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@@ -1,206 +0,0 @@
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-// SPDX-License-Identifier: GPL-2.0+
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-/*
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- * Copyright (C) 2012 Samsung Electronics
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- * R. Chandrasekar <rcsekar@samsung.com>
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- */
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-
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-#include <malloc.h>
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-#include <common.h>
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-#include <asm/io.h>
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-#include <linux/libfdt.h>
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-#include <fdtdec.h>
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-#include <i2c.h>
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-#include <i2s.h>
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-#include <sound.h>
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-#include <asm/arch/sound.h>
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-#include "wm8994.h"
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-#include "max98095.h"
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-
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-/* defines */
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-#define SOUND_400_HZ 400
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-#define SOUND_BITS_IN_BYTE 8
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-
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-static struct i2s_uc_priv g_i2stx_pri;
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-
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-/*
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- * get_sound_i2s_values gets values for i2s parameters
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- *
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- * @param i2s_uc_priv i2s transmitter transfer param structure
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- * @param blob FDT blob if enabled else NULL
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- */
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-static int get_sound_i2s_values(struct i2s_uc_priv *i2s, const void *blob)
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-{
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- int node;
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- int error = 0;
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- int base;
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-
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- node = fdt_path_offset(blob, "i2s");
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- if (node <= 0) {
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- debug("EXYNOS_SOUND: No node for sound in device tree\n");
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- return -1;
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- }
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-
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- /*
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- * Get the pre-defined sound specific values from FDT.
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- * All of these are expected to be correct otherwise
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- * wrong register values in i2s setup parameters
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- * may result in no sound play.
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- */
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- base = fdtdec_get_addr(blob, node, "reg");
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- if (base == FDT_ADDR_T_NONE) {
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- debug("%s: Missing i2s base\n", __func__);
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- return -1;
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- }
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- i2s->base_address = base;
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-
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- i2s->audio_pll_clk = fdtdec_get_int(blob,
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- node, "samsung,i2s-epll-clock-frequency", -1);
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- error |= i2s->audio_pll_clk;
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- debug("audio_pll_clk = %d\n", i2s->audio_pll_clk);
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- i2s->samplingrate = fdtdec_get_int(blob,
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- node, "samsung,i2s-sampling-rate", -1);
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- error |= i2s->samplingrate;
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- debug("samplingrate = %d\n", i2s->samplingrate);
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- i2s->bitspersample = fdtdec_get_int(blob,
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- node, "samsung,i2s-bits-per-sample", -1);
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- error |= i2s->bitspersample;
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- debug("bitspersample = %d\n", i2s->bitspersample);
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- i2s->channels = fdtdec_get_int(blob,
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- node, "samsung,i2s-channels", -1);
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- error |= i2s->channels;
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- debug("channels = %d\n", i2s->channels);
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- i2s->rfs = fdtdec_get_int(blob,
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- node, "samsung,i2s-lr-clk-framesize", -1);
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- error |= i2s->rfs;
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- debug("rfs = %d\n", i2s->rfs);
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- i2s->bfs = fdtdec_get_int(blob,
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- node, "samsung,i2s-bit-clk-framesize", -1);
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- error |= i2s->bfs;
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- debug("bfs = %d\n", i2s->bfs);
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-
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- i2s->id = fdtdec_get_int(blob, node, "samsung,i2s-id", -1);
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- error |= i2s->id;
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- debug("id = %d\n", i2s->id);
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-
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- if (error == -1) {
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- debug("fail to get sound i2s node properties\n");
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- return -1;
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- }
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-
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- return 0;
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-}
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-
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-/*
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- * Init codec
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- *
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- * @param blob FDT blob
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- * @param pi2s_tx i2s parameters required by codec
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- * @return int value, 0 for success
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- */
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-static int codec_init(const void *blob, struct i2s_uc_priv *pi2s_tx)
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-{
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- int ret;
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- const char *codectype;
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- int node;
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-
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- /* Get the node from FDT for sound */
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- node = fdt_path_offset(blob, "i2s");
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- if (node <= 0) {
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- debug("EXYNOS_SOUND: No node for sound in device tree\n");
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- debug("node = %d\n", node);
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- return -1;
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- }
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-
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- /*
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- * Get the pre-defined sound codec specific values from FDT.
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- * All of these are expected to be correct otherwise sound
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- * can not be played
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- */
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- codectype = fdt_getprop(blob, node, "samsung,codec-type", NULL);
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- debug("device = %s\n", codectype);
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- if (!strcmp(codectype, "wm8994")) {
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- /* Check the codec type and initialise the same */
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- ret = wm8994_init(blob, pi2s_tx->id, pi2s_tx->samplingrate,
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- (pi2s_tx->samplingrate * (pi2s_tx->rfs)),
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- pi2s_tx->bitspersample, pi2s_tx->channels);
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- } else if (!strcmp(codectype, "max98095")) {
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- ret = max98095_init(blob, pi2s_tx->id, pi2s_tx->samplingrate,
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- (pi2s_tx->samplingrate * (pi2s_tx->rfs)),
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- pi2s_tx->bitspersample);
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- } else {
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- debug("%s: Unknown codec type %s\n", __func__, codectype);
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- return -1;
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- }
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-
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- if (ret) {
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- debug("%s: Codec init failed\n", __func__);
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- return -1;
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- }
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-
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- return 0;
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-}
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-
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-int sound_init(const void *blob)
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-{
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- int ret;
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- struct i2s_uc_priv *pi2s_tx = &g_i2stx_pri;
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-
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- /* Get the I2S Values */
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- if (get_sound_i2s_values(pi2s_tx, blob) < 0) {
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- debug(" FDT I2S values failed\n");
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- return -1;
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- }
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-
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- if (codec_init(blob, pi2s_tx) < 0) {
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- debug(" Codec init failed\n");
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- return -1;
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- }
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-
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- ret = i2s_tx_init(pi2s_tx);
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- if (ret) {
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- debug("%s: Failed to init i2c transmit: ret=%d\n", __func__,
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- ret);
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- return ret;
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- }
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-
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-
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- return ret;
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-}
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-
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-int sound_play(uint32_t msec, uint32_t frequency)
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-{
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- unsigned int *data;
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- unsigned long data_size;
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- unsigned int ret = 0;
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-
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- /*Buffer length computation */
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- data_size = g_i2stx_pri.samplingrate * g_i2stx_pri.channels;
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- data_size *= (g_i2stx_pri.bitspersample / SOUND_BITS_IN_BYTE);
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- data = malloc(data_size);
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-
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- if (data == NULL) {
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- debug("%s: malloc failed\n", __func__);
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- return -1;
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- }
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-
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- sound_create_square_wave(g_i2stx_pri.samplingrate,
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- (unsigned short *)data,
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- data_size / sizeof(unsigned short),
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- frequency);
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-
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- while (msec >= 1000) {
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- ret = i2s_transfer_tx_data(&g_i2stx_pri, data,
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- (data_size / sizeof(int)));
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- msec -= 1000;
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- }
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- if (msec) {
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- unsigned long size =
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- (data_size * msec) / (sizeof(int) * 1000);
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-
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- ret = i2s_transfer_tx_data(&g_i2stx_pri, data, size);
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- }
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-
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- free(data);
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-
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- return ret;
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-}
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