openwrt/target/linux/bcm63xx/patches-5.15/347-MIPS-BCM6318-USB-support.patch

--- a/arch/mips/bcm63xx/usb-common.c
+++ b/arch/mips/bcm63xx/usb-common.c
@@ -109,6 +109,27 @@ void bcm63xx_usb_priv_ohci_cfg_set(void)
 		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SETUP_6368_REG);
 		reg |= USBH_PRIV_SETUP_IOC_MASK;
 		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SETUP_6368_REG);
+	} else if (BCMCPU_IS_6318()) {
+		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_PLL_CTRL1_6318_REG);
+		reg |= USBH_PRIV_PLL_CTRL1_SUSP_EN;
+		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_PLL_CTRL1_6318_REG);
+
+		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SWAP_6318_REG);
+		reg &= ~USBH_PRIV_SWAP_OHCI_ENDN_MASK;
+		reg |= USBH_PRIV_SWAP_OHCI_DATA_MASK;
+		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SWAP_6318_REG);
+
+		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SETUP_6318_REG);
+		reg |= USBH_PRIV_SETUP_IOC_MASK;
+		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SETUP_6318_REG);
+
+		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_PLL_CTRL1_6318_REG);
+		reg &= ~USBH_PRIV_PLL_CTRL1_IDDQ_PWRDN;
+		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_PLL_CTRL1_6318_REG);
+
+		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SIM_CTRL_6318_REG);
+		reg |= USBH_PRIV_SIM_CTRL_LADDR_SEL;
+		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SIM_CTRL_6318_REG);
 	}
 
 	spin_unlock_irqrestore(&usb_priv_reg_lock, flags);
@@ -144,6 +165,27 @@ void bcm63xx_usb_priv_ehci_cfg_set(void)
 		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SETUP_6368_REG);
 		reg |= USBH_PRIV_SETUP_IOC_MASK;
 		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SETUP_6368_REG);
+	} else if (BCMCPU_IS_6318()) {
+		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_PLL_CTRL1_6318_REG);
+		reg |= USBH_PRIV_PLL_CTRL1_SUSP_EN;
+		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_PLL_CTRL1_6318_REG);
+
+		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SWAP_6318_REG);
+		reg &= ~USBH_PRIV_SWAP_EHCI_ENDN_MASK;
+		reg |= USBH_PRIV_SWAP_EHCI_DATA_MASK;
+		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SWAP_6318_REG);
+
+		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SETUP_6318_REG);
+		reg |= USBH_PRIV_SETUP_IOC_MASK;
+		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SETUP_6318_REG);
+
+		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_PLL_CTRL1_6318_REG);
+		reg &= ~USBH_PRIV_PLL_CTRL1_IDDQ_PWRDN;
+		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_PLL_CTRL1_6318_REG);
+
+		reg = bcm_rset_readl(RSET_USBH_PRIV, USBH_PRIV_SIM_CTRL_6318_REG);
+		reg |= USBH_PRIV_SIM_CTRL_LADDR_SEL;
+		bcm_rset_writel(RSET_USBH_PRIV, reg, USBH_PRIV_SIM_CTRL_6318_REG);
 	}
 
 	spin_unlock_irqrestore(&usb_priv_reg_lock, flags);
--- a/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
+++ b/arch/mips/include/asm/mach-bcm63xx/bcm63xx_regs.h
@@ -682,6 +682,12 @@
 #define GPIO_MODE_6368_SPI_SSN4		(1 << 30)
 #define GPIO_MODE_6368_SPI_SSN5		(1 << 31)
 
+#define GPIO_PINMUX_SEL0_6318		0x1c
+#define GPIO_PINMUX_SEL0_GPIO13_SHIFT	26
+#define GPIO_PINMUX_SEL0_GPIO13_MASK	(0x3 << GPIO_PINMUX_SEL0_GPIO13_SHIFT)
+#define GPIO_PINMUX_SEL0_GPIO13_PWRON	(1 << GPIO_PINMUX_SEL0_GPIO13_SHIFT)
+#define GPIO_PINMUX_SEL0_GPIO13_LED	(2 << GPIO_PINMUX_SEL0_GPIO13_SHIFT)
+#define GPIO_PINMUX_SEL0_GPIO13_GPIO	(3 << GPIO_PINMUX_SEL0_GPIO13_SHIFT)
 
 #define GPIO_PINMUX_OTHR_REG		0x24
 #define GPIO_PINMUX_OTHR_6328_USB_SHIFT 12
@@ -1005,6 +1011,7 @@
 
 #define USBH_PRIV_SWAP_6358_REG		0x0
 #define USBH_PRIV_SWAP_6368_REG		0x1c
+#define USBH_PRIV_SWAP_6318_REG		0x0c
 
 #define USBH_PRIV_SWAP_USBD_SHIFT	6
 #define USBH_PRIV_SWAP_USBD_MASK	(1 << USBH_PRIV_SWAP_USBD_SHIFT)
@@ -1030,6 +1037,13 @@
 #define USBH_PRIV_SETUP_IOC_SHIFT	4
 #define USBH_PRIV_SETUP_IOC_MASK	(1 << USBH_PRIV_SETUP_IOC_SHIFT)
 
+#define USBH_PRIV_SETUP_6318_REG	0x00
+#define USBH_PRIV_PLL_CTRL1_6318_REG	0x04
+#define USBH_PRIV_PLL_CTRL1_SUSP_EN	(1 << 27)
+#define USBH_PRIV_PLL_CTRL1_IDDQ_PWRDN	(1 << 31)
+#define USBH_PRIV_SIM_CTRL_6318_REG	0x20
+#define USBH_PRIV_SIM_CTRL_LADDR_SEL	(1 << 5)
+
 
 /*************************************************************************
  * _REG relative to RSET_USBD
--- a/arch/mips/bcm63xx/boards/board_common.c
+++ b/arch/mips/bcm63xx/boards/board_common.c
@@ -125,6 +125,15 @@ void __init board_early_setup(const stru
 	}
 
 	bcm_gpio_writel(val, GPIO_MODE_REG);
+
+#if IS_ENABLED(CONFIG_USB)
+	if (BCMCPU_IS_6318() && (board.has_ehci0 || board.has_ohci0)) {
+		val = bcm_gpio_readl(GPIO_PINMUX_SEL0_6318);
+		val &= ~GPIO_PINMUX_SEL0_GPIO13_MASK;
+		val |= GPIO_PINMUX_SEL0_GPIO13_PWRON;
+		bcm_gpio_writel(val, GPIO_PINMUX_SEL0_6318);
+	}
+#endif
 }
 
 
--- a/arch/mips/bcm63xx/Kconfig
+++ b/arch/mips/bcm63xx/Kconfig
@@ -23,6 +23,8 @@ config BCM63XX_CPU_6318
 	bool "support 6318 CPU"
 	select SYS_HAS_CPU_BMIPS32_3300
 	select HAVE_PCI
+	select BCM63XX_OHCI
+	select BCM63XX_EHCI
 
 config BCM63XX_CPU_6328
 	bool "support 6328 CPU"