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Message-Id: <1512122177-2889-6-git-send-email-vinod.koul@intel.com>
Date: Fri, 1 Dec 2017 15:26:07 +0530
From: Vinod Koul <vinod.koul@...el.com>
To: Greg Kroah-Hartman <gregkh@...uxfoundation.org>
Cc: LKML <linux-kernel@...r.kernel.org>,
ALSA <alsa-devel@...a-project.org>, Mark <broonie@...nel.org>,
Takashi <tiwai@...e.de>,
Pierre <pierre-louis.bossart@...ux.intel.com>,
patches.audio@...el.com, alan@...ux.intel.com,
Charles Keepax <ckeepax@...nsource.cirrus.com>,
Sagar Dharia <sdharia@...eaurora.org>,
srinivas.kandagatla@...aro.org, plai@...eaurora.org,
Sudheer Papothi <spapothi@...eaurora.org>
Subject: [PATCH v4 05/15] soundwire: Add SoundWire MIPI defined registers
From: Sanyog Kale <sanyog.r.kale@...el.com>
MIPI SoundWire spec defines standard SoundWire registers mandatory for
SoundWire Slave devices, so add them.
Signed-off-by: Sanyog Kale <sanyog.r.kale@...el.com>
Signed-off-by: Vinod Koul <vinod.koul@...el.com>
---
include/linux/soundwire/sdw_registers.h | 194 ++++++++++++++++++++++++++++++++
1 file changed, 194 insertions(+)
create mode 100644 include/linux/soundwire/sdw_registers.h
diff --git a/include/linux/soundwire/sdw_registers.h b/include/linux/soundwire/sdw_registers.h
new file mode 100644
index 000000000000..df472b1ab410
--- /dev/null
+++ b/include/linux/soundwire/sdw_registers.h
@@ -0,0 +1,194 @@
+// SPDX-License-Identifier: (GPL-2.0 OR BSD-3-Clause)
+// Copyright(c) 2015-17 Intel Corporation.
+
+#ifndef __SDW_REGISTERS_H
+#define __SDW_REGISTERS_H
+
+/*
+ * typically we define register and shifts but if one observes carefully,
+ * the shift can be generated from MASKS using few bit primitaives like ffs
+ * etc, so we use that and avoid defining shifts
+ */
+#define SDW_REG_SHIFT(n) (ffs(n) - 1)
+
+/*
+ * SDW registers as defined by MIPI 1.1 Spec
+ */
+#define SDW_REGADDR GENMASK(14, 0)
+#define SDW_SCP_ADDRPAGE2_MASK GENMASK(22, 15)
+#define SDW_SCP_ADDRPAGE1_MASK GENMASK(30, 23)
+
+#define SDW_REG_NO_PAGE 0x00008000
+#define SDW_REG_OPTIONAL_PAGE 0x00010000
+#define SDW_REG_MAX 0x80000000
+
+#define SDW_DPN_SIZE 0x100
+#define SDW_BANK1_OFFSET 0x10
+
+/*
+ * DP0 Interrupt register & bits
+ *
+ * Spec treats Status (RO) and Clear (WC) as separate but they are same
+ * address, so treat as same register with WC.
