diff options
Diffstat (limited to 'target/linux/generic/backport-5.4/810-v5.8-i2c-pxa-move-private-definitions-to-i2c-pxa.c.patch')
| -rw-r--r-- | target/linux/generic/backport-5.4/810-v5.8-i2c-pxa-move-private-definitions-to-i2c-pxa.c.patch | 128 |
1 files changed, 0 insertions, 128 deletions
diff --git a/target/linux/generic/backport-5.4/810-v5.8-i2c-pxa-move-private-definitions-to-i2c-pxa.c.patch b/target/linux/generic/backport-5.4/810-v5.8-i2c-pxa-move-private-definitions-to-i2c-pxa.c.patch deleted file mode 100644 index dda463052f..0000000000 --- a/target/linux/generic/backport-5.4/810-v5.8-i2c-pxa-move-private-definitions-to-i2c-pxa.c.patch +++ /dev/null @@ -1,128 +0,0 @@ -From: Russell King <rmk+kernel@armlinux.org.uk> -Bcc: linux@mail.armlinux.org.uk -Cc: linux-i2c@vger.kernel.org -Subject: [PATCH 08/17] i2c: pxa: move private definitions to i2c-pxa.c -MIME-Version: 1.0 -Content-Disposition: inline -Content-Transfer-Encoding: 8bit -Content-Type: text/plain; charset="utf-8" - -Move driver-private definitions out of the i2c-pxa.h platform data -header file into the driver itself. Nothing outside of the driver -makes use of these constants. - -Signed-off-by: Russell King <rmk+kernel@armlinux.org.uk> ---- - drivers/i2c/busses/i2c-pxa.c | 43 ++++++++++++++++++++++++ - include/linux/platform_data/i2c-pxa.h | 48 --------------------------- - 2 files changed, 43 insertions(+), 48 deletions(-) - ---- a/drivers/i2c/busses/i2c-pxa.c -+++ b/drivers/i2c/busses/i2c-pxa.c -@@ -86,6 +86,49 @@ - #define IWCR_HS_CNT2_SHIFT 10 - #define IWCR_HS_CNT2_MASK (0x1F << IWCR_HS_CNT2_SHIFT) - -+/* need a longer timeout if we're dealing with the fact we may well be -+ * looking at a multi-master environment -+ */ -+#define DEF_TIMEOUT 32 -+ -+#define BUS_ERROR (-EREMOTEIO) -+#define XFER_NAKED (-ECONNREFUSED) -+#define I2C_RETRY (-2000) /* an error has occurred retry transmit */ -+ -+/* ICR initialize bit values -+ * -+ * 15 FM 0 (100 kHz operation) -+ * 14 UR 0 (No unit reset) -+ * 13 SADIE 0 (Disables the unit from interrupting on slave addresses -+ * matching its slave address) -+ * 12 ALDIE 0 (Disables the unit from interrupt when it loses arbitration -+ * in master mode) -+ * 11 SSDIE 0 (Disables interrupts from a slave stop detected, in slave mode) -+ * 10 BEIE 1 (Enable interrupts from detected bus errors, no ACK sent) -+ * 9 IRFIE 1 (Enable interrupts from full buffer received) -+ * 8 ITEIE 1 (Enables the I2C unit to interrupt when transmit buffer empty) -+ * 7 GCD 1 (Disables i2c unit response to general call messages as a slave) -+ * 6 IUE 0 (Disable unit until we change settings) -+ * 5 SCLE 1 (Enables the i2c clock output for master mode (drives SCL) -+ * 4 MA 0 (Only send stop with the ICR stop bit) -+ * 3 TB 0 (We are not transmitting a byte initially) -+ * 2 ACKNAK 0 (Send an ACK after the unit receives a byte) -+ * 1 STOP 0 (Do not send a STOP) -+ * 0 START 0 (Do not send a START) -+ */ -+#define I2C_ICR_INIT (ICR_BEIE | ICR_IRFIE | ICR_ITEIE | ICR_GCD | ICR_SCLE) -+ -+/* I2C status register init values -+ * -+ * 10 BED 1 (Clear bus error detected) -+ * 9 SAD 1 (Clear slave address detected) -+ * 7 IRF 1 (Clear IDBR Receive Full) -+ * 6 ITE 1 (Clear IDBR Transmit Empty) -+ * 5 ALD 1 (Clear Arbitration Loss Detected) -+ * 4 SSD 1 (Clear Slave Stop Detected) -+ */ -+#define I2C_ISR_INIT 0x7FF /* status register init */ -+ - struct pxa_reg_layout { - u32 ibmr; - u32 idbr; ---- a/include/linux/platform_data/i2c-pxa.h -+++ b/include/linux/platform_data/i2c-pxa.h -@@ -7,54 +7,6 @@ - #ifndef _I2C_PXA_H_ - #define _I2C_PXA_H_ - --#if 0 --#define DEF_TIMEOUT 3 --#else --/* need a longer timeout if we're dealing with the fact we may well be -- * looking at a multi-master environment --*/ --#define DEF_TIMEOUT 32 --#endif -- --#define BUS_ERROR (-EREMOTEIO) --#define XFER_NAKED (-ECONNREFUSED) --#define I2C_RETRY (-2000) /* an error has occurred retry transmit */ -- --/* ICR initialize bit values --* --* 15. FM 0 (100 Khz operation) --* 14. UR 0 (No unit reset) --* 13. SADIE 0 (Disables the unit from interrupting on slave addresses --* matching its slave address) --* 12. ALDIE 0 (Disables the unit from interrupt when it loses arbitration --* in master mode) --* 11. SSDIE 0 (Disables interrupts from a slave stop detected, in slave mode) --* 10. BEIE 1 (Enable interrupts from detected bus errors, no ACK sent) --* 9. IRFIE 1 (Enable interrupts from full buffer received) --* 8. ITEIE 1 (Enables the I2C unit to interrupt when transmit buffer empty) --* 7. GCD 1 (Disables i2c unit response to general call messages as a slave) --* 6. IUE 0 (Disable unit until we change settings) --* 5. SCLE 1 (Enables the i2c clock output for master mode (drives SCL) --* 4. MA 0 (Only send stop with the ICR stop bit) --* 3. TB 0 (We are not transmitting a byte initially) --* 2. ACKNAK 0 (Send an ACK after the unit receives a byte) --* 1. STOP 0 (Do not send a STOP) --* 0. START 0 (Do not send a START) --* --*/ --#define I2C_ICR_INIT (ICR_BEIE | ICR_IRFIE | ICR_ITEIE | ICR_GCD | ICR_SCLE) -- --/* I2C status register init values -- * -- * 10. BED 1 (Clear bus error detected) -- * 9. SAD 1 (Clear slave address detected) -- * 7. IRF 1 (Clear IDBR Receive Full) -- * 6. ITE 1 (Clear IDBR Transmit Empty) -- * 5. ALD 1 (Clear Arbitration Loss Detected) -- * 4. SSD 1 (Clear Slave Stop Detected) -- */ --#define I2C_ISR_INIT 0x7FF /* status register init */ -- - struct i2c_slave_client; - - struct i2c_pxa_platform_data { |