@@ -57,6 +57,10 @@ struct rsnd_adg {
i++)
#define rsnd_priv_to_adg(priv) ((struct rsnd_adg *)(priv)->adg)
+static const char * const clkin_name_gen4[] = {
+ [CLKA] = "clkin",
+};
+
static const char * const clkin_name_gen2[] = {
[CLKA] = "clk_a",
[CLKB] = "clk_b",
@@ -435,6 +439,10 @@ static int rsnd_adg_get_clkin(struct rsnd_priv *priv)
clkin_name = clkin_name_gen2;
clkin_size = ARRAY_SIZE(clkin_name_gen2);
+ if (rsnd_is_gen4(priv)) {
+ clkin_name = clkin_name_gen4;
+ clkin_size = ARRAY_SIZE(clkin_name_gen4);
+ }
for (i = 0; i < clkin_size; i++) {
clk = devm_clk_get(dev, clkin_name[i]);
@@ -568,6 +576,8 @@ static int rsnd_adg_get_clkout(struct rsnd_priv *priv)
clkout_name = clkout_name_gen2;
clkout_size = ARRAY_SIZE(clkout_name_gen2);
+ if (rsnd_is_gen4(priv))
+ clkout_size = 1; /* reuse clkout_name_gen2[] */
/*
* ADG supports BRRA/BRRB output only.
@@ -102,6 +102,7 @@ static const struct of_device_id rsnd_of_match[] = {
{ .compatible = "renesas,rcar_sound-gen1", .data = (void *)RSND_GEN1 },
{ .compatible = "renesas,rcar_sound-gen2", .data = (void *)RSND_GEN2 },
{ .compatible = "renesas,rcar_sound-gen3", .data = (void *)RSND_GEN3 },
+ { .compatible = "renesas,rcar_sound-gen4", .data = (void *)RSND_GEN4 },
/* Special Handling */
{ .compatible = "renesas,rcar_sound-r8a77990", .data = (void *)(RSND_GEN3 | RSND_SOC_E) },
{},
@@ -1467,7 +1468,7 @@ static int rsnd_dai_probe(struct rsnd_priv *priv)
if (is_graph) {
for_each_endpoint_of_node(dai_node, dai_np) {
__rsnd_dai_probe(priv, dai_np, dai_i);
- if (rsnd_is_gen3(priv)) {
+ if (rsnd_is_gen3(priv) || rsnd_is_gen4(priv)) {
rdai = rsnd_rdai_get(priv, dai_i);
rsnd_parse_connect_graph(priv, &rdai->playback, dai_np);
@@ -1478,7 +1479,7 @@ static int rsnd_dai_probe(struct rsnd_priv *priv)
} else {
for_each_child_of_node(dai_node, dai_np) {
__rsnd_dai_probe(priv, dai_np, dai_i);
- if (rsnd_is_gen3(priv)) {
+ if (rsnd_is_gen3(priv) || rsnd_is_gen4(priv)) {
rdai = rsnd_rdai_get(priv, dai_i);
rsnd_parse_connect_simple(priv, &rdai->playback, dai_np);
@@ -653,6 +653,36 @@ rsnd_gen2_dma_addr(struct rsnd_dai_stream *io,
dma_addrs[is_ssi][is_play][use_src + use_cmd].in_addr;
}
+/*
+ * Gen4 DMA read/write register offset
+ *
+ * ex) R-Car V4H case
+ * mod / SYS-DMAC in / SYS-DMAC out
+ * SSI_SDMC: 0xec400000 / 0xec400000 / 0xec400000
