obj-$(CONFIG_BRCMFMAC) += brcmfmac.o
brcmfmac-objs += \
wl_cfg80211.o \
+ chip.o \
fwil.o \
fweh.o \
fwsignal.o \
btcoex.o
brcmfmac-$(CONFIG_BRCMFMAC_SDIO) += \
dhd_sdio.o \
- bcmsdh.o \
- sdio_chip.o
+ bcmsdh.o
brcmfmac-$(CONFIG_BRCMFMAC_USB) += \
usb.o
brcmfmac-$(CONFIG_BRCMDBG) += \
#include "dhd_bus.h"
#include "dhd_dbg.h"
#include "sdio_host.h"
-#include "sdio_chip.h"
#define SDIOH_API_ACCESS_RETRY_LIMIT 2
--- /dev/null
+/*
+ * Copyright (c) 2011 Broadcom Corporation
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+/* ***** SDIO interface chip backplane handle functions ***** */
+
+#include <linux/types.h>
+#include <linux/netdevice.h>
+#include <linux/mmc/card.h>
+#include <linux/mmc/sdio_func.h>
+#include <linux/mmc/sdio_ids.h>
+#include <linux/ssb/ssb_regs.h>
+#include <linux/bcma/bcma.h>
+
+#include <chipcommon.h>
+#include <brcm_hw_ids.h>
+#include <brcmu_wifi.h>
+#include <brcmu_utils.h>
+#include <soc.h>
+#include "dhd_dbg.h"
+#include "sdio_host.h"
+#include "chip.h"
+
+/* chip core base & ramsize */
+/* bcm4329 */
+/* SDIO device core, ID 0x829 */
+#define BCM4329_CORE_BUS_BASE 0x18011000
+/* internal memory core, ID 0x80e */
+#define BCM4329_CORE_SOCRAM_BASE 0x18003000
+/* ARM Cortex M3 core, ID 0x82a */
+#define BCM4329_CORE_ARM_BASE 0x18002000
+#define BCM4329_RAMSIZE 0x48000
+
+/* bcm43143 */
+/* SDIO device core */
+#define BCM43143_CORE_BUS_BASE 0x18002000
+/* internal memory core */
+#define BCM43143_CORE_SOCRAM_BASE 0x18004000
+/* ARM Cortex M3 core, ID 0x82a */
+#define BCM43143_CORE_ARM_BASE 0x18003000
+#define BCM43143_RAMSIZE 0x70000
+
+/* All D11 cores, ID 0x812 */
+#define BCM43xx_CORE_D11_BASE 0x18001000
+
+#define SBCOREREV(sbidh) \
+ ((((sbidh) & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT) | \
+ ((sbidh) & SSB_IDHIGH_RCLO))
+
+/* SOC Interconnect types (aka chip types) */
+#define SOCI_SB 0
+#define SOCI_AI 1
+
+/* EROM CompIdentB */
+#define CIB_REV_MASK 0xff000000
+#define CIB_REV_SHIFT 24
+
+/* ARM CR4 core specific control flag bits */
+#define ARMCR4_BCMA_IOCTL_CPUHALT 0x0020
+
+/* D11 core specific control flag bits */
+#define D11_BCMA_IOCTL_PHYCLOCKEN 0x0004
+#define D11_BCMA_IOCTL_PHYRESET 0x0008
+
+u8
+brcmf_sdio_chip_getinfidx(struct brcmf_chip *ci, u16 coreid)
+{
+ u8 idx;
+
+ for (idx = 0; idx < BRCMF_MAX_CORENUM; idx++)
+ if (coreid == ci->c_inf[idx].id)
+ return idx;
+
+ return BRCMF_MAX_CORENUM;
+}
+
+static u32
+brcmf_sdio_sb_corerev(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u16 coreid)
+{
+ u32 regdata;
+ u8 idx;
+
+ idx = brcmf_sdio_chip_getinfidx(ci, coreid);
+
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(ci->c_inf[idx].base, sbidhigh),
+ NULL);
+ return SBCOREREV(regdata);
+}
+
+static u32
+brcmf_sdio_ai_corerev(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u16 coreid)
+{
+ u8 idx;
+
+ idx = brcmf_sdio_chip_getinfidx(ci, coreid);
+
+ return (ci->c_inf[idx].cib & CIB_REV_MASK) >> CIB_REV_SHIFT;
+}
+
+static bool
+brcmf_sdio_sb_iscoreup(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u16 coreid)
+{
+ u32 regdata;
+ u8 idx;
+
+ idx = brcmf_sdio_chip_getinfidx(ci, coreid);
+ if (idx == BRCMF_MAX_CORENUM)
+ return false;
+
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
+ NULL);
+ regdata &= (SSB_TMSLOW_RESET | SSB_TMSLOW_REJECT |
+ SSB_IMSTATE_REJECT | SSB_TMSLOW_CLOCK);
+ return SSB_TMSLOW_CLOCK == regdata;
+}
+
+static bool
+brcmf_sdio_ai_iscoreup(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u16 coreid)
+{
+ u32 regdata;
+ u8 idx;
+ bool ret;
+
+ idx = brcmf_sdio_chip_getinfidx(ci, coreid);
+ if (idx == BRCMF_MAX_CORENUM)
+ return false;
+
+ regdata = brcmf_sdiod_regrl(sdiodev, ci->c_inf[idx].wrapbase+BCMA_IOCTL,
+ NULL);
+ ret = (regdata & (BCMA_IOCTL_FGC | BCMA_IOCTL_CLK)) == BCMA_IOCTL_CLK;
+
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ ci->c_inf[idx].wrapbase+BCMA_RESET_CTL,
+ NULL);
+ ret = ret && ((regdata & BCMA_RESET_CTL_RESET) == 0);
+
+ return ret;
+}
+
+static void
+brcmf_sdio_sb_coredisable(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
+ u32 in_resetbits)
+{
+ u32 regdata, base;
+ u8 idx;
+
+ idx = brcmf_sdio_chip_getinfidx(ci, coreid);
+ base = ci->c_inf[idx].base;
+
+ regdata = brcmf_sdiod_regrl(sdiodev, CORE_SB(base, sbtmstatelow), NULL);
+ if (regdata & SSB_TMSLOW_RESET)
+ return;
+
+ regdata = brcmf_sdiod_regrl(sdiodev, CORE_SB(base, sbtmstatelow), NULL);
+ if ((regdata & SSB_TMSLOW_CLOCK) != 0) {
+ /*
+ * set target reject and spin until busy is clear
+ * (preserve core-specific bits)
+ */
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(base, sbtmstatelow), NULL);
+ brcmf_sdiod_regwl(sdiodev, CORE_SB(base, sbtmstatelow),
+ regdata | SSB_TMSLOW_REJECT, NULL);
+
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(base, sbtmstatelow), NULL);
+ udelay(1);
+ SPINWAIT((brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(base, sbtmstatehigh),
+ NULL) &
+ SSB_TMSHIGH_BUSY), 100000);
+
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(base, sbtmstatehigh),
+ NULL);
+ if (regdata & SSB_TMSHIGH_BUSY)
+ brcmf_err("core state still busy\n");
+
+ regdata = brcmf_sdiod_regrl(sdiodev, CORE_SB(base, sbidlow),
+ NULL);
+ if (regdata & SSB_IDLOW_INITIATOR) {
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(base, sbimstate),
+ NULL);
+ regdata |= SSB_IMSTATE_REJECT;
+ brcmf_sdiod_regwl(sdiodev, CORE_SB(base, sbimstate),
+ regdata, NULL);
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(base, sbimstate),
+ NULL);
+ udelay(1);
+ SPINWAIT((brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(base, sbimstate),
+ NULL) &
+ SSB_IMSTATE_BUSY), 100000);
+ }
+
+ /* set reset and reject while enabling the clocks */
+ regdata = SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK |
+ SSB_TMSLOW_REJECT | SSB_TMSLOW_RESET;
+ brcmf_sdiod_regwl(sdiodev, CORE_SB(base, sbtmstatelow),
+ regdata, NULL);
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(base, sbtmstatelow), NULL);
+ udelay(10);
+
+ /* clear the initiator reject bit */
+ regdata = brcmf_sdiod_regrl(sdiodev, CORE_SB(base, sbidlow),
+ NULL);
+ if (regdata & SSB_IDLOW_INITIATOR) {
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(base, sbimstate),
+ NULL);
+ regdata &= ~SSB_IMSTATE_REJECT;
+ brcmf_sdiod_regwl(sdiodev, CORE_SB(base, sbimstate),
+ regdata, NULL);
+ }
+ }
+
+ /* leave reset and reject asserted */
+ brcmf_sdiod_regwl(sdiodev, CORE_SB(base, sbtmstatelow),
+ (SSB_TMSLOW_REJECT | SSB_TMSLOW_RESET), NULL);
+ udelay(1);
+}
+
+static void
+brcmf_sdio_ai_coredisable(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
+ u32 in_resetbits)
+{
+ u8 idx;
+ u32 regdata;
+ u32 wrapbase;
+
+ idx = brcmf_sdio_chip_getinfidx(ci, coreid);
+ if (idx == BRCMF_MAX_CORENUM)
+ return;
+
+ wrapbase = ci->c_inf[idx].wrapbase;
+
+ /* if core is already in reset, just return */
+ regdata = brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_RESET_CTL, NULL);
+ if ((regdata & BCMA_RESET_CTL_RESET) != 0)
+ return;
+
+ /* configure reset */
+ brcmf_sdiod_regwl(sdiodev, wrapbase + BCMA_IOCTL, pre_resetbits |
+ BCMA_IOCTL_FGC | BCMA_IOCTL_CLK, NULL);
+ regdata = brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_IOCTL, NULL);
+
+ /* put in reset */
+ brcmf_sdiod_regwl(sdiodev, wrapbase + BCMA_RESET_CTL,
+ BCMA_RESET_CTL_RESET, NULL);
+ usleep_range(10, 20);
+
+ /* wait till reset is 1 */
+ SPINWAIT(brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_RESET_CTL, NULL) !=
+ BCMA_RESET_CTL_RESET, 300);
+
+ /* post reset configure */
+ brcmf_sdiod_regwl(sdiodev, wrapbase + BCMA_IOCTL, pre_resetbits |
+ BCMA_IOCTL_FGC | BCMA_IOCTL_CLK, NULL);
+ regdata = brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_IOCTL, NULL);
+}
+
+static void
+brcmf_sdio_sb_resetcore(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
+ u32 in_resetbits, u32 post_resetbits)
+{
+ u32 regdata;
+ u8 idx;
+
+ idx = brcmf_sdio_chip_getinfidx(ci, coreid);
+ if (idx == BRCMF_MAX_CORENUM)
+ return;
+
+ /*
+ * Must do the disable sequence first to work for
+ * arbitrary current core state.
