> +#define IAR_SEQ_MGR_STS_RX_TIMEOUT_PENDING BIT(5) >>> +#define IAR_SEQ_MGR_STS_NEW_SEQ_INHIBIT BIT(4) >>> +#define IAR_SEQ_MGR_STS_SEQ_IDLE BIT(3) >>> +#define IAR_SEQ_MGR_STS_XCVSEQ_ACTUAL (7) >>> + >>> +/* ABORT_STS bits */ >>> +#define IAR_ABORT_STS_PLL_ABORTED BIT(2) >>> +#define IAR_ABORT_STS_TC3_ABORTED BIT(1) >>> +#define IAR_ABORT_STS_SW_ABORTED BIT(0) >>> + >>> +/* IAR_FILTERFAIL_CODE2 bits */ >>> +#define IAR_FILTERFAIL_CODE2_PAN_SEL BIT(7) >>> +#define IAR_FILTERFAIL_CODE2_9_8 (3) >>> + >>> +/* PHY_STS bits */ >>> +#define IAR_PHY_STS_PLL_UNLOCK BIT(7) >>> +#define IAR_PHY_STS_PLL_LOCK_ERR BIT(6) >>> +#define IAR_PHY_STS_PLL_LOCK BIT(5) >>> +#define IAR_PHY_STS_CRCVALID BIT(3) >>> +#define IAR_PHY_STS_FILTERFAIL_FLAG_SEL BIT(2) >>> +#define IAR_PHY_STS_SFD_DET BIT(1) >>> +#define IAR_PHY_STS_PREAMBLE_DET BIT(0) >>> + >>> +/* TESTMODE_CTRL bits */ >>> +#define IAR_TEST_MODE_CTRL_HOT_ANT BIT(4) >>> +#define IAR_TEST_MODE_CTRL_IDEAL_RSSI_EN BIT(3) >>> +#define IAR_TEST_MODE_CTRL_IDEAL_PFC_EN BIT(2) >>> +#define IAR_TEST_MODE_CTRL_CONTINUOUS_EN BIT(1) >>> +#define IAR_TEST_MODE_CTRL_FPGA_EN BIT(0) >>> + >>> +/* DTM_CTRL1 bits */ >>> +#define IAR_DTM_CTRL1_ATM_LOCKED BIT(7) >>> +#define IAR_DTM_CTRL1_DTM_EN BIT(6) >>> +#define IAR_DTM_CTRL1_PAGE5 BIT(5) >>> +#define IAR_DTM_CTRL1_PAGE4 BIT(4) >>> +#define IAR_DTM_CTRL1_PAGE3 BIT(3) >>> +#define IAR_DTM_CTRL1_PAGE2 BIT(2) >>> +#define IAR_DTM_CTRL1_PAGE1 BIT(1) >>> +#define IAR_DTM_CTRL1_PAGE0 BIT(0) >>> + >>> +/* TX_MODE_CTRL */ >>> +#define IAR_TX_MODE_CTRL_TX_INV BIT(4) >>> +#define IAR_TX_MODE_CTRL_BT_EN BIT(3) >>> +#define IAR_TX_MODE_CTRL_DTS2 BIT(2) >>> +#define IAR_TX_MODE_CTRL_DTS1 BIT(1) >>> +#define IAR_TX_MODE_CTRL_DTS0 BIT(0) >>> + >>> +#define TX_MODE_CTRL_DTS_MASK (7) >>> + >>> +#endif /* _MCR20A_H */ >> The rest looks fine. >> >> regards >> Stefan Schmidt With the small nitpick from above fixed I would go ahead and apply this patchset tomorrow. Let me know if you will send a new version or if I should amend the small change myself. regards Stefan Schmidt