1 From 73ae625da5c36300fccd809738e7c68f49ebce35 Mon Sep 17 00:00:00 2001
2 From: =?UTF-8?q?=C3=81lvaro=20Fern=C3=A1ndez=20Rojas?= <noltari@gmail.com>
3 Date: Tue, 23 Feb 2021 16:18:50 +0100
4 Subject: [PATCH 1/2] spi: bcm63xx-spi: fix pm_runtime
6 Content-Type: text/plain; charset=UTF-8
7 Content-Transfer-Encoding: 8bit
9 The driver sets auto_runtime_pm to true, but it doesn't call
10 pm_runtime_enable(), which results in "Failed to power device" when PM support
13 Signed-off-by: Álvaro Fernández Rojas <noltari@gmail.com>
14 Link: https://lore.kernel.org/r/20210223151851.4110-2-noltari@gmail.com
15 Signed-off-by: Mark Brown <broonie@kernel.org>
17 drivers/spi/spi-bcm63xx.c | 6 +++++-
18 1 file changed, 5 insertions(+), 1 deletion(-)
20 --- a/drivers/spi/spi-bcm63xx.c
21 +++ b/drivers/spi/spi-bcm63xx.c
22 @@ -593,11 +593,13 @@ static int bcm63xx_spi_probe(struct plat
24 bcm_spi_writeb(bs, SPI_INTR_CLEAR_ALL, SPI_INT_STATUS);
26 + pm_runtime_enable(&pdev->dev);
28 /* register and we are done */
29 ret = devm_spi_register_master(dev, master);
31 dev_err(dev, "spi register failed\n");
32 - goto out_clk_disable;
33 + goto out_pm_disable;
36 dev_info(dev, "at %pr (irq %d, FIFOs size %d)\n",
37 @@ -605,6 +607,8 @@ static int bcm63xx_spi_probe(struct plat
42 + pm_runtime_disable(&pdev->dev);
44 clk_disable_unprepare(clk);