Commit fd3f6cc9 authored by Linus Torvalds's avatar Linus Torvalds
Browse files
Pull USB/PHY fixes from Greg KH:
 "Here are some small USB and PHY driver fixes for reported issues for
  5.6-rc5.

  Included in here are:

   - phy driver fixes

   - new USB quirks

   - USB cdns3 gadget driver fixes

   - USB hub core fixes

  All of these have been in linux-next with no reported issues"

* tag 'usb-5.6-rc5' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/usb:
  usb: dwc3: gadget: Update chain bit correctly when using sg list
  usb: core: port: do error out if usb_autopm_get_interface() fails
  usb: core: hub: do error out if usb_autopm_get_interface() fails
  usb: core: hub: fix unhandled return by employing a void function
  usb: storage: Add quirk for Samsung Fit flash
  usb: quirks: add NO_LPM quirk for Logitech Screen Share
  usb: usb251xb: fix regulator probe and error handling
  phy: allwinner: Fix GENMASK misuse
  usb: cdns3: gadget: toggle cycle bit before reset endpoint
  usb: cdns3: gadget: link trb should point to next request
  phy: mapphone-mdm6600: Fix timeouts by adding wake-up handling
  phy: brcm-sata: Correct MDIO operations for 40nm platforms
  phy: ti: gmii-sel: do not fail in case of gmii
  phy: ti: gmii-sel: fix set of copy-paste errors
  phy: core: Fix phy_get() to not return error on link creation failure
  phy: mapphone-mdm6600: Fix write timeouts with shorter GPIO toggle interval
parents 61a09258 19f3c1e9
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+1 −1
Original line number Diff line number Diff line
@@ -49,7 +49,7 @@
#define SUNXI_LOS_BIAS(n)		((n) << 3)
#define SUNXI_LOS_BIAS_MASK		GENMASK(5, 3)
#define SUNXI_TXVBOOSTLVL(n)		((n) << 0)
#define SUNXI_TXVBOOSTLVL_MASK		GENMASK(0, 2)
#define SUNXI_TXVBOOSTLVL_MASK		GENMASK(2, 0)

struct sun50i_usb3_phy {
	struct phy *phy;
+65 −83
Original line number Diff line number Diff line
@@ -186,29 +186,6 @@ enum sata_phy_ctrl_regs {
	PHY_CTRL_1_RESET			= BIT(0),
};

static inline void __iomem *brcm_sata_pcb_base(struct brcm_sata_port *port)
{
	struct brcm_sata_phy *priv = port->phy_priv;
	u32 size = 0;

	switch (priv->version) {
	case BRCM_SATA_PHY_STB_16NM:
	case BRCM_SATA_PHY_STB_28NM:
	case BRCM_SATA_PHY_IPROC_NS2:
	case BRCM_SATA_PHY_DSL_28NM:
		size = SATA_PCB_REG_28NM_SPACE_SIZE;
		break;
	case BRCM_SATA_PHY_STB_40NM:
		size = SATA_PCB_REG_40NM_SPACE_SIZE;
		break;
	default:
		dev_err(priv->dev, "invalid phy version\n");
		break;
	}

	return priv->phy_base + (port->portnum * size);
}

static inline void __iomem *brcm_sata_ctrl_base(struct brcm_sata_port *port)
{
	struct brcm_sata_phy *priv = port->phy_priv;
@@ -226,19 +203,34 @@ static inline void __iomem *brcm_sata_ctrl_base(struct brcm_sata_port *port)
	return priv->ctrl_base + (port->portnum * size);
}

static void brcm_sata_phy_wr(void __iomem *pcb_base, u32 bank,
static void brcm_sata_phy_wr(struct brcm_sata_port *port, u32 bank,
			     u32 ofs, u32 msk, u32 value)
{
	struct brcm_sata_phy *priv = port->phy_priv;
	void __iomem *pcb_base = priv->phy_base;
	u32 tmp;

	if (priv->version == BRCM_SATA_PHY_STB_40NM)
		bank += (port->portnum * SATA_PCB_REG_40NM_SPACE_SIZE);
	else
		pcb_base += (port->portnum * SATA_PCB_REG_28NM_SPACE_SIZE);

