Commit dc44fd8a authored by Jelle van der Waa's avatar Jelle van der Waa Committed by Hans de Goede

sunxi: H3: Add support for the host usb-phys

Add support for phy 1-3.
Signed-off-by: default avatarJelle van der Waa <jelle@vdwaa.nl>
[hdegoede@redhat.com: use setclrbits_le32 instead of read-modify-write]
Signed-off-by: default avatarHans de Goede <hdegoede@redhat.com>
parent 0d8382ae
......@@ -31,6 +31,9 @@
#define SUNXI_EHCI_AHB_INCRX_ALIGN_EN (1 << 8)
#define SUNXI_EHCI_ULPI_BYPASS_EN (1 << 0)
#define REG_PHY_UNK_H3 0x420
#define REG_PMU_UNK_H3 0x810
static struct sunxi_usb_phy {
int usb_rst_mask;
int gpio_vbus;
......@@ -39,19 +42,30 @@ static struct sunxi_usb_phy {
int id;
int init_count;
int power_on_count;
int base;
} sunxi_usb_phy[] = {
{
.usb_rst_mask = CCM_USB_CTRL_PHY0_RST | CCM_USB_CTRL_PHY0_CLK,
.id = 0,
.base = SUNXI_USB0_BASE,
},
{
.usb_rst_mask = CCM_USB_CTRL_PHY1_RST | CCM_USB_CTRL_PHY1_CLK,
.id = 1,
.base = SUNXI_USB1_BASE,
},
#if CONFIG_SUNXI_USB_PHYS >= 3
{
.usb_rst_mask = CCM_USB_CTRL_PHY2_RST | CCM_USB_CTRL_PHY2_CLK,
.id = 2,
.base = SUNXI_USB2_BASE,
},
#endif
#if CONFIG_SUNXI_USB_PHYS >= 4
{
.usb_rst_mask = CCM_USB_CTRL_PHY3_RST | CCM_USB_CTRL_PHY3_CLK,
.id = 3,
.base = SUNXI_USB3_BASE,
}
#endif
};
......@@ -114,6 +128,15 @@ static void usb_phy_write(struct sunxi_usb_phy *phy, int addr,
}
}
#if defined CONFIG_MACH_SUN8I_H3
static void sunxi_usb_phy_config(struct sunxi_usb_phy *phy)
{
if (phy->id == 0)
clrbits_le32(SUNXI_USBPHY_BASE + REG_PHY_UNK_H3, 0x01);
clrbits_le32(phy->base + REG_PMU_UNK_H3, 0x02);
}
#else
static void sunxi_usb_phy_config(struct sunxi_usb_phy *phy)
{
/* The following comments are machine
......@@ -136,16 +159,14 @@ static void sunxi_usb_phy_config(struct sunxi_usb_phy *phy)
return;
}
#endif
static void sunxi_usb_phy_passby(int index, int enable)
static void sunxi_usb_phy_passby(struct sunxi_usb_phy *phy, int enable)
{
unsigned long bits = 0;
void *addr;
if (index == 1)
addr = (void *)SUNXI_USB1_BASE + SUNXI_USB_PMU_IRQ_ENABLE;
else
addr = (void *)SUNXI_USB2_BASE + SUNXI_USB_PMU_IRQ_ENABLE;
addr = (void *)phy->base + SUNXI_USB_PMU_IRQ_ENABLE;
bits = SUNXI_EHCI_AHB_ICHR8_EN |
SUNXI_EHCI_AHB_INCR4_BURST_EN |
......@@ -181,7 +202,7 @@ void sunxi_usb_phy_init(int index)
sunxi_usb_phy_config(phy);
if (phy->id != 0)
sunxi_usb_phy_passby(index, SUNXI_USB_PASSBY_EN);
sunxi_usb_phy_passby(phy, SUNXI_USB_PASSBY_EN);
}
void sunxi_usb_phy_exit(int index)
......@@ -194,7 +215,7 @@ void sunxi_usb_phy_exit(int index)
return;
if (phy->id != 0)
sunxi_usb_phy_passby(index, !SUNXI_USB_PASSBY_EN);
sunxi_usb_phy_passby(phy, !SUNXI_USB_PASSBY_EN);
clrbits_le32(&ccm->usb_clk_cfg, phy->usb_rst_mask);
}
......
