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62 lines
2.0 KiB
Diff
62 lines
2.0 KiB
Diff
From: Arend van Spriel <arend@broadcom.com>
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Date: Wed, 11 Mar 2015 16:11:30 +0100
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Subject: [PATCH] brcmfmac: assure device is ready for download after
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brcmf_chip_attach()
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Make the brcmf_chip_attach() function responsible for putting the
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device in a state where it is accessible for firmware download.
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Reviewed-by: Hante Meuleman <meuleman@broadcom.com>
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Reviewed-by: Pieter-Paul Giesberts <pieterpg@broadcom.com>
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Signed-off-by: Arend van Spriel <arend@broadcom.com>
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Signed-off-by: Kalle Valo <kvalo@codeaurora.org>
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---
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--- a/drivers/net/wireless/brcm80211/brcmfmac/chip.c
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+++ b/drivers/net/wireless/brcm80211/brcmfmac/chip.c
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@@ -786,12 +786,6 @@ static int brcmf_chip_setup(struct brcmf
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if (chip->ops->setup)
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ret = chip->ops->setup(chip->ctx, pub);
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- /*
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- * Make sure any on-chip ARM is off (in case strapping is wrong),
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- * or downloaded code was already running.
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- */
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- brcmf_chip_disable_arm(chip, BCMA_CORE_ARM_CM3);
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- brcmf_chip_disable_arm(chip, BCMA_CORE_ARM_CR4);
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return ret;
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}
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@@ -833,6 +827,8 @@ struct brcmf_chip *brcmf_chip_attach(voi
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if (err < 0)
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goto fail;
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+ /* assure chip is passive for download */
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+ brcmf_chip_set_passive(&chip->pub);
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return &chip->pub;
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fail:
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--- a/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
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+++ b/drivers/net/wireless/brcm80211/brcmfmac/pcie.c
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@@ -509,8 +509,6 @@ static void brcmf_pcie_attach(struct brc
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static int brcmf_pcie_enter_download_state(struct brcmf_pciedev_info *devinfo)
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{
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- brcmf_chip_set_passive(devinfo->ci);
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-
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if (devinfo->ci->chip == BRCM_CC_43602_CHIP_ID) {
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brcmf_pcie_select_core(devinfo, BCMA_CORE_ARM_CR4);
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brcmf_pcie_write_reg32(devinfo, BRCMF_PCIE_ARMCR4REG_BANKIDX,
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--- a/drivers/net/wireless/brcm80211/brcmfmac/sdio.c
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+++ b/drivers/net/wireless/brcm80211/brcmfmac/sdio.c
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@@ -3356,9 +3356,6 @@ static int brcmf_sdio_download_firmware(
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sdio_claim_host(bus->sdiodev->func[1]);
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brcmf_sdio_clkctl(bus, CLK_AVAIL, false);
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- /* Keep arm in reset */
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- brcmf_chip_set_passive(bus->ci);
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-
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rstvec = get_unaligned_le32(fw->data);
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brcmf_dbg(SDIO, "firmware rstvec: %x\n", rstvec);
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