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Message-ID: <1459503457-22569-6-git-send-email-alexandre.torgue@st.com>
Date: Fri, 1 Apr 2016 11:37:29 +0200
From: Alexandre TORGUE <alexandre.torgue@...com>
To: <netdev@...r.kernel.org>, <peppe.cavallaro@...com>
CC: Lars Persson <lars.persson@...s.com>
Subject: [RESEND PATCH net-next 05/13] stmmac: add GMAC4 DMA/CORE Header File
This is the main header file to define all the
macro used for GMAC4 DMA and CORE parts.
Signed-off-by: Alexandre TORGUE <alexandre.torgue@...com>
Signed-off-by: Giuseppe Cavallaro <peppe.cavallaro@...com>
diff --git a/drivers/net/ethernet/stmicro/stmmac/dwmac4.h b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h
new file mode 100644
index 0000000..c12f15c
--- /dev/null
+++ b/drivers/net/ethernet/stmicro/stmmac/dwmac4.h
@@ -0,0 +1,224 @@
+/*
+ * DWMAC4 Header file.
+ *
+ * Copyright (C) 2015 STMicroelectronics Ltd
+ *
+ * This program is free software; you can redistribute it and/or modify it
+ * under the terms and conditions of the GNU General Public License,
+ * version 2, as published by the Free Software Foundation.
+ *
+ * Author: Alexandre Torgue <alexandre.torgue@...com>
+ */
+
+#ifndef __DWMAC4_H__
+#define __DWMAC4_H__
+
+#include "common.h"
+
+/* MAC registers */
+#define GMAC_CONFIG 0x00000000
+#define GMAC_PACKET_FILTER 0x00000008
+#define GMAC_HASH_TAB_0_31 0x00000010
+#define GMAC_HASH_TAB_32_63 0x00000014
+#define GMAC_RX_FLOW_CTRL 0x00000090
+#define GMAC_QX_TX_FLOW_CTRL(x) (0x70 + x * 4)
+#define GMAC_INT_STATUS 0x000000b0
+#define GMAC_INT_EN 0x000000b4
+#define GMAC_AN_CTRL 0x000000e0
+#define GMAC_AN_STATUS 0x000000e4
+#define GMAC_AN_ADV 0x000000e8
+#define GMAC_AN_LPA 0x000000ec
+#define GMAC_PMT 0x000000c0
+#define GMAC_VERSION 0x00000110
+#define GMAC_DEBUG 0x00000114
+#define GMAC_HW_FEATURE0 0x0000011c
+#define GMAC_HW_FEATURE1 0x00000120
+#define GMAC_HW_FEATURE2 0x00000124
+#define GMAC_MDIO_ADDR 0x00000200
+#define GMAC_MDIO_DATA 0x00000204
+#define GMAC_ADDR_HIGH(reg) (0x300 + reg * 8)
+#define GMAC_ADDR_LOW(reg) (0x304 + reg * 8)
+
+/* MAC Packet Filtering */
+#define GMAC_PACKET_FILTER_PR BIT(0)
+#define GMAC_PACKET_FILTER_HMC BIT(2)
+#define GMAC_PACKET_FILTER_PM BIT(4)
+
+#define GMAC_MAX_PERFECT_ADDRESSES 128
+
+/* MAC Flow Control RX */
+#define GMAC_RX_FLOW_CTRL_RFE BIT(0)
+
+/* MAC Flow Control TX */
+#define GMAC_TX_FLOW_CTRL_TFE BIT(1)
+#define GMAC_TX_FLOW_CTRL_PT_SHIFT 16
+
+/* MAC Interrupt bitmap*/
+#define GMAC_INT_PMT_EN BIT(4)
+#define GMAC_INT_LPI_EN BIT(5)
+
+enum dwmac4_irq_status {
+ time_stamp_irq = 0x00001000,
