93 lines
3.3 KiB
C
93 lines
3.3 KiB
C
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/*
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* linux/sound/soc/pxa/mmp-sspa.h
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*
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* Copyright (C) 2011 Marvell International Ltd.
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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 as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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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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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*
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*/
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#ifndef _MMP_SSPA_H
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#define _MMP_SSPA_H
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/*
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* SSPA Registers
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*/
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#define SSPA_RXD (0x00)
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#define SSPA_RXID (0x04)
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#define SSPA_RXCTL (0x08)
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#define SSPA_RXSP (0x0c)
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#define SSPA_RXFIFO_UL (0x10)
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#define SSPA_RXINT_MASK (0x14)
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#define SSPA_RXC (0x18)
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#define SSPA_RXFIFO_NOFS (0x1c)
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#define SSPA_RXFIFO_SIZE (0x20)
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#define SSPA_TXD (0x80)
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#define SSPA_TXID (0x84)
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#define SSPA_TXCTL (0x88)
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#define SSPA_TXSP (0x8c)
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#define SSPA_TXFIFO_LL (0x90)
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#define SSPA_TXINT_MASK (0x94)
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#define SSPA_TXC (0x98)
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#define SSPA_TXFIFO_NOFS (0x9c)
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#define SSPA_TXFIFO_SIZE (0xa0)
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/* SSPA Control Register */
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#define SSPA_CTL_XPH (1 << 31) /* Read Phase */
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#define SSPA_CTL_XFIG (1 << 15) /* Transmit Zeros when FIFO Empty */
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#define SSPA_CTL_JST (1 << 3) /* Audio Sample Justification */
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#define SSPA_CTL_XFRLEN2_MASK (7 << 24)
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#define SSPA_CTL_XFRLEN2(x) ((x) << 24) /* Transmit Frame Length in Phase 2 */
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#define SSPA_CTL_XWDLEN2_MASK (7 << 21)
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#define SSPA_CTL_XWDLEN2(x) ((x) << 21) /* Transmit Word Length in Phase 2 */
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#define SSPA_CTL_XDATDLY(x) ((x) << 19) /* Tansmit Data Delay */
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#define SSPA_CTL_XSSZ2_MASK (7 << 16)
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#define SSPA_CTL_XSSZ2(x) ((x) << 16) /* Transmit Sample Audio Size */
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#define SSPA_CTL_XFRLEN1_MASK (7 << 8)
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#define SSPA_CTL_XFRLEN1(x) ((x) << 8) /* Transmit Frame Length in Phase 1 */
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#define SSPA_CTL_XWDLEN1_MASK (7 << 5)
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#define SSPA_CTL_XWDLEN1(x) ((x) << 5) /* Transmit Word Length in Phase 1 */
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#define SSPA_CTL_XSSZ1_MASK (7 << 0)
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#define SSPA_CTL_XSSZ1(x) ((x) << 0) /* XSSZ1 */
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#define SSPA_CTL_8_BITS (0x0) /* Sample Size */
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#define SSPA_CTL_12_BITS (0x1)
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#define SSPA_CTL_16_BITS (0x2)
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#define SSPA_CTL_20_BITS (0x3)
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#define SSPA_CTL_24_BITS (0x4)
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#define SSPA_CTL_32_BITS (0x5)
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/* SSPA Serial Port Register */
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#define SSPA_SP_WEN (1 << 31) /* Write Configuration Enable */
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#define SSPA_SP_MSL (1 << 18) /* Master Slave Configuration */
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#define SSPA_SP_CLKP (1 << 17) /* CLKP Polarity Clock Edge Select */
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#define SSPA_SP_FSP (1 << 16) /* FSP Polarity Clock Edge Select */
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#define SSPA_SP_FFLUSH (1 << 2) /* FIFO Flush */
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#define SSPA_SP_S_RST (1 << 1) /* Active High Reset Signal */
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#define SSPA_SP_S_EN (1 << 0) /* Serial Clock Domain Enable */
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#define SSPA_SP_FWID(x) ((x) << 20) /* Frame-Sync Width */
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#define SSPA_TXSP_FPER(x) ((x) << 4) /* Frame-Sync Active */
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/* sspa clock sources */
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#define MMP_SSPA_CLK_PLL 0
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#define MMP_SSPA_CLK_VCXO 1
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#define MMP_SSPA_CLK_AUDIO 3
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/* sspa pll id */
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#define MMP_SYSCLK 0
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#define MMP_SSPA_CLK 1
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#endif /* _MMP_SSPA_H */
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