mirror of https://github.com/hak5/openwrt-owl.git
23 lines
770 B
Diff
23 lines
770 B
Diff
--- a/drivers/i2c/busses/i2c-imx.c
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+++ b/drivers/i2c/busses/i2c-imx.c
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@@ -468,6 +468,8 @@ static int i2c_imx_acked(struct imx_i2c_
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{
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if (imx_i2c_read_reg(i2c_imx, IMX_I2C_I2SR) & I2SR_RXAK) {
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dev_dbg(&i2c_imx->adapter.dev, "<%s> No ACK\n", __func__);
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+ if (i2c_imx->adapter.retries)
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+ return -EAGAIN;
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return -ENXIO; /* No ACK */
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}
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@@ -1073,6 +1075,10 @@ static int i2c_imx_probe(struct platform
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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->base = base;
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+ if (of_machine_is_compatible("gw,ventana") && phy_addr == 0x021a0000) {
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+ dev_info(&pdev->dev, "Adding retries for Ventana GSC\n");
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+ i2c_imx->adapter.retries = 3;
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+ }
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/* Get I2C clock */
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i2c_imx->clk = devm_clk_get(&pdev->dev, NULL);
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