diff options
Diffstat (limited to 'arch/arm/cpu/armv7')
| -rw-r--r-- | arch/arm/cpu/armv7/sunxi/usbc.c | 33 |
1 files changed, 25 insertions, 8 deletions
diff --git a/arch/arm/cpu/armv7/sunxi/usbc.c b/arch/arm/cpu/armv7/sunxi/usbc.c index 621992c3af..4f11da59d1 100644 --- a/arch/arm/cpu/armv7/sunxi/usbc.c +++ b/arch/arm/cpu/armv7/sunxi/usbc.c @@ -36,6 +36,16 @@ static struct sunxi_usbc_hcd { int id; } sunxi_usbc_hcd[] = { { + .usb_rst_mask = CCM_USB_CTRL_PHY0_RST | CCM_USB_CTRL_PHY0_CLK, + .ahb_clk_mask = 1 << AHB_GATE_OFFSET_USB0, +#if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I + .irq = 71, +#else + .irq = 38, +#endif + .id = 0, + }, + { .usb_rst_mask = CCM_USB_CTRL_PHY1_RST | CCM_USB_CTRL_PHY1_CLK, .ahb_clk_mask = 1 << AHB_GATE_OFFSET_USB_EHCI0, #if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I @@ -78,6 +88,7 @@ void *sunxi_usbc_get_io_base(int index) static int get_vbus_gpio(int index) { switch (index) { + case 0: return sunxi_name_to_gpio(CONFIG_USB0_VBUS_PIN); case 1: return sunxi_name_to_gpio(CONFIG_USB1_VBUS_PIN); case 2: return sunxi_name_to_gpio(CONFIG_USB2_VBUS_PIN); } @@ -117,6 +128,10 @@ static void sunxi_usb_phy_init(struct sunxi_usbc_hcd *sunxi_usbc) * translated from Chinese, you have been warned! */ + /* Regulation 45 ohms */ + if (sunxi_usbc->id == 0) + usb_phy_write(sunxi_usbc, 0x0c, 0x01, 1); + /* adjust PHY's magnitude and rate */ usb_phy_write(sunxi_usbc, 0x20, 0x14, 5); @@ -151,7 +166,7 @@ static void sunxi_usb_passby(struct sunxi_usbc_hcd *sunxi_usbc, int enable) int sunxi_usbc_request_resources(int index) { - struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index - 1]; + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; sunxi_usbc->gpio_vbus = get_vbus_gpio(index); if (sunxi_usbc->gpio_vbus != -1) @@ -162,7 +177,7 @@ int sunxi_usbc_request_resources(int index) int sunxi_usbc_free_resources(int index) { - struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index - 1]; + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; if (sunxi_usbc->gpio_vbus != -1) return gpio_free(sunxi_usbc->gpio_vbus); @@ -172,7 +187,7 @@ int sunxi_usbc_free_resources(int index) void sunxi_usbc_enable(int index) { - struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index - 1]; + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; /* enable common PHY only once */ @@ -187,17 +202,19 @@ void sunxi_usbc_enable(int index) sunxi_usb_phy_init(sunxi_usbc); - sunxi_usb_passby(sunxi_usbc, SUNXI_USB_PASSBY_EN); + if (sunxi_usbc->id != 0) + sunxi_usb_passby(sunxi_usbc, SUNXI_USB_PASSBY_EN); enabled_hcd_count++; } void sunxi_usbc_disable(int index) { - struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index - 1]; + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE; - sunxi_usb_passby(sunxi_usbc, !SUNXI_USB_PASSBY_EN); + if (sunxi_usbc->id != 0) + sunxi_usb_passby(sunxi_usbc, !SUNXI_USB_PASSBY_EN); #if defined CONFIG_MACH_SUN6I || defined CONFIG_MACH_SUN8I clrbits_le32(&ccm->ahb_reset0_cfg, sunxi_usbc->ahb_clk_mask); @@ -214,7 +231,7 @@ void sunxi_usbc_disable(int index) void sunxi_usbc_vbus_enable(int index) { - struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index - 1]; + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; if (sunxi_usbc->gpio_vbus != -1) gpio_direction_output(sunxi_usbc->gpio_vbus, 1); @@ -222,7 +239,7 @@ void sunxi_usbc_vbus_enable(int index) void sunxi_usbc_vbus_disable(int index) { - struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index - 1]; + struct sunxi_usbc_hcd *sunxi_usbc = &sunxi_usbc_hcd[index]; if (sunxi_usbc->gpio_vbus != -1) gpio_direction_output(sunxi_usbc->gpio_vbus, 0); |