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04e554807c
Change-Id: Ibead64ce2e901dede2ddd1b86088b88f2350ce92 Signed-off-by: Duy Truong <dtruong@codeaurora.org>
121 lines
4.1 KiB
C
121 lines
4.1 KiB
C
/* Copyright (c) 2012, The Linux Foundation. All rights reserved.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 and
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* only version 2 as published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*/
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#ifndef __WCD9310_SLIMSLAVE_H_
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#define __WCD9310_SLIMSLAVE_H_
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#include <linux/slimbus/slimbus.h>
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#include <linux/mfd/wcd9xxx/core.h>
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/* Channel numbers to be used for each port */
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enum {
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SLIM_TX_1 = 128,
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SLIM_TX_2 = 129,
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SLIM_TX_3 = 130,
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SLIM_TX_4 = 131,
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SLIM_TX_5 = 132,
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SLIM_TX_6 = 133,
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SLIM_TX_7 = 134,
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SLIM_TX_8 = 135,
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SLIM_TX_9 = 136,
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SLIM_TX_10 = 137,
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SLIM_RX_1 = 138,
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SLIM_RX_2 = 139,
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SLIM_RX_3 = 140,
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SLIM_RX_4 = 141,
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SLIM_RX_5 = 142,
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SLIM_RX_6 = 143,
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SLIM_RX_7 = 144,
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SLIM_MAX = 145
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};
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/*
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* client is expected to give port ids in the range of
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* 1-10 for pre Taiko Tx ports and 1-16 for Taiko
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* 1-7 for pre Taiko Rx ports and 1-16 for Tako,
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* we need to add offset for getting the absolute slave
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* port id before configuring the HW
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*/
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#define TABLA_SB_PGD_MAX_NUMBER_OF_TX_SLAVE_DEV_PORTS 10
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#define TAIKO_SB_PGD_MAX_NUMBER_OF_TX_SLAVE_DEV_PORTS 16
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#define SLIM_MAX_TX_PORTS TAIKO_SB_PGD_MAX_NUMBER_OF_TX_SLAVE_DEV_PORTS
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#define TABLA_SB_PGD_OFFSET_OF_RX_SLAVE_DEV_PORTS \
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TABLA_SB_PGD_MAX_NUMBER_OF_TX_SLAVE_DEV_PORTS
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#define TAIKO_SB_PGD_OFFSET_OF_RX_SLAVE_DEV_PORTS \
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TAIKO_SB_PGD_MAX_NUMBER_OF_TX_SLAVE_DEV_PORTS
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#define TABLA_SB_PGD_MAX_NUMBER_OF_RX_SLAVE_DEV_PORTS 7
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#define TAIKO_SB_PGD_MAX_NUMBER_OF_RX_SLAVE_DEV_PORTS 13
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#define SLIM_MAX_RX_PORTS TAIKO_SB_PGD_MAX_NUMBER_OF_RX_SLAVE_DEV_PORTS
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#define TABLA_SB_PGD_RX_PORT_MULTI_CHANNEL_0_START_PORT_ID \
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TABLA_SB_PGD_OFFSET_OF_RX_SLAVE_DEV_PORTS
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#define TAIKO_SB_PGD_RX_PORT_MULTI_CHANNEL_0_START_PORT_ID \
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TAIKO_SB_PGD_OFFSET_OF_RX_SLAVE_DEV_PORTS
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#define TABLA_SB_PGD_RX_PORT_MULTI_CHANNEL_0_END_PORT_ID 16
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#define TAIKO_SB_PGD_RX_PORT_MULTI_CHANNEL_0_END_PORT_ID 31
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#define TABLA_SB_PGD_TX_PORT_MULTI_CHANNEL_1_END_PORT_ID 9
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#define TAIKO_SB_PGD_TX_PORT_MULTI_CHANNEL_1_END_PORT_ID 15
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/* below details are taken from SLIMBUS slave SWI */
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#define SB_PGD_PORT_BASE 0x000
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#define SB_PGD_PORT_CFG_BYTE_ADDR(offset, port_num) \
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(SB_PGD_PORT_BASE + offset + (1 * port_num))
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#define SB_PGD_TX_PORT_MULTI_CHANNEL_0(port_num) \
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(SB_PGD_PORT_BASE + 0x100 + 4*port_num)
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#define SB_PGD_TX_PORT_MULTI_CHANNEL_0_START_PORT_ID 0
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#define SB_PGD_TX_PORT_MULTI_CHANNEL_0_END_PORT_ID 7
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#define SB_PGD_TX_PORT_MULTI_CHANNEL_1(port_num) \
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(SB_PGD_PORT_BASE + 0x101 + 4*port_num)
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#define SB_PGD_TX_PORT_MULTI_CHANNEL_1_START_PORT_ID 8
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#define SB_PGD_RX_PORT_MULTI_CHANNEL_0(offset, port_num) \
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(SB_PGD_PORT_BASE + offset + (4 * port_num))
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/* slave port water mark level
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* (0: 6bytes, 1: 9bytes, 2: 12 bytes, 3: 15 bytes)
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*/
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#define SLAVE_PORT_WATER_MARK_VALUE 2
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#define SLAVE_PORT_WATER_MARK_SHIFT 1
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#define SLAVE_PORT_ENABLE 1
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#define SLAVE_PORT_DISABLE 0
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#define BASE_CH_NUM 128
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int wcd9xxx_init_slimslave(struct wcd9xxx *wcd9xxx, u8 wcd9xxx_pgd_la);
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int wcd9xxx_deinit_slimslave(struct wcd9xxx *wcd9xxx);
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int wcd9xxx_cfg_slim_sch_rx(struct wcd9xxx *wcd9xxx, unsigned int *ch_num,
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unsigned int tot_ch, unsigned int rate);
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int wcd9xxx_cfg_slim_sch_tx(struct wcd9xxx *wcd9xxx, unsigned int *ch_num,
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unsigned int tot_ch, unsigned int rate);
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int wcd9xxx_close_slim_sch_rx(struct wcd9xxx *wcd9xxx, unsigned int *ch_num,
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unsigned int tot_ch);
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int wcd9xxx_close_slim_sch_tx(struct wcd9xxx *wcd9xxx, unsigned int *ch_num,
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unsigned int tot_ch);
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int wcd9xxx_get_channel(struct wcd9xxx *wcd9xxx,
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unsigned int *rx_ch,
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unsigned int *tx_ch);
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int wcd9xxx_get_slave_port(unsigned int ch_num);
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int wcd9xxx_disconnect_port(struct wcd9xxx *wcd9xxx, unsigned int *ch_num,
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unsigned int tot_ch, unsigned int rx_tx);
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#endif /* __WCD9310_SLIMSLAVE_H_ */
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