diff options
Diffstat (limited to 'sound/soc/imx/imx-esai.h')
| -rw-r--r-- | sound/soc/imx/imx-esai.h | 334 |
1 files changed, 334 insertions, 0 deletions
diff --git a/sound/soc/imx/imx-esai.h b/sound/soc/imx/imx-esai.h new file mode 100644 index 00000000..53c899e1 --- /dev/null +++ b/sound/soc/imx/imx-esai.h @@ -0,0 +1,334 @@ +/* + * imx-esai.h -- ESAI driver header file for Freescale IMX + * + * Copyright 2008-2012 Freescale Semiconductor, Inc. All Rights Reserved. + */ + +/* + * The code contained herein is licensed under the GNU General Public + * License. You may obtain a copy of the GNU General Public License + * Version 2 or later at the following locations: + * + * http://www.opensource.org/licenses/gpl-license.html + * http://www.gnu.org/copyleft/gpl.html + */ + +#ifndef _MXC_ESAI_H +#define _MXC_ESAI_H + +#ifdef IMX_ESAI_DUMP +#define ESAI_DUMP() \ + do {pr_info("dump @ %s\n", __func__); \ + pr_info("ESAI_ECR 0x%08x\n", readl(esai->base + ESAI_ECR)); \ + pr_info("ESAI_ESR 0x%08x\n", readl(esai->base + ESAI_ESR)); \ + pr_info("ESAI_TFCR 0x%08x\n", readl(esai->base + ESAI_TFCR)); \ + pr_info("ESAI_TFSR 0x%08x\n", readl(esai->base + ESAI_TFSR)); \ + pr_info("ESAI_RFCR 0x%08x\n", readl(esai->base + ESAI_RFCR)); \ + pr_info("ESAI_RFSR 0x%08x\n", readl(esai->base + ESAI_RFSR)); \ + pr_info("ESAI_TSR 0x%08x\n", readl(esai->base + ESAI_TSR)); \ + pr_info("ESAI_SAISR 0x%08x\n", readl(esai->base + ESAI_SAISR)); \ + pr_info("ESAI_SAICR 0x%08x\n", readl(esai->base + ESAI_SAICR)); \ + pr_info("ESAI_TCR 0x%08x\n", readl(esai->base + ESAI_TCR)); \ + pr_info("ESAI_TCCR 0x%08x\n", readl(esai->base + ESAI_TCCR)); \ + pr_info("ESAI_RCR 0x%08x\n", readl(esai->base + ESAI_RCR)); \ + pr_info("ESAI_RCCR 0x%08x\n", readl(esai->base + ESAI_RCCR)); \ + pr_info("ESAI_TSMA 0x%08x\n", readl(esai->base + ESAI_TSMA)); \ + pr_info("ESAI_TSMB 0x%08x\n", readl(esai->base + ESAI_TSMB)); \ + pr_info("ESAI_RSMA 0x%08x\n", readl(esai->base + ESAI_RSMA)); \ + pr_info("ESAI_RSMB 0x%08x\n", readl(esai->base + ESAI_RSMB)); \ + pr_info("ESAI_PRRC 0x%08x\n", readl(esai->base + ESAI_PRRC)); \ + pr_info("ESAI_PCRC 0x%08x\n", readl(esai->base + ESAI_PCRC)); \ + } while (0); +#else +#define ESAI_DUMP() +#endif + +#define ESAI_ETDR 0x00 +#define ESAI_ERDR 0x04 +#define ESAI_ECR 0x08 +#define ESAI_ESR 0x0C +#define ESAI_TFCR 0x10 +#define ESAI_TFSR 0x14 +#define ESAI_RFCR 0x18 +#define ESAI_RFSR 0x1C +#define ESAI_TX0 0x80 +#define ESAI_TX1 0x84 +#define ESAI_TX2 0x88 +#define ESAI_TX3 0x8C +#define ESAI_TX4 0x90 +#define ESAI_TX5 0x94 +#define ESAI_TSR 0x98 +#define ESAI_RX0 0xA0 +#define ESAI_RX1 0xA4 +#define ESAI_RX2 0xA8 +#define ESAI_RX3 0xAC +#define ESAI_SAISR 0xCC +#define ESAI_SAICR 0xD0 +#define ESAI_TCR 0xD4 +#define ESAI_TCCR 0xD8 +#define ESAI_RCR 0xDC +#define