+ */
+
+/* both INT and STATUS register are same */
+#define SDW_DP0_INT 0x0
+#define SDW_DP0_INTMASK 0x1
+#define SDW_DP0_PORTCTRL 0x2
+#define SDW_DP0_BLOCKCTRL1 0x3
+#define SDW_DP0_PREPARESTATUS 0x4
+#define SDW_DP0_PREPARECTRL 0x5
+
+#define SDW_DP0_INT_TEST_FAIL BIT(0)
+#define SDW_DP0_INT_PORT_READY BIT(1)
+#define SDW_DP0_INT_BRA_FAILURE BIT(2)
+#define SDW_DP0_INT_IMPDEF1 BIT(5)
+#define SDW_DP0_INT_IMPDEF2 BIT(6)
+#define SDW_DP0_INT_IMPDEF3 BIT(7)
+
+#define SDW_DP0_PORTCTRL_DATAMODE GENMASK(3, 2)
+#define SDW_DP0_PORTCTRL_NXTINVBANK BIT(4)
+#define SDW_DP0_PORTCTRL_BPT_PAYLD GENMASK(7, 6)
+
+#define SDW_DP0_CHANNELEN 0x20
+#define SDW_DP0_SAMPLECTRL1 0x22
+#define SDW_DP0_SAMPLECTRL2 0x23
+#define SDW_DP0_OFFSETCTRL1 0x24
+#define SDW_DP0_OFFSETCTRL2 0x25
+#define SDW_DP0_HCTRL 0x26
+#define SDW_DP0_LANECTRL 0x28
+
+/* Both INT and STATUS register are same */
+#define SDW_SCP_INT1 0x40
+#define SDW_SCP_INTMASK1 0x41
+
+#define SDW_SCP_INT1_PARITY BIT(0)
+#define SDW_SCP_INT1_BUS_CLASH BIT(1)
+#define SDW_SCP_INT1_IMPL_DEF BIT(2)
+#define SDW_SCP_INT1_SCP2_CASCADE BIT(7)
+#define SDW_SCP_INT1_PORT0_3 GENMASK(6, 3)
+
+#define SDW_SCP_INTSTAT2 0x42
+#define SDW_SCP_INTSTAT2_SCP3_CASCADE BIT(7)
+#define SDW_SCP_INTSTAT2_PORT4_10 GENMASK(6, 0)
+
+
+#define SDW_SCP_INTSTAT3 0x43
+#define SDW_SCP_INTSTAT3_PORT11_14 GENMASK(3, 0)
+
+/* Number of interrupt status registers */
+#define SDW_NUM_INT_STAT_REGISTERS 3
+
+/* Number of interrupt clear registers */
+#define SDW_NUM_INT_CLEAR_REGISTERS 1
+
+#define SDW_SCP_CTRL 0x44
+#define SDW_SCP_CTRL_CLK_STP_NOW BIT(1)
+#define SDW_SCP_CTRL_FORCE_RESET BIT(7)
+
+#define SDW_SCP_STAT 0x44
+#define SDW_SCP_STAT_CLK_STP_NF BIT(0)
+#define SDW_SCP_STAT_HPHY_NOK BIT(5)
+#define SDW_SCP_STAT_CURR_BANK BIT(6)
+
+#define SDW_SCP_SYSTEMCTRL 0x45
+#define SDW_SCP_SYSTEMCTRL_CLK_STP_PREP BIT(0)
+#define SDW_SCP_SYSTEMCTRL_CLK_STP_MODE BIT(2)
+#define SDW_SCP_SYSTEMCTRL_WAKE_UP_EN BIT(3)
+#define SDW_SCP_SYSTEMCTRL_HIGH_PHY BIT(4)
+
+#define SDW_SCP_SYSTEMCTRL_CLK_STP_MODE0 0
+#define SDW_SCP_SYSTEMCTRL_CLK_STP_MODE1 BIT(2)
+
+#define SDW_SCP_DEVNUMBER 0x46
+#define SDW_SCP_HIGH_PHY_CHECK 0x47
+#define SDW_SCP_ADDRPAGE1 0x48
+#define SDW_SCP_ADDRPAGE2 0x49
+#define SDW_SCP_KEEPEREN 0x4A
+#define SDW_SCP_BANKDELAY 0x4B
+#define SDW_SCP_TESTMODE 0x4F
+#define SDW_SCP_DEVID_0 0x50
+#define SDW_SCP_DEVID_1 0x51
+#define SDW_SCP_DEVID_2 0x52
+#define SDW_SCP_DEVID_3 0x53
+#define SDW_SCP_DEVID_4 0x54
+#define SDW_SCP_DEVID_5 0x55
+
+/* Banked Registers */
+#define SDW_SCP_FRAMECTRL_B0 0x60
+#define SDW_SCP_FRAMECTRL_B1 (0x60 + SDW_BANK1_OFFSET)
+#define SDW_SCP_NEXTFRAME_B0 0x61
+#define SDW_SCP_NEXTFRAME_B1 (0x61 + SDW_BANK1_OFFSET)
+
+/* Both INT and STATUS register is same */