+ mmc_rx_csum_offload_irq = 0x00000800,
+ mmc_tx_irq = 0x00000400,
+ mmc_rx_irq = 0x00000200,
+ mmc_irq = 0x00000100,
+ pmt_irq = 0x00000010,
+ pcs_ane_irq = 0x00000004,
+ pcs_link_irq = 0x00000002,
+};
+
+/* MAC Auto-Neg bitmap*/
+#define GMAC_AN_CTRL_RAN BIT(9)
+#define GMAC_AN_CTRL_ANE BIT(12)
+#define GMAC_AN_CTRL_ELE BIT(14)
+#define GMAC_AN_FD BIT(5)
+#define GMAC_AN_HD BIT(6)
+#define GMAC_AN_PSE_MASK GENMASK(8, 7)
+#define GMAC_AN_PSE_SHIFT 7
+
+/* MAC PMT bitmap */
+enum power_event {
+ pointer_reset = 0x80000000,
+ global_unicast = 0x00000200,
+ wake_up_rx_frame = 0x00000040,
+ magic_frame = 0x00000020,
+ wake_up_frame_en = 0x00000004,
+ magic_pkt_en = 0x00000002,
+ power_down = 0x00000001,
+};
+
+/* MAC Debug bitmap */
+#define GMAC_DEBUG_TFCSTS_MASK GENMASK(18, 17)
+#define GMAC_DEBUG_TFCSTS_SHIFT 17
+#define GMAC_DEBUG_TFCSTS_IDLE 0
+#define GMAC_DEBUG_TFCSTS_WAIT 1
+#define GMAC_DEBUG_TFCSTS_GEN_PAUSE 2
+#define GMAC_DEBUG_TFCSTS_XFER 3
+#define GMAC_DEBUG_TPESTS BIT(16)
+#define GMAC_DEBUG_RFCFCSTS_MASK GENMASK(2, 1)
+#define GMAC_DEBUG_RFCFCSTS_SHIFT 1
+#define GMAC_DEBUG_RPESTS BIT(0)
+
+/* MAC config */
+#define GMAC_CONFIG_IPC BIT(27)
+#define GMAC_CONFIG_2K BIT(22)
+#define GMAC_CONFIG_ACS BIT(20)
+#define GMAC_CONFIG_BE BIT(18)
+#define GMAC_CONFIG_JD BIT(17)
+#define GMAC_CONFIG_JE BIT(16)
+#define GMAC_CONFIG_PS BIT(15)
+#define GMAC_CONFIG_FES BIT(14)
+#define GMAC_CONFIG_DM BIT(13)
+#define GMAC_CONFIG_DCRS BIT(9)
+#define GMAC_CONFIG_TE BIT(1)
+#define GMAC_CONFIG_RE BIT(0)
+
+/* MAC HW features0 bitmap */
+#define GMAC_HW_FEAT_ADDMAC BIT(18)
+#define GMAC_HW_FEAT_RXCOESEL BIT(16)
+#define GMAC_HW_FEAT_TXCOSEL BIT(14)
+#define GMAC_HW_FEAT_EEESEL BIT(13)
+#define GMAC_HW_FEAT_TSSEL BIT(12)
+#define GMAC_HW_FEAT_MMCSEL BIT(8)
+#define GMAC_HW_FEAT_MGKSEL BIT(7)
+#define GMAC_HW_FEAT_RWKSEL BIT(6)
+#define GMAC_HW_FEAT_SMASEL BIT(5)
+#define GMAC_HW_FEAT_VLHASH BIT(4)
+#define GMAC_HW_FEAT_PCSSEL BIT(3)
+#define GMAC_HW_FEAT_HDSEL BIT(2)
+#define GMAC_HW_FEAT_GMIISEL BIT(1)
+#define GMAC_HW_FEAT_MIISEL BIT(0)
+
+/* MAC HW features1 bitmap */
+#define GMAC_HW_FEAT_AVSEL BIT(20)
+#define GMAC_HW_TSOEN BIT(18)
+
+/* MAC HW features2 bitmap */
+#define GMAC_HW_FEAT_TXCHCNT GENMASK(21, 18)
+#define GMAC_HW_FEAT_RXCHCNT GENMASK(15, 12)
+
+/* MAC HW ADDR regs */
+#define GMAC_HI_DCS GENMASK(18, 16)
+#define GMAC_HI_DCS_SHIFT 16
+#define GMAC_HI_REG_AE BIT(31)
+
+/* MTL registers */
+#define MTL_INT_STATUS 0x00000c20
+#define MTL_INT_Q0 BIT(0)
+
+#define MTL_CHAN_BASE_ADDR 0x00000d00
+#define MTL_CHAN_BASE_OFFSET 0x40