ESAI_RCCR 0xE0 +#define ESAI_TSMA 0xE4 +#define ESAI_TSMB 0xE8 +#define ESAI_RSMA 0xEC +#define ESAI_RSMB 0xF0 +#define ESAI_PRRC 0xF8 +#define ESAI_PCRC 0xFC + +#define ESAI_ECR_ETI (1 << 19) +#define ESAI_ECR_ETO (1 << 18) +#define ESAI_ECR_ERI (1 << 17) +#define ESAI_ECR_ERO (1 << 16) +#define ESAI_ECR_ERST (1 << 1) +#define ESAI_ECR_ESAIEN (1 << 0) + +#define ESAI_ESR_TINIT (1 << 10) +#define ESAI_ESR_RFF (1 << 9) +#define ESAI_ESR_TFE (1 << 8) +#define ESAI_ESR_TLS (1 << 7) +#define ESAI_ESR_TDE (1 << 6) +#define ESAI_ESR_TED (1 << 5) +#define ESAI_ESR_TD (1 << 4) +#define ESAI_ESR_RLS (1 << 3) +#define ESAI_ESR_RDE (1 << 2) +#define ESAI_ESR_RED (1 << 1) +#define ESAI_ESR_RD (1 << 0) + +#define ESAI_TFCR_TIEN (1 << 19) +#define ESAI_TFCR_TE5 (1 << 7) +#define ESAI_TFCR_TE4 (1 << 6) +#define ESAI_TFCR_TE3 (1 << 5) +#define ESAI_TFCR_TE2 (1 << 4) +#define ESAI_TFCR_TE1 (1 << 3) +#define ESAI_TFCR_TE0 (1 << 2) +#define ESAI_TFCR_TFR (1 << 1) +#define ESAI_TFCR_TFEN (1 << 0) +#define ESAI_TFCR_TE(x) ((0x3f >> (6 - ((x + 1) >> 1))) << 2) +#define ESAI_TFCR_TE_MASK 0xfff03 +#define ESAI_TFCR_TFWM(x) ((x - 1) << 8) +#define ESAI_TFCR_TWA_MASK 0xf8ffff + +#define ESAI_RFCR_REXT (1 << 19) +#define ESAI_RFCR_RE3 (1 << 5) +#define ESAI_RFCR_RE2 (1 << 4) +#define ESAI_RFCR_RE1 (1 << 3) +#define ESAI_RFCR_RE0 (1 << 2) +#define ESAI_RFCR_RFR (1 << 1) +#define ESAI_RFCR_RFEN (1 << 0) +#define ESAI_RFCR_RE(x) ((0xf >> (4 - ((x + 1) >> 1))) << 2) +#define ESAI_RFCR_RE_MASK 0xfffc3 +#define ESAI_RFCR_RFWM(x) ((x-1) << 8) +#define ESAI_RFCR_RWA_MASK 0xf8ffff + +#define ESAI_WORD_LEN_32 (0x00 << 16) +#define ESAI_WORD_LEN_28 (0x01 << 16) +#define ESAI_WORD_LEN_24 (0x02 << 16) +#define ESAI_WORD_LEN_20 (0x03 << 16) +#define ESAI_WORD_LEN_16 (0x04 << 16) +#define ESAI_WORD_LEN_12 (0x05 << 16) +#define ESAI_WORD_LEN_8 (0x06 << 16) +#define ESAI_WORD_LEN_4 (0x07 << 16) + +#define ESAI_SAISR_TODFE (1 << 17) +#define ESAI_SAISR_TEDE (1 << 16) +#define ESAI_SAISR_TDE (1 << 15) +#define ESAI_SAISR_TUE (1 << 14) +#define ESAI_SAISR_TFS (1 << 13) +#define ESAI_SAISR_RODF (1 << 10) +#define ESAI_SAISR_REDF (1 << 9) +#define ESAI_SAISR_RDF (1 << 8) +#define ESAI_SAISR_ROE (1 << 7) +#define ESAI_SAISR_RFS (1 << 6) +#define ESAI_SAISR_IF2 (1 << 2) +#define ESAI_SAISR_IF1 (1 << 1) +#define ESAI_SAISR_IF0 (1 << 0) + +#define ESAI_SAICR_ALC (1 << 8) +#define ESAI_SAICR_TEBE (1 << 7) +#define ESAI_SAICR_SYNC (1 << 6) +#define ESAI_SAICR_OF2 (1 << 2) +#define ESAI_SAICR_OF1 (1 << 1) +#define ESAI_SAICR_OF0 (1 << 0) + +#define ESAI_TCR_TLIE (1 << 23) +#define ESAI_TCR_TIE (1 << 22) +#define ESAI_TCR_TEDIE (1 << 21) +#define ESAI_TCR_TEIE (1 << 20) +#define ESAI_TCR_TPR (1 << 19) +#define ESAI_TCR_PADC (1 << 17) +#define ESAI_TCR_TFSR (1 << 16) +#define ESAI_TCR_TFSL (1 << 