	writel(bank, pcb_base + SATA_PCB_BANK_OFFSET);
	tmp = readl(pcb_base + SATA_PCB_REG_OFFSET(ofs));
	tmp = (tmp & msk) | value;
	writel(tmp, pcb_base + SATA_PCB_REG_OFFSET(ofs));
}

static u32 brcm_sata_phy_rd(void __iomem *pcb_base, u32 bank, u32 ofs)
static u32 brcm_sata_phy_rd(struct brcm_sata_port *port, u32 bank, u32 ofs)
{
	struct brcm_sata_phy *priv = port->phy_priv;
	void __iomem *pcb_base = priv->phy_base;

	if (priv->version == BRCM_SATA_PHY_STB_40NM)
		bank += (port->portnum * SATA_PCB_REG_40NM_SPACE_SIZE);
	else
		pcb_base += (port->portnum * SATA_PCB_REG_28NM_SPACE_SIZE);

	writel(bank, pcb_base + SATA_PCB_BANK_OFFSET);
	return readl(pcb_base + SATA_PCB_REG_OFFSET(ofs));
}
@@ -250,16 +242,15 @@ static u32 brcm_sata_phy_rd(void __iomem *pcb_base, u32 bank, u32 ofs)

static void brcm_stb_sata_ssc_init(struct brcm_sata_port *port)
{
	void __iomem *base = brcm_sata_pcb_base(port);
	struct brcm_sata_phy *priv = port->phy_priv;
	u32 tmp;

	/* override the TX spread spectrum setting */
	tmp = TXPMD_CONTROL1_TX_SSC_EN_FRC_VAL | TXPMD_CONTROL1_TX_SSC_EN_FRC;
	brcm_sata_phy_wr(base, TXPMD_REG_BANK, TXPMD_CONTROL1, ~tmp, tmp);
	brcm_sata_phy_wr(port, TXPMD_REG_BANK, TXPMD_CONTROL1, ~tmp, tmp);

	/* set fixed min freq */
	brcm_sata_phy_wr(base, TXPMD_REG_BANK, TXPMD_TX_FREQ_CTRL_CONTROL2,
	brcm_sata_phy_wr(port, TXPMD_REG_BANK, TXPMD_TX_FREQ_CTRL_CONTROL2,
			 ~TXPMD_TX_FREQ_CTRL_CONTROL2_FMIN_MASK,
			 STB_FMIN_VAL_DEFAULT);

@@ -271,7 +262,7 @@ static void brcm_stb_sata_ssc_init(struct brcm_sata_port *port)
		tmp = STB_FMAX_VAL_DEFAULT;
	}

	brcm_sata_phy_wr(base, TXPMD_REG_BANK, TXPMD_TX_FREQ_CTRL_CONTROL3,
	brcm_sata_phy_wr(port, TXPMD_REG_BANK, TXPMD_TX_FREQ_CTRL_CONTROL3,
			  ~TXPMD_TX_FREQ_CTRL_CONTROL3_FMAX_MASK, tmp);
}

@@ -280,7 +271,6 @@ static void brcm_stb_sata_ssc_init(struct brcm_sata_port *port)

static int brcm_stb_sata_rxaeq_init(struct brcm_sata_port *port)
{
	void __iomem *base = brcm_sata_pcb_base(port);
	u32 tmp = 0, reg = 0;

	switch (port->rxaeq_mode) {
@@ -301,8 +291,8 @@ static int brcm_stb_sata_rxaeq_init(struct brcm_sata_port *port)
		break;
	}

	brcm_sata_phy_wr(base, AEQRX_REG_BANK_0, reg, ~tmp, tmp);
	brcm_sata_phy_wr(base, AEQRX_REG_BANK_1, reg, ~tmp, tmp);
	brcm_sata_phy_wr(port, AEQRX_REG_BANK_0, reg, ~tmp, tmp);
	brcm_sata_phy_wr(port, AEQRX_REG_BANK_1, reg, ~tmp, tmp);

	return 0;
}
@@ -316,18 +306,17 @@ static int brcm_stb_sata_init(struct brcm_sata_port *port)

static int brcm_stb_sata_16nm_ssc_init(struct brcm_sata_port *port)
{
	void __iomem *base = brcm_sata_pcb_base(port);
	u32 tmp, value;