+ */
+#define RDMA_SSI_SDMC(addr, i) (addr + (0x8000 * i))
+static dma_addr_t
+rsnd_gen4_dma_addr(struct rsnd_dai_stream *io, struct rsnd_mod *mod,
+ int is_play, int is_from)
+{
+ struct rsnd_priv *priv = rsnd_io_to_priv(io);
+ phys_addr_t addr = rsnd_gen_get_phy_addr(priv, RSND_GEN4_SDMC);
+ int id = rsnd_mod_id(mod);
+ int busif = rsnd_mod_id_sub(mod);
+
+ /*
+ * SSI0 only is supported
+ */
+ if (id != 0) {
+ struct device *dev = rsnd_priv_to_dev(priv);
+
+ dev_err(dev, "This driver doesn't support non SSI0");
+ return -EINVAL;
+ }
+
+ return RDMA_SSI_SDMC(addr, busif);
+}
+
static dma_addr_t rsnd_dma_addr(struct rsnd_dai_stream *io,
struct rsnd_mod *mod,
int is_play, int is_from)
@@ -667,6 +697,8 @@ static dma_addr_t rsnd_dma_addr(struct rsnd_dai_stream *io,
*/
if (rsnd_is_gen1(priv))
return 0;
+ else if (rsnd_is_gen4(priv))
+ return rsnd_gen4_dma_addr(io, mod, is_play, is_from);
else
return rsnd_gen2_dma_addr(io, mod, is_play, is_from);
}
@@ -891,6 +923,10 @@ int rsnd_dma_probe(struct rsnd_priv *priv)
return 0; /* it will be PIO mode */
}
+ /* for Gen4 doesn't have DMA-pp */
+ if (rsnd_is_gen4(priv))
+ goto audmapp_end;
+
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "audmapp");
if (!res) {
dev_err(dev, "lack of audmapp in DT\n");
@@ -902,7 +938,7 @@ int rsnd_dma_probe(struct rsnd_priv *priv)
dmac->ppbase = devm_ioremap_resource(dev, res);
if (IS_ERR(dmac->ppbase))
return PTR_ERR(dmac->ppbase);
-
+audmapp_end:
priv->dma = dmac;
/* dummy mem mod for debug */
@@ -215,6 +215,74 @@ static int _rsnd_gen_regmap_init(struct rsnd_priv *priv,
return 0;
}
+/*
+ * Gen4
+ */
+static int rsnd_gen4_probe(struct rsnd_priv *priv)
+{
+ static const struct rsnd_regmap_field_conf conf_ssiu[] = {
+ RSND_GEN_S_REG(SSI_SYS_INT_ENABLE0, 0x850),
+ RSND_GEN_S_REG(SSI_SYS_INT_ENABLE2, 0x858),
+ RSND_GEN_S_REG(SSI_SYS_INT_ENABLE4, 0x890),
+ RSND_GEN_S_REG(SSI_SYS_INT_ENABLE6, 0x898),
+ RSND_GEN_S_REG(SSI_SYS_STATUS0, 0x840),
+ RSND_GEN_S_REG(SSI_SYS_STATUS2, 0x848),
+ RSND_GEN_S_REG(SSI_SYS_STATUS4, 0x880),
+ RSND_GEN_S_REG(SSI_SYS_STATUS6, 0x888),
+
+ RSND_GEN_S_REG(SSI_BUSIF0_MODE, 0x0),
+ RSND_GEN_S_REG(SSI_BUSIF0_ADINR, 0x4),
+ RSND_GEN_S_REG(SSI_BUSIF0_DALIGN, 0x8),
+ RSND_GEN_S_REG(SSI_BUSIF1_MODE, 0x20),
+ RSND_GEN_S_REG(SSI_BUSIF1_ADINR, 0x24),
+ RSND_GEN_S_REG(SSI_BUSIF1_DALIGN, 0x28),
