openwrt/target/linux/ramips/patches-5.4/999-fix-pci-init-mt7620.patch
DENG Qingfang 6be0da90a1 ramips: refresh patches
Removed upstreamed/solved elsewhere upstream:
- 0001-MIPS-ralink-Add-rt3352-SPI_CS1-pinmux.patch
- 0002-MIPS-pci-rt2880-set-pci-controller-of_node.patch
- 0004-MIPS-ralink-add-MT7621-pcie-driver.patch
- 0009-PCI-MIPS-enable-PCIe-on-MT7688.patch
- 0025-pinctrl-ralink-add-pinctrl-driver.patch
- 0028-GPIO-ralink-add-mt7621-gpio-controller.patch
- 0043-spi-add-mt7621-support.patch
- 0045-i2c-add-mt7621-driver.patch
- 0047-DMA-ralink-add-rt2880-dma-engine.patch
- 0053-mtd-spi-nor-add-w25q256-3b-mode-switch.patch
- 0054-mtd-spi-nor-w25q256-respect-default-mode.patch
- 0099-pci-mt7620.patch
- 304-spi-nor-enable-4B-opcodes-for-mx25l25635f.patch

Removed because of the new NAND driver:
- 0038-Revert-mtd-nand-Remove-unused-chip-write_page-hook.patch
- 0039-mtd-add-mt7621-nand-support.patch
- 0040-nand-hack.patch

Remove patch that no longer applies (needs rework):
- 0034-NET-multi-phy-support.patch

Signed-off-by: DENG Qingfang <dengqf6@mail2.sysu.edu.cn>
2020-04-04 12:04:13 +08:00

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;