| /* |
| * Renesas R-Car Gen1 SRU/SSI support |
| * |
| * Copyright (C) 2013 Renesas Solutions Corp. |
| * Kuninori Morimoto <kuninori.morimoto.gx@renesas.com> |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License version 2 as |
| * published by the Free Software Foundation. |
| */ |
| #include "rsnd.h" |
| |
| struct rsnd_gen { |
| void __iomem *base[RSND_BASE_MAX]; |
| |
| struct rsnd_gen_ops *ops; |
| |
| struct regmap *regmap; |
| struct regmap_field *regs[RSND_REG_MAX]; |
| }; |
| |
| #define rsnd_priv_to_gen(p) ((struct rsnd_gen *)(p)->gen) |
| |
| #define RSND_REG_SET(gen, id, reg_id, offset, _id_offset, _id_size) \ |
| [id] = { \ |
| .reg = (unsigned int)gen->base[reg_id] + offset, \ |
| .lsb = 0, \ |
| .msb = 31, \ |
| .id_size = _id_size, \ |
| .id_offset = _id_offset, \ |
| } |
| |
| /* |
| * basic function |
| */ |
| static int rsnd_regmap_write32(void *context, const void *_data, size_t count) |
| { |
| struct rsnd_priv *priv = context; |
| struct device *dev = rsnd_priv_to_dev(priv); |
| u32 *data = (u32 *)_data; |
| u32 val = data[1]; |
| void __iomem *reg = (void *)data[0]; |
| |
| iowrite32(val, reg); |
| |
| dev_dbg(dev, "w %p : %08x\n", reg, val); |
| |
| return 0; |
| } |
| |
| static int rsnd_regmap_read32(void *context, |
| const void *_data, size_t reg_size, |
| void *_val, size_t val_size) |
| { |
| struct rsnd_priv *priv = context; |
| struct device *dev = rsnd_priv_to_dev(priv); |
| u32 *data = (u32 *)_data; |
| u32 *val = (u32 *)_val; |
| void __iomem *reg = (void *)data[0]; |
| |
| *val = ioread32(reg); |
| |
| dev_dbg(dev, "r %p : %08x\n", reg, *val); |
| |
| return 0; |
| } |
| |
| static struct regmap_bus rsnd_regmap_bus = { |
| .write = rsnd_regmap_write32, |
| .read = rsnd_regmap_read32, |
| .reg_format_endian_default = REGMAP_ENDIAN_NATIVE, |
| .val_format_endian_default = REGMAP_ENDIAN_NATIVE, |
| }; |
| |
| static int rsnd_is_accessible_reg(struct rsnd_priv *priv, |
| struct rsnd_gen *gen, enum rsnd_reg reg) |
| { |
| if (!gen->regs[reg]) { |
| struct device *dev = rsnd_priv_to_dev(priv); |
| |
| dev_err(dev, "unsupported register access %x\n", reg); |
| return 0; |
| } |
| |
| return 1; |
| } |
| |
| u32 rsnd_read(struct rsnd_priv *priv, |
| struct rsnd_mod *mod, enum rsnd_reg reg) |
| { |
| struct rsnd_gen *gen = rsnd_priv_to_gen(priv); |
| u32 val; |
| |
| if (!rsnd_is_accessible_reg(priv, gen, reg)) |
| return 0; |
| |
| regmap_fields_read(gen->regs[reg], rsnd_mod_id(mod), &val); |
| |
| return val; |
| } |
| |
| void rsnd_write(struct rsnd_priv *priv, |
| struct rsnd_mod *mod, |
| enum rsnd_reg reg, u32 data) |
| { |
| struct rsnd_gen *gen = rsnd_priv_to_gen(priv); |
| |
| if (!rsnd_is_accessible_reg(priv, gen, reg)) |
| return; |
| |
| regmap_fields_write(gen->regs[reg], rsnd_mod_id(mod), data); |