	/* Reduce CP tail current to 1/16th of its default value */
	brcm_sata_phy_wr(base, PLL1_REG_BANK, PLL1_ACTRL6, 0, 0x141);
	brcm_sata_phy_wr(port, PLL1_REG_BANK, PLL1_ACTRL6, 0, 0x141);

	/* Turn off CP tail current boost */
	brcm_sata_phy_wr(base, PLL1_REG_BANK, PLL1_ACTRL8, 0, 0xc006);
	brcm_sata_phy_wr(port, PLL1_REG_BANK, PLL1_ACTRL8, 0, 0xc006);

	/* Set a specific AEQ equalizer value */
	tmp = AEQ_FRC_EQ_FORCE_VAL | AEQ_FRC_EQ_FORCE;
	brcm_sata_phy_wr(base, AEQRX_REG_BANK_0, AEQ_FRC_EQ,
	brcm_sata_phy_wr(port, AEQRX_REG_BANK_0, AEQ_FRC_EQ,
			 ~(tmp | AEQ_RFZ_FRC_VAL |
			   AEQ_FRC_EQ_VAL_MASK << AEQ_FRC_EQ_VAL_SHIFT),
			 tmp | 32 << AEQ_FRC_EQ_VAL_SHIFT);
@@ -337,7 +326,7 @@ static int brcm_stb_sata_16nm_ssc_init(struct brcm_sata_port *port)
		value = 0x52;
	else
		value = 0;
	brcm_sata_phy_wr(base, RXPMD_REG_BANK, RXPMD_RX_CDR_CONTROL1,
	brcm_sata_phy_wr(port, RXPMD_REG_BANK, RXPMD_RX_CDR_CONTROL1,
			 ~RXPMD_RX_PPM_VAL_MASK, value);

	/* Set proportional loop bandwith Gen1/2/3 */
@@ -352,7 +341,7 @@ static int brcm_stb_sata_16nm_ssc_init(struct brcm_sata_port *port)
		value = 1 << RXPMD_G1_CDR_PROP_BW_SHIFT |
			1 << RXPMD_G2_CDR_PROP_BW_SHIFT |
			1 << RXPMD_G3_CDR_PROB_BW_SHIFT;
	brcm_sata_phy_wr(base, RXPMD_REG_BANK, RXPMD_RX_CDR_CDR_PROP_BW, ~tmp,
	brcm_sata_phy_wr(port, RXPMD_REG_BANK, RXPMD_RX_CDR_CDR_PROP_BW, ~tmp,
			 value);

	/* Set CDR integral loop acquisition bandwidth for Gen1/2/3 */
@@ -365,7 +354,7 @@ static int brcm_stb_sata_16nm_ssc_init(struct brcm_sata_port *port)
			1 << RXPMD_G3_CDR_ACQ_INT_BW_SHIFT;
	else
		value = 0;
	brcm_sata_phy_wr(base, RXPMD_REG_BANK, RXPMD_RX_CDR_CDR_ACQ_INTEG_BW,
	brcm_sata_phy_wr(port, RXPMD_REG_BANK, RXPMD_RX_CDR_CDR_ACQ_INTEG_BW,
			 ~tmp, value);

	/* Set CDR integral loop locking bandwidth to 1 for Gen 1/2/3 */
@@ -378,7 +367,7 @@ static int brcm_stb_sata_16nm_ssc_init(struct brcm_sata_port *port)
			1 << RXPMD_G3_CDR_LOCK_INT_BW_SHIFT;
	else
		value = 0;
	brcm_sata_phy_wr(base, RXPMD_REG_BANK, RXPMD_RX_CDR_CDR_LOCK_INTEG_BW,
	brcm_sata_phy_wr(port, RXPMD_REG_BANK, RXPMD_RX_CDR_CDR_LOCK_INTEG_BW,
			 ~tmp, value);

