* Add I2C support for the Ingenic X1000 SoC v3.
@ 2019-12-17 8:14 周琰杰 (Zhou Yanjie)
2019-12-17 8:14 ` [PATCH v3 0/2] " 周琰杰 (Zhou Yanjie)
` (2 more replies)
0 siblings, 3 replies; 7+ messages in thread
From: 周琰杰 (Zhou Yanjie) @ 2019-12-17 8:14 UTC (permalink / raw)
To: linux-mips
Cc: linux-kernel, linux-i2c, devicetree, robh+dt, paul.burton,
paulburton, mark.rutland, paul, sernia.zhou, zhenwenjin,
2374286503
v2->v3:
Fix coding-style issues.
^ permalink raw reply [flat|nested] 7+ messages in thread
* [PATCH v3 0/2] Add I2C support for the Ingenic X1000 SoC v3
2019-12-17 8:14 Add I2C support for the Ingenic X1000 SoC v3 周琰杰 (Zhou Yanjie)
@ 2019-12-17 8:14 ` 周琰杰 (Zhou Yanjie)
2019-12-17 8:14 ` [PATCH v3 1/2] dt-bindings: I2C: Add X1000 bindings 周琰杰 (Zhou Yanjie)
2019-12-17 8:14 ` [PATCH v3 2/2] I2C: JZ4780: Add support for the X1000 周琰杰 (Zhou Yanjie)
2 siblings, 0 replies; 7+ messages in thread
From: 周琰杰 (Zhou Yanjie) @ 2019-12-17 8:14 UTC (permalink / raw)
To: linux-mips
Cc: linux-kernel, linux-i2c, devicetree, robh+dt, paul.burton,
paulburton, mark.rutland, paul, sernia.zhou, zhenwenjin,
2374286503
v2->v3:
Fix coding-style issues.
周琰杰 (Zhou Yanjie) (2):
dt-bindings: I2C: Add X1000 bindings.
I2C: JZ4780: Add support for the X1000.
.../devicetree/bindings/i2c/i2c-jz4780.txt | 4 +-
drivers/i2c/busses/i2c-jz4780.c | 156 +++++++++++++++------
2 files changed, 119 insertions(+), 41 deletions(-)
--
2.7.4
^ permalink raw reply [flat|nested] 7+ messages in thread
* [PATCH v3 1/2] dt-bindings: I2C: Add X1000 bindings.
2019-12-17 8:14 Add I2C support for the Ingenic X1000 SoC v3 周琰杰 (Zhou Yanjie)
2019-12-17 8:14 ` [PATCH v3 0/2] " 周琰杰 (Zhou Yanjie)
@ 2019-12-17 8:14 ` 周琰杰 (Zhou Yanjie)
2019-12-18 22:18 ` Rob Herring
2020-01-06 14:47 ` Wolfram Sang
2019-12-17 8:14 ` [PATCH v3 2/2] I2C: JZ4780: Add support for the X1000 周琰杰 (Zhou Yanjie)
2 siblings, 2 replies; 7+ messages in thread
From: 周琰杰 (Zhou Yanjie) @ 2019-12-17 8:14 UTC (permalink / raw)
To: linux-mips
Cc: linux-kernel, linux-i2c, devicetree, robh+dt, paul.burton,
paulburton, mark.rutland, paul, sernia.zhou, zhenwenjin,
2374286503
Add the I2C bindings for the X1000 Soc from Ingenic.
Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
---
Notes:
v1->v2:
No change.
v2->v3:
No change.
Documentation/devicetree/bindings/i2c/i2c-jz4780.txt | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/Documentation/devicetree/bindings/i2c/i2c-jz4780.txt b/Documentation/devicetree/bindings/i2c/i2c-jz4780.txt
index 3738cfb..d229eff 100644
--- a/Documentation/devicetree/bindings/i2c/i2c-jz4780.txt
+++ b/Documentation/devicetree/bindings/i2c/i2c-jz4780.txt
@@ -1,7 +1,9 @@
* Ingenic JZ4780 I2C Bus controller
Required properties:
-- compatible: should be "ingenic,jz4780-i2c"
+- compatible: should be one of the following:
+ - "ingenic,jz4780-i2c" for the JZ4780
+ - "ingenic,x1000-i2c" for the X1000
- reg: Should contain the address & size of the I2C controller registers.
- interrupts: Should specify the interrupt provided by parent.
- clocks: Should contain a single clock specifier for the JZ4780 I2C clock.