| } |
| |
| void rsnd_bset(struct rsnd_priv *priv, struct rsnd_mod *mod, |
| enum rsnd_reg reg, u32 mask, u32 data) |
| { |
| struct rsnd_gen *gen = rsnd_priv_to_gen(priv); |
| |
| if (!rsnd_is_accessible_reg(priv, gen, reg)) |
| return; |
| |
| regmap_fields_update_bits(gen->regs[reg], rsnd_mod_id(mod), |
| mask, data); |
| } |
| |
| static int rsnd_gen_regmap_init(struct rsnd_priv *priv, |
| struct rsnd_gen *gen, |
| struct reg_field *regf) |
| { |
| int i; |
| struct device *dev = rsnd_priv_to_dev(priv); |
| struct regmap_config regc; |
| |
| memset(®c, 0, sizeof(regc)); |
| regc.reg_bits = 32; |
| regc.val_bits = 32; |
| |
| gen->regmap = devm_regmap_init(dev, &rsnd_regmap_bus, priv, ®c); |
| if (IS_ERR(gen->regmap)) { |
| dev_err(dev, "regmap error %ld\n", PTR_ERR(gen->regmap)); |
| return PTR_ERR(gen->regmap); |
| } |
| |
| for (i = 0; i < RSND_REG_MAX; i++) { |
| gen->regs[i] = NULL; |
| if (!regf[i].reg) |
| continue; |
| |
| gen->regs[i] = devm_regmap_field_alloc(dev, gen->regmap, regf[i]); |
| if (IS_ERR(gen->regs[i])) |
| return PTR_ERR(gen->regs[i]); |
| |
| } |
| |
| return 0; |
| } |
| |
| /* |
| * DMA read/write register offset |
| * |
| * RSND_xxx_I_N for Audio DMAC input |
| * RSND_xxx_O_N for Audio DMAC output |
| * RSND_xxx_I_P for Audio DMAC peri peri input |
| * RSND_xxx_O_P for Audio DMAC peri peri output |
| * |
| * ex) R-Car H2 case |
| * mod / DMAC in / DMAC out / DMAC PP in / DMAC pp out |
| * SSI : 0xec541000 / 0xec241008 / 0xec24100c / 0xec400000 / 0xec400000 |
| * SCU : 0xec500000 / 0xec000000 / 0xec004000 / 0xec300000 / 0xec304000 |
| * CMD : 0xec500000 / 0xec008000 0xec308000 |
| */ |
| #define RDMA_SSI_I_N(addr, i) (addr ##_reg - 0x00300000 + (0x40 * i) + 0x8) |
| #define RDMA_SSI_O_N(addr, i) (addr ##_reg - 0x00300000 + (0x40 * i) + 0xc) |
| |
| #define RDMA_SSI_I_P(addr, i) (addr ##_reg - 0x00141000 + (0x1000 * i)) |
| #define RDMA_SSI_O_P(addr, i) (addr ##_reg - 0x00141000 + (0x1000 * i)) |
| |
| #define RDMA_SRC_I_N(addr, i) (addr ##_reg - 0x00500000 + (0x400 * i)) |
| #define RDMA_SRC_O_N(addr, i) (addr ##_reg - 0x004fc000 + (0x400 * i)) |
| |
| #define RDMA_SRC_I_P(addr, i) (addr ##_reg - 0x00200000 + (0x400 * i)) |
| #define RDMA_SRC_O_P(addr, i) (addr ##_reg - 0x001fc000 + (0x400 * i)) |
| |
| #define RDMA_CMD_O_N(addr, i) (addr ##_reg - 0x004f8000 + (0x400 * i)) |
| #define RDMA_CMD_O_P(addr, i) (addr ##_reg - 0x001f8000 + (0x400 * i)) |
| |
| void rsnd_gen_dma_addr(struct rsnd_priv *priv, |
| struct rsnd_dma *dma, |
| struct dma_slave_config *cfg, |
| int is_play, int slave_id) |
| { |
| struct platform_device *pdev = rsnd_priv_to_pdev(priv); |
| struct device *dev = rsnd_priv_to_dev(priv); |
| struct rsnd_mod *mod = rsnd_dma_to_mod(dma); |
| struct rsnd_dai_stream *io = rsnd_mod_to_io(mod); |
