From dc44fd8ae4be0a88123a90ae2b3acdec45290ecf Mon Sep 17 00:00:00 2001 From: Jelle van der Waa Date: Tue, 9 Feb 2016 23:59:33 +0100 Subject: [PATCH] sunxi: H3: Add support for the host usb-phys Add support for phy 1-3. Signed-off-by: Jelle van der Waa [hdegoede@redhat.com: use setclrbits_le32 instead of read-modify-write] Signed-off-by: Hans de Goede --- arch/arm/cpu/armv7/sunxi/usb_phy.c | 35 +++++++++++++++---- arch/arm/include/asm/arch-sunxi/clock_sun6i.h | 22 ++++++++++++ arch/arm/include/asm/arch-sunxi/cpu_sun4i.h | 8 +++++ configs/orangepi_pc_defconfig | 1 + configs/orangepi_plus_defconfig | 1 + drivers/usb/host/ehci-sunxi.c | 14 ++++---- drivers/usb/host/ohci-sunxi.c | 18 +++++----- include/configs/sun8i.h | 6 +++- 8 files changed, 81 insertions(+), 24 deletions(-) diff --git a/arch/arm/cpu/armv7/sunxi/usb_phy.c b/arch/arm/cpu/armv7/sunxi/usb_phy.c index 19bb5a1fe5..6ac96ccf86 100644 --- a/arch/arm/cpu/armv7/sunxi/usb_phy.c +++ b/arch/arm/cpu/armv7/sunxi/usb_phy.c @@ -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); } diff --git a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h index 554d8589ed..9de7754bb0 100644 --- a/arch/arm/include/asm/arch-sunxi/clock_sun6i.h +++ b/arch/arm/include/asm/arch-sunxi/clock_sun6i.h @@ -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 diff --git a/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h b/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h index 0cdefdcdf4..b6e11eb8ea 100644 --- a/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h +++ b/arch/arm/include/asm/arch-sunxi/cpu_sun4i.h @@ -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 diff --git a/configs/orangepi_pc_defconfig b/configs/orangepi_pc_defconfig index 29a8da6661..aaf0f68c35 100644 --- a/configs/orangepi_pc_defconfig +++ b/configs/orangepi_pc_defconfig @@ -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 diff --git a/configs/orangepi_plus_defconfig b/configs/orangepi_plus_defconfig index d65b828606..e52dcfc718 100644 --- a/configs/orangepi_plus_defconfig +++ b/configs/orangepi_plus_defconfig @@ -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 diff --git a/drivers/usb/host/ehci-sunxi.c b/drivers/usb/host/ehci-sunxi.c index d494ca10bb..cf3dcc4327 100644 --- a/drivers/usb/host/ehci-sunxi.c +++ b/drivers/usb/host/ehci-sunxi.c @@ -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", }, { } }; diff --git a/drivers/usb/host/ohci-sunxi.c b/drivers/usb/host/ohci-sunxi.c index 60792726ee..1b1f651697 100644 --- a/drivers/usb/host/ohci-sunxi.c +++ b/drivers/usb/host/ohci-sunxi.c @@ -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", }, { } }; diff --git a/include/configs/sun8i.h b/include/configs/sun8i.h index 781ff6eae2..7c0ab1eab4 100644 --- a/include/configs/sun8i.h +++ b/include/configs/sun8i.h @@ -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 -- 2.39.5