--
2.7.4
^ permalink raw reply related [flat|nested] 7+ messages in thread
* [PATCH v3 2/2] I2C: JZ4780: Add support for the X1000.
2019-12-17 8:14 Add I2C support for the Ingenic X1000 SoC v3 周琰杰 (Zhou Yanjie)
2019-12-17 8:14 ` [PATCH v3 0/2] " 周琰杰 (Zhou Yanjie)
2019-12-17 8:14 ` [PATCH v3 1/2] dt-bindings: I2C: Add X1000 bindings 周琰杰 (Zhou Yanjie)
@ 2019-12-17 8:14 ` 周琰杰 (Zhou Yanjie)
2020-01-06 14:47 ` Wolfram Sang
2 siblings, 1 reply; 7+ messages in thread
From: 周琰杰 (Zhou Yanjie) @ 2019-12-17 8:14 UTC (permalink / raw)
To: linux-mips
Cc: linux-kernel, linux-i2c, devicetree, robh+dt, paul.burton,
paulburton, mark.rutland, paul, sernia.zhou, zhenwenjin,
2374286503
Add support for probing i2c driver on the X1000 Soc from Ingenic.
call the corresponding fifo parameter according to the device
model obtained from the devicetree.
Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Acked-by: Paul Cercueil <paul@crapouillou.net>
---
Notes:
v1->v2:
Add code to check device_get_match_data(), if it return a NULL ptr,
then print an error message and return -ENODEV.
v2->v3:
Fix coding-style issues.
drivers/i2c/busses/i2c-jz4780.c | 156 +++++++++++++++++++++++++++++-----------
1 file changed, 116 insertions(+), 40 deletions(-)
diff --git a/drivers/i2c/busses/i2c-jz4780.c b/drivers/i2c/busses/i2c-jz4780.c
index 25dcd73..16a67a6 100644
--- a/drivers/i2c/busses/i2c-jz4780.c
+++ b/drivers/i2c/busses/i2c-jz4780.c
@@ -4,6 +4,7 @@
*
* Copyright (C) 2006 - 2009 Ingenic Semiconductor Inc.
* Copyright (C) 2015 Imagination Technologies
+ * Copyright (C) 2019 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
*/
#include <linux/bitops.h>
@@ -17,6 +18,7 @@
#include <linux/io.h>
#include <linux/kernel.h>
#include <linux/module.h>
+#include <linux/of_device.h>
#include <linux/platform_device.h>
#include <linux/sched.h>
#include <linux/slab.h>
@@ -55,6 +57,7 @@
#define JZ4780_I2C_ACKGC 0x98
#define JZ4780_I2C_ENSTA 0x9C
#define JZ4780_I2C_SDAHD 0xD0
+#define X1000_I2C_SDAHD 0x7C
#define JZ4780_I2C_CTRL_STPHLD BIT(7)
#define JZ4780_I2C_CTRL_SLVDIS BIT(6)
@@ -73,6 +76,8 @@
#define JZ4780_I2C_STA_TFNF BIT(1)
#define JZ4780_I2C_STA_ACT BIT(0)
+#define X1000_I2C_DC_STOP BIT(9)
+
static const char * const jz4780_i2c_abrt_src[] = {
"ABRT_7B_ADDR_NOACK",
"ABRT_10ADDR1_NOACK",
@@ -130,18 +135,33 @@ static const char * const jz4780_i2c_abrt_src[] = {
#define JZ4780_I2CFLCNT_ADJUST(n) (((n) - 1) < 8 ? 8 : ((n) - 1))
#define JZ4780_I2C_FIFO_LEN 16
-#define TX_LEVEL 3
-#define RX_LEVEL (JZ4780_I2C_FIFO_LEN - TX_LEVEL - 1)
+
+#define X1000_I2C_FIFO_LEN 64
#define JZ4780_I2C_TIMEOUT 300
#define BUFSIZE 200
+enum ingenic_i2c_version {
+ ID_JZ4780,
+ ID_X1000,
+};
+