+#define MTL_CHANX_BASE_ADDR(x) (MTL_CHAN_BASE_ADDR + \
+ (x * MTL_CHAN_BASE_OFFSET))
+
+#define MTL_CHAN_TX_OP_MODE(x) MTL_CHANX_BASE_ADDR(x)
+#define MTL_CHAN_TX_DEBUG(x) (MTL_CHANX_BASE_ADDR(x) + 0x8)
+#define MTL_CHAN_INT_CTRL(x) (MTL_CHANX_BASE_ADDR(x) + 0x2c)
+#define MTL_CHAN_RX_OP_MODE(x) (MTL_CHANX_BASE_ADDR(x) + 0x30)
+#define MTL_CHAN_RX_DEBUG(x) (MTL_CHANX_BASE_ADDR(x) + 0x38)
+
+#define MTL_OP_MODE_RSF BIT(5)
+#define MTL_OP_MODE_TSF BIT(1)
+
+#define MTL_OP_MODE_TTC_MASK 0x70
+#define MTL_OP_MODE_TTC_SHIFT 4
+
+#define MTL_OP_MODE_TTC_32 0
+#define MTL_OP_MODE_TTC_64 (1 << MTL_OP_MODE_TTC_SHIFT)
+#define MTL_OP_MODE_TTC_96 (2 << MTL_OP_MODE_TTC_SHIFT)
+#define MTL_OP_MODE_TTC_128 (3 << MTL_OP_MODE_TTC_SHIFT)
+#define MTL_OP_MODE_TTC_192 (4 << MTL_OP_MODE_TTC_SHIFT)
+#define MTL_OP_MODE_TTC_256 (5 << MTL_OP_MODE_TTC_SHIFT)
+#define MTL_OP_MODE_TTC_384 (6 << MTL_OP_MODE_TTC_SHIFT)
+#define MTL_OP_MODE_TTC_512 (7 << MTL_OP_MODE_TTC_SHIFT)
+
+#define MTL_OP_MODE_RTC_MASK 0x18
+#define MTL_OP_MODE_RTC_SHIFT 3
+
+#define MTL_OP_MODE_RTC_32 (1 << MTL_OP_MODE_RTC_SHIFT)
+#define MTL_OP_MODE_RTC_64 0
+#define MTL_OP_MODE_RTC_96 (2 << MTL_OP_MODE_RTC_SHIFT)
+#define MTL_OP_MODE_RTC_128 (3 << MTL_OP_MODE_RTC_SHIFT)
+
+/* MTL debug */
+#define MTL_DEBUG_TXSTSFSTS BIT(5)
+#define MTL_DEBUG_TXFSTS BIT(4)
+#define MTL_DEBUG_TWCSTS BIT(3)
+
+/* MTL debug: Tx FIFO Read Controller Status */
+#define MTL_DEBUG_TRCSTS_MASK GENMASK(2, 1)
+#define MTL_DEBUG_TRCSTS_SHIFT 1
+#define MTL_DEBUG_TRCSTS_IDLE 0
+#define MTL_DEBUG_TRCSTS_READ 1
+#define MTL_DEBUG_TRCSTS_TXW 2
+#define MTL_DEBUG_TRCSTS_WRITE 3
+#define MTL_DEBUG_TXPAUSED BIT(0)
+
+/* MAC debug: GMII or MII Transmit Protocol Engine Status */
+#define MTL_DEBUG_RXFSTS_MASK GENMASK(5, 4)
+#define MTL_DEBUG_RXFSTS_SHIFT 4
+#define MTL_DEBUG_RXFSTS_EMPTY 0
+#define MTL_DEBUG_RXFSTS_BT 1
+#define MTL_DEBUG_RXFSTS_AT 2
+#define MTL_DEBUG_RXFSTS_FULL 3
+#define MTL_DEBUG_RRCSTS_MASK GENMASK(2, 1)
+#define MTL_DEBUG_RRCSTS_SHIFT 1
+#define MTL_DEBUG_RRCSTS_IDLE 0
+#define MTL_DEBUG_RRCSTS_RDATA 1
+#define MTL_DEBUG_RRCSTS_RSTAT 2
+#define MTL_DEBUG_RRCSTS_FLUSH 3
+#define MTL_DEBUG_RWCSTS BIT(0)
+
+/* MTL interrupt */
+#define MTL_RX_OVERFLOW_INT_EN BIT(24)
+#define MTL_RX_OVERFLOW_INT BIT(16)
+
+/* Default operating mode of the MAC */
+#define GMAC_CORE_INIT (GMAC_CONFIG_JD | GMAC_CONFIG_PS | GMAC_CONFIG_ACS | \
+ GMAC_CONFIG_BE | GMAC_CONFIG_DCRS)
+
+/* To dump the core regs excluding the Address Registers */
+#define GMAC_REG_NUM 132
+
+#endif /* __DWMAC4_H__ */
--
1.9.1
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