+#define SDW_DPN_INT(n) (0x0 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_INTMASK(n) (0x1 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_PORTCTRL(n) (0x2 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_BLOCKCTRL1(n) (0x3 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_PREPARESTATUS(n) (0x4 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_PREPARECTRL(n) (0x5 + SDW_DPN_SIZE * (n))
+
+#define SDW_DPN_INT_TEST_FAIL BIT(0)
+#define SDW_DPN_INT_PORT_READY BIT(1)
+#define SDW_DPN_INT_IMPDEF1 BIT(5)
+#define SDW_DPN_INT_IMPDEF2 BIT(6)
+#define SDW_DPN_INT_IMPDEF3 BIT(7)
+
+#define SDW_DPN_PORTCTRL_FLOWMODE GENMASK(1, 0)
+#define SDW_DPN_PORTCTRL_DATAMODE GENMASK(3, 2)
+#define SDW_DPN_PORTCTRL_NXTINVBANK BIT(4)
+
+#define SDW_DPN_BLOCKCTRL1_WDLEN GENMASK(5, 0)
+
+#define SDW_DPN_PREPARECTRL_CH_PREP GENMASK(7, 0)
+
+#define SDW_DPN_CHANNELEN_B0(n) (0x20 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_CHANNELEN_B1(n) (0x30 + SDW_DPN_SIZE * (n))
+
+#define SDW_DPN_BLOCKCTRL2_B0(n) (0x21 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_BLOCKCTRL2_B1(n) (0x31 + SDW_DPN_SIZE * (n))
+
+#define SDW_DPN_SAMPLECTRL1_B0(n) (0x22 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_SAMPLECTRL1_B1(n) (0x32 + SDW_DPN_SIZE * (n))
+
+#define SDW_DPN_SAMPLECTRL2_B0(n) (0x23 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_SAMPLECTRL2_B1(n) (0x33 + SDW_DPN_SIZE * (n))
+
+#define SDW_DPN_OFFSETCTRL1_B0(n) (0x24 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_OFFSETCTRL1_B1(n) (0x34 + SDW_DPN_SIZE * (n))
+
+#define SDW_DPN_OFFSETCTRL2_B0(n) (0x25 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_OFFSETCTRL2_B1(n) (0x35 + SDW_DPN_SIZE * (n))
+
+#define SDW_DPN_HCTRL_B0(n) (0x26 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_HCTRL_B1(n) (0x36 + SDW_DPN_SIZE * (n))
+
+#define SDW_DPN_BLOCKCTRL3_B0(n) (0x27 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_BLOCKCTRL3_B1(n) (0x37 + SDW_DPN_SIZE * (n))
+
+#define SDW_DPN_LANECTRL_B0(n) (0x28 + SDW_DPN_SIZE * (n))
+#define SDW_DPN_LANECTRL_B1(n) (0x38 + SDW_DPN_SIZE * (n))
+
+#define SDW_DPN_SAMPLECTRL_LOW GENMASK(7, 0)
+#define SDW_DPN_SAMPLECTRL_HIGH GENMASK(15, 8)
+
+#define SDW_DPN_HCTRL_HSTART GENMASK(7, 4)
+#define SDW_DPN_HCTRL_HSTOP GENMASK(3, 0)
+
+#define SDW_NUM_CASC_PORT_INTSTAT1 4
+#define SDW_CASC_PORT_START_INTSTAT1 0
+#define SDW_CASC_PORT_MASK_INTSTAT1 0x8
+#define SDW_CASC_PORT_REG_OFFSET_INTSTAT1 0x0
+
+#define SDW_NUM_CASC_PORT_INTSTAT2 7
+#define SDW_CASC_PORT_START_INTSTAT2 4
+#define SDW_CASC_PORT_MASK_INTSTAT2 1
+#define SDW_CASC_PORT_REG_OFFSET_INTSTAT2 1
+
+#define SDW_NUM_CASC_PORT_INTSTAT3 4
+#define SDW_CASC_PORT_START_INTSTAT3 11
+#define SDW_CASC_PORT_MASK_INTSTAT3 1
+#define SDW_CASC_PORT_REG_OFFSET_INTSTAT3 2
+
+#endif /* __SDW_REGISTERS_H */
--
2.7.4
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