+ */
+ brcmf_sdio_sb_coredisable(sdiodev, ci, coreid, pre_resetbits,
+ in_resetbits);
+
+ /*
+ * Now do the initialization sequence.
+ * set reset while enabling the clock and
+ * forcing them on throughout the core
+ */
+ brcmf_sdiod_regwl(sdiodev,
+ CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
+ SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK | SSB_TMSLOW_RESET,
+ NULL);
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
+ NULL);
+ udelay(1);
+
+ /* clear any serror */
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(ci->c_inf[idx].base, sbtmstatehigh),
+ NULL);
+ if (regdata & SSB_TMSHIGH_SERR)
+ brcmf_sdiod_regwl(sdiodev,
+ CORE_SB(ci->c_inf[idx].base, sbtmstatehigh),
+ 0, NULL);
+
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(ci->c_inf[idx].base, sbimstate),
+ NULL);
+ if (regdata & (SSB_IMSTATE_IBE | SSB_IMSTATE_TO))
+ brcmf_sdiod_regwl(sdiodev,
+ CORE_SB(ci->c_inf[idx].base, sbimstate),
+ regdata & ~(SSB_IMSTATE_IBE | SSB_IMSTATE_TO),
+ NULL);
+
+ /* clear reset and allow it to propagate throughout the core */
+ brcmf_sdiod_regwl(sdiodev, CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
+ SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK, NULL);
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
+ NULL);
+ udelay(1);
+
+ /* leave clock enabled */
+ brcmf_sdiod_regwl(sdiodev, CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
+ SSB_TMSLOW_CLOCK, NULL);
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
+ NULL);
+ udelay(1);
+}
+
+static void
+brcmf_sdio_ai_resetcore(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
+ u32 in_resetbits, u32 post_resetbits)
+{
+ u8 idx;
+ u32 regdata;
+ u32 wrapbase;
+
+ idx = brcmf_sdio_chip_getinfidx(ci, coreid);
+ if (idx == BRCMF_MAX_CORENUM)
+ return;
+
+ wrapbase = ci->c_inf[idx].wrapbase;
+
+ /* must disable first to work for arbitrary current core state */
+ brcmf_sdio_ai_coredisable(sdiodev, ci, coreid, pre_resetbits,
+ in_resetbits);
+
+ while (brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_RESET_CTL, NULL) &
+ BCMA_RESET_CTL_RESET) {
+ brcmf_sdiod_regwl(sdiodev, wrapbase + BCMA_RESET_CTL, 0, NULL);
+ usleep_range(40, 60);
+ }
+
+ brcmf_sdiod_regwl(sdiodev, wrapbase + BCMA_IOCTL, post_resetbits |
+ BCMA_IOCTL_CLK, NULL);
+ regdata = brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_IOCTL, NULL);
+}
+
+#ifdef DEBUG
+/* safety check for chipinfo */
+static int brcmf_sdio_chip_cichk(struct brcmf_chip *ci)
+{
+ u8 core_idx;
+
+ /* check RAM core presence for ARM CM3 core */
+ core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_ARM_CM3);
+ if (BRCMF_MAX_CORENUM != core_idx) {
+ core_idx = brcmf_sdio_chip_getinfidx(ci,
+ BCMA_CORE_INTERNAL_MEM);
+ if (BRCMF_MAX_CORENUM == core_idx) {
+ brcmf_err("RAM core not provided with ARM CM3 core\n");
+ return -ENODEV;
+ }
+ }
+
+ /* check RAM base for ARM CR4 core */
+ core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_ARM_CR4);
+ if (BRCMF_MAX_CORENUM != core_idx) {
+ if (ci->rambase == 0) {
+ brcmf_err("RAM base not provided with ARM CR4 core\n");
+ return -ENOMEM;
+ }
+ }
+
+ return 0;
+}
+#else /* DEBUG */
+static inline int brcmf_sdio_chip_cichk(struct brcmf_chip *ci)
+{
+ return 0;
+}
+#endif
+
+static int brcmf_sdio_chip_recognition(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci)
+{
+ u32 regdata;
+ u32 socitype;
+
+ /* Get CC core rev
+ * Chipid is assume to be at offset 0 from SI_ENUM_BASE
+ * For different chiptypes or old sdio hosts w/o chipcommon,
+ * other ways of recognition should be added here.
+ */
+ regdata = brcmf_sdiod_regrl(sdiodev,
+ CORE_CC_REG(SI_ENUM_BASE, chipid),
+ NULL);
+ ci->chip = regdata & CID_ID_MASK;
+ ci->chiprev = (regdata & CID_REV_MASK) >> CID_REV_SHIFT;
+ if (sdiodev->func[0]->device == SDIO_DEVICE_ID_BROADCOM_4335_4339 &&
+ ci->chiprev >= 2)
+ ci->chip = BCM4339_CHIP_ID;
+ socitype = (regdata & CID_TYPE_MASK) >> CID_TYPE_SHIFT;
+
+ brcmf_dbg(INFO, "found %s chip: id=0x%x, rev=%d\n",
+ socitype == SOCI_SB ? "SB" : "AXI", ci->chip, ci->chiprev);
+
+ if (socitype == SOCI_SB) {
+ if (ci->chip != BCM4329_CHIP_ID) {
+ brcmf_err("SB chip is not supported\n");
+ return -ENODEV;
+ }
+ ci->iscoreup = brcmf_sdio_sb_iscoreup;
+ ci->corerev = brcmf_sdio_sb_corerev;
+ ci->coredisable = brcmf_sdio_sb_coredisable;
+ ci->resetcore = brcmf_sdio_sb_resetcore;
+
+ ci->c_inf[0].id = BCMA_CORE_CHIPCOMMON;
+ ci->c_inf[0].base = SI_ENUM_BASE;
+ ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
+ ci->c_inf[1].base = BCM4329_CORE_BUS_BASE;
+ ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
+ ci->c_inf[2].base = BCM4329_CORE_SOCRAM_BASE;
+ ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
+ ci->c_inf[3].base = BCM4329_CORE_ARM_BASE;
+ ci->c_inf[4].id = BCMA_CORE_80211;
+ ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
+ ci->ramsize = BCM4329_RAMSIZE;
+ } else if (socitype == SOCI_AI) {
+ ci->iscoreup = brcmf_sdio_ai_iscoreup;
+ ci->corerev = brcmf_sdio_ai_corerev;
+ ci->coredisable = brcmf_sdio_ai_coredisable;
+ ci->resetcore = brcmf_sdio_ai_resetcore;
+
+ ci->c_inf[0].id = BCMA_CORE_CHIPCOMMON;
+ ci->c_inf[0].base = SI_ENUM_BASE;
+
+ /* Address of cores for new chips should be added here */
+ switch (ci->chip) {
+ case BCM43143_CHIP_ID:
+ ci->c_inf[0].wrapbase = ci->c_inf[0].base + 0x00100000;
+ ci->c_inf[0].cib = 0x2b000000;
+ ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
+ ci->c_inf[1].base = BCM43143_CORE_BUS_BASE;
+ ci->c_inf[1].wrapbase = ci->c_inf[1].base + 0x00100000;
+ ci->c_inf[1].cib = 0x18000000;
+ ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
+ ci->c_inf[2].base = BCM43143_CORE_SOCRAM_BASE;
+ ci->c_inf[2].wrapbase = ci->c_inf[2].base + 0x00100000;
+ ci->c_inf[2].cib = 0x14000000;
+ ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
+ ci->c_inf[3].base = BCM43143_CORE_ARM_BASE;
+ ci->c_inf[3].wrapbase = ci->c_inf[3].base + 0x00100000;
+ ci->c_inf[3].cib = 0x07000000;
+ ci->c_inf[4].id = BCMA_CORE_80211;
+ ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
+ ci->c_inf[4].wrapbase = ci->c_inf[4].base + 0x00100000;
+ ci->ramsize = BCM43143_RAMSIZE;
+ break;
+ case BCM43241_CHIP_ID:
+ ci->c_inf[0].wrapbase = 0x18100000;
+ ci->c_inf[0].cib = 0x2a084411;
+ ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
+ ci->c_inf[1].base = 0x18002000;
+ ci->c_inf[1].wrapbase = 0x18102000;
+ ci->c_inf[1].cib = 0x0e004211;
+ ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
+ ci->c_inf[2].base = 0x18004000;
+ ci->c_inf[2].wrapbase = 0x18104000;
+ ci->c_inf[2].cib = 0x14080401;
+ ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
+ ci->c_inf[3].base = 0x18003000;
+ ci->c_inf[3].wrapbase = 0x18103000;
+ ci->c_inf[3].cib = 0x07004211;
+ ci->c_inf[4].id = BCMA_CORE_80211;
+ ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
+ ci->c_inf[4].wrapbase = ci->c_inf[4].base + 0x00100000;
+ ci->ramsize = 0x90000;
+ break;
+ case BCM4330_CHIP_ID:
+ ci->c_inf[0].wrapbase = 0x18100000;
+ ci->c_inf[0].cib = 0x27004211;
+ ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
+ ci->c_inf[1].base = 0x18002000;
+ ci->c_inf[1].wrapbase = 0x18102000;
+ ci->c_inf[1].cib = 0x07004211;
+ ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
+ ci->c_inf[2].base = 0x18004000;
+ ci->c_inf[2].wrapbase = 0x18104000;
+ ci->c_inf[2].cib = 0x0d080401;
+ ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
+ ci->c_inf[3].base = 0x18003000;
+ ci->c_inf[3].wrapbase = 0x18103000;
+ ci->c_inf[3].cib = 0x03004211;
+ ci->c_inf[4].id = BCMA_CORE_80211;
+ ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
+ ci->c_inf[4].wrapbase = ci->c_inf[4].base + 0x00100000;
+ ci->ramsize = 0x48000;
+ break;
+ case BCM4334_CHIP_ID:
+ ci->c_inf[0].wrapbase = 0x18100000;
+ ci->c_inf[0].cib = 0x29004211;
+ ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
+ ci->c_inf[1].base = 0x18002000;
+ ci->c_inf[1].wrapbase = 0x18102000;
+ ci->c_inf[1].cib = 0x0d004211;
+ ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
+ ci->c_inf[2].base = 0x18004000;
+ ci->c_inf[2].wrapbase = 0x18104000;
+ ci->c_inf[2].cib = 0x13080401;
+ ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
