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ipq806x: Bring missing patches from 5.4 to 5.10

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Kernel 5.10 support for ipq806x was added at the same time that these
patches were developed for kernel 5.4. This carries the patches forward
to kernel 5.10.

fa731838c5 ipq806x: dwmac: clear forced speed during probe
75ca641f1b ipq806x: Add "snps,dwmac" to all gmac compatible=
d62825dd77 ipq806x: dwmac: set forced speed when using fixed-link

Signed-off-by: Mark Mentovai <mark@moxienet.com>
Run-tested: ipq806x/ubnt,unifi-ac-hd
Cc: Ansuel Smith <ansuelsmth@gmail.com>
This commit is contained in:
Mark Mentovai 2021-05-08 14:24:53 -04:00 committed by Petr Štetiar
parent a1afeb9270
commit 62850e7a77
2 changed files with 119 additions and 0 deletions
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36
target/linux/ipq806x/patches-5.10/082-ipq8064-dtsi-tweaks.patch
View File

@ -141,6 +141,42 @@
};
tcsr: syscon@1a400000 {
@@ -622,7 +649,7 @@
gmac0: ethernet@37000000 {
device_type = "network";
- compatible = "qcom,ipq806x-gmac";
+ compatible = "qcom,ipq806x-gmac", "snps,dwmac";
reg = <0x37000000 0x200000>;
interrupts = <GIC_SPI 220 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "macirq";
@@ -645,7 +672,7 @@
gmac1: ethernet@37200000 {
device_type = "network";
- compatible = "qcom,ipq806x-gmac";
+ compatible = "qcom,ipq806x-gmac", "snps,dwmac";
reg = <0x37200000 0x200000>;
interrupts = <GIC_SPI 223 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "macirq";
@@ -668,7 +695,7 @@
gmac2: ethernet@37400000 {
device_type = "network";
- compatible = "qcom,ipq806x-gmac";
+ compatible = "qcom,ipq806x-gmac", "snps,dwmac";
reg = <0x37400000 0x200000>;
interrupts = <GIC_SPI 226 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "macirq";
@@ -691,7 +718,7 @@
gmac3: ethernet@37600000 {
device_type = "network";
- compatible = "qcom,ipq806x-gmac";
+ compatible = "qcom,ipq806x-gmac", "snps,dwmac";
reg = <0x37600000 0x200000>;
interrupts = <GIC_SPI 229 IRQ_TYPE_LEVEL_HIGH>;
interrupt-names = "macirq";
@@ -740,13 +767,13 @@
qcom,ee = <0>;
};

83
target/linux/ipq806x/patches-5.10/101-dwmac-ipq806x-qsgmii-pcs-all-ch-ctl.patch Normal file
View File

@ -0,0 +1,83 @@
--- a/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac-ipq806x.c
@@ -64,6 +64,17 @@
#define NSS_COMMON_CLK_DIV_SGMII_100 4
#define NSS_COMMON_CLK_DIV_SGMII_10 49
+#define QSGMII_PCS_ALL_CH_CTL 0x80
+#define QSGMII_PCS_CH_SPEED_FORCE 0x2
+#define QSGMII_PCS_CH_SPEED_10 0x0
+#define QSGMII_PCS_CH_SPEED_100 0x4
+#define QSGMII_PCS_CH_SPEED_1000 0x8
+#define QSGMII_PCS_CH_SPEED_MASK (QSGMII_PCS_CH_SPEED_FORCE | \
+ QSGMII_PCS_CH_SPEED_10 | \
+ QSGMII_PCS_CH_SPEED_100 | \
+ QSGMII_PCS_CH_SPEED_1000)
+#define QSGMII_PCS_CH_SPEED_SHIFT(x) (x * 4)
+
#define QSGMII_PCS_CAL_LCKDT_CTL 0x120
#define QSGMII_PCS_CAL_LCKDT_CTL_RST BIT(19)
@@ -241,6 +252,36 @@ static void ipq806x_gmac_fix_mac_speed(v
ipq806x_gmac_set_speed(gmac, speed);
}
+static int
+ipq806x_gmac_get_qsgmii_pcs_speed_val(struct platform_device *pdev) {
+ struct device_node *fixed_link_node;
+ int rv;
+ int fixed_link_speed;
+
+ if (!of_phy_is_fixed_link(pdev->dev.of_node))
+ return 0;
+
+ fixed_link_node = of_get_child_by_name(pdev->dev.of_node, "fixed-link");
+ if (!fixed_link_node)
+ return -1;
+
+ rv = of_property_read_u32(fixed_link_node, "speed", &fixed_link_speed);
+ of_node_put(fixed_link_node);
+ if (rv)
+ return -1;
+
+ switch (fixed_link_speed) {
+ case SPEED_1000:
+ return QSGMII_PCS_CH_SPEED_FORCE | QSGMII_PCS_CH_SPEED_1000;
+ case SPEED_100:
+ return QSGMII_PCS_CH_SPEED_FORCE | QSGMII_PCS_CH_SPEED_100;
+ case SPEED_10:
+ return QSGMII_PCS_CH_SPEED_FORCE | QSGMII_PCS_CH_SPEED_10;
+ }
+
+ return -1;
+}
+
static int ipq806x_gmac_probe(struct platform_device *pdev)
{
struct plat_stmmacenet_data *plat_dat;
@@ -249,6 +290,7 @@ static int ipq806x_gmac_probe(struct pla
struct ipq806x_gmac *gmac;
int val;
int err;
+ int qsgmii_pcs_speed;
val = stmmac_get_platform_resources(pdev, &stmmac_res);
if (val)
@@ -345,6 +387,17 @@ static int ipq806x_gmac_probe(struct pla
0x1ul << QSGMII_PHY_RX_INPUT_EQU_OFFSET |
0x2ul << QSGMII_PHY_CDR_PI_SLEW_OFFSET |
0xCul << QSGMII_PHY_TX_DRV_AMP_OFFSET);
+
+ qsgmii_pcs_speed = ipq806x_gmac_get_qsgmii_pcs_speed_val(pdev);
+ if (qsgmii_pcs_speed != -1) {
+ regmap_update_bits(
+ gmac->qsgmii_csr,
+ QSGMII_PCS_ALL_CH_CTL,
+ QSGMII_PCS_CH_SPEED_MASK <<
+ QSGMII_PCS_CH_SPEED_SHIFT(gmac->id),
+ qsgmii_pcs_speed <<
+ QSGMII_PCS_CH_SPEED_SHIFT(gmac->id));
+ }
}
plat_dat->has_gmac = true;