#define XWAY_STP_4HZ BIT(23)
#define XWAY_STP_8HZ BIT(24)
#define XWAY_STP_10HZ (BIT(24) | BIT(23))
-#define XWAY_STP_SPEED_MASK (0xf << 23)
+#define XWAY_STP_SPEED_MASK (BIT(23) | BIT(24) | BIT(25) | BIT(26) | BIT(27))
+
+#define XWAY_STP_FPIS_VALUE BIT(21)
+#define XWAY_STP_FPIS_MASK (BIT(20) | BIT(21))
/* clock source for automatic update */
#define XWAY_STP_UPD_FPI BIT(31)
/* 2 groups of 3 bits can be driven by the phys */
#define XWAY_STP_PHY_MASK 0x7
#define XWAY_STP_PHY1_SHIFT 27
-#define XWAY_STP_PHY2_SHIFT 15
+#define XWAY_STP_PHY2_SHIFT 3
+#define XWAY_STP_PHY3_SHIFT 6
+#define XWAY_STP_PHY4_SHIFT 15
/* STP has 3 groups of 8 bits */
#define XWAY_STP_GROUP0 BIT(0)
u8 dsl; /* the 2 LSBs can be driven by the dsl core */
u8 phy1; /* 3 bits can be driven by phy1 */
u8 phy2; /* 3 bits can be driven by phy2 */
+ u8 phy3; /* 3 bits can be driven by phy3 */
+ u8 phy4; /* 3 bits can be driven by phy4 */
u8 reserved; /* mask out the hw driven bits in gpio_request */
};
else
chip->shadow &= ~BIT(gpio);
xway_stp_w32(chip->virt, chip->shadow, XWAY_STP_CPU0);
- xway_stp_w32_mask(chip->virt, 0, XWAY_STP_CON_SWU, XWAY_STP_CON0);
+ if (!chip->reserved)
+ xway_stp_w32_mask(chip->virt, 0, XWAY_STP_CON_SWU, XWAY_STP_CON0);
}
/**
chip->phy2 << XWAY_STP_PHY2_SHIFT,
XWAY_STP_CON1);
+ if (of_machine_is_compatible("lantiq,grx390")
+ || of_machine_is_compatible("lantiq,ar10")) {
+ xway_stp_w32_mask(chip->virt,
+ XWAY_STP_PHY_MASK << XWAY_STP_PHY3_SHIFT,
+ chip->phy3 << XWAY_STP_PHY3_SHIFT,
+ XWAY_STP_CON1);
+ }
+
+ if (of_machine_is_compatible("lantiq,grx390")) {
+ xway_stp_w32_mask(chip->virt,
+ XWAY_STP_PHY_MASK << XWAY_STP_PHY4_SHIFT,
+ chip->phy4 << XWAY_STP_PHY4_SHIFT,
+ XWAY_STP_CON1);
+ }
+
/* mask out the hw driven bits in gpio_request */
- chip->reserved = (chip->phy2 << 5) | (chip->phy1 << 2) | chip->dsl;
+ chip->reserved = (chip->phy4 << 11) | (chip->phy3 << 8) | (chip->phy2 << 5)
+ | (chip->phy1 << 2) | chip->dsl;
/*
* if we have pins that are driven by hw, we need to tell the stp what
* clock to use as a timer.
*/
- if (chip->reserved)
+ if (chip->reserved) {
xway_stp_w32_mask(chip->virt, XWAY_STP_UPD_MASK,
XWAY_STP_UPD_FPI, XWAY_STP_CON1);
+ xway_stp_w32_mask(chip->virt, XWAY_STP_SPEED_MASK,
+ XWAY_STP_10HZ, XWAY_STP_CON1);
+ xway_stp_w32_mask(chip->virt, XWAY_STP_FPIS_MASK,
+ XWAY_STP_FPIS_VALUE, XWAY_STP_CON1);
+ }
}
static int xway_stp_probe(struct platform_device *pdev)
/* find out which gpios are controlled by the phys */
if (of_machine_is_compatible("lantiq,ar9") ||
of_machine_is_compatible("lantiq,gr9") ||
- of_machine_is_compatible("lantiq,vr9")) {
+ of_machine_is_compatible("lantiq,vr9") ||
+ of_machine_is_compatible("lantiq,ar10") ||
+ of_machine_is_compatible("lantiq,grx390")) {
if (!of_property_read_u32(pdev->dev.of_node, "lantiq,phy1", &phy))
chip->phy1 = phy & XWAY_STP_PHY_MASK;
if (!of_property_read_u32(pdev->dev.of_node, "lantiq,phy2", &phy))
chip->phy2 = phy & XWAY_STP_PHY_MASK;
}
+ if (of_machine_is_compatible("lantiq,ar10") ||
+ of_machine_is_compatible("lantiq,grx390")) {
+ if (!of_property_read_u32(pdev->dev.of_node, "lantiq,phy3", &phy))
+ chip->phy3 = phy & XWAY_STP_PHY_MASK;
+ }
+
+ if (of_machine_is_compatible("lantiq,grx390")) {
+ if (!of_property_read_u32(pdev->dev.of_node, "lantiq,phy4", &phy))
+ chip->phy4 = phy & XWAY_STP_PHY_MASK;
+ }
+
/* check which edge trigger we should use, default to a falling edge */
if (!of_find_property(pdev->dev.of_node, "lantiq,rising", NULL))
chip->edge = XWAY_STP_FALLING;