	/* Set no guard band and clamp CDR */
@@ -387,11 +376,11 @@ static int brcm_stb_sata_16nm_ssc_init(struct brcm_sata_port *port)
		value = 0x51;
	else
		value = 0;
	brcm_sata_phy_wr(base, RXPMD_REG_BANK, RXPMD_RX_FREQ_MON_CONTROL1,
	brcm_sata_phy_wr(port, RXPMD_REG_BANK, RXPMD_RX_FREQ_MON_CONTROL1,
			 ~tmp, RXPMD_MON_CORRECT_EN | value);

	/* Turn on/off SSC */
	brcm_sata_phy_wr(base, TX_REG_BANK, TX_ACTRL5, ~TX_ACTRL5_SSC_EN,
	brcm_sata_phy_wr(port, TX_REG_BANK, TX_ACTRL5, ~TX_ACTRL5_SSC_EN,
			 port->ssc_en ? TX_ACTRL5_SSC_EN : 0);

	return 0;
@@ -411,7 +400,6 @@ static int brcm_ns2_sata_init(struct brcm_sata_port *port)
{
	int try;
	unsigned int val;
	void __iomem *base = brcm_sata_pcb_base(port);
	void __iomem *ctrl_base = brcm_sata_ctrl_base(port);
	struct device *dev = port->phy_priv->dev;

@@ -421,24 +409,24 @@ static int brcm_ns2_sata_init(struct brcm_sata_port *port)
	val |= (0x4 << OOB_CTRL1_BURST_MIN_SHIFT);
	val |= (0x9 << OOB_CTRL1_WAKE_IDLE_MAX_SHIFT);
	val |= (0x3 << OOB_CTRL1_WAKE_IDLE_MIN_SHIFT);
	brcm_sata_phy_wr(base, OOB_REG_BANK, OOB_CTRL1, 0x0, val);
	brcm_sata_phy_wr(port, OOB_REG_BANK, OOB_CTRL1, 0x0, val);
	val = 0x0;
	val |= (0x1b << OOB_CTRL2_RESET_IDLE_MAX_SHIFT);
	val |= (0x2 << OOB_CTRL2_BURST_CNT_SHIFT);
	val |= (0x9 << OOB_CTRL2_RESET_IDLE_MIN_SHIFT);
	brcm_sata_phy_wr(base, OOB_REG_BANK, OOB_CTRL2, 0x0, val);
	brcm_sata_phy_wr(port, OOB_REG_BANK, OOB_CTRL2, 0x0, val);

	/* Configure PHY PLL register bank 1 */
	val = NS2_PLL1_ACTRL2_MAGIC;
	brcm_sata_phy_wr(base, PLL1_REG_BANK, PLL1_ACTRL2, 0x0, val);
	brcm_sata_phy_wr(port, PLL1_REG_BANK, PLL1_ACTRL2, 0x0, val);
	val = NS2_PLL1_ACTRL3_MAGIC;
	brcm_sata_phy_wr(base, PLL1_REG_BANK, PLL1_ACTRL3, 0x0, val);
	brcm_sata_phy_wr(port, PLL1_REG_BANK, PLL1_ACTRL3, 0x0, val);
	val = NS2_PLL1_ACTRL4_MAGIC;
	brcm_sata_phy_wr(base, PLL1_REG_BANK, PLL1_ACTRL4, 0x0, val);
	brcm_sata_phy_wr(port, PLL1_REG_BANK, PLL1_ACTRL4, 0x0, val);

	/* Configure PHY BLOCK0 register bank */
	/* Set oob_clk_sel to refclk/2 */
	brcm_sata_phy_wr(base, BLOCK0_REG_BANK, BLOCK0_SPARE,
	brcm_sata_phy_wr(port, BLOCK0_REG_BANK, BLOCK0_SPARE,
			 ~BLOCK0_SPARE_OOB_CLK_SEL_MASK,
			 BLOCK0_SPARE_OOB_CLK_SEL_REFBY2);