+/* ingenic_i2c_config: SoC specific config data. */
+struct ingenic_i2c_config {
+ enum ingenic_i2c_version version;
+
+ int fifosize;
+ int tx_level;
+ int rx_level;
+};
+
struct jz4780_i2c {
void __iomem *iomem;
int irq;
struct clk *clk;
struct i2c_adapter adap;
+ const struct ingenic_i2c_config *cdata;
/* lock to protect rbuf and wbuf between xfer_rd/wr and irq handler */
spinlock_t lock;
@@ -340,11 +360,18 @@ static int jz4780_i2c_set_speed(struct jz4780_i2c *i2c)
if (hold_time >= 0) {
/*i2c hold time enable */
- hold_time |= JZ4780_I2C_SDAHD_HDENB;
- jz4780_i2c_writew(i2c, JZ4780_I2C_SDAHD, hold_time);
+ if (i2c->cdata->version >= ID_X1000) {
+ jz4780_i2c_writew(i2c, X1000_I2C_SDAHD, hold_time);
+ } else {
+ hold_time |= JZ4780_I2C_SDAHD_HDENB;
+ jz4780_i2c_writew(i2c, JZ4780_I2C_SDAHD, hold_time);
+ }
} else {
/* disable hold time */
- jz4780_i2c_writew(i2c, JZ4780_I2C_SDAHD, 0);
+ if (i2c->cdata->version >= ID_X1000)
+ jz4780_i2c_writew(i2c, X1000_I2C_SDAHD, 0);
+ else
+ jz4780_i2c_writew(i2c, JZ4780_I2C_SDAHD, 0);
}
return 0;
@@ -359,9 +386,11 @@ static int jz4780_i2c_cleanup(struct jz4780_i2c *i2c)
spin_lock_irqsave(&i2c->lock, flags);
/* can send stop now if need */
- tmp = jz4780_i2c_readw(i2c, JZ4780_I2C_CTRL);
- tmp &= ~JZ4780_I2C_CTRL_STPHLD;
- jz4780_i2c_writew(i2c, JZ4780_I2C_CTRL, tmp);
+ if (i2c->cdata->version < ID_X1000) {
+ tmp = jz4780_i2c_readw(i2c, JZ4780_I2C_CTRL);
+ tmp &= ~JZ4780_I2C_CTRL_STPHLD;
+ jz4780_i2c_writew(i2c, JZ4780_I2C_CTRL, tmp);
+ }
/* disable all interrupts first */
jz4780_i2c_writew(i2c, JZ4780_I2C_INTM, 0);
@@ -399,11 +428,19 @@ static int jz4780_i2c_prepare(struct jz4780_i2c *i2c)
return jz4780_i2c_enable(i2c);
}
-static void jz4780_i2c_send_rcmd(struct jz4780_i2c *i2c, int cmd_count)
+static void jz4780_i2c_send_rcmd(struct jz4780_i2c *i2c,
+ int cmd_count,
+ int cmd_left)
{
int i;
- for (i = 0; i < cmd_count; i++)
+ for (i = 0; i < cmd_count - 1; i++)
+ jz4780_i2c_writew(i2c, JZ4780_I2C_DC, JZ4780_I2C_DC_READ);
+
+ if ((cmd_left == 0) && (i2c->cdata->version >= ID_X1000))
+ jz4780_i2c_writew(i2c, JZ4780_I2C_DC,
+ JZ4780_I2C_DC_READ | X1000_I2C_DC_STOP);
+ else
jz4780_i2c_writew(i2c, JZ4780_I2C_DC, JZ4780_I2C_DC_READ);
}
@@ -458,37 +495,44 @@ static irqreturn_t jz4780_i2c_irq(int irqno, void *dev_id)
rd_left = i2c->rd_total_len - i2c->rd_data_xfered;
- if (rd_left <= JZ4780_I2C_FIFO_LEN)
+ if (rd_left <= i2c->cdata->fifosize)
jz4780_i2c_writew(i2c, JZ4780_I2C_RXTL, rd_left - 1);
}
if (intst & JZ4780_I2C_INTST_TXEMP) {
if (i2c->is_write == 0) {
int cmd_left = i2c->rd_total_len - i2c->rd_cmd_xfered;
- int max_send = (JZ4780_I2C_FIFO_LEN - 1)
+ int max_send = (i2c->cdata->fifosize - 1)
