diff options
Diffstat (limited to 'sound/soc/sh/fsi.c')
| -rw-r--r-- | sound/soc/sh/fsi.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/sound/soc/sh/fsi.c b/sound/soc/sh/fsi.c index 3d7016e128f..99ed6102416 100644 --- a/sound/soc/sh/fsi.c +++ b/sound/soc/sh/fsi.c @@ -32,7 +32,9 @@ #define REG_DIDT 0x0020 #define REG_DODT 0x0024 #define REG_MUTE_ST 0x0028 +#define REG_OUT_DMAC 0x002C #define REG_OUT_SEL 0x0030 +#define REG_IN_DMAC 0x0038 /* master register */ #define MST_CLK_RST 0x0210 @@ -235,13 +237,13 @@ static void __fsi_reg_mask_set(u32 __iomem *reg, u32 mask, u32 data) } #define fsi_reg_write(p, r, d)\ - __fsi_reg_write((u32)(p->base + REG_##r), d) + __fsi_reg_write((p->base + REG_##r), d) #define fsi_reg_read(p, r)\ - __fsi_reg_read((u32)(p->base + REG_##r)) + __fsi_reg_read((p->base + REG_##r)) #define fsi_reg_mask_set(p, r, m, d)\ - __fsi_reg_mask_set((u32)(p->base + REG_##r), m, d) + __fsi_reg_mask_set((p->base + REG_##r), m, d) #define fsi_master_read(p, r) _fsi_master_read(p, MST_##r) #define fsi_core_read(p, r) _fsi_master_read(p, p->core->r) @@ -886,6 +888,8 @@ static int fsi_hw_startup(struct fsi_priv *fsi, int is_play, struct device *dev) { + struct fsi_master *master = fsi_get_master(fsi); + int fsi_ver = master->core->ver; u32 flags = fsi_get_info_flags(fsi); u32 data = 0; @@ -920,6 +924,17 @@ static int fsi_hw_startup(struct fsi_priv *fsi, fsi_reg_mask_set(fsi, OUT_SEL, DMMD, DMMD); } + /* + * FIXME + * + * FSI driver assumed that data package is in-back. + * FSI2 chip can select it. + */ + if (fsi_ver >= 2) { + fsi_reg_write(fsi, OUT_DMAC, (1 << 4)); + fsi_reg_write(fsi, IN_DMAC, (1 << 4)); + } + /* irq clear */ fsi_irq_disable(fsi, is_play); fsi_irq_clear_status(fsi); |