diff options
Diffstat (limited to 'target/linux/bmips/patches-5.10/041-v5.12-spi-bcm63xx-spi-fix-pm_runtime.patch')
| -rw-r--r-- | target/linux/bmips/patches-5.10/041-v5.12-spi-bcm63xx-spi-fix-pm_runtime.patch | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/target/linux/bmips/patches-5.10/041-v5.12-spi-bcm63xx-spi-fix-pm_runtime.patch b/target/linux/bmips/patches-5.10/041-v5.12-spi-bcm63xx-spi-fix-pm_runtime.patch new file mode 100644 index 0000000000..3fe7a552cd --- /dev/null +++ b/target/linux/bmips/patches-5.10/041-v5.12-spi-bcm63xx-spi-fix-pm_runtime.patch @@ -0,0 +1,45 @@ +From 73ae625da5c36300fccd809738e7c68f49ebce35 Mon Sep 17 00:00:00 2001 +From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com> +Date: Tue, 23 Feb 2021 16:18:50 +0100 +Subject: [PATCH 1/2] spi: bcm63xx-spi: fix pm_runtime +MIME-Version: 1.0 +Content-Type: text/plain; charset=UTF-8 +Content-Transfer-Encoding: 8bit + +The driver sets auto_runtime_pm to true, but it doesn't call +pm_runtime_enable(), which results in "Failed to power device" when PM support +is enabled. + +Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com> +Link: https://lore.kernel.org/r/20210223151851.4110-2-noltari@gmail.com +Signed-off-by: Mark Brown <broonie@kernel.org> +--- + drivers/spi/spi-bcm63xx.c | 6 +++++- + 1 file changed, 5 insertions(+), 1 deletion(-) + +--- a/drivers/spi/spi-bcm63xx.c ++++ b/drivers/spi/spi-bcm63xx.c +@@ -593,11 +593,13 @@ static int bcm63xx_spi_probe(struct plat + + bcm_spi_writeb(bs, SPI_INTR_CLEAR_ALL, SPI_INT_STATUS); + ++ pm_runtime_enable(&pdev->dev); ++ + /* register and we are done */ + ret = devm_spi_register_master(dev, master); + if (ret) { + dev_err(dev, "spi register failed\n"); +- goto out_clk_disable; ++ goto out_pm_disable; + } + + dev_info(dev, "at %pr (irq %d, FIFOs size %d)\n", +@@ -605,6 +607,8 @@ static int bcm63xx_spi_probe(struct plat + + return 0; + ++out_pm_disable: ++ pm_runtime_disable(&pdev->dev); + out_clk_disable: + clk_disable_unprepare(clk); + out_err: |