- (i2c->rd_cmd_xfered
- i2c->rd_data_xfered);
int cmd_to_send = min(cmd_left, max_send);
if (i2c->rd_cmd_xfered != 0)
cmd_to_send = min(cmd_to_send,
- JZ4780_I2C_FIFO_LEN
- - TX_LEVEL - 1);
+ i2c->cdata->fifosize
+ - i2c->cdata->tx_level - 1);
if (cmd_to_send) {
- jz4780_i2c_send_rcmd(i2c, cmd_to_send);
i2c->rd_cmd_xfered += cmd_to_send;
+ cmd_left = i2c->rd_total_len -
+ i2c->rd_cmd_xfered;
+ jz4780_i2c_send_rcmd(i2c,
+ cmd_to_send, cmd_left);
+
}
- cmd_left = i2c->rd_total_len - i2c->rd_cmd_xfered;
if (cmd_left == 0) {
intmsk = jz4780_i2c_readw(i2c, JZ4780_I2C_INTM);
intmsk &= ~JZ4780_I2C_INTM_MTXEMP;
jz4780_i2c_writew(i2c, JZ4780_I2C_INTM, intmsk);
- tmp = jz4780_i2c_readw(i2c, JZ4780_I2C_CTRL);
- tmp &= ~JZ4780_I2C_CTRL_STPHLD;
- jz4780_i2c_writew(i2c, JZ4780_I2C_CTRL, tmp);
+ if (i2c->cdata->version < ID_X1000) {
+ tmp = jz4780_i2c_readw(i2c,
+ JZ4780_I2C_CTRL);
+ tmp &= ~JZ4780_I2C_CTRL_STPHLD;
+ jz4780_i2c_writew(i2c,
+ JZ4780_I2C_CTRL, tmp);
+ }
}
} else {
unsigned short data;
@@ -497,23 +541,26 @@ static irqreturn_t jz4780_i2c_irq(int irqno, void *dev_id)
i2c_sta = jz4780_i2c_readw(i2c, JZ4780_I2C_STA);
while ((i2c_sta & JZ4780_I2C_STA_TFNF) &&
- (i2c->wt_len > 0)) {
+ (i2c->wt_len > 0)) {
i2c_sta = jz4780_i2c_readw(i2c, JZ4780_I2C_STA);
data = *i2c->wbuf;
data &= ~JZ4780_I2C_DC_READ;
- jz4780_i2c_writew(i2c, JZ4780_I2C_DC,
- data);
+ if ((!i2c->stop_hold) && (i2c->cdata->version >=
+ ID_X1000))
+ data |= X1000_I2C_DC_STOP;
+ jz4780_i2c_writew(i2c, JZ4780_I2C_DC, data);
i2c->wbuf++;
i2c->wt_len--;
}
if (i2c->wt_len == 0) {
- if (!i2c->stop_hold) {
+ if ((!i2c->stop_hold) && (i2c->cdata->version <
+ ID_X1000)) {
tmp = jz4780_i2c_readw(i2c,
- JZ4780_I2C_CTRL);
+ JZ4780_I2C_CTRL);
tmp &= ~JZ4780_I2C_CTRL_STPHLD;
- jz4780_i2c_writew(i2c, JZ4780_I2C_CTRL,
- tmp);
+ jz4780_i2c_writew(i2c,
+ JZ4780_I2C_CTRL, tmp);
}
jz4780_i2c_trans_done(i2c);
@@ -567,20 +614,22 @@ static inline int jz4780_i2c_xfer_read(struct jz4780_i2c *i2c,
i2c->rd_data_xfered = 0;
i2c->rd_cmd_xfered = 0;
- if (len <= JZ4780_I2C_FIFO_LEN)
+ if (len <= i2c->cdata->fifosize)
jz4780_i2c_writew(i2c, JZ4780_I2C_RXTL, len - 1);
else
- jz4780_i2c_writew(i2c, JZ4780_I2C_RXTL, RX_LEVEL);
+ jz4780_i2c_writew(i2c, JZ4780_I2C_RXTL, i2c->cdata->rx_level);
- jz4780_i2c_writew(i2c, JZ4780_I2C_TXTL, TX_LEVEL);
+ jz4780_i2c_writew(i2c, JZ4780_I2C_TXTL, i2c->cdata->tx_level);
jz4780_i2c_writew(i2c, JZ4780_I2C_INTM,
JZ4780_I2C_INTM_MRXFL | JZ4780_I2C_INTM_MTXEMP
| JZ4780_I2C_INTM_MTXABT | JZ4780_I2C_INTM_MRXOF);
- tmp = jz4780_i2c_readw(i2c, JZ4780_I2C_CTRL);
- tmp |= JZ4780_I2C_CTRL_STPHLD;
- jz4780_i2c_writew(i2c, JZ4780_I2C_CTRL, tmp);
+ if (i2c->cdata->version < ID_X1000) {