| dma_addr_t ssi_reg = platform_get_resource(pdev, |
| IORESOURCE_MEM, RSND_GEN2_SSI)->start; |
| dma_addr_t src_reg = platform_get_resource(pdev, |
| IORESOURCE_MEM, RSND_GEN2_SCU)->start; |
| int is_ssi = !!(rsnd_io_to_mod_ssi(io) == mod); |
| int use_src = !!rsnd_io_to_mod_src(io); |
| int use_dvc = !!rsnd_io_to_mod_dvc(io); |
| int id = rsnd_mod_id(mod); |
| struct dma_addr { |
| dma_addr_t src_addr; |
| dma_addr_t dst_addr; |
| } dma_addrs[2][2][3] = { |
| { /* SRC */ |
| /* Capture */ |
| {{ 0, 0 }, |
| { RDMA_SRC_O_N(src, id), 0 }, |
| { RDMA_CMD_O_N(src, id), 0 }}, |
| /* Playback */ |
| {{ 0, 0, }, |
| { 0, RDMA_SRC_I_N(src, id) }, |
| { 0, RDMA_SRC_I_N(src, id) }} |
| }, { /* SSI */ |
| /* Capture */ |
| {{ RDMA_SSI_O_N(ssi, id), 0 }, |
| { RDMA_SSI_O_P(ssi, id), RDMA_SRC_I_P(src, id) }, |
| { RDMA_SSI_O_P(ssi, id), RDMA_SRC_I_P(src, id) }}, |
| /* Playback */ |
| {{ 0, RDMA_SSI_I_N(ssi, id) }, |
| { RDMA_SRC_O_P(src, id), RDMA_SSI_I_P(ssi, id) }, |
| { RDMA_CMD_O_P(src, id), RDMA_SSI_I_P(ssi, id) }} |
| } |
| }; |
| |
| cfg->slave_id = slave_id; |
| cfg->src_addr = 0; |
| cfg->dst_addr = 0; |
| cfg->direction = is_play ? DMA_MEM_TO_DEV : DMA_DEV_TO_MEM; |
| |
| /* |
| * gen1 uses default DMA addr |
| */ |
| if (rsnd_is_gen1(priv)) |
| return; |
| |
| /* it shouldn't happen */ |
| if (use_dvc & !use_src) { |
| dev_err(dev, "DVC is selected without SRC\n"); |
| return; |
| } |
| |
| cfg->src_addr = dma_addrs[is_ssi][is_play][use_src + use_dvc].src_addr; |
| cfg->dst_addr = dma_addrs[is_ssi][is_play][use_src + use_dvc].dst_addr; |
| |
| dev_dbg(dev, "dma%d addr - src : %x / dst : %x\n", |
| id, cfg->src_addr, cfg->dst_addr); |
| } |
| |
| /* |
| * Gen2 |
| */ |
| |
| /* single address mapping */ |
| #define RSND_GEN2_S_REG(gen, reg, id, offset) \ |
| RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN2_##reg, offset, 0, 10) |
| |
| /* multi address mapping */ |
| #define RSND_GEN2_M_REG(gen, reg, id, offset, _id_offset) \ |
| RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN2_##reg, offset, _id_offset, 10) |
| |
| static int rsnd_gen2_regmap_init(struct rsnd_priv *priv, struct rsnd_gen *gen) |
| { |
| struct reg_field regf[RSND_REG_MAX] = { |
| RSND_GEN2_S_REG(gen, SSIU, SSI_MODE0, 0x800), |
| RSND_GEN2_S_REG(gen, SSIU, SSI_MODE1, 0x804), |
| /* FIXME: it needs SSI_MODE2/3 in the future */ |
| RSND_GEN2_M_REG(gen, SSIU, SSI_BUSIF_MODE, 0x0, 0x80), |
| RSND_GEN2_M_REG(gen, SSIU, SSI_BUSIF_ADINR,0x4, 0x80), |
| RSND_GEN2_M_REG(gen, SSIU, SSI_CTRL, 0x10, 0x80), |
| RSND_GEN2_M_REG(gen, SSIU, INT_ENABLE, 0x18, 0x80), |
| |
| RSND_GEN2_M_REG(gen, SCU, SRC_BUSIF_MODE, 0x0, 0x20), |
| RSND_GEN2_M_REG(gen, SCU, SRC_ROUTE_MODE0,0xc, 0x20), |
| RSND_GEN2_M_REG(gen, SCU, SRC_CTRL, 0x10, 0x20), |
