From: Bitan Biswas <bbiswas@nvidia.com>
To: Laxman Dewangan <ldewangan@nvidia.com>,
Thierry Reding <treding@nvidia.com>,
Jonathan Hunter <jonathanh@nvidia.com>,
linux-i2c@vger.kernel.org, linux-tegra@vger.kernel.org,
linux-kernel@vger.kernel.org, Peter Rosin <peda@axentia.se>,
Wolfram Sang <wsa@the-dreams.de>,
Dmitry Osipenko <digetx@gmail.com>
Cc: Shardar Mohammed <smohammed@nvidia.com>,
Sowjanya Komatineni <skomatineni@nvidia.com>,
Mantravadi Karthik <mkarthik@nvidia.com>,
Bitan Biswas <bbiswas@nvidia.com>
Subject: [PATCH V1 1/6] i2c: tegra: clean up macros
Date: Fri, 7 Jun 2019 04:55:02 -0700 [thread overview]
Message-ID: <1559908507-31192-1-git-send-email-bbiswas@nvidia.com> (raw)
Clean up macros by:
1) removing unused macros
2) replace constants by macro BIT()
Signed-off-by: Bitan Biswas <bbiswas@nvidia.com>
---
drivers/i2c/busses/i2c-tegra.c | 17 +++--------------
1 file changed, 3 insertions(+), 14 deletions(-)
diff --git a/drivers/i2c/busses/i2c-tegra.c b/drivers/i2c/busses/i2c-tegra.c
index 1dbba39..00692d8 100644
--- a/drivers/i2c/busses/i2c-tegra.c
+++ b/drivers/i2c/busses/i2c-tegra.c
@@ -54,20 +54,15 @@
#define I2C_INT_STATUS 0x068
#define I2C_INT_BUS_CLR_DONE BIT(11)
#define I2C_INT_PACKET_XFER_COMPLETE BIT(7)
-#define I2C_INT_ALL_PACKETS_XFER_COMPLETE BIT(6)
-#define I2C_INT_TX_FIFO_OVERFLOW BIT(5)
-#define I2C_INT_RX_FIFO_UNDERFLOW BIT(4)
#define I2C_INT_NO_ACK BIT(3)
#define I2C_INT_ARBITRATION_LOST BIT(2)
#define I2C_INT_TX_FIFO_DATA_REQ BIT(1)
#define I2C_INT_RX_FIFO_DATA_REQ BIT(0)
#define I2C_CLK_DIVISOR 0x06c
#define I2C_CLK_DIVISOR_STD_FAST_MODE_SHIFT 16
-#define I2C_CLK_MULTIPLIER_STD_FAST_MODE 8
#define DVC_CTRL_REG1 0x000
#define DVC_CTRL_REG1_INTR_EN BIT(10)
-#define DVC_CTRL_REG2 0x004
#define DVC_CTRL_REG3 0x008
#define DVC_CTRL_REG3_SW_PROG BIT(26)
#define DVC_CTRL_REG3_I2C_DONE_INTR_EN BIT(30)
@@ -75,24 +70,21 @@
#define DVC_STATUS_I2C_DONE_INTR BIT(30)
#define I2C_ERR_NONE 0x00
-#define I2C_ERR_NO_ACK 0x01
-#define I2C_ERR_ARBITRATION_LOST 0x02
-#define I2C_ERR_UNKNOWN_INTERRUPT 0x04
+#define I2C_ERR_NO_ACK BIT(0)
+#define I2C_ERR_ARBITRATION_LOST BIT(1)
+#define I2C_ERR_UNKNOWN_INTERRUPT BIT(2)
#define PACKET_HEADER0_HEADER_SIZE_SHIFT 28
#define PACKET_HEADER0_PACKET_ID_SHIFT 16
#define PACKET_HEADER0_CONT_ID_SHIFT 12
#define PACKET_HEADER0_PROTOCOL_I2C BIT(4)
-#define I2C_HEADER_HIGHSPEED_MODE BIT(22)
#define I2C_HEADER_CONT_ON_NAK BIT(21)
-#define I2C_HEADER_SEND_START_BYTE BIT(20)
#define I2C_HEADER_READ BIT(19)
#define I2C_HEADER_10BIT_ADDR BIT(18)
#define I2C_HEADER_IE_ENABLE BIT(17)
#define I2C_HEADER_REPEAT_START BIT(16)
#define I2C_HEADER_CONTINUE_XFER BIT(15)
-#define I2C_HEADER_MASTER_ADDR_SHIFT 12
#define I2C_HEADER_SLAVE_ADDR_SHIFT 1
#define I2C_BUS_CLEAR_CNFG 0x084
@@ -106,8 +98,6 @@
#define I2C_CONFIG_LOAD 0x08C
#define I2C_MSTR_CONFIG_LOAD BIT(0)
-#define I2C_SLV_CONFIG_LOAD BIT(1)
-#define I2C_TIMEOUT_CONFIG_LOAD BIT(2)
#define I2C_CLKEN_OVERRIDE 0x090
#define I2C_MST_CORE_CLKEN_OVR BIT(0)
@@ -133,7 +123,6 @@
#define I2C_STANDARD_MODE 100000
#define I2C_FAST_MODE 400000
#define I2C_FAST_PLUS_MODE 1000000
-#define I2C_HS_MODE 3500000
/* Packet header size in bytes */
#define I2C_PACKET_HEADER_SIZE 12
--
2.7.4
next reply other threads:[~2019-06-07 11:55 UTC|newest]
Thread overview: 16+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-07 11:55 Bitan Biswas [this message]
2019-06-07 11:55 ` [PATCH V1 2/6] i2c: tegra: remove unnecessary variable init Bitan Biswas
2019-06-07 12:03 ` Dmitry Osipenko
2019-06-07 11:55 ` [PATCH V1 3/6] i2c: tegra: fix alignment and spacing violations Bitan Biswas
2019-06-07 12:04 ` Dmitry Osipenko
2019-06-07 11:55 ` [PATCH V1 4/6] i2c: tegra: add spinlock definition comment Bitan Biswas
2019-06-07 12:04 ` Dmitry Osipenko
2019-06-07 11:55 ` [PATCH V1 5/6] i2c: tegra: fix msleep warning Bitan Biswas
2019-06-07 12:05 ` Dmitry Osipenko
2019-06-07 11:55 ` [PATCH V1 6/6] i2c: tegra: remove BUG, BUG_ON Bitan Biswas
2019-06-07 12:08 ` Dmitry Osipenko
2019-06-07 12:12 ` Dmitry Osipenko
2019-06-07 12:18 ` Dmitry Osipenko
2019-06-07 18:55 ` Bitan Biswas
2019-06-07 19:24 ` Bitan Biswas
2019-06-07 12:03 ` [PATCH V1 1/6] i2c: tegra: clean up macros Dmitry Osipenko
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