+ ci->c_inf[3].base = 0x18003000;
+ ci->c_inf[3].wrapbase = 0x18103000;
+ ci->c_inf[3].cib = 0x07004211;
+ ci->c_inf[4].id = BCMA_CORE_80211;
+ ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
+ ci->c_inf[4].wrapbase = ci->c_inf[4].base + 0x00100000;
+ ci->ramsize = 0x80000;
+ break;
+ case BCM4335_CHIP_ID:
+ ci->c_inf[0].wrapbase = 0x18100000;
+ ci->c_inf[0].cib = 0x2b084411;
+ ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
+ ci->c_inf[1].base = 0x18005000;
+ ci->c_inf[1].wrapbase = 0x18105000;
+ ci->c_inf[1].cib = 0x0f004211;
+ ci->c_inf[2].id = BCMA_CORE_ARM_CR4;
+ ci->c_inf[2].base = 0x18002000;
+ ci->c_inf[2].wrapbase = 0x18102000;
+ ci->c_inf[2].cib = 0x01084411;
+ ci->c_inf[3].id = BCMA_CORE_80211;
+ ci->c_inf[3].base = BCM43xx_CORE_D11_BASE;
+ ci->c_inf[3].wrapbase = ci->c_inf[3].base + 0x00100000;
+ ci->ramsize = 0xc0000;
+ ci->rambase = 0x180000;
+ break;
+ case BCM43362_CHIP_ID:
+ ci->c_inf[0].wrapbase = 0x18100000;
+ ci->c_inf[0].cib = 0x27004211;
+ ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
+ ci->c_inf[1].base = 0x18002000;
+ ci->c_inf[1].wrapbase = 0x18102000;
+ ci->c_inf[1].cib = 0x0a004211;
+ ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
+ ci->c_inf[2].base = 0x18004000;
+ ci->c_inf[2].wrapbase = 0x18104000;
+ ci->c_inf[2].cib = 0x08080401;
+ ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
+ ci->c_inf[3].base = 0x18003000;
+ ci->c_inf[3].wrapbase = 0x18103000;
+ ci->c_inf[3].cib = 0x03004211;
+ ci->c_inf[4].id = BCMA_CORE_80211;
+ ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
+ ci->c_inf[4].wrapbase = ci->c_inf[4].base + 0x00100000;
+ ci->ramsize = 0x3C000;
+ break;
+ case BCM4339_CHIP_ID:
+ ci->c_inf[0].wrapbase = 0x18100000;
+ ci->c_inf[0].cib = 0x2e084411;
+ ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
+ ci->c_inf[1].base = 0x18005000;
+ ci->c_inf[1].wrapbase = 0x18105000;
+ ci->c_inf[1].cib = 0x15004211;
+ ci->c_inf[2].id = BCMA_CORE_ARM_CR4;
+ ci->c_inf[2].base = 0x18002000;
+ ci->c_inf[2].wrapbase = 0x18102000;
+ ci->c_inf[2].cib = 0x04084411;
+ ci->c_inf[3].id = BCMA_CORE_80211;
+ ci->c_inf[3].base = BCM43xx_CORE_D11_BASE;
+ ci->c_inf[3].wrapbase = ci->c_inf[3].base + 0x00100000;
+ ci->ramsize = 0xc0000;
+ ci->rambase = 0x180000;
+ break;
+ default:
+ brcmf_err("AXI chip is not supported\n");
+ return -ENODEV;
+ }
+ } else {
+ brcmf_err("chip backplane type %u is not supported\n",
+ socitype);
+ return -ENODEV;
+ }
+
+ return brcmf_sdio_chip_cichk(ci);
+}
+
+static void
+brcmf_sdio_chip_buscoresetup(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci)
+{
+ u32 base = ci->c_inf[0].base;
+
+ /* get chipcommon rev */
+ ci->c_inf[0].rev = ci->corerev(sdiodev, ci, ci->c_inf[0].id);
+
+ /* get chipcommon capabilites */
+ ci->c_inf[0].caps = brcmf_sdiod_regrl(sdiodev,
+ CORE_CC_REG(base, capabilities),
+ NULL);
+
+ /* get pmu caps & rev */
+ if (ci->c_inf[0].caps & CC_CAP_PMU) {
+ ci->pmucaps =
+ brcmf_sdiod_regrl(sdiodev,
+ CORE_CC_REG(base, pmucapabilities),
+ NULL);
+ ci->pmurev = ci->pmucaps & PCAP_REV_MASK;
+ }
+
+ ci->c_inf[1].rev = ci->corerev(sdiodev, ci, ci->c_inf[1].id);
+
+ brcmf_dbg(INFO, "ccrev=%d, pmurev=%d, buscore rev/type=%d/0x%x\n",
+ ci->c_inf[0].rev, ci->pmurev,
+ ci->c_inf[1].rev, ci->c_inf[1].id);
+
+ /*
+ * Make sure any on-chip ARM is off (in case strapping is wrong),
+ * or downloaded code was already running.
+ */
+ ci->coredisable(sdiodev, ci, BCMA_CORE_ARM_CM3, 0, 0);
+}
+
+int brcmf_sdio_chip_attach(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip **ci_ptr)
+{
+ int ret;
+ struct brcmf_chip *ci;
+
+ brcmf_dbg(TRACE, "Enter\n");
+
+ ci = kzalloc(sizeof(*ci), GFP_ATOMIC);
+ if (!ci)
+ return -ENOMEM;
+
+ ret = brcmf_sdio_buscoreprep(sdiodev);
+ if (ret != 0)
+ goto err;
+
+ ret = brcmf_sdio_chip_recognition(sdiodev, ci);
+ if (ret != 0)
+ goto err;
+
+ brcmf_sdio_chip_buscoresetup(sdiodev, ci);
+
+ brcmf_sdiod_regwl(sdiodev, CORE_CC_REG(ci->c_inf[0].base, gpiopullup),
+ 0, NULL);
+ brcmf_sdiod_regwl(sdiodev, CORE_CC_REG(ci->c_inf[0].base, gpiopulldown),
+ 0, NULL);
+
+ *ci_ptr = ci;
+ return 0;
+
+err:
+ kfree(ci);
+ return ret;
+}
+
+void
+brcmf_sdio_chip_detach(struct brcmf_chip **ci_ptr)
+{
+ brcmf_dbg(TRACE, "Enter\n");
+
+ kfree(*ci_ptr);
+ *ci_ptr = NULL;
+}
+
+static void
+brcmf_sdio_chip_cm3_enterdl(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci)
+{
+ ci->coredisable(sdiodev, ci, BCMA_CORE_ARM_CM3, 0, 0);
+ ci->resetcore(sdiodev, ci, BCMA_CORE_80211,
+ D11_BCMA_IOCTL_PHYRESET | D11_BCMA_IOCTL_PHYCLOCKEN,
+ D11_BCMA_IOCTL_PHYCLOCKEN, D11_BCMA_IOCTL_PHYCLOCKEN);
+ ci->resetcore(sdiodev, ci, BCMA_CORE_INTERNAL_MEM, 0, 0, 0);
+}
+
+static bool brcmf_sdio_chip_cm3_exitdl(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci)
+{
+ u8 core_idx;
+ u32 reg_addr;
+
+ if (!ci->iscoreup(sdiodev, ci, BCMA_CORE_INTERNAL_MEM)) {
+ brcmf_err("SOCRAM core is down after reset?\n");
+ return false;
+ }
+
+ /* clear all interrupts */
+ core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_SDIO_DEV);
+ reg_addr = ci->c_inf[core_idx].base;
+ reg_addr += offsetof(struct sdpcmd_regs, intstatus);
+ brcmf_sdiod_regwl(sdiodev, reg_addr, 0xFFFFFFFF, NULL);
+
+ ci->resetcore(sdiodev, ci, BCMA_CORE_ARM_CM3, 0, 0, 0);
+
+ return true;
+}
+
+static inline void
+brcmf_sdio_chip_cr4_enterdl(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci)
+{
+ u8 idx;
+ u32 regdata;
+ u32 wrapbase;
+ idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_ARM_CR4);
+
+ if (idx == BRCMF_MAX_CORENUM)
+ return;
+
+ wrapbase = ci->c_inf[idx].wrapbase;
+ regdata = brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_IOCTL, NULL);
+ regdata &= ARMCR4_BCMA_IOCTL_CPUHALT;
+ ci->resetcore(sdiodev, ci, BCMA_CORE_ARM_CR4, regdata,
+ ARMCR4_BCMA_IOCTL_CPUHALT, ARMCR4_BCMA_IOCTL_CPUHALT);
+ ci->resetcore(sdiodev, ci, BCMA_CORE_80211,
+ D11_BCMA_IOCTL_PHYRESET | D11_BCMA_IOCTL_PHYCLOCKEN,
+ D11_BCMA_IOCTL_PHYCLOCKEN, D11_BCMA_IOCTL_PHYCLOCKEN);
+}
+
+static bool brcmf_sdio_chip_cr4_exitdl(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u32 rstvec)
+{
+ u8 core_idx;
+ u32 reg_addr;
+
+ /* clear all interrupts */
+ core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_SDIO_DEV);
+ reg_addr = ci->c_inf[core_idx].base;
+ reg_addr += offsetof(struct sdpcmd_regs, intstatus);
+ brcmf_sdiod_regwl(sdiodev, reg_addr, 0xFFFFFFFF, NULL);
+
+ /* Write reset vector to address 0 */
+ brcmf_sdiod_ramrw(sdiodev, true, 0, (void *)&rstvec,
+ sizeof(rstvec));
+
+ /* restore ARM */
+ ci->resetcore(sdiodev, ci, BCMA_CORE_ARM_CR4, ARMCR4_BCMA_IOCTL_CPUHALT,
+ 0, 0);
+
+ return true;
+}
+
+void brcmf_sdio_chip_enter_download(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci)
+{
+ u8 arm_core_idx;
+
+ arm_core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_ARM_CM3);
+ if (BRCMF_MAX_CORENUM != arm_core_idx) {
+ brcmf_sdio_chip_cm3_enterdl(sdiodev, ci);
+ return;
+ }
+
+ brcmf_sdio_chip_cr4_enterdl(sdiodev, ci);
+}
+
+bool brcmf_sdio_chip_exit_download(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u32 rstvec)
+{
+ u8 arm_core_idx;
+
+ arm_core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_ARM_CM3);
+ if (BRCMF_MAX_CORENUM != arm_core_idx)
+ return brcmf_sdio_chip_cm3_exitdl(sdiodev, ci);
+
+ return brcmf_sdio_chip_cr4_exitdl(sdiodev, ci, rstvec);
+}
--- /dev/null
+/*
+ * Copyright (c) 2011 Broadcom Corporation
+ *
+ * Permission to use, copy, modify, and/or distribute this software for any
+ * purpose with or without fee is hereby granted, provided that the above
+ * copyright notice and this permission notice appear in all copies.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
+ * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
+ * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
+ * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
+ * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
+ * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
+ * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
+ */
+
+#ifndef _BRCMFMAC_SDIO_CHIP_H_
+#define _BRCMFMAC_SDIO_CHIP_H_
+
+/*
+ * Core reg address translation.
