From mboxrd@z Thu Jan 1 00:00:00 1970 From: York Sun Date: Fri, 22 Mar 2013 10:15:23 -0700 Subject: [U-Boot] [PATCH 15/23] T4/USB: Add USB 2.0 UTMI dual phy support In-Reply-To: <1363972531-25641-1-git-send-email-yorksun@freescale.com> References: <1363972531-25641-1-git-send-email-yorksun@freescale.com> Message-ID: <1363972531-25641-15-git-send-email-yorksun@freescale.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de From: Roy Zang T4240 internal UTMI phy is different comparing to previous UTMI PHY in P3041. This patch adds USB 2.0 UTMI Dual PHY new memory map and enable it for T4240. The phy timing is very sensitive and moving the phy enable code to cpu_init.c will not work. Signed-off-by: Roy Zang --- arch/powerpc/include/asm/config_mpc85xx.h | 3 +-- arch/powerpc/include/asm/immap_85xx.h | 41 +++++++++++++++++++++++++++++ drivers/usb/host/ehci-fsl.c | 21 +++++++++++++++ 3 files changed, 63 insertions(+), 2 deletions(-) diff --git a/arch/powerpc/include/asm/config_mpc85xx.h b/arch/powerpc/include/asm/config_mpc85xx.h index 3740785..ca235dc 100644 --- a/arch/powerpc/include/asm/config_mpc85xx.h +++ b/arch/powerpc/include/asm/config_mpc85xx.h @@ -536,8 +536,7 @@ #define CONFIG_SYS_FSL_SRIO_MAX_PORTS 2 #define CONFIG_SYS_FSL_SRIO_OB_WIN_NUM 9 #define CONFIG_SYS_FSL_SRIO_IB_WIN_NUM 5 -#define CONFIG_SYS_FSL_USB1_PHY_ENABLE -#define CONFIG_SYS_FSL_USB2_PHY_ENABLE +#define CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE #define CONFIG_SYS_FSL_USB_INTERNAL_UTMI_PHY #define CONFIG_SYS_FSL_ERRATUM_A004468 #define CONFIG_SYS_FSL_ERRATUM_A_004934 diff --git a/arch/powerpc/include/asm/immap_85xx.h b/arch/powerpc/include/asm/immap_85xx.h index 8bc047b..13c59eb 100644 --- a/arch/powerpc/include/asm/immap_85xx.h +++ b/arch/powerpc/include/asm/immap_85xx.h @@ -2828,12 +2828,53 @@ typedef struct ccsr_pme { u8 res4[0x400]; } ccsr_pme_t; +#ifdef CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE +typedef struct ccsr_usb_port_ctrl { + u32 ctrl; + u32 drvvbuscfg; + u32 pwrfltcfg; + u32 sts; + u8 res_14[0xc]; + u32 bistcfg; + u32 biststs; + u32 abistcfg; + u32 abiststs; + u8 res_30[0x10]; + u32 xcvrprg; + u32 anaprg; + u32 anadrv; + u32 anasts; +} ccsr_usb_port_ctrl_t; + +typedef struct ccsr_usb_phy { + u32 id; + ccsr_usb_port_ctrl_t port1; + u8 res_50[0xc]; + u32 tvr; + u32 pllprg[4]; + u8 res_70[0x4]; + u32 anaccfg; + u32 dbg; + u8 res_7c[0x4]; + ccsr_usb_port_ctrl_t port2; + u8 res_dc[0x334]; +} ccsr_usb_phy_t; + +#define CONFIG_SYS_FSL_USB_CTRL_PHY_EN (1 << 0) +#define CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN (1 << 1) +#define CONFIG_SYS_FSL_USB_PWRFLT_CR_EN (1 << 1) +#define CONFIG_SYS_FSL_USB_PLLPRG2_PHY2_CLK_EN (1 << 0) +#define CONFIG_SYS_FSL_USB_PLLPRG2_PHY1_CLK_EN (1 << 1) +#define CONFIG_SYS_FSL_USB_PLLPRG2_MFI (5 << 16) +#define CONFIG_SYS_FSL_USB_PLLPRG2_PLL_EN (1 << 21) +#else typedef struct ccsr_usb_phy { u8 res0[0x18]; u32 usb_enable_override; u8 res[0xe4]; } ccsr_usb_phy_t; #define CONFIG_SYS_FSL_USB_ENABLE_OVERRIDE 1 +#endif #ifdef CONFIG_SYS_FSL_RAID_ENGINE struct ccsr_raide { diff --git a/drivers/usb/host/ehci-fsl.c b/drivers/usb/host/ehci-fsl.c index f54b408..81a70c0 100644 --- a/drivers/usb/host/ehci-fsl.c +++ b/drivers/usb/host/ehci-fsl.c @@ -89,6 +89,27 @@ int ehci_hcd_init(int index, struct ehci_hccr **hccr, struct ehci_hcor **hcor) if (!strcmp(phy_type, "utmi")) { #if defined(CONFIG_SYS_FSL_USB_INTERNAL_UTMI_PHY) +#if defined(CONFIG_SYS_FSL_USB_DUAL_PHY_ENABLE) + ccsr_usb_phy_t *usb_phy = + (void *)CONFIG_SYS_MPC85xx_USB1_PHY_ADDR; + setbits_be32(&usb_phy->pllprg[1], + CONFIG_SYS_FSL_USB_PLLPRG2_PHY2_CLK_EN | + CONFIG_SYS_FSL_USB_PLLPRG2_PHY1_CLK_EN | + CONFIG_SYS_FSL_USB_PLLPRG2_MFI | + CONFIG_SYS_FSL_USB_PLLPRG2_PLL_EN); + setbits_be32(&usb_phy->port1.ctrl, + CONFIG_SYS_FSL_USB_CTRL_PHY_EN); + setbits_be32(&usb_phy->port1.drvvbuscfg, + CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN); + setbits_be32(&usb_phy->port1.pwrfltcfg, + CONFIG_SYS_FSL_USB_PWRFLT_CR_EN); + setbits_be32(&usb_phy->port2.ctrl, + CONFIG_SYS_FSL_USB_CTRL_PHY_EN); + setbits_be32(&usb_phy->port2.drvvbuscfg, + CONFIG_SYS_FSL_USB_DRVVBUS_CR_EN); + setbits_be32(&usb_phy->port2.pwrfltcfg, + CONFIG_SYS_FSL_USB_PWRFLT_CR_EN); +#endif setbits_be32(&ehci->control, PHY_CLK_SEL_UTMI); setbits_be32(&ehci->control, UTMI_PHY_EN); udelay(1000); /* delay required for PHY Clk to appear */ -- 1.7.9.5