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sunxi: usb: Remove sunxi_usbc_get_io_base function

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This is the only function left in sunxi/usbc.c which is not phy related,
so remove it.

This is a preparation patch for turning the usbc.c code into a proper
usb phy driver.

Signed-off-by: Hans de Goede <hdegoede@redhat.com>
Acked-by: Ian Campbell <ijc@hellion.org.uk>
This commit is contained in:
Hans de Goede 2015-04-27 14:36:23 +02:00
parent 375de01702
commit a781c97aaa
3 changed files with 14 additions and 22 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

30
arch/arm/cpu/armv7/sunxi/usbc.c
View File

@ -66,20 +66,6 @@ static struct sunxi_usbc_hcd {
static int enabled_hcd_count;
void *sunxi_usbc_get_io_base(int index)
{
switch (index) {
case 0:
return (void *)SUNXI_USB0_BASE;
case 1:
return (void *)SUNXI_USB1_BASE;
case 2:
return (void *)SUNXI_USB2_BASE;
default:
return NULL;
}
}
static int get_vbus_gpio(int index)
{
switch (index) {
@ -102,7 +88,7 @@ static void usb_phy_write(struct sunxi_usbc_hcd *sunxi_usbc, int addr,
int data, int len)
{
int j = 0, usbc_bit = 0;
void *dest = sunxi_usbc_get_io_base(0) + SUNXI_USB_CSR;
void *dest = (void *)SUNXI_USB0_BASE + SUNXI_USB_CSR;
#ifdef CONFIG_MACH_SUN8I_A33
/* CSR needs to be explicitly initialized to 0 on A33 */
@ -153,11 +139,15 @@ static void sunxi_usb_phy_init(struct sunxi_usbc_hcd *sunxi_usbc)
return;
}
static void sunxi_usb_passby(struct sunxi_usbc_hcd *sunxi_usbc, int enable)
static void sunxi_usb_phy_passby(int index, int enable)
{
unsigned long bits = 0;
void *addr = sunxi_usbc_get_io_base(sunxi_usbc->id) +
SUNXI_USB_PMU_IRQ_ENABLE;
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;
bits = SUNXI_EHCI_AHB_ICHR8_EN |
SUNXI_EHCI_AHB_INCR4_BURST_EN |
@ -227,7 +217,7 @@ void sunxi_usbc_enable(int index)
sunxi_usb_phy_init(sunxi_usbc);
if (sunxi_usbc->id != 0)
sunxi_usb_passby(sunxi_usbc, SUNXI_USB_PASSBY_EN);
sunxi_usb_phy_passby(index, SUNXI_USB_PASSBY_EN);
enabled_hcd_count++;
}
@ -238,7 +228,7 @@ void sunxi_usbc_disable(int index)
struct sunxi_ccm_reg *ccm = (struct sunxi_ccm_reg *)SUNXI_CCM_BASE;
if (sunxi_usbc->id != 0)
sunxi_usb_passby(sunxi_usbc, !SUNXI_USB_PASSBY_EN);
sunxi_usb_phy_passby(index, !SUNXI_USB_PASSBY_EN);
clrbits_le32(&ccm->usb_clk_cfg, sunxi_usbc->usb_rst_mask);

1
arch/arm/include/asm/arch-sunxi/usbc.h
View File

@ -13,7 +13,6 @@
extern const struct musb_platform_ops sunxi_musb_ops;
void *sunxi_usbc_get_io_base(int index);
int sunxi_usbc_request_resources(int index);
int sunxi_usbc_free_resources(int index);
void sunxi_usbc_enable(int index);

5
drivers/usb/host/ehci-sunxi.c
View File

@ -35,7 +35,10 @@ int ehci_hcd_init(int index, enum usb_init_type init, struct ehci_hccr **hccr,
sunxi_usbc_enable(index + 1);
sunxi_usbc_vbus_enable(index + 1);
*hccr = sunxi_usbc_get_io_base(index + 1);
if (index == 0)
*hccr = (void *)SUNXI_USB1_BASE;
else
*hccr = (void *)SUNXI_USB2_BASE;
*hcor = (struct ehci_hcor *)((uint32_t) *hccr
+ HC_LENGTH(ehci_readl(&(*hccr)->cr_capbase)));