+ * Both macro's returns a 32 bits byte address on the backplane bus.
+ */
+#define CORE_CC_REG(base, field) \
+ (base + offsetof(struct chipcregs, field))
+#define CORE_BUS_REG(base, field) \
+ (base + offsetof(struct sdpcmd_regs, field))
+#define CORE_SB(base, field) \
+ (base + SBCONFIGOFF + offsetof(struct sbconfig, field))
+
+/* SDIO function 1 register CHIPCLKCSR */
+/* Force ALP request to backplane */
+#define SBSDIO_FORCE_ALP 0x01
+/* Force HT request to backplane */
+#define SBSDIO_FORCE_HT 0x02
+/* Force ILP request to backplane */
+#define SBSDIO_FORCE_ILP 0x04
+/* Make ALP ready (power up xtal) */
+#define SBSDIO_ALP_AVAIL_REQ 0x08
+/* Make HT ready (power up PLL) */
+#define SBSDIO_HT_AVAIL_REQ 0x10
+/* Squelch clock requests from HW */
+#define SBSDIO_FORCE_HW_CLKREQ_OFF 0x20
+/* Status: ALP is ready */
+#define SBSDIO_ALP_AVAIL 0x40
+/* Status: HT is ready */
+#define SBSDIO_HT_AVAIL 0x80
+#define SBSDIO_AVBITS (SBSDIO_HT_AVAIL | SBSDIO_ALP_AVAIL)
+#define SBSDIO_ALPAV(regval) ((regval) & SBSDIO_AVBITS)
+#define SBSDIO_HTAV(regval) (((regval) & SBSDIO_AVBITS) == SBSDIO_AVBITS)
+#define SBSDIO_ALPONLY(regval) (SBSDIO_ALPAV(regval) && !SBSDIO_HTAV(regval))
+#define SBSDIO_CLKAV(regval, alponly) \
+ (SBSDIO_ALPAV(regval) && (alponly ? 1 : SBSDIO_HTAV(regval)))
+
+#define BRCMF_MAX_CORENUM 6
+
+struct brcmf_core {
+ u16 id;
+ u16 rev;
+ u32 base;
+ u32 wrapbase;
+ u32 caps;
+ u32 cib;
+};
+
+struct brcmf_chip {
+ u32 chip;
+ u32 chiprev;
+ /* core info */
+ /* always put chipcommon core at 0, bus core at 1 */
+ struct brcmf_core c_inf[BRCMF_MAX_CORENUM];
+ u32 pmurev;
+ u32 pmucaps;
+ u32 ramsize;
+ u32 rambase;
+ u32 rst_vec; /* reset vertor for ARM CR4 core */
+
+ bool (*iscoreup)(struct brcmf_sdio_dev *sdiodev, struct brcmf_chip *ci,
+ u16 coreid);
+ u32 (*corerev)(struct brcmf_sdio_dev *sdiodev, struct brcmf_chip *ci,
+ u16 coreid);
+ void (*coredisable)(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
+ u32 in_resetbits);
+ void (*resetcore)(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
+ u32 in_resetbits, u32 post_resetbits);
+};
+
+struct sbconfig {
+ u32 PAD[2];
+ u32 sbipsflag; /* initiator port ocp slave flag */
+ u32 PAD[3];
+ u32 sbtpsflag; /* target port ocp slave flag */
+ u32 PAD[11];
+ u32 sbtmerrloga; /* (sonics >= 2.3) */
+ u32 PAD;
+ u32 sbtmerrlog; /* (sonics >= 2.3) */
+ u32 PAD[3];
+ u32 sbadmatch3; /* address match3 */
+ u32 PAD;
+ u32 sbadmatch2; /* address match2 */
+ u32 PAD;
+ u32 sbadmatch1; /* address match1 */
+ u32 PAD[7];
+ u32 sbimstate; /* initiator agent state */
+ u32 sbintvec; /* interrupt mask */
+ u32 sbtmstatelow; /* target state */
+ u32 sbtmstatehigh; /* target state */
+ u32 sbbwa0; /* bandwidth allocation table0 */
+ u32 PAD;
+ u32 sbimconfiglow; /* initiator configuration */
+ u32 sbimconfighigh; /* initiator configuration */
+ u32 sbadmatch0; /* address match0 */
+ u32 PAD;
+ u32 sbtmconfiglow; /* target configuration */
+ u32 sbtmconfighigh; /* target configuration */
+ u32 sbbconfig; /* broadcast configuration */
+ u32 PAD;
+ u32 sbbstate; /* broadcast state */
+ u32 PAD[3];
+ u32 sbactcnfg; /* activate configuration */
+ u32 PAD[3];
+ u32 sbflagst; /* current sbflags */
+ u32 PAD[3];
+ u32 sbidlow; /* identification */
+ u32 sbidhigh; /* identification */
+};
+
+/* sdio core registers */
+struct sdpcmd_regs {
+ u32 corecontrol; /* 0x00, rev8 */
+ u32 corestatus; /* rev8 */
+ u32 PAD[1];
+ u32 biststatus; /* rev8 */
+
+ /* PCMCIA access */
+ u16 pcmciamesportaladdr; /* 0x010, rev8 */
+ u16 PAD[1];
+ u16 pcmciamesportalmask; /* rev8 */
+ u16 PAD[1];
+ u16 pcmciawrframebc; /* rev8 */
+ u16 PAD[1];
+ u16 pcmciaunderflowtimer; /* rev8 */
+ u16 PAD[1];
+
+ /* interrupt */
+ u32 intstatus; /* 0x020, rev8 */
+ u32 hostintmask; /* rev8 */
+ u32 intmask; /* rev8 */
+ u32 sbintstatus; /* rev8 */
+ u32 sbintmask; /* rev8 */
+ u32 funcintmask; /* rev4 */
+ u32 PAD[2];
+ u32 tosbmailbox; /* 0x040, rev8 */
+ u32 tohostmailbox; /* rev8 */
+ u32 tosbmailboxdata; /* rev8 */
+ u32 tohostmailboxdata; /* rev8 */
+
+ /* synchronized access to registers in SDIO clock domain */
+ u32 sdioaccess; /* 0x050, rev8 */
+ u32 PAD[3];
+
+ /* PCMCIA frame control */
+ u8 pcmciaframectrl; /* 0x060, rev8 */
+ u8 PAD[3];
+ u8 pcmciawatermark; /* rev8 */
+ u8 PAD[155];
+
+ /* interrupt batching control */
+ u32 intrcvlazy; /* 0x100, rev8 */
+ u32 PAD[3];
+
+ /* counters */
+ u32 cmd52rd; /* 0x110, rev8 */
+ u32 cmd52wr; /* rev8 */
+ u32 cmd53rd; /* rev8 */
+ u32 cmd53wr; /* rev8 */
+ u32 abort; /* rev8 */
+ u32 datacrcerror; /* rev8 */
+ u32 rdoutofsync; /* rev8 */
+ u32 wroutofsync; /* rev8 */
+ u32 writebusy; /* rev8 */
+ u32 readwait; /* rev8 */
+ u32 readterm; /* rev8 */
+ u32 writeterm; /* rev8 */
+ u32 PAD[40];
+ u32 clockctlstatus; /* rev8 */
+ u32 PAD[7];
+
+ u32 PAD[128]; /* DMA engines */
+
+ /* SDIO/PCMCIA CIS region */
+ char cis[512]; /* 0x400-0x5ff, rev6 */
+
+ /* PCMCIA function control registers */
+ char pcmciafcr[256]; /* 0x600-6ff, rev6 */
+ u16 PAD[55];
+
+ /* PCMCIA backplane access */
+ u16 backplanecsr; /* 0x76E, rev6 */
+ u16 backplaneaddr0; /* rev6 */
+ u16 backplaneaddr1; /* rev6 */
+ u16 backplaneaddr2; /* rev6 */
+ u16 backplaneaddr3; /* rev6 */
+ u16 backplanedata0; /* rev6 */
+ u16 backplanedata1; /* rev6 */
+ u16 backplanedata2; /* rev6 */
+ u16 backplanedata3; /* rev6 */
+ u16 PAD[31];
+
+ /* sprom "size" & "blank" info */
+ u16 spromstatus; /* 0x7BE, rev2 */
+ u32 PAD[464];
+
+ u16 PAD[0x80];
+};
+
+int brcmf_sdio_chip_attach(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip **ci_ptr);
+void brcmf_sdio_chip_detach(struct brcmf_chip **ci_ptr);
+u8 brcmf_sdio_chip_getinfidx(struct brcmf_chip *ci, u16 coreid);
+void brcmf_sdio_chip_enter_download(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci);
+bool brcmf_sdio_chip_exit_download(struct brcmf_sdio_dev *sdiodev,
+ struct brcmf_chip *ci, u32 rstvec);
+
+#endif /* _BRCMFMAC_SDIO_CHIP_H_ */
#include <brcm_hw_ids.h>
#include <soc.h>
#include "sdio_host.h"
-#include "sdio_chip.h"
+#include "chip.h"
#include "nvram.h"
#define DCMD_RESP_TIMEOUT 2000 /* In milli second */
+++ /dev/null
-/*
- * Copyright (c) 2011 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-/* ***** SDIO interface chip backplane handle functions ***** */
-
-#include <linux/types.h>
-#include <linux/netdevice.h>
-#include <linux/mmc/card.h>
-#include <linux/mmc/sdio_func.h>
-#include <linux/mmc/sdio_ids.h>
-#include <linux/ssb/ssb_regs.h>
-#include <linux/bcma/bcma.h>
-
-#include <chipcommon.h>
-#include <brcm_hw_ids.h>
-#include <brcmu_wifi.h>
-#include <brcmu_utils.h>
-#include <soc.h>
-#include "dhd_dbg.h"
-#include "sdio_host.h"
-#include "sdio_chip.h"
-
-/* chip core base & ramsize */
-/* bcm4329 */
-/* SDIO device core, ID 0x829 */
-#define BCM4329_CORE_BUS_BASE 0x18011000