@@ -451,7 +439,7 @@ static int brcm_ns2_sata_init(struct brcm_sata_port *port)
	/* Wait for PHY PLL lock by polling pll_lock bit */
	try = 50;
	while (try) {
		val = brcm_sata_phy_rd(base, BLOCK0_REG_BANK,
		val = brcm_sata_phy_rd(port, BLOCK0_REG_BANK,
					BLOCK0_XGXSSTATUS);
		if (val & BLOCK0_XGXSSTATUS_PLL_LOCK)
			break;
@@ -471,9 +459,7 @@ static int brcm_ns2_sata_init(struct brcm_sata_port *port)

static int brcm_nsp_sata_init(struct brcm_sata_port *port)
{
	struct brcm_sata_phy *priv = port->phy_priv;
	struct device *dev = port->phy_priv->dev;
	void __iomem *base = priv->phy_base;
	unsigned int oob_bank;
	unsigned int val, try;

@@ -490,36 +476,36 @@ static int brcm_nsp_sata_init(struct brcm_sata_port *port)
	val |= (0x06 << OOB_CTRL1_BURST_MIN_SHIFT);
	val |= (0x0f << OOB_CTRL1_WAKE_IDLE_MAX_SHIFT);
	val |= (0x06 << OOB_CTRL1_WAKE_IDLE_MIN_SHIFT);
	brcm_sata_phy_wr(base, oob_bank, OOB_CTRL1, 0x0, val);
	brcm_sata_phy_wr(port, oob_bank, OOB_CTRL1, 0x0, val);

	val = 0x0;
	val |= (0x2e << OOB_CTRL2_RESET_IDLE_MAX_SHIFT);
	val |= (0x02 << OOB_CTRL2_BURST_CNT_SHIFT);
	val |= (0x16 << OOB_CTRL2_RESET_IDLE_MIN_SHIFT);
	brcm_sata_phy_wr(base, oob_bank, OOB_CTRL2, 0x0, val);
	brcm_sata_phy_wr(port, oob_bank, OOB_CTRL2, 0x0, val);


	brcm_sata_phy_wr(base, PLL_REG_BANK_0, PLL_ACTRL2,
	brcm_sata_phy_wr(port, PLL_REG_BANK_0, PLL_ACTRL2,
		~(PLL_ACTRL2_SELDIV_MASK << PLL_ACTRL2_SELDIV_SHIFT),
		0x0c << PLL_ACTRL2_SELDIV_SHIFT);

	brcm_sata_phy_wr(base, PLL_REG_BANK_0, PLL_CAP_CONTROL,
	brcm_sata_phy_wr(port, PLL_REG_BANK_0, PLL_CAP_CONTROL,
						0xff0, 0x4f0);

	val = PLLCONTROL_0_FREQ_DET_RESTART | PLLCONTROL_0_FREQ_MONITOR;
	brcm_sata_phy_wr(base, PLL_REG_BANK_0, PLL_REG_BANK_0_PLLCONTROL_0,
	brcm_sata_phy_wr(port, PLL_REG_BANK_0, PLL_REG_BANK_0_PLLCONTROL_0,
								~val, val);
	val = PLLCONTROL_0_SEQ_START;
	brcm_sata_phy_wr(base, PLL_REG_BANK_0, PLL_REG_BANK_0_PLLCONTROL_0,
	brcm_sata_phy_wr(port, PLL_REG_BANK_0, PLL_REG_BANK_0_PLLCONTROL_0,
								~val, 0);
	mdelay(10);
	brcm_sata_phy_wr(base, PLL_REG_BANK_0, PLL_REG_BANK_0_PLLCONTROL_0,
	brcm_sata_phy_wr(port, PLL_REG_BANK_0, PLL_REG_BANK_0_PLLCONTROL_0,
								~val, val);

	/* Wait for pll_seq_done bit */
	try = 50;
	while (--try) {
		val = brcm_sata_phy_rd(base, BLOCK0_REG_BANK,
		val = brcm_sata_phy_rd(port, BLOCK0_REG_BANK,
					BLOCK0_XGXSSTATUS);
		if (val & BLOCK0_XGXSSTATUS_PLL_LOCK)
			break;
@@ -546,27 +532,25 @@ static int brcm_nsp_sata_init(struct brcm_sata_port *port)

static int brcm_sr_sata_init(struct brcm_sata_port *port)
{
	struct brcm_sata_phy *priv = port->phy_priv;
	struct device *dev = port->phy_priv->dev;
	void __iomem *base = priv->phy_base;
	unsigned int val, try;