+ tmp = jz4780_i2c_readw(i2c, JZ4780_I2C_CTRL);
+ tmp |= JZ4780_I2C_CTRL_STPHLD;
+ jz4780_i2c_writew(i2c, JZ4780_I2C_CTRL, tmp);
+ }
spin_unlock_irqrestore(&i2c->lock, flags);
@@ -626,14 +675,16 @@ static inline int jz4780_i2c_xfer_write(struct jz4780_i2c *i2c,
i2c->wbuf = buf;
i2c->wt_len = len;
- jz4780_i2c_writew(i2c, JZ4780_I2C_TXTL, TX_LEVEL);
+ jz4780_i2c_writew(i2c, JZ4780_I2C_TXTL, i2c->cdata->tx_level);
jz4780_i2c_writew(i2c, JZ4780_I2C_INTM, JZ4780_I2C_INTM_MTXEMP
| JZ4780_I2C_INTM_MTXABT);
- tmp = jz4780_i2c_readw(i2c, JZ4780_I2C_CTRL);
- tmp |= JZ4780_I2C_CTRL_STPHLD;
- jz4780_i2c_writew(i2c, JZ4780_I2C_CTRL, tmp);
+ if (i2c->cdata->version < ID_X1000) {
+ tmp = jz4780_i2c_readw(i2c, JZ4780_I2C_CTRL);
+ tmp |= JZ4780_I2C_CTRL_STPHLD;
+ jz4780_i2c_writew(i2c, JZ4780_I2C_CTRL, tmp);
+ }
spin_unlock_irqrestore(&i2c->lock, flags);
@@ -716,8 +767,25 @@ static const struct i2c_algorithm jz4780_i2c_algorithm = {
.functionality = jz4780_i2c_functionality,
};
+static const struct ingenic_i2c_config jz4780_i2c_config = {
+ .version = ID_JZ4780,
+
+ .fifosize = JZ4780_I2C_FIFO_LEN,
+ .tx_level = JZ4780_I2C_FIFO_LEN / 2,
+ .rx_level = JZ4780_I2C_FIFO_LEN / 2 - 1,
+};
+
+static const struct ingenic_i2c_config x1000_i2c_config = {
+ .version = ID_X1000,
+
+ .fifosize = X1000_I2C_FIFO_LEN,
+ .tx_level = X1000_I2C_FIFO_LEN / 2,
+ .rx_level = X1000_I2C_FIFO_LEN / 2 - 1,
+};
+
static const struct of_device_id jz4780_i2c_of_matches[] = {
- { .compatible = "ingenic,jz4780-i2c", },
+ { .compatible = "ingenic,jz4780-i2c", .data = &jz4780_i2c_config },
+ { .compatible = "ingenic,x1000-i2c", .data = &x1000_i2c_config },
{ /* sentinel */ }
};
MODULE_DEVICE_TABLE(of, jz4780_i2c_of_matches);
@@ -734,6 +802,12 @@ static int jz4780_i2c_probe(struct platform_device *pdev)
if (!i2c)
return -ENOMEM;
+ i2c->cdata = device_get_match_data(&pdev->dev);
+ if (!i2c->cdata) {
+ dev_err(&pdev->dev, "Error: No device match found\n");
+ return -ENODEV;
+ }
+
i2c->adap.owner = THIS_MODULE;
i2c->adap.algo = &jz4780_i2c_algorithm;
i2c->adap.algo_data = i2c;
@@ -777,9 +851,11 @@ static int jz4780_i2c_probe(struct platform_device *pdev)
dev_info(&pdev->dev, "Bus frequency is %d KHz\n", i2c->speed);
- tmp = jz4780_i2c_readw(i2c, JZ4780_I2C_CTRL);
- tmp &= ~JZ4780_I2C_CTRL_STPHLD;
- jz4780_i2c_writew(i2c, JZ4780_I2C_CTRL, tmp);
+ if (i2c->cdata->version < ID_X1000) {
+ tmp = jz4780_i2c_readw(i2c, JZ4780_I2C_CTRL);
+ tmp &= ~JZ4780_I2C_CTRL_STPHLD;
+ jz4780_i2c_writew(i2c, JZ4780_I2C_CTRL, tmp);
+ }
jz4780_i2c_writew(i2c, JZ4780_I2C_INTM, 0x0);
--
2.7.4
^ permalink raw reply related [flat|nested] 7+ messages in thread
* Re: [PATCH v3 1/2] dt-bindings: I2C: Add X1000 bindings.