-/* internal memory core, ID 0x80e */
-#define BCM4329_CORE_SOCRAM_BASE 0x18003000
-/* ARM Cortex M3 core, ID 0x82a */
-#define BCM4329_CORE_ARM_BASE 0x18002000
-#define BCM4329_RAMSIZE 0x48000
-
-/* bcm43143 */
-/* SDIO device core */
-#define BCM43143_CORE_BUS_BASE 0x18002000
-/* internal memory core */
-#define BCM43143_CORE_SOCRAM_BASE 0x18004000
-/* ARM Cortex M3 core, ID 0x82a */
-#define BCM43143_CORE_ARM_BASE 0x18003000
-#define BCM43143_RAMSIZE 0x70000
-
-/* All D11 cores, ID 0x812 */
-#define BCM43xx_CORE_D11_BASE 0x18001000
-
-#define SBCOREREV(sbidh) \
- ((((sbidh) & SSB_IDHIGH_RCHI) >> SSB_IDHIGH_RCHI_SHIFT) | \
- ((sbidh) & SSB_IDHIGH_RCLO))
-
-/* SOC Interconnect types (aka chip types) */
-#define SOCI_SB 0
-#define SOCI_AI 1
-
-/* EROM CompIdentB */
-#define CIB_REV_MASK 0xff000000
-#define CIB_REV_SHIFT 24
-
-/* ARM CR4 core specific control flag bits */
-#define ARMCR4_BCMA_IOCTL_CPUHALT 0x0020
-
-/* D11 core specific control flag bits */
-#define D11_BCMA_IOCTL_PHYCLOCKEN 0x0004
-#define D11_BCMA_IOCTL_PHYRESET 0x0008
-
-u8
-brcmf_sdio_chip_getinfidx(struct brcmf_chip *ci, u16 coreid)
-{
- u8 idx;
-
- for (idx = 0; idx < BRCMF_MAX_CORENUM; idx++)
- if (coreid == ci->c_inf[idx].id)
- return idx;
-
- return BRCMF_MAX_CORENUM;
-}
-
-static u32
-brcmf_sdio_sb_corerev(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u16 coreid)
-{
- u32 regdata;
- u8 idx;
-
- idx = brcmf_sdio_chip_getinfidx(ci, coreid);
-
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(ci->c_inf[idx].base, sbidhigh),
- NULL);
- return SBCOREREV(regdata);
-}
-
-static u32
-brcmf_sdio_ai_corerev(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u16 coreid)
-{
- u8 idx;
-
- idx = brcmf_sdio_chip_getinfidx(ci, coreid);
-
- return (ci->c_inf[idx].cib & CIB_REV_MASK) >> CIB_REV_SHIFT;
-}
-
-static bool
-brcmf_sdio_sb_iscoreup(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u16 coreid)
-{
- u32 regdata;
- u8 idx;
-
- idx = brcmf_sdio_chip_getinfidx(ci, coreid);
- if (idx == BRCMF_MAX_CORENUM)
- return false;
-
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
- NULL);
- regdata &= (SSB_TMSLOW_RESET | SSB_TMSLOW_REJECT |
- SSB_IMSTATE_REJECT | SSB_TMSLOW_CLOCK);
- return (SSB_TMSLOW_CLOCK == regdata);
-}
-
-static bool
-brcmf_sdio_ai_iscoreup(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u16 coreid)
-{
- u32 regdata;
- u8 idx;
- bool ret;
-
- idx = brcmf_sdio_chip_getinfidx(ci, coreid);
- if (idx == BRCMF_MAX_CORENUM)
- return false;
-
- regdata = brcmf_sdiod_regrl(sdiodev, ci->c_inf[idx].wrapbase+BCMA_IOCTL,
- NULL);
- ret = (regdata & (BCMA_IOCTL_FGC | BCMA_IOCTL_CLK)) == BCMA_IOCTL_CLK;
-
- regdata = brcmf_sdiod_regrl(sdiodev,
- ci->c_inf[idx].wrapbase+BCMA_RESET_CTL,
- NULL);
- ret = ret && ((regdata & BCMA_RESET_CTL_RESET) == 0);
-
- return ret;
-}
-
-static void
-brcmf_sdio_sb_coredisable(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
- u32 in_resetbits)
-{
- u32 regdata, base;
- u8 idx;
-
- idx = brcmf_sdio_chip_getinfidx(ci, coreid);
- base = ci->c_inf[idx].base;
-
- regdata = brcmf_sdiod_regrl(sdiodev, CORE_SB(base, sbtmstatelow), NULL);
- if (regdata & SSB_TMSLOW_RESET)
- return;
-
- regdata = brcmf_sdiod_regrl(sdiodev, CORE_SB(base, sbtmstatelow), NULL);
- if ((regdata & SSB_TMSLOW_CLOCK) != 0) {
- /*
- * set target reject and spin until busy is clear
- * (preserve core-specific bits)
- */
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(base, sbtmstatelow), NULL);
- brcmf_sdiod_regwl(sdiodev, CORE_SB(base, sbtmstatelow),
- regdata | SSB_TMSLOW_REJECT, NULL);
-
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(base, sbtmstatelow), NULL);
- udelay(1);
- SPINWAIT((brcmf_sdiod_regrl(sdiodev,
- CORE_SB(base, sbtmstatehigh),
- NULL) &
- SSB_TMSHIGH_BUSY), 100000);
-
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(base, sbtmstatehigh),
- NULL);
- if (regdata & SSB_TMSHIGH_BUSY)
- brcmf_err("core state still busy\n");
-
- regdata = brcmf_sdiod_regrl(sdiodev, CORE_SB(base, sbidlow),
- NULL);
- if (regdata & SSB_IDLOW_INITIATOR) {
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(base, sbimstate),
- NULL);
- regdata |= SSB_IMSTATE_REJECT;
- brcmf_sdiod_regwl(sdiodev, CORE_SB(base, sbimstate),
- regdata, NULL);
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(base, sbimstate),
- NULL);
- udelay(1);
- SPINWAIT((brcmf_sdiod_regrl(sdiodev,
- CORE_SB(base, sbimstate),
- NULL) &
- SSB_IMSTATE_BUSY), 100000);
- }
-
- /* set reset and reject while enabling the clocks */
- regdata = SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK |
- SSB_TMSLOW_REJECT | SSB_TMSLOW_RESET;
- brcmf_sdiod_regwl(sdiodev, CORE_SB(base, sbtmstatelow),
- regdata, NULL);
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(base, sbtmstatelow), NULL);
- udelay(10);
-
- /* clear the initiator reject bit */
- regdata = brcmf_sdiod_regrl(sdiodev, CORE_SB(base, sbidlow),
- NULL);
- if (regdata & SSB_IDLOW_INITIATOR) {
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(base, sbimstate),
- NULL);
- regdata &= ~SSB_IMSTATE_REJECT;
- brcmf_sdiod_regwl(sdiodev, CORE_SB(base, sbimstate),
- regdata, NULL);
- }
- }
-
- /* leave reset and reject asserted */
- brcmf_sdiod_regwl(sdiodev, CORE_SB(base, sbtmstatelow),
- (SSB_TMSLOW_REJECT | SSB_TMSLOW_RESET), NULL);
- udelay(1);
-}
-
-static void
-brcmf_sdio_ai_coredisable(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
- u32 in_resetbits)
-{
- u8 idx;
- u32 regdata;
- u32 wrapbase;
-
- idx = brcmf_sdio_chip_getinfidx(ci, coreid);
- if (idx == BRCMF_MAX_CORENUM)
- return;
-
- wrapbase = ci->c_inf[idx].wrapbase;
-
- /* if core is already in reset, just return */
- regdata = brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_RESET_CTL, NULL);
- if ((regdata & BCMA_RESET_CTL_RESET) != 0)
- return;
-
- /* configure reset */
- brcmf_sdiod_regwl(sdiodev, wrapbase + BCMA_IOCTL, pre_resetbits |
- BCMA_IOCTL_FGC | BCMA_IOCTL_CLK, NULL);
- regdata = brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_IOCTL, NULL);
-
- /* put in reset */
- brcmf_sdiod_regwl(sdiodev, wrapbase + BCMA_RESET_CTL,
- BCMA_RESET_CTL_RESET, NULL);
- usleep_range(10, 20);
-
- /* wait till reset is 1 */
- SPINWAIT(brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_RESET_CTL, NULL) !=
- BCMA_RESET_CTL_RESET, 300);
-
- /* post reset configure */
- brcmf_sdiod_regwl(sdiodev, wrapbase + BCMA_IOCTL, pre_resetbits |
- BCMA_IOCTL_FGC | BCMA_IOCTL_CLK, NULL);
- regdata = brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_IOCTL, NULL);
-}
-
-static void
-brcmf_sdio_sb_resetcore(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
- u32 in_resetbits, u32 post_resetbits)
-{
- u32 regdata;
- u8 idx;
-
- idx = brcmf_sdio_chip_getinfidx(ci, coreid);
- if (idx == BRCMF_MAX_CORENUM)
- return;
-
- /*
- * Must do the disable sequence first to work for
- * arbitrary current core state.