15) +#define ESAI_TCR_TWA (1 << 7) +#define ESAI_TCR_TSHFD_MSB (0 << 6) +#define ESAI_TCR_TSHFD_LSB (1 << 6) +#define ESAI_TCR_TE5 (1 << 5) +#define ESAI_TCR_TE4 (1 << 4) +#define ESAI_TCR_TE3 (1 << 3) +#define ESAI_TCR_TE2 (1 << 2) +#define ESAI_TCR_TE1 (1 << 1) +#define ESAI_TCR_TE0 (1 << 0) +#define ESAI_TCR_TE(x) (0x3f >> (6 - ((x + 1) >> 1))) + +#define ESAI_TCR_TSWS_MASK 0xff83ff +#define ESAI_TCR_TSWS_STL8_WDL8 (0x00 << 10) +#define ESAI_TCR_TSWS_STL12_WDL8 (0x04 << 10) +#define ESAI_TCR_TSWS_STL12_WDL12 (0x01 << 10) +#define ESAI_TCR_TSWS_STL16_WDL8 (0x08 << 10) +#define ESAI_TCR_TSWS_STL16_WDL12 (0x05 << 10) +#define ESAI_TCR_TSWS_STL16_WDL16 (0x02 << 10) +#define ESAI_TCR_TSWS_STL20_WDL8 (0x0c << 10) +#define ESAI_TCR_TSWS_STL20_WDL12 (0x09 << 10) +#define ESAI_TCR_TSWS_STL20_WDL16 (0x06 << 10) +#define ESAI_TCR_TSWS_STL20_WDL20 (0x03 << 10) +#define ESAI_TCR_TSWS_STL24_WDL8 (0x10 << 10) +#define ESAI_TCR_TSWS_STL24_WDL12 (0x0d << 10) +#define ESAI_TCR_TSWS_STL24_WDL16 (0x0a << 10) +#define ESAI_TCR_TSWS_STL24_WDL20 (0x07 << 10) +#define ESAI_TCR_TSWS_STL24_WDL24 (0x1e << 10) +#define ESAI_TCR_TSWS_STL32_WDL8 (0x18 << 10) +#define ESAI_TCR_TSWS_STL32_WDL12 (0x15 << 10) +#define ESAI_TCR_TSWS_STL32_WDL16 (0x12 << 10) +#define ESAI_TCR_TSWS_STL32_WDL20 (0x0f << 10) +#define ESAI_TCR_TSWS_STL32_WDL24 (0x1f << 10) + +#define ESAI_TCR_TMOD_MASK 0xfffcff +#define ESAI_TCR_TMOD_NORMAL (0x00 << 8) +#define ESAI_TCR_TMOD_ONDEMAND (0x01 << 8) +#define ESAI_TCR_TMOD_NETWORK (0x01 << 8) +#define ESAI_TCR_TMOD_RESERVED (0x02 << 8) +#define ESAI_TCR_TMOD_AC97 (0x03 << 8) + +#define ESAI_TCCR_THCKD (1 << 23) +#define ESAI_TCCR_TFSD (1 << 22) +#define ESAI_TCCR_TCKD (1 << 21) +#define ESAI_TCCR_THCKP (1 << 20) +#define ESAI_TCCR_TFSP (1 << 19) +#define ESAI_TCCR_TCKP (1 << 18) + +#define ESAI_TCCR_TPSR_MASK 0xfffeff +#define ESAI_TCCR_TPSR_BYPASS (1 << 8) +#define ESAI_TCCR_TPSR_DIV8 (0 << 8) + +#define ESAI_TCCR_TFP_MASK 0xfc3fff +#define ESAI_TCCR_TFP(x) ((x & 0xf) << 14) + +#define ESAI_TCCR_TDC_MASK 0xffc1ff +#define ESAI_TCCR_TDC(x) (((x) & 0x1f) << 9) + +#define ESAI_TCCR_TPM_MASK 0xffff00 +#define ESAI_TCCR_TPM(x) (x & 0xff) + +#define ESAI_RCR_RLIE (1 << 23) +#define ESAI_RCR_RIE (1 << 22) +#define ESAI_RCR_REDIE (1 << 21) +#define ESAI_RCR_REIE (1 << 20) +#define ESAI_RCR_RPR (1 << 19) +#define ESAI_RCR_RFSR (1 << 16) +#define ESAI_RCR_RFSL (1 << 15) +#define ESAI_RCR_RWA (1 << 7) +#define ESAI_RCR_RSHFD_MSB (0 << 6) +#define ESAI_RCR_RSHFD_LSB (1 << 6) +#define ESAI_RCR_RE3 (1 << 3) +#define ESAI_RCR_RE2 (1 << 2) +#define ESAI_RCR_RE1 (1 << 1) +#define ESAI_RCR_RE0 (1 << 0) +#define ESAI_RCR_RE(x) (0xf >> (4 - ((x + 1) >> 1))) + +#define ESAI_RCR_RSWS_MASK 0xff83ff +#define ESAI_RCR_RSWS_STL8_WDL8 (0x00 << 10) +#define ESAI_RCR_RSWS_STL12_WDL8 (0x04 << 10) +#define ESAI_RCR_RSWS_STL12_WDL12 (0x01 << 10) +#define ESAI_RCR_RSWS_STL16_WDL8 (0x08 << 10) +#define ESAI_RCR_RSWS_STL16_WDL12 (0x05 << 10) +#define ESAI_RCR_RSWS_STL16_WDL16 (0x02 << 10) +#define ESAI_RCR_RSWS_STL20_WDL8 (0x0c << 10) +#define ESAI_RCR_RSWS_STL20_WDL12 (0x09 << 10) +#define ESAI_RCR_RSWS_STL20_WDL16 (0x06 << 10) +#define ESAI_RCR_RSWS_STL20_WDL20 (0x03 << 10) +#define ESAI_RCR_RSWS_STL24_WDL8 (0x10 << 10) +#define ESAI_RCR_RSWS_STL24_WDL12 (0x0d << 10) +#define ESAI_RCR_RSWS_STL24_WDL16 (0x0a << 10) +#define ESAI_RCR_RSWS_STL24_WDL20 (0x07 << 10) +#define ESAI_RCR_RSWS_STL24_WDL24 (0x1e << 10) +#define ESAI_RCR_RSWS_STL32_WDL8 (0x18 << 10) +#define ESAI_RCR_RSWS_STL32_WDL12 (0x15 << 10) +#define ESAI_RCR_RSWS_STL32_WDL16 (0x12 << 10) +#define ESAI_RCR_RSWS_STL32_WDL20 (0x0f << 10) +#define ESAI_RCR_RSWS_STL32_WDL24 (0x1f << 10) + +#define ESAI_RCR_RMOD_MASK 0xfffcff +#define ESAI_RCR_RMOD_NORMAL (0x00 << 8) +#define ESAI_RCR_RMOD_ONDEMAND (0x01 << 8) +#define ESAI_RCR_RMOD_NETWORK (0x01 << 8) +#define ESAI_RCR_RMOD_RESERVED (0x02 << 8) +#define ESAI_RCR_RMOD_AC97 (0x03 << 8) + +#define ESAI_RCCR_RHCKD (1 << 23) +#define ESAI_RCCR_RFSD (1 << 22) +#define ESAI_RCCR_RCKD (1 << 21) +#define ESAI_RCCR_RHCKP (1 << 20) +#define ESAI_RCCR_RFSP (1 << 19) +#define ESAI_RCCR_RCKP (1 << 18) + +#define ESAI_RCCR_RPSR_MASK 0xfffeff +#define ESAI_RCCR_RPSR_BYPASS (1 << 8) +#define ESAI_RCCR_RPSR_DIV8 (0 << 8) + +#define ESAI_RCCR_RFP_MASK 0xfc3fff +#define ESAI_RCCR_RFP(x) ((x & 0xf) << 14) + +#define ESAI_RCCR_RDC_MASK 0xffc1ff +#define ESAI_RCCR_RDC(x) (((x) & 0x1f) << 9) + +#define ESAI_RCCR_RPM_MASK 0xffff00 +#define ESAI_RCCR_RPM(x) (x & 0xff) + +#define ESAI_GPIO_ESAI 0xfff + +/* ESAI clock source */ +#define ESAI_CLK_FSYS 0 +#define ESAI_CLK_EXTAL 1 +#define ESAI_CLK_EXTAL_DIV 2 + +/* ESAI clock divider */ +#define ESAI_TX_DIV_PSR 0 +#define ESAI_TX_DIV_PM 1 +#define ESAI_TX_DIV_FP 2 +#define ESAI_RX_DIV_PSR 3 +#define ESAI_RX_DIV_PM 4 +#define ESAI_RX_DIV_FP 5 + +#define DRV_NAME "imx-esai" + +#include <linux/dmaengine.h> +#include <mach/dma.h> + +#define IMX_DAI_ESAI_TX 0x04 +#define IMX_DAI_ESAI_RX 0x08 +#define IMX_DAI_ESAI_TXRX (IMX_DAI_ESAI_TX | IMX_DAI_ESAI_RX) + +struct imx_esai { + struct platform_device *ac97_dev; + struct snd_soc_dai *imx_ac97; + struct clk *clk; + void __iomem *base; + int irq; + int fiq_enable; + unsigned int offset; + + unsigned int flags; + + void (*ac97_reset) (struct snd_ac97 *ac97); + void (*ac97_warm_reset)(struct snd_ac97 *ac97); + + struct imx_pcm_dma_params dma_params_rx; + struct imx_pcm_dma_params dma_params_tx; + + int enabled; + int imx_esai_txrx_state; + + struct platform_device *soc_platform_pdev; + struct platform_device *soc_platform_pdev_fiq; +}; + +#endif |