+ RSND_GEN_S_REG(SSI_BUSIF2_MODE, 0x40),
+ RSND_GEN_S_REG(SSI_BUSIF2_ADINR, 0x44),
+ RSND_GEN_S_REG(SSI_BUSIF2_DALIGN, 0x48),
+ RSND_GEN_S_REG(SSI_BUSIF3_MODE, 0x60),
+ RSND_GEN_S_REG(SSI_BUSIF3_ADINR, 0x64),
+ RSND_GEN_S_REG(SSI_BUSIF3_DALIGN, 0x68),
+ RSND_GEN_S_REG(SSI_BUSIF4_MODE, 0x500),
+ RSND_GEN_S_REG(SSI_BUSIF4_ADINR, 0x504),
+ RSND_GEN_S_REG(SSI_BUSIF4_DALIGN, 0x508),
+ RSND_GEN_S_REG(SSI_BUSIF5_MODE, 0x520),
+ RSND_GEN_S_REG(SSI_BUSIF5_ADINR, 0x524),
+ RSND_GEN_S_REG(SSI_BUSIF5_DALIGN, 0x528),
+ RSND_GEN_S_REG(SSI_BUSIF6_MODE, 0x540),
+ RSND_GEN_S_REG(SSI_BUSIF6_ADINR, 0x544),
+ RSND_GEN_S_REG(SSI_BUSIF6_DALIGN, 0x548),
+ RSND_GEN_S_REG(SSI_BUSIF7_MODE, 0x560),
+ RSND_GEN_S_REG(SSI_BUSIF7_ADINR, 0x564),
+ RSND_GEN_S_REG(SSI_BUSIF7_DALIGN, 0x568),
+ RSND_GEN_S_REG(SSI_CTRL, 0x010),
+ RSND_GEN_S_REG(SSI_INT_ENABLE, 0x018),
+ RSND_GEN_S_REG(SSI_MODE, 0x00c),
+ RSND_GEN_S_REG(SSI_MODE2, 0xa0c),
+ };
+ static const struct rsnd_regmap_field_conf conf_adg[] = {
+ RSND_GEN_S_REG(BRRA, 0x00),
+ RSND_GEN_S_REG(BRRB, 0x04),
+ RSND_GEN_S_REG(BRGCKR, 0x08),
+ RSND_GEN_S_REG(AUDIO_CLK_SEL0, 0x0c),
+ };
+ static const struct rsnd_regmap_field_conf conf_ssi[] = {
+ RSND_GEN_S_REG(SSICR, 0x00),
+ RSND_GEN_S_REG(SSISR, 0x04),
+ RSND_GEN_S_REG(SSITDR, 0x08),
+ RSND_GEN_S_REG(SSIRDR, 0x0c),
+ RSND_GEN_S_REG(SSIWSR, 0x20),
+ };
+ static const struct rsnd_regmap_field_conf conf_sdmc[] = {
+ RSND_GEN_M_REG(SSI_BUSIF, 0x0, 0x8000),
+ };
+ int ret_adg = rsnd_gen_regmap_init(priv, 10, RSND_GEN4_ADG, "adg", conf_adg);
+ int ret_ssiu = rsnd_gen_regmap_init(priv, 10, RSND_GEN4_SSIU, "ssiu", conf_ssiu);
+ int ret_ssi = rsnd_gen_regmap_init(priv, 10, RSND_GEN4_SSI, "ssi", conf_ssi);
+ int ret_sdmc = rsnd_gen_regmap_init(priv, 10, RSND_GEN4_SDMC, "sdmc", conf_sdmc);
+
+ return ret_adg | ret_ssiu | ret_ssi | ret_sdmc;
+}
+
/*
* Gen2
*/
@@ -484,6 +552,8 @@ int rsnd_gen_probe(struct rsnd_priv *priv)
else if (rsnd_is_gen2(priv) ||
rsnd_is_gen3(priv))
ret = rsnd_gen2_probe(priv);
+ else if (rsnd_is_gen4(priv))
+ ret = rsnd_gen4_probe(priv);
if (ret < 0)
dev_err(dev, "unknown generation R-Car sound device\n");
@@ -31,6 +31,11 @@
#define RSND_GEN2_SSIU 2
#define RSND_GEN2_SSI 3
+#define RSND_GEN4_ADG 0
+#define RSND_GEN4_SSIU 1
+#define RSND_GEN4_SSI 2
+#define RSND_GEN4_SDMC 3