......@@ -229,8 +229,18 @@ struct sunxi_ccm_reg {
/* ahb_gate0 offsets */
#define AHB_GATE_OFFSET_USB_OHCI1 30
#define AHB_GATE_OFFSET_USB_OHCI0 29
#ifdef CONFIG_MACH_SUN8I_H3
/*
* These are EHCI1 - EHCI3 in the datasheet (EHCI0 is for the OTG) we call
* them 0 - 2 like they were called on older SoCs.
*/
#define AHB_GATE_OFFSET_USB_EHCI2 27
#define AHB_GATE_OFFSET_USB_EHCI1 26
#define AHB_GATE_OFFSET_USB_EHCI0 25
#else
#define AHB_GATE_OFFSET_USB_EHCI1 27
#define AHB_GATE_OFFSET_USB_EHCI0 26
#endif
#define AHB_GATE_OFFSET_USB0 24
#define AHB_GATE_OFFSET_MCTL 14
#define AHB_GATE_OFFSET_GMAC 17
......@@ -263,13 +273,25 @@ struct sunxi_ccm_reg {
#define CCM_USB_CTRL_PHY0_RST (0x1 << 0)
#define CCM_USB_CTRL_PHY1_RST (0x1 << 1)
#define CCM_USB_CTRL_PHY2_RST (0x1 << 2)
#define CCM_USB_CTRL_PHY3_RST (0x1 << 3)
/* There is no global phy clk gate on sun6i, define as 0 */
#define CCM_USB_CTRL_PHYGATE 0
#define CCM_USB_CTRL_PHY0_CLK (0x1 << 8)
#define CCM_USB_CTRL_PHY1_CLK (0x1 << 9)
#define CCM_USB_CTRL_PHY2_CLK (0x1 << 10)
#define CCM_USB_CTRL_PHY3_CLK (0x1 << 11)
#ifdef CONFIG_MACH_SUN8I_H3
/*
* These are OHCI1 - OHCI3 in the datasheet (OHCI0 is for the OTG) we call
* them 0 - 2 like they were called on older SoCs.
*/
#define CCM_USB_CTRL_OHCI0_CLK (0x1 << 17)
#define CCM_USB_CTRL_OHCI1_CLK (0x1 << 18)
#define CCM_USB_CTRL_OHCI2_CLK (0x1 << 19)
#else
#define CCM_USB_CTRL_OHCI0_CLK (0x1 << 16)
#define CCM_USB_CTRL_OHCI1_CLK (0x1 << 17)
#endif
#define CCM_GMAC_CTRL_TX_CLK_SRC_MII 0x0
#define CCM_GMAC_CTRL_TX_CLK_SRC_EXT_RGMII 0x1
......
......@@ -52,10 +52,18 @@
#define SUNXI_USB2_BASE 0x01c1c000
#endif
#ifdef CONFIG_SUNXI_GEN_SUN6I
#ifdef CONFIG_MACH_SUN8I_H3
#define SUNXI_USBPHY_BASE 0x01c19000
#define SUNXI_USB0_BASE 0x01c1a000
#define SUNXI_USB1_BASE 0x01c1b000
#define SUNXI_USB2_BASE 0x01c1c000
#define SUNXI_USB3_BASE 0x01c1d000
#else
#define SUNXI_USB0_BASE 0x01c19000
#define SUNXI_USB1_BASE 0x01c1a000
#define SUNXI_USB2_BASE 0x01c1b000
#endif
#endif
#define SUNXI_CSI1_BASE 0x01c1d000
#define SUNXI_TZASC_BASE 0x01c1e000
#define SUNXI_SPI3_BASE 0x01c1f000
......
......@@ -13,3 +13,4 @@ CONFIG_SPL=y
# CONFIG_CMD_FPGA is not set
CONFIG_CMD_GPIO=y
CONFIG_SY8106A_POWER=y
CONFIG_USB_EHCI_HCD=y
......@@ -13,3 +13,4 @@ CONFIG_SPL=y
# CONFIG_CMD_FPGA is not set
CONFIG_CMD_GPIO=y
CONFIG_SY8106A_POWER=y
CONFIG_USB_EHCI_HCD=y
......@@ -35,13 +35,12 @@ static int ehci_usb_probe(struct udevice *dev)
* This should go away once we've moved to the driver model for
* clocks resp. phys.
