34 lines
1.2 KiB
Diff
34 lines
1.2 KiB
Diff
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From ad65f02fd73e9a700f1693a4513ae923ca07beb0 Mon Sep 17 00:00:00 2001
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From: Chuanhong Guo <gch981213@gmail.com>
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Date: Sun, 15 Mar 2020 20:13:38 +0800
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Subject: [PATCH] gpio: mt7621: add BGPIOF_NO_SET_ON_INPUT flag
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MIME-Version: 1.0
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Content-Type: text/plain; charset=UTF-8
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Content-Transfer-Encoding: 8bit
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DSET/DCLR registers only works on output pins. Add corresponding
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BGPIOF_NO_SET_ON_INPUT flag to bgpio_init call to fix direction_out
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behavior.
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Signed-off-by: Chuanhong Guo <gch981213@gmail.com>
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Tested-by: René van Dorst <opensource@vdorst.com>
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Reviewed-by: Sergio Paracuellos <sergio.paracuellos@gmail.com>
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Signed-off-by: Bartosz Golaszewski <bgolaszewski@baylibre.com>
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---
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drivers/gpio/gpio-mt7621.c | 4 ++--
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1 file changed, 2 insertions(+), 2 deletions(-)
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--- a/drivers/gpio/gpio-mt7621.c
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+++ b/drivers/gpio/gpio-mt7621.c
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@@ -227,8 +227,8 @@ mediatek_gpio_bank_probe(struct device *
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ctrl = mtk->base + GPIO_REG_DCLR + (rg->bank * GPIO_BANK_STRIDE);
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diro = mtk->base + GPIO_REG_CTRL + (rg->bank * GPIO_BANK_STRIDE);
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- ret = bgpio_init(&rg->chip, dev, 4,
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- dat, set, ctrl, diro, NULL, 0);
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+ ret = bgpio_init(&rg->chip, dev, 4, dat, set, ctrl, diro, NULL,
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+ BGPIOF_NO_SET_ON_INPUT);
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if (ret) {
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dev_err(dev, "bgpio_init() failed\n");
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return ret;
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