From a5969cabbb4660eab42b6ef0412cbbd1200cf14d Mon Sep 17 00:00:00 2001
From: hc <hc@nodka.com>
Date: Sat, 12 Oct 2024 07:10:09 +0000
Subject: [PATCH] 修改led为gpio
---
kernel/drivers/i2c/busses/i2c-xlp9xx.c | 26 ++++++++++++--------------
1 files changed, 12 insertions(+), 14 deletions(-)
diff --git a/kernel/drivers/i2c/busses/i2c-xlp9xx.c b/kernel/drivers/i2c/busses/i2c-xlp9xx.c
index 8a87397..6d24dc3 100644
--- a/kernel/drivers/i2c/busses/i2c-xlp9xx.c
+++ b/kernel/drivers/i2c/busses/i2c-xlp9xx.c
@@ -71,8 +71,6 @@
#define XLP9XX_I2C_SLAVEADDR_ADDR_SHIFT 1
#define XLP9XX_I2C_IP_CLK_FREQ 133000000UL
-#define XLP9XX_I2C_DEFAULT_FREQ 100000
-#define XLP9XX_I2C_HIGH_FREQ 400000
#define XLP9XX_I2C_FIFO_SIZE 0x80U
#define XLP9XX_I2C_TIMEOUT_MS 1000
#define XLP9XX_I2C_BUSY_TIMEOUT 50
@@ -476,12 +474,12 @@
err = device_property_read_u32(&pdev->dev, "clock-frequency", &freq);
if (err) {
- freq = XLP9XX_I2C_DEFAULT_FREQ;
+ freq = I2C_MAX_STANDARD_MODE_FREQ;
dev_dbg(&pdev->dev, "using default frequency %u\n", freq);
- } else if (freq == 0 || freq > XLP9XX_I2C_HIGH_FREQ) {
+ } else if (freq == 0 || freq > I2C_MAX_FAST_MODE_FREQ) {
dev_warn(&pdev->dev, "invalid frequency %u, using default\n",
freq);
- freq = XLP9XX_I2C_DEFAULT_FREQ;
+ freq = I2C_MAX_STANDARD_MODE_FREQ;
}
priv->clk_hz = freq;
@@ -491,12 +489,16 @@
static int xlp9xx_i2c_smbus_setup(struct xlp9xx_i2c_dev *priv,
struct platform_device *pdev)
{
+ struct i2c_client *ara;
+
if (!priv->alert_data.irq)
return -EINVAL;
- priv->ara = i2c_setup_smbus_alert(&priv->adapter, &priv->alert_data);
- if (!priv->ara)
- return -ENODEV;
+ ara = i2c_new_smbus_alert_device(&priv->adapter, &priv->alert_data);
+ if (IS_ERR(ara))
+ return PTR_ERR(ara);
+
+ priv->ara = ara;
return 0;
}
@@ -504,23 +506,19 @@
static int xlp9xx_i2c_probe(struct platform_device *pdev)
{
struct xlp9xx_i2c_dev *priv;
- struct resource *res;
int err = 0;
priv = devm_kzalloc(&pdev->dev, sizeof(*priv), GFP_KERNEL);
if (!priv)
return -ENOMEM;
- res = platform_get_resource(pdev, IORESOURCE_MEM, 0);
- priv->base = devm_ioremap_resource(&pdev->dev, res);
+ priv->base = devm_platform_ioremap_resource(pdev, 0);
if (IS_ERR(priv->base))
return PTR_ERR(priv->base);
priv->irq = platform_get_irq(pdev, 0);
- if (priv->irq <= 0) {
- dev_err(&pdev->dev, "invalid irq!\n");
+ if (priv->irq < 0)
return priv->irq;
- }
/* SMBAlert irq */
priv->alert_data.irq = platform_get_irq(pdev, 1);
if (priv->alert_data.irq <= 0)
--
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