| RSND_GEN2_M_REG(gen, SCU, CMD_ROUTE_SLCT, 0x18c, 0x20), |
| RSND_GEN2_M_REG(gen, SCU, CMD_CTRL, 0x190, 0x20), |
| RSND_GEN2_M_REG(gen, SCU, SRC_SWRSR, 0x200, 0x40), |
| RSND_GEN2_M_REG(gen, SCU, SRC_SRCIR, 0x204, 0x40), |
| RSND_GEN2_M_REG(gen, SCU, SRC_ADINR, 0x214, 0x40), |
| RSND_GEN2_M_REG(gen, SCU, SRC_IFSCR, 0x21c, 0x40), |
| RSND_GEN2_M_REG(gen, SCU, SRC_IFSVR, 0x220, 0x40), |
| RSND_GEN2_M_REG(gen, SCU, SRC_SRCCR, 0x224, 0x40), |
| RSND_GEN2_M_REG(gen, SCU, SRC_BSDSR, 0x22c, 0x40), |
| RSND_GEN2_M_REG(gen, SCU, SRC_BSISR, 0x238, 0x40), |
| RSND_GEN2_M_REG(gen, SCU, DVC_SWRSR, 0xe00, 0x100), |
| RSND_GEN2_M_REG(gen, SCU, DVC_DVUIR, 0xe04, 0x100), |
| RSND_GEN2_M_REG(gen, SCU, DVC_ADINR, 0xe08, 0x100), |
| RSND_GEN2_M_REG(gen, SCU, DVC_DVUCR, 0xe10, 0x100), |
| RSND_GEN2_M_REG(gen, SCU, DVC_ZCMCR, 0xe14, 0x100), |
| RSND_GEN2_M_REG(gen, SCU, DVC_VOL0R, 0xe28, 0x100), |
| RSND_GEN2_M_REG(gen, SCU, DVC_VOL1R, 0xe2c, 0x100), |
| RSND_GEN2_M_REG(gen, SCU, DVC_DVUER, 0xe48, 0x100), |
| |
| RSND_GEN2_S_REG(gen, ADG, BRRA, 0x00), |
| RSND_GEN2_S_REG(gen, ADG, BRRB, 0x04), |
| RSND_GEN2_S_REG(gen, ADG, SSICKR, 0x08), |
| RSND_GEN2_S_REG(gen, ADG, AUDIO_CLK_SEL0, 0x0c), |
| RSND_GEN2_S_REG(gen, ADG, AUDIO_CLK_SEL1, 0x10), |
| RSND_GEN2_S_REG(gen, ADG, AUDIO_CLK_SEL2, 0x14), |
| RSND_GEN2_S_REG(gen, ADG, DIV_EN, 0x30), |
| RSND_GEN2_S_REG(gen, ADG, SRCIN_TIMSEL0, 0x34), |
| RSND_GEN2_S_REG(gen, ADG, SRCIN_TIMSEL1, 0x38), |
| RSND_GEN2_S_REG(gen, ADG, SRCIN_TIMSEL2, 0x3c), |
| RSND_GEN2_S_REG(gen, ADG, SRCIN_TIMSEL3, 0x40), |
| RSND_GEN2_S_REG(gen, ADG, SRCIN_TIMSEL4, 0x44), |
| RSND_GEN2_S_REG(gen, ADG, SRCOUT_TIMSEL0, 0x48), |
| RSND_GEN2_S_REG(gen, ADG, SRCOUT_TIMSEL1, 0x4c), |
| RSND_GEN2_S_REG(gen, ADG, SRCOUT_TIMSEL2, 0x50), |
| RSND_GEN2_S_REG(gen, ADG, SRCOUT_TIMSEL3, 0x54), |
| RSND_GEN2_S_REG(gen, ADG, SRCOUT_TIMSEL4, 0x58), |
| RSND_GEN2_S_REG(gen, ADG, CMDOUT_TIMSEL, 0x5c), |
| |
| RSND_GEN2_M_REG(gen, SSI, SSICR, 0x00, 0x40), |
| RSND_GEN2_M_REG(gen, SSI, SSISR, 0x04, 0x40), |
| RSND_GEN2_M_REG(gen, SSI, SSITDR, 0x08, 0x40), |
| RSND_GEN2_M_REG(gen, SSI, SSIRDR, 0x0c, 0x40), |
| RSND_GEN2_M_REG(gen, SSI, SSIWSR, 0x20, 0x40), |
| }; |
| |
| return rsnd_gen_regmap_init(priv, gen, regf); |
| } |
| |
| static int rsnd_gen2_probe(struct platform_device *pdev, |
| struct rsnd_priv *priv) |
| { |
| struct device *dev = rsnd_priv_to_dev(priv); |
| struct rsnd_gen *gen = rsnd_priv_to_gen(priv); |
| struct resource *scu_res; |
| struct resource *adg_res; |
| struct resource *ssiu_res; |
| struct resource *ssi_res; |
| int ret; |
| |
| /* |
| * map address |
| */ |
| scu_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_SCU); |
| adg_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_ADG); |
| ssiu_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_SSIU); |