- */
- brcmf_sdio_sb_coredisable(sdiodev, ci, coreid, pre_resetbits,
- in_resetbits);
-
- /*
- * Now do the initialization sequence.
- * set reset while enabling the clock and
- * forcing them on throughout the core
- */
- brcmf_sdiod_regwl(sdiodev,
- CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
- SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK | SSB_TMSLOW_RESET,
- NULL);
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
- NULL);
- udelay(1);
-
- /* clear any serror */
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(ci->c_inf[idx].base, sbtmstatehigh),
- NULL);
- if (regdata & SSB_TMSHIGH_SERR)
- brcmf_sdiod_regwl(sdiodev,
- CORE_SB(ci->c_inf[idx].base, sbtmstatehigh),
- 0, NULL);
-
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(ci->c_inf[idx].base, sbimstate),
- NULL);
- if (regdata & (SSB_IMSTATE_IBE | SSB_IMSTATE_TO))
- brcmf_sdiod_regwl(sdiodev,
- CORE_SB(ci->c_inf[idx].base, sbimstate),
- regdata & ~(SSB_IMSTATE_IBE | SSB_IMSTATE_TO),
- NULL);
-
- /* clear reset and allow it to propagate throughout the core */
- brcmf_sdiod_regwl(sdiodev, CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
- SSB_TMSLOW_FGC | SSB_TMSLOW_CLOCK, NULL);
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
- NULL);
- udelay(1);
-
- /* leave clock enabled */
- brcmf_sdiod_regwl(sdiodev, CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
- SSB_TMSLOW_CLOCK, NULL);
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_SB(ci->c_inf[idx].base, sbtmstatelow),
- NULL);
- udelay(1);
-}
-
-static void
-brcmf_sdio_ai_resetcore(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
- u32 in_resetbits, u32 post_resetbits)
-{
- u8 idx;
- u32 regdata;
- u32 wrapbase;
-
- idx = brcmf_sdio_chip_getinfidx(ci, coreid);
- if (idx == BRCMF_MAX_CORENUM)
- return;
-
- wrapbase = ci->c_inf[idx].wrapbase;
-
- /* must disable first to work for arbitrary current core state */
- brcmf_sdio_ai_coredisable(sdiodev, ci, coreid, pre_resetbits,
- in_resetbits);
-
- while (brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_RESET_CTL, NULL) &
- BCMA_RESET_CTL_RESET) {
- brcmf_sdiod_regwl(sdiodev, wrapbase + BCMA_RESET_CTL, 0, NULL);
- usleep_range(40, 60);
- }
-
- brcmf_sdiod_regwl(sdiodev, wrapbase + BCMA_IOCTL, post_resetbits |
- BCMA_IOCTL_CLK, NULL);
- regdata = brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_IOCTL, NULL);
-}
-
-#ifdef DEBUG
-/* safety check for chipinfo */
-static int brcmf_sdio_chip_cichk(struct brcmf_chip *ci)
-{
- u8 core_idx;
-
- /* check RAM core presence for ARM CM3 core */
- core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_ARM_CM3);
- if (BRCMF_MAX_CORENUM != core_idx) {
- core_idx = brcmf_sdio_chip_getinfidx(ci,
- BCMA_CORE_INTERNAL_MEM);
- if (BRCMF_MAX_CORENUM == core_idx) {
- brcmf_err("RAM core not provided with ARM CM3 core\n");
- return -ENODEV;
- }
- }
-
- /* check RAM base for ARM CR4 core */
- core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_ARM_CR4);
- if (BRCMF_MAX_CORENUM != core_idx) {
- if (ci->rambase == 0) {
- brcmf_err("RAM base not provided with ARM CR4 core\n");
- return -ENOMEM;
- }
- }
-
- return 0;
-}
-#else /* DEBUG */
-static inline int brcmf_sdio_chip_cichk(struct brcmf_chip *ci)
-{
- return 0;
-}
-#endif
-
-static int brcmf_sdio_chip_recognition(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci)
-{
- u32 regdata;
- u32 socitype;
-
- /* Get CC core rev
- * Chipid is assume to be at offset 0 from SI_ENUM_BASE
- * For different chiptypes or old sdio hosts w/o chipcommon,
- * other ways of recognition should be added here.
- */
- regdata = brcmf_sdiod_regrl(sdiodev,
- CORE_CC_REG(SI_ENUM_BASE, chipid),
- NULL);
- ci->chip = regdata & CID_ID_MASK;
- ci->chiprev = (regdata & CID_REV_MASK) >> CID_REV_SHIFT;
- if (sdiodev->func[0]->device == SDIO_DEVICE_ID_BROADCOM_4335_4339 &&
- ci->chiprev >= 2)
- ci->chip = BCM4339_CHIP_ID;
- socitype = (regdata & CID_TYPE_MASK) >> CID_TYPE_SHIFT;
-
- brcmf_dbg(INFO, "found %s chip: id=0x%x, rev=%d\n",
- socitype == SOCI_SB ? "SB" : "AXI", ci->chip, ci->chiprev);
-
- if (socitype == SOCI_SB) {
- if (ci->chip != BCM4329_CHIP_ID) {
- brcmf_err("SB chip is not supported\n");
- return -ENODEV;
- }
- ci->iscoreup = brcmf_sdio_sb_iscoreup;
- ci->corerev = brcmf_sdio_sb_corerev;
- ci->coredisable = brcmf_sdio_sb_coredisable;
- ci->resetcore = brcmf_sdio_sb_resetcore;
-
- ci->c_inf[0].id = BCMA_CORE_CHIPCOMMON;
- ci->c_inf[0].base = SI_ENUM_BASE;
- ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
- ci->c_inf[1].base = BCM4329_CORE_BUS_BASE;
- ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
- ci->c_inf[2].base = BCM4329_CORE_SOCRAM_BASE;
- ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
- ci->c_inf[3].base = BCM4329_CORE_ARM_BASE;
- ci->c_inf[4].id = BCMA_CORE_80211;
- ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
- ci->ramsize = BCM4329_RAMSIZE;
- } else if (socitype == SOCI_AI) {
- ci->iscoreup = brcmf_sdio_ai_iscoreup;
- ci->corerev = brcmf_sdio_ai_corerev;
- ci->coredisable = brcmf_sdio_ai_coredisable;
- ci->resetcore = brcmf_sdio_ai_resetcore;
-
- ci->c_inf[0].id = BCMA_CORE_CHIPCOMMON;
- ci->c_inf[0].base = SI_ENUM_BASE;
-
- /* Address of cores for new chips should be added here */
- switch (ci->chip) {
- case BCM43143_CHIP_ID:
- ci->c_inf[0].wrapbase = ci->c_inf[0].base + 0x00100000;
- ci->c_inf[0].cib = 0x2b000000;
- ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
- ci->c_inf[1].base = BCM43143_CORE_BUS_BASE;
- ci->c_inf[1].wrapbase = ci->c_inf[1].base + 0x00100000;
- ci->c_inf[1].cib = 0x18000000;
- ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
- ci->c_inf[2].base = BCM43143_CORE_SOCRAM_BASE;
- ci->c_inf[2].wrapbase = ci->c_inf[2].base + 0x00100000;
- ci->c_inf[2].cib = 0x14000000;
- ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
- ci->c_inf[3].base = BCM43143_CORE_ARM_BASE;
- ci->c_inf[3].wrapbase = ci->c_inf[3].base + 0x00100000;
- ci->c_inf[3].cib = 0x07000000;
- ci->c_inf[4].id = BCMA_CORE_80211;
- ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
- ci->c_inf[4].wrapbase = ci->c_inf[4].base + 0x00100000;
- ci->ramsize = BCM43143_RAMSIZE;
- break;
- case BCM43241_CHIP_ID:
- ci->c_inf[0].wrapbase = 0x18100000;
- ci->c_inf[0].cib = 0x2a084411;
- ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
- ci->c_inf[1].base = 0x18002000;
- ci->c_inf[1].wrapbase = 0x18102000;
- ci->c_inf[1].cib = 0x0e004211;
- ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
- ci->c_inf[2].base = 0x18004000;
- ci->c_inf[2].wrapbase = 0x18104000;
- ci->c_inf[2].cib = 0x14080401;
- ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
- ci->c_inf[3].base = 0x18003000;
- ci->c_inf[3].wrapbase = 0x18103000;
- ci->c_inf[3].cib = 0x07004211;
- ci->c_inf[4].id = BCMA_CORE_80211;
- ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
- ci->c_inf[4].wrapbase = ci->c_inf[4].base + 0x00100000;
- ci->ramsize = 0x90000;
- break;
- case BCM4330_CHIP_ID:
- ci->c_inf[0].wrapbase = 0x18100000;
- ci->c_inf[0].cib = 0x27004211;
- ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
- ci->c_inf[1].base = 0x18002000;
- ci->c_inf[1].wrapbase = 0x18102000;
- ci->c_inf[1].cib = 0x07004211;
- ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
- ci->c_inf[2].base = 0x18004000;
- ci->c_inf[2].wrapbase = 0x18104000;
- ci->c_inf[2].cib = 0x0d080401;
- ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
- ci->c_inf[3].base = 0x18003000;
- ci->c_inf[3].wrapbase = 0x18103000;
- ci->c_inf[3].cib = 0x03004211;
- ci->c_inf[4].id = BCMA_CORE_80211;
- ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
- ci->c_inf[4].wrapbase = ci->c_inf[4].base + 0x00100000;
- ci->ramsize = 0x48000;
- break;
- case BCM4334_CHIP_ID:
- ci->c_inf[0].wrapbase = 0x18100000;
- ci->c_inf[0].cib = 0x29004211;
- ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