	/* Configure PHY PLL register bank 1 */
	val = SR_PLL1_ACTRL2_MAGIC;
	brcm_sata_phy_wr(base, PLL1_REG_BANK, PLL1_ACTRL2, 0x0, val);
	brcm_sata_phy_wr(port, PLL1_REG_BANK, PLL1_ACTRL2, 0x0, val);
	val = SR_PLL1_ACTRL3_MAGIC;
	brcm_sata_phy_wr(base, PLL1_REG_BANK, PLL1_ACTRL3, 0x0, val);
	brcm_sata_phy_wr(port, PLL1_REG_BANK, PLL1_ACTRL3, 0x0, val);
	val = SR_PLL1_ACTRL4_MAGIC;
	brcm_sata_phy_wr(base, PLL1_REG_BANK, PLL1_ACTRL4, 0x0, val);
	brcm_sata_phy_wr(port, PLL1_REG_BANK, PLL1_ACTRL4, 0x0, val);

	/* Configure PHY PLL register bank 0 */
	val = SR_PLL0_ACTRL6_MAGIC;
	brcm_sata_phy_wr(base, PLL_REG_BANK_0, PLL_ACTRL6, 0x0, val);
	brcm_sata_phy_wr(port, PLL_REG_BANK_0, PLL_ACTRL6, 0x0, val);

	/* Wait for PHY PLL lock by polling pll_lock bit */
	try = 50;
	do {
		val = brcm_sata_phy_rd(base, BLOCK0_REG_BANK,
		val = brcm_sata_phy_rd(port, BLOCK0_REG_BANK,
					BLOCK0_XGXSSTATUS);
		if (val & BLOCK0_XGXSSTATUS_PLL_LOCK)
			break;
@@ -581,7 +565,7 @@ static int brcm_sr_sata_init(struct brcm_sata_port *port)
	}

	/* Invert Tx polarity */
	brcm_sata_phy_wr(base, TX_REG_BANK, TX_ACTRL0,
	brcm_sata_phy_wr(port, TX_REG_BANK, TX_ACTRL0,
			 ~TX_ACTRL0_TXPOL_FLIP, TX_ACTRL0_TXPOL_FLIP);

	/* Configure OOB control to handle 100MHz reference clock */
@@ -589,52 +573,51 @@ static int brcm_sr_sata_init(struct brcm_sata_port *port)
		(0x4 << OOB_CTRL1_BURST_MIN_SHIFT) |
		(0x8 << OOB_CTRL1_WAKE_IDLE_MAX_SHIFT) |
		(0x3 << OOB_CTRL1_WAKE_IDLE_MIN_SHIFT));
	brcm_sata_phy_wr(base, OOB_REG_BANK, OOB_CTRL1, 0x0, val);
	brcm_sata_phy_wr(port, OOB_REG_BANK, OOB_CTRL1, 0x0, val);
	val = ((0x1b << OOB_CTRL2_RESET_IDLE_MAX_SHIFT) |
		(0x2 << OOB_CTRL2_BURST_CNT_SHIFT) |
		(0x9 << OOB_CTRL2_RESET_IDLE_MIN_SHIFT));
	brcm_sata_phy_wr(base, OOB_REG_BANK, OOB_CTRL2, 0x0, val);
	brcm_sata_phy_wr(port, OOB_REG_BANK, OOB_CTRL2, 0x0, val);

	return 0;
}

static int brcm_dsl_sata_init(struct brcm_sata_port *port)
{
	void __iomem *base = brcm_sata_pcb_base(port);
	struct device *dev = port->phy_priv->dev;
	unsigned int try;
	u32 tmp;

	brcm_sata_phy_wr(base, PLL1_REG_BANK, PLL1_ACTRL7, 0, 0x873);
	brcm_sata_phy_wr(port, PLL1_REG_BANK, PLL1_ACTRL7, 0, 0x873);

	brcm_sata_phy_wr(base, PLL1_REG_BANK, PLL1_ACTRL6, 0, 0xc000);
	brcm_sata_phy_wr(port, PLL1_REG_BANK, PLL1_ACTRL6, 0, 0xc000);