| ssi_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN2_SSI); |
| |
| gen->base[RSND_GEN2_SCU] = devm_ioremap_resource(dev, scu_res); |
| gen->base[RSND_GEN2_ADG] = devm_ioremap_resource(dev, adg_res); |
| gen->base[RSND_GEN2_SSIU] = devm_ioremap_resource(dev, ssiu_res); |
| gen->base[RSND_GEN2_SSI] = devm_ioremap_resource(dev, ssi_res); |
| if (IS_ERR(gen->base[RSND_GEN2_SCU]) || |
| IS_ERR(gen->base[RSND_GEN2_ADG]) || |
| IS_ERR(gen->base[RSND_GEN2_SSIU]) || |
| IS_ERR(gen->base[RSND_GEN2_SSI])) |
| return -ENODEV; |
| |
| ret = rsnd_gen2_regmap_init(priv, gen); |
| if (ret < 0) |
| return ret; |
| |
| dev_dbg(dev, "Gen2 device probed\n"); |
| dev_dbg(dev, "SCU : %pap => %p\n", &scu_res->start, |
| gen->base[RSND_GEN2_SCU]); |
| dev_dbg(dev, "ADG : %pap => %p\n", &adg_res->start, |
| gen->base[RSND_GEN2_ADG]); |
| dev_dbg(dev, "SSIU : %pap => %p\n", &ssiu_res->start, |
| gen->base[RSND_GEN2_SSIU]); |
| dev_dbg(dev, "SSI : %pap => %p\n", &ssi_res->start, |
| gen->base[RSND_GEN2_SSI]); |
| |
| return 0; |
| } |
| |
| /* |
| * Gen1 |
| */ |
| |
| /* single address mapping */ |
| #define RSND_GEN1_S_REG(gen, reg, id, offset) \ |
| RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN1_##reg, offset, 0, 9) |
| |
| /* multi address mapping */ |
| #define RSND_GEN1_M_REG(gen, reg, id, offset, _id_offset) \ |
| RSND_REG_SET(gen, RSND_REG_##id, RSND_GEN1_##reg, offset, _id_offset, 9) |
| |
| static int rsnd_gen1_regmap_init(struct rsnd_priv *priv, struct rsnd_gen *gen) |
| { |
| struct reg_field regf[RSND_REG_MAX] = { |
| RSND_GEN1_S_REG(gen, SRU, SRC_ROUTE_SEL, 0x00), |
| RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL0, 0x08), |
| RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL1, 0x0c), |
| RSND_GEN1_S_REG(gen, SRU, SRC_TMG_SEL2, 0x10), |
| RSND_GEN1_S_REG(gen, SRU, SRC_ROUTE_CTRL, 0xc0), |
| RSND_GEN1_S_REG(gen, SRU, SSI_MODE0, 0xD0), |
| RSND_GEN1_S_REG(gen, SRU, SSI_MODE1, 0xD4), |
| RSND_GEN1_M_REG(gen, SRU, SRC_BUSIF_MODE, 0x20, 0x4), |
| RSND_GEN1_M_REG(gen, SRU, SRC_ROUTE_MODE0,0x50, 0x8), |
| RSND_GEN1_M_REG(gen, SRU, SRC_SWRSR, 0x200, 0x40), |
| RSND_GEN1_M_REG(gen, SRU, SRC_SRCIR, 0x204, 0x40), |
| RSND_GEN1_M_REG(gen, SRU, SRC_ADINR, 0x214, 0x40), |
| RSND_GEN1_M_REG(gen, SRU, SRC_IFSCR, 0x21c, 0x40), |
| RSND_GEN1_M_REG(gen, SRU, SRC_IFSVR, 0x220, 0x40), |
| RSND_GEN1_M_REG(gen, SRU, SRC_SRCCR, 0x224, 0x40), |
| RSND_GEN1_M_REG(gen, SRU, SRC_MNFSR, 0x228, 0x40), |
| |
| RSND_GEN1_S_REG(gen, ADG, BRRA, 0x00), |
| RSND_GEN1_S_REG(gen, ADG, BRRB, 0x04), |
| RSND_GEN1_S_REG(gen, ADG, SSICKR, 0x08), |
| RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL0, 0x0c), |
| RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL1, 0x10), |
| RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL3, 0x18), |
| RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL4, 0x1c), |
| RSND_GEN1_S_REG(gen, ADG, AUDIO_CLK_SEL5, 0x20), |
| |
| RSND_GEN1_M_REG(gen, SSI, SSICR, 0x00, 0x40), |
| RSND_GEN1_M_REG(gen, SSI, SSISR, 0x04, 0x40), |
| RSND_GEN1_M_REG(gen, SSI, SSITDR, 0x08, 0x40), |
| RSND_GEN1_M_REG(gen, SSI, SSIRDR, 0x0c, 0x40), |
| RSND_GEN1_M_REG(gen, SSI, SSIWSR, 0x20, 0x40), |
| }; |
| |
| return rsnd_gen_regmap_init(priv, gen, regf); |
| } |
| |
| static int rsnd_gen1_probe(struct platform_device *pdev, |
| struct rsnd_priv *priv) |
| { |
| struct device *dev = rsnd_priv_to_dev(priv); |
| struct rsnd_gen *gen = rsnd_priv_to_gen(priv); |
| struct resource *sru_res; |
| struct resource *adg_res; |
| struct resource *ssi_res; |
| int ret; |
| |
| /* |
| * map address |
| */ |
| sru_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_SRU); |
| adg_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_ADG); |
| ssi_res = platform_get_resource(pdev, IORESOURCE_MEM, RSND_GEN1_SSI); |
| |
| gen->base[RSND_GEN1_SRU] = devm_ioremap_resource(dev, sru_res); |
| gen->base[RSND_GEN1_ADG] = devm_ioremap_resource(dev, adg_res); |
| gen->base[RSND_GEN1_SSI] = devm_ioremap_resource(dev, ssi_res); |
| if (IS_ERR(gen->base[RSND_GEN1_SRU]) || |
| IS_ERR(gen->base[RSND_GEN1_ADG]) || |
| IS_ERR(gen->base[RSND_GEN1_SSI])) |
| return -ENODEV; |
| |
| ret = rsnd_gen1_regmap_init(priv, gen); |
| if (ret < 0) |
| return ret; |
| |
| dev_dbg(dev, "Gen1 device probed\n"); |
| dev_dbg(dev, "SRU : %pap => %p\n", &sru_res->start, |
| gen->base[RSND_GEN1_SRU]); |
| dev_dbg(dev, "ADG : %pap => %p\n", &adg_res->start, |
| gen->base[RSND_GEN1_ADG]); |
| dev_dbg(dev, "SSI : %pap => %p\n", &ssi_res->start, |
| gen->base[RSND_GEN1_SSI]); |
| |
| return 0; |
| |
| } |
| |
| /* |
| * Gen |
| */ |
| static void rsnd_of_parse_gen(struct platform_device *pdev, |
| const struct rsnd_of_data *of_data, |
| struct rsnd_priv *priv) |
| { |
| struct rcar_snd_info *info = priv->info; |
| |
| if (!of_data) |
| return; |
| |
| info->flags = of_data->flags; |
| } |
| |
| int rsnd_gen_probe(struct platform_device *pdev, |
| const struct rsnd_of_data *of_data, |
| struct rsnd_priv *priv) |
| { |
| struct device *dev = rsnd_priv_to_dev(priv); |
| struct rsnd_gen *gen; |
| int ret; |
| |
| rsnd_of_parse_gen(pdev, of_data, priv); |
| |
| gen = devm_kzalloc(dev, sizeof(*gen), GFP_KERNEL); |
| if (!gen) { |
| dev_err(dev, "GEN allocate failed\n"); |
| return -ENOMEM; |
| } |
| |
| priv->gen = gen; |
| |
| ret = -ENODEV; |
| if (rsnd_is_gen1(priv)) |
| ret = rsnd_gen1_probe(pdev, priv); |
| else if (rsnd_is_gen2(priv)) |
| ret = rsnd_gen2_probe(pdev, priv); |
| |
| if (ret < 0) |
| dev_err(dev, "unknown generation R-Car sound device\n"); |
| |
| return ret; |
| } |