- ci->c_inf[1].base = 0x18002000;
- ci->c_inf[1].wrapbase = 0x18102000;
- ci->c_inf[1].cib = 0x0d004211;
- ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
- ci->c_inf[2].base = 0x18004000;
- ci->c_inf[2].wrapbase = 0x18104000;
- ci->c_inf[2].cib = 0x13080401;
- ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
- ci->c_inf[3].base = 0x18003000;
- ci->c_inf[3].wrapbase = 0x18103000;
- ci->c_inf[3].cib = 0x07004211;
- ci->c_inf[4].id = BCMA_CORE_80211;
- ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
- ci->c_inf[4].wrapbase = ci->c_inf[4].base + 0x00100000;
- ci->ramsize = 0x80000;
- break;
- case BCM4335_CHIP_ID:
- ci->c_inf[0].wrapbase = 0x18100000;
- ci->c_inf[0].cib = 0x2b084411;
- ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
- ci->c_inf[1].base = 0x18005000;
- ci->c_inf[1].wrapbase = 0x18105000;
- ci->c_inf[1].cib = 0x0f004211;
- ci->c_inf[2].id = BCMA_CORE_ARM_CR4;
- ci->c_inf[2].base = 0x18002000;
- ci->c_inf[2].wrapbase = 0x18102000;
- ci->c_inf[2].cib = 0x01084411;
- ci->c_inf[3].id = BCMA_CORE_80211;
- ci->c_inf[3].base = BCM43xx_CORE_D11_BASE;
- ci->c_inf[3].wrapbase = ci->c_inf[3].base + 0x00100000;
- ci->ramsize = 0xc0000;
- ci->rambase = 0x180000;
- break;
- case BCM43362_CHIP_ID:
- ci->c_inf[0].wrapbase = 0x18100000;
- ci->c_inf[0].cib = 0x27004211;
- ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
- ci->c_inf[1].base = 0x18002000;
- ci->c_inf[1].wrapbase = 0x18102000;
- ci->c_inf[1].cib = 0x0a004211;
- ci->c_inf[2].id = BCMA_CORE_INTERNAL_MEM;
- ci->c_inf[2].base = 0x18004000;
- ci->c_inf[2].wrapbase = 0x18104000;
- ci->c_inf[2].cib = 0x08080401;
- ci->c_inf[3].id = BCMA_CORE_ARM_CM3;
- ci->c_inf[3].base = 0x18003000;
- ci->c_inf[3].wrapbase = 0x18103000;
- ci->c_inf[3].cib = 0x03004211;
- ci->c_inf[4].id = BCMA_CORE_80211;
- ci->c_inf[4].base = BCM43xx_CORE_D11_BASE;
- ci->c_inf[4].wrapbase = ci->c_inf[4].base + 0x00100000;
- ci->ramsize = 0x3C000;
- break;
- case BCM4339_CHIP_ID:
- ci->c_inf[0].wrapbase = 0x18100000;
- ci->c_inf[0].cib = 0x2e084411;
- ci->c_inf[1].id = BCMA_CORE_SDIO_DEV;
- ci->c_inf[1].base = 0x18005000;
- ci->c_inf[1].wrapbase = 0x18105000;
- ci->c_inf[1].cib = 0x15004211;
- ci->c_inf[2].id = BCMA_CORE_ARM_CR4;
- ci->c_inf[2].base = 0x18002000;
- ci->c_inf[2].wrapbase = 0x18102000;
- ci->c_inf[2].cib = 0x04084411;
- ci->c_inf[3].id = BCMA_CORE_80211;
- ci->c_inf[3].base = BCM43xx_CORE_D11_BASE;
- ci->c_inf[3].wrapbase = ci->c_inf[3].base + 0x00100000;
- ci->ramsize = 0xc0000;
- ci->rambase = 0x180000;
- break;
- default:
- brcmf_err("AXI chip is not supported\n");
- return -ENODEV;
- }
- } else {
- brcmf_err("chip backplane type %u is not supported\n",
- socitype);
- return -ENODEV;
- }
-
- return brcmf_sdio_chip_cichk(ci);
-}
-
-static void
-brcmf_sdio_chip_buscoresetup(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci)
-{
- u32 base = ci->c_inf[0].base;
-
- /* get chipcommon rev */
- ci->c_inf[0].rev = ci->corerev(sdiodev, ci, ci->c_inf[0].id);
-
- /* get chipcommon capabilites */
- ci->c_inf[0].caps = brcmf_sdiod_regrl(sdiodev,
- CORE_CC_REG(base, capabilities),
- NULL);
-
- /* get pmu caps & rev */
- if (ci->c_inf[0].caps & CC_CAP_PMU) {
- ci->pmucaps =
- brcmf_sdiod_regrl(sdiodev,
- CORE_CC_REG(base, pmucapabilities),
- NULL);
- ci->pmurev = ci->pmucaps & PCAP_REV_MASK;
- }
-
- ci->c_inf[1].rev = ci->corerev(sdiodev, ci, ci->c_inf[1].id);
-
- brcmf_dbg(INFO, "ccrev=%d, pmurev=%d, buscore rev/type=%d/0x%x\n",
- ci->c_inf[0].rev, ci->pmurev,
- ci->c_inf[1].rev, ci->c_inf[1].id);
-
- /*
- * Make sure any on-chip ARM is off (in case strapping is wrong),
- * or downloaded code was already running.
- */
- ci->coredisable(sdiodev, ci, BCMA_CORE_ARM_CM3, 0, 0);
-}
-
-int brcmf_sdio_chip_attach(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip **ci_ptr)
-{
- int ret;
- struct brcmf_chip *ci;
-
- brcmf_dbg(TRACE, "Enter\n");
-
- ci = kzalloc(sizeof(*ci), GFP_ATOMIC);
- if (!ci)
- return -ENOMEM;
-
- ret = brcmf_sdio_buscoreprep(sdiodev);
- if (ret != 0)
- goto err;
-
- ret = brcmf_sdio_chip_recognition(sdiodev, ci);
- if (ret != 0)
- goto err;
-
- brcmf_sdio_chip_buscoresetup(sdiodev, ci);
-
- brcmf_sdiod_regwl(sdiodev, CORE_CC_REG(ci->c_inf[0].base, gpiopullup),
- 0, NULL);
- brcmf_sdiod_regwl(sdiodev, CORE_CC_REG(ci->c_inf[0].base, gpiopulldown),
- 0, NULL);
-
- *ci_ptr = ci;
- return 0;
-
-err:
- kfree(ci);
- return ret;
-}
-
-void
-brcmf_sdio_chip_detach(struct brcmf_chip **ci_ptr)
-{
- brcmf_dbg(TRACE, "Enter\n");
-
- kfree(*ci_ptr);
- *ci_ptr = NULL;
-}
-
-static void
-brcmf_sdio_chip_cm3_enterdl(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci)
-{
- ci->coredisable(sdiodev, ci, BCMA_CORE_ARM_CM3, 0, 0);
- ci->resetcore(sdiodev, ci, BCMA_CORE_80211,
- D11_BCMA_IOCTL_PHYRESET | D11_BCMA_IOCTL_PHYCLOCKEN,
- D11_BCMA_IOCTL_PHYCLOCKEN, D11_BCMA_IOCTL_PHYCLOCKEN);
- ci->resetcore(sdiodev, ci, BCMA_CORE_INTERNAL_MEM, 0, 0, 0);
-}
-
-static bool brcmf_sdio_chip_cm3_exitdl(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci)
-{
- u8 core_idx;
- u32 reg_addr;
-
- if (!ci->iscoreup(sdiodev, ci, BCMA_CORE_INTERNAL_MEM)) {
- brcmf_err("SOCRAM core is down after reset?\n");
- return false;
- }
-
- /* clear all interrupts */
- core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_SDIO_DEV);
- reg_addr = ci->c_inf[core_idx].base;
- reg_addr += offsetof(struct sdpcmd_regs, intstatus);
- brcmf_sdiod_regwl(sdiodev, reg_addr, 0xFFFFFFFF, NULL);
-
- ci->resetcore(sdiodev, ci, BCMA_CORE_ARM_CM3, 0, 0, 0);
-
- return true;
-}
-
-static inline void
-brcmf_sdio_chip_cr4_enterdl(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci)
-{
- u8 idx;
- u32 regdata;
- u32 wrapbase;
- idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_ARM_CR4);
-
- if (idx == BRCMF_MAX_CORENUM)
- return;
-
- wrapbase = ci->c_inf[idx].wrapbase;
- regdata = brcmf_sdiod_regrl(sdiodev, wrapbase + BCMA_IOCTL, NULL);
- regdata &= ARMCR4_BCMA_IOCTL_CPUHALT;
- ci->resetcore(sdiodev, ci, BCMA_CORE_ARM_CR4, regdata,
- ARMCR4_BCMA_IOCTL_CPUHALT, ARMCR4_BCMA_IOCTL_CPUHALT);
- ci->resetcore(sdiodev, ci, BCMA_CORE_80211,
- D11_BCMA_IOCTL_PHYRESET | D11_BCMA_IOCTL_PHYCLOCKEN,
- D11_BCMA_IOCTL_PHYCLOCKEN, D11_BCMA_IOCTL_PHYCLOCKEN);
-}
-
-static bool brcmf_sdio_chip_cr4_exitdl(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u32 rstvec)
-{
- u8 core_idx;
- u32 reg_addr;
-
- /* clear all interrupts */
- core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_SDIO_DEV);
- reg_addr = ci->c_inf[core_idx].base;
- reg_addr += offsetof(struct sdpcmd_regs, intstatus);
- brcmf_sdiod_regwl(sdiodev, reg_addr, 0xFFFFFFFF, NULL);
-
- /* Write reset vector to address 0 */
- brcmf_sdiod_ramrw(sdiodev, true, 0, (void *)&rstvec,
- sizeof(rstvec));
-
- /* restore ARM */
- ci->resetcore(sdiodev, ci, BCMA_CORE_ARM_CR4, ARMCR4_BCMA_IOCTL_CPUHALT,
- 0, 0);
-
- return true;
-}
-
-void brcmf_sdio_chip_enter_download(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci)
-{
- u8 arm_core_idx;
-
- arm_core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_ARM_CM3);
- if (BRCMF_MAX_CORENUM != arm_core_idx) {
- brcmf_sdio_chip_cm3_enterdl(sdiodev, ci);
- return;
- }
-
- brcmf_sdio_chip_cr4_enterdl(sdiodev, ci);
-}
-
-bool brcmf_sdio_chip_exit_download(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u32 rstvec)
-{
- u8 arm_core_idx;
-
- arm_core_idx = brcmf_sdio_chip_getinfidx(ci, BCMA_CORE_ARM_CM3);
- if (BRCMF_MAX_CORENUM != arm_core_idx)
- return brcmf_sdio_chip_cm3_exitdl(sdiodev, ci);
-
- return brcmf_sdio_chip_cr4_exitdl(sdiodev, ci, rstvec);
-}
+++ /dev/null
-/*
- * Copyright (c) 2011 Broadcom Corporation
- *
- * Permission to use, copy, modify, and/or distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
- */
-
-#ifndef _BRCMFMAC_SDIO_CHIP_H_
-#define _BRCMFMAC_SDIO_CHIP_H_
-
-/*
- * Core reg address translation.
