openwrt/target/linux/ramips/patches-5.10/330-fix-pci-init-mt7620.patch
Ilya Lipnitskiy ef1e652016 ramips: 5.10: rename patches to follow guide
Rename patches to follow the 3-digit classification from the OpenWrt
Developer Guide.

https://openwrt.org/docs/guide-developer/build-system/use-patches-with-buildsystem#naming_patches

Signed-off-by: Ilya Lipnitskiy <ilya.lipnitskiy@gmail.com>
2021-03-06 11:24:12 +01:00

22 lines
704 B
Diff

--- a/arch/mips/pci/pci-mt7620.c
+++ b/arch/mips/pci/pci-mt7620.c
@@ -32,6 +32,7 @@
#define PPLL_CFG1 0x9c
#define PPLL_DRV 0xa0
+#define PPLL_LD BIT(23)
#define PDRV_SW_SET BIT(31)
#define LC_CKDRVPD BIT(19)
#define LC_CKDRVOHZ BIT(18)
@@ -239,8 +240,8 @@ static int mt7620_pci_hw_init(struct pla
rt_sysc_m32(0, RALINK_PCIE0_CLK_EN, RALINK_CLKCFG1);
mdelay(100);
- if (!(rt_sysc_r32(PPLL_CFG1) & PDRV_SW_SET)) {
- dev_err(&pdev->dev, "MT7620 PPLL unlock\n");
+ if (!(rt_sysc_r32(PPLL_CFG1) & PPLL_LD)) {
+ dev_err(&pdev->dev, "MT7620 PPLL is unlocked, aborting init\n");
reset_control_assert(rstpcie0);
rt_sysc_m32(RALINK_PCIE0_CLK_EN, 0, RALINK_CLKCFG1);
return -1;