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ipq5018: Add pull up gpio for usb pwr in MP03 RDP

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This changes enable pull up to drive 5V to usb
in MP03 RDP

Signed-off-by: Vandhiadevan Karunamoorthy <vkarunam@codeaurora.org>
Change-Id: I43c2098c75f23a38bab221773c1dcce7c754cf39
This commit is contained in:
Vandhiadevan Karunamoorthy 2020-10-14 12:17:30 +05:30
parent e83a9121f5
commit 0ee364d5ed
6 changed files with 90 additions and 4 deletions
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10
arch/arm/dts/ipq5018-db-mp03.1.dts
View file

@ -127,6 +127,16 @@
usb0: xhci@8a00000 {
ssphy = <1>;
usb_gpio {
pwr_gpio {
gpio = <24>;
func = <0>;
pull = <GPIO_PULL_UP>;
oe = <GPIO_OE_ENABLE>;
od_en = <GPIO_OD_DISABLE>;
drvstr = <GPIO_8MA>;
};
};
};
gmac_cfg {

13
arch/arm/dts/ipq5018-db-mp03.3.dts
View file

@ -120,6 +120,19 @@
};
};
usb0: xhci@8a00000 {
usb_gpio {
pwr_gpio {
gpio = <24>;
func = <0>;
pull = <GPIO_PULL_UP>;
oe = <GPIO_OE_ENABLE>;
od_en = <GPIO_OD_DISABLE>;
drvstr = <GPIO_8MA>;
};
};
};
gmac_cfg {
ext_mdio_gpio = <36 37>;
gephy_led = <46>;

12
arch/arm/dts/ipq5018-mp03.1.dts
View file

@ -113,9 +113,19 @@
usb0: xhci@8a00000 {
ssphy = <1>;
usb_gpio {
pwr_gpio {
gpio = <24>;
func = <0>;
pull = <GPIO_PULL_UP>;
oe = <GPIO_OE_ENABLE>;
od_en = <GPIO_OD_DISABLE>;
drvstr = <GPIO_8MA>;
};
};
};
gmac_cfg {
gmac_cfg {
ext_mdio_gpio = <36 37>;
gephy_led = <46>;

13
arch/arm/dts/ipq5018-mp03.3.dts
View file

@ -126,6 +126,19 @@
};
};
usb0: xhci@8a00000 {
usb_gpio {
pwr_gpio {
gpio = <24>;
func = <0>;
pull = <GPIO_PULL_UP>;
oe = <GPIO_OE_ENABLE>;
od_en = <GPIO_OD_DISABLE>;
drvstr = <GPIO_8MA>;
};
};
};
gmac_cfg {
ext_mdio_gpio = <36 37>;
gephy_led = <46>;

13
arch/arm/dts/ipq5018-mp03.6-c1.dts
View file

@ -126,6 +126,19 @@
};
};
usb0: xhci@8a00000 {
usb_gpio {
pwr_gpio {
gpio = <24>;
func = <0>;
pull = <GPIO_PULL_UP>;
oe = <GPIO_OE_ENABLE>;
od_en = <GPIO_OD_DISABLE>;
drvstr = <GPIO_8MA>;
};
};
};
gmac_cfg {
ext_mdio_gpio = <36 37>;
gephy_led = <46>;

33
board/qca/arm/ipq5018/ipq5018.c
View file

@ -1102,7 +1102,7 @@ void set_flash_secondary_type(qca_smem_flash_info_t *smem)
#ifdef CONFIG_USB_XHCI_IPQ
void board_usb_deinit(int id)
{
int nodeoff, ssphy;
int nodeoff, ssphy, gpio_node;
char node_name[8];
if(readl(EUD_EUD_EN2))
@ -1137,6 +1137,24 @@ void board_usb_deinit(int id)
/* Deselect the usb phy mux */
if (ssphy)
writel(0x0, TCSR_USB_PCIE_SEL);
/* skip gpio pull config if bt_debug is enabled */
if(getenv("bt_debug"))
return;
/* deinit USB power GPIO for drive 5V */
gpio_node = fdt_subnode_offset(gd->fdt_blob, nodeoff, "usb_gpio");
if (gpio_node >= 0){
gpio_node = fdt_first_subnode(gd->fdt_blob, gpio_node);
if (gpio_node > 0) {
int gpio = fdtdec_get_uint(gd->fdt_blob,
gpio_node, "gpio", 0);
unsigned int *gpio_base =
(unsigned int *)GPIO_CONFIG_ADDR(gpio);
writel(0xC1, gpio_base);
}
}
}
static void usb_clock_init(int id, int ssphy)
@ -1275,7 +1293,7 @@ static void usb_init_phy(int index, int ssphy)
int ipq_board_usb_init(void)
{
int i, nodeoff, ssphy;
int i, nodeoff, ssphy, gpio_node;
char node_name[8];
if(readl(EUD_EUD_EN2)) {
@ -1301,6 +1319,15 @@ int ipq_board_usb_init(void)
writel(0x0C804010, USB30_GUCTL);
}
}
/* skip gpio pull config if bt_debug is enabled */
if(!getenv("bt_debug")){
/* USB power GPIO for drive 5V */
gpio_node =
fdt_subnode_offset(gd->fdt_blob, nodeoff, "usb_gpio");
if (gpio_node >= 0)
qca_gpio_init(gpio_node);
}
return 0;
}
#endif
@ -1659,7 +1686,7 @@ void fdt_fixup_bt_debug(void *blob)
parse_fdt_fixup("/soc/mdio@90000/%status%?disabled", blob);
}
parse_fdt_fixup("/soc/serial@78b0000/%status%?ok", blob);
parse_fdt_fixup("/soc/usb3@8A00000/%delete%device-power-gpio", blob);
}
#ifdef CONFIG_IPQ_TINY