openwrt/target/linux/ipq806x/patches-5.4/093-7-v5.8-ipq806x-PCI-qcom-Add-ipq8064-rev2-variant.patch
John Audia 9100566267 kernel: bump 5.4 to 5.4.79
Manually rebased patches:
  ath79/patches-5.4/910-unaligned_access_hacks.patch
  bcm27xx/patches-5.4/950-0135-spi-spi-bcm2835-Disable-forced-software-CS.patch
  bcm27xx/patches-5.4/950-0414-SQUASH-Fix-spi-driver-compiler-warnings.patch
  ipq806x/patches-5.4/093-4-v5.8-ipq806x-PCI-qcom-Use-bulk-clk-api-and-assert-on-error.patch

Removed since could be reverse-applied by quilt and found to be included upstream:
  ipq806x/patches-5.4/096-PCI-qcom-Make-sure-PCIe-is-reset-before-init-for-rev.patch

All modifications made by update_kernel.sh

Build system: x86_64
Build-tested: ipq806x/R7800, ath79/generic, bcm27xx/bcm2711
Run-tested: ipq806x/R7800

No dmesg regressions, everything functional

Signed-off-by: John Audia <graysky@archlinux.us>
[refresh altered targets after rebase]
Signed-off-by: Adrian Schmutzler <freifunk@adrianschmutzler.de>
2020-11-24 15:36:59 +01:00

37 lines
1.6 KiB
Diff

From 8df093fe2ae1717389df0dcdc620c02cc35abb21 Mon Sep 17 00:00:00 2001
From: Ansuel Smith <ansuelsmth@gmail.com>
Date: Mon, 15 Jun 2020 23:06:05 +0200
Subject: PCI: qcom: Add ipq8064 rev2 variant
Ipq8064-v2 have tx term offset set to 0. Introduce this variant to permit
different offset based on the revision.
Link: https://lore.kernel.org/r/20200615210608.21469-10-ansuelsmth@gmail.com
Signed-off-by: Ansuel Smith <ansuelsmth@gmail.com>
Signed-off-by: Lorenzo Pieralisi <lorenzo.pieralisi@arm.com>
Acked-by: Stanimir Varbanov <svarbanov@mm-sol.com>
---
drivers/pci/controller/dwc/pcie-qcom.c | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
--- a/drivers/pci/controller/dwc/pcie-qcom.c
+++ b/drivers/pci/controller/dwc/pcie-qcom.c
@@ -368,7 +368,8 @@ static int qcom_pcie_init_2_1_0(struct q
val &= ~BIT(0);
writel(val, pcie->parf + PCIE20_PARF_PHY_CTRL);
- if (of_device_is_compatible(node, "qcom,pcie-ipq8064")) {
+ if (of_device_is_compatible(node, "qcom,pcie-ipq8064") ||
+ of_device_is_compatible(node, "qcom,pcie-ipq8064-v2")) {
writel(PCS_DEEMPH_TX_DEEMPH_GEN1(24) |
PCS_DEEMPH_TX_DEEMPH_GEN2_3_5DB(24) |
PCS_DEEMPH_TX_DEEMPH_GEN2_6DB(34),
@@ -1328,6 +1329,7 @@ err_pm_runtime_put:
static const struct of_device_id qcom_pcie_match[] = {
{ .compatible = "qcom,pcie-apq8084", .data = &ops_1_0_0 },
{ .compatible = "qcom,pcie-ipq8064", .data = &ops_2_1_0 },
+ { .compatible = "qcom,pcie-ipq8064-v2", .data = &ops_2_1_0 },
{ .compatible = "qcom,pcie-apq8064", .data = &ops_2_1_0 },
{ .compatible = "qcom,pcie-msm8996", .data = &ops_2_3_2 },
{ .compatible = "qcom,pcie-ipq8074", .data = &ops_2_3_3 },