[U-Boot] [PATCH] USB: ehci-mx6: Add proper IO accessors

Liu Hui-R64343 r64343 at freescale.com
Thu Mar 22 09:30:06 CET 2012


>-----Original Message-----
>From: u-boot-bounces at lists.denx.de [mailto:u-boot-bounces at lists.denx.de]
>On Behalf Of Fabio Estevam
>Sent: Tuesday, March 20, 2012 6:36 AM
>To: u-boot at lists.denx.de
>Cc: marex at denx.de; Estevam Fabio-R49496; wg at denx.de
>Subject: [U-Boot] [PATCH] USB: ehci-mx6: Add proper IO accessors
>
>Add proper IO accessors for mx6 usb registers.
>
>Signed-off-by: Fabio Estevam <fabio.estevam at freescale.com>
>---
>This patch depends on "[PATCH v5] mx6: Read silicon revision from register"
>
> drivers/usb/host/ehci-mx6.c |   13 ++++---------
> 1 files changed, 4 insertions(+), 9 deletions(-)
>
>diff --git a/drivers/usb/host/ehci-mx6.c b/drivers/usb/host/ehci-mx6.c index
>b7bf49d..5dec673 100644
>--- a/drivers/usb/host/ehci-mx6.c
>+++ b/drivers/usb/host/ehci-mx6.c
>@@ -46,13 +46,9 @@
> #define USBPHY_CTRL_ENUTMILEVEL3		0x00008000
> #define USBPHY_CTRL_ENUTMILEVEL2		0x00004000
>
>-#define ANADIG_USB2_CHRG_DETECT			0x00000210
> #define ANADIG_USB2_CHRG_DETECT_EN_B		0x00100000
> #define ANADIG_USB2_CHRG_DETECT_CHK_CHRG_B	0x00080000
>
>-#define ANADIG_USB2_PLL_480_CTRL		0x00000020
>-#define ANADIG_USB2_PLL_480_CTRL_SET		0x00000024
>-#define ANADIG_USB2_PLL_480_CTRL_CLR		0x00000028
> #define ANADIG_USB2_PLL_480_CTRL_BYPASS		0x00010000
> #define ANADIG_USB2_PLL_480_CTRL_ENABLE		0x00002000
> #define ANADIG_USB2_PLL_480_CTRL_POWER		0x00001000
>@@ -77,8 +73,7 @@ static void usbh1_internal_phy_clock_gate(int on)
>
> static void usbh1_power_config(void)
> {
>-	void __iomem *anatop_base = (void __iomem *)ANATOP_BASE_ADDR;
>-
>+	struct anatop_regs *anatop = (struct anatop_regs
>*)ANATOP_BASE_ADDR;
> 	/*
> 	 * Some phy and power's special controls for host1
> 	 * 1. The external charger detector needs to be disabled @@ -89,15
>+84,15 @@ static void usbh1_power_config(void)
> 	 */
> 	__raw_writel(ANADIG_USB2_CHRG_DETECT_EN_B |
> 		     ANADIG_USB2_CHRG_DETECT_CHK_CHRG_B,
>-		     anatop_base + ANADIG_USB2_CHRG_DETECT);
>+		     &anatop->usb2_chrg_detect);
>
> 	__raw_writel(ANADIG_USB2_PLL_480_CTRL_BYPASS,
>-		     anatop_base + ANADIG_USB2_PLL_480_CTRL_CLR);
>+		     &anatop->usb2_pll_480_ctrl);
>
> 	__raw_writel(ANADIG_USB2_PLL_480_CTRL_ENABLE |
> 		     ANADIG_USB2_PLL_480_CTRL_POWER |
> 		     ANADIG_USB2_PLL_480_CTRL_EN_USB_CLKS,
>-		     anatop_base + ANADIG_USB2_PLL_480_CTRL_SET);
>+		     &anatop->usb2_pll_480_ctrl_set);
> }
>
> static int usbh1_phy_enable(void)

Acked-by: Jason Liu <r64343 at freescale.com>

>--
>1.7.1
>
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