*/
if (hccr == (void *)SUNXI_USB1_BASE) {
priv->ahb_gate_mask = 1 << AHB_GATE_OFFSET_USB_EHCI0;
priv->phy_index = 1;
} else {
priv->ahb_gate_mask = 1 << AHB_GATE_OFFSET_USB_EHCI1;
priv->phy_index = 2;
}
priv->ahb_gate_mask = 1 << AHB_GATE_OFFSET_USB_EHCI0;
#ifdef CONFIG_MACH_SUN8I_H3
priv->ahb_gate_mask |= 1 << AHB_GATE_OFFSET_USB_OHCI0;
#endif
priv->phy_index = ((u32)hccr - SUNXI_USB1_BASE) / 0x1000 + 1;
priv->ahb_gate_mask <<= priv->phy_index - 1;
setbits_le32(&ccm->ahb_gate0, priv->ahb_gate_mask);
#ifdef CONFIG_SUNXI_GEN_SUN6I
......@@ -83,6 +82,7 @@ static const struct udevice_id ehci_usb_ids[] = {
{ .compatible = "allwinner,sun6i-a31-ehci", },
{ .compatible = "allwinner,sun7i-a20-ehci", },
{ .compatible = "allwinner,sun8i-a23-ehci", },
{ .compatible = "allwinner,sun8i-h3-ehci", },
{ .compatible = "allwinner,sun9i-a80-ehci", },
{ }
};
......
......@@ -37,15 +37,14 @@ static int ohci_usb_probe(struct udevice *dev)
* This should go away once we've moved to the driver model for
* clocks resp. phys.
*/
if (regs == (void *)(SUNXI_USB1_BASE + 0x400)) {
priv->ahb_gate_mask = 1 << AHB_GATE_OFFSET_USB_OHCI0;
priv->usb_gate_mask = CCM_USB_CTRL_OHCI0_CLK;
priv->phy_index = 1;
} else {
priv->ahb_gate_mask = 1 << AHB_GATE_OFFSET_USB_OHCI1;
priv->usb_gate_mask = CCM_USB_CTRL_OHCI1_CLK;
priv->phy_index = 2;
}
priv->ahb_gate_mask = 1 << AHB_GATE_OFFSET_USB_OHCI0;
#ifdef CONFIG_MACH_SUN8I_H3
priv->ahb_gate_mask |= 1 << AHB_GATE_OFFSET_USB_EHCI0;
#endif
priv->usb_gate_mask = CCM_USB_CTRL_OHCI0_CLK;
priv->phy_index = ((u32)regs - (SUNXI_USB1_BASE + 0x400)) / 0x1000 + 1;
priv->ahb_gate_mask <<= priv->phy_index - 1;
priv->usb_gate_mask <<= priv->phy_index - 1;
setbits_le32(&ccm->ahb_gate0, priv->ahb_gate_mask);
setbits_le32(&ccm->usb_clk_cfg, priv->usb_gate_mask);
......@@ -86,6 +85,7 @@ static const struct udevice_id ohci_usb_ids[] = {
{ .compatible = "allwinner,sun6i-a31-ohci", },
{ .compatible = "allwinner,sun7i-a20-ohci", },
{ .compatible = "allwinner,sun8i-a23-ohci", },
{ .compatible = "allwinner,sun8i-h3-ohci", },
{ .compatible = "allwinner,sun9i-a80-ohci", },
{ }
};
......
......@@ -18,7 +18,11 @@
#define CONFIG_USB_MAX_CONTROLLER_COUNT 1
#endif
#define CONFIG_SUNXI_USB_PHYS 2
#ifdef CONFIG_MACH_SUN8I_H3
#define CONFIG_SUNXI_USB_PHYS 4
#else
#define CONFIG_SUNXI_USB_PHYS 2
#endif
#ifndef CONFIG_MACH_SUN8I_A83T
......
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