2019-12-17 8:14 ` [PATCH v3 1/2] dt-bindings: I2C: Add X1000 bindings 周琰杰 (Zhou Yanjie)
@ 2019-12-18 22:18 ` Rob Herring
2020-01-06 14:47 ` Wolfram Sang
1 sibling, 0 replies; 7+ messages in thread
From: Rob Herring @ 2019-12-18 22:18 UTC (permalink / raw)
To: 周琰杰 (Zhou Yanjie)
Cc: linux-mips, linux-kernel, linux-i2c, devicetree, robh+dt,
paul.burton, paulburton, mark.rutland, paul, sernia.zhou,
zhenwenjin, 2374286503
On Tue, 17 Dec 2019 16:14:09 +0800, =?UTF-8?q?=E5=91=A8=E7=90=B0=E6=9D=B0=20=28Zhou=20Yanjie=29?= wrote:
> Add the I2C bindings for the X1000 Soc from Ingenic.
>
> Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
> ---
>
> Notes:
> v1->v2:
> No change.
>
> v2->v3:
> No change.
>
> Documentation/devicetree/bindings/i2c/i2c-jz4780.txt | 4 +++-
> 1 file changed, 3 insertions(+), 1 deletion(-)
>
Acked-by: Rob Herring <robh@kernel.org>
^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [PATCH v3 1/2] dt-bindings: I2C: Add X1000 bindings.
2019-12-17 8:14 ` [PATCH v3 1/2] dt-bindings: I2C: Add X1000 bindings 周琰杰 (Zhou Yanjie)
2019-12-18 22:18 ` Rob Herring
@ 2020-01-06 14:47 ` Wolfram Sang
1 sibling, 0 replies; 7+ messages in thread
From: Wolfram Sang @ 2020-01-06 14:47 UTC (permalink / raw)
To: 周琰杰 (Zhou Yanjie)
Cc: linux-mips, linux-kernel, linux-i2c, devicetree, robh+dt,
paul.burton, paulburton, mark.rutland, paul, sernia.zhou,
zhenwenjin, 2374286503
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On Tue, Dec 17, 2019 at 04:14:09PM +0800, 周琰杰 (Zhou Yanjie) wrote:
> Add the I2C bindings for the X1000 Soc from Ingenic.
>
> Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
Applied to for-next, thanks!
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^ permalink raw reply [flat|nested] 7+ messages in thread
* Re: [PATCH v3 2/2] I2C: JZ4780: Add support for the X1000.
2019-12-17 8:14 ` [PATCH v3 2/2] I2C: JZ4780: Add support for the X1000 周琰杰 (Zhou Yanjie)
@ 2020-01-06 14:47 ` Wolfram Sang
0 siblings, 0 replies; 7+ messages in thread
From: Wolfram Sang @ 2020-01-06 14:47 UTC (permalink / raw)
To: 周琰杰 (Zhou Yanjie)
Cc: linux-mips, linux-kernel, linux-i2c, devicetree, robh+dt,
paul.burton, paulburton, mark.rutland, paul, sernia.zhou,
zhenwenjin, 2374286503
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On Tue, Dec 17, 2019 at 04:14:10PM +0800, 周琰杰 (Zhou Yanjie) wrote:
> Add support for probing i2c driver on the X1000 Soc from Ingenic.
> call the corresponding fifo parameter according to the device
> model obtained from the devicetree.
>
> Signed-off-by: 周琰杰 (Zhou Yanjie) <zhouyanjie@wanyeetech.com>
> Acked-by: Paul Cercueil <paul@crapouillou.net>
Applied to for-next, thanks!
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^ permalink raw reply [flat|nested] 7+ messages in thread
end of thread, other threads:[~2020-01-06 14:47 UTC | newest]
Thread overview: 7+ messages (download: mbox.gz / follow: Atom feed)
-- links below jump to the message on this page --
2019-12-17 8:14 Add I2C support for the Ingenic X1000 SoC v3 周琰杰 (Zhou Yanjie)
2019-12-17 8:14 ` [PATCH v3 0/2] " 周琰杰 (Zhou Yanjie)
2019-12-17 8:14 ` [PATCH v3 1/2] dt-bindings: I2C: Add X1000 bindings 周琰杰 (Zhou Yanjie)
2019-12-18 22:18 ` Rob Herring
2020-01-06 14:47 ` Wolfram Sang
2019-12-17 8:14 ` [PATCH v3 2/2] I2C: JZ4780: Add support for the X1000 周琰杰 (Zhou Yanjie)
2020-01-06 14:47 ` Wolfram Sang
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