- * Both macro's returns a 32 bits byte address on the backplane bus.
- */
-#define CORE_CC_REG(base, field) \
- (base + offsetof(struct chipcregs, field))
-#define CORE_BUS_REG(base, field) \
- (base + offsetof(struct sdpcmd_regs, field))
-#define CORE_SB(base, field) \
- (base + SBCONFIGOFF + offsetof(struct sbconfig, field))
-
-/* SDIO function 1 register CHIPCLKCSR */
-/* Force ALP request to backplane */
-#define SBSDIO_FORCE_ALP 0x01
-/* Force HT request to backplane */
-#define SBSDIO_FORCE_HT 0x02
-/* Force ILP request to backplane */
-#define SBSDIO_FORCE_ILP 0x04
-/* Make ALP ready (power up xtal) */
-#define SBSDIO_ALP_AVAIL_REQ 0x08
-/* Make HT ready (power up PLL) */
-#define SBSDIO_HT_AVAIL_REQ 0x10
-/* Squelch clock requests from HW */
-#define SBSDIO_FORCE_HW_CLKREQ_OFF 0x20
-/* Status: ALP is ready */
-#define SBSDIO_ALP_AVAIL 0x40
-/* Status: HT is ready */
-#define SBSDIO_HT_AVAIL 0x80
-#define SBSDIO_AVBITS (SBSDIO_HT_AVAIL | SBSDIO_ALP_AVAIL)
-#define SBSDIO_ALPAV(regval) ((regval) & SBSDIO_AVBITS)
-#define SBSDIO_HTAV(regval) (((regval) & SBSDIO_AVBITS) == SBSDIO_AVBITS)
-#define SBSDIO_ALPONLY(regval) (SBSDIO_ALPAV(regval) && !SBSDIO_HTAV(regval))
-#define SBSDIO_CLKAV(regval, alponly) \
- (SBSDIO_ALPAV(regval) && (alponly ? 1 : SBSDIO_HTAV(regval)))
-
-#define BRCMF_MAX_CORENUM 6
-
-struct brcmf_core {
- u16 id;
- u16 rev;
- u32 base;
- u32 wrapbase;
- u32 caps;
- u32 cib;
-};
-
-struct brcmf_chip {
- u32 chip;
- u32 chiprev;
- /* core info */
- /* always put chipcommon core at 0, bus core at 1 */
- struct brcmf_core c_inf[BRCMF_MAX_CORENUM];
- u32 pmurev;
- u32 pmucaps;
- u32 ramsize;
- u32 rambase;
- u32 rst_vec; /* reset vertor for ARM CR4 core */
-
- bool (*iscoreup)(struct brcmf_sdio_dev *sdiodev, struct brcmf_chip *ci,
- u16 coreid);
- u32 (*corerev)(struct brcmf_sdio_dev *sdiodev, struct brcmf_chip *ci,
- u16 coreid);
- void (*coredisable)(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
- u32 in_resetbits);
- void (*resetcore)(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u16 coreid, u32 pre_resetbits,
- u32 in_resetbits, u32 post_resetbits);
-};
-
-struct sbconfig {
- u32 PAD[2];
- u32 sbipsflag; /* initiator port ocp slave flag */
- u32 PAD[3];
- u32 sbtpsflag; /* target port ocp slave flag */
- u32 PAD[11];
- u32 sbtmerrloga; /* (sonics >= 2.3) */
- u32 PAD;
- u32 sbtmerrlog; /* (sonics >= 2.3) */
- u32 PAD[3];
- u32 sbadmatch3; /* address match3 */
- u32 PAD;
- u32 sbadmatch2; /* address match2 */
- u32 PAD;
- u32 sbadmatch1; /* address match1 */
- u32 PAD[7];
- u32 sbimstate; /* initiator agent state */
- u32 sbintvec; /* interrupt mask */
- u32 sbtmstatelow; /* target state */
- u32 sbtmstatehigh; /* target state */
- u32 sbbwa0; /* bandwidth allocation table0 */
- u32 PAD;
- u32 sbimconfiglow; /* initiator configuration */
- u32 sbimconfighigh; /* initiator configuration */
- u32 sbadmatch0; /* address match0 */
- u32 PAD;
- u32 sbtmconfiglow; /* target configuration */
- u32 sbtmconfighigh; /* target configuration */
- u32 sbbconfig; /* broadcast configuration */
- u32 PAD;
- u32 sbbstate; /* broadcast state */
- u32 PAD[3];
- u32 sbactcnfg; /* activate configuration */
- u32 PAD[3];
- u32 sbflagst; /* current sbflags */
- u32 PAD[3];
- u32 sbidlow; /* identification */
- u32 sbidhigh; /* identification */
-};
-
-/* sdio core registers */
-struct sdpcmd_regs {
- u32 corecontrol; /* 0x00, rev8 */
- u32 corestatus; /* rev8 */
- u32 PAD[1];
- u32 biststatus; /* rev8 */
-
- /* PCMCIA access */
- u16 pcmciamesportaladdr; /* 0x010, rev8 */
- u16 PAD[1];
- u16 pcmciamesportalmask; /* rev8 */
- u16 PAD[1];
- u16 pcmciawrframebc; /* rev8 */
- u16 PAD[1];
- u16 pcmciaunderflowtimer; /* rev8 */
- u16 PAD[1];
-
- /* interrupt */
- u32 intstatus; /* 0x020, rev8 */
- u32 hostintmask; /* rev8 */
- u32 intmask; /* rev8 */
- u32 sbintstatus; /* rev8 */
- u32 sbintmask; /* rev8 */
- u32 funcintmask; /* rev4 */
- u32 PAD[2];
- u32 tosbmailbox; /* 0x040, rev8 */
- u32 tohostmailbox; /* rev8 */
- u32 tosbmailboxdata; /* rev8 */
- u32 tohostmailboxdata; /* rev8 */
-
- /* synchronized access to registers in SDIO clock domain */
- u32 sdioaccess; /* 0x050, rev8 */
- u32 PAD[3];
-
- /* PCMCIA frame control */
- u8 pcmciaframectrl; /* 0x060, rev8 */
- u8 PAD[3];
- u8 pcmciawatermark; /* rev8 */
- u8 PAD[155];
-
- /* interrupt batching control */
- u32 intrcvlazy; /* 0x100, rev8 */
- u32 PAD[3];
-
- /* counters */
- u32 cmd52rd; /* 0x110, rev8 */
- u32 cmd52wr; /* rev8 */
- u32 cmd53rd; /* rev8 */
- u32 cmd53wr; /* rev8 */
- u32 abort; /* rev8 */
- u32 datacrcerror; /* rev8 */
- u32 rdoutofsync; /* rev8 */
- u32 wroutofsync; /* rev8 */
- u32 writebusy; /* rev8 */
- u32 readwait; /* rev8 */
- u32 readterm; /* rev8 */
- u32 writeterm; /* rev8 */
- u32 PAD[40];
- u32 clockctlstatus; /* rev8 */
- u32 PAD[7];
-
- u32 PAD[128]; /* DMA engines */
-
- /* SDIO/PCMCIA CIS region */
- char cis[512]; /* 0x400-0x5ff, rev6 */
-
- /* PCMCIA function control registers */
- char pcmciafcr[256]; /* 0x600-6ff, rev6 */
- u16 PAD[55];
-
- /* PCMCIA backplane access */
- u16 backplanecsr; /* 0x76E, rev6 */
- u16 backplaneaddr0; /* rev6 */
- u16 backplaneaddr1; /* rev6 */
- u16 backplaneaddr2; /* rev6 */
- u16 backplaneaddr3; /* rev6 */
- u16 backplanedata0; /* rev6 */
- u16 backplanedata1; /* rev6 */
- u16 backplanedata2; /* rev6 */
- u16 backplanedata3; /* rev6 */
- u16 PAD[31];
-
- /* sprom "size" & "blank" info */
- u16 spromstatus; /* 0x7BE, rev2 */
- u32 PAD[464];
-
- u16 PAD[0x80];
-};
-
-int brcmf_sdio_chip_attach(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip **ci_ptr);
-void brcmf_sdio_chip_detach(struct brcmf_chip **ci_ptr);
-u8 brcmf_sdio_chip_getinfidx(struct brcmf_chip *ci, u16 coreid);
-void brcmf_sdio_chip_enter_download(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci);
-bool brcmf_sdio_chip_exit_download(struct brcmf_sdio_dev *sdiodev,
- struct brcmf_chip *ci, u32 rstvec);
-
-#endif /* _BRCMFMAC_SDIO_CHIP_H_ */
projects / cascardo / linux.git / commitdiff