	brcm_sata_phy_wr(base, PLL_REG_BANK_0, PLL_REG_BANK_0_PLLCONTROL_0,
	brcm_sata_phy_wr(port, PLL_REG_BANK_0, PLL_REG_BANK_0_PLLCONTROL_0,
			 0, 0x3089);
	usleep_range(1000, 2000);

	brcm_sata_phy_wr(base, PLL_REG_BANK_0, PLL_REG_BANK_0_PLLCONTROL_0,
	brcm_sata_phy_wr(port, PLL_REG_BANK_0, PLL_REG_BANK_0_PLLCONTROL_0,
			 0, 0x3088);
	usleep_range(1000, 2000);

	brcm_sata_phy_wr(base, AEQRX_REG_BANK_1, AEQRX_SLCAL0_CTRL0,
	brcm_sata_phy_wr(port, AEQRX_REG_BANK_1, AEQRX_SLCAL0_CTRL0,
			 0, 0x3000);

	brcm_sata_phy_wr(base, AEQRX_REG_BANK_1, AEQRX_SLCAL1_CTRL0,
	brcm_sata_phy_wr(port, AEQRX_REG_BANK_1, AEQRX_SLCAL1_CTRL0,
			 0, 0x3000);
	usleep_range(1000, 2000);

	brcm_sata_phy_wr(base, PLL_REG_BANK_0, PLL_CAP_CHARGE_TIME, 0, 0x32);
	brcm_sata_phy_wr(port, PLL_REG_BANK_0, PLL_CAP_CHARGE_TIME, 0, 0x32);

	brcm_sata_phy_wr(base, PLL_REG_BANK_0, PLL_VCO_CAL_THRESH, 0, 0xa);
	brcm_sata_phy_wr(port, PLL_REG_BANK_0, PLL_VCO_CAL_THRESH, 0, 0xa);

	brcm_sata_phy_wr(base, PLL_REG_BANK_0, PLL_FREQ_DET_TIME, 0, 0x64);
	brcm_sata_phy_wr(port, PLL_REG_BANK_0, PLL_FREQ_DET_TIME, 0, 0x64);
	usleep_range(1000, 2000);

	/* Acquire PLL lock */
	try = 50;
	while (try) {
		tmp = brcm_sata_phy_rd(base, BLOCK0_REG_BANK,
		tmp = brcm_sata_phy_rd(port, BLOCK0_REG_BANK,
				       BLOCK0_XGXSSTATUS);
		if (tmp & BLOCK0_XGXSSTATUS_PLL_LOCK)
			break;
@@ -687,10 +670,9 @@ static int brcm_sata_phy_init(struct phy *phy)

static void brcm_stb_sata_calibrate(struct brcm_sata_port *port)
{
	void __iomem *base = brcm_sata_pcb_base(port);
	u32 tmp = BIT(8);

	brcm_sata_phy_wr(base, RXPMD_REG_BANK, RXPMD_RX_FREQ_MON_CONTROL1,
	brcm_sata_phy_wr(port, RXPMD_REG_BANK, RXPMD_RX_FREQ_MON_CONTROL1,
			 ~tmp, tmp);
}

+24 −3
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@

#define PHY_MDM6600_PHY_DELAY_MS	4000	/* PHY enable 2.2s to 3.5s */
#define PHY_MDM6600_ENABLED_DELAY_MS	8000	/* 8s more total for MDM6600 */
#define PHY_MDM6600_WAKE_KICK_MS	600	/* time on after GPIO toggle */
#define MDM6600_MODEM_IDLE_DELAY_MS	1000	/* modem after USB suspend */
#define MDM6600_MODEM_WAKE_DELAY_MS	200	/* modem response after idle */

@@ -243,10 +244,24 @@ static irqreturn_t phy_mdm6600_wakeirq_thread(int irq, void *data)
{
	struct phy_mdm6600 *ddata = data;
	struct gpio_desc *mode_gpio1;
	int error, wakeup;

	mode_gpio1 = ddata->mode_gpios->desc[PHY_MDM6600_MODE1];
	dev_dbg(ddata->dev, "OOB wake on mode_gpio1: %i\n",
		gpiod_get_value(mode_gpio1));
	wakeup = gpiod_get_value(mode_gpio1);
	if (!wakeup)
		return IRQ_NONE;

	dev_dbg(ddata->dev, "OOB wake on mode_gpio1: %i\n", wakeup);
	error = pm_runtime_get_sync(ddata->dev);
	if (error < 0) {
		pm_runtime_put_noidle(ddata->dev);

		return IRQ_NONE;
	}

	/* Just wake-up and kick the autosuspend timer */
	pm_runtime_mark_last_busy(ddata->dev);
	pm_runtime_put_autosuspend(ddata->dev);

	return IRQ_HANDLED;
}
@@ -496,8 +511,14 @@ static void phy_mdm6600_modem_wake(struct work_struct *work)

	ddata = container_of(work, struct phy_mdm6600, modem_wake_work.work);
	phy_mdm6600_wake_modem(ddata);

	/*
	 * The modem does not always stay awake 1.2 seconds after toggling
	 * the wake GPIO, and sometimes it idles after about some 600 ms
	 * making writes time out.
	 */
	schedule_delayed_work(&ddata->modem_wake_work,
			      msecs_to_jiffies(MDM6600_MODEM_IDLE_DELAY_MS));
			      msecs_to_jiffies(PHY_MDM6600_WAKE_KICK_MS));
}

static int __maybe_unused phy_mdm6600_runtime_suspend(struct device *dev)
+6 −12
Original line number Diff line number Diff line
@@ -688,11 +688,9 @@ struct phy *phy_get(struct device *dev, const char *string)
	get_device(&phy->dev);

	link = device_link_add(dev, &phy->dev, DL_FLAG_STATELESS);
	if (!link) {
		dev_err(dev, "failed to create device link to %s\n",
	if (!link)
		dev_dbg(dev, "failed to create device link to %s\n",
			dev_name(phy->dev.parent));
		return ERR_PTR(-EINVAL);
	}

	return phy;
}
@@ -803,11 +801,9 @@ struct phy *devm_of_phy_get(struct device *dev, struct device_node *np,
	}

	link = device_link_add(dev, &phy->dev, DL_FLAG_STATELESS);
	if (!link) {
		dev_err(dev, "failed to create device link to %s\n",
	if (!link)
		dev_dbg(dev, "failed to create device link to %s\n",
			dev_name(phy->dev.parent));
		return ERR_PTR(-EINVAL);
	}

	return phy;
}
@@ -852,11 +848,9 @@ struct phy *devm_of_phy_get_by_index(struct device *dev, struct device_node *np,
	devres_add(dev, ptr);

	link = device_link_add(dev, &phy->dev, DL_FLAG_STATELESS);
	if (!link) {
		dev_err(dev, "failed to create device link to %s\n",
	if (!link)
		dev_dbg(dev, "failed to create device link to %s\n",
			dev_name(phy->dev.parent));
		return ERR_PTR(-EINVAL);
	}

	return phy;
}
+5 −5
Original line number Diff line number Diff line
@@ -80,20 +80,20 @@ static int phy_gmii_sel_mode(struct phy *phy, enum phy_mode mode, int submode)
		break;

	case PHY_INTERFACE_MODE_MII:
		mode = AM33XX_GMII_SEL_MODE_MII;
	case PHY_INTERFACE_MODE_GMII:
		gmii_sel_mode = AM33XX_GMII_SEL_MODE_MII;
		break;

	default:
		dev_warn(dev,
			 "port%u: unsupported mode: \"%s\". Defaulting to MII.\n",
			 if_phy->id, phy_modes(rgmii_id));
		dev_warn(dev, "port%u: unsupported mode: \"%s\"\n",
			 if_phy->id, phy_modes(submode));
		return -EINVAL;
	}

	if_phy->phy_if_mode = submode;

	dev_dbg(dev, "%s id:%u mode:%u rgmii_id:%d rmii_clk_ext:%d\n",
		__func__, if_phy->id, mode, rgmii_id,
		__func__, if_phy->id, submode, rgmii_id,
		if_phy->rmii_clock_external);

	regfield = if_phy->fields[PHY_GMII_SEL_PORT_MODE];
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