diff options
Diffstat (limited to 'sound')
| -rw-r--r-- | sound/soc/codecs/wm2200.c | 85 |
1 files changed, 84 insertions, 1 deletions
diff --git a/sound/soc/codecs/wm2200.c b/sound/soc/codecs/wm2200.c index 367d1e57c86a..1eafaae7d589 100644 --- a/sound/soc/codecs/wm2200.c +++ b/sound/soc/codecs/wm2200.c @@ -64,6 +64,66 @@ struct wm2200_priv { int sysclk; }; +#define WM2200_DSP_RANGE_BASE (WM2200_MAX_REGISTER + 1) +#define WM2200_DSP_SPACING 12288 + +#define WM2200_DSP1_DM_BASE (WM2200_DSP_RANGE_BASE + (0 * WM2200_DSP_SPACING)) +#define WM2200_DSP1_PM_BASE (WM2200_DSP_RANGE_BASE + (1 * WM2200_DSP_SPACING)) +#define WM2200_DSP1_ZM_BASE (WM2200_DSP_RANGE_BASE + (2 * WM2200_DSP_SPACING)) +#define WM2200_DSP2_DM_BASE (WM2200_DSP_RANGE_BASE + (3 * WM2200_DSP_SPACING)) +#define WM2200_DSP2_PM_BASE (WM2200_DSP_RANGE_BASE + (4 * WM2200_DSP_SPACING)) +#define WM2200_DSP2_ZM_BASE (WM2200_DSP_RANGE_BASE + (5 * WM2200_DSP_SPACING)) + +static const struct regmap_range_cfg wm2200_ranges[] = { + /* DSP1 DM */ + { .range_min = WM2200_DSP1_DM_BASE, + .range_max = WM2200_DSP1_DM_BASE + 12287, + .selector_reg = WM2200_DSP1_CONTROL_3, + .selector_mask = WM2200_DSP1_PAGE_BASE_DM_0_MASK, + .selector_shift = WM2200_DSP1_PAGE_BASE_DM_0_SHIFT, + .window_start = WM2200_DSP1_DM_0, .window_len = 2048, }, + + /* DSP1 PM */ + { .range_min = WM2200_DSP1_PM_BASE, + .range_max = WM2200_DSP1_PM_BASE + 12287, + .selector_reg = WM2200_DSP1_CONTROL_2, + .selector_mask = WM2200_DSP1_PAGE_BASE_PM_0_MASK, + .selector_shift = WM2200_DSP1_PAGE_BASE_PM_0_SHIFT, + .window_start = WM2200_DSP1_PM_0, .window_len = 768, }, + + /* DSP1 ZM */ + { .range_min = WM2200_DSP1_ZM_BASE, + .range_max = WM2200_DSP1_ZM_BASE + 2047, + .selector_reg = WM2200_DSP1_CONTROL_4, + .selector_mask = WM2200_DSP1_PAGE_BASE_ZM_0_MASK, + .selector_shift = WM2200_DSP1_PAGE_BASE_ZM_0_SHIFT, + .window_start = WM2200_DSP1_ZM_0, .window_len = 1024, }, + + /* DSP2 DM */ + { .range_min = WM2200_DSP2_DM_BASE, + .range_max = WM2200_DSP2_DM_BASE + 4095, + .selector_reg = WM2200_DSP2_CONTROL_3, + .selector_mask = WM2200_DSP2_PAGE_BASE_DM_0_MASK, + .selector_shift = WM2200_DSP2_PAGE_BASE_DM_0_SHIFT, + .window_start = WM2200_DSP2_DM_0, .window_len = 2048, }, + + /* DSP2 PM */ + { .range_min = WM2200_DSP2_PM_BASE, + .range_max = WM2200_DSP2_PM_BASE + 11287, + .selector_reg = WM2200_DSP2_CONTROL_2, + .selector_mask = WM2200_DSP2_PAGE_BASE_PM_0_MASK, + .selector_shift = WM2200_DSP2_PAGE_BASE_PM_0_SHIFT, + .window_start = WM2200_DSP2_PM_0, .window_len = 768, }, + + /* DSP2 ZM */ + { .range_min = WM2200_DSP2_ZM_BASE, + .range_max = WM2200_DSP2_ZM_BASE + 2047, + .selector_reg = WM2200_DSP2_CONTROL_4, + .selector_mask = WM2200_DSP2_PAGE_BASE_ZM_0_MASK, + .selector_shift = WM2200_DSP2_PAGE_BASE_ZM_0_SHIFT, + .window_start = WM2200_DSP2_ZM_0, .window_len = 1024, }, +}; + static struct reg_default wm2200_reg_defaults[] = { { 0x000B, 0x0000 }, /* R11 - Tone Generator 1 */ { 0x0102, 0x0000 }, /* R258 - Clocking 3 */ @@ -407,6 +467,16 @@ static struct reg_default wm2200_reg_defaults[] = { static bool wm2200_volatile_register(struct device *dev, unsigned int reg) { + int i; + + for (i = 0; i < ARRAY_SIZE(wm2200_ranges); i++) + if ((reg >= wm2200_ranges[i].window_start && + reg <= wm2200_ranges[i].window_start + + wm2200_ranges[i].window_len) || + (reg >= wm2200_ranges[i].range_min && + reg <= wm2200_ranges[i].range_max)) + return true; + switch (reg) { case WM2200_SOFTWARE_RESET: case WM2200_DEVICE_REVISION: @@ -423,6 +493,16 @@ static bool wm2200_volatile_register(struct device *dev, unsigned int reg) static bool wm2200_readable_register(struct device *dev, unsigned int reg) { + int i; + + for (i = 0; i < ARRAY_SIZE(wm2200_ranges); i++) + if ((reg >= wm2200_ranges[i].window_start && + reg <= wm2200_ranges[i].window_start + + wm2200_ranges[i].window_len) || + (reg >= wm2200_ranges[i].range_min && + reg <= wm2200_ranges[i].range_max)) + return true; + switch (reg) { case WM2200_SOFTWARE_RESET: case WM2200_DEVICE_REVISION: @@ -1991,12 +2071,15 @@ static const struct regmap_config wm2200_regmap = { .reg_bits = 16, .val_bits = 16, - .max_register = WM2200_MAX_REGISTER, + .max_register = WM2200_MAX_REGISTER + (ARRAY_SIZE(wm2200_ranges) * + WM2200_DSP_SPACING), .reg_defaults = wm2200_reg_defaults, .num_reg_defaults = ARRAY_SIZE(wm2200_reg_defaults), .volatile_reg = wm2200_volatile_register, .readable_reg = wm2200_readable_register, .cache_type = REGCACHE_RBTREE, + .ranges = wm2200_ranges, + .num_ranges = ARRAY_SIZE(wm2200_ranges), }; static const unsigned int wm2200_dig_vu[] = { |