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@@ -1,38 +0,0 @@
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-From: Tim Harvey <[email protected]>
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-Subject: [PATCH] i2c: imx: retry on NAK
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-
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-In case of busy i2c try again to get ACK.
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-
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-Signed-off-by: Tim Harvey <[email protected]>
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-Tested-by: Luka Perkov <[email protected]>
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----
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- drivers/i2c/busses/i2c-imx.c | 4 +++-
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- 1 file changed, 3 insertions(+), 1 deletion(-)
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-
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---- a/drivers/i2c/busses/i2c-imx.c
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-+++ b/drivers/i2c/busses/i2c-imx.c
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-@@ -62,6 +62,7 @@
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-
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- /* Default value */
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- #define IMX_I2C_BIT_RATE 100000 /* 100kHz */
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-+#define IMX_I2C_MAX_RETRIES 3 /* number of retries to attempt */
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-
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- /* IMX I2C registers */
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- #define IMX_I2C_IADR 0x00 /* i2c slave address */
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-@@ -198,7 +199,7 @@ static int i2c_imx_acked(struct imx_i2c_
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- {
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- if (readb(i2c_imx->base + IMX_I2C_I2SR) & I2SR_RXAK) {
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- dev_dbg(&i2c_imx->adapter.dev, "<%s> No ACK\n", __func__);
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-- return -EIO; /* No ACK */
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-+ return -EAGAIN; /* try again */
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- }
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-
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- dev_dbg(&i2c_imx->adapter.dev, "<%s> ACK received\n", __func__);
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-@@ -533,6 +534,7 @@ static int __init i2c_imx_probe(struct p
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- i2c_imx->adapter.dev.parent = &pdev->dev;
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- i2c_imx->adapter.nr = pdev->id;
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- i2c_imx->adapter.dev.of_node = pdev->dev.of_node;
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-+ i2c_imx->adapter.retries = IMX_I2C_MAX_RETRIES;
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- i2c_imx->base = base;
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-
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- pinctrl = devm_pinctrl_get_select_default(&pdev->dev);
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