+
#define RSND_BASE_MAX 4
/*
@@ -197,6 +202,7 @@ enum rsnd_reg {
SSI_SYS_INT_ENABLE5,
SSI_SYS_INT_ENABLE6,
SSI_SYS_INT_ENABLE7,
+ SSI_BUSIF,
HDMI0_SEL,
HDMI1_SEL,
SSI9_BUSIF0_MODE,
@@ -629,6 +635,7 @@ struct rsnd_priv {
#define RSND_GEN1 (1 << 0)
#define RSND_GEN2 (2 << 0)
#define RSND_GEN3 (3 << 0)
+#define RSND_GEN4 (4 << 0)
#define RSND_SOC_MASK (0xFF << 4)
#define RSND_SOC_E (1 << 4) /* E1/E2/E3 */
@@ -703,6 +710,7 @@ struct rsnd_priv {
#define rsnd_is_gen1(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN1)
#define rsnd_is_gen2(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN2)
#define rsnd_is_gen3(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN3)
+#define rsnd_is_gen4(priv) (((priv)->flags & RSND_GEN_MASK) == RSND_GEN4)
#define rsnd_is_e3(priv) (((priv)->flags & \
(RSND_GEN_MASK | RSND_SOC_MASK)) == \
(RSND_GEN3 | RSND_SOC_E))
@@ -29,8 +29,8 @@ struct rsnd_ssiu {
i++)
/*
- * SSI Gen2 Gen3
- * 0 BUSIF0-3 BUSIF0-7
+ * SSI Gen2 Gen3 Gen4
+ * 0 BUSIF0-3 BUSIF0-7 BUSIF0-7
* 1 BUSIF0-3 BUSIF0-7
* 2 BUSIF0-3 BUSIF0-7
* 3 BUSIF0 BUSIF0-7
@@ -40,10 +40,11 @@ struct rsnd_ssiu {
* 7 BUSIF0 BUSIF0
* 8 BUSIF0 BUSIF0
* 9 BUSIF0-3 BUSIF0-7
- * total 22 52
+ * total 22 52 8
*/
static const int gen2_id[] = { 0, 4, 8, 12, 13, 14, 15, 16, 17, 18 };
static const int gen3_id[] = { 0, 8, 16, 24, 32, 40, 41, 42, 43, 44 };
+static const int gen4_id[] = { 0 };
/* enable busif buffer over/under run interrupt. */
#define rsnd_ssiu_busif_err_irq_enable(mod) rsnd_ssiu_busif_err_irq_ctrl(mod, 1)
@@ -152,6 +153,10 @@ static int rsnd_ssiu_init(struct rsnd_mod *mod,
/* clear status */
rsnd_ssiu_busif_err_status_clear(mod);
+ /* Gen4 doesn't have SSI_MODE */
+ if (rsnd_is_gen4(priv))
+ goto ssi_mode_setting_end;
+
/*
* SSI_MODE0
*/
@@ -206,6 +211,7 @@ static int rsnd_ssiu_init(struct rsnd_mod *mod,
rsnd_mod_bset(mod, SSI_MODE1, 0x0013001f, val1);
rsnd_mod_bset(mod, SSI_MODE2, 0x00000017, val2);
+ssi_mode_setting_end:
/*
* Enable busif buffer over/under run interrupt.
* It will be handled from ssi.c
@@ -553,6 +559,9 @@ int rsnd_ssiu_probe(struct rsnd_priv *priv)
} else if (rsnd_is_gen3(priv)) {
list = gen3_id;
nr = ARRAY_SIZE(gen3_id);
+ } else if (rsnd_is_gen4(priv)) {
+ list = gen4_id;
+ nr = ARRAY_SIZE(gen4_id);
} else {
dev_err(dev, "unknown